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         /* Enable pin out: some machines with GM965 gets broken output when
 435          * the pin is disabled or changed while using with HDMI
 436          */
 437         snd_hda_codec_write(codec, pin_nid, 0,
 438                             AC_VERB_SET_PIN_WIDGET_CONTROL, PIN_OUT);
 439 }
 440
 441 static int hdmi_get_channel_count(struct hda_codec *codec, hda_nid_t cvt_nid)
 442 {
 443         return 1 + snd_hda_codec_read(codec, cvt_nid, 0,
 444                                         AC_VERB_GET_CVT_CHAN_COUNT, 0);
 445 }
 446
 447 static void hdmi_set_channel_count(struct hda_codec *codec,
 448                                    hda_nid_t cvt_nid, int chs)
 449 {
 450         if (chs != hdmi_get_channel_count(codec, cvt_nid))
 451                 snd_hda_codec_write(codec, cvt_nid, 0,
 452                                     AC_VERB_SET_CVT_CHAN_COUNT, chs - 1);
 453 }
 454
 455
 456 /*
 457  * Channel mapping routines
 458  */
 459
 460 /*
 461  * Compute derived values in channel_allocations[].
 462  */
 463 static void init_channel_allocations(void)
 464 {
 465         int i, j;
 466         struct cea_channel_speaker_allocation *p;
 467
 468         for (i = 0; i < ARRAY_SIZE(channel_allocations); i++) {
 469                 p = channel_allocations + i;
 470                 p->channels = 0;
 471                 p->spk_mask = 0;
 472                 for (j = 0; j < ARRAY_SIZE(p->speakers); j++)
 473                         if (p->speakers[j]) {
 474                                 p->channels++;
 475                                 p->spk_mask |= p->speakers[j];
 476                         }
 477         }
 478 }
 479
 480 static int get_channel_allocation_order(int ca)
 481 {
 482         int i;
 483
 484         for (i = 0; i < ARRAY_SIZE(channel_allocations); i++) {
 485                 if (channel_allocations[i].ca_index == ca)
 486                         break;
 487         }
 488         return i;
 489 }
 490
 491 /*
 492  * The transformation takes two steps:
 493  *
 494  *      eld->spk_alloc => (eld_speaker_allocation_bits[]) => spk_mask
 495  *            spk_mask => (channel_allocations[])         => ai->CA
 496  *
 497  * TODO: it could select the wrong CA from multiple candidates.
 498 */
 499 static int hdmi_channel_allocation(struct hdmi_eld *eld, int channels)
 500 {
 501         int i;
 502         int ca = 0;
 503         int spk_mask = 0;
 504         char buf[SND_PRINT_CHANNEL_ALLOCATION_ADVISED_BUFSIZE];
 505
 506         /*
 507          * CA defaults to 0 for basic stereo audio
 508          */
 509         if (channels <= 2)
 510                 return 0;
 511
 512         /*
 513          * expand ELD's speaker allocation mask
 514          *
 515          * ELD tells the speaker mask in a compact(paired) form,
 516          * expand ELD's notions to match the ones used by Audio InfoFrame.
 517          */
 518         for (i = 0; i < ARRAY_SIZE(eld_speaker_allocation_bits); i++) {
 519                 if (eld->spk_alloc & (1 << i))
 520                         spk_mask |= eld_speaker_allocation_bits[i];
 521         }
 522
 523         /* search for the first working match in the CA table */
 524         for (i = 0; i < ARRAY_SIZE(channel_allocations); i++) {
 525                 if (channels == channel_allocations[i].channels &&
 526                     (spk_mask & channel_allocations[i].spk_mask) ==
 527                                 channel_allocations[i].spk_mask) {
 528                         ca = channel_allocations[i].ca_index;
 529                         break;
 530                 }
 531         }
 532
 533         snd_print_channel_allocation(eld->spk_alloc, buf, sizeof(buf));
 534         snd_printdd("HDMI: select CA 0x%x for %d-channel allocation: %s\n",
 535                     ca, channels, buf);
 536
 537         return ca;
 538 }
 539
 540 static void hdmi_debug_channel_mapping(struct hda_codec *codec,
 541                                        hda_nid_t pin_nid)
 542 {
 543 #ifdef CONFIG_SND_DEBUG_VERBOSE
 544         int i;
 545         int slot;
 546
 547         for (i = 0; i < 8; i++) {
 548                 slot = snd_hda_codec_read(codec, pin_nid, 0,
 549                                                 AC_VERB_GET_HDMI_CHAN_SLOT, i);
 550                 printk(KERN_DEBUG "HDMI: ASP channel %d => slot %d\n",
 551                                                 slot >> 4, slot & 0xf);
 552         }
 553 #endif
 554 }
 555
 556
 557 static void hdmi_std_setup_channel_mapping(struct hda_codec *codec,
 558                                        hda_nid_t pin_nid,
 559                                        bool non_pcm,
 560                                        int ca)
 561 {
 562         int i;
 563         int err;
 564         int order;
 565         int non_pcm_mapping[8];
 566
 567         order = get_channel_allocation_order(ca);
 568
 569         if (hdmi_channel_mapping[ca][1] == 0) {
 570                 for (i = 0; i < channel_allocations[order].channels; i++)
 571                         hdmi_channel_mapping[ca][i] = i | (i << 4);
 572                 for (; i < 8; i++)
 573                         hdmi_channel_mapping[ca][i] = 0xf | (i << 4);
 574         }
 575
 576         if (non_pcm) {
 577                 for (i = 0; i < channel_allocations[order].channels; i++)
 578                         non_pcm_mapping[i] = i | (i << 4);
 579                 for (; i < 8; i++)
 580                         non_pcm_mapping[i] = 0xf | (i << 4);
 581         }
 582
 583         for (i = 0; i < 8; i++) {
 584                 err = snd_hda_codec_write(codec, pin_nid, 0,
 585                                           AC_VERB_SET_HDMI_CHAN_SLOT,
 586                                           non_pcm ? non_pcm_mapping[i] : hdmi_channel_mapping[ca][i]);
 587                 if (err) {
 588                         snd_printdd(KERN_NOTICE
 589                                     "HDMI: channel mapping failed\n");
 590                         break;
 591                 }
 592         }
 593
 594         hdmi_debug_channel_mapping(codec, pin_nid);
 595 }
 596
 597 struct channel_map_table {
 598         unsigned char map;              /* ALSA API channel map position */
 599         unsigned char cea_slot;         /* CEA slot value */
 600         int spk_mask;                   /* speaker position bit mask */
 601 };
 602
 603 static struct channel_map_table map_tables[] = {
 604         { SNDRV_CHMAP_FL,       0x00,   FL },
 605         { SNDRV_CHMAP_FR,       0x01,   FR },
 606         { SNDRV_CHMAP_RL,       0x04,   RL },
 607         { SNDRV_CHMAP_RR,       0x05,   RR },
 608         { SNDRV_CHMAP_LFE,      0x02,   LFE },
 609         { SNDRV_CHMAP_FC,       0x03,   FC },
 610         { SNDRV_CHMAP_RLC,      0x06,   RLC },
 611         { SNDRV_CHMAP_RRC,      0x07,   RRC },
 612         {} /* terminator */
 613 };
 614
 615 /* from ALSA API channel position to speaker bit mask */
 616 static int to_spk_mask(unsigned char c)
 617 {
 618         struct channel_map_table *t = map_tables;
 619         for (; t->map; t++) {
 620                 if (t->map == c)
 621                         return t->spk_mask;
 622         }
 623         return 0;
 624 }
 625
 626 /* from ALSA API channel position to CEA slot */
 627 static int to_cea_slot(unsigned char c)
 628 {
 629         struct channel_map_table *t = map_tables;
 630         for (; t->map; t++) {
 631                 if (t->map == c)
 632                         return t->cea_slot;
 633         }
 634         return 0x0f;
 635 }
 636
 637 /* from CEA slot to ALSA API channel position */
 638 static int from_cea_slot(unsigned char c)
 639 {
 640         struct channel_map_table *t = map_tables;
 641         for (; t->map; t++) {
 642                 if (t->cea_slot == c)
 643                         return t->map;
 644         }
 645         return 0;
 646 }
 647
 648 /* from speaker bit mask to ALSA API channel position */
 649 static int spk_to_chmap(int spk)
 650 {
 651         struct channel_map_table *t = map_tables;
 652         for (; t->map; t++) {
 653                 if (t->spk_mask == spk)
 654                         return t->map;
 655         }
 656         return 0;
 657 }
 658
 659 /* get the CA index corresponding to the given ALSA API channel map */
 660 static int hdmi_manual_channel_allocation(int chs, unsigned char *map)
 661 {
 662         int i, spks = 0, spk_mask = 0;
 663
 664         for (i = 0; i < chs; i++) {
 665                 int mask = to_spk_mask(map[i]);
 666                 if (mask) {
 667                         spk_mask |= mask;
 668                         spks++;
 669                 }
 670         }
 671
 672         for (i = 0; i < ARRAY_SIZE(channel_allocations); i++) {
 673                 if ((chs == channel_allocations[i].channels ||
 674                      spks == channel_allocations[i].channels) &&
 675                     (spk_mask & channel_allocations[i].spk_mask) ==
 676                                 channel_allocations[i].spk_mask)
 677                         return channel_allocations[i].ca_index;
 678         }
 679         return -1;
 680 }
 681
 682 /* set up the channel slots for the given ALSA API channel map */
 683 static int hdmi_manual_setup_channel_mapping(struct hda_codec *codec,
 684                                              hda_nid_t pin_nid,
 685                                              int chs, unsigned char *map)
 686 {
 687         int i;
 688         for (i = 0; i < 8; i++) {
 689                 int val, err;
 690                 if (i < chs)
 691                         val = to_cea_slot(map[i]);
 692                 else
 693                         val = 0xf;
 694                 val |= (i << 4);
 695                 err = snd_hda_codec_write(codec, pin_nid, 0,
 696                                           AC_VERB_SET_HDMI_CHAN_SLOT, val);
 697                 if (err)
 698                         return -EINVAL;
 699         }
 700         return 0;
 701 }
 702
 703 /* store ALSA API channel map from the current default map */
 704 static void hdmi_setup_fake_chmap(unsigned char *map, int ca)
 705 {
 706         int i;
 707         for (i = 0; i < 8; i++) {
 708                 if (i < channel_allocations[ca].channels)
 709                         map[i] = from_cea_slot((hdmi_channel_mapping[ca][i] >> 4) & 0x0f);
 710                 else
 711                         map[i] = 0;
 712         }
 713 }
 714
 715 static void hdmi_setup_channel_mapping(struct hda_codec *codec,
 716                                        hda_nid_t pin_nid, bool non_pcm, int ca,
 717                                        int channels, unsigned char *map)
 718 {
 719         if (!non_pcm && map) {
 720                 hdmi_manual_setup_channel_mapping(codec, pin_nid,
 721                                                   channels, map);
 722         } else {
 723                 hdmi_std_setup_channel_mapping(codec, pin_nid, non_pcm, ca);
 724                 hdmi_setup_fake_chmap(map, ca);
 725         }
 726 }
 727
 728 /*
 729  * Audio InfoFrame routines
 730  */
 731
 732 /*
 733  * Enable Audio InfoFrame Transmission
 734  */
 735 static void hdmi_start_infoframe_trans(struct hda_codec *codec,
 736                                        hda_nid_t pin_nid)
 737 {
 738         hdmi_set_dip_index(codec, pin_nid, 0x0, 0x0);
 739         snd_hda_codec_write(codec, pin_nid, 0, AC_VERB_SET_HDMI_DIP_XMIT,
 740                                                 AC_DIPXMIT_BEST);
 741 }
 742
 743 /*
 744  * Disable Audio InfoFrame Transmission
 745  */
 746 static void hdmi_stop_infoframe_trans(struct hda_codec *codec,
 747                                       hda_nid_t pin_nid)
 748 {
 749         hdmi_set_dip_index(codec, pin_nid, 0x0, 0x0);
 750         snd_hda_codec_write(codec, pin_nid, 0, AC_VERB_SET_HDMI_DIP_XMIT,
 751                                                 AC_DIPXMIT_DISABLE);
 752 }
 753
 754 static void hdmi_debug_dip_size(struct hda_codec *codec, hda_nid_t pin_nid)
 755 {
 756 #ifdef CONFIG_SND_DEBUG_VERBOSE
 757         int i;
 758         int size;
 759
 760         size = snd_hdmi_get_eld_size(codec, pin_nid);
 761         printk(KERN_DEBUG "HDMI: ELD buf size is %d\n", size);
 762
 763         for (i = 0; i < 8; i++) {
 764                 size = snd_hda_codec_read(codec, pin_nid, 0,
 765                                                 AC_VERB_GET_HDMI_DIP_SIZE, i);
 766                 printk(KERN_DEBUG "HDMI: DIP GP[%d] buf size is %d\n", i, size);
 767         }
 768 #endif
 769 }
 770
 771 static void hdmi_clear_dip_buffers(struct hda_codec *codec, hda_nid_t pin_nid)
 772 {
 773 #ifdef BE_PARANOID
 774         int i, j;
 775         int size;
 776         int pi, bi;
 777         for (i = 0; i < 8; i++) {
 778                 size = snd_hda_codec_read(codec, pin_nid, 0,
 779                                                 AC_VERB_GET_HDMI_DIP_SIZE, i);
 780                 if (size == 0)
 781                         continue;
 782
 783                 hdmi_set_dip_index(codec, pin_nid, i, 0x0);
 784                 for (j = 1; j < 1000; j++) {
 785                         hdmi_write_dip_byte(codec, pin_nid, 0x0);
 786                         hdmi_get_dip_index(codec, pin_nid, &pi, &bi);
 787                         if (pi != i)
 788                                 snd_printd(KERN_INFO "dip index %d: %d != %d\n",
 789                                                 bi, pi, i);
 790                         if (bi == 0) /* byte index wrapped around */
 791                                 break;
 792                 }
 793                 snd_printd(KERN_INFO
 794                         "HDMI: DIP GP[%d] buf reported size=%d, written=%d\n",
 795                         i, size, j);
 796         }
 797 #endif
 798 }
 799
 800 static void hdmi_checksum_audio_infoframe(struct hdmi_audio_infoframe *hdmi_ai)
 801 {
 802         u8 *bytes = (u8 *)hdmi_ai;
 803         u8 sum = 0;
 804         int i;
 805
 806         hdmi_ai->checksum = 0;
 807
 808         for (i = 0; i < sizeof(*hdmi_ai); i++)
 809                 sum += bytes[i];
 810
 811         hdmi_ai->checksum = -sum;
 812 }
 813
 814 static void hdmi_fill_audio_infoframe(struct hda_codec *codec,
 815                                       hda_nid_t pin_nid,
 816                                       u8 *dip, int size)
 817 {
 818         int i;
 819
 820         hdmi_debug_dip_size(codec, pin_nid);
 821         hdmi_clear_dip_buffers(codec, pin_nid); /* be paranoid */
 822
 823         hdmi_set_dip_index(codec, pin_nid, 0x0, 0x0);
 824         for (i = 0; i < size; i++)
 825                 hdmi_write_dip_byte(codec, pin_nid, dip[i]);
 826 }
 827
 828 static bool hdmi_infoframe_uptodate(struct hda_codec *codec, hda_nid_t pin_nid,
 829                                     u8 *dip, int size)
 830 {
 831         u8 val;
 832         int i;
 833
 834         if (snd_hda_codec_read(codec, pin_nid, 0, AC_VERB_GET_HDMI_DIP_XMIT, 0)
 835                                                             != AC_DIPXMIT_BEST)
 836                 return false;
 837
 838         hdmi_set_dip_index(codec, pin_nid, 0x0, 0x0);
 839         for (i = 0; i < size; i++) {
 840                 val = snd_hda_codec_read(codec, pin_nid, 0,
 841                                          AC_VERB_GET_HDMI_DIP_DATA, 0);
 842                 if (val != dip[i])
 843                         return false;
 844         }
 845
 846         return true;
 847 }
 848
 849 static void hdmi_setup_audio_infoframe(struct hda_codec *codec, int pin_idx,
 850                                        bool non_pcm,
 851                                        struct snd_pcm_substream *substream)
 852 {
 853         struct hdmi_spec *spec = codec->spec;
 854         struct hdmi_spec_per_pin *per_pin = &spec->pins[pin_idx];
 855         hda_nid_t pin_nid = per_pin->pin_nid;
 856         int channels = substream->runtime->channels;
 857         struct hdmi_eld *eld;
 858         int ca;
 859         union audio_infoframe ai;
 860
 861         eld = &spec->pins[pin_idx].sink_eld;
 862         if (!eld->monitor_present)
 863                 return;
 864
 865         if (!non_pcm && per_pin->chmap_set)
 866                 ca = hdmi_manual_channel_allocation(channels, per_pin->chmap);
 867         else
 868                 ca = hdmi_channel_allocation(eld, channels);
 869         if (ca < 0)
 870                 ca = 0;
 871
 872         memset(&ai, 0, sizeof(ai));
 873         if (eld->conn_type == 0) { /* HDMI */
 874                 struct hdmi_audio_infoframe *hdmi_ai = &ai.hdmi;
 875
 876                 hdmi_ai->type           = 0x84;
 877                 hdmi_ai->ver            = 0x01;
 878                 hdmi_ai->len            = 0x0a;
 879                 hdmi_ai->CC02_CT47      = channels - 1;
 880                 hdmi_ai->CA             = ca;
 881                 hdmi_checksum_audio_infoframe(hdmi_ai);
 882         } else if (eld->conn_type == 1) { /* DisplayPort */
 883                 struct dp_audio_infoframe *dp_ai = &ai.dp;
 884
 885                 dp_ai->type             = 0x84;
 886                 dp_ai->len              = 0x1b;
 887                 dp_ai->ver              = 0x11 << 2;
 888                 dp_ai->CC02_CT47        = channels - 1;
 889                 dp_ai->CA               = ca;
 890         } else {
 891                 snd_printd("HDMI: unknown connection type at pin %d\n",
 892                             pin_nid);
 893                 return;
 894         }
 895
 896         /*
 897          * sizeof(ai) is used instead of sizeof(*hdmi_ai) or
 898          * sizeof(*dp_ai) to avoid partial match/update problems when
 899          * the user switches between HDMI/DP monitors.
 900          */
 901         if (!hdmi_infoframe_uptodate(codec, pin_nid, ai.bytes,
 902                                         sizeof(ai))) {
 903                 snd_printdd("hdmi_setup_audio_infoframe: "
 904                             "pin=%d channels=%d\n",
 905                             pin_nid,
 906                             channels);
 907                 hdmi_setup_channel_mapping(codec, pin_nid, non_pcm, ca,
 908                                            channels, per_pin->chmap);
 909                 hdmi_stop_infoframe_trans(codec, pin_nid);
 910                 hdmi_fill_audio_infoframe(codec, pin_nid,
 911                                             ai.bytes, sizeof(ai));
 912                 hdmi_start_infoframe_trans(codec, pin_nid);
 913         } else {
 914                 /* For non-pcm audio switch, setup new channel mapping
 915                  * accordingly */
 916                 if (per_pin->non_pcm != non_pcm)
 917                         hdmi_setup_channel_mapping(codec, pin_nid, non_pcm, ca,
 918                                                    channels, per_pin->chmap);
 919         }
 920
 921         per_pin->non_pcm = non_pcm;
 922 }
 923
 924
 925 /*
 926  * Unsolicited events
 927  */
 928
 929 static void hdmi_present_sense(struct hdmi_spec_per_pin *per_pin, int repoll);
 930
 931 static void hdmi_intrinsic_event(struct hda_codec *codec, unsigned int res)
 932 {
 933         struct hdmi_spec *spec = codec->spec;
 934         int tag = res >> AC_UNSOL_RES_TAG_SHIFT;
 935         int pin_nid;
 936         int pin_idx;
 937         struct hda_jack_tbl *jack;
 938
 939         jack = snd_hda_jack_tbl_get_from_tag(codec, tag);
 940         if (!jack)
 941                 return;
 942         pin_nid = jack->nid;
 943         jack->jack_dirty = 1;
 944
 945         _snd_printd(SND_PR_VERBOSE,
 946                 "HDMI hot plug event: Codec=%d Pin=%d Presence_Detect=%d ELD_Valid=%d\n",
 947                 codec->addr, pin_nid,
 948                 !!(res & AC_UNSOL_RES_PD), !!(res & AC_UNSOL_RES_ELDV));
 949
 950         pin_idx = pin_nid_to_pin_index(spec, pin_nid);
 951         if (pin_idx < 0)
 952                 return;
 953
 954         hdmi_present_sense(&spec->pins[pin_idx], 1);
 955         snd_hda_jack_report_sync(codec);
 956 }
 957
 958 static void hdmi_non_intrinsic_event(struct hda_codec *codec, unsigned int res)
 959 {
 960         int tag = res >> AC_UNSOL_RES_TAG_SHIFT;
 961         int subtag = (res & AC_UNSOL_RES_SUBTAG) >> AC_UNSOL_RES_SUBTAG_SHIFT;
 962         int cp_state = !!(res & AC_UNSOL_RES_CP_STATE);
 963         int cp_ready = !!(res & AC_UNSOL_RES_CP_READY);
 964
 965         printk(KERN_INFO
 966                 "HDMI CP event: CODEC=%d TAG=%d SUBTAG=0x%x CP_STATE=%d CP_READY=%d\n",
 967                 codec->addr,
 968                 tag,
 969                 subtag,
 970                 cp_state,
 971                 cp_ready);
 972
 973         /* TODO */
 974         if (cp_state)
 975                 ;
 976         if (cp_ready)
 977                 ;
 978 }
 979
 980
 981 static void hdmi_unsol_event(struct hda_codec *codec, unsigned int res)
 982 {
 983         int tag = res >> AC_UNSOL_RES_TAG_SHIFT;
 984         int subtag = (res & AC_UNSOL_RES_SUBTAG) >> AC_UNSOL_RES_SUBTAG_SHIFT;
 985
 986         if (!snd_hda_jack_tbl_get_from_tag(codec, tag)) {
 987                 snd_printd(KERN_INFO "Unexpected HDMI event tag 0x%x\n", tag);
 988                 return;
 989         }
 990
 991         if (subtag == 0)
 992                 hdmi_intrinsic_event(codec, res);
 993         else
 994                 hdmi_non_intrinsic_event(codec, res);
 995 }
 996
 997 /*
 998  * Callbacks
 999  */
1000
1001 /* HBR should be Non-PCM, 8 channels */
1002 #define is_hbr_format(format) \
1003         ((format & AC_FMT_TYPE_NON_PCM) && (format & AC_FMT_CHAN_MASK) == 7)
1004
1005 static int hdmi_setup_stream(struct hda_codec *codec, hda_nid_t cvt_nid,
1006                               hda_nid_t pin_nid, u32 stream_tag, int format)
1007 {
1008         int pinctl;
1009         int new_pinctl = 0;
1010
1011         if (snd_hda_query_pin_caps(codec, pin_nid) & AC_PINCAP_HBR) {
1012                 pinctl = snd_hda_codec_read(codec, pin_nid, 0,
1013                                             AC_VERB_GET_PIN_WIDGET_CONTROL, 0);
1014
1015                 new_pinctl = pinctl & ~AC_PINCTL_EPT;
1016                 if (is_hbr_format(format))
1017                         new_pinctl |= AC_PINCTL_EPT_HBR;
1018                 else
1019                         new_pinctl |= AC_PINCTL_EPT_NATIVE;
1020
1021                 snd_printdd("hdmi_setup_stream: "
1022                             "NID=0x%x, %spinctl=0x%x\n",
1023                             pin_nid,
1024                             pinctl == new_pinctl ? "" : "new-",
1025                             new_pinctl);
1026
1027                 if (pinctl != new_pinctl)
1028                         snd_hda_codec_write(codec, pin_nid, 0,
1029                                             AC_VERB_SET_PIN_WIDGET_CONTROL,
1030                                             new_pinctl);
1031
1032         }
1033         if (is_hbr_format(format) && !new_pinctl) {
1034                 snd_printdd("hdmi_setup_stream: HBR is not supported\n");
1035                 return -EINVAL;
1036         }
1037
1038         snd_hda_codec_setup_stream(codec, cvt_nid, stream_tag, 0, format);
1039         return 0;
1040 }
1041
1042 /*
1043  * HDA PCM callbacks
1044  */
1045 static int hdmi_pcm_open(struct hda_pcm_stream *hinfo,
1046                          struct hda_codec *codec,
1047                          struct snd_pcm_substream *substream)
1048 {
1049         struct hdmi_spec *spec = codec->spec;
1050         struct snd_pcm_runtime *runtime = substream->runtime;
1051         int pin_idx, cvt_idx, mux_idx = 0;
1052         struct hdmi_spec_per_pin *per_pin;
1053         struct hdmi_eld *eld;
1054         struct hdmi_spec_per_cvt *per_cvt = NULL;
1055
1056         /* Validate hinfo */
1057         pin_idx = hinfo_to_pin_index(spec, hinfo);
1058         if (snd_BUG_ON(pin_idx < 0))
1059                 return -EINVAL;
1060         per_pin = &spec->pins[pin_idx];
1061         eld = &per_pin->sink_eld;
1062
1063         /* Dynamically assign converter to stream */
1064         for (cvt_idx = 0; cvt_idx < spec->num_cvts; cvt_idx++) {
1065                 per_cvt = &spec->cvts[cvt_idx];
1066
1067                 /* Must not already be assigned */
1068                 if (per_cvt->assigned)
1069                         continue;
1070                 /* Must be in pin's mux's list of converters */
1071                 for (mux_idx = 0; mux_idx < per_pin->num_mux_nids; mux_idx++)
1072                         if (per_pin->mux_nids[mux_idx] == per_cvt->cvt_nid)
1073                                 break;
1074                 /* Not in mux list */
1075                 if (mux_idx == per_pin->num_mux_nids)
1076                         continue;
1077                 break;
1078         }
1079         /* No free converters */
1080         if (cvt_idx == spec->num_cvts)
1081                 return -ENODEV;
1082
1083         /* Claim converter */
1084         per_cvt->assigned = 1;
1085         hinfo->nid = per_cvt->cvt_nid;
1086
1087         snd_hda_codec_write(codec, per_pin->pin_nid, 0,
1088                             AC_VERB_SET_CONNECT_SEL,
1089                             mux_idx);
1090         snd_hda_spdif_ctls_assign(codec, pin_idx, per_cvt->cvt_nid);
1091
1092         /* Initially set the converter's capabilities */
1093         hinfo->channels_min = per_cvt->channels_min;
1094         hinfo->channels_max = per_cvt->channels_max;
1095         hinfo->rates = per_cvt->rates;
1096         hinfo->formats = per_cvt->formats;
1097         hinfo->maxbps = per_cvt->maxbps;
1098
1099         /* Restrict capabilities by ELD if this isn't disabled */
1100         if (!static_hdmi_pcm && eld->eld_valid) {
1101                 snd_hdmi_eld_update_pcm_info(eld, hinfo);
1102                 if (hinfo->channels_min > hinfo->channels_max ||
1103                     !hinfo->rates || !hinfo->formats)
1104                         return -ENODEV;
1105         }
1106
1107         /* Store the updated parameters */
1108         runtime->hw.channels_min = hinfo->channels_min;
1109         runtime->hw.channels_max = hinfo->channels_max;
1110         runtime->hw.formats = hinfo->formats;
1111         runtime->hw.rates = hinfo->rates;
1112
1113         snd_pcm_hw_constraint_step(substream->runtime, 0,
1114                                    SNDRV_PCM_HW_PARAM_CHANNELS, 2);
1115         return 0;
1116 }
1117
1118 /*
1119  * HDA/HDMI auto parsing
1120  */
1121 static int hdmi_read_pin_conn(struct hda_codec *codec, int pin_idx)
1122 {
1123         struct hdmi_spec *spec = codec->spec;
1124         struct hdmi_spec_per_pin *per_pin = &spec->pins[pin_idx];
1125         hda_nid_t pin_nid = per_pin->pin_nid;
1126
1127         if (!(get_wcaps(codec, pin_nid) & AC_WCAP_CONN_LIST)) {
1128                 snd_printk(KERN_WARNING
1129                            "HDMI: pin %d wcaps %#x "
1130                            "does not support connection list\n",
1131                            pin_nid, get_wcaps(codec, pin_nid));
1132                 return -EINVAL;
1133         }
1134
1135         per_pin->num_mux_nids = snd_hda_get_connections(codec, pin_nid,
1136                                                         per_pin->mux_nids,
1137                                                         HDA_MAX_CONNECTIONS);
1138
1139         return 0;
1140 }
1141
1142 static void hdmi_present_sense(struct hdmi_spec_per_pin *per_pin, int repoll)
1143 {
1144         struct hda_codec *codec = per_pin->codec;
1145         struct hdmi_eld *eld = &per_pin->sink_eld;
1146         hda_nid_t pin_nid = per_pin->pin_nid;
1147         /*
1148          * Always execute a GetPinSense verb here, even when called from
1149          * hdmi_intrinsic_event; for some NVIDIA HW, the unsolicited
1150          * response's PD bit is not the real PD value, but indicates that
1151          * the real PD value changed. An older version of the HD-audio
1152          * specification worked this way. Hence, we just ignore the data in
1153          * the unsolicited response to avoid custom WARs.
1154          */
1155         int present = snd_hda_pin_sense(codec, pin_nid);
1156         bool eld_valid = false;
1157
1158         memset(eld, 0, offsetof(struct hdmi_eld, eld_buffer));
1159
1160         eld->monitor_present    = !!(present & AC_PINSENSE_PRESENCE);
1161         if (eld->monitor_present)
1162                 eld_valid       = !!(present & AC_PINSENSE_ELDV);
1163
1164         _snd_printd(SND_PR_VERBOSE,
1165                 "HDMI status: Codec=%d Pin=%d Presence_Detect=%d ELD_Valid=%d\n",
1166                 codec->addr, pin_nid, eld->monitor_present, eld_valid);
1167
1168         if (eld_valid) {
1169                 if (!snd_hdmi_get_eld(eld, codec, pin_nid))
1170                         snd_hdmi_show_eld(eld);
1171                 else if (repoll) {
1172                         queue_delayed_work(codec->bus->workq,
1173                                            &per_pin->work,
1174                                            msecs_to_jiffies(300));
1175                 }
1176         }
1177 }
1178
1179 static void hdmi_repoll_eld(struct work_struct *work)
1180 {
1181         struct hdmi_spec_per_pin *per_pin =
1182         container_of(to_delayed_work(work), struct hdmi_spec_per_pin, work);
1183
1184         if (per_pin->repoll_count++ > 6)
1185                 per_pin->repoll_count = 0;
1186
1187         hdmi_present_sense(per_pin, per_pin->repoll_count);
1188 }
1189
1190 static int hdmi_add_pin(struct hda_codec *codec, hda_nid_t pin_nid)
1191 {
1192         struct hdmi_spec *spec = codec->spec;
1193         unsigned int caps, config;
1194         int pin_idx;
1195         struct hdmi_spec_per_pin *per_pin;
1196         int err;
1197
1198         caps = snd_hda_query_pin_caps(codec, pin_nid);
1199         if (!(caps & (AC_PINCAP_HDMI | AC_PINCAP_DP)))
1200                 return 0;
1201
1202         config = snd_hda_codec_get_pincfg(codec, pin_nid);
1203         if (get_defcfg_connect(config) == AC_JACK_PORT_NONE)
1204                 return 0;
1205
1206         if (snd_BUG_ON(spec->num_pins >= MAX_HDMI_PINS))
1207                 return -E2BIG;
1208
1209         pin_idx = spec->num_pins;
1210         per_pin = &spec->pins[pin_idx];
1211
1212         per_pin->pin_nid = pin_nid;
1213         per_pin->non_pcm = false;
1214
1215         err = hdmi_read_pin_conn(codec, pin_idx);
1216         if (err < 0)
1217                 return err;
1218
1219         spec->num_pins++;
1220
1221         return 0;
1222 }
1223
1224 static int hdmi_add_cvt(struct hda_codec *codec, hda_nid_t cvt_nid)
1225 {
1226         struct hdmi_spec *spec = codec->spec;
1227         int cvt_idx;
1228         struct hdmi_spec_per_cvt *per_cvt;
1229         unsigned int chans;
1230         int err;
1231
1232         if (snd_BUG_ON(spec->num_cvts >= MAX_HDMI_CVTS))
1233                 return -E2BIG;
1234
1235         chans = get_wcaps(codec, cvt_nid);
1236         chans = get_wcaps_channels(chans);
1237
1238         cvt_idx = spec->num_cvts;
1239         per_cvt = &spec->cvts[cvt_idx];
1240
1241         per_cvt->cvt_nid = cvt_nid;
1242         per_cvt->channels_min = 2;
1243         if (chans <= 16) {
1244                 per_cvt->channels_max = chans;
1245                 if (chans > spec->channels_max)
1246                         spec->channels_max = chans;
1247         }
1248
1249         err = snd_hda_query_supported_pcm(codec, cvt_nid,
1250                                           &per_cvt->rates,
1251                                           &per_cvt->formats,
1252                                           &per_cvt->maxbps);
1253         if (err < 0)
1254                 return err;
1255
1256         spec->num_cvts++;
1257
1258         return 0;
1259 }
1260
1261 static int hdmi_parse_codec(struct hda_codec *codec)
1262 {
1263         hda_nid_t nid;
1264         int i, nodes;
1265
1266         nodes = snd_hda_get_sub_nodes(codec, codec->afg, &nid);
1267         if (!nid || nodes < 0) {
1268                 snd_printk(KERN_WARNING "HDMI: failed to get afg sub nodes\n");
1269                 return -EINVAL;
1270         }
1271
1272         for (i = 0; i < nodes; i++, nid++) {
1273                 unsigned int caps;
1274                 unsigned int type;
1275
1276                 caps = get_wcaps(codec, nid);
1277                 type = get_wcaps_type(caps);
1278
1279                 if (!(caps & AC_WCAP_DIGITAL))
1280                         continue;
1281
1282                 switch (type) {
1283                 case AC_WID_AUD_OUT:
1284                         hdmi_add_cvt(codec, nid);
1285                         break;
1286                 case AC_WID_PIN:
1287                         hdmi_add_pin(codec, nid);
1288                         break;
1289                 }
1290         }
1291
1292 #ifdef CONFIG_PM
1293         /* We're seeing some problems with unsolicited hot plug events on
1294          * PantherPoint after S3, if this is not enabled */
1295         if (codec->vendor_id == 0x80862806)
1296                 codec->bus->power_keep_link_on = 1;
1297         /*
1298          * G45/IbexPeak don't support EPSS: the unsolicited pin hot plug event
1299          * can be lost and presence sense verb will become inaccurate if the
1300          * HDA link is powered off at hot plug or hw initialization time.
1301          */
1302         else if (!(snd_hda_param_read(codec, codec->afg, AC_PAR_POWER_STATE) &
1303               AC_PWRST_EPSS))
1304                 codec->bus->power_keep_link_on = 1;
1305 #endif
1306
1307         return 0;
1308 }
1309
1310 /*
1311  */
1312 static char *get_hdmi_pcm_name(int idx)
1313 {
1314         static char names[MAX_HDMI_PINS][8];
1315         sprintf(&names[idx][0], "HDMI %d", idx);
1316         return &names[idx][0];
1317 }
1318
1319 static bool check_non_pcm_per_cvt(struct hda_codec *codec, hda_nid_t cvt_nid)
1320 {
1321         struct hda_spdif_out *spdif;
1322         bool non_pcm;
1323
1324         mutex_lock(&codec->spdif_mutex);
1325         spdif = snd_hda_spdif_out_of_nid(codec, cvt_nid);
1326         non_pcm = !!(spdif->status & IEC958_AES0_NONAUDIO);
1327         mutex_unlock(&codec->spdif_mutex);
1328         return non_pcm;
1329 }
1330
1331
1332 /*
1333  * HDMI callbacks
1334  */
1335
1336 static int generic_hdmi_playback_pcm_prepare(struct hda_pcm_stream *hinfo,
1337                                            struct hda_codec *codec,
1338                                            unsigned int stream_tag,
1339                                            unsigned int format,
1340                                            struct snd_pcm_substream *substream)
1341 {
1342         hda_nid_t cvt_nid = hinfo->nid;
1343         struct hdmi_spec *spec = codec->spec;
1344         int pin_idx = hinfo_to_pin_index(spec, hinfo);
1345         hda_nid_t pin_nid = spec->pins[pin_idx].pin_nid;
1346         bool non_pcm;
1347
1348         non_pcm = check_non_pcm_per_cvt(codec, cvt_nid);
1349
1350         hdmi_set_channel_count(codec, cvt_nid, substream->runtime->channels);
1351
1352         hdmi_setup_audio_infoframe(codec, pin_idx, non_pcm, substream);
1353
1354         return hdmi_setup_stream(codec, cvt_nid, pin_nid, stream_tag, format);
1355 }
1356
1357 static int generic_hdmi_playback_pcm_cleanup(struct hda_pcm_stream *hinfo,
1358                                              struct hda_codec *codec,
1359                                              struct snd_pcm_substream *substream)
1360 {
1361         snd_hda_codec_cleanup_stream(codec, hinfo->nid);
1362         return 0;
1363 }
1364
1365 static int hdmi_pcm_close(struct hda_pcm_stream *hinfo,
1366                           struct hda_codec *codec,
1367                           struct snd_pcm_substream *substream)
1368 {
1369         struct hdmi_spec *spec = codec->spec;
1370         int cvt_idx, pin_idx;
1371         struct hdmi_spec_per_cvt *per_cvt;
1372         struct hdmi_spec_per_pin *per_pin;
1373
1374         if (hinfo->nid) {
1375                 cvt_idx = cvt_nid_to_cvt_index(spec, hinfo->nid);
1376                 if (snd_BUG_ON(cvt_idx < 0))
1377                         return -EINVAL;
1378                 per_cvt = &spec->cvts[cvt_idx];
1379
1380                 snd_BUG_ON(!per_cvt->assigned);
1381                 per_cvt->assigned = 0;
1382                 hinfo->nid = 0;
1383
1384                 pin_idx = hinfo_to_pin_index(spec, hinfo);
1385                 if (snd_BUG_ON(pin_idx < 0))
1386                         return -EINVAL;
1387                 per_pin = &spec->pins[pin_idx];
1388
1389                 snd_hda_spdif_ctls_unassign(codec, pin_idx);
1390                 per_pin->chmap_set = false;
1391                 memset(per_pin->chmap, 0, sizeof(per_pin->chmap));
1392         }
1393
1394         return 0;
1395 }
1396
1397 static const struct hda_pcm_ops generic_ops = {
1398         .open = hdmi_pcm_open,
1399         .close = hdmi_pcm_close,
1400         .prepare = generic_hdmi_playback_pcm_prepare,
1401         .cleanup = generic_hdmi_playback_pcm_cleanup,
1402 };
1403
1404 /*
1405  * ALSA API channel-map control callbacks
1406  */
1407 static int hdmi_chmap_ctl_info(struct snd_kcontrol *kcontrol,
1408                                struct snd_ctl_elem_info *uinfo)
1409 {
1410         struct snd_pcm_chmap *info = snd_kcontrol_chip(kcontrol);
1411         struct hda_codec *codec = info->private_data;
1412         struct hdmi_spec *spec = codec->spec;
1413         uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
1414         uinfo->count = spec->channels_max;
1415         uinfo->value.integer.min = 0;
1416         uinfo->value.integer.max = SNDRV_CHMAP_LAST;
1417         return 0;
1418 }
1419
1420 static int hdmi_chmap_ctl_tlv(struct snd_kcontrol *kcontrol, int op_flag,
1421                               unsigned int size, unsigned int __user *tlv)
1422 {
1423         struct snd_pcm_chmap *info = snd_kcontrol_chip(kcontrol);
1424         struct hda_codec *codec = info->private_data;
1425         struct hdmi_spec *spec = codec->spec;
1426         const unsigned int valid_mask =
1427                 FL | FR | RL | RR | LFE | FC | RLC | RRC;
1428         unsigned int __user *dst;
1429         int chs, count = 0;
1430
1431         if (size < 8)
1432                 return -ENOMEM;
1433         if (put_user(SNDRV_CTL_TLVT_CONTAINER, tlv))
1434                 return -EFAULT;
1435         size -= 8;
1436         dst = tlv + 2;
1437         for (chs = 2; chs <= spec->channels_max; chs++) {
1438                 int i, c;
1439                 struct cea_channel_speaker_allocation *cap;
1440                 cap = channel_allocations;
1441                 for (i = 0; i < ARRAY_SIZE(channel_allocations); i++, cap++) {
1442                         int chs_bytes = chs * 4;
1443                         if (cap->channels != chs)
1444                                 continue;
1445                         if (cap->spk_mask & ~valid_mask)
1446                                 continue;
1447                         if (size < 8)
1448                                 return -ENOMEM;
1449                         if (put_user(SNDRV_CTL_TLVT_CHMAP_VAR, dst) ||
1450                             put_user(chs_bytes, dst + 1))
1451                                 return -EFAULT;
1452                         dst += 2;
1453                         size -= 8;
1454                         count += 8;
1455                         if (size < chs_bytes)
1456                                 return -ENOMEM;
1457                         size -= chs_bytes;
1458                         count += chs_bytes;
1459                         for (c = 7; c >= 0; c--) {
1460                                 int spk = cap->speakers[c];
1461                                 if (!spk)
1462                                         continue;
1463                                 if (put_user(spk_to_chmap(spk), dst))
1464                                         return -EFAULT;
1465                                 dst++;
1466                         }
1467                 }
1468         }
1469         if (put_user(count, tlv + 1))
1470                 return -EFAULT;
1471         return 0;
1472 }
1473
1474 static int hdmi_chmap_ctl_get(struct snd_kcontrol *kcontrol,
1475                               struct snd_ctl_elem_value *ucontrol)
1476 {
1477         struct snd_pcm_chmap *info = snd_kcontrol_chip(kcontrol);
1478         struct hda_codec *codec = info->private_data;
1479         struct hdmi_spec *spec = codec->spec;
1480         int pin_idx = kcontrol->private_value;
1481         struct hdmi_spec_per_pin *per_pin = &spec->pins[pin_idx];
1482         int i;
1483
1484         for (i = 0; i < ARRAY_SIZE(per_pin->chmap); i++)
1485                 ucontrol->value.integer.value[i] = per_pin->chmap[i];
1486         return 0;
1487 }
1488
1489 static int hdmi_chmap_ctl_put(struct snd_kcontrol *kcontrol,
1490                               struct snd_ctl_elem_value *ucontrol)
1491 {
1492         struct snd_pcm_chmap *info = snd_kcontrol_chip(kcontrol);
1493         struct hda_codec *codec = info->private_data;
1494         struct hdmi_spec *spec = codec->spec;
1495         int pin_idx = kcontrol->private_value;
1496         struct hdmi_spec_per_pin *per_pin = &spec->pins[pin_idx];
1497         unsigned int ctl_idx;
1498         struct snd_pcm_substream *substream;
1499         unsigned char chmap[8];
1500         int i, ca, prepared = 0;
1501
1502         ctl_idx = snd_ctl_get_ioffidx(kcontrol, &ucontrol->id);
1503         substream = snd_pcm_chmap_substream(info, ctl_idx);
1504         if (!substream || !substream->runtime)
1505                 return -EBADFD;
1506         switch (substream->runtime->status->state) {
1507         case SNDRV_PCM_STATE_OPEN:
1508         case SNDRV_PCM_STATE_SETUP:
1509                 break;
1510         case SNDRV_PCM_STATE_PREPARED:
1511                 prepared = 1;
1512                 break;
1513         default:
1514                 return -EBUSY;
1515         }
1516         memset(chmap, 0, sizeof(chmap));
1517         for (i = 0; i < ARRAY_SIZE(chmap); i++)
1518                 chmap[i] = ucontrol->value.integer.value[i];
1519         if (!memcmp(chmap, per_pin->chmap, sizeof(chmap)))
1520                 return 0;
1521         ca = hdmi_manual_channel_allocation(ARRAY_SIZE(chmap), chmap);
1522         if (ca < 0)
1523                 return -EINVAL;
1524         per_pin->chmap_set = true;
1525         memcpy(per_pin->chmap, chmap, sizeof(chmap));
1526         if (prepared)
1527                 hdmi_setup_audio_infoframe(codec, pin_idx, per_pin->non_pcm,
1528                                            substream);
1529
1530         return 0;
1531 }
1532
1533 static int generic_hdmi_build_pcms(struct hda_codec *codec)
1534 {
1535         struct hdmi_spec *spec = codec->spec;
1536         int pin_idx;
1537
1538         for (pin_idx = 0; pin_idx < spec->num_pins; pin_idx++) {
1539                 struct hda_pcm *info;
1540                 struct hda_pcm_stream *pstr;
1541
1542                 info = &spec->pcm_rec[pin_idx];
1543                 info->name = get_hdmi_pcm_name(pin_idx);
1544                 info->pcm_type = HDA_PCM_TYPE_HDMI;
1545                 info->own_chmap = true;
1546
1547                 pstr = &info->stream[SNDRV_PCM_STREAM_PLAYBACK];
1548                 pstr->substreams = 1;
1549                 pstr->ops = generic_ops;
1550                 /* other pstr fields are set in open */
1551         }
1552
1553         codec->num_pcms = spec->num_pins;
1554         codec->pcm_info = spec->pcm_rec;
1555
1556         return 0;
1557 }
1558
1559 static int generic_hdmi_build_jack(struct hda_codec *codec, int pin_idx)
1560 {
1561         char hdmi_str[32] = "HDMI/DP";
1562         struct hdmi_spec *spec = codec->spec;
1563         struct hdmi_spec_per_pin *per_pin = &spec->pins[pin_idx];
1564         int pcmdev = spec->pcm_rec[pin_idx].device;
1565
1566         if (pcmdev > 0)
1567                 sprintf(hdmi_str + strlen(hdmi_str), ",pcm=%d", pcmdev);
1568
1569         return snd_hda_jack_add_kctl(codec, per_pin->pin_nid, hdmi_str, 0);
1570 }
1571
1572 static int generic_hdmi_build_controls(struct hda_codec *codec)
1573 {
1574         struct hdmi_spec *spec = codec->spec;
1575         int err;
1576         int pin_idx;
1577
1578         for (pin_idx = 0; pin_idx < spec->num_pins; pin_idx++) {
1579                 struct hdmi_spec_per_pin *per_pin = &spec->pins[pin_idx];
1580
1581                 err = generic_hdmi_build_jack(codec, pin_idx);
1582                 if (err < 0)
1583                         return err;
1584
1585                 err = snd_hda_create_dig_out_ctls(codec,
1586                                                   per_pin->pin_nid,
1587                                                   per_pin->mux_nids[0],
1588                                                   HDA_PCM_TYPE_HDMI);
1589                 if (err < 0)
1590                         return err;
1591                 snd_hda_spdif_ctls_unassign(codec, pin_idx);
1592
1593                 /* add control for ELD Bytes */
1594                 err = hdmi_create_eld_ctl(codec,
1595                                         pin_idx,
1596                                         spec->pcm_rec[pin_idx].device);
1597
1598                 if (err < 0)
1599                         return err;
1600
1601                 hdmi_present_sense(per_pin, 0);
1602         }
1603
1604         /* add channel maps */
1605         for (pin_idx = 0; pin_idx < spec->num_pins; pin_idx++) {
1606                 struct snd_pcm_chmap *chmap;
1607                 struct snd_kcontrol *kctl;
1608                 int i;
1609                 err = snd_pcm_add_chmap_ctls(codec->pcm_info[pin_idx].pcm,
1610                                              SNDRV_PCM_STREAM_PLAYBACK,
1611                                              NULL, 0, pin_idx, &chmap);
1612                 if (err < 0)
1613                         return err;
1614                 /* override handlers */
1615                 chmap->private_data = codec;
1616                 kctl = chmap->kctl;
1617                 for (i = 0; i < kctl->count; i++)
1618                         kctl->vd[i].access |= SNDRV_CTL_ELEM_ACCESS_WRITE;
1619                 kctl->info = hdmi_chmap_ctl_info;
1620                 kctl->get = hdmi_chmap_ctl_get;
1621                 kctl->put = hdmi_chmap_ctl_put;
1622                 kctl->tlv.c = hdmi_chmap_ctl_tlv;
1623         }
1624
1625         return 0;
1626 }
1627
1628 static int generic_hdmi_init_per_pins(struct hda_codec *codec)
1629 {
1630         struct hdmi_spec *spec = codec->spec;
1631         int pin_idx;
1632
1633         for (pin_idx = 0; pin_idx < spec->num_pins; pin_idx++) {
1634                 struct hdmi_spec_per_pin *per_pin = &spec->pins[pin_idx];
1635                 struct hdmi_eld *eld = &per_pin->sink_eld;
1636
1637                 per_pin->codec = codec;
1638                 INIT_DELAYED_WORK(&per_pin->work, hdmi_repoll_eld);
1639                 snd_hda_eld_proc_new(codec, eld, pin_idx);
1640         }
1641         return 0;
1642 }
1643
1644 static int generic_hdmi_init(struct hda_codec *codec)
1645 {
1646         struct hdmi_spec *spec = codec->spec;
1647         int pin_idx;
1648
1649         for (pin_idx = 0; pin_idx < spec->num_pins; pin_idx++) {
1650                 struct hdmi_spec_per_pin *per_pin = &spec->pins[pin_idx];
1651                 hda_nid_t pin_nid = per_pin->pin_nid;
1652
1653                 hdmi_init_pin(codec, pin_nid);
1654                 snd_hda_jack_detect_enable(codec, pin_nid, pin_nid);
1655         }
1656         return 0;
1657 }
1658
1659 static void generic_hdmi_free(struct hda_codec *codec)
1660 {
1661         struct hdmi_spec *spec = codec->spec;
1662         int pin_idx;
1663
1664         for (pin_idx = 0; pin_idx < spec->num_pins; pin_idx++) {
1665                 struct hdmi_spec_per_pin *per_pin = &spec->pins[pin_idx];
1666                 struct hdmi_eld *eld = &per_pin->sink_eld;
1667
1668                 cancel_delayed_work(&per_pin->work);
1669                 snd_hda_eld_proc_free(codec, eld);
1670         }
1671
1672         flush_workqueue(codec->bus->workq);
1673         kfree(spec);
1674 }
1675
1676 static const struct hda_codec_ops generic_hdmi_patch_ops = {
1677         .init                   = generic_hdmi_init,
1678         .free                   = generic_hdmi_free,
1679         .build_pcms             = generic_hdmi_build_pcms,
1680         .build_controls         = generic_hdmi_build_controls,
1681         .unsol_event            = hdmi_unsol_event,
1682 };
1683
1684 static void intel_haswell_fixup_connect_list(struct hda_codec *codec)
1685 {
1686         unsigned int vendor_param;
1687         hda_nid_t list[3] = {0x2, 0x3, 0x4};
1688
1689         vendor_param = snd_hda_codec_read(codec, 0x08, 0, 0xf81, 0);
1690         if (vendor_param == -1 || vendor_param & 0x02)
1691                 return;
1692
1693         /* enable DP1.2 mode */
1694         vendor_param |= 0x02;
1695         snd_hda_codec_read(codec, 0x08, 0, 0x781, vendor_param);
1696
1697         vendor_param = snd_hda_codec_read(codec, 0x08, 0, 0xf81, 0);
1698         if (vendor_param == -1 || !(vendor_param & 0x02))
1699                 return;
1700
1701         /* override 3 pins connection list */
1702         snd_hda_override_conn_list(codec, 0x05, 3, list);
1703         snd_hda_override_conn_list(codec, 0x06, 3, list);
1704         snd_hda_override_conn_list(codec, 0x07, 3, list);
1705 }
1706
1707
1708 static int patch_generic_hdmi(struct hda_codec *codec)
1709 {
1710         struct hdmi_spec *spec;
1711
1712         spec = kzalloc(sizeof(*spec), GFP_KERNEL);
1713         if (spec == NULL)
1714                 return -ENOMEM;
1715
1716         codec->spec = spec;
1717
1718         if (codec->vendor_id == 0x80862807)
1719                 intel_haswell_fixup_connect_list(codec);
1720
1721         if (hdmi_parse_codec(codec) < 0) {
1722                 codec->spec = NULL;
1723                 kfree(spec);
1724                 return -EINVAL;
1725         }
1726         codec->patch_ops = generic_hdmi_patch_ops;
1727         generic_hdmi_init_per_pins(codec);
1728
1729         init_channel_allocations();
1730
1731         return 0;
1732 }
1733
1734 /*
1735  * Shared non-generic implementations
1736  */
1737
1738 static int simple_playback_build_pcms(struct hda_codec *codec)
1739 {
1740         struct hdmi_spec *spec = codec->spec;
1741         struct hda_pcm *info = spec->pcm_rec;
1742         unsigned int chans;
1743         struct hda_pcm_stream *pstr;
1744
1745         codec->num_pcms = 1;
1746         codec->pcm_info = info;
1747
1748         chans = get_wcaps(codec, spec->cvts[0].cvt_nid);
1749         chans = get_wcaps_channels(chans);
1750
1751         info->name = get_hdmi_pcm_name(0);
1752         info->pcm_type = HDA_PCM_TYPE_HDMI;
1753         pstr = &info->stream[SNDRV_PCM_STREAM_PLAYBACK];
1754         *pstr = spec->pcm_playback;
1755         pstr->nid = spec->cvts[0].cvt_nid;
1756         if (pstr->channels_max <= 2 && chans && chans <= 16)
1757                 pstr->channels_max = chans;
1758
1759         return 0;
1760 }
1761
1762 /* unsolicited event for jack sensing */
1763 static void simple_hdmi_unsol_event(struct hda_codec *codec,
1764                                     unsigned int res)
1765 {
1766         snd_hda_jack_set_dirty_all(codec);
1767         snd_hda_jack_report_sync(codec);
1768 }
1769
1770 /* generic_hdmi_build_jack can be used for simple_hdmi, too,
1771  * as long as spec->pins[] is set correctly
1772  */
1773 #define simple_hdmi_build_jack  generic_hdmi_build_jack
1774
1775 static int simple_playback_build_controls(struct hda_codec *codec)
1776 {
1777         struct hdmi_spec *spec = codec->spec;
1778         int err;
1779
1780         err = snd_hda_create_spdif_out_ctls(codec,
1781                                             spec->cvts[0].cvt_nid,
1782                                             spec->cvts[0].cvt_nid);
1783         if (err < 0)
1784                 return err;
1785         return simple_hdmi_build_jack(codec, 0);
1786 }
1787
1788 static int simple_playback_init(struct hda_codec *codec)
1789 {
1790         struct hdmi_spec *spec = codec->spec;
1791         hda_nid_t pin = spec->pins[0].pin_nid;
1792
1793         snd_hda_codec_write(codec, pin, 0,
1794                             AC_VERB_SET_PIN_WIDGET_CONTROL, PIN_OUT);
1795         /* some codecs require to unmute the pin */
1796         if (get_wcaps(codec, pin) & AC_WCAP_OUT_AMP)
1797                 snd_hda_codec_write(codec, pin, 0, AC_VERB_SET_AMP_GAIN_MUTE,
1798                                     AMP_OUT_UNMUTE);
1799         snd_hda_jack_detect_enable(codec, pin, pin);
1800         return 0;
1801 }
1802
1803 static void simple_playback_free(struct hda_codec *codec)
1804 {
1805         struct hdmi_spec *spec = codec->spec;
1806
1807         kfree(spec);
1808 }
1809
1810 /*
1811  * Nvidia specific implementations
1812  */
1813
1814 #define Nv_VERB_SET_Channel_Allocation          0xF79
1815 #define Nv_VERB_SET_Info_Frame_Checksum         0xF7A
1816 #define Nv_VERB_SET_Audio_Protection_On         0xF98
1817 #define Nv_VERB_SET_Audio_Protection_Off        0xF99
1818
1819 #define nvhdmi_master_con_nid_7x        0x04
1820 #define nvhdmi_master_pin_nid_7x        0x05
1821
1822 static const hda_nid_t nvhdmi_con_nids_7x[4] = {
1823         /*front, rear, clfe, rear_surr */
1824         0x6, 0x8, 0xa, 0xc,
1825 };
1826
1827 static const struct hda_verb nvhdmi_basic_init_7x_2ch[] = {
1828         /* set audio protect on */
1829         { 0x1, Nv_VERB_SET_Audio_Protection_On, 0x1},
1830         /* enable digital output on pin widget */
1831         { 0x5, AC_VERB_SET_PIN_WIDGET_CONTROL, PIN_OUT | 0x5 },
1832         {} /* terminator */
1833 };
1834
1835 static const struct hda_verb nvhdmi_basic_init_7x_8ch[] = {
1836         /* set audio protect on */
1837         { 0x1, Nv_VERB_SET_Audio_Protection_On, 0x1},
1838         /* enable digital output on pin widget */
1839         { 0x5, AC_VERB_SET_PIN_WIDGET_CONTROL, PIN_OUT | 0x5 },
1840         { 0x7, AC_VERB_SET_PIN_WIDGET_CONTROL, PIN_OUT | 0x5 },
1841         { 0x9, AC_VERB_SET_PIN_WIDGET_CONTROL, PIN_OUT | 0x5 },
1842         { 0xb, AC_VERB_SET_PIN_WIDGET_CONTROL, PIN_OUT | 0x5 },
1843         { 0xd, AC_VERB_SET_PIN_WIDGET_CONTROL, PIN_OUT | 0x5 },
1844         {} /* terminator */
1845 };
1846
1847 #ifdef LIMITED_RATE_FMT_SUPPORT
1848 /* support only the safe format and rate */
1849 #define SUPPORTED_RATES         SNDRV_PCM_RATE_48000
1850 #define SUPPORTED_MAXBPS        16
1851 #define SUPPORTED_FORMATS       SNDRV_PCM_FMTBIT_S16_LE
1852 #else
1853 /* support all rates and formats */
1854 #define SUPPORTED_RATES \
1855         (SNDRV_PCM_RATE_32000 | SNDRV_PCM_RATE_44100 | SNDRV_PCM_RATE_48000 |\
1856         SNDRV_PCM_RATE_88200 | SNDRV_PCM_RATE_96000 | SNDRV_PCM_RATE_176400 |\
1857          SNDRV_PCM_RATE_192000)
1858 #define SUPPORTED_MAXBPS        24
1859 #define SUPPORTED_FORMATS \
1860         (SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S32_LE)
1861 #endif
1862
1863 static int nvhdmi_7x_init_2ch(struct hda_codec *codec)
1864 {
1865         snd_hda_sequence_write(codec, nvhdmi_basic_init_7x_2ch);
1866         return 0;
1867 }
1868
1869 static int nvhdmi_7x_init_8ch(struct hda_codec *codec)
1870 {
1871         snd_hda_sequence_write(codec, nvhdmi_basic_init_7x_8ch);
1872         return 0;
1873 }
1874
1875 static unsigned int channels_2_6_8[] = {
1876         2, 6, 8
1877 };
1878
1879 static unsigned int channels_2_8[] = {
1880         2, 8
1881 };
1882
1883 static struct snd_pcm_hw_constraint_list hw_constraints_2_6_8_channels = {
1884         .count = ARRAY_SIZE(channels_2_6_8),
1885         .list = channels_2_6_8,
1886         .mask = 0,
1887 };
1888
1889 static struct snd_pcm_hw_constraint_list hw_constraints_2_8_channels = {
1890         .count = ARRAY_SIZE(channels_2_8),
1891         .list = channels_2_8,
1892         .mask = 0,
1893 };
1894
1895 static int simple_playback_pcm_open(struct hda_pcm_stream *hinfo,
1896                                     struct hda_codec *codec,
1897                                     struct snd_pcm_substream *substream)
1898 {
1899         struct hdmi_spec *spec = codec->spec;
1900         struct snd_pcm_hw_constraint_list *hw_constraints_channels = NULL;
1901
1902         switch (codec->preset->id) {
1903         case 0x10de0002:
1904         case 0x10de0003:
1905         case 0x10de0005:
1906         case 0x10de0006:
1907                 hw_constraints_channels = &hw_constraints_2_8_channels;
1908                 break;
1909         case 0x10de0007:
1910                 hw_constraints_channels = &hw_constraints_2_6_8_channels;
1911                 break;
1912         default:
1913                 break;
1914         }
1915
1916         if (hw_constraints_channels != NULL) {
1917                 snd_pcm_hw_constraint_list(substream->runtime, 0,
1918                                 SNDRV_PCM_HW_PARAM_CHANNELS,
1919                                 hw_constraints_channels);
1920         } else {
1921                 snd_pcm_hw_constraint_step(substream->runtime, 0,
1922                                            SNDRV_PCM_HW_PARAM_CHANNELS, 2);
1923         }
1924
1925         return snd_hda_multi_out_dig_open(codec, &spec->multiout);
1926 }
1927
1928 static int simple_playback_pcm_close(struct hda_pcm_stream *hinfo,
1929                                      struct hda_codec *codec,
1930                                      struct snd_pcm_substream *substream)
1931 {
1932         struct hdmi_spec *spec = codec->spec;
1933         return snd_hda_multi_out_dig_close(codec, &spec->multiout);
1934 }
1935
1936 static int simple_playback_pcm_prepare(struct hda_pcm_stream *hinfo,
1937                                        struct hda_codec *codec,
1938                                        unsigned int stream_tag,
1939                                        unsigned int format,
1940                                        struct snd_pcm_substream *substream)
1941 {
1942         struct hdmi_spec *spec = codec->spec;
1943         return snd_hda_multi_out_dig_prepare(codec, &spec->multiout,
1944                                              stream_tag, format, substream);
1945 }
1946
1947 static const struct hda_pcm_stream simple_pcm_playback = {
1948         .substreams = 1,
1949         .channels_min = 2,
1950         .channels_max = 2,
1951         .ops = {
1952                 .open = simple_playback_pcm_open,
1953                 .close = simple_playback_pcm_close,
1954                 .prepare = simple_playback_pcm_prepare
1955         },
1956 };
1957
1958 static const struct hda_codec_ops simple_hdmi_patch_ops = {
1959         .build_controls = simple_playback_build_controls,
1960         .build_pcms = simple_playback_build_pcms,
1961         .init = simple_playback_init,
1962         .free = simple_playback_free,
1963         .unsol_event = simple_hdmi_unsol_event,
1964 };
1965
1966 static int patch_simple_hdmi(struct hda_codec *codec,
1967                              hda_nid_t cvt_nid, hda_nid_t pin_nid)
1968 {
1969         struct hdmi_spec *spec;
1970
1971         spec = kzalloc(sizeof(*spec), GFP_KERNEL);
1972         if (!spec)
1973                 return -ENOMEM;
1974
1975         codec->spec = spec;
1976
1977         spec->multiout.num_dacs = 0;  /* no analog */
1978         spec->multiout.max_channels = 2;
1979         spec->multiout.dig_out_nid = cvt_nid;
1980         spec->num_cvts = 1;
1981         spec->num_pins = 1;
1982         spec->cvts[0].cvt_nid = cvt_nid;
1983         spec->pins[0].pin_nid = pin_nid;
1984         spec->pcm_playback = simple_pcm_playback;
1985
1986         codec->patch_ops = simple_hdmi_patch_ops;
1987
1988         return 0;
1989 }
1990
1991 static void nvhdmi_8ch_7x_set_info_frame_parameters(struct hda_codec *codec,
1992                                                     int channels)
1993 {
1994         unsigned int chanmask;
1995         int chan = channels ? (channels - 1) : 1;
1996
1997         switch (channels) {
1998         default:
1999         case 0:
2000         case 2:
2001                 chanmask = 0x00;
2002                 break;
2003         case 4:
2004                 chanmask = 0x08;
2005                 break;
2006         case 6:
2007                 chanmask = 0x0b;
2008                 break;
2009         case 8:
2010                 chanmask = 0x13;
2011                 break;
2012         }
2013
2014         /* Set the audio infoframe channel allocation and checksum fields.  The
2015          * channel count is computed implicitly by the hardware. */
2016         snd_hda_codec_write(codec, 0x1, 0,
2017                         Nv_VERB_SET_Channel_Allocation, chanmask);
2018
2019         snd_hda_codec_write(codec, 0x1, 0,
2020                         Nv_VERB_SET_Info_Frame_Checksum,
2021                         (0x71 - chan - chanmask));
2022 }
2023
2024 static int nvhdmi_8ch_7x_pcm_close(struct hda_pcm_stream *hinfo,
2025                                    struct hda_codec *codec,
2026                                    struct snd_pcm_substream *substream)
2027 {
2028         struct hdmi_spec *spec = codec->spec;
2029         int i;
2030
2031         snd_hda_codec_write(codec, nvhdmi_master_con_nid_7x,
2032                         0, AC_VERB_SET_CHANNEL_STREAMID, 0);
2033         for (i = 0; i < 4; i++) {
2034                 /* set the stream id */
2035                 snd_hda_codec_write(codec, nvhdmi_con_nids_7x[i], 0,
2036                                 AC_VERB_SET_CHANNEL_STREAMID, 0);
2037                 /* set the stream format */
2038                 snd_hda_codec_write(codec, nvhdmi_con_nids_7x[i], 0,
2039                                 AC_VERB_SET_STREAM_FORMAT, 0);
2040         }
2041
2042         /* The audio hardware sends a channel count of 0x7 (8ch) when all the
2043          * streams are disabled. */
2044         nvhdmi_8ch_7x_set_info_frame_parameters(codec, 8);
2045
2046         return snd_hda_multi_out_dig_close(codec, &spec->multiout);
2047 }
2048
2049 static int nvhdmi_8ch_7x_pcm_prepare(struct hda_pcm_stream *hinfo,
2050                                      struct hda_codec *codec,
2051                                      unsigned int stream_tag,
2052                                      unsigned int format,
2053                                      struct snd_pcm_substream *substream)
2054 {
2055         int chs;
2056         unsigned int dataDCC2, channel_id;
2057         int i;
2058         struct hdmi_spec *spec = codec->spec;
2059         struct hda_spdif_out *spdif;
2060
2061         mutex_lock(&codec->spdif_mutex);
2062         spdif = snd_hda_spdif_out_of_nid(codec, spec->cvts[0].cvt_nid);
2063
2064         chs = substream->runtime->channels;
2065
2066         dataDCC2 = 0x2;
2067
2068         /* turn off SPDIF once; otherwise the IEC958 bits won't be updated */
2069         if (codec->spdif_status_reset && (spdif->ctls & AC_DIG1_ENABLE))
2070                 snd_hda_codec_write(codec,
2071                                 nvhdmi_master_con_nid_7x,
2072                                 0,
2073                                 AC_VERB_SET_DIGI_CONVERT_1,
2074                                 spdif->ctls & ~AC_DIG1_ENABLE & 0xff);
2075
2076         /* set the stream id */
2077         snd_hda_codec_write(codec, nvhdmi_master_con_nid_7x, 0,
2078                         AC_VERB_SET_CHANNEL_STREAMID, (stream_tag << 4) | 0x0);
2079
2080         /* set the stream format */
2081         snd_hda_codec_write(codec, nvhdmi_master_con_nid_7x, 0,
2082                         AC_VERB_SET_STREAM_FORMAT, format);
2083
2084         /* turn on again (if needed) */
2085         /* enable and set the channel status audio/data flag */
2086         if (codec->spdif_status_reset && (spdif->ctls & AC_DIG1_ENABLE)) {
2087                 snd_hda_codec_write(codec,
2088                                 nvhdmi_master_con_nid_7x,
2089                                 0,
2090                                 AC_VERB_SET_DIGI_CONVERT_1,
2091                                 spdif->ctls & 0xff);
2092                 snd_hda_codec_write(codec,
2093                                 nvhdmi_master_con_nid_7x,
2094                                 0,
2095                                 AC_VERB_SET_DIGI_CONVERT_2, dataDCC2);
2096         }
2097
2098         for (i = 0; i < 4; i++) {
2099                 if (chs == 2)
2100                         channel_id = 0;
2101                 else
2102                         channel_id = i * 2;
2103
2104                 /* turn off SPDIF once;
2105                  *otherwise the IEC958 bits won't be updated
2106                  */
2107                 if (codec->spdif_status_reset &&
2108                 (spdif->ctls & AC_DIG1_ENABLE))
2109                         snd_hda_codec_write(codec,
2110                                 nvhdmi_con_nids_7x[i],
2111                                 0,
2112                                 AC_VERB_SET_DIGI_CONVERT_1,
2113                                 spdif->ctls & ~AC_DIG1_ENABLE & 0xff);
2114                 /* set the stream id */
2115                 snd_hda_codec_write(codec,
2116                                 nvhdmi_con_nids_7x[i],
2117                                 0,
2118                                 AC_VERB_SET_CHANNEL_STREAMID,
2119                                 (stream_tag << 4) | channel_id);
2120                 /* set the stream format */
2121                 snd_hda_codec_write(codec,
2122                                 nvhdmi_con_nids_7x[i],
2123                                 0,
2124                                 AC_VERB_SET_STREAM_FORMAT,
2125                                 format);
2126                 /* turn on again (if needed) */
2127                 /* enable and set the channel status audio/data flag */
2128                 if (codec->spdif_status_reset &&
2129                 (spdif->ctls & AC_DIG1_ENABLE)) {
2130                         snd_hda_codec_write(codec,
2131                                         nvhdmi_con_nids_7x[i],
2132                                         0,
2133                                         AC_VERB_SET_DIGI_CONVERT_1,
2134                                         spdif->ctls & 0xff);
2135                         snd_hda_codec_write(codec,
2136                                         nvhdmi_con_nids_7x[i],
2137                                         0,
2138                                         AC_VERB_SET_DIGI_CONVERT_2, dataDCC2);
2139                 }
2140         }
2141
2142         nvhdmi_8ch_7x_set_info_frame_parameters(codec, chs);
2143
2144         mutex_unlock(&codec->spdif_mutex);
2145         return 0;
2146 }
2147
2148 static const struct hda_pcm_stream nvhdmi_pcm_playback_8ch_7x = {
2149         .substreams = 1,
2150         .channels_min = 2,
2151         .channels_max = 8,
2152         .nid = nvhdmi_master_con_nid_7x,
2153         .rates = SUPPORTED_RATES,
2154         .maxbps = SUPPORTED_MAXBPS,
2155         .formats = SUPPORTED_FORMATS,
2156         .ops = {
2157                 .open = simple_playback_pcm_open,
2158                 .close = nvhdmi_8ch_7x_pcm_close,
2159                 .prepare = nvhdmi_8ch_7x_pcm_prepare
2160         },
2161 };
2162
2163 static int patch_nvhdmi_2ch(struct hda_codec *codec)
2164 {
2165         struct hdmi_spec *spec;
2166         int err = patch_simple_hdmi(codec, nvhdmi_master_con_nid_7x,
2167                                     nvhdmi_master_pin_nid_7x);
2168         if (err < 0)
2169                 return err;
2170
2171         codec->patch_ops.init = nvhdmi_7x_init_2ch;
2172         /* override the PCM rates, etc, as the codec doesn't give full list */
2173         spec = codec->spec;
2174         spec->pcm_playback.rates = SUPPORTED_RATES;
2175         spec->pcm_playback.maxbps = SUPPORTED_MAXBPS;
2176         spec->pcm_playback.formats = SUPPORTED_FORMATS;
2177         return 0;
2178 }
2179
2180 static int nvhdmi_7x_8ch_build_pcms(struct hda_codec *codec)
2181 {
2182         struct hdmi_spec *spec = codec->spec;
2183         int err = simple_playback_build_pcms(codec);
2184         spec->pcm_rec[0].own_chmap = true;
2185         return err;
2186 }
2187
2188 static int nvhdmi_7x_8ch_build_controls(struct hda_codec *codec)
2189 {
2190         struct hdmi_spec *spec = codec->spec;
2191         struct snd_pcm_chmap *chmap;
2192         int err;
2193
2194         err = simple_playback_build_controls(codec);
2195         if (err < 0)
2196                 return err;
2197
2198         /* add channel maps */
2199         err = snd_pcm_add_chmap_ctls(spec->pcm_rec[0].pcm,
2200                                      SNDRV_PCM_STREAM_PLAYBACK,
2201                                      snd_pcm_alt_chmaps, 8, 0, &chmap);
2202         if (err < 0)
2203                 return err;
2204         switch (codec->preset->id) {
2205         case 0x10de0002:
2206         case 0x10de0003:
2207         case 0x10de0005:
2208         case 0x10de0006:
2209                 chmap->channel_mask = (1U << 2) | (1U << 8);
2210                 break;
2211         case 0x10de0007:
2212                 chmap->channel_mask = (1U << 2) | (1U << 6) | (1U << 8);
2213         }
2214         return 0;
2215 }
2216
2217 static int patch_nvhdmi_8ch_7x(struct hda_codec *codec)
2218 {
2219         struct hdmi_spec *spec;
2220         int err = patch_nvhdmi_2ch(codec);
2221         if (err < 0)
2222                 return err;
2223         spec = codec->spec;
2224         spec->multiout.max_channels = 8;
2225         spec->pcm_playback = nvhdmi_pcm_playback_8ch_7x;
2226         codec->patch_ops.init = nvhdmi_7x_init_8ch;
2227         codec->patch_ops.build_pcms = nvhdmi_7x_8ch_build_pcms;
2228         codec->patch_ops.build_controls = nvhdmi_7x_8ch_build_controls;
2229
2230         /* Initialize the audio infoframe channel mask and checksum to something
2231          * valid */
2232         nvhdmi_8ch_7x_set_info_frame_parameters(codec, 8);
2233
2234         return 0;
2235 }
2236
2237 /*
2238  * ATI-specific implementations
2239  *
2240  * FIXME: we may omit the whole this and use the generic code once after
2241  * it's confirmed to work.
2242  */
2243
2244 #define ATIHDMI_CVT_NID         0x02    /* audio converter */
2245 #define ATIHDMI_PIN_NID         0x03    /* HDMI output pin */
2246
2247 static int atihdmi_playback_pcm_prepare(struct hda_pcm_stream *hinfo,
2248                                         struct hda_codec *codec,
2249                                         unsigned int stream_tag,
2250                                         unsigned int format,
2251                                         struct snd_pcm_substream *substream)
2252 {
2253         struct hdmi_spec *spec = codec->spec;
2254         int chans = substream->runtime->channels;
2255         int i, err;
2256
2257         err = simple_playback_pcm_prepare(hinfo, codec, stream_tag, format,
2258                                           substream);
2259         if (err < 0)
2260                 return err;
2261         snd_hda_codec_write(codec, spec->cvts[0].cvt_nid, 0,
2262                             AC_VERB_SET_CVT_CHAN_COUNT, chans - 1);
2263         /* FIXME: XXX */
2264         for (i = 0; i < chans; i++) {
2265                 snd_hda_codec_write(codec, spec->cvts[0].cvt_nid, 0,
2266                                     AC_VERB_SET_HDMI_CHAN_SLOT,
2267                                     (i << 4) | i);
2268         }
2269         return 0;
2270 }
2271
2272 static int patch_atihdmi(struct hda_codec *codec)
2273 {
2274         struct hdmi_spec *spec;
2275         int err = patch_simple_hdmi(codec, ATIHDMI_CVT_NID, ATIHDMI_PIN_NID);
2276         if (err < 0)
2277                 return err;
2278         spec = codec->spec;
2279         spec->pcm_playback.ops.prepare = atihdmi_playback_pcm_prepare;
2280         return 0;
2281 }
2282
2283 /* VIA HDMI Implementation */
2284 #define VIAHDMI_CVT_NID 0x02    /* audio converter1 */
2285 #define VIAHDMI_PIN_NID 0x03    /* HDMI output pin1 */
2286
2287 static int patch_via_hdmi(struct hda_codec *codec)
2288 {
2289         return patch_simple_hdmi(codec, VIAHDMI_CVT_NID, VIAHDMI_PIN_NID);
2290 }
2291
2292 /*
2293  * patch entries
2294  */
2295 static const struct hda_codec_preset snd_hda_preset_hdmi[] = {
2296 { .id = 0x1002793c, .name = "RS600 HDMI",       .patch = patch_atihdmi },
2297 { .id = 0x10027919, .name = "RS600 HDMI",       .patch = patch_atihdmi },
2298 { .id = 0x1002791a, .name = "RS690/780 HDMI",   .patch = patch_atihdmi },
2299 { .id = 0x1002aa01, .name = "R6xx HDMI",        .patch = patch_generic_hdmi },
2300 { .id = 0x10951390, .name = "SiI1390 HDMI",     .patch = patch_generic_hdmi },
2301 { .id = 0x10951392, .name = "SiI1392 HDMI",     .patch = patch_generic_hdmi },
2302 { .id = 0x17e80047, .name = "Chrontel HDMI",    .patch = patch_generic_hdmi },
2303 { .id = 0x10de0002, .name = "MCP77/78 HDMI",    .patch = patch_nvhdmi_8ch_7x },
2304 { .id = 0x10de0003, .name = "MCP77/78 HDMI",    .patch = patch_nvhdmi_8ch_7x },
2305 { .id = 0x10de0005, .name = "MCP77/78 HDMI",    .patch = patch_nvhdmi_8ch_7x },
2306 { .id = 0x10de0006, .name = "MCP77/78 HDMI",    .patch = patch_nvhdmi_8ch_7x },
2307 { .id = 0x10de0007, .name = "MCP79/7A HDMI",    .patch = patch_nvhdmi_8ch_7x },
2308 { .id = 0x10de000a, .name = "GPU 0a HDMI/DP",   .patch = patch_generic_hdmi },
2309 { .id = 0x10de000b, .name = "GPU 0b HDMI/DP",   .patch = patch_generic_hdmi },
2310 { .id = 0x10de000c, .name = "MCP89 HDMI",       .patch = patch_generic_hdmi },
2311 { .id = 0x10de000d, .name = "GPU 0d HDMI/DP",   .patch = patch_generic_hdmi },
2312 { .id = 0x10de0010, .name = "GPU 10 HDMI/DP",   .patch = patch_generic_hdmi },
2313 { .id = 0x10de0011, .name = "GPU 11 HDMI/DP",   .patch = patch_generic_hdmi },
2314 { .id = 0x10de0012, .name = "GPU 12 HDMI/DP",   .patch = patch_generic_hdmi },
2315 { .id = 0x10de0013, .name = "GPU 13 HDMI/DP",   .patch = patch_generic_hdmi },
2316 { .id = 0x10de0014, .name = "GPU 14 HDMI/DP",   .patch = patch_generic_hdmi },
2317 { .id = 0x10de0015, .name = "GPU 15 HDMI/DP",   .patch = patch_generic_hdmi },
2318 { .id = 0x10de0016, .name = "GPU 16 HDMI/DP",   .patch = patch_generic_hdmi },
2319 /* 17 is known to be absent */
2320 { .id = 0x10de0018, .name = "GPU 18 HDMI/DP",   .patch = patch_generic_hdmi },
2321 { .id = 0x10de0019, .name = "GPU 19 HDMI/DP",   .patch = patch_generic_hdmi },
2322 { .id = 0x10de001a, .name = "GPU 1a HDMI/DP",   .patch = patch_generic_hdmi },
2323 { .id = 0x10de001b, .name = "GPU 1b HDMI/DP",   .patch = patch_generic_hdmi },
2324 { .id = 0x10de001c, .name = "GPU 1c HDMI/DP",   .patch = patch_generic_hdmi },
2325 { .id = 0x10de0040, .name = "GPU 40 HDMI/DP",   .patch = patch_generic_hdmi },
2326 { .id = 0x10de0041, .name = "GPU 41 HDMI/DP",   .patch = patch_generic_hdmi },
2327 { .id = 0x10de0042, .name = "GPU 42 HDMI/DP",   .patch = patch_generic_hdmi },
2328 { .id = 0x10de0043, .name = "GPU 43 HDMI/DP",   .patch = patch_generic_hdmi },
2329 { .id = 0x10de0044, .name = "GPU 44 HDMI/DP",   .patch = patch_generic_hdmi },
2330 { .id = 0x10de0051, .name = "GPU 51 HDMI/DP",   .patch = patch_generic_hdmi },
2331 { .id = 0x10de0067, .name = "MCP67 HDMI",       .patch = patch_nvhdmi_2ch },
2332 { .id = 0x10de8001, .name = "MCP73 HDMI",       .patch = patch_nvhdmi_2ch },
2333 { .id = 0x11069f80, .name = "VX900 HDMI/DP",    .patch = patch_via_hdmi },
2334 { .id = 0x11069f81, .name = "VX900 HDMI/DP",    .patch = patch_via_hdmi },
2335 { .id = 0x11069f84, .name = "VX11 HDMI/DP",     .patch = patch_generic_hdmi },
2336 { .id = 0x11069f85, .name = "VX11 HDMI/DP",     .patch = patch_generic_hdmi },
2337 { .id = 0x80860054, .name = "IbexPeak HDMI",    .patch = patch_generic_hdmi },
2338 { .id = 0x80862801, .name = "Bearlake HDMI",    .patch = patch_generic_hdmi },
2339 { .id = 0x80862802, .name = "Cantiga HDMI",     .patch = patch_generic_hdmi },
2340 { .id = 0x80862803, .name = "Eaglelake HDMI",   .patch = patch_generic_hdmi },
2341 { .id = 0x80862804, .name = "IbexPeak HDMI",    .patch = patch_generic_hdmi },
2342 { .id = 0x80862805, .name = "CougarPoint HDMI", .patch = patch_generic_hdmi },
2343 { .id = 0x80862806, .name = "PantherPoint HDMI", .patch = patch_generic_hdmi },
2344 { .id = 0x80862807, .name = "Haswell HDMI",     .patch = patch_generic_hdmi },
2345 { .id = 0x80862880, .name = "CedarTrail HDMI",  .patch = patch_generic_hdmi },
2346 { .id = 0x808629fb, .name = "Crestline HDMI",   .patch = patch_generic_hdmi },
2347 {} /* terminator */
2348 };
2349
2350 MODULE_ALIAS("snd-hda-codec-id:1002793c");
2351 MODULE_ALIAS("snd-hda-codec-id:10027919");
2352 MODULE_ALIAS("snd-hda-codec-id:1002791a");
2353 MODULE_ALIAS("snd-hda-codec-id:1002aa01");
2354 MODULE_ALIAS("snd-hda-codec-id:10951390");
2355 MODULE_ALIAS("snd-hda-codec-id:10951392");
2356 MODULE_ALIAS("snd-hda-codec-id:10de0002");
2357 MODULE_ALIAS("snd-hda-codec-id:10de0003");
2358 MODULE_ALIAS("snd-hda-codec-id:10de0005");
2359 MODULE_ALIAS("snd-hda-codec-id:10de0006");
2360 MODULE_ALIAS("snd-hda-codec-id:10de0007");
2361 MODULE_ALIAS("snd-hda-codec-id:10de000a");
2362 MODULE_ALIAS("snd-hda-codec-id:10de000b");
2363 MODULE_ALIAS("snd-hda-codec-id:10de000c");
2364 MODULE_ALIAS("snd-hda-codec-id:10de000d");
2365 MODULE_ALIAS("snd-hda-codec-id:10de0010");
2366 MODULE_ALIAS("snd-hda-codec-id:10de0011");
2367 MODULE_ALIAS("snd-hda-codec-id:10de0012");
2368 MODULE_ALIAS("snd-hda-codec-id:10de0013");
2369 MODULE_ALIAS("snd-hda-codec-id:10de0014");
2370 MODULE_ALIAS("snd-hda-codec-id:10de0015");
2371 MODULE_ALIAS("snd-hda-codec-id:10de0016");
2372 MODULE_ALIAS("snd-hda-codec-id:10de0018");
2373 MODULE_ALIAS("snd-hda-codec-id:10de0019");
2374 MODULE_ALIAS("snd-hda-codec-id:10de001a");
2375 MODULE_ALIAS("snd-hda-codec-id:10de001b");
2376 MODULE_ALIAS("snd-hda-codec-id:10de001c");
2377 MODULE_ALIAS("snd-hda-codec-id:10de0040");
2378 MODULE_ALIAS("snd-hda-codec-id:10de0041");
2379 MODULE_ALIAS("snd-hda-codec-id:10de0042");
2380 MODULE_ALIAS("snd-hda-codec-id:10de0043");
2381 MODULE_ALIAS("snd-hda-codec-id:10de0044");
2382 MODULE_ALIAS("snd-hda-codec-id:10de0051");
2383 MODULE_ALIAS("snd-hda-codec-id:10de0067");
2384 MODULE_ALIAS("snd-hda-codec-id:10de8001");
2385 MODULE_ALIAS("snd-hda-codec-id:11069f80");
2386 MODULE_ALIAS("snd-hda-codec-id:11069f81");
2387 MODULE_ALIAS("snd-hda-codec-id:11069f84");
2388 MODULE_ALIAS("snd-hda-codec-id:11069f85");
2389 MODULE_ALIAS("snd-hda-codec-id:17e80047");
2390 MODULE_ALIAS("snd-hda-codec-id:80860054");
2391 MODULE_ALIAS("snd-hda-codec-id:80862801");
2392 MODULE_ALIAS("snd-hda-codec-id:80862802");
2393 MODULE_ALIAS("snd-hda-codec-id:80862803");
2394 MODULE_ALIAS("snd-hda-codec-id:80862804");
2395 MODULE_ALIAS("snd-hda-codec-id:80862805");
2396 MODULE_ALIAS("snd-hda-codec-id:80862806");
2397 MODULE_ALIAS("snd-hda-codec-id:80862807");
2398 MODULE_ALIAS("snd-hda-codec-id:80862880");
2399 MODULE_ALIAS("snd-hda-codec-id:808629fb");
2400
2401 MODULE_LICENSE("GPL");
2402 MODULE_DESCRIPTION("HDMI HD-audio codec");
2403 MODULE_ALIAS("snd-hda-codec-intelhdmi");
2404 MODULE_ALIAS("snd-hda-codec-nvhdmi");
2405 MODULE_ALIAS("snd-hda-codec-atihdmi");
2406
2407 static struct hda_codec_preset_list intel_list = {
2408         .preset = snd_hda_preset_hdmi,
2409         .owner = THIS_MODULE,
2410 };
2411
2412 static int __init patch_hdmi_init(void)
2413 {
2414         return snd_hda_add_codec_preset(&intel_list);
2415 }
2416
2417 static void __exit patch_hdmi_exit(void)
2418 {
2419         snd_hda_delete_codec_preset(&intel_list);
2420 }
2421
2422 module_init(patch_hdmi_init)
2423 module_exit(patch_hdmi_exit)