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 /* max. connections to a widget */
  68 #define HDA_MAX_CONNECTIONS     32
  69
  70 struct hdmi_spec_per_pin {
  71         hda_nid_t pin_nid;
  72         int num_mux_nids;
  73         hda_nid_t mux_nids[HDA_MAX_CONNECTIONS];
  74
  75         struct hda_codec *codec;
  76         struct hdmi_eld sink_eld;
  77         struct delayed_work work;
  78         struct snd_kcontrol *eld_ctl;
  79         int repoll_count;
  80         bool non_pcm;
  81         bool chmap_set;         /* channel-map override by ALSA API? */
  82         unsigned char chmap[8]; /* ALSA API channel-map */
  83 };
  84
  85 struct hdmi_spec {
  86         int num_cvts;
  87         struct hdmi_spec_per_cvt cvts[MAX_HDMI_CVTS];
  88         hda_nid_t cvt_nids[MAX_HDMI_CVTS];
  89
  90         int num_pins;
  91         struct hdmi_spec_per_pin pins[MAX_HDMI_PINS];
  92         struct hda_pcm pcm_rec[MAX_HDMI_PINS];
  93         unsigned int channels_max; /* max over all cvts */
  94
  95         struct hdmi_eld temp_eld;
  96         /*
  97          * Non-generic ATI/NVIDIA specific
  98          */
  99         struct hda_multi_out multiout;
 100         struct hda_pcm_stream pcm_playback;
 101 };
 102
 103
 104 struct hdmi_audio_infoframe {
 105         u8 type; /* 0x84 */
 106         u8 ver;  /* 0x01 */
 107         u8 len;  /* 0x0a */
 108
 109         u8 checksum;
 110
 111         u8 CC02_CT47;   /* CC in bits 0:2, CT in 4:7 */
 112         u8 SS01_SF24;
 113         u8 CXT04;
 114         u8 CA;
 115         u8 LFEPBL01_LSV36_DM_INH7;
 116 };
 117
 118 struct dp_audio_infoframe {
 119         u8 type; /* 0x84 */
 120         u8 len;  /* 0x1b */
 121         u8 ver;  /* 0x11 << 2 */
 122
 123         u8 CC02_CT47;   /* match with HDMI infoframe from this on */
 124         u8 SS01_SF24;
 125         u8 CXT04;
 126         u8 CA;
 127         u8 LFEPBL01_LSV36_DM_INH7;
 128 };
 129
 130 union audio_infoframe {
 131         struct hdmi_audio_infoframe hdmi;
 132         struct dp_audio_infoframe dp;
 133         u8 bytes[0];
 134 };
 135
 136 /*
 137  * CEA speaker placement:
 138  *
 139  *        FLH       FCH        FRH
 140  *  FLW    FL  FLC   FC   FRC   FR   FRW
 141  *
 142  *                                  LFE
 143  *                     TC
 144  *
 145  *          RL  RLC   RC   RRC   RR
 146  *
 147  * The Left/Right Surround channel _notions_ LS/RS in SMPTE 320M corresponds to
 148  * CEA RL/RR; The SMPTE channel _assignment_ C/LFE is swapped to CEA LFE/FC.
 149  */
 150 enum cea_speaker_placement {
 151         FL  = (1 <<  0),        /* Front Left           */
 152         FC  = (1 <<  1),        /* Front Center         */
 153         FR  = (1 <<  2),        /* Front Right          */
 154         FLC = (1 <<  3),        /* Front Left Center    */
 155         FRC = (1 <<  4),        /* Front Right Center   */
 156         RL  = (1 <<  5),        /* Rear Left            */
 157         RC  = (1 <<  6),        /* Rear Center          */
 158         RR  = (1 <<  7),        /* Rear Right           */
 159         RLC = (1 <<  8),        /* Rear Left Center     */
 160         RRC = (1 <<  9),        /* Rear Right Center    */
 161         LFE = (1 << 10),        /* Low Frequency Effect */
 162         FLW = (1 << 11),        /* Front Left Wide      */
 163         FRW = (1 << 12),        /* Front Right Wide     */
 164         FLH = (1 << 13),        /* Front Left High      */
 165         FCH = (1 << 14),        /* Front Center High    */
 166         FRH = (1 << 15),        /* Front Right High     */
 167         TC  = (1 << 16),        /* Top Center           */
 168 };
 169
 170 /*
 171  * ELD SA bits in the CEA Speaker Allocation data block
 172  */
 173 static int eld_speaker_allocation_bits[] = {
 174         [0] = FL | FR,
 175         [1] = LFE,
 176         [2] = FC,
 177         [3] = RL | RR,
 178         [4] = RC,
 179         [5] = FLC | FRC,
 180         [6] = RLC | RRC,
 181         /* the following are not defined in ELD yet */
 182         [7] = FLW | FRW,
 183         [8] = FLH | FRH,
 184         [9] = TC,
 185         [10] = FCH,
 186 };
 187
 188 struct cea_channel_speaker_allocation {
 189         int ca_index;
 190         int speakers[8];
 191
 192         /* derived values, just for convenience */
 193         int channels;
 194         int spk_mask;
 195 };
 196
 197 /*
 198  * ALSA sequence is:
 199  *
 200  *       surround40   surround41   surround50   surround51   surround71
 201  * ch0   front left   =            =            =            =
 202  * ch1   front right  =            =            =            =
 203  * ch2   rear left    =            =            =            =
 204  * ch3   rear right   =            =            =            =
 205  * ch4                LFE          center       center       center
 206  * ch5                                          LFE          LFE
 207  * ch6                                                       side left
 208  * ch7                                                       side right
 209  *
 210  * surround71 = {FL, FR, RLC, RRC, FC, LFE, RL, RR}
 211  */
 212 static int hdmi_channel_mapping[0x32][8] = {
 213         /* stereo */
 214         [0x00] = { 0x00, 0x11, 0xf2, 0xf3, 0xf4, 0xf5, 0xf6, 0xf7 },
 215         /* 2.1 */
 216         [0x01] = { 0x00, 0x11, 0x22, 0xf3, 0xf4, 0xf5, 0xf6, 0xf7 },
 217         /* Dolby Surround */
 218         [0x02] = { 0x00, 0x11, 0x23, 0xf2, 0xf4, 0xf5, 0xf6, 0xf7 },
 219         /* surround40 */
 220         [0x08] = { 0x00, 0x11, 0x24, 0x35, 0xf3, 0xf2, 0xf6, 0xf7 },
 221         /* 4ch */
 222         [0x03] = { 0x00, 0x11, 0x23, 0x32, 0x44, 0xf5, 0xf6, 0xf7 },
 223         /* surround41 */
 224         [0x09] = { 0x00, 0x11, 0x24, 0x35, 0x42, 0xf3, 0xf6, 0xf7 },
 225         /* surround50 */
 226         [0x0a] = { 0x00, 0x11, 0x24, 0x35, 0x43, 0xf2, 0xf6, 0xf7 },
 227         /* surround51 */
 228         [0x0b] = { 0x00, 0x11, 0x24, 0x35, 0x43, 0x52, 0xf6, 0xf7 },
 229         /* 7.1 */
 230         [0x13] = { 0x00, 0x11, 0x26, 0x37, 0x43, 0x52, 0x64, 0x75 },
 231 };
 232
 233 /*
 234  * This is an ordered list!
 235  *
 236  * The preceding ones have better chances to be selected by
 237  * hdmi_channel_allocation().
 238  */
 239 static struct cea_channel_speaker_allocation channel_allocations[] = {
 240 /*                        channel:   7     6    5    4    3     2    1    0  */
 241 { .ca_index = 0x00,  .speakers = {   0,    0,   0,   0,   0,    0,  FR,  FL } },
 242                                  /* 2.1 */
 243 { .ca_index = 0x01,  .speakers = {   0,    0,   0,   0,   0,  LFE,  FR,  FL } },
 244                                  /* Dolby Surround */
 245 { .ca_index = 0x02,  .speakers = {   0,    0,   0,   0,  FC,    0,  FR,  FL } },
 246                                  /* surround40 */
 247 { .ca_index = 0x08,  .speakers = {   0,    0,  RR,  RL,   0,    0,  FR,  FL } },
 248                                  /* surround41 */
 249 { .ca_index = 0x09,  .speakers = {   0,    0,  RR,  RL,   0,  LFE,  FR,  FL } },
 250                                  /* surround50 */
 251 { .ca_index = 0x0a,  .speakers = {   0,    0,  RR,  RL,  FC,    0,  FR,  FL } },
 252                                  /* surround51 */
 253 { .ca_index = 0x0b,  .speakers = {   0,    0,  RR,  RL,  FC,  LFE,  FR,  FL } },
 254                                  /* 6.1 */
 255 { .ca_index = 0x0f,  .speakers = {   0,   RC,  RR,  RL,  FC,  LFE,  FR,  FL } },
 256                                  /* surround71 */
 257 { .ca_index = 0x13,  .speakers = { RRC,  RLC,  RR,  RL,  FC,  LFE,  FR,  FL } },
 258
 259 { .ca_index = 0x03,  .speakers = {   0,    0,   0,   0,  FC,  LFE,  FR,  FL } },
 260 { .ca_index = 0x04,  .speakers = {   0,    0,   0,  RC,   0,    0,  FR,  FL } },
 261 { .ca_index = 0x05,  .speakers = {   0,    0,   0,  RC,   0,  LFE,  FR,  FL } },
 262 { .ca_index = 0x06,  .speakers = {   0,    0,   0,  RC,  FC,    0,  FR,  FL } },
 263 { .ca_index = 0x07,  .speakers = {   0,    0,   0,  RC,  FC,  LFE,  FR,  FL } },
 264 { .ca_index = 0x0c,  .speakers = {   0,   RC,  RR,  RL,   0,    0,  FR,  FL } },
 265 { .ca_index = 0x0d,  .speakers = {   0,   RC,  RR,  RL,   0,  LFE,  FR,  FL } },
 266 { .ca_index = 0x0e,  .speakers = {   0,   RC,  RR,  RL,  FC,    0,  FR,  FL } },
 267 { .ca_index = 0x10,  .speakers = { RRC,  RLC,  RR,  RL,   0,    0,  FR,  FL } },
 268 { .ca_index = 0x11,  .speakers = { RRC,  RLC,  RR,  RL,   0,  LFE,  FR,  FL } },
 269 { .ca_index = 0x12,  .speakers = { RRC,  RLC,  RR,  RL,  FC,    0,  FR,  FL } },
 270 { .ca_index = 0x14,  .speakers = { FRC,  FLC,   0,   0,   0,    0,  FR,  FL } },
 271 { .ca_index = 0x15,  .speakers = { FRC,  FLC,   0,   0,   0,  LFE,  FR,  FL } },
 272 { .ca_index = 0x16,  .speakers = { FRC,  FLC,   0,   0,  FC,    0,  FR,  FL } },
 273 { .ca_index = 0x17,  .speakers = { FRC,  FLC,   0,   0,  FC,  LFE,  FR,  FL } },
 274 { .ca_index = 0x18,  .speakers = { FRC,  FLC,   0,  RC,   0,    0,  FR,  FL } },
 275 { .ca_index = 0x19,  .speakers = { FRC,  FLC,   0,  RC,   0,  LFE,  FR,  FL } },
 276 { .ca_index = 0x1a,  .speakers = { FRC,  FLC,   0,  RC,  FC,    0,  FR,  FL } },
 277 { .ca_index = 0x1b,  .speakers = { FRC,  FLC,   0,  RC,  FC,  LFE,  FR,  FL } },
 278 { .ca_index = 0x1c,  .speakers = { FRC,  FLC,  RR,  RL,   0,    0,  FR,  FL } },
 279 { .ca_index = 0x1d,  .speakers = { FRC,  FLC,  RR,  RL,   0,  LFE,  FR,  FL } },
 280 { .ca_index = 0x1e,  .speakers = { FRC,  FLC,  RR,  RL,  FC,    0,  FR,  FL } },
 281 { .ca_index = 0x1f,  .speakers = { FRC,  FLC,  RR,  RL,  FC,  LFE,  FR,  FL } },
 282 { .ca_index = 0x20,  .speakers = {   0,  FCH,  RR,  RL,  FC,    0,  FR,  FL } },
 283 { .ca_index = 0x21,  .speakers = {   0,  FCH,  RR,  RL,  FC,  LFE,  FR,  FL } },
 284 { .ca_index = 0x22,  .speakers = {  TC,    0,  RR,  RL,  FC,    0,  FR,  FL } },
 285 { .ca_index = 0x23,  .speakers = {  TC,    0,  RR,  RL,  FC,  LFE,  FR,  FL } },
 286 { .ca_index = 0x24,  .speakers = { FRH,  FLH,  RR,  RL,   0,    0,  FR,  FL } },
 287 { .ca_index = 0x25,  .speakers = { FRH,  FLH,  RR,  RL,   0,  LFE,  FR,  FL } },
 288 { .ca_index = 0x26,  .speakers = { FRW,  FLW,  RR,  RL,   0,    0,  FR,  FL } },
 289 { .ca_index = 0x27,  .speakers = { FRW,  FLW,  RR,  RL,   0,  LFE,  FR,  FL } },
 290 { .ca_index = 0x28,  .speakers = {  TC,   RC,  RR,  RL,  FC,    0,  FR,  FL } },
 291 { .ca_index = 0x29,  .speakers = {  TC,   RC,  RR,  RL,  FC,  LFE,  FR,  FL } },
 292 { .ca_index = 0x2a,  .speakers = { FCH,   RC,  RR,  RL,  FC,    0,  FR,  FL } },
 293 { .ca_index = 0x2b,  .speakers = { FCH,   RC,  RR,  RL,  FC,  LFE,  FR,  FL } },
 294 { .ca_index = 0x2c,  .speakers = {  TC,  FCH,  RR,  RL,  FC,    0,  FR,  FL } },
 295 { .ca_index = 0x2d,  .speakers = {  TC,  FCH,  RR,  RL,  FC,  LFE,  FR,  FL } },
 296 { .ca_index = 0x2e,  .speakers = { FRH,  FLH,  RR,  RL,  FC,    0,  FR,  FL } },
 297 { .ca_index = 0x2f,  .speakers = { FRH,  FLH,  RR,  RL,  FC,  LFE,  FR,  FL } },
 298 { .ca_index = 0x30,  .speakers = { FRW,  FLW,  RR,  RL,  FC,    0,  FR,  FL } },
 299 { .ca_index = 0x31,  .speakers = { FRW,  FLW,  RR,  RL,  FC,  LFE,  FR,  FL } },
 300 };
 301
 302
 303 /*
 304  * HDMI routines
 305  */
 306
 307 static int pin_nid_to_pin_index(struct hdmi_spec *spec, hda_nid_t pin_nid)
 308 {
 309         int pin_idx;
 310
 311         for (pin_idx = 0; pin_idx < spec->num_pins; pin_idx++)
 312                 if (spec->pins[pin_idx].pin_nid == pin_nid)
 313                         return pin_idx;
 314
 315         snd_printk(KERN_WARNING "HDMI: pin nid %d not registered\n", pin_nid);
 316         return -EINVAL;
 317 }
 318
 319 static int hinfo_to_pin_index(struct hdmi_spec *spec,
 320                               struct hda_pcm_stream *hinfo)
 321 {
 322         int pin_idx;
 323
 324         for (pin_idx = 0; pin_idx < spec->num_pins; pin_idx++)
 325                 if (&spec->pcm_rec[pin_idx].stream[0] == hinfo)
 326                         return pin_idx;
 327
 328         snd_printk(KERN_WARNING "HDMI: hinfo %p not registered\n", hinfo);
 329         return -EINVAL;
 330 }
 331
 332 static int cvt_nid_to_cvt_index(struct hdmi_spec *spec, hda_nid_t cvt_nid)
 333 {
 334         int cvt_idx;
 335
 336         for (cvt_idx = 0; cvt_idx < spec->num_cvts; cvt_idx++)
 337                 if (spec->cvts[cvt_idx].cvt_nid == cvt_nid)
 338                         return cvt_idx;
 339
 340         snd_printk(KERN_WARNING "HDMI: cvt nid %d not registered\n", cvt_nid);
 341         return -EINVAL;
 342 }
 343
 344 static int hdmi_eld_ctl_info(struct snd_kcontrol *kcontrol,
 345                         struct snd_ctl_elem_info *uinfo)
 346 {
 347         struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
 348         struct hdmi_spec *spec = codec->spec;
 349         struct hdmi_eld *eld;
 350         int pin_idx;
 351
 352         uinfo->type = SNDRV_CTL_ELEM_TYPE_BYTES;
 353
 354         pin_idx = kcontrol->private_value;
 355         eld = &spec->pins[pin_idx].sink_eld;
 356
 357         mutex_lock(&eld->lock);
 358         uinfo->count = eld->eld_valid ? eld->eld_size : 0;
 359         mutex_unlock(&eld->lock);
 360
 361         return 0;
 362 }
 363
 364 static int hdmi_eld_ctl_get(struct snd_kcontrol *kcontrol,
 365                         struct snd_ctl_elem_value *ucontrol)
 366 {
 367         struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
 368         struct hdmi_spec *spec = codec->spec;
 369         struct hdmi_eld *eld;
 370         int pin_idx;
 371
 372         pin_idx = kcontrol->private_value;
 373         eld = &spec->pins[pin_idx].sink_eld;
 374
 375         mutex_lock(&eld->lock);
 376         if (eld->eld_size > ARRAY_SIZE(ucontrol->value.bytes.data)) {
 377                 mutex_unlock(&eld->lock);
 378                 snd_BUG();
 379                 return -EINVAL;
 380         }
 381
 382         memset(ucontrol->value.bytes.data, 0,
 383                ARRAY_SIZE(ucontrol->value.bytes.data));
 384         if (eld->eld_valid)
 385                 memcpy(ucontrol->value.bytes.data, eld->eld_buffer,
 386                        eld->eld_size);
 387         mutex_unlock(&eld->lock);
 388
 389         return 0;
 390 }
 391
 392 static struct snd_kcontrol_new eld_bytes_ctl = {
 393         .access = SNDRV_CTL_ELEM_ACCESS_READ | SNDRV_CTL_ELEM_ACCESS_VOLATILE,
 394         .iface = SNDRV_CTL_ELEM_IFACE_PCM,
 395         .name = "ELD",
 396         .info = hdmi_eld_ctl_info,
 397         .get = hdmi_eld_ctl_get,
 398 };
 399
 400 static int hdmi_create_eld_ctl(struct hda_codec *codec, int pin_idx,
 401                         int device)
 402 {
 403         struct snd_kcontrol *kctl;
 404         struct hdmi_spec *spec = codec->spec;
 405         int err;
 406
 407         kctl = snd_ctl_new1(&eld_bytes_ctl, codec);
 408         if (!kctl)
 409                 return -ENOMEM;
 410         kctl->private_value = pin_idx;
 411         kctl->id.device = device;
 412
 413         err = snd_hda_ctl_add(codec, spec->pins[pin_idx].pin_nid, kctl);
 414         if (err < 0)
 415                 return err;
 416
 417         spec->pins[pin_idx].eld_ctl = kctl;
 418         return 0;
 419 }
 420
 421 #ifdef BE_PARANOID
 422 static void hdmi_get_dip_index(struct hda_codec *codec, hda_nid_t pin_nid,
 423                                 int *packet_index, int *byte_index)
 424 {
 425         int val;
 426
 427         val = snd_hda_codec_read(codec, pin_nid, 0,
 428                                  AC_VERB_GET_HDMI_DIP_INDEX, 0);
 429
 430         *packet_index = val >> 5;
 431         *byte_index = val & 0x1f;
 432 }
 433 #endif
 434
 435 static void hdmi_set_dip_index(struct hda_codec *codec, hda_nid_t pin_nid,
 436                                 int packet_index, int byte_index)
 437 {
 438         int val;
 439
 440         val = (packet_index << 5) | (byte_index & 0x1f);
 441
 442         snd_hda_codec_write(codec, pin_nid, 0, AC_VERB_SET_HDMI_DIP_INDEX, val);
 443 }
 444
 445 static void hdmi_write_dip_byte(struct hda_codec *codec, hda_nid_t pin_nid,
 446                                 unsigned char val)
 447 {
 448         snd_hda_codec_write(codec, pin_nid, 0, AC_VERB_SET_HDMI_DIP_DATA, val);
 449 }
 450
 451 static void hdmi_init_pin(struct hda_codec *codec, hda_nid_t pin_nid)
 452 {
 453         /* Unmute */
 454         if (get_wcaps(codec, pin_nid) & AC_WCAP_OUT_AMP)
 455                 snd_hda_codec_write(codec, pin_nid, 0,
 456                                 AC_VERB_SET_AMP_GAIN_MUTE, AMP_OUT_UNMUTE);
 457         /* Enable pin out: some machines with GM965 gets broken output when
 458          * the pin is disabled or changed while using with HDMI
 459          */
 460         snd_hda_codec_write(codec, pin_nid, 0,
 461                             AC_VERB_SET_PIN_WIDGET_CONTROL, PIN_OUT);
 462 }
 463
 464 static int hdmi_get_channel_count(struct hda_codec *codec, hda_nid_t cvt_nid)
 465 {
 466         return 1 + snd_hda_codec_read(codec, cvt_nid, 0,
 467                                         AC_VERB_GET_CVT_CHAN_COUNT, 0);
 468 }
 469
 470 static void hdmi_set_channel_count(struct hda_codec *codec,
 471                                    hda_nid_t cvt_nid, int chs)
 472 {
 473         if (chs != hdmi_get_channel_count(codec, cvt_nid))
 474                 snd_hda_codec_write(codec, cvt_nid, 0,
 475                                     AC_VERB_SET_CVT_CHAN_COUNT, chs - 1);
 476 }
 477
 478
 479 /*
 480  * Channel mapping routines
 481  */
 482
 483 /*
 484  * Compute derived values in channel_allocations[].
 485  */
 486 static void init_channel_allocations(void)
 487 {
 488         int i, j;
 489         struct cea_channel_speaker_allocation *p;
 490
 491         for (i = 0; i < ARRAY_SIZE(channel_allocations); i++) {
 492                 p = channel_allocations + i;
 493                 p->channels = 0;
 494                 p->spk_mask = 0;
 495                 for (j = 0; j < ARRAY_SIZE(p->speakers); j++)
 496                         if (p->speakers[j]) {
 497                                 p->channels++;
 498                                 p->spk_mask |= p->speakers[j];
 499                         }
 500         }
 501 }
 502
 503 static int get_channel_allocation_order(int ca)
 504 {
 505         int i;
 506
 507         for (i = 0; i < ARRAY_SIZE(channel_allocations); i++) {
 508                 if (channel_allocations[i].ca_index == ca)
 509                         break;
 510         }
 511         return i;
 512 }
 513
 514 /*
 515  * The transformation takes two steps:
 516  *
 517  *      eld->spk_alloc => (eld_speaker_allocation_bits[]) => spk_mask
 518  *            spk_mask => (channel_allocations[])         => ai->CA
 519  *
 520  * TODO: it could select the wrong CA from multiple candidates.
 521 */
 522 static int hdmi_channel_allocation(struct hdmi_eld *eld, int channels)
 523 {
 524         int i;
 525         int ca = 0;
 526         int spk_mask = 0;
 527         char buf[SND_PRINT_CHANNEL_ALLOCATION_ADVISED_BUFSIZE];
 528
 529         /*
 530          * CA defaults to 0 for basic stereo audio
 531          */
 532         if (channels <= 2)
 533                 return 0;
 534
 535         /*
 536          * expand ELD's speaker allocation mask
 537          *
 538          * ELD tells the speaker mask in a compact(paired) form,
 539          * expand ELD's notions to match the ones used by Audio InfoFrame.
 540          */
 541         for (i = 0; i < ARRAY_SIZE(eld_speaker_allocation_bits); i++) {
 542                 if (eld->info.spk_alloc & (1 << i))
 543                         spk_mask |= eld_speaker_allocation_bits[i];
 544         }
 545
 546         /* search for the first working match in the CA table */
 547         for (i = 0; i < ARRAY_SIZE(channel_allocations); i++) {
 548                 if (channels == channel_allocations[i].channels &&
 549                     (spk_mask & channel_allocations[i].spk_mask) ==
 550                                 channel_allocations[i].spk_mask) {
 551                         ca = channel_allocations[i].ca_index;
 552                         break;
 553                 }
 554         }
 555
 556         snd_print_channel_allocation(eld->info.spk_alloc, buf, sizeof(buf));
 557         snd_printdd("HDMI: select CA 0x%x for %d-channel allocation: %s\n",
 558                     ca, channels, buf);
 559
 560         return ca;
 561 }
 562
 563 static void hdmi_debug_channel_mapping(struct hda_codec *codec,
 564                                        hda_nid_t pin_nid)
 565 {
 566 #ifdef CONFIG_SND_DEBUG_VERBOSE
 567         int i;
 568         int slot;
 569
 570         for (i = 0; i < 8; i++) {
 571                 slot = snd_hda_codec_read(codec, pin_nid, 0,
 572                                                 AC_VERB_GET_HDMI_CHAN_SLOT, i);
 573                 printk(KERN_DEBUG "HDMI: ASP channel %d => slot %d\n",
 574                                                 slot >> 4, slot & 0xf);
 575         }
 576 #endif
 577 }
 578
 579
 580 static void hdmi_std_setup_channel_mapping(struct hda_codec *codec,
 581                                        hda_nid_t pin_nid,
 582                                        bool non_pcm,
 583                                        int ca)
 584 {
 585         int i;
 586         int err;
 587         int order;
 588         int non_pcm_mapping[8];
 589
 590         order = get_channel_allocation_order(ca);
 591
 592         if (hdmi_channel_mapping[ca][1] == 0) {
 593                 for (i = 0; i < channel_allocations[order].channels; i++)
 594                         hdmi_channel_mapping[ca][i] = i | (i << 4);
 595                 for (; i < 8; i++)
 596                         hdmi_channel_mapping[ca][i] = 0xf | (i << 4);
 597         }
 598
 599         if (non_pcm) {
 600                 for (i = 0; i < channel_allocations[order].channels; i++)
 601                         non_pcm_mapping[i] = i | (i << 4);
 602                 for (; i < 8; i++)
 603                         non_pcm_mapping[i] = 0xf | (i << 4);
 604         }
 605
 606         for (i = 0; i < 8; i++) {
 607                 err = snd_hda_codec_write(codec, pin_nid, 0,
 608                                           AC_VERB_SET_HDMI_CHAN_SLOT,
 609                                           non_pcm ? non_pcm_mapping[i] : hdmi_channel_mapping[ca][i]);
 610                 if (err) {
 611                         snd_printdd(KERN_NOTICE
 612                                     "HDMI: channel mapping failed\n");
 613                         break;
 614                 }
 615         }
 616
 617         hdmi_debug_channel_mapping(codec, pin_nid);
 618 }
 619
 620 struct channel_map_table {
 621         unsigned char map;              /* ALSA API channel map position */
 622         unsigned char cea_slot;         /* CEA slot value */
 623         int spk_mask;                   /* speaker position bit mask */
 624 };
 625
 626 static struct channel_map_table map_tables[] = {
 627         { SNDRV_CHMAP_FL,       0x00,   FL },
 628         { SNDRV_CHMAP_FR,       0x01,   FR },
 629         { SNDRV_CHMAP_RL,       0x04,   RL },
 630         { SNDRV_CHMAP_RR,       0x05,   RR },
 631         { SNDRV_CHMAP_LFE,      0x02,   LFE },
 632         { SNDRV_CHMAP_FC,       0x03,   FC },
 633         { SNDRV_CHMAP_RLC,      0x06,   RLC },
 634         { SNDRV_CHMAP_RRC,      0x07,   RRC },
 635         {} /* terminator */
 636 };
 637
 638 /* from ALSA API channel position to speaker bit mask */
 639 static int to_spk_mask(unsigned char c)
 640 {
 641         struct channel_map_table *t = map_tables;
 642         for (; t->map; t++) {
 643                 if (t->map == c)
 644                         return t->spk_mask;
 645         }
 646         return 0;
 647 }
 648
 649 /* from ALSA API channel position to CEA slot */
 650 static int to_cea_slot(unsigned char c)
 651 {
 652         struct channel_map_table *t = map_tables;
 653         for (; t->map; t++) {
 654                 if (t->map == c)
 655                         return t->cea_slot;
 656         }
 657         return 0x0f;
 658 }
 659
 660 /* from CEA slot to ALSA API channel position */
 661 static int from_cea_slot(unsigned char c)
 662 {
 663         struct channel_map_table *t = map_tables;
 664         for (; t->map; t++) {
 665                 if (t->cea_slot == c)
 666                         return t->map;
 667         }
 668         return 0;
 669 }
 670
 671 /* from speaker bit mask to ALSA API channel position */
 672 static int spk_to_chmap(int spk)
 673 {
 674         struct channel_map_table *t = map_tables;
 675         for (; t->map; t++) {
 676                 if (t->spk_mask == spk)
 677                         return t->map;
 678         }
 679         return 0;
 680 }
 681
 682 /* get the CA index corresponding to the given ALSA API channel map */
 683 static int hdmi_manual_channel_allocation(int chs, unsigned char *map)
 684 {
 685         int i, spks = 0, spk_mask = 0;
 686
 687         for (i = 0; i < chs; i++) {
 688                 int mask = to_spk_mask(map[i]);
 689                 if (mask) {
 690                         spk_mask |= mask;
 691                         spks++;
 692                 }
 693         }
 694
 695         for (i = 0; i < ARRAY_SIZE(channel_allocations); i++) {
 696                 if ((chs == channel_allocations[i].channels ||
 697                      spks == channel_allocations[i].channels) &&
 698                     (spk_mask & channel_allocations[i].spk_mask) ==
 699                                 channel_allocations[i].spk_mask)
 700                         return channel_allocations[i].ca_index;
 701         }
 702         return -1;
 703 }
 704
 705 /* set up the channel slots for the given ALSA API channel map */
 706 static int hdmi_manual_setup_channel_mapping(struct hda_codec *codec,
 707                                              hda_nid_t pin_nid,
 708                                              int chs, unsigned char *map)
 709 {
 710         int i;
 711         for (i = 0; i < 8; i++) {
 712                 int val, err;
 713                 if (i < chs)
 714                         val = to_cea_slot(map[i]);
 715                 else
 716                         val = 0xf;
 717                 val |= (i << 4);
 718                 err = snd_hda_codec_write(codec, pin_nid, 0,
 719                                           AC_VERB_SET_HDMI_CHAN_SLOT, val);
 720                 if (err)
 721                         return -EINVAL;
 722         }
 723         return 0;
 724 }
 725
 726 /* store ALSA API channel map from the current default map */
 727 static void hdmi_setup_fake_chmap(unsigned char *map, int ca)
 728 {
 729         int i;
 730         for (i = 0; i < 8; i++) {
 731                 if (i < channel_allocations[ca].channels)
 732                         map[i] = from_cea_slot((hdmi_channel_mapping[ca][i] >> 4) & 0x0f);
 733                 else
 734                         map[i] = 0;
 735         }
 736 }
 737
 738 static void hdmi_setup_channel_mapping(struct hda_codec *codec,
 739                                        hda_nid_t pin_nid, bool non_pcm, int ca,
 740                                        int channels, unsigned char *map,
 741                                        bool chmap_set)
 742 {
 743         if (!non_pcm && chmap_set) {
 744                 hdmi_manual_setup_channel_mapping(codec, pin_nid,
 745                                                   channels, map);
 746         } else {
 747                 hdmi_std_setup_channel_mapping(codec, pin_nid, non_pcm, ca);
 748                 hdmi_setup_fake_chmap(map, ca);
 749         }
 750 }
 751
 752 /*
 753  * Audio InfoFrame routines
 754  */
 755
 756 /*
 757  * Enable Audio InfoFrame Transmission
 758  */
 759 static void hdmi_start_infoframe_trans(struct hda_codec *codec,
 760                                        hda_nid_t pin_nid)
 761 {
 762         hdmi_set_dip_index(codec, pin_nid, 0x0, 0x0);
 763         snd_hda_codec_write(codec, pin_nid, 0, AC_VERB_SET_HDMI_DIP_XMIT,
 764                                                 AC_DIPXMIT_BEST);
 765 }
 766
 767 /*
 768  * Disable Audio InfoFrame Transmission
 769  */
 770 static void hdmi_stop_infoframe_trans(struct hda_codec *codec,
 771                                       hda_nid_t pin_nid)
 772 {
 773         hdmi_set_dip_index(codec, pin_nid, 0x0, 0x0);
 774         snd_hda_codec_write(codec, pin_nid, 0, AC_VERB_SET_HDMI_DIP_XMIT,
 775                                                 AC_DIPXMIT_DISABLE);
 776 }
 777
 778 static void hdmi_debug_dip_size(struct hda_codec *codec, hda_nid_t pin_nid)
 779 {
 780 #ifdef CONFIG_SND_DEBUG_VERBOSE
 781         int i;
 782         int size;
 783
 784         size = snd_hdmi_get_eld_size(codec, pin_nid);
 785         printk(KERN_DEBUG "HDMI: ELD buf size is %d\n", size);
 786
 787         for (i = 0; i < 8; i++) {
 788                 size = snd_hda_codec_read(codec, pin_nid, 0,
 789                                                 AC_VERB_GET_HDMI_DIP_SIZE, i);
 790                 printk(KERN_DEBUG "HDMI: DIP GP[%d] buf size is %d\n", i, size);
 791         }
 792 #endif
 793 }
 794
 795 static void hdmi_clear_dip_buffers(struct hda_codec *codec, hda_nid_t pin_nid)
 796 {
 797 #ifdef BE_PARANOID
 798         int i, j;
 799         int size;
 800         int pi, bi;
 801         for (i = 0; i < 8; i++) {
 802                 size = snd_hda_codec_read(codec, pin_nid, 0,
 803                                                 AC_VERB_GET_HDMI_DIP_SIZE, i);
 804                 if (size == 0)
 805                         continue;
 806
 807                 hdmi_set_dip_index(codec, pin_nid, i, 0x0);
 808                 for (j = 1; j < 1000; j++) {
 809                         hdmi_write_dip_byte(codec, pin_nid, 0x0);
 810                         hdmi_get_dip_index(codec, pin_nid, &pi, &bi);
 811                         if (pi != i)
 812                                 snd_printd(KERN_INFO "dip index %d: %d != %d\n",
 813                                                 bi, pi, i);
 814                         if (bi == 0) /* byte index wrapped around */
 815                                 break;
 816                 }
 817                 snd_printd(KERN_INFO
 818                         "HDMI: DIP GP[%d] buf reported size=%d, written=%d\n",
 819                         i, size, j);
 820         }
 821 #endif
 822 }
 823
 824 static void hdmi_checksum_audio_infoframe(struct hdmi_audio_infoframe *hdmi_ai)
 825 {
 826         u8 *bytes = (u8 *)hdmi_ai;
 827         u8 sum = 0;
 828         int i;
 829
 830         hdmi_ai->checksum = 0;
 831
 832         for (i = 0; i < sizeof(*hdmi_ai); i++)
 833                 sum += bytes[i];
 834
 835         hdmi_ai->checksum = -sum;
 836 }
 837
 838 static void hdmi_fill_audio_infoframe(struct hda_codec *codec,
 839                                       hda_nid_t pin_nid,
 840                                       u8 *dip, int size)
 841 {
 842         int i;
 843
 844         hdmi_debug_dip_size(codec, pin_nid);
 845         hdmi_clear_dip_buffers(codec, pin_nid); /* be paranoid */
 846
 847         hdmi_set_dip_index(codec, pin_nid, 0x0, 0x0);
 848         for (i = 0; i < size; i++)
 849                 hdmi_write_dip_byte(codec, pin_nid, dip[i]);
 850 }
 851
 852 static bool hdmi_infoframe_uptodate(struct hda_codec *codec, hda_nid_t pin_nid,
 853                                     u8 *dip, int size)
 854 {
 855         u8 val;
 856         int i;
 857
 858         if (snd_hda_codec_read(codec, pin_nid, 0, AC_VERB_GET_HDMI_DIP_XMIT, 0)
 859                                                             != AC_DIPXMIT_BEST)
 860                 return false;
 861
 862         hdmi_set_dip_index(codec, pin_nid, 0x0, 0x0);
 863         for (i = 0; i < size; i++) {
 864                 val = snd_hda_codec_read(codec, pin_nid, 0,
 865                                          AC_VERB_GET_HDMI_DIP_DATA, 0);
 866                 if (val != dip[i])
 867                         return false;
 868         }
 869
 870         return true;
 871 }
 872
 873 static void hdmi_setup_audio_infoframe(struct hda_codec *codec, int pin_idx,
 874                                        bool non_pcm,
 875                                        struct snd_pcm_substream *substream)
 876 {
 877         struct hdmi_spec *spec = codec->spec;
 878         struct hdmi_spec_per_pin *per_pin = &spec->pins[pin_idx];
 879         hda_nid_t pin_nid = per_pin->pin_nid;
 880         int channels = substream->runtime->channels;
 881         struct hdmi_eld *eld;
 882         int ca;
 883         union audio_infoframe ai;
 884
 885         eld = &spec->pins[pin_idx].sink_eld;
 886         if (!eld->monitor_present)
 887                 return;
 888
 889         if (!non_pcm && per_pin->chmap_set)
 890                 ca = hdmi_manual_channel_allocation(channels, per_pin->chmap);
 891         else
 892                 ca = hdmi_channel_allocation(eld, channels);
 893         if (ca < 0)
 894                 ca = 0;
 895
 896         memset(&ai, 0, sizeof(ai));
 897         if (eld->info.conn_type == 0) { /* HDMI */
 898                 struct hdmi_audio_infoframe *hdmi_ai = &ai.hdmi;
 899
 900                 hdmi_ai->type           = 0x84;
 901                 hdmi_ai->ver            = 0x01;
 902                 hdmi_ai->len            = 0x0a;
 903                 hdmi_ai->CC02_CT47      = channels - 1;
 904                 hdmi_ai->CA             = ca;
 905                 hdmi_checksum_audio_infoframe(hdmi_ai);
 906         } else if (eld->info.conn_type == 1) { /* DisplayPort */
 907                 struct dp_audio_infoframe *dp_ai = &ai.dp;
 908
 909                 dp_ai->type             = 0x84;
 910                 dp_ai->len              = 0x1b;
 911                 dp_ai->ver              = 0x11 << 2;
 912                 dp_ai->CC02_CT47        = channels - 1;
 913                 dp_ai->CA               = ca;
 914         } else {
 915                 snd_printd("HDMI: unknown connection type at pin %d\n",
 916                             pin_nid);
 917                 return;
 918         }
 919
 920         /*
 921          * sizeof(ai) is used instead of sizeof(*hdmi_ai) or
 922          * sizeof(*dp_ai) to avoid partial match/update problems when
 923          * the user switches between HDMI/DP monitors.
 924          */
 925         if (!hdmi_infoframe_uptodate(codec, pin_nid, ai.bytes,
 926                                         sizeof(ai))) {
 927                 snd_printdd("hdmi_setup_audio_infoframe: "
 928                             "pin=%d channels=%d\n",
 929                             pin_nid,
 930                             channels);
 931                 hdmi_setup_channel_mapping(codec, pin_nid, non_pcm, ca,
 932                                            channels, per_pin->chmap,
 933                                            per_pin->chmap_set);
 934                 hdmi_stop_infoframe_trans(codec, pin_nid);
 935                 hdmi_fill_audio_infoframe(codec, pin_nid,
 936                                             ai.bytes, sizeof(ai));
 937                 hdmi_start_infoframe_trans(codec, pin_nid);
 938         } else {
 939                 /* For non-pcm audio switch, setup new channel mapping
 940                  * accordingly */
 941                 if (per_pin->non_pcm != non_pcm)
 942                         hdmi_setup_channel_mapping(codec, pin_nid, non_pcm, ca,
 943                                                    channels, per_pin->chmap,
 944                                                    per_pin->chmap_set);
 945         }
 946
 947         per_pin->non_pcm = non_pcm;
 948 }
 949
 950
 951 /*
 952  * Unsolicited events
 953  */
 954
 955 static void hdmi_present_sense(struct hdmi_spec_per_pin *per_pin, int repoll);
 956
 957 static void hdmi_intrinsic_event(struct hda_codec *codec, unsigned int res)
 958 {
 959         struct hdmi_spec *spec = codec->spec;
 960         int tag = res >> AC_UNSOL_RES_TAG_SHIFT;
 961         int pin_nid;
 962         int pin_idx;
 963         struct hda_jack_tbl *jack;
 964
 965         jack = snd_hda_jack_tbl_get_from_tag(codec, tag);
 966         if (!jack)
 967                 return;
 968         pin_nid = jack->nid;
 969         jack->jack_dirty = 1;
 970
 971         _snd_printd(SND_PR_VERBOSE,
 972                 "HDMI hot plug event: Codec=%d Pin=%d Presence_Detect=%d ELD_Valid=%d\n",
 973                 codec->addr, pin_nid,
 974                 !!(res & AC_UNSOL_RES_PD), !!(res & AC_UNSOL_RES_ELDV));
 975
 976         pin_idx = pin_nid_to_pin_index(spec, pin_nid);
 977         if (pin_idx < 0)
 978                 return;
 979
 980         hdmi_present_sense(&spec->pins[pin_idx], 1);
 981         snd_hda_jack_report_sync(codec);
 982 }
 983
 984 static void hdmi_non_intrinsic_event(struct hda_codec *codec, unsigned int res)
 985 {
 986         int tag = res >> AC_UNSOL_RES_TAG_SHIFT;
 987         int subtag = (res & AC_UNSOL_RES_SUBTAG) >> AC_UNSOL_RES_SUBTAG_SHIFT;
 988         int cp_state = !!(res & AC_UNSOL_RES_CP_STATE);
 989         int cp_ready = !!(res & AC_UNSOL_RES_CP_READY);
 990
 991         printk(KERN_INFO
 992                 "HDMI CP event: CODEC=%d TAG=%d SUBTAG=0x%x CP_STATE=%d CP_READY=%d\n",
 993                 codec->addr,
 994                 tag,
 995                 subtag,
 996                 cp_state,
 997                 cp_ready);
 998
 999         /* TODO */
1000         if (cp_state)
1001                 ;
1002         if (cp_ready)
1003                 ;
1004 }
1005
1006
1007 static void hdmi_unsol_event(struct hda_codec *codec, unsigned int res)
1008 {
1009         int tag = res >> AC_UNSOL_RES_TAG_SHIFT;
1010         int subtag = (res & AC_UNSOL_RES_SUBTAG) >> AC_UNSOL_RES_SUBTAG_SHIFT;
1011
1012         if (!snd_hda_jack_tbl_get_from_tag(codec, tag)) {
1013                 snd_printd(KERN_INFO "Unexpected HDMI event tag 0x%x\n", tag);
1014                 return;
1015         }
1016
1017         if (subtag == 0)
1018                 hdmi_intrinsic_event(codec, res);
1019         else
1020                 hdmi_non_intrinsic_event(codec, res);
1021 }
1022
1023 /*
1024  * Callbacks
1025  */
1026
1027 /* HBR should be Non-PCM, 8 channels */
1028 #define is_hbr_format(format) \
1029         ((format & AC_FMT_TYPE_NON_PCM) && (format & AC_FMT_CHAN_MASK) == 7)
1030
1031 static int hdmi_setup_stream(struct hda_codec *codec, hda_nid_t cvt_nid,
1032                               hda_nid_t pin_nid, u32 stream_tag, int format)
1033 {
1034         int pinctl;
1035         int new_pinctl = 0;
1036
1037         if (snd_hda_query_pin_caps(codec, pin_nid) & AC_PINCAP_HBR) {
1038                 pinctl = snd_hda_codec_read(codec, pin_nid, 0,
1039                                             AC_VERB_GET_PIN_WIDGET_CONTROL, 0);
1040
1041                 new_pinctl = pinctl & ~AC_PINCTL_EPT;
1042                 if (is_hbr_format(format))
1043                         new_pinctl |= AC_PINCTL_EPT_HBR;
1044                 else
1045                         new_pinctl |= AC_PINCTL_EPT_NATIVE;
1046
1047                 snd_printdd("hdmi_setup_stream: "
1048                             "NID=0x%x, %spinctl=0x%x\n",
1049                             pin_nid,
1050                             pinctl == new_pinctl ? "" : "new-",
1051                             new_pinctl);
1052
1053                 if (pinctl != new_pinctl)
1054                         snd_hda_codec_write(codec, pin_nid, 0,
1055                                             AC_VERB_SET_PIN_WIDGET_CONTROL,
1056                                             new_pinctl);
1057
1058         }
1059         if (is_hbr_format(format) && !new_pinctl) {
1060                 snd_printdd("hdmi_setup_stream: HBR is not supported\n");
1061                 return -EINVAL;
1062         }
1063
1064         snd_hda_codec_setup_stream(codec, cvt_nid, stream_tag, 0, format);
1065         return 0;
1066 }
1067
1068 /*
1069  * HDA PCM callbacks
1070  */
1071 static int hdmi_pcm_open(struct hda_pcm_stream *hinfo,
1072                          struct hda_codec *codec,
1073                          struct snd_pcm_substream *substream)
1074 {
1075         struct hdmi_spec *spec = codec->spec;
1076         struct snd_pcm_runtime *runtime = substream->runtime;
1077         int pin_idx, cvt_idx, mux_idx = 0;
1078         struct hdmi_spec_per_pin *per_pin;
1079         struct hdmi_eld *eld;
1080         struct hdmi_spec_per_cvt *per_cvt = NULL;
1081
1082         /* Validate hinfo */
1083         pin_idx = hinfo_to_pin_index(spec, hinfo);
1084         if (snd_BUG_ON(pin_idx < 0))
1085                 return -EINVAL;
1086         per_pin = &spec->pins[pin_idx];
1087         eld = &per_pin->sink_eld;
1088
1089         /* Dynamically assign converter to stream */
1090         for (cvt_idx = 0; cvt_idx < spec->num_cvts; cvt_idx++) {
1091                 per_cvt = &spec->cvts[cvt_idx];
1092
1093                 /* Must not already be assigned */
1094                 if (per_cvt->assigned)
1095                         continue;
1096                 /* Must be in pin's mux's list of converters */
1097                 for (mux_idx = 0; mux_idx < per_pin->num_mux_nids; mux_idx++)
1098                         if (per_pin->mux_nids[mux_idx] == per_cvt->cvt_nid)
1099                                 break;
1100                 /* Not in mux list */
1101                 if (mux_idx == per_pin->num_mux_nids)
1102                         continue;
1103                 break;
1104         }
1105         /* No free converters */
1106         if (cvt_idx == spec->num_cvts)
1107                 return -ENODEV;
1108
1109         /* Claim converter */
1110         per_cvt->assigned = 1;
1111         hinfo->nid = per_cvt->cvt_nid;
1112
1113         snd_hda_codec_write(codec, per_pin->pin_nid, 0,
1114                             AC_VERB_SET_CONNECT_SEL,
1115                             mux_idx);
1116         snd_hda_spdif_ctls_assign(codec, pin_idx, per_cvt->cvt_nid);
1117
1118         /* Initially set the converter's capabilities */
1119         hinfo->channels_min = per_cvt->channels_min;
1120         hinfo->channels_max = per_cvt->channels_max;
1121         hinfo->rates = per_cvt->rates;
1122         hinfo->formats = per_cvt->formats;
1123         hinfo->maxbps = per_cvt->maxbps;
1124
1125         /* Restrict capabilities by ELD if this isn't disabled */
1126         if (!static_hdmi_pcm && eld->eld_valid) {
1127                 snd_hdmi_eld_update_pcm_info(&eld->info, hinfo);
1128                 if (hinfo->channels_min > hinfo->channels_max ||
1129                     !hinfo->rates || !hinfo->formats) {
1130                         per_cvt->assigned = 0;
1131                         hinfo->nid = 0;
1132                         snd_hda_spdif_ctls_unassign(codec, pin_idx);
1133                         return -ENODEV;
1134                 }
1135         }
1136
1137         /* Store the updated parameters */
1138         runtime->hw.channels_min = hinfo->channels_min;
1139         runtime->hw.channels_max = hinfo->channels_max;
1140         runtime->hw.formats = hinfo->formats;
1141         runtime->hw.rates = hinfo->rates;
1142
1143         snd_pcm_hw_constraint_step(substream->runtime, 0,
1144                                    SNDRV_PCM_HW_PARAM_CHANNELS, 2);
1145         return 0;
1146 }
1147
1148 /*
1149  * HDA/HDMI auto parsing
1150  */
1151 static int hdmi_read_pin_conn(struct hda_codec *codec, int pin_idx)
1152 {
1153         struct hdmi_spec *spec = codec->spec;
1154         struct hdmi_spec_per_pin *per_pin = &spec->pins[pin_idx];
1155         hda_nid_t pin_nid = per_pin->pin_nid;
1156
1157         if (!(get_wcaps(codec, pin_nid) & AC_WCAP_CONN_LIST)) {
1158                 snd_printk(KERN_WARNING
1159                            "HDMI: pin %d wcaps %#x "
1160                            "does not support connection list\n",
1161                            pin_nid, get_wcaps(codec, pin_nid));
1162                 return -EINVAL;
1163         }
1164
1165         per_pin->num_mux_nids = snd_hda_get_connections(codec, pin_nid,
1166                                                         per_pin->mux_nids,
1167                                                         HDA_MAX_CONNECTIONS);
1168
1169         return 0;
1170 }
1171
1172 static void hdmi_present_sense(struct hdmi_spec_per_pin *per_pin, int repoll)
1173 {
1174         struct hda_codec *codec = per_pin->codec;
1175         struct hdmi_spec *spec = codec->spec;
1176         struct hdmi_eld *eld = &spec->temp_eld;
1177         struct hdmi_eld *pin_eld = &per_pin->sink_eld;
1178         hda_nid_t pin_nid = per_pin->pin_nid;
1179         /*
1180          * Always execute a GetPinSense verb here, even when called from
1181          * hdmi_intrinsic_event; for some NVIDIA HW, the unsolicited
1182          * response's PD bit is not the real PD value, but indicates that
1183          * the real PD value changed. An older version of the HD-audio
1184          * specification worked this way. Hence, we just ignore the data in
1185          * the unsolicited response to avoid custom WARs.
1186          */
1187         int present = snd_hda_pin_sense(codec, pin_nid);
1188         bool update_eld = false;
1189         bool eld_changed = false;
1190
1191         pin_eld->monitor_present = !!(present & AC_PINSENSE_PRESENCE);
1192         if (pin_eld->monitor_present)
1193                 eld->eld_valid  = !!(present & AC_PINSENSE_ELDV);
1194         else
1195                 eld->eld_valid = false;
1196
1197         _snd_printd(SND_PR_VERBOSE,
1198                 "HDMI status: Codec=%d Pin=%d Presence_Detect=%d ELD_Valid=%d\n",
1199                 codec->addr, pin_nid, eld->monitor_present, eld->eld_valid);
1200
1201         if (eld->eld_valid) {
1202                 if (snd_hdmi_get_eld(codec, pin_nid, eld->eld_buffer,
1203                                                      &eld->eld_size) < 0)
1204                         eld->eld_valid = false;
1205                 else {
1206                         memset(&eld->info, 0, sizeof(struct parsed_hdmi_eld));
1207                         if (snd_hdmi_parse_eld(&eld->info, eld->eld_buffer,
1208                                                     eld->eld_size) < 0)
1209                                 eld->eld_valid = false;
1210                 }
1211
1212                 if (eld->eld_valid) {
1213                         snd_hdmi_show_eld(&eld->info);
1214                         update_eld = true;
1215                 }
1216                 else if (repoll) {
1217                         queue_delayed_work(codec->bus->workq,
1218                                            &per_pin->work,
1219                                            msecs_to_jiffies(300));
1220                         return;
1221                 }
1222         }
1223
1224         mutex_lock(&pin_eld->lock);
1225         if (pin_eld->eld_valid && !eld->eld_valid) {
1226                 update_eld = true;
1227                 eld_changed = true;
1228         }
1229         if (update_eld) {
1230                 pin_eld->eld_valid = eld->eld_valid;
1231                 eld_changed = pin_eld->eld_size != eld->eld_size ||
1232                               memcmp(pin_eld->eld_buffer, eld->eld_buffer,
1233                                      eld->eld_size) != 0;
1234                 if (eld_changed)
1235                         memcpy(pin_eld->eld_buffer, eld->eld_buffer,
1236                                eld->eld_size);
1237                 pin_eld->eld_size = eld->eld_size;
1238                 pin_eld->info = eld->info;
1239         }
1240         mutex_unlock(&pin_eld->lock);
1241
1242         if (eld_changed)
1243                 snd_ctl_notify(codec->bus->card,
1244                                SNDRV_CTL_EVENT_MASK_VALUE | SNDRV_CTL_EVENT_MASK_INFO,
1245                                &per_pin->eld_ctl->id);
1246 }
1247
1248 static void hdmi_repoll_eld(struct work_struct *work)
1249 {
1250         struct hdmi_spec_per_pin *per_pin =
1251         container_of(to_delayed_work(work), struct hdmi_spec_per_pin, work);
1252
1253         if (per_pin->repoll_count++ > 6)
1254                 per_pin->repoll_count = 0;
1255
1256         hdmi_present_sense(per_pin, per_pin->repoll_count);
1257 }
1258
1259 static void intel_haswell_fixup_connect_list(struct hda_codec *codec,
1260                                              hda_nid_t nid);
1261
1262 static int hdmi_add_pin(struct hda_codec *codec, hda_nid_t pin_nid)
1263 {
1264         struct hdmi_spec *spec = codec->spec;
1265         unsigned int caps, config;
1266         int pin_idx;
1267         struct hdmi_spec_per_pin *per_pin;
1268         int err;
1269
1270         caps = snd_hda_query_pin_caps(codec, pin_nid);
1271         if (!(caps & (AC_PINCAP_HDMI | AC_PINCAP_DP)))
1272                 return 0;
1273
1274         config = snd_hda_codec_get_pincfg(codec, pin_nid);
1275         if (get_defcfg_connect(config) == AC_JACK_PORT_NONE)
1276                 return 0;
1277
1278         if (snd_BUG_ON(spec->num_pins >= MAX_HDMI_PINS))
1279                 return -E2BIG;
1280
1281         if (codec->vendor_id == 0x80862807)
1282                 intel_haswell_fixup_connect_list(codec, pin_nid);
1283
1284         pin_idx = spec->num_pins;
1285         per_pin = &spec->pins[pin_idx];
1286
1287         per_pin->pin_nid = pin_nid;
1288         per_pin->non_pcm = false;
1289
1290         err = hdmi_read_pin_conn(codec, pin_idx);
1291         if (err < 0)
1292                 return err;
1293
1294         spec->num_pins++;
1295
1296         return 0;
1297 }
1298
1299 static int hdmi_add_cvt(struct hda_codec *codec, hda_nid_t cvt_nid)
1300 {
1301         struct hdmi_spec *spec = codec->spec;
1302         int cvt_idx;
1303         struct hdmi_spec_per_cvt *per_cvt;
1304         unsigned int chans;
1305         int err;
1306
1307         if (snd_BUG_ON(spec->num_cvts >= MAX_HDMI_CVTS))
1308                 return -E2BIG;
1309
1310         chans = get_wcaps(codec, cvt_nid);
1311         chans = get_wcaps_channels(chans);
1312
1313         cvt_idx = spec->num_cvts;
1314         per_cvt = &spec->cvts[cvt_idx];
1315
1316         per_cvt->cvt_nid = cvt_nid;
1317         per_cvt->channels_min = 2;
1318         if (chans <= 16) {
1319                 per_cvt->channels_max = chans;
1320                 if (chans > spec->channels_max)
1321                         spec->channels_max = chans;
1322         }
1323
1324         err = snd_hda_query_supported_pcm(codec, cvt_nid,
1325                                           &per_cvt->rates,
1326                                           &per_cvt->formats,
1327                                           &per_cvt->maxbps);
1328         if (err < 0)
1329                 return err;
1330
1331         spec->cvt_nids[spec->num_cvts++] = cvt_nid;
1332
1333         return 0;
1334 }
1335
1336 static int hdmi_parse_codec(struct hda_codec *codec)
1337 {
1338         hda_nid_t nid;
1339         int i, nodes;
1340
1341         nodes = snd_hda_get_sub_nodes(codec, codec->afg, &nid);
1342         if (!nid || nodes < 0) {
1343                 snd_printk(KERN_WARNING "HDMI: failed to get afg sub nodes\n");
1344                 return -EINVAL;
1345         }
1346
1347         for (i = 0; i < nodes; i++, nid++) {
1348                 unsigned int caps;
1349                 unsigned int type;
1350
1351                 caps = get_wcaps(codec, nid);
1352                 type = get_wcaps_type(caps);
1353
1354                 if (!(caps & AC_WCAP_DIGITAL))
1355                         continue;
1356
1357                 switch (type) {
1358                 case AC_WID_AUD_OUT:
1359                         hdmi_add_cvt(codec, nid);
1360                         break;
1361                 case AC_WID_PIN:
1362                         hdmi_add_pin(codec, nid);
1363                         break;
1364                 }
1365         }
1366
1367 #ifdef CONFIG_PM
1368         /* We're seeing some problems with unsolicited hot plug events on
1369          * PantherPoint after S3, if this is not enabled */
1370         if (codec->vendor_id == 0x80862806)
1371                 codec->bus->power_keep_link_on = 1;
1372         /*
1373          * G45/IbexPeak don't support EPSS: the unsolicited pin hot plug event
1374          * can be lost and presence sense verb will become inaccurate if the
1375          * HDA link is powered off at hot plug or hw initialization time.
1376          */
1377         else if (!(snd_hda_param_read(codec, codec->afg, AC_PAR_POWER_STATE) &
1378               AC_PWRST_EPSS))
1379                 codec->bus->power_keep_link_on = 1;
1380 #endif
1381
1382         return 0;
1383 }
1384
1385 /*
1386  */
1387 static char *get_hdmi_pcm_name(int idx)
1388 {
1389         static char names[MAX_HDMI_PINS][8];
1390         sprintf(&names[idx][0], "HDMI %d", idx);
1391         return &names[idx][0];
1392 }
1393
1394 static bool check_non_pcm_per_cvt(struct hda_codec *codec, hda_nid_t cvt_nid)
1395 {
1396         struct hda_spdif_out *spdif;
1397         bool non_pcm;
1398
1399         mutex_lock(&codec->spdif_mutex);
1400         spdif = snd_hda_spdif_out_of_nid(codec, cvt_nid);
1401         non_pcm = !!(spdif->status & IEC958_AES0_NONAUDIO);
1402         mutex_unlock(&codec->spdif_mutex);
1403         return non_pcm;
1404 }
1405
1406
1407 /*
1408  * HDMI callbacks
1409  */
1410
1411 static int generic_hdmi_playback_pcm_prepare(struct hda_pcm_stream *hinfo,
1412                                            struct hda_codec *codec,
1413                                            unsigned int stream_tag,
1414                                            unsigned int format,
1415                                            struct snd_pcm_substream *substream)
1416 {
1417         hda_nid_t cvt_nid = hinfo->nid;
1418         struct hdmi_spec *spec = codec->spec;
1419         int pin_idx = hinfo_to_pin_index(spec, hinfo);
1420         hda_nid_t pin_nid = spec->pins[pin_idx].pin_nid;
1421         bool non_pcm;
1422
1423         non_pcm = check_non_pcm_per_cvt(codec, cvt_nid);
1424
1425         hdmi_set_channel_count(codec, cvt_nid, substream->runtime->channels);
1426
1427         hdmi_setup_audio_infoframe(codec, pin_idx, non_pcm, substream);
1428
1429         return hdmi_setup_stream(codec, cvt_nid, pin_nid, stream_tag, format);
1430 }
1431
1432 static int generic_hdmi_playback_pcm_cleanup(struct hda_pcm_stream *hinfo,
1433                                              struct hda_codec *codec,
1434                                              struct snd_pcm_substream *substream)
1435 {
1436         snd_hda_codec_cleanup_stream(codec, hinfo->nid);
1437         return 0;
1438 }
1439
1440 static int hdmi_pcm_close(struct hda_pcm_stream *hinfo,
1441                           struct hda_codec *codec,
1442                           struct snd_pcm_substream *substream)
1443 {
1444         struct hdmi_spec *spec = codec->spec;
1445         int cvt_idx, pin_idx;
1446         struct hdmi_spec_per_cvt *per_cvt;
1447         struct hdmi_spec_per_pin *per_pin;
1448
1449         if (hinfo->nid) {
1450                 cvt_idx = cvt_nid_to_cvt_index(spec, hinfo->nid);
1451                 if (snd_BUG_ON(cvt_idx < 0))
1452                         return -EINVAL;
1453                 per_cvt = &spec->cvts[cvt_idx];
1454
1455                 snd_BUG_ON(!per_cvt->assigned);
1456                 per_cvt->assigned = 0;
1457                 hinfo->nid = 0;
1458
1459                 pin_idx = hinfo_to_pin_index(spec, hinfo);
1460                 if (snd_BUG_ON(pin_idx < 0))
1461                         return -EINVAL;
1462                 per_pin = &spec->pins[pin_idx];
1463
1464                 snd_hda_spdif_ctls_unassign(codec, pin_idx);
1465                 per_pin->chmap_set = false;
1466                 memset(per_pin->chmap, 0, sizeof(per_pin->chmap));
1467         }
1468
1469         return 0;
1470 }
1471
1472 static const struct hda_pcm_ops generic_ops = {
1473         .open = hdmi_pcm_open,
1474         .close = hdmi_pcm_close,
1475         .prepare = generic_hdmi_playback_pcm_prepare,
1476         .cleanup = generic_hdmi_playback_pcm_cleanup,
1477 };
1478
1479 /*
1480  * ALSA API channel-map control callbacks
1481  */
1482 static int hdmi_chmap_ctl_info(struct snd_kcontrol *kcontrol,
1483                                struct snd_ctl_elem_info *uinfo)
1484 {
1485         struct snd_pcm_chmap *info = snd_kcontrol_chip(kcontrol);
1486         struct hda_codec *codec = info->private_data;
1487         struct hdmi_spec *spec = codec->spec;
1488         uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
1489         uinfo->count = spec->channels_max;
1490         uinfo->value.integer.min = 0;
1491         uinfo->value.integer.max = SNDRV_CHMAP_LAST;
1492         return 0;
1493 }
1494
1495 static int hdmi_chmap_ctl_tlv(struct snd_kcontrol *kcontrol, int op_flag,
1496                               unsigned int size, unsigned int __user *tlv)
1497 {
1498         struct snd_pcm_chmap *info = snd_kcontrol_chip(kcontrol);
1499         struct hda_codec *codec = info->private_data;
1500         struct hdmi_spec *spec = codec->spec;
1501         const unsigned int valid_mask =
1502                 FL | FR | RL | RR | LFE | FC | RLC | RRC;
1503         unsigned int __user *dst;
1504         int chs, count = 0;
1505
1506         if (size < 8)
1507                 return -ENOMEM;
1508         if (put_user(SNDRV_CTL_TLVT_CONTAINER, tlv))
1509                 return -EFAULT;
1510         size -= 8;
1511         dst = tlv + 2;
1512         for (chs = 2; chs <= spec->channels_max; chs++) {
1513                 int i, c;
1514                 struct cea_channel_speaker_allocation *cap;
1515                 cap = channel_allocations;
1516                 for (i = 0; i < ARRAY_SIZE(channel_allocations); i++, cap++) {
1517                         int chs_bytes = chs * 4;
1518                         if (cap->channels != chs)
1519                                 continue;
1520                         if (cap->spk_mask & ~valid_mask)
1521                                 continue;
1522                         if (size < 8)
1523                                 return -ENOMEM;
1524                         if (put_user(SNDRV_CTL_TLVT_CHMAP_VAR, dst) ||
1525                             put_user(chs_bytes, dst + 1))
1526                                 return -EFAULT;
1527                         dst += 2;
1528                         size -= 8;
1529                         count += 8;
1530                         if (size < chs_bytes)
1531                                 return -ENOMEM;
1532                         size -= chs_bytes;
1533                         count += chs_bytes;
1534                         for (c = 7; c >= 0; c--) {
1535                                 int spk = cap->speakers[c];
1536                                 if (!spk)
1537                                         continue;
1538                                 if (put_user(spk_to_chmap(spk), dst))
1539                                         return -EFAULT;
1540                                 dst++;
1541                         }
1542                 }
1543         }
1544         if (put_user(count, tlv + 1))
1545                 return -EFAULT;
1546         return 0;
1547 }
1548
1549 static int hdmi_chmap_ctl_get(struct snd_kcontrol *kcontrol,
1550                               struct snd_ctl_elem_value *ucontrol)
1551 {
1552         struct snd_pcm_chmap *info = snd_kcontrol_chip(kcontrol);
1553         struct hda_codec *codec = info->private_data;
1554         struct hdmi_spec *spec = codec->spec;
1555         int pin_idx = kcontrol->private_value;
1556         struct hdmi_spec_per_pin *per_pin = &spec->pins[pin_idx];
1557         int i;
1558
1559         for (i = 0; i < ARRAY_SIZE(per_pin->chmap); i++)
1560                 ucontrol->value.integer.value[i] = per_pin->chmap[i];
1561         return 0;
1562 }
1563
1564 static int hdmi_chmap_ctl_put(struct snd_kcontrol *kcontrol,
1565                               struct snd_ctl_elem_value *ucontrol)
1566 {
1567         struct snd_pcm_chmap *info = snd_kcontrol_chip(kcontrol);
1568         struct hda_codec *codec = info->private_data;
1569         struct hdmi_spec *spec = codec->spec;
1570         int pin_idx = kcontrol->private_value;
1571         struct hdmi_spec_per_pin *per_pin = &spec->pins[pin_idx];
1572         unsigned int ctl_idx;
1573         struct snd_pcm_substream *substream;
1574         unsigned char chmap[8];
1575         int i, ca, prepared = 0;
1576
1577         ctl_idx = snd_ctl_get_ioffidx(kcontrol, &ucontrol->id);
1578         substream = snd_pcm_chmap_substream(info, ctl_idx);
1579         if (!substream || !substream->runtime)
1580                 return 0; /* just for avoiding error from alsactl restore */
1581         switch (substream->runtime->status->state) {
1582         case SNDRV_PCM_STATE_OPEN:
1583         case SNDRV_PCM_STATE_SETUP:
1584                 break;
1585         case SNDRV_PCM_STATE_PREPARED:
1586                 prepared = 1;
1587                 break;
1588         default:
1589                 return -EBUSY;
1590         }
1591         memset(chmap, 0, sizeof(chmap));
1592         for (i = 0; i < ARRAY_SIZE(chmap); i++)
1593                 chmap[i] = ucontrol->value.integer.value[i];
1594         if (!memcmp(chmap, per_pin->chmap, sizeof(chmap)))
1595                 return 0;
1596         ca = hdmi_manual_channel_allocation(ARRAY_SIZE(chmap), chmap);
1597         if (ca < 0)
1598                 return -EINVAL;
1599         per_pin->chmap_set = true;
1600         memcpy(per_pin->chmap, chmap, sizeof(chmap));
1601         if (prepared)
1602                 hdmi_setup_audio_infoframe(codec, pin_idx, per_pin->non_pcm,
1603                                            substream);
1604
1605         return 0;
1606 }
1607
1608 static int generic_hdmi_build_pcms(struct hda_codec *codec)
1609 {
1610         struct hdmi_spec *spec = codec->spec;
1611         int pin_idx;
1612
1613         for (pin_idx = 0; pin_idx < spec->num_pins; pin_idx++) {
1614                 struct hda_pcm *info;
1615                 struct hda_pcm_stream *pstr;
1616
1617                 info = &spec->pcm_rec[pin_idx];
1618                 info->name = get_hdmi_pcm_name(pin_idx);
1619                 info->pcm_type = HDA_PCM_TYPE_HDMI;
1620                 info->own_chmap = true;
1621
1622                 pstr = &info->stream[SNDRV_PCM_STREAM_PLAYBACK];
1623                 pstr->substreams = 1;
1624                 pstr->ops = generic_ops;
1625                 /* other pstr fields are set in open */
1626         }
1627
1628         codec->num_pcms = spec->num_pins;
1629         codec->pcm_info = spec->pcm_rec;
1630
1631         return 0;
1632 }
1633
1634 static int generic_hdmi_build_jack(struct hda_codec *codec, int pin_idx)
1635 {
1636         char hdmi_str[32] = "HDMI/DP";
1637         struct hdmi_spec *spec = codec->spec;
1638         struct hdmi_spec_per_pin *per_pin = &spec->pins[pin_idx];
1639         int pcmdev = spec->pcm_rec[pin_idx].device;
1640
1641         if (pcmdev > 0)
1642                 sprintf(hdmi_str + strlen(hdmi_str), ",pcm=%d", pcmdev);
1643         if (!is_jack_detectable(codec, per_pin->pin_nid))
1644                 strncat(hdmi_str, " Phantom",
1645                         sizeof(hdmi_str) - strlen(hdmi_str) - 1);
1646
1647         return snd_hda_jack_add_kctl(codec, per_pin->pin_nid, hdmi_str, 0);
1648 }
1649
1650 static int generic_hdmi_build_controls(struct hda_codec *codec)
1651 {
1652         struct hdmi_spec *spec = codec->spec;
1653         int err;
1654         int pin_idx;
1655
1656         for (pin_idx = 0; pin_idx < spec->num_pins; pin_idx++) {
1657                 struct hdmi_spec_per_pin *per_pin = &spec->pins[pin_idx];
1658
1659                 err = generic_hdmi_build_jack(codec, pin_idx);
1660                 if (err < 0)
1661                         return err;
1662
1663                 err = snd_hda_create_dig_out_ctls(codec,
1664                                                   per_pin->pin_nid,
1665                                                   per_pin->mux_nids[0],
1666                                                   HDA_PCM_TYPE_HDMI);
1667                 if (err < 0)
1668                         return err;
1669                 snd_hda_spdif_ctls_unassign(codec, pin_idx);
1670
1671                 /* add control for ELD Bytes */
1672                 err = hdmi_create_eld_ctl(codec,
1673                                         pin_idx,
1674                                         spec->pcm_rec[pin_idx].device);
1675
1676                 if (err < 0)
1677                         return err;
1678
1679                 hdmi_present_sense(per_pin, 0);
1680         }
1681
1682         /* add channel maps */
1683         for (pin_idx = 0; pin_idx < spec->num_pins; pin_idx++) {
1684                 struct snd_pcm_chmap *chmap;
1685                 struct snd_kcontrol *kctl;
1686                 int i;
1687                 err = snd_pcm_add_chmap_ctls(codec->pcm_info[pin_idx].pcm,
1688                                              SNDRV_PCM_STREAM_PLAYBACK,
1689                                              NULL, 0, pin_idx, &chmap);
1690                 if (err < 0)
1691                         return err;
1692                 /* override handlers */
1693                 chmap->private_data = codec;
1694                 kctl = chmap->kctl;
1695                 for (i = 0; i < kctl->count; i++)
1696                         kctl->vd[i].access |= SNDRV_CTL_ELEM_ACCESS_WRITE;
1697                 kctl->info = hdmi_chmap_ctl_info;
1698                 kctl->get = hdmi_chmap_ctl_get;
1699                 kctl->put = hdmi_chmap_ctl_put;
1700                 kctl->tlv.c = hdmi_chmap_ctl_tlv;
1701         }
1702
1703         return 0;
1704 }
1705
1706 static int generic_hdmi_init_per_pins(struct hda_codec *codec)
1707 {
1708         struct hdmi_spec *spec = codec->spec;
1709         int pin_idx;
1710
1711         for (pin_idx = 0; pin_idx < spec->num_pins; pin_idx++) {
1712                 struct hdmi_spec_per_pin *per_pin = &spec->pins[pin_idx];
1713                 struct hdmi_eld *eld = &per_pin->sink_eld;
1714
1715                 per_pin->codec = codec;
1716                 mutex_init(&eld->lock);
1717                 INIT_DELAYED_WORK(&per_pin->work, hdmi_repoll_eld);
1718                 snd_hda_eld_proc_new(codec, eld, pin_idx);
1719         }
1720         return 0;
1721 }
1722
1723 static int generic_hdmi_init(struct hda_codec *codec)
1724 {
1725         struct hdmi_spec *spec = codec->spec;
1726         int pin_idx;
1727
1728         for (pin_idx = 0; pin_idx < spec->num_pins; pin_idx++) {
1729                 struct hdmi_spec_per_pin *per_pin = &spec->pins[pin_idx];
1730                 hda_nid_t pin_nid = per_pin->pin_nid;
1731
1732                 hdmi_init_pin(codec, pin_nid);
1733                 snd_hda_jack_detect_enable(codec, pin_nid, pin_nid);
1734         }
1735         return 0;
1736 }
1737
1738 static void generic_hdmi_free(struct hda_codec *codec)
1739 {
1740         struct hdmi_spec *spec = codec->spec;
1741         int pin_idx;
1742
1743         for (pin_idx = 0; pin_idx < spec->num_pins; pin_idx++) {
1744                 struct hdmi_spec_per_pin *per_pin = &spec->pins[pin_idx];
1745                 struct hdmi_eld *eld = &per_pin->sink_eld;
1746
1747                 cancel_delayed_work(&per_pin->work);
1748                 snd_hda_eld_proc_free(codec, eld);
1749         }
1750
1751         flush_workqueue(codec->bus->workq);
1752         kfree(spec);
1753 }
1754
1755 static const struct hda_codec_ops generic_hdmi_patch_ops = {
1756         .init                   = generic_hdmi_init,
1757         .free                   = generic_hdmi_free,
1758         .build_pcms             = generic_hdmi_build_pcms,
1759         .build_controls         = generic_hdmi_build_controls,
1760         .unsol_event            = hdmi_unsol_event,
1761 };
1762
1763
1764 static void intel_haswell_fixup_connect_list(struct hda_codec *codec,
1765                                              hda_nid_t nid)
1766 {
1767         struct hdmi_spec *spec = codec->spec;
1768         hda_nid_t conns[4];
1769         int nconns;
1770
1771         nconns = snd_hda_get_connections(codec, nid, conns, ARRAY_SIZE(conns));
1772         if (nconns == spec->num_cvts &&
1773             !memcmp(conns, spec->cvt_nids, spec->num_cvts * sizeof(hda_nid_t)))
1774                 return;
1775
1776         /* override pins connection list */
1777         snd_printdd("hdmi: haswell: override pin connection 0x%x\n", nid);
1778         snd_hda_override_conn_list(codec, nid, spec->num_cvts, spec->cvt_nids);
1779 }
1780
1781 #define INTEL_VENDOR_NID 0x08
1782 #define INTEL_GET_VENDOR_VERB 0xf81
1783 #define INTEL_SET_VENDOR_VERB 0x781
1784 #define INTEL_EN_DP12                   0x02 /* enable DP 1.2 features */
1785 #define INTEL_EN_ALL_PIN_CVTS   0x01 /* enable 2nd & 3rd pins and convertors */
1786
1787 static void intel_haswell_enable_all_pins(struct hda_codec *codec,
1788                                         const struct hda_fixup *fix, int action)
1789 {
1790         unsigned int vendor_param;
1791
1792         if (action != HDA_FIXUP_ACT_PRE_PROBE)
1793                 return;
1794         vendor_param = snd_hda_codec_read(codec, INTEL_VENDOR_NID, 0,
1795                                 INTEL_GET_VENDOR_VERB, 0);
1796         if (vendor_param == -1 || vendor_param & INTEL_EN_ALL_PIN_CVTS)
1797                 return;
1798
1799         vendor_param |= INTEL_EN_ALL_PIN_CVTS;
1800         vendor_param = snd_hda_codec_read(codec, INTEL_VENDOR_NID, 0,
1801                                 INTEL_SET_VENDOR_VERB, vendor_param);
1802         if (vendor_param == -1)
1803                 return;
1804
1805         snd_hda_codec_update_widgets(codec);
1806         return;
1807 }
1808
1809 static void intel_haswell_fixup_enable_dp12(struct hda_codec *codec)
1810 {
1811         unsigned int vendor_param;
1812
1813         vendor_param = snd_hda_codec_read(codec, INTEL_VENDOR_NID, 0,
1814                                 INTEL_GET_VENDOR_VERB, 0);
1815         if (vendor_param == -1 || vendor_param & INTEL_EN_DP12)
1816                 return;
1817
1818         /* enable DP1.2 mode */
1819         vendor_param |= INTEL_EN_DP12;
1820         snd_hda_codec_write_cache(codec, INTEL_VENDOR_NID, 0,
1821                                 INTEL_SET_VENDOR_VERB, vendor_param);
1822 }
1823
1824
1825
1826 /* available models for fixup */
1827 enum {
1828         INTEL_HASWELL,
1829 };
1830
1831 static const struct hda_model_fixup hdmi_models[] = {
1832         {.id = INTEL_HASWELL, .name = "Haswell"},
1833         {}
1834 };
1835
1836 static const struct snd_pci_quirk hdmi_fixup_tbl[] = {
1837         SND_PCI_QUIRK(0x8086, 0x2010, "Haswell", INTEL_HASWELL),
1838         {} /* terminator */
1839 };
1840
1841 static const struct hda_fixup hdmi_fixups[] = {
1842         [INTEL_HASWELL] = {
1843                 .type = HDA_FIXUP_FUNC,
1844                 .v.func = intel_haswell_enable_all_pins,
1845         },
1846 };
1847
1848
1849 static int patch_generic_hdmi(struct hda_codec *codec)
1850 {
1851         struct hdmi_spec *spec;
1852
1853         spec = kzalloc(sizeof(*spec), GFP_KERNEL);
1854         if (spec == NULL)
1855                 return -ENOMEM;
1856
1857         codec->spec = spec;
1858
1859         snd_hda_pick_fixup(codec, hdmi_models, hdmi_fixup_tbl, hdmi_fixups);
1860         snd_hda_apply_fixup(codec, HDA_FIXUP_ACT_PRE_PROBE);
1861
1862         if (codec->vendor_id == 0x80862807)
1863                 intel_haswell_fixup_enable_dp12(codec);
1864
1865         if (hdmi_parse_codec(codec) < 0) {
1866                 codec->spec = NULL;
1867                 kfree(spec);
1868                 return -EINVAL;
1869         }
1870         codec->patch_ops = generic_hdmi_patch_ops;
1871         generic_hdmi_init_per_pins(codec);
1872
1873         init_channel_allocations();
1874
1875         return 0;
1876 }
1877
1878 /*
1879  * Shared non-generic implementations
1880  */
1881
1882 static int simple_playback_build_pcms(struct hda_codec *codec)
1883 {
1884         struct hdmi_spec *spec = codec->spec;
1885         struct hda_pcm *info = spec->pcm_rec;
1886         unsigned int chans;
1887         struct hda_pcm_stream *pstr;
1888
1889         codec->num_pcms = 1;
1890         codec->pcm_info = info;
1891
1892         chans = get_wcaps(codec, spec->cvts[0].cvt_nid);
1893         chans = get_wcaps_channels(chans);
1894
1895         info->name = get_hdmi_pcm_name(0);
1896         info->pcm_type = HDA_PCM_TYPE_HDMI;
1897         pstr = &info->stream[SNDRV_PCM_STREAM_PLAYBACK];
1898         *pstr = spec->pcm_playback;
1899         pstr->nid = spec->cvts[0].cvt_nid;
1900         if (pstr->channels_max <= 2 && chans && chans <= 16)
1901                 pstr->channels_max = chans;
1902
1903         return 0;
1904 }
1905
1906 /* unsolicited event for jack sensing */
1907 static void simple_hdmi_unsol_event(struct hda_codec *codec,
1908                                     unsigned int res)
1909 {
1910         snd_hda_jack_set_dirty_all(codec);
1911         snd_hda_jack_report_sync(codec);
1912 }
1913
1914 /* generic_hdmi_build_jack can be used for simple_hdmi, too,
1915  * as long as spec->pins[] is set correctly
1916  */
1917 #define simple_hdmi_build_jack  generic_hdmi_build_jack
1918
1919 static int simple_playback_build_controls(struct hda_codec *codec)
1920 {
1921         struct hdmi_spec *spec = codec->spec;
1922         int err;
1923
1924         err = snd_hda_create_spdif_out_ctls(codec,
1925                                             spec->cvts[0].cvt_nid,
1926                                             spec->cvts[0].cvt_nid);
1927         if (err < 0)
1928                 return err;
1929         return simple_hdmi_build_jack(codec, 0);
1930 }
1931
1932 static int simple_playback_init(struct hda_codec *codec)
1933 {
1934         struct hdmi_spec *spec = codec->spec;
1935         hda_nid_t pin = spec->pins[0].pin_nid;
1936
1937         snd_hda_codec_write(codec, pin, 0,
1938                             AC_VERB_SET_PIN_WIDGET_CONTROL, PIN_OUT);
1939         /* some codecs require to unmute the pin */
1940         if (get_wcaps(codec, pin) & AC_WCAP_OUT_AMP)
1941                 snd_hda_codec_write(codec, pin, 0, AC_VERB_SET_AMP_GAIN_MUTE,
1942                                     AMP_OUT_UNMUTE);
1943         snd_hda_jack_detect_enable(codec, pin, pin);
1944         return 0;
1945 }
1946
1947 static void simple_playback_free(struct hda_codec *codec)
1948 {
1949         struct hdmi_spec *spec = codec->spec;
1950
1951         kfree(spec);
1952 }
1953
1954 /*
1955  * Nvidia specific implementations
1956  */
1957
1958 #define Nv_VERB_SET_Channel_Allocation          0xF79
1959 #define Nv_VERB_SET_Info_Frame_Checksum         0xF7A
1960 #define Nv_VERB_SET_Audio_Protection_On         0xF98
1961 #define Nv_VERB_SET_Audio_Protection_Off        0xF99
1962
1963 #define nvhdmi_master_con_nid_7x        0x04
1964 #define nvhdmi_master_pin_nid_7x        0x05
1965
1966 static const hda_nid_t nvhdmi_con_nids_7x[4] = {
1967         /*front, rear, clfe, rear_surr */
1968         0x6, 0x8, 0xa, 0xc,
1969 };
1970
1971 static const struct hda_verb nvhdmi_basic_init_7x_2ch[] = {
1972         /* set audio protect on */
1973         { 0x1, Nv_VERB_SET_Audio_Protection_On, 0x1},
1974         /* enable digital output on pin widget */
1975         { 0x5, AC_VERB_SET_PIN_WIDGET_CONTROL, PIN_OUT | 0x5 },
1976         {} /* terminator */
1977 };
1978
1979 static const struct hda_verb nvhdmi_basic_init_7x_8ch[] = {
1980         /* set audio protect on */
1981         { 0x1, Nv_VERB_SET_Audio_Protection_On, 0x1},
1982         /* enable digital output on pin widget */
1983         { 0x5, AC_VERB_SET_PIN_WIDGET_CONTROL, PIN_OUT | 0x5 },
1984         { 0x7, AC_VERB_SET_PIN_WIDGET_CONTROL, PIN_OUT | 0x5 },
1985         { 0x9, AC_VERB_SET_PIN_WIDGET_CONTROL, PIN_OUT | 0x5 },
1986         { 0xb, AC_VERB_SET_PIN_WIDGET_CONTROL, PIN_OUT | 0x5 },
1987         { 0xd, AC_VERB_SET_PIN_WIDGET_CONTROL, PIN_OUT | 0x5 },
1988         {} /* terminator */
1989 };
1990
1991 #ifdef LIMITED_RATE_FMT_SUPPORT
1992 /* support only the safe format and rate */
1993 #define SUPPORTED_RATES         SNDRV_PCM_RATE_48000
1994 #define SUPPORTED_MAXBPS        16
1995 #define SUPPORTED_FORMATS       SNDRV_PCM_FMTBIT_S16_LE
1996 #else
1997 /* support all rates and formats */
1998 #define SUPPORTED_RATES \
1999         (SNDRV_PCM_RATE_32000 | SNDRV_PCM_RATE_44100 | SNDRV_PCM_RATE_48000 |\
2000         SNDRV_PCM_RATE_88200 | SNDRV_PCM_RATE_96000 | SNDRV_PCM_RATE_176400 |\
2001          SNDRV_PCM_RATE_192000)
2002 #define SUPPORTED_MAXBPS        24
2003 #define SUPPORTED_FORMATS \
2004         (SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S32_LE)
2005 #endif
2006
2007 static int nvhdmi_7x_init_2ch(struct hda_codec *codec)
2008 {
2009         snd_hda_sequence_write(codec, nvhdmi_basic_init_7x_2ch);
2010         return 0;
2011 }
2012
2013 static int nvhdmi_7x_init_8ch(struct hda_codec *codec)
2014 {
2015         snd_hda_sequence_write(codec, nvhdmi_basic_init_7x_8ch);
2016         return 0;
2017 }
2018
2019 static unsigned int channels_2_6_8[] = {
2020         2, 6, 8
2021 };
2022
2023 static unsigned int channels_2_8[] = {
2024         2, 8
2025 };
2026
2027 static struct snd_pcm_hw_constraint_list hw_constraints_2_6_8_channels = {
2028         .count = ARRAY_SIZE(channels_2_6_8),
2029         .list = channels_2_6_8,
2030         .mask = 0,
2031 };
2032
2033 static struct snd_pcm_hw_constraint_list hw_constraints_2_8_channels = {
2034         .count = ARRAY_SIZE(channels_2_8),
2035         .list = channels_2_8,
2036         .mask = 0,
2037 };
2038
2039 static int simple_playback_pcm_open(struct hda_pcm_stream *hinfo,
2040                                     struct hda_codec *codec,
2041                                     struct snd_pcm_substream *substream)
2042 {
2043         struct hdmi_spec *spec = codec->spec;
2044         struct snd_pcm_hw_constraint_list *hw_constraints_channels = NULL;
2045
2046         switch (codec->preset->id) {
2047         case 0x10de0002:
2048         case 0x10de0003:
2049         case 0x10de0005:
2050         case 0x10de0006:
2051                 hw_constraints_channels = &hw_constraints_2_8_channels;
2052                 break;
2053         case 0x10de0007:
2054                 hw_constraints_channels = &hw_constraints_2_6_8_channels;
2055                 break;
2056         default:
2057                 break;
2058         }
2059
2060         if (hw_constraints_channels != NULL) {
2061                 snd_pcm_hw_constraint_list(substream->runtime, 0,
2062                                 SNDRV_PCM_HW_PARAM_CHANNELS,
2063                                 hw_constraints_channels);
2064         } else {
2065                 snd_pcm_hw_constraint_step(substream->runtime, 0,
2066                                            SNDRV_PCM_HW_PARAM_CHANNELS, 2);
2067         }
2068
2069         return snd_hda_multi_out_dig_open(codec, &spec->multiout);
2070 }
2071
2072 static int simple_playback_pcm_close(struct hda_pcm_stream *hinfo,
2073                                      struct hda_codec *codec,
2074                                      struct snd_pcm_substream *substream)
2075 {
2076         struct hdmi_spec *spec = codec->spec;
2077         return snd_hda_multi_out_dig_close(codec, &spec->multiout);
2078 }
2079
2080 static int simple_playback_pcm_prepare(struct hda_pcm_stream *hinfo,
2081                                        struct hda_codec *codec,
2082                                        unsigned int stream_tag,
2083                                        unsigned int format,
2084                                        struct snd_pcm_substream *substream)
2085 {
2086         struct hdmi_spec *spec = codec->spec;
2087         return snd_hda_multi_out_dig_prepare(codec, &spec->multiout,
2088                                              stream_tag, format, substream);
2089 }
2090
2091 static const struct hda_pcm_stream simple_pcm_playback = {
2092         .substreams = 1,
2093         .channels_min = 2,
2094         .channels_max = 2,
2095         .ops = {
2096                 .open = simple_playback_pcm_open,
2097                 .close = simple_playback_pcm_close,
2098                 .prepare = simple_playback_pcm_prepare
2099         },
2100 };
2101
2102 static const struct hda_codec_ops simple_hdmi_patch_ops = {
2103         .build_controls = simple_playback_build_controls,
2104         .build_pcms = simple_playback_build_pcms,
2105         .init = simple_playback_init,
2106         .free = simple_playback_free,
2107         .unsol_event = simple_hdmi_unsol_event,
2108 };
2109
2110 static int patch_simple_hdmi(struct hda_codec *codec,
2111                              hda_nid_t cvt_nid, hda_nid_t pin_nid)
2112 {
2113         struct hdmi_spec *spec;
2114
2115         spec = kzalloc(sizeof(*spec), GFP_KERNEL);
2116         if (!spec)
2117                 return -ENOMEM;
2118
2119         codec->spec = spec;
2120
2121         spec->multiout.num_dacs = 0;  /* no analog */
2122         spec->multiout.max_channels = 2;
2123         spec->multiout.dig_out_nid = cvt_nid;
2124         spec->num_cvts = 1;
2125         spec->num_pins = 1;
2126         spec->cvts[0].cvt_nid = cvt_nid;
2127         spec->pins[0].pin_nid = pin_nid;
2128         spec->pcm_playback = simple_pcm_playback;
2129
2130         codec->patch_ops = simple_hdmi_patch_ops;
2131
2132         return 0;
2133 }
2134
2135 static void nvhdmi_8ch_7x_set_info_frame_parameters(struct hda_codec *codec,
2136                                                     int channels)
2137 {
2138         unsigned int chanmask;
2139         int chan = channels ? (channels - 1) : 1;
2140
2141         switch (channels) {
2142         default:
2143         case 0:
2144         case 2:
2145                 chanmask = 0x00;
2146                 break;
2147         case 4:
2148                 chanmask = 0x08;
2149                 break;
2150         case 6:
2151                 chanmask = 0x0b;
2152                 break;
2153         case 8:
2154                 chanmask = 0x13;
2155                 break;
2156         }
2157
2158         /* Set the audio infoframe channel allocation and checksum fields.  The
2159          * channel count is computed implicitly by the hardware. */
2160         snd_hda_codec_write(codec, 0x1, 0,
2161                         Nv_VERB_SET_Channel_Allocation, chanmask);
2162
2163         snd_hda_codec_write(codec, 0x1, 0,
2164                         Nv_VERB_SET_Info_Frame_Checksum,
2165                         (0x71 - chan - chanmask));
2166 }
2167
2168 static int nvhdmi_8ch_7x_pcm_close(struct hda_pcm_stream *hinfo,
2169                                    struct hda_codec *codec,
2170                                    struct snd_pcm_substream *substream)
2171 {
2172         struct hdmi_spec *spec = codec->spec;
2173         int i;
2174
2175         snd_hda_codec_write(codec, nvhdmi_master_con_nid_7x,
2176                         0, AC_VERB_SET_CHANNEL_STREAMID, 0);
2177         for (i = 0; i < 4; i++) {
2178                 /* set the stream id */
2179                 snd_hda_codec_write(codec, nvhdmi_con_nids_7x[i], 0,
2180                                 AC_VERB_SET_CHANNEL_STREAMID, 0);
2181                 /* set the stream format */
2182                 snd_hda_codec_write(codec, nvhdmi_con_nids_7x[i], 0,
2183                                 AC_VERB_SET_STREAM_FORMAT, 0);
2184         }
2185
2186         /* The audio hardware sends a channel count of 0x7 (8ch) when all the
2187          * streams are disabled. */
2188         nvhdmi_8ch_7x_set_info_frame_parameters(codec, 8);
2189
2190         return snd_hda_multi_out_dig_close(codec, &spec->multiout);
2191 }
2192
2193 static int nvhdmi_8ch_7x_pcm_prepare(struct hda_pcm_stream *hinfo,
2194                                      struct hda_codec *codec,
2195                                      unsigned int stream_tag,
2196                                      unsigned int format,
2197                                      struct snd_pcm_substream *substream)
2198 {
2199         int chs;
2200         unsigned int dataDCC2, channel_id;
2201         int i;
2202         struct hdmi_spec *spec = codec->spec;
2203         struct hda_spdif_out *spdif;
2204
2205         mutex_lock(&codec->spdif_mutex);
2206         spdif = snd_hda_spdif_out_of_nid(codec, spec->cvts[0].cvt_nid);
2207
2208         chs = substream->runtime->channels;
2209
2210         dataDCC2 = 0x2;
2211
2212         /* turn off SPDIF once; otherwise the IEC958 bits won't be updated */
2213         if (codec->spdif_status_reset && (spdif->ctls & AC_DIG1_ENABLE))
2214                 snd_hda_codec_write(codec,
2215                                 nvhdmi_master_con_nid_7x,
2216                                 0,
2217                                 AC_VERB_SET_DIGI_CONVERT_1,
2218                                 spdif->ctls & ~AC_DIG1_ENABLE & 0xff);
2219
2220         /* set the stream id */
2221         snd_hda_codec_write(codec, nvhdmi_master_con_nid_7x, 0,
2222                         AC_VERB_SET_CHANNEL_STREAMID, (stream_tag << 4) | 0x0);
2223
2224         /* set the stream format */
2225         snd_hda_codec_write(codec, nvhdmi_master_con_nid_7x, 0,
2226                         AC_VERB_SET_STREAM_FORMAT, format);
2227
2228         /* turn on again (if needed) */
2229         /* enable and set the channel status audio/data flag */
2230         if (codec->spdif_status_reset && (spdif->ctls & AC_DIG1_ENABLE)) {
2231                 snd_hda_codec_write(codec,
2232                                 nvhdmi_master_con_nid_7x,
2233                                 0,
2234                                 AC_VERB_SET_DIGI_CONVERT_1,
2235                                 spdif->ctls & 0xff);
2236                 snd_hda_codec_write(codec,
2237                                 nvhdmi_master_con_nid_7x,
2238                                 0,
2239                                 AC_VERB_SET_DIGI_CONVERT_2, dataDCC2);
2240         }
2241
2242         for (i = 0; i < 4; i++) {
2243                 if (chs == 2)
2244                         channel_id = 0;
2245                 else
2246                         channel_id = i * 2;
2247
2248                 /* turn off SPDIF once;
2249                  *otherwise the IEC958 bits won't be updated
2250                  */
2251                 if (codec->spdif_status_reset &&
2252                 (spdif->ctls & AC_DIG1_ENABLE))
2253                         snd_hda_codec_write(codec,
2254                                 nvhdmi_con_nids_7x[i],
2255                                 0,
2256                                 AC_VERB_SET_DIGI_CONVERT_1,
2257                                 spdif->ctls & ~AC_DIG1_ENABLE & 0xff);
2258                 /* set the stream id */
2259                 snd_hda_codec_write(codec,
2260                                 nvhdmi_con_nids_7x[i],
2261                                 0,
2262                                 AC_VERB_SET_CHANNEL_STREAMID,
2263                                 (stream_tag << 4) | channel_id);
2264                 /* set the stream format */
2265                 snd_hda_codec_write(codec,
2266                                 nvhdmi_con_nids_7x[i],
2267                                 0,
2268                                 AC_VERB_SET_STREAM_FORMAT,
2269                                 format);
2270                 /* turn on again (if needed) */
2271                 /* enable and set the channel status audio/data flag */
2272                 if (codec->spdif_status_reset &&
2273                 (spdif->ctls & AC_DIG1_ENABLE)) {
2274                         snd_hda_codec_write(codec,
2275                                         nvhdmi_con_nids_7x[i],
2276                                         0,
2277                                         AC_VERB_SET_DIGI_CONVERT_1,
2278                                         spdif->ctls & 0xff);
2279                         snd_hda_codec_write(codec,
2280                                         nvhdmi_con_nids_7x[i],
2281                                         0,
2282                                         AC_VERB_SET_DIGI_CONVERT_2, dataDCC2);
2283                 }
2284         }
2285
2286         nvhdmi_8ch_7x_set_info_frame_parameters(codec, chs);
2287
2288         mutex_unlock(&codec->spdif_mutex);
2289         return 0;
2290 }
2291
2292 static const struct hda_pcm_stream nvhdmi_pcm_playback_8ch_7x = {
2293         .substreams = 1,
2294         .channels_min = 2,
2295         .channels_max = 8,
2296         .nid = nvhdmi_master_con_nid_7x,
2297         .rates = SUPPORTED_RATES,
2298         .maxbps = SUPPORTED_MAXBPS,
2299         .formats = SUPPORTED_FORMATS,
2300         .ops = {
2301                 .open = simple_playback_pcm_open,
2302                 .close = nvhdmi_8ch_7x_pcm_close,
2303                 .prepare = nvhdmi_8ch_7x_pcm_prepare
2304         },
2305 };
2306
2307 static int patch_nvhdmi_2ch(struct hda_codec *codec)
2308 {
2309         struct hdmi_spec *spec;
2310         int err = patch_simple_hdmi(codec, nvhdmi_master_con_nid_7x,
2311                                     nvhdmi_master_pin_nid_7x);
2312         if (err < 0)
2313                 return err;
2314
2315         codec->patch_ops.init = nvhdmi_7x_init_2ch;
2316         /* override the PCM rates, etc, as the codec doesn't give full list */
2317         spec = codec->spec;
2318         spec->pcm_playback.rates = SUPPORTED_RATES;
2319         spec->pcm_playback.maxbps = SUPPORTED_MAXBPS;
2320         spec->pcm_playback.formats = SUPPORTED_FORMATS;
2321         return 0;
2322 }
2323
2324 static int nvhdmi_7x_8ch_build_pcms(struct hda_codec *codec)
2325 {
2326         struct hdmi_spec *spec = codec->spec;
2327         int err = simple_playback_build_pcms(codec);
2328         spec->pcm_rec[0].own_chmap = true;
2329         return err;
2330 }
2331
2332 static int nvhdmi_7x_8ch_build_controls(struct hda_codec *codec)
2333 {
2334         struct hdmi_spec *spec = codec->spec;
2335         struct snd_pcm_chmap *chmap;
2336         int err;
2337
2338         err = simple_playback_build_controls(codec);
2339         if (err < 0)
2340                 return err;
2341
2342         /* add channel maps */
2343         err = snd_pcm_add_chmap_ctls(spec->pcm_rec[0].pcm,
2344                                      SNDRV_PCM_STREAM_PLAYBACK,
2345                                      snd_pcm_alt_chmaps, 8, 0, &chmap);
2346         if (err < 0)
2347                 return err;
2348         switch (codec->preset->id) {
2349         case 0x10de0002:
2350         case 0x10de0003:
2351         case 0x10de0005:
2352         case 0x10de0006:
2353                 chmap->channel_mask = (1U << 2) | (1U << 8);
2354                 break;
2355         case 0x10de0007:
2356                 chmap->channel_mask = (1U << 2) | (1U << 6) | (1U << 8);
2357         }
2358         return 0;
2359 }
2360
2361 static int patch_nvhdmi_8ch_7x(struct hda_codec *codec)
2362 {
2363         struct hdmi_spec *spec;
2364         int err = patch_nvhdmi_2ch(codec);
2365         if (err < 0)
2366                 return err;
2367         spec = codec->spec;
2368         spec->multiout.max_channels = 8;
2369         spec->pcm_playback = nvhdmi_pcm_playback_8ch_7x;
2370         codec->patch_ops.init = nvhdmi_7x_init_8ch;
2371         codec->patch_ops.build_pcms = nvhdmi_7x_8ch_build_pcms;
2372         codec->patch_ops.build_controls = nvhdmi_7x_8ch_build_controls;
2373
2374         /* Initialize the audio infoframe channel mask and checksum to something
2375          * valid */
2376         nvhdmi_8ch_7x_set_info_frame_parameters(codec, 8);
2377
2378         return 0;
2379 }
2380
2381 /*
2382  * ATI-specific implementations
2383  *
2384  * FIXME: we may omit the whole this and use the generic code once after
2385  * it's confirmed to work.
2386  */
2387
2388 #define ATIHDMI_CVT_NID         0x02    /* audio converter */
2389 #define ATIHDMI_PIN_NID         0x03    /* HDMI output pin */
2390
2391 static int atihdmi_playback_pcm_prepare(struct hda_pcm_stream *hinfo,
2392                                         struct hda_codec *codec,
2393                                         unsigned int stream_tag,
2394                                         unsigned int format,
2395                                         struct snd_pcm_substream *substream)
2396 {
2397         struct hdmi_spec *spec = codec->spec;
2398         int chans = substream->runtime->channels;
2399         int i, err;
2400
2401         err = simple_playback_pcm_prepare(hinfo, codec, stream_tag, format,
2402                                           substream);
2403         if (err < 0)
2404                 return err;
2405         snd_hda_codec_write(codec, spec->cvts[0].cvt_nid, 0,
2406                             AC_VERB_SET_CVT_CHAN_COUNT, chans - 1);
2407         /* FIXME: XXX */
2408         for (i = 0; i < chans; i++) {
2409                 snd_hda_codec_write(codec, spec->cvts[0].cvt_nid, 0,
2410                                     AC_VERB_SET_HDMI_CHAN_SLOT,
2411                                     (i << 4) | i);
2412         }
2413         return 0;
2414 }
2415
2416 static int patch_atihdmi(struct hda_codec *codec)
2417 {
2418         struct hdmi_spec *spec;
2419         int err = patch_simple_hdmi(codec, ATIHDMI_CVT_NID, ATIHDMI_PIN_NID);
2420         if (err < 0)
2421                 return err;
2422         spec = codec->spec;
2423         spec->pcm_playback.ops.prepare = atihdmi_playback_pcm_prepare;
2424         return 0;
2425 }
2426
2427 /* VIA HDMI Implementation */
2428 #define VIAHDMI_CVT_NID 0x02    /* audio converter1 */
2429 #define VIAHDMI_PIN_NID 0x03    /* HDMI output pin1 */
2430
2431 static int patch_via_hdmi(struct hda_codec *codec)
2432 {
2433         return patch_simple_hdmi(codec, VIAHDMI_CVT_NID, VIAHDMI_PIN_NID);
2434 }
2435
2436 /*
2437  * patch entries
2438  */
2439 static const struct hda_codec_preset snd_hda_preset_hdmi[] = {
2440 { .id = 0x1002793c, .name = "RS600 HDMI",       .patch = patch_atihdmi },
2441 { .id = 0x10027919, .name = "RS600 HDMI",       .patch = patch_atihdmi },
2442 { .id = 0x1002791a, .name = "RS690/780 HDMI",   .patch = patch_atihdmi },
2443 { .id = 0x1002aa01, .name = "R6xx HDMI",        .patch = patch_generic_hdmi },
2444 { .id = 0x10951390, .name = "SiI1390 HDMI",     .patch = patch_generic_hdmi },
2445 { .id = 0x10951392, .name = "SiI1392 HDMI",     .patch = patch_generic_hdmi },
2446 { .id = 0x17e80047, .name = "Chrontel HDMI",    .patch = patch_generic_hdmi },
2447 { .id = 0x10de0002, .name = "MCP77/78 HDMI",    .patch = patch_nvhdmi_8ch_7x },
2448 { .id = 0x10de0003, .name = "MCP77/78 HDMI",    .patch = patch_nvhdmi_8ch_7x },
2449 { .id = 0x10de0005, .name = "MCP77/78 HDMI",    .patch = patch_nvhdmi_8ch_7x },
2450 { .id = 0x10de0006, .name = "MCP77/78 HDMI",    .patch = patch_nvhdmi_8ch_7x },
2451 { .id = 0x10de0007, .name = "MCP79/7A HDMI",    .patch = patch_nvhdmi_8ch_7x },
2452 { .id = 0x10de000a, .name = "GPU 0a HDMI/DP",   .patch = patch_generic_hdmi },
2453 { .id = 0x10de000b, .name = "GPU 0b HDMI/DP",   .patch = patch_generic_hdmi },
2454 { .id = 0x10de000c, .name = "MCP89 HDMI",       .patch = patch_generic_hdmi },
2455 { .id = 0x10de000d, .name = "GPU 0d HDMI/DP",   .patch = patch_generic_hdmi },
2456 { .id = 0x10de0010, .name = "GPU 10 HDMI/DP",   .patch = patch_generic_hdmi },
2457 { .id = 0x10de0011, .name = "GPU 11 HDMI/DP",   .patch = patch_generic_hdmi },
2458 { .id = 0x10de0012, .name = "GPU 12 HDMI/DP",   .patch = patch_generic_hdmi },
2459 { .id = 0x10de0013, .name = "GPU 13 HDMI/DP",   .patch = patch_generic_hdmi },
2460 { .id = 0x10de0014, .name = "GPU 14 HDMI/DP",   .patch = patch_generic_hdmi },
2461 { .id = 0x10de0015, .name = "GPU 15 HDMI/DP",   .patch = patch_generic_hdmi },
2462 { .id = 0x10de0016, .name = "GPU 16 HDMI/DP",   .patch = patch_generic_hdmi },
2463 /* 17 is known to be absent */
2464 { .id = 0x10de0018, .name = "GPU 18 HDMI/DP",   .patch = patch_generic_hdmi },
2465 { .id = 0x10de0019, .name = "GPU 19 HDMI/DP",   .patch = patch_generic_hdmi },
2466 { .id = 0x10de001a, .name = "GPU 1a HDMI/DP",   .patch = patch_generic_hdmi },
2467 { .id = 0x10de001b, .name = "GPU 1b HDMI/DP",   .patch = patch_generic_hdmi },
2468 { .id = 0x10de001c, .name = "GPU 1c HDMI/DP",   .patch = patch_generic_hdmi },
2469 { .id = 0x10de0040, .name = "GPU 40 HDMI/DP",   .patch = patch_generic_hdmi },
2470 { .id = 0x10de0041, .name = "GPU 41 HDMI/DP",   .patch = patch_generic_hdmi },
2471 { .id = 0x10de0042, .name = "GPU 42 HDMI/DP",   .patch = patch_generic_hdmi },
2472 { .id = 0x10de0043, .name = "GPU 43 HDMI/DP",   .patch = patch_generic_hdmi },
2473 { .id = 0x10de0044, .name = "GPU 44 HDMI/DP",   .patch = patch_generic_hdmi },
2474 { .id = 0x10de0051, .name = "GPU 51 HDMI/DP",   .patch = patch_generic_hdmi },
2475 { .id = 0x10de0067, .name = "MCP67 HDMI",       .patch = patch_nvhdmi_2ch },
2476 { .id = 0x10de8001, .name = "MCP73 HDMI",       .patch = patch_nvhdmi_2ch },
2477 { .id = 0x11069f80, .name = "VX900 HDMI/DP",    .patch = patch_via_hdmi },
2478 { .id = 0x11069f81, .name = "VX900 HDMI/DP",    .patch = patch_via_hdmi },
2479 { .id = 0x11069f84, .name = "VX11 HDMI/DP",     .patch = patch_generic_hdmi },
2480 { .id = 0x11069f85, .name = "VX11 HDMI/DP",     .patch = patch_generic_hdmi },
2481 { .id = 0x80860054, .name = "IbexPeak HDMI",    .patch = patch_generic_hdmi },
2482 { .id = 0x80862801, .name = "Bearlake HDMI",    .patch = patch_generic_hdmi },
2483 { .id = 0x80862802, .name = "Cantiga HDMI",     .patch = patch_generic_hdmi },
2484 { .id = 0x80862803, .name = "Eaglelake HDMI",   .patch = patch_generic_hdmi },
2485 { .id = 0x80862804, .name = "IbexPeak HDMI",    .patch = patch_generic_hdmi },
2486 { .id = 0x80862805, .name = "CougarPoint HDMI", .patch = patch_generic_hdmi },
2487 { .id = 0x80862806, .name = "PantherPoint HDMI", .patch = patch_generic_hdmi },
2488 { .id = 0x80862807, .name = "Haswell HDMI",     .patch = patch_generic_hdmi },
2489 { .id = 0x80862880, .name = "CedarTrail HDMI",  .patch = patch_generic_hdmi },
2490 { .id = 0x808629fb, .name = "Crestline HDMI",   .patch = patch_generic_hdmi },
2491 {} /* terminator */
2492 };
2493
2494 MODULE_ALIAS("snd-hda-codec-id:1002793c");
2495 MODULE_ALIAS("snd-hda-codec-id:10027919");
2496 MODULE_ALIAS("snd-hda-codec-id:1002791a");
2497 MODULE_ALIAS("snd-hda-codec-id:1002aa01");
2498 MODULE_ALIAS("snd-hda-codec-id:10951390");
2499 MODULE_ALIAS("snd-hda-codec-id:10951392");
2500 MODULE_ALIAS("snd-hda-codec-id:10de0002");
2501 MODULE_ALIAS("snd-hda-codec-id:10de0003");
2502 MODULE_ALIAS("snd-hda-codec-id:10de0005");
2503 MODULE_ALIAS("snd-hda-codec-id:10de0006");
2504 MODULE_ALIAS("snd-hda-codec-id:10de0007");
2505 MODULE_ALIAS("snd-hda-codec-id:10de000a");
2506 MODULE_ALIAS("snd-hda-codec-id:10de000b");
2507 MODULE_ALIAS("snd-hda-codec-id:10de000c");
2508 MODULE_ALIAS("snd-hda-codec-id:10de000d");
2509 MODULE_ALIAS("snd-hda-codec-id:10de0010");
2510 MODULE_ALIAS("snd-hda-codec-id:10de0011");
2511 MODULE_ALIAS("snd-hda-codec-id:10de0012");
2512 MODULE_ALIAS("snd-hda-codec-id:10de0013");
2513 MODULE_ALIAS("snd-hda-codec-id:10de0014");
2514 MODULE_ALIAS("snd-hda-codec-id:10de0015");
2515 MODULE_ALIAS("snd-hda-codec-id:10de0016");
2516 MODULE_ALIAS("snd-hda-codec-id:10de0018");
2517 MODULE_ALIAS("snd-hda-codec-id:10de0019");
2518 MODULE_ALIAS("snd-hda-codec-id:10de001a");
2519 MODULE_ALIAS("snd-hda-codec-id:10de001b");
2520 MODULE_ALIAS("snd-hda-codec-id:10de001c");
2521 MODULE_ALIAS("snd-hda-codec-id:10de0040");
2522 MODULE_ALIAS("snd-hda-codec-id:10de0041");
2523 MODULE_ALIAS("snd-hda-codec-id:10de0042");
2524 MODULE_ALIAS("snd-hda-codec-id:10de0043");
2525 MODULE_ALIAS("snd-hda-codec-id:10de0044");
2526 MODULE_ALIAS("snd-hda-codec-id:10de0051");
2527 MODULE_ALIAS("snd-hda-codec-id:10de0067");
2528 MODULE_ALIAS("snd-hda-codec-id:10de8001");
2529 MODULE_ALIAS("snd-hda-codec-id:11069f80");
2530 MODULE_ALIAS("snd-hda-codec-id:11069f81");
2531 MODULE_ALIAS("snd-hda-codec-id:11069f84");
2532 MODULE_ALIAS("snd-hda-codec-id:11069f85");
2533 MODULE_ALIAS("snd-hda-codec-id:17e80047");
2534 MODULE_ALIAS("snd-hda-codec-id:80860054");
2535 MODULE_ALIAS("snd-hda-codec-id:80862801");
2536 MODULE_ALIAS("snd-hda-codec-id:80862802");
2537 MODULE_ALIAS("snd-hda-codec-id:80862803");
2538 MODULE_ALIAS("snd-hda-codec-id:80862804");
2539 MODULE_ALIAS("snd-hda-codec-id:80862805");
2540 MODULE_ALIAS("snd-hda-codec-id:80862806");
2541 MODULE_ALIAS("snd-hda-codec-id:80862807");
2542 MODULE_ALIAS("snd-hda-codec-id:80862880");
2543 MODULE_ALIAS("snd-hda-codec-id:808629fb");
2544
2545 MODULE_LICENSE("GPL");
2546 MODULE_DESCRIPTION("HDMI HD-audio codec");
2547 MODULE_ALIAS("snd-hda-codec-intelhdmi");
2548 MODULE_ALIAS("snd-hda-codec-nvhdmi");
2549 MODULE_ALIAS("snd-hda-codec-atihdmi");
2550
2551 static struct hda_codec_preset_list intel_list = {
2552         .preset = snd_hda_preset_hdmi,
2553         .owner = THIS_MODULE,
2554 };
2555
2556 static int __init patch_hdmi_init(void)
2557 {
2558         return snd_hda_add_codec_preset(&intel_list);
2559 }
2560
2561 static void __exit patch_hdmi_exit(void)
2562 {
2563         snd_hda_delete_codec_preset(&intel_list);
2564 }
2565
2566 module_init(patch_hdmi_init)
2567 module_exit(patch_hdmi_exit)