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 struct hdmi_spec_per_cvt {
  48         hda_nid_t cvt_nid;
  49         int assigned;
  50         unsigned int channels_min;
  51         unsigned int channels_max;
  52         u32 rates;
  53         u64 formats;
  54         unsigned int maxbps;
  55 };
  56
  57 /* max. connections to a widget */
  58 #define HDA_MAX_CONNECTIONS     32
  59
  60 struct hdmi_spec_per_pin {
  61         hda_nid_t pin_nid;
  62         int num_mux_nids;
  63         hda_nid_t mux_nids[HDA_MAX_CONNECTIONS];
  64
  65         struct hda_codec *codec;
  66         struct hdmi_eld sink_eld;
  67         struct delayed_work work;
  68         struct snd_kcontrol *eld_ctl;
  69         int repoll_count;
  70         bool non_pcm;
  71         bool chmap_set;         /* channel-map override by ALSA API? */
  72         unsigned char chmap[8]; /* ALSA API channel-map */
  73         char pcm_name[8];       /* filled in build_pcm callbacks */
  74 };
  75
  76 struct hdmi_spec {
  77         int num_cvts;
  78         struct snd_array cvts; /* struct hdmi_spec_per_cvt */
  79         hda_nid_t cvt_nids[4]; /* only for haswell fix */
  80
  81         int num_pins;
  82         struct snd_array pins; /* struct hdmi_spec_per_pin */
  83         struct snd_array pcm_rec; /* struct hda_pcm */
  84         unsigned int channels_max; /* max over all cvts */
  85
  86         struct hdmi_eld temp_eld;
  87         /*
  88          * Non-generic ATI/NVIDIA specific
  89          */
  90         struct hda_multi_out multiout;
  91         struct hda_pcm_stream pcm_playback;
  92 };
  93
  94
  95 struct hdmi_audio_infoframe {
  96         u8 type; /* 0x84 */
  97         u8 ver;  /* 0x01 */
  98         u8 len;  /* 0x0a */
  99
 100         u8 checksum;
 101
 102         u8 CC02_CT47;   /* CC in bits 0:2, CT in 4:7 */
 103         u8 SS01_SF24;
 104         u8 CXT04;
 105         u8 CA;
 106         u8 LFEPBL01_LSV36_DM_INH7;
 107 };
 108
 109 struct dp_audio_infoframe {
 110         u8 type; /* 0x84 */
 111         u8 len;  /* 0x1b */
 112         u8 ver;  /* 0x11 << 2 */
 113
 114         u8 CC02_CT47;   /* match with HDMI infoframe from this on */
 115         u8 SS01_SF24;
 116         u8 CXT04;
 117         u8 CA;
 118         u8 LFEPBL01_LSV36_DM_INH7;
 119 };
 120
 121 union audio_infoframe {
 122         struct hdmi_audio_infoframe hdmi;
 123         struct dp_audio_infoframe dp;
 124         u8 bytes[0];
 125 };
 126
 127 /*
 128  * CEA speaker placement:
 129  *
 130  *        FLH       FCH        FRH
 131  *  FLW    FL  FLC   FC   FRC   FR   FRW
 132  *
 133  *                                  LFE
 134  *                     TC
 135  *
 136  *          RL  RLC   RC   RRC   RR
 137  *
 138  * The Left/Right Surround channel _notions_ LS/RS in SMPTE 320M corresponds to
 139  * CEA RL/RR; The SMPTE channel _assignment_ C/LFE is swapped to CEA LFE/FC.
 140  */
 141 enum cea_speaker_placement {
 142         FL  = (1 <<  0),        /* Front Left           */
 143         FC  = (1 <<  1),        /* Front Center         */
 144         FR  = (1 <<  2),        /* Front Right          */
 145         FLC = (1 <<  3),        /* Front Left Center    */
 146         FRC = (1 <<  4),        /* Front Right Center   */
 147         RL  = (1 <<  5),        /* Rear Left            */
 148         RC  = (1 <<  6),        /* Rear Center          */
 149         RR  = (1 <<  7),        /* Rear Right           */
 150         RLC = (1 <<  8),        /* Rear Left Center     */
 151         RRC = (1 <<  9),        /* Rear Right Center    */
 152         LFE = (1 << 10),        /* Low Frequency Effect */
 153         FLW = (1 << 11),        /* Front Left Wide      */
 154         FRW = (1 << 12),        /* Front Right Wide     */
 155         FLH = (1 << 13),        /* Front Left High      */
 156         FCH = (1 << 14),        /* Front Center High    */
 157         FRH = (1 << 15),        /* Front Right High     */
 158         TC  = (1 << 16),        /* Top Center           */
 159 };
 160
 161 /*
 162  * ELD SA bits in the CEA Speaker Allocation data block
 163  */
 164 static int eld_speaker_allocation_bits[] = {
 165         [0] = FL | FR,
 166         [1] = LFE,
 167         [2] = FC,
 168         [3] = RL | RR,
 169         [4] = RC,
 170         [5] = FLC | FRC,
 171         [6] = RLC | RRC,
 172         /* the following are not defined in ELD yet */
 173         [7] = FLW | FRW,
 174         [8] = FLH | FRH,
 175         [9] = TC,
 176         [10] = FCH,
 177 };
 178
 179 struct cea_channel_speaker_allocation {
 180         int ca_index;
 181         int speakers[8];
 182
 183         /* derived values, just for convenience */
 184         int channels;
 185         int spk_mask;
 186 };
 187
 188 /*
 189  * ALSA sequence is:
 190  *
 191  *       surround40   surround41   surround50   surround51   surround71
 192  * ch0   front left   =            =            =            =
 193  * ch1   front right  =            =            =            =
 194  * ch2   rear left    =            =            =            =
 195  * ch3   rear right   =            =            =            =
 196  * ch4                LFE          center       center       center
 197  * ch5                                          LFE          LFE
 198  * ch6                                                       side left
 199  * ch7                                                       side right
 200  *
 201  * surround71 = {FL, FR, RLC, RRC, FC, LFE, RL, RR}
 202  */
 203 static int hdmi_channel_mapping[0x32][8] = {
 204         /* stereo */
 205         [0x00] = { 0x00, 0x11, 0xf2, 0xf3, 0xf4, 0xf5, 0xf6, 0xf7 },
 206         /* 2.1 */
 207         [0x01] = { 0x00, 0x11, 0x22, 0xf3, 0xf4, 0xf5, 0xf6, 0xf7 },
 208         /* Dolby Surround */
 209         [0x02] = { 0x00, 0x11, 0x23, 0xf2, 0xf4, 0xf5, 0xf6, 0xf7 },
 210         /* surround40 */
 211         [0x08] = { 0x00, 0x11, 0x24, 0x35, 0xf3, 0xf2, 0xf6, 0xf7 },
 212         /* 4ch */
 213         [0x03] = { 0x00, 0x11, 0x23, 0x32, 0x44, 0xf5, 0xf6, 0xf7 },
 214         /* surround41 */
 215         [0x09] = { 0x00, 0x11, 0x24, 0x35, 0x42, 0xf3, 0xf6, 0xf7 },
 216         /* surround50 */
 217         [0x0a] = { 0x00, 0x11, 0x24, 0x35, 0x43, 0xf2, 0xf6, 0xf7 },
 218         /* surround51 */
 219         [0x0b] = { 0x00, 0x11, 0x24, 0x35, 0x43, 0x52, 0xf6, 0xf7 },
 220         /* 7.1 */
 221         [0x13] = { 0x00, 0x11, 0x26, 0x37, 0x43, 0x52, 0x64, 0x75 },
 222 };
 223
 224 /*
 225  * This is an ordered list!
 226  *
 227  * The preceding ones have better chances to be selected by
 228  * hdmi_channel_allocation().
 229  */
 230 static struct cea_channel_speaker_allocation channel_allocations[] = {
 231 /*                        channel:   7     6    5    4    3     2    1    0  */
 232 { .ca_index = 0x00,  .speakers = {   0,    0,   0,   0,   0,    0,  FR,  FL } },
 233                                  /* 2.1 */
 234 { .ca_index = 0x01,  .speakers = {   0,    0,   0,   0,   0,  LFE,  FR,  FL } },
 235                                  /* Dolby Surround */
 236 { .ca_index = 0x02,  .speakers = {   0,    0,   0,   0,  FC,    0,  FR,  FL } },
 237                                  /* surround40 */
 238 { .ca_index = 0x08,  .speakers = {   0,    0,  RR,  RL,   0,    0,  FR,  FL } },
 239                                  /* surround41 */
 240 { .ca_index = 0x09,  .speakers = {   0,    0,  RR,  RL,   0,  LFE,  FR,  FL } },
 241                                  /* surround50 */
 242 { .ca_index = 0x0a,  .speakers = {   0,    0,  RR,  RL,  FC,    0,  FR,  FL } },
 243                                  /* surround51 */
 244 { .ca_index = 0x0b,  .speakers = {   0,    0,  RR,  RL,  FC,  LFE,  FR,  FL } },
 245                                  /* 6.1 */
 246 { .ca_index = 0x0f,  .speakers = {   0,   RC,  RR,  RL,  FC,  LFE,  FR,  FL } },
 247                                  /* surround71 */
 248 { .ca_index = 0x13,  .speakers = { RRC,  RLC,  RR,  RL,  FC,  LFE,  FR,  FL } },
 249
 250 { .ca_index = 0x03,  .speakers = {   0,    0,   0,   0,  FC,  LFE,  FR,  FL } },
 251 { .ca_index = 0x04,  .speakers = {   0,    0,   0,  RC,   0,    0,  FR,  FL } },
 252 { .ca_index = 0x05,  .speakers = {   0,    0,   0,  RC,   0,  LFE,  FR,  FL } },
 253 { .ca_index = 0x06,  .speakers = {   0,    0,   0,  RC,  FC,    0,  FR,  FL } },
 254 { .ca_index = 0x07,  .speakers = {   0,    0,   0,  RC,  FC,  LFE,  FR,  FL } },
 255 { .ca_index = 0x0c,  .speakers = {   0,   RC,  RR,  RL,   0,    0,  FR,  FL } },
 256 { .ca_index = 0x0d,  .speakers = {   0,   RC,  RR,  RL,   0,  LFE,  FR,  FL } },
 257 { .ca_index = 0x0e,  .speakers = {   0,   RC,  RR,  RL,  FC,    0,  FR,  FL } },
 258 { .ca_index = 0x10,  .speakers = { RRC,  RLC,  RR,  RL,   0,    0,  FR,  FL } },
 259 { .ca_index = 0x11,  .speakers = { RRC,  RLC,  RR,  RL,   0,  LFE,  FR,  FL } },
 260 { .ca_index = 0x12,  .speakers = { RRC,  RLC,  RR,  RL,  FC,    0,  FR,  FL } },
 261 { .ca_index = 0x14,  .speakers = { FRC,  FLC,   0,   0,   0,    0,  FR,  FL } },
 262 { .ca_index = 0x15,  .speakers = { FRC,  FLC,   0,   0,   0,  LFE,  FR,  FL } },
 263 { .ca_index = 0x16,  .speakers = { FRC,  FLC,   0,   0,  FC,    0,  FR,  FL } },
 264 { .ca_index = 0x17,  .speakers = { FRC,  FLC,   0,   0,  FC,  LFE,  FR,  FL } },
 265 { .ca_index = 0x18,  .speakers = { FRC,  FLC,   0,  RC,   0,    0,  FR,  FL } },
 266 { .ca_index = 0x19,  .speakers = { FRC,  FLC,   0,  RC,   0,  LFE,  FR,  FL } },
 267 { .ca_index = 0x1a,  .speakers = { FRC,  FLC,   0,  RC,  FC,    0,  FR,  FL } },
 268 { .ca_index = 0x1b,  .speakers = { FRC,  FLC,   0,  RC,  FC,  LFE,  FR,  FL } },
 269 { .ca_index = 0x1c,  .speakers = { FRC,  FLC,  RR,  RL,   0,    0,  FR,  FL } },
 270 { .ca_index = 0x1d,  .speakers = { FRC,  FLC,  RR,  RL,   0,  LFE,  FR,  FL } },
 271 { .ca_index = 0x1e,  .speakers = { FRC,  FLC,  RR,  RL,  FC,    0,  FR,  FL } },
 272 { .ca_index = 0x1f,  .speakers = { FRC,  FLC,  RR,  RL,  FC,  LFE,  FR,  FL } },
 273 { .ca_index = 0x20,  .speakers = {   0,  FCH,  RR,  RL,  FC,    0,  FR,  FL } },
 274 { .ca_index = 0x21,  .speakers = {   0,  FCH,  RR,  RL,  FC,  LFE,  FR,  FL } },
 275 { .ca_index = 0x22,  .speakers = {  TC,    0,  RR,  RL,  FC,    0,  FR,  FL } },
 276 { .ca_index = 0x23,  .speakers = {  TC,    0,  RR,  RL,  FC,  LFE,  FR,  FL } },
 277 { .ca_index = 0x24,  .speakers = { FRH,  FLH,  RR,  RL,   0,    0,  FR,  FL } },
 278 { .ca_index = 0x25,  .speakers = { FRH,  FLH,  RR,  RL,   0,  LFE,  FR,  FL } },
 279 { .ca_index = 0x26,  .speakers = { FRW,  FLW,  RR,  RL,   0,    0,  FR,  FL } },
 280 { .ca_index = 0x27,  .speakers = { FRW,  FLW,  RR,  RL,   0,  LFE,  FR,  FL } },
 281 { .ca_index = 0x28,  .speakers = {  TC,   RC,  RR,  RL,  FC,    0,  FR,  FL } },
 282 { .ca_index = 0x29,  .speakers = {  TC,   RC,  RR,  RL,  FC,  LFE,  FR,  FL } },
 283 { .ca_index = 0x2a,  .speakers = { FCH,   RC,  RR,  RL,  FC,    0,  FR,  FL } },
 284 { .ca_index = 0x2b,  .speakers = { FCH,   RC,  RR,  RL,  FC,  LFE,  FR,  FL } },
 285 { .ca_index = 0x2c,  .speakers = {  TC,  FCH,  RR,  RL,  FC,    0,  FR,  FL } },
 286 { .ca_index = 0x2d,  .speakers = {  TC,  FCH,  RR,  RL,  FC,  LFE,  FR,  FL } },
 287 { .ca_index = 0x2e,  .speakers = { FRH,  FLH,  RR,  RL,  FC,    0,  FR,  FL } },
 288 { .ca_index = 0x2f,  .speakers = { FRH,  FLH,  RR,  RL,  FC,  LFE,  FR,  FL } },
 289 { .ca_index = 0x30,  .speakers = { FRW,  FLW,  RR,  RL,  FC,    0,  FR,  FL } },
 290 { .ca_index = 0x31,  .speakers = { FRW,  FLW,  RR,  RL,  FC,  LFE,  FR,  FL } },
 291 };
 292
 293
 294 /*
 295  * HDMI routines
 296  */
 297
 298 #define get_pin(spec, idx) \
 299         ((struct hdmi_spec_per_pin *)snd_array_elem(&spec->pins, idx))
 300 #define get_cvt(spec, idx) \
 301         ((struct hdmi_spec_per_cvt  *)snd_array_elem(&spec->cvts, idx))
 302 #define get_pcm_rec(spec, idx) \
 303         ((struct hda_pcm *)snd_array_elem(&spec->pcm_rec, idx))
 304
 305 static int pin_nid_to_pin_index(struct hdmi_spec *spec, hda_nid_t pin_nid)
 306 {
 307         int pin_idx;
 308
 309         for (pin_idx = 0; pin_idx < spec->num_pins; pin_idx++)
 310                 if (get_pin(spec, pin_idx)->pin_nid == pin_nid)
 311                         return pin_idx;
 312
 313         snd_printk(KERN_WARNING "HDMI: pin nid %d not registered\n", pin_nid);
 314         return -EINVAL;
 315 }
 316
 317 static int hinfo_to_pin_index(struct hdmi_spec *spec,
 318                               struct hda_pcm_stream *hinfo)
 319 {
 320         int pin_idx;
 321
 322         for (pin_idx = 0; pin_idx < spec->num_pins; pin_idx++)
 323                 if (get_pcm_rec(spec, pin_idx)->stream == hinfo)
 324                         return pin_idx;
 325
 326         snd_printk(KERN_WARNING "HDMI: hinfo %p not registered\n", hinfo);
 327         return -EINVAL;
 328 }
 329
 330 static int cvt_nid_to_cvt_index(struct hdmi_spec *spec, hda_nid_t cvt_nid)
 331 {
 332         int cvt_idx;
 333
 334         for (cvt_idx = 0; cvt_idx < spec->num_cvts; cvt_idx++)
 335                 if (get_cvt(spec, cvt_idx)->cvt_nid == cvt_nid)
 336                         return cvt_idx;
 337
 338         snd_printk(KERN_WARNING "HDMI: cvt nid %d not registered\n", cvt_nid);
 339         return -EINVAL;
 340 }
 341
 342 static int hdmi_eld_ctl_info(struct snd_kcontrol *kcontrol,
 343                         struct snd_ctl_elem_info *uinfo)
 344 {
 345         struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
 346         struct hdmi_spec *spec = codec->spec;
 347         struct hdmi_eld *eld;
 348         int pin_idx;
 349
 350         uinfo->type = SNDRV_CTL_ELEM_TYPE_BYTES;
 351
 352         pin_idx = kcontrol->private_value;
 353         eld = &get_pin(spec, pin_idx)->sink_eld;
 354
 355         mutex_lock(&eld->lock);
 356         uinfo->count = eld->eld_valid ? eld->eld_size : 0;
 357         mutex_unlock(&eld->lock);
 358
 359         return 0;
 360 }
 361
 362 static int hdmi_eld_ctl_get(struct snd_kcontrol *kcontrol,
 363                         struct snd_ctl_elem_value *ucontrol)
 364 {
 365         struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
 366         struct hdmi_spec *spec = codec->spec;
 367         struct hdmi_eld *eld;
 368         int pin_idx;
 369
 370         pin_idx = kcontrol->private_value;
 371         eld = &get_pin(spec, pin_idx)->sink_eld;
 372
 373         mutex_lock(&eld->lock);
 374         if (eld->eld_size > ARRAY_SIZE(ucontrol->value.bytes.data)) {
 375                 mutex_unlock(&eld->lock);
 376                 snd_BUG();
 377                 return -EINVAL;
 378         }
 379
 380         memset(ucontrol->value.bytes.data, 0,
 381                ARRAY_SIZE(ucontrol->value.bytes.data));
 382         if (eld->eld_valid)
 383                 memcpy(ucontrol->value.bytes.data, eld->eld_buffer,
 384                        eld->eld_size);
 385         mutex_unlock(&eld->lock);
 386
 387         return 0;
 388 }
 389
 390 static struct snd_kcontrol_new eld_bytes_ctl = {
 391         .access = SNDRV_CTL_ELEM_ACCESS_READ | SNDRV_CTL_ELEM_ACCESS_VOLATILE,
 392         .iface = SNDRV_CTL_ELEM_IFACE_PCM,
 393         .name = "ELD",
 394         .info = hdmi_eld_ctl_info,
 395         .get = hdmi_eld_ctl_get,
 396 };
 397
 398 static int hdmi_create_eld_ctl(struct hda_codec *codec, int pin_idx,
 399                         int device)
 400 {
 401         struct snd_kcontrol *kctl;
 402         struct hdmi_spec *spec = codec->spec;
 403         int err;
 404
 405         kctl = snd_ctl_new1(&eld_bytes_ctl, codec);
 406         if (!kctl)
 407                 return -ENOMEM;
 408         kctl->private_value = pin_idx;
 409         kctl->id.device = device;
 410
 411         err = snd_hda_ctl_add(codec, get_pin(spec, pin_idx)->pin_nid, kctl);
 412         if (err < 0)
 413                 return err;
 414
 415         get_pin(spec, pin_idx)->eld_ctl = kctl;
 416         return 0;
 417 }
 418
 419 #ifdef BE_PARANOID
 420 static void hdmi_get_dip_index(struct hda_codec *codec, hda_nid_t pin_nid,
 421                                 int *packet_index, int *byte_index)
 422 {
 423         int val;
 424
 425         val = snd_hda_codec_read(codec, pin_nid, 0,
 426                                  AC_VERB_GET_HDMI_DIP_INDEX, 0);
 427
 428         *packet_index = val >> 5;
 429         *byte_index = val & 0x1f;
 430 }
 431 #endif
 432
 433 static void hdmi_set_dip_index(struct hda_codec *codec, hda_nid_t pin_nid,
 434                                 int packet_index, int byte_index)
 435 {
 436         int val;
 437
 438         val = (packet_index << 5) | (byte_index & 0x1f);
 439
 440         snd_hda_codec_write(codec, pin_nid, 0, AC_VERB_SET_HDMI_DIP_INDEX, val);
 441 }
 442
 443 static void hdmi_write_dip_byte(struct hda_codec *codec, hda_nid_t pin_nid,
 444                                 unsigned char val)
 445 {
 446         snd_hda_codec_write(codec, pin_nid, 0, AC_VERB_SET_HDMI_DIP_DATA, val);
 447 }
 448
 449 static void hdmi_init_pin(struct hda_codec *codec, hda_nid_t pin_nid)
 450 {
 451         /* Unmute */
 452         if (get_wcaps(codec, pin_nid) & AC_WCAP_OUT_AMP)
 453                 snd_hda_codec_write(codec, pin_nid, 0,
 454                                 AC_VERB_SET_AMP_GAIN_MUTE, AMP_OUT_UNMUTE);
 455         /* Enable pin out: some machines with GM965 gets broken output when
 456          * the pin is disabled or changed while using with HDMI
 457          */
 458         snd_hda_codec_write(codec, pin_nid, 0,
 459                             AC_VERB_SET_PIN_WIDGET_CONTROL, PIN_OUT);
 460 }
 461
 462 static int hdmi_get_channel_count(struct hda_codec *codec, hda_nid_t cvt_nid)
 463 {
 464         return 1 + snd_hda_codec_read(codec, cvt_nid, 0,
 465                                         AC_VERB_GET_CVT_CHAN_COUNT, 0);
 466 }
 467
 468 static void hdmi_set_channel_count(struct hda_codec *codec,
 469                                    hda_nid_t cvt_nid, int chs)
 470 {
 471         if (chs != hdmi_get_channel_count(codec, cvt_nid))
 472                 snd_hda_codec_write(codec, cvt_nid, 0,
 473                                     AC_VERB_SET_CVT_CHAN_COUNT, chs - 1);
 474 }
 475
 476
 477 /*
 478  * Channel mapping routines
 479  */
 480
 481 /*
 482  * Compute derived values in channel_allocations[].
 483  */
 484 static void init_channel_allocations(void)
 485 {
 486         int i, j;
 487         struct cea_channel_speaker_allocation *p;
 488
 489         for (i = 0; i < ARRAY_SIZE(channel_allocations); i++) {
 490                 p = channel_allocations + i;
 491                 p->channels = 0;
 492                 p->spk_mask = 0;
 493                 for (j = 0; j < ARRAY_SIZE(p->speakers); j++)
 494                         if (p->speakers[j]) {
 495                                 p->channels++;
 496                                 p->spk_mask |= p->speakers[j];
 497                         }
 498         }
 499 }
 500
 501 static int get_channel_allocation_order(int ca)
 502 {
 503         int i;
 504
 505         for (i = 0; i < ARRAY_SIZE(channel_allocations); i++) {
 506                 if (channel_allocations[i].ca_index == ca)
 507                         break;
 508         }
 509         return i;
 510 }
 511
 512 /*
 513  * The transformation takes two steps:
 514  *
 515  *      eld->spk_alloc => (eld_speaker_allocation_bits[]) => spk_mask
 516  *            spk_mask => (channel_allocations[])         => ai->CA
 517  *
 518  * TODO: it could select the wrong CA from multiple candidates.
 519 */
 520 static int hdmi_channel_allocation(struct hdmi_eld *eld, int channels)
 521 {
 522         int i;
 523         int ca = 0;
 524         int spk_mask = 0;
 525         char buf[SND_PRINT_CHANNEL_ALLOCATION_ADVISED_BUFSIZE];
 526
 527         /*
 528          * CA defaults to 0 for basic stereo audio
 529          */
 530         if (channels <= 2)
 531                 return 0;
 532
 533         /*
 534          * expand ELD's speaker allocation mask
 535          *
 536          * ELD tells the speaker mask in a compact(paired) form,
 537          * expand ELD's notions to match the ones used by Audio InfoFrame.
 538          */
 539         for (i = 0; i < ARRAY_SIZE(eld_speaker_allocation_bits); i++) {
 540                 if (eld->info.spk_alloc & (1 << i))
 541                         spk_mask |= eld_speaker_allocation_bits[i];
 542         }
 543
 544         /* search for the first working match in the CA table */
 545         for (i = 0; i < ARRAY_SIZE(channel_allocations); i++) {
 546                 if (channels == channel_allocations[i].channels &&
 547                     (spk_mask & channel_allocations[i].spk_mask) ==
 548                                 channel_allocations[i].spk_mask) {
 549                         ca = channel_allocations[i].ca_index;
 550                         break;
 551                 }
 552         }
 553
 554         snd_print_channel_allocation(eld->info.spk_alloc, buf, sizeof(buf));
 555         snd_printdd("HDMI: select CA 0x%x for %d-channel allocation: %s\n",
 556                     ca, channels, buf);
 557
 558         return ca;
 559 }
 560
 561 static void hdmi_debug_channel_mapping(struct hda_codec *codec,
 562                                        hda_nid_t pin_nid)
 563 {
 564 #ifdef CONFIG_SND_DEBUG_VERBOSE
 565         int i;
 566         int slot;
 567
 568         for (i = 0; i < 8; i++) {
 569                 slot = snd_hda_codec_read(codec, pin_nid, 0,
 570                                                 AC_VERB_GET_HDMI_CHAN_SLOT, i);
 571                 printk(KERN_DEBUG "HDMI: ASP channel %d => slot %d\n",
 572                                                 slot >> 4, slot & 0xf);
 573         }
 574 #endif
 575 }
 576
 577
 578 static void hdmi_std_setup_channel_mapping(struct hda_codec *codec,
 579                                        hda_nid_t pin_nid,
 580                                        bool non_pcm,
 581                                        int ca)
 582 {
 583         int i;
 584         int err;
 585         int order;
 586         int non_pcm_mapping[8];
 587
 588         order = get_channel_allocation_order(ca);
 589
 590         if (hdmi_channel_mapping[ca][1] == 0) {
 591                 for (i = 0; i < channel_allocations[order].channels; i++)
 592                         hdmi_channel_mapping[ca][i] = i | (i << 4);
 593                 for (; i < 8; i++)
 594                         hdmi_channel_mapping[ca][i] = 0xf | (i << 4);
 595         }
 596
 597         if (non_pcm) {
 598                 for (i = 0; i < channel_allocations[order].channels; i++)
 599                         non_pcm_mapping[i] = i | (i << 4);
 600                 for (; i < 8; i++)
 601                         non_pcm_mapping[i] = 0xf | (i << 4);
 602         }
 603
 604         for (i = 0; i < 8; i++) {
 605                 err = snd_hda_codec_write(codec, pin_nid, 0,
 606                                           AC_VERB_SET_HDMI_CHAN_SLOT,
 607                                           non_pcm ? non_pcm_mapping[i] : hdmi_channel_mapping[ca][i]);
 608                 if (err) {
 609                         snd_printdd(KERN_NOTICE
 610                                     "HDMI: channel mapping failed\n");
 611                         break;
 612                 }
 613         }
 614
 615         hdmi_debug_channel_mapping(codec, pin_nid);
 616 }
 617
 618 struct channel_map_table {
 619         unsigned char map;              /* ALSA API channel map position */
 620         unsigned char cea_slot;         /* CEA slot value */
 621         int spk_mask;                   /* speaker position bit mask */
 622 };
 623
 624 static struct channel_map_table map_tables[] = {
 625         { SNDRV_CHMAP_FL,       0x00,   FL },
 626         { SNDRV_CHMAP_FR,       0x01,   FR },
 627         { SNDRV_CHMAP_RL,       0x04,   RL },
 628         { SNDRV_CHMAP_RR,       0x05,   RR },
 629         { SNDRV_CHMAP_LFE,      0x02,   LFE },
 630         { SNDRV_CHMAP_FC,       0x03,   FC },
 631         { SNDRV_CHMAP_RLC,      0x06,   RLC },
 632         { SNDRV_CHMAP_RRC,      0x07,   RRC },
 633         {} /* terminator */
 634 };
 635
 636 /* from ALSA API channel position to speaker bit mask */
 637 static int to_spk_mask(unsigned char c)
 638 {
 639         struct channel_map_table *t = map_tables;
 640         for (; t->map; t++) {
 641                 if (t->map == c)
 642                         return t->spk_mask;
 643         }
 644         return 0;
 645 }
 646
 647 /* from ALSA API channel position to CEA slot */
 648 static int to_cea_slot(unsigned char c)
 649 {
 650         struct channel_map_table *t = map_tables;
 651         for (; t->map; t++) {
 652                 if (t->map == c)
 653                         return t->cea_slot;
 654         }
 655         return 0x0f;
 656 }
 657
 658 /* from CEA slot to ALSA API channel position */
 659 static int from_cea_slot(unsigned char c)
 660 {
 661         struct channel_map_table *t = map_tables;
 662         for (; t->map; t++) {
 663                 if (t->cea_slot == c)
 664                         return t->map;
 665         }
 666         return 0;
 667 }
 668
 669 /* from speaker bit mask to ALSA API channel position */
 670 static int spk_to_chmap(int spk)
 671 {
 672         struct channel_map_table *t = map_tables;
 673         for (; t->map; t++) {
 674                 if (t->spk_mask == spk)
 675                         return t->map;
 676         }
 677         return 0;
 678 }
 679
 680 /* get the CA index corresponding to the given ALSA API channel map */
 681 static int hdmi_manual_channel_allocation(int chs, unsigned char *map)
 682 {
 683         int i, spks = 0, spk_mask = 0;
 684
 685         for (i = 0; i < chs; i++) {
 686                 int mask = to_spk_mask(map[i]);
 687                 if (mask) {
 688                         spk_mask |= mask;
 689                         spks++;
 690                 }
 691         }
 692
 693         for (i = 0; i < ARRAY_SIZE(channel_allocations); i++) {
 694                 if ((chs == channel_allocations[i].channels ||
 695                      spks == channel_allocations[i].channels) &&
 696                     (spk_mask & channel_allocations[i].spk_mask) ==
 697                                 channel_allocations[i].spk_mask)
 698                         return channel_allocations[i].ca_index;
 699         }
 700         return -1;
 701 }
 702
 703 /* set up the channel slots for the given ALSA API channel map */
 704 static int hdmi_manual_setup_channel_mapping(struct hda_codec *codec,
 705                                              hda_nid_t pin_nid,
 706                                              int chs, unsigned char *map)
 707 {
 708         int i;
 709         for (i = 0; i < 8; i++) {
 710                 int val, err;
 711                 if (i < chs)
 712                         val = to_cea_slot(map[i]);
 713                 else
 714                         val = 0xf;
 715                 val |= (i << 4);
 716                 err = snd_hda_codec_write(codec, pin_nid, 0,
 717                                           AC_VERB_SET_HDMI_CHAN_SLOT, val);
 718                 if (err)
 719                         return -EINVAL;
 720         }
 721         return 0;
 722 }
 723
 724 /* store ALSA API channel map from the current default map */
 725 static void hdmi_setup_fake_chmap(unsigned char *map, int ca)
 726 {
 727         int i;
 728         for (i = 0; i < 8; i++) {
 729                 if (i < channel_allocations[ca].channels)
 730                         map[i] = from_cea_slot((hdmi_channel_mapping[ca][i] >> 4) & 0x0f);
 731                 else
 732                         map[i] = 0;
 733         }
 734 }
 735
 736 static void hdmi_setup_channel_mapping(struct hda_codec *codec,
 737                                        hda_nid_t pin_nid, bool non_pcm, int ca,
 738                                        int channels, unsigned char *map,
 739                                        bool chmap_set)
 740 {
 741         if (!non_pcm && chmap_set) {
 742                 hdmi_manual_setup_channel_mapping(codec, pin_nid,
 743                                                   channels, map);
 744         } else {
 745                 hdmi_std_setup_channel_mapping(codec, pin_nid, non_pcm, ca);
 746                 hdmi_setup_fake_chmap(map, ca);
 747         }
 748 }
 749
 750 /*
 751  * Audio InfoFrame routines
 752  */
 753
 754 /*
 755  * Enable Audio InfoFrame Transmission
 756  */
 757 static void hdmi_start_infoframe_trans(struct hda_codec *codec,
 758                                        hda_nid_t pin_nid)
 759 {
 760         hdmi_set_dip_index(codec, pin_nid, 0x0, 0x0);
 761         snd_hda_codec_write(codec, pin_nid, 0, AC_VERB_SET_HDMI_DIP_XMIT,
 762                                                 AC_DIPXMIT_BEST);
 763 }
 764
 765 /*
 766  * Disable Audio InfoFrame Transmission
 767  */
 768 static void hdmi_stop_infoframe_trans(struct hda_codec *codec,
 769                                       hda_nid_t pin_nid)
 770 {
 771         hdmi_set_dip_index(codec, pin_nid, 0x0, 0x0);
 772         snd_hda_codec_write(codec, pin_nid, 0, AC_VERB_SET_HDMI_DIP_XMIT,
 773                                                 AC_DIPXMIT_DISABLE);
 774 }
 775
 776 static void hdmi_debug_dip_size(struct hda_codec *codec, hda_nid_t pin_nid)
 777 {
 778 #ifdef CONFIG_SND_DEBUG_VERBOSE
 779         int i;
 780         int size;
 781
 782         size = snd_hdmi_get_eld_size(codec, pin_nid);
 783         printk(KERN_DEBUG "HDMI: ELD buf size is %d\n", size);
 784
 785         for (i = 0; i < 8; i++) {
 786                 size = snd_hda_codec_read(codec, pin_nid, 0,
 787                                                 AC_VERB_GET_HDMI_DIP_SIZE, i);
 788                 printk(KERN_DEBUG "HDMI: DIP GP[%d] buf size is %d\n", i, size);
 789         }
 790 #endif
 791 }
 792
 793 static void hdmi_clear_dip_buffers(struct hda_codec *codec, hda_nid_t pin_nid)
 794 {
 795 #ifdef BE_PARANOID
 796         int i, j;
 797         int size;
 798         int pi, bi;
 799         for (i = 0; i < 8; i++) {
 800                 size = snd_hda_codec_read(codec, pin_nid, 0,
 801                                                 AC_VERB_GET_HDMI_DIP_SIZE, i);
 802                 if (size == 0)
 803                         continue;
 804
 805                 hdmi_set_dip_index(codec, pin_nid, i, 0x0);
 806                 for (j = 1; j < 1000; j++) {
 807                         hdmi_write_dip_byte(codec, pin_nid, 0x0);
 808                         hdmi_get_dip_index(codec, pin_nid, &pi, &bi);
 809                         if (pi != i)
 810                                 snd_printd(KERN_INFO "dip index %d: %d != %d\n",
 811                                                 bi, pi, i);
 812                         if (bi == 0) /* byte index wrapped around */
 813                                 break;
 814                 }
 815                 snd_printd(KERN_INFO
 816                         "HDMI: DIP GP[%d] buf reported size=%d, written=%d\n",
 817                         i, size, j);
 818         }
 819 #endif
 820 }
 821
 822 static void hdmi_checksum_audio_infoframe(struct hdmi_audio_infoframe *hdmi_ai)
 823 {
 824         u8 *bytes = (u8 *)hdmi_ai;
 825         u8 sum = 0;
 826         int i;
 827
 828         hdmi_ai->checksum = 0;
 829
 830         for (i = 0; i < sizeof(*hdmi_ai); i++)
 831                 sum += bytes[i];
 832
 833         hdmi_ai->checksum = -sum;
 834 }
 835
 836 static void hdmi_fill_audio_infoframe(struct hda_codec *codec,
 837                                       hda_nid_t pin_nid,
 838                                       u8 *dip, int size)
 839 {
 840         int i;
 841
 842         hdmi_debug_dip_size(codec, pin_nid);
 843         hdmi_clear_dip_buffers(codec, pin_nid); /* be paranoid */
 844
 845         hdmi_set_dip_index(codec, pin_nid, 0x0, 0x0);
 846         for (i = 0; i < size; i++)
 847                 hdmi_write_dip_byte(codec, pin_nid, dip[i]);
 848 }
 849
 850 static bool hdmi_infoframe_uptodate(struct hda_codec *codec, hda_nid_t pin_nid,
 851                                     u8 *dip, int size)
 852 {
 853         u8 val;
 854         int i;
 855
 856         if (snd_hda_codec_read(codec, pin_nid, 0, AC_VERB_GET_HDMI_DIP_XMIT, 0)
 857                                                             != AC_DIPXMIT_BEST)
 858                 return false;
 859
 860         hdmi_set_dip_index(codec, pin_nid, 0x0, 0x0);
 861         for (i = 0; i < size; i++) {
 862                 val = snd_hda_codec_read(codec, pin_nid, 0,
 863                                          AC_VERB_GET_HDMI_DIP_DATA, 0);
 864                 if (val != dip[i])
 865                         return false;
 866         }
 867
 868         return true;
 869 }
 870
 871 static void hdmi_setup_audio_infoframe(struct hda_codec *codec, int pin_idx,
 872                                        bool non_pcm,
 873                                        struct snd_pcm_substream *substream)
 874 {
 875         struct hdmi_spec *spec = codec->spec;
 876         struct hdmi_spec_per_pin *per_pin = get_pin(spec, pin_idx);
 877         hda_nid_t pin_nid = per_pin->pin_nid;
 878         int channels = substream->runtime->channels;
 879         struct hdmi_eld *eld;
 880         int ca;
 881         union audio_infoframe ai;
 882
 883         eld = &per_pin->sink_eld;
 884         if (!eld->monitor_present)
 885                 return;
 886
 887         if (!non_pcm && per_pin->chmap_set)
 888                 ca = hdmi_manual_channel_allocation(channels, per_pin->chmap);
 889         else
 890                 ca = hdmi_channel_allocation(eld, channels);
 891         if (ca < 0)
 892                 ca = 0;
 893
 894         memset(&ai, 0, sizeof(ai));
 895         if (eld->info.conn_type == 0) { /* HDMI */
 896                 struct hdmi_audio_infoframe *hdmi_ai = &ai.hdmi;
 897
 898                 hdmi_ai->type           = 0x84;
 899                 hdmi_ai->ver            = 0x01;
 900                 hdmi_ai->len            = 0x0a;
 901                 hdmi_ai->CC02_CT47      = channels - 1;
 902                 hdmi_ai->CA             = ca;
 903                 hdmi_checksum_audio_infoframe(hdmi_ai);
 904         } else if (eld->info.conn_type == 1) { /* DisplayPort */
 905                 struct dp_audio_infoframe *dp_ai = &ai.dp;
 906
 907                 dp_ai->type             = 0x84;
 908                 dp_ai->len              = 0x1b;
 909                 dp_ai->ver              = 0x11 << 2;
 910                 dp_ai->CC02_CT47        = channels - 1;
 911                 dp_ai->CA               = ca;
 912         } else {
 913                 snd_printd("HDMI: unknown connection type at pin %d\n",
 914                             pin_nid);
 915                 return;
 916         }
 917
 918         /*
 919          * sizeof(ai) is used instead of sizeof(*hdmi_ai) or
 920          * sizeof(*dp_ai) to avoid partial match/update problems when
 921          * the user switches between HDMI/DP monitors.
 922          */
 923         if (!hdmi_infoframe_uptodate(codec, pin_nid, ai.bytes,
 924                                         sizeof(ai))) {
 925                 snd_printdd("hdmi_setup_audio_infoframe: "
 926                             "pin=%d channels=%d\n",
 927                             pin_nid,
 928                             channels);
 929                 hdmi_setup_channel_mapping(codec, pin_nid, non_pcm, ca,
 930                                            channels, per_pin->chmap,
 931                                            per_pin->chmap_set);
 932                 hdmi_stop_infoframe_trans(codec, pin_nid);
 933                 hdmi_fill_audio_infoframe(codec, pin_nid,
 934                                             ai.bytes, sizeof(ai));
 935                 hdmi_start_infoframe_trans(codec, pin_nid);
 936         } else {
 937                 /* For non-pcm audio switch, setup new channel mapping
 938                  * accordingly */
 939                 if (per_pin->non_pcm != non_pcm)
 940                         hdmi_setup_channel_mapping(codec, pin_nid, non_pcm, ca,
 941                                                    channels, per_pin->chmap,
 942                                                    per_pin->chmap_set);
 943         }
 944
 945         per_pin->non_pcm = non_pcm;
 946 }
 947
 948
 949 /*
 950  * Unsolicited events
 951  */
 952
 953 static void hdmi_present_sense(struct hdmi_spec_per_pin *per_pin, int repoll);
 954
 955 static void hdmi_intrinsic_event(struct hda_codec *codec, unsigned int res)
 956 {
 957         struct hdmi_spec *spec = codec->spec;
 958         int tag = res >> AC_UNSOL_RES_TAG_SHIFT;
 959         int pin_nid;
 960         int pin_idx;
 961         struct hda_jack_tbl *jack;
 962
 963         jack = snd_hda_jack_tbl_get_from_tag(codec, tag);
 964         if (!jack)
 965                 return;
 966         pin_nid = jack->nid;
 967         jack->jack_dirty = 1;
 968
 969         _snd_printd(SND_PR_VERBOSE,
 970                 "HDMI hot plug event: Codec=%d Pin=%d Presence_Detect=%d ELD_Valid=%d\n",
 971                 codec->addr, pin_nid,
 972                 !!(res & AC_UNSOL_RES_PD), !!(res & AC_UNSOL_RES_ELDV));
 973
 974         pin_idx = pin_nid_to_pin_index(spec, pin_nid);
 975         if (pin_idx < 0)
 976                 return;
 977
 978         hdmi_present_sense(get_pin(spec, pin_idx), 1);
 979         snd_hda_jack_report_sync(codec);
 980 }
 981
 982 static void hdmi_non_intrinsic_event(struct hda_codec *codec, unsigned int res)
 983 {
 984         int tag = res >> AC_UNSOL_RES_TAG_SHIFT;
 985         int subtag = (res & AC_UNSOL_RES_SUBTAG) >> AC_UNSOL_RES_SUBTAG_SHIFT;
 986         int cp_state = !!(res & AC_UNSOL_RES_CP_STATE);
 987         int cp_ready = !!(res & AC_UNSOL_RES_CP_READY);
 988
 989         printk(KERN_INFO
 990                 "HDMI CP event: CODEC=%d TAG=%d SUBTAG=0x%x CP_STATE=%d CP_READY=%d\n",
 991                 codec->addr,
 992                 tag,
 993                 subtag,
 994                 cp_state,
 995                 cp_ready);
 996
 997         /* TODO */
 998         if (cp_state)
 999                 ;
1000         if (cp_ready)
1001                 ;
1002 }
1003
1004
1005 static void hdmi_unsol_event(struct hda_codec *codec, unsigned int res)
1006 {
1007         int tag = res >> AC_UNSOL_RES_TAG_SHIFT;
1008         int subtag = (res & AC_UNSOL_RES_SUBTAG) >> AC_UNSOL_RES_SUBTAG_SHIFT;
1009
1010         if (!snd_hda_jack_tbl_get_from_tag(codec, tag)) {
1011                 snd_printd(KERN_INFO "Unexpected HDMI event tag 0x%x\n", tag);
1012                 return;
1013         }
1014
1015         if (subtag == 0)
1016                 hdmi_intrinsic_event(codec, res);
1017         else
1018                 hdmi_non_intrinsic_event(codec, res);
1019 }
1020
1021 static void haswell_verify_pin_D0(struct hda_codec *codec, hda_nid_t nid)
1022 {
1023         int pwr, lamp, ramp;
1024
1025         pwr = snd_hda_codec_read(codec, nid, 0, AC_VERB_GET_POWER_STATE, 0);
1026         pwr = (pwr & AC_PWRST_ACTUAL) >> AC_PWRST_ACTUAL_SHIFT;
1027         if (pwr != AC_PWRST_D0) {
1028                 snd_hda_codec_write(codec, nid, 0, AC_VERB_SET_POWER_STATE,
1029                                     AC_PWRST_D0);
1030                 msleep(40);
1031                 pwr = snd_hda_codec_read(codec, nid, 0, AC_VERB_GET_POWER_STATE, 0);
1032                 pwr = (pwr & AC_PWRST_ACTUAL) >> AC_PWRST_ACTUAL_SHIFT;
1033                 snd_printd("Haswell HDMI audio: Power for pin 0x%x is now D%d\n", nid, pwr);
1034         }
1035
1036         lamp = snd_hda_codec_read(codec, nid, 0,
1037                                   AC_VERB_GET_AMP_GAIN_MUTE,
1038                                   AC_AMP_GET_LEFT | AC_AMP_GET_OUTPUT);
1039         ramp = snd_hda_codec_read(codec, nid, 0,
1040                                   AC_VERB_GET_AMP_GAIN_MUTE,
1041                                   AC_AMP_GET_RIGHT | AC_AMP_GET_OUTPUT);
1042         if (lamp != ramp) {
1043                 snd_hda_codec_write(codec, nid, 0, AC_VERB_SET_AMP_GAIN_MUTE,
1044                                     AC_AMP_SET_RIGHT | AC_AMP_SET_OUTPUT | lamp);
1045
1046                 lamp = snd_hda_codec_read(codec, nid, 0,
1047                                   AC_VERB_GET_AMP_GAIN_MUTE,
1048                                   AC_AMP_GET_LEFT | AC_AMP_GET_OUTPUT);
1049                 ramp = snd_hda_codec_read(codec, nid, 0,
1050                                   AC_VERB_GET_AMP_GAIN_MUTE,
1051                                   AC_AMP_GET_RIGHT | AC_AMP_GET_OUTPUT);
1052                 snd_printd("Haswell HDMI audio: Mute after set on pin 0x%x: [0x%x 0x%x]\n", nid, lamp, ramp);
1053         }
1054 }
1055
1056 /*
1057  * Callbacks
1058  */
1059
1060 /* HBR should be Non-PCM, 8 channels */
1061 #define is_hbr_format(format) \
1062         ((format & AC_FMT_TYPE_NON_PCM) && (format & AC_FMT_CHAN_MASK) == 7)
1063
1064 static int hdmi_setup_stream(struct hda_codec *codec, hda_nid_t cvt_nid,
1065                               hda_nid_t pin_nid, u32 stream_tag, int format)
1066 {
1067         int pinctl;
1068         int new_pinctl = 0;
1069
1070         if (codec->vendor_id == 0x80862807)
1071                 haswell_verify_pin_D0(codec, pin_nid);
1072
1073         if (snd_hda_query_pin_caps(codec, pin_nid) & AC_PINCAP_HBR) {
1074                 pinctl = snd_hda_codec_read(codec, pin_nid, 0,
1075                                             AC_VERB_GET_PIN_WIDGET_CONTROL, 0);
1076
1077                 new_pinctl = pinctl & ~AC_PINCTL_EPT;
1078                 if (is_hbr_format(format))
1079                         new_pinctl |= AC_PINCTL_EPT_HBR;
1080                 else
1081                         new_pinctl |= AC_PINCTL_EPT_NATIVE;
1082
1083                 snd_printdd("hdmi_setup_stream: "
1084                             "NID=0x%x, %spinctl=0x%x\n",
1085                             pin_nid,
1086                             pinctl == new_pinctl ? "" : "new-",
1087                             new_pinctl);
1088
1089                 if (pinctl != new_pinctl)
1090                         snd_hda_codec_write(codec, pin_nid, 0,
1091                                             AC_VERB_SET_PIN_WIDGET_CONTROL,
1092                                             new_pinctl);
1093
1094         }
1095         if (is_hbr_format(format) && !new_pinctl) {
1096                 snd_printdd("hdmi_setup_stream: HBR is not supported\n");
1097                 return -EINVAL;
1098         }
1099
1100         snd_hda_codec_setup_stream(codec, cvt_nid, stream_tag, 0, format);
1101         return 0;
1102 }
1103
1104 /*
1105  * HDA PCM callbacks
1106  */
1107 static int hdmi_pcm_open(struct hda_pcm_stream *hinfo,
1108                          struct hda_codec *codec,
1109                          struct snd_pcm_substream *substream)
1110 {
1111         struct hdmi_spec *spec = codec->spec;
1112         struct snd_pcm_runtime *runtime = substream->runtime;
1113         int pin_idx, cvt_idx, mux_idx = 0;
1114         struct hdmi_spec_per_pin *per_pin;
1115         struct hdmi_eld *eld;
1116         struct hdmi_spec_per_cvt *per_cvt = NULL;
1117
1118         /* Validate hinfo */
1119         pin_idx = hinfo_to_pin_index(spec, hinfo);
1120         if (snd_BUG_ON(pin_idx < 0))
1121                 return -EINVAL;
1122         per_pin = get_pin(spec, pin_idx);
1123         eld = &per_pin->sink_eld;
1124
1125         /* Dynamically assign converter to stream */
1126         for (cvt_idx = 0; cvt_idx < spec->num_cvts; cvt_idx++) {
1127                 per_cvt = get_cvt(spec, cvt_idx);
1128
1129                 /* Must not already be assigned */
1130                 if (per_cvt->assigned)
1131                         continue;
1132                 /* Must be in pin's mux's list of converters */
1133                 for (mux_idx = 0; mux_idx < per_pin->num_mux_nids; mux_idx++)
1134                         if (per_pin->mux_nids[mux_idx] == per_cvt->cvt_nid)
1135                                 break;
1136                 /* Not in mux list */
1137                 if (mux_idx == per_pin->num_mux_nids)
1138                         continue;
1139                 break;
1140         }
1141         /* No free converters */
1142         if (cvt_idx == spec->num_cvts)
1143                 return -ENODEV;
1144
1145         /* Claim converter */
1146         per_cvt->assigned = 1;
1147         hinfo->nid = per_cvt->cvt_nid;
1148
1149         snd_hda_codec_write(codec, per_pin->pin_nid, 0,
1150                             AC_VERB_SET_CONNECT_SEL,
1151                             mux_idx);
1152         snd_hda_spdif_ctls_assign(codec, pin_idx, per_cvt->cvt_nid);
1153
1154         /* Initially set the converter's capabilities */
1155         hinfo->channels_min = per_cvt->channels_min;
1156         hinfo->channels_max = per_cvt->channels_max;
1157         hinfo->rates = per_cvt->rates;
1158         hinfo->formats = per_cvt->formats;
1159         hinfo->maxbps = per_cvt->maxbps;
1160
1161         /* Restrict capabilities by ELD if this isn't disabled */
1162         if (!static_hdmi_pcm && eld->eld_valid) {
1163                 snd_hdmi_eld_update_pcm_info(&eld->info, hinfo);
1164                 if (hinfo->channels_min > hinfo->channels_max ||
1165                     !hinfo->rates || !hinfo->formats) {
1166                         per_cvt->assigned = 0;
1167                         hinfo->nid = 0;
1168                         snd_hda_spdif_ctls_unassign(codec, pin_idx);
1169                         return -ENODEV;
1170                 }
1171         }
1172
1173         /* Store the updated parameters */
1174         runtime->hw.channels_min = hinfo->channels_min;
1175         runtime->hw.channels_max = hinfo->channels_max;
1176         runtime->hw.formats = hinfo->formats;
1177         runtime->hw.rates = hinfo->rates;
1178
1179         snd_pcm_hw_constraint_step(substream->runtime, 0,
1180                                    SNDRV_PCM_HW_PARAM_CHANNELS, 2);
1181         return 0;
1182 }
1183
1184 /*
1185  * HDA/HDMI auto parsing
1186  */
1187 static int hdmi_read_pin_conn(struct hda_codec *codec, int pin_idx)
1188 {
1189         struct hdmi_spec *spec = codec->spec;
1190         struct hdmi_spec_per_pin *per_pin = get_pin(spec, pin_idx);
1191         hda_nid_t pin_nid = per_pin->pin_nid;
1192
1193         if (!(get_wcaps(codec, pin_nid) & AC_WCAP_CONN_LIST)) {
1194                 snd_printk(KERN_WARNING
1195                            "HDMI: pin %d wcaps %#x "
1196                            "does not support connection list\n",
1197                            pin_nid, get_wcaps(codec, pin_nid));
1198                 return -EINVAL;
1199         }
1200
1201         per_pin->num_mux_nids = snd_hda_get_connections(codec, pin_nid,
1202                                                         per_pin->mux_nids,
1203                                                         HDA_MAX_CONNECTIONS);
1204
1205         return 0;
1206 }
1207
1208 static void hdmi_present_sense(struct hdmi_spec_per_pin *per_pin, int repoll)
1209 {
1210         struct hda_codec *codec = per_pin->codec;
1211         struct hdmi_spec *spec = codec->spec;
1212         struct hdmi_eld *eld = &spec->temp_eld;
1213         struct hdmi_eld *pin_eld = &per_pin->sink_eld;
1214         hda_nid_t pin_nid = per_pin->pin_nid;
1215         /*
1216          * Always execute a GetPinSense verb here, even when called from
1217          * hdmi_intrinsic_event; for some NVIDIA HW, the unsolicited
1218          * response's PD bit is not the real PD value, but indicates that
1219          * the real PD value changed. An older version of the HD-audio
1220          * specification worked this way. Hence, we just ignore the data in
1221          * the unsolicited response to avoid custom WARs.
1222          */
1223         int present = snd_hda_pin_sense(codec, pin_nid);
1224         bool update_eld = false;
1225         bool eld_changed = false;
1226
1227         pin_eld->monitor_present = !!(present & AC_PINSENSE_PRESENCE);
1228         if (pin_eld->monitor_present)
1229                 eld->eld_valid  = !!(present & AC_PINSENSE_ELDV);
1230         else
1231                 eld->eld_valid = false;
1232
1233         _snd_printd(SND_PR_VERBOSE,
1234                 "HDMI status: Codec=%d Pin=%d Presence_Detect=%d ELD_Valid=%d\n",
1235                 codec->addr, pin_nid, pin_eld->monitor_present, eld->eld_valid);
1236
1237         if (eld->eld_valid) {
1238                 if (snd_hdmi_get_eld(codec, pin_nid, eld->eld_buffer,
1239                                                      &eld->eld_size) < 0)
1240                         eld->eld_valid = false;
1241                 else {
1242                         memset(&eld->info, 0, sizeof(struct parsed_hdmi_eld));
1243                         if (snd_hdmi_parse_eld(&eld->info, eld->eld_buffer,
1244                                                     eld->eld_size) < 0)
1245                                 eld->eld_valid = false;
1246                 }
1247
1248                 if (eld->eld_valid) {
1249                         snd_hdmi_show_eld(&eld->info);
1250                         update_eld = true;
1251                 }
1252                 else if (repoll) {
1253                         queue_delayed_work(codec->bus->workq,
1254                                            &per_pin->work,
1255                                            msecs_to_jiffies(300));
1256                         return;
1257                 }
1258         }
1259
1260         mutex_lock(&pin_eld->lock);
1261         if (pin_eld->eld_valid && !eld->eld_valid) {
1262                 update_eld = true;
1263                 eld_changed = true;
1264         }
1265         if (update_eld) {
1266                 pin_eld->eld_valid = eld->eld_valid;
1267                 eld_changed = pin_eld->eld_size != eld->eld_size ||
1268                               memcmp(pin_eld->eld_buffer, eld->eld_buffer,
1269                                      eld->eld_size) != 0;
1270                 if (eld_changed)
1271                         memcpy(pin_eld->eld_buffer, eld->eld_buffer,
1272                                eld->eld_size);
1273                 pin_eld->eld_size = eld->eld_size;
1274                 pin_eld->info = eld->info;
1275         }
1276         mutex_unlock(&pin_eld->lock);
1277
1278         if (eld_changed)
1279                 snd_ctl_notify(codec->bus->card,
1280                                SNDRV_CTL_EVENT_MASK_VALUE | SNDRV_CTL_EVENT_MASK_INFO,
1281                                &per_pin->eld_ctl->id);
1282 }
1283
1284 static void hdmi_repoll_eld(struct work_struct *work)
1285 {
1286         struct hdmi_spec_per_pin *per_pin =
1287         container_of(to_delayed_work(work), struct hdmi_spec_per_pin, work);
1288
1289         if (per_pin->repoll_count++ > 6)
1290                 per_pin->repoll_count = 0;
1291
1292         hdmi_present_sense(per_pin, per_pin->repoll_count);
1293 }
1294
1295 static void intel_haswell_fixup_connect_list(struct hda_codec *codec,
1296                                              hda_nid_t nid);
1297
1298 static int hdmi_add_pin(struct hda_codec *codec, hda_nid_t pin_nid)
1299 {
1300         struct hdmi_spec *spec = codec->spec;
1301         unsigned int caps, config;
1302         int pin_idx;
1303         struct hdmi_spec_per_pin *per_pin;
1304         int err;
1305
1306         caps = snd_hda_query_pin_caps(codec, pin_nid);
1307         if (!(caps & (AC_PINCAP_HDMI | AC_PINCAP_DP)))
1308                 return 0;
1309
1310         config = snd_hda_codec_get_pincfg(codec, pin_nid);
1311         if (get_defcfg_connect(config) == AC_JACK_PORT_NONE)
1312                 return 0;
1313
1314         if (codec->vendor_id == 0x80862807)
1315                 intel_haswell_fixup_connect_list(codec, pin_nid);
1316
1317         pin_idx = spec->num_pins;
1318         per_pin = snd_array_new(&spec->pins);
1319         if (!per_pin)
1320                 return -ENOMEM;
1321
1322         per_pin->pin_nid = pin_nid;
1323         per_pin->non_pcm = false;
1324
1325         err = hdmi_read_pin_conn(codec, pin_idx);
1326         if (err < 0)
1327                 return err;
1328
1329         spec->num_pins++;
1330
1331         return 0;
1332 }
1333
1334 static int hdmi_add_cvt(struct hda_codec *codec, hda_nid_t cvt_nid)
1335 {
1336         struct hdmi_spec *spec = codec->spec;
1337         struct hdmi_spec_per_cvt *per_cvt;
1338         unsigned int chans;
1339         int err;
1340
1341         chans = get_wcaps(codec, cvt_nid);
1342         chans = get_wcaps_channels(chans);
1343
1344         per_cvt = snd_array_new(&spec->cvts);
1345         if (!per_cvt)
1346                 return -ENOMEM;
1347
1348         per_cvt->cvt_nid = cvt_nid;
1349         per_cvt->channels_min = 2;
1350         if (chans <= 16) {
1351                 per_cvt->channels_max = chans;
1352                 if (chans > spec->channels_max)
1353                         spec->channels_max = chans;
1354         }
1355
1356         err = snd_hda_query_supported_pcm(codec, cvt_nid,
1357                                           &per_cvt->rates,
1358                                           &per_cvt->formats,
1359                                           &per_cvt->maxbps);
1360         if (err < 0)
1361                 return err;
1362
1363         if (spec->num_cvts < ARRAY_SIZE(spec->cvt_nids))
1364                 spec->cvt_nids[spec->num_cvts] = cvt_nid;
1365         spec->num_cvts++;
1366
1367         return 0;
1368 }
1369
1370 static int hdmi_parse_codec(struct hda_codec *codec)
1371 {
1372         hda_nid_t nid;
1373         int i, nodes;
1374
1375         nodes = snd_hda_get_sub_nodes(codec, codec->afg, &nid);
1376         if (!nid || nodes < 0) {
1377                 snd_printk(KERN_WARNING "HDMI: failed to get afg sub nodes\n");
1378                 return -EINVAL;
1379         }
1380
1381         for (i = 0; i < nodes; i++, nid++) {
1382                 unsigned int caps;
1383                 unsigned int type;
1384
1385                 caps = get_wcaps(codec, nid);
1386                 type = get_wcaps_type(caps);
1387
1388                 if (!(caps & AC_WCAP_DIGITAL))
1389                         continue;
1390
1391                 switch (type) {
1392                 case AC_WID_AUD_OUT:
1393                         hdmi_add_cvt(codec, nid);
1394                         break;
1395                 case AC_WID_PIN:
1396                         hdmi_add_pin(codec, nid);
1397                         break;
1398                 }
1399         }
1400
1401 #ifdef CONFIG_PM
1402         /* We're seeing some problems with unsolicited hot plug events on
1403          * PantherPoint after S3, if this is not enabled */
1404         if (codec->vendor_id == 0x80862806)
1405                 codec->bus->power_keep_link_on = 1;
1406         /*
1407          * G45/IbexPeak don't support EPSS: the unsolicited pin hot plug event
1408          * can be lost and presence sense verb will become inaccurate if the
1409          * HDA link is powered off at hot plug or hw initialization time.
1410          */
1411         else if (!(snd_hda_param_read(codec, codec->afg, AC_PAR_POWER_STATE) &
1412               AC_PWRST_EPSS))
1413                 codec->bus->power_keep_link_on = 1;
1414 #endif
1415
1416         return 0;
1417 }
1418
1419 /*
1420  */
1421 static bool check_non_pcm_per_cvt(struct hda_codec *codec, hda_nid_t cvt_nid)
1422 {
1423         struct hda_spdif_out *spdif;
1424         bool non_pcm;
1425
1426         mutex_lock(&codec->spdif_mutex);
1427         spdif = snd_hda_spdif_out_of_nid(codec, cvt_nid);
1428         non_pcm = !!(spdif->status & IEC958_AES0_NONAUDIO);
1429         mutex_unlock(&codec->spdif_mutex);
1430         return non_pcm;
1431 }
1432
1433
1434 /*
1435  * HDMI callbacks
1436  */
1437
1438 static int generic_hdmi_playback_pcm_prepare(struct hda_pcm_stream *hinfo,
1439                                            struct hda_codec *codec,
1440                                            unsigned int stream_tag,
1441                                            unsigned int format,
1442                                            struct snd_pcm_substream *substream)
1443 {
1444         hda_nid_t cvt_nid = hinfo->nid;
1445         struct hdmi_spec *spec = codec->spec;
1446         int pin_idx = hinfo_to_pin_index(spec, hinfo);
1447         hda_nid_t pin_nid = get_pin(spec, pin_idx)->pin_nid;
1448         bool non_pcm;
1449
1450         non_pcm = check_non_pcm_per_cvt(codec, cvt_nid);
1451
1452         hdmi_set_channel_count(codec, cvt_nid, substream->runtime->channels);
1453
1454         hdmi_setup_audio_infoframe(codec, pin_idx, non_pcm, substream);
1455
1456         return hdmi_setup_stream(codec, cvt_nid, pin_nid, stream_tag, format);
1457 }
1458
1459 static int generic_hdmi_playback_pcm_cleanup(struct hda_pcm_stream *hinfo,
1460                                              struct hda_codec *codec,
1461                                              struct snd_pcm_substream *substream)
1462 {
1463         snd_hda_codec_cleanup_stream(codec, hinfo->nid);
1464         return 0;
1465 }
1466
1467 static int hdmi_pcm_close(struct hda_pcm_stream *hinfo,
1468                           struct hda_codec *codec,
1469                           struct snd_pcm_substream *substream)
1470 {
1471         struct hdmi_spec *spec = codec->spec;
1472         int cvt_idx, pin_idx;
1473         struct hdmi_spec_per_cvt *per_cvt;
1474         struct hdmi_spec_per_pin *per_pin;
1475
1476         if (hinfo->nid) {
1477                 cvt_idx = cvt_nid_to_cvt_index(spec, hinfo->nid);
1478                 if (snd_BUG_ON(cvt_idx < 0))
1479                         return -EINVAL;
1480                 per_cvt = get_cvt(spec, cvt_idx);
1481
1482                 snd_BUG_ON(!per_cvt->assigned);
1483                 per_cvt->assigned = 0;
1484                 hinfo->nid = 0;
1485
1486                 pin_idx = hinfo_to_pin_index(spec, hinfo);
1487                 if (snd_BUG_ON(pin_idx < 0))
1488                         return -EINVAL;
1489                 per_pin = get_pin(spec, pin_idx);
1490
1491                 snd_hda_spdif_ctls_unassign(codec, pin_idx);
1492                 per_pin->chmap_set = false;
1493                 memset(per_pin->chmap, 0, sizeof(per_pin->chmap));
1494         }
1495
1496         return 0;
1497 }
1498
1499 static const struct hda_pcm_ops generic_ops = {
1500         .open = hdmi_pcm_open,
1501         .close = hdmi_pcm_close,
1502         .prepare = generic_hdmi_playback_pcm_prepare,
1503         .cleanup = generic_hdmi_playback_pcm_cleanup,
1504 };
1505
1506 /*
1507  * ALSA API channel-map control callbacks
1508  */
1509 static int hdmi_chmap_ctl_info(struct snd_kcontrol *kcontrol,
1510                                struct snd_ctl_elem_info *uinfo)
1511 {
1512         struct snd_pcm_chmap *info = snd_kcontrol_chip(kcontrol);
1513         struct hda_codec *codec = info->private_data;
1514         struct hdmi_spec *spec = codec->spec;
1515         uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
1516         uinfo->count = spec->channels_max;
1517         uinfo->value.integer.min = 0;
1518         uinfo->value.integer.max = SNDRV_CHMAP_LAST;
1519         return 0;
1520 }
1521
1522 static int hdmi_chmap_ctl_tlv(struct snd_kcontrol *kcontrol, int op_flag,
1523                               unsigned int size, unsigned int __user *tlv)
1524 {
1525         struct snd_pcm_chmap *info = snd_kcontrol_chip(kcontrol);
1526         struct hda_codec *codec = info->private_data;
1527         struct hdmi_spec *spec = codec->spec;
1528         const unsigned int valid_mask =
1529                 FL | FR | RL | RR | LFE | FC | RLC | RRC;
1530         unsigned int __user *dst;
1531         int chs, count = 0;
1532
1533         if (size < 8)
1534                 return -ENOMEM;
1535         if (put_user(SNDRV_CTL_TLVT_CONTAINER, tlv))
1536                 return -EFAULT;
1537         size -= 8;
1538         dst = tlv + 2;
1539         for (chs = 2; chs <= spec->channels_max; chs++) {
1540                 int i, c;
1541                 struct cea_channel_speaker_allocation *cap;
1542                 cap = channel_allocations;
1543                 for (i = 0; i < ARRAY_SIZE(channel_allocations); i++, cap++) {
1544                         int chs_bytes = chs * 4;
1545                         if (cap->channels != chs)
1546                                 continue;
1547                         if (cap->spk_mask & ~valid_mask)
1548                                 continue;
1549                         if (size < 8)
1550                                 return -ENOMEM;
1551                         if (put_user(SNDRV_CTL_TLVT_CHMAP_VAR, dst) ||
1552                             put_user(chs_bytes, dst + 1))
1553                                 return -EFAULT;
1554                         dst += 2;
1555                         size -= 8;
1556                         count += 8;
1557                         if (size < chs_bytes)
1558                                 return -ENOMEM;
1559                         size -= chs_bytes;
1560                         count += chs_bytes;
1561                         for (c = 7; c >= 0; c--) {
1562                                 int spk = cap->speakers[c];
1563                                 if (!spk)
1564                                         continue;
1565                                 if (put_user(spk_to_chmap(spk), dst))
1566                                         return -EFAULT;
1567                                 dst++;
1568                         }
1569                 }
1570         }
1571         if (put_user(count, tlv + 1))
1572                 return -EFAULT;
1573         return 0;
1574 }
1575
1576 static int hdmi_chmap_ctl_get(struct snd_kcontrol *kcontrol,
1577                               struct snd_ctl_elem_value *ucontrol)
1578 {
1579         struct snd_pcm_chmap *info = snd_kcontrol_chip(kcontrol);
1580         struct hda_codec *codec = info->private_data;
1581         struct hdmi_spec *spec = codec->spec;
1582         int pin_idx = kcontrol->private_value;
1583         struct hdmi_spec_per_pin *per_pin = get_pin(spec, pin_idx);
1584         int i;
1585
1586         for (i = 0; i < ARRAY_SIZE(per_pin->chmap); i++)
1587                 ucontrol->value.integer.value[i] = per_pin->chmap[i];
1588         return 0;
1589 }
1590
1591 static int hdmi_chmap_ctl_put(struct snd_kcontrol *kcontrol,
1592                               struct snd_ctl_elem_value *ucontrol)
1593 {
1594         struct snd_pcm_chmap *info = snd_kcontrol_chip(kcontrol);
1595         struct hda_codec *codec = info->private_data;
1596         struct hdmi_spec *spec = codec->spec;
1597         int pin_idx = kcontrol->private_value;
1598         struct hdmi_spec_per_pin *per_pin = get_pin(spec, pin_idx);
1599         unsigned int ctl_idx;
1600         struct snd_pcm_substream *substream;
1601         unsigned char chmap[8];
1602         int i, ca, prepared = 0;
1603
1604         ctl_idx = snd_ctl_get_ioffidx(kcontrol, &ucontrol->id);
1605         substream = snd_pcm_chmap_substream(info, ctl_idx);
1606         if (!substream || !substream->runtime)
1607                 return 0; /* just for avoiding error from alsactl restore */
1608         switch (substream->runtime->status->state) {
1609         case SNDRV_PCM_STATE_OPEN:
1610         case SNDRV_PCM_STATE_SETUP:
1611                 break;
1612         case SNDRV_PCM_STATE_PREPARED:
1613                 prepared = 1;
1614                 break;
1615         default:
1616                 return -EBUSY;
1617         }
1618         memset(chmap, 0, sizeof(chmap));
1619         for (i = 0; i < ARRAY_SIZE(chmap); i++)
1620                 chmap[i] = ucontrol->value.integer.value[i];
1621         if (!memcmp(chmap, per_pin->chmap, sizeof(chmap)))
1622                 return 0;
1623         ca = hdmi_manual_channel_allocation(ARRAY_SIZE(chmap), chmap);
1624         if (ca < 0)
1625                 return -EINVAL;
1626         per_pin->chmap_set = true;
1627         memcpy(per_pin->chmap, chmap, sizeof(chmap));
1628         if (prepared)
1629                 hdmi_setup_audio_infoframe(codec, pin_idx, per_pin->non_pcm,
1630                                            substream);
1631
1632         return 0;
1633 }
1634
1635 static int generic_hdmi_build_pcms(struct hda_codec *codec)
1636 {
1637         struct hdmi_spec *spec = codec->spec;
1638         int pin_idx;
1639
1640         for (pin_idx = 0; pin_idx < spec->num_pins; pin_idx++) {
1641                 struct hda_pcm *info;
1642                 struct hda_pcm_stream *pstr;
1643                 struct hdmi_spec_per_pin *per_pin;
1644
1645                 per_pin = get_pin(spec, pin_idx);
1646                 sprintf(per_pin->pcm_name, "HDMI %d", pin_idx);
1647                 info = snd_array_new(&spec->pcm_rec);
1648                 if (!info)
1649                         return -ENOMEM;
1650                 info->name = per_pin->pcm_name;
1651                 info->pcm_type = HDA_PCM_TYPE_HDMI;
1652                 info->own_chmap = true;
1653
1654                 pstr = &info->stream[SNDRV_PCM_STREAM_PLAYBACK];
1655                 pstr->substreams = 1;
1656                 pstr->ops = generic_ops;
1657                 /* other pstr fields are set in open */
1658         }
1659
1660         codec->num_pcms = spec->num_pins;
1661         codec->pcm_info = spec->pcm_rec.list;
1662
1663         return 0;
1664 }
1665
1666 static int generic_hdmi_build_jack(struct hda_codec *codec, int pin_idx)
1667 {
1668         char hdmi_str[32] = "HDMI/DP";
1669         struct hdmi_spec *spec = codec->spec;
1670         struct hdmi_spec_per_pin *per_pin = get_pin(spec, pin_idx);
1671         int pcmdev = get_pcm_rec(spec, pin_idx)->device;
1672
1673         if (pcmdev > 0)
1674                 sprintf(hdmi_str + strlen(hdmi_str), ",pcm=%d", pcmdev);
1675         if (!is_jack_detectable(codec, per_pin->pin_nid))
1676                 strncat(hdmi_str, " Phantom",
1677                         sizeof(hdmi_str) - strlen(hdmi_str) - 1);
1678
1679         return snd_hda_jack_add_kctl(codec, per_pin->pin_nid, hdmi_str, 0);
1680 }
1681
1682 static int generic_hdmi_build_controls(struct hda_codec *codec)
1683 {
1684         struct hdmi_spec *spec = codec->spec;
1685         int err;
1686         int pin_idx;
1687
1688         for (pin_idx = 0; pin_idx < spec->num_pins; pin_idx++) {
1689                 struct hdmi_spec_per_pin *per_pin = get_pin(spec, pin_idx);
1690
1691                 err = generic_hdmi_build_jack(codec, pin_idx);
1692                 if (err < 0)
1693                         return err;
1694
1695                 err = snd_hda_create_dig_out_ctls(codec,
1696                                                   per_pin->pin_nid,
1697                                                   per_pin->mux_nids[0],
1698                                                   HDA_PCM_TYPE_HDMI);
1699                 if (err < 0)
1700                         return err;
1701                 snd_hda_spdif_ctls_unassign(codec, pin_idx);
1702
1703                 /* add control for ELD Bytes */
1704                 err = hdmi_create_eld_ctl(codec, pin_idx,
1705                                           get_pcm_rec(spec, pin_idx)->device);
1706
1707                 if (err < 0)
1708                         return err;
1709
1710                 hdmi_present_sense(per_pin, 0);
1711         }
1712
1713         /* add channel maps */
1714         for (pin_idx = 0; pin_idx < spec->num_pins; pin_idx++) {
1715                 struct snd_pcm_chmap *chmap;
1716                 struct snd_kcontrol *kctl;
1717                 int i;
1718                 err = snd_pcm_add_chmap_ctls(codec->pcm_info[pin_idx].pcm,
1719                                              SNDRV_PCM_STREAM_PLAYBACK,
1720                                              NULL, 0, pin_idx, &chmap);
1721                 if (err < 0)
1722                         return err;
1723                 /* override handlers */
1724                 chmap->private_data = codec;
1725                 kctl = chmap->kctl;
1726                 for (i = 0; i < kctl->count; i++)
1727                         kctl->vd[i].access |= SNDRV_CTL_ELEM_ACCESS_WRITE;
1728                 kctl->info = hdmi_chmap_ctl_info;
1729                 kctl->get = hdmi_chmap_ctl_get;
1730                 kctl->put = hdmi_chmap_ctl_put;
1731                 kctl->tlv.c = hdmi_chmap_ctl_tlv;
1732         }
1733
1734         return 0;
1735 }
1736
1737 static int generic_hdmi_init_per_pins(struct hda_codec *codec)
1738 {
1739         struct hdmi_spec *spec = codec->spec;
1740         int pin_idx;
1741
1742         for (pin_idx = 0; pin_idx < spec->num_pins; pin_idx++) {
1743                 struct hdmi_spec_per_pin *per_pin = get_pin(spec, pin_idx);
1744                 struct hdmi_eld *eld = &per_pin->sink_eld;
1745
1746                 per_pin->codec = codec;
1747                 mutex_init(&eld->lock);
1748                 INIT_DELAYED_WORK(&per_pin->work, hdmi_repoll_eld);
1749                 snd_hda_eld_proc_new(codec, eld, pin_idx);
1750         }
1751         return 0;
1752 }
1753
1754 static int generic_hdmi_init(struct hda_codec *codec)
1755 {
1756         struct hdmi_spec *spec = codec->spec;
1757         int pin_idx;
1758
1759         for (pin_idx = 0; pin_idx < spec->num_pins; pin_idx++) {
1760                 struct hdmi_spec_per_pin *per_pin = get_pin(spec, pin_idx);
1761                 hda_nid_t pin_nid = per_pin->pin_nid;
1762
1763                 hdmi_init_pin(codec, pin_nid);
1764                 snd_hda_jack_detect_enable(codec, pin_nid, pin_nid);
1765         }
1766         return 0;
1767 }
1768
1769 static void hdmi_array_init(struct hdmi_spec *spec, int nums)
1770 {
1771         snd_array_init(&spec->pins, sizeof(struct hdmi_spec_per_pin), nums);
1772         snd_array_init(&spec->cvts, sizeof(struct hdmi_spec_per_cvt), nums);
1773         snd_array_init(&spec->pcm_rec, sizeof(struct hda_pcm), nums);
1774 }
1775
1776 static void hdmi_array_free(struct hdmi_spec *spec)
1777 {
1778         snd_array_free(&spec->pins);
1779         snd_array_free(&spec->cvts);
1780         snd_array_free(&spec->pcm_rec);
1781 }
1782
1783 static void generic_hdmi_free(struct hda_codec *codec)
1784 {
1785         struct hdmi_spec *spec = codec->spec;
1786         int pin_idx;
1787
1788         for (pin_idx = 0; pin_idx < spec->num_pins; pin_idx++) {
1789                 struct hdmi_spec_per_pin *per_pin = get_pin(spec, pin_idx);
1790                 struct hdmi_eld *eld = &per_pin->sink_eld;
1791
1792                 cancel_delayed_work(&per_pin->work);
1793                 snd_hda_eld_proc_free(codec, eld);
1794         }
1795
1796         flush_workqueue(codec->bus->workq);
1797         hdmi_array_free(spec);
1798         kfree(spec);
1799 }
1800
1801 static const struct hda_codec_ops generic_hdmi_patch_ops = {
1802         .init                   = generic_hdmi_init,
1803         .free                   = generic_hdmi_free,
1804         .build_pcms             = generic_hdmi_build_pcms,
1805         .build_controls         = generic_hdmi_build_controls,
1806         .unsol_event            = hdmi_unsol_event,
1807 };
1808
1809
1810 static void intel_haswell_fixup_connect_list(struct hda_codec *codec,
1811                                              hda_nid_t nid)
1812 {
1813         struct hdmi_spec *spec = codec->spec;
1814         hda_nid_t conns[4];
1815         int nconns;
1816
1817         nconns = snd_hda_get_connections(codec, nid, conns, ARRAY_SIZE(conns));
1818         if (nconns == spec->num_cvts &&
1819             !memcmp(conns, spec->cvt_nids, spec->num_cvts * sizeof(hda_nid_t)))
1820                 return;
1821
1822         /* override pins connection list */
1823         snd_printdd("hdmi: haswell: override pin connection 0x%x\n", nid);
1824         nconns = max(spec->num_cvts, 4);
1825         snd_hda_override_conn_list(codec, nid, spec->num_cvts, spec->cvt_nids);
1826 }
1827
1828 #define INTEL_VENDOR_NID 0x08
1829 #define INTEL_GET_VENDOR_VERB 0xf81
1830 #define INTEL_SET_VENDOR_VERB 0x781
1831 #define INTEL_EN_DP12                   0x02 /* enable DP 1.2 features */
1832 #define INTEL_EN_ALL_PIN_CVTS   0x01 /* enable 2nd & 3rd pins and convertors */
1833
1834 static void intel_haswell_enable_all_pins(struct hda_codec *codec,
1835                                         const struct hda_fixup *fix, int action)
1836 {
1837         unsigned int vendor_param;
1838
1839         if (action != HDA_FIXUP_ACT_PRE_PROBE)
1840                 return;
1841         vendor_param = snd_hda_codec_read(codec, INTEL_VENDOR_NID, 0,
1842                                 INTEL_GET_VENDOR_VERB, 0);
1843         if (vendor_param == -1 || vendor_param & INTEL_EN_ALL_PIN_CVTS)
1844                 return;
1845
1846         vendor_param |= INTEL_EN_ALL_PIN_CVTS;
1847         vendor_param = snd_hda_codec_read(codec, INTEL_VENDOR_NID, 0,
1848                                 INTEL_SET_VENDOR_VERB, vendor_param);
1849         if (vendor_param == -1)
1850                 return;
1851
1852         snd_hda_codec_update_widgets(codec);
1853         return;
1854 }
1855
1856 static void intel_haswell_fixup_enable_dp12(struct hda_codec *codec)
1857 {
1858         unsigned int vendor_param;
1859
1860         vendor_param = snd_hda_codec_read(codec, INTEL_VENDOR_NID, 0,
1861                                 INTEL_GET_VENDOR_VERB, 0);
1862         if (vendor_param == -1 || vendor_param & INTEL_EN_DP12)
1863                 return;
1864
1865         /* enable DP1.2 mode */
1866         vendor_param |= INTEL_EN_DP12;
1867         snd_hda_codec_write_cache(codec, INTEL_VENDOR_NID, 0,
1868                                 INTEL_SET_VENDOR_VERB, vendor_param);
1869 }
1870
1871
1872
1873 /* available models for fixup */
1874 enum {
1875         INTEL_HASWELL,
1876 };
1877
1878 static const struct hda_model_fixup hdmi_models[] = {
1879         {.id = INTEL_HASWELL, .name = "Haswell"},
1880         {}
1881 };
1882
1883 static const struct snd_pci_quirk hdmi_fixup_tbl[] = {
1884         SND_PCI_QUIRK(0x8086, 0x2010, "Haswell", INTEL_HASWELL),
1885         {} /* terminator */
1886 };
1887
1888 static const struct hda_fixup hdmi_fixups[] = {
1889         [INTEL_HASWELL] = {
1890                 .type = HDA_FIXUP_FUNC,
1891                 .v.func = intel_haswell_enable_all_pins,
1892         },
1893 };
1894
1895
1896 static int patch_generic_hdmi(struct hda_codec *codec)
1897 {
1898         struct hdmi_spec *spec;
1899
1900         spec = kzalloc(sizeof(*spec), GFP_KERNEL);
1901         if (spec == NULL)
1902                 return -ENOMEM;
1903
1904         codec->spec = spec;
1905         hdmi_array_init(spec, 4);
1906
1907         snd_hda_pick_fixup(codec, hdmi_models, hdmi_fixup_tbl, hdmi_fixups);
1908         snd_hda_apply_fixup(codec, HDA_FIXUP_ACT_PRE_PROBE);
1909
1910         if (codec->vendor_id == 0x80862807)
1911                 intel_haswell_fixup_enable_dp12(codec);
1912
1913         if (hdmi_parse_codec(codec) < 0) {
1914                 codec->spec = NULL;
1915                 kfree(spec);
1916                 return -EINVAL;
1917         }
1918         codec->patch_ops = generic_hdmi_patch_ops;
1919         generic_hdmi_init_per_pins(codec);
1920
1921         init_channel_allocations();
1922
1923         return 0;
1924 }
1925
1926 /*
1927  * Shared non-generic implementations
1928  */
1929
1930 static int simple_playback_build_pcms(struct hda_codec *codec)
1931 {
1932         struct hdmi_spec *spec = codec->spec;
1933         struct hda_pcm *info;
1934         unsigned int chans;
1935         struct hda_pcm_stream *pstr;
1936         struct hdmi_spec_per_cvt *per_cvt;
1937
1938         per_cvt = get_cvt(spec, 0);
1939         chans = get_wcaps(codec, per_cvt->cvt_nid);
1940         chans = get_wcaps_channels(chans);
1941
1942         info = snd_array_new(&spec->pcm_rec);
1943         if (!info)
1944                 return -ENOMEM;
1945         info->name = get_pin(spec, 0)->pcm_name;
1946         sprintf(info->name, "HDMI 0");
1947         info->pcm_type = HDA_PCM_TYPE_HDMI;
1948         pstr = &info->stream[SNDRV_PCM_STREAM_PLAYBACK];
1949         *pstr = spec->pcm_playback;
1950         pstr->nid = per_cvt->cvt_nid;
1951         if (pstr->channels_max <= 2 && chans && chans <= 16)
1952                 pstr->channels_max = chans;
1953
1954         codec->num_pcms = 1;
1955         codec->pcm_info = info;
1956
1957         return 0;
1958 }
1959
1960 /* unsolicited event for jack sensing */
1961 static void simple_hdmi_unsol_event(struct hda_codec *codec,
1962                                     unsigned int res)
1963 {
1964         snd_hda_jack_set_dirty_all(codec);
1965         snd_hda_jack_report_sync(codec);
1966 }
1967
1968 /* generic_hdmi_build_jack can be used for simple_hdmi, too,
1969  * as long as spec->pins[] is set correctly
1970  */
1971 #define simple_hdmi_build_jack  generic_hdmi_build_jack
1972
1973 static int simple_playback_build_controls(struct hda_codec *codec)
1974 {
1975         struct hdmi_spec *spec = codec->spec;
1976         struct hdmi_spec_per_cvt *per_cvt;
1977         int err;
1978
1979         per_cvt = get_cvt(spec, 0);
1980         err = snd_hda_create_spdif_out_ctls(codec, per_cvt->cvt_nid,
1981                                             per_cvt->cvt_nid);
1982         if (err < 0)
1983                 return err;
1984         return simple_hdmi_build_jack(codec, 0);
1985 }
1986
1987 static int simple_playback_init(struct hda_codec *codec)
1988 {
1989         struct hdmi_spec *spec = codec->spec;
1990         struct hdmi_spec_per_pin *per_pin = get_pin(spec, 0);
1991         hda_nid_t pin = per_pin->pin_nid;
1992
1993         snd_hda_codec_write(codec, pin, 0,
1994                             AC_VERB_SET_PIN_WIDGET_CONTROL, PIN_OUT);
1995         /* some codecs require to unmute the pin */
1996         if (get_wcaps(codec, pin) & AC_WCAP_OUT_AMP)
1997                 snd_hda_codec_write(codec, pin, 0, AC_VERB_SET_AMP_GAIN_MUTE,
1998                                     AMP_OUT_UNMUTE);
1999         snd_hda_jack_detect_enable(codec, pin, pin);
2000         return 0;
2001 }
2002
2003 static void simple_playback_free(struct hda_codec *codec)
2004 {
2005         struct hdmi_spec *spec = codec->spec;
2006
2007         hdmi_array_free(spec);
2008         kfree(spec);
2009 }
2010
2011 /*
2012  * Nvidia specific implementations
2013  */
2014
2015 #define Nv_VERB_SET_Channel_Allocation          0xF79
2016 #define Nv_VERB_SET_Info_Frame_Checksum         0xF7A
2017 #define Nv_VERB_SET_Audio_Protection_On         0xF98
2018 #define Nv_VERB_SET_Audio_Protection_Off        0xF99
2019
2020 #define nvhdmi_master_con_nid_7x        0x04
2021 #define nvhdmi_master_pin_nid_7x        0x05
2022
2023 static const hda_nid_t nvhdmi_con_nids_7x[4] = {
2024         /*front, rear, clfe, rear_surr */
2025         0x6, 0x8, 0xa, 0xc,
2026 };
2027
2028 static const struct hda_verb nvhdmi_basic_init_7x_2ch[] = {
2029         /* set audio protect on */
2030         { 0x1, Nv_VERB_SET_Audio_Protection_On, 0x1},
2031         /* enable digital output on pin widget */
2032         { 0x5, AC_VERB_SET_PIN_WIDGET_CONTROL, PIN_OUT | 0x5 },
2033         {} /* terminator */
2034 };
2035
2036 static const struct hda_verb nvhdmi_basic_init_7x_8ch[] = {
2037         /* set audio protect on */
2038         { 0x1, Nv_VERB_SET_Audio_Protection_On, 0x1},
2039         /* enable digital output on pin widget */
2040         { 0x5, AC_VERB_SET_PIN_WIDGET_CONTROL, PIN_OUT | 0x5 },
2041         { 0x7, AC_VERB_SET_PIN_WIDGET_CONTROL, PIN_OUT | 0x5 },
2042         { 0x9, AC_VERB_SET_PIN_WIDGET_CONTROL, PIN_OUT | 0x5 },
2043         { 0xb, AC_VERB_SET_PIN_WIDGET_CONTROL, PIN_OUT | 0x5 },
2044         { 0xd, AC_VERB_SET_PIN_WIDGET_CONTROL, PIN_OUT | 0x5 },
2045         {} /* terminator */
2046 };
2047
2048 #ifdef LIMITED_RATE_FMT_SUPPORT
2049 /* support only the safe format and rate */
2050 #define SUPPORTED_RATES         SNDRV_PCM_RATE_48000
2051 #define SUPPORTED_MAXBPS        16
2052 #define SUPPORTED_FORMATS       SNDRV_PCM_FMTBIT_S16_LE
2053 #else
2054 /* support all rates and formats */
2055 #define SUPPORTED_RATES \
2056         (SNDRV_PCM_RATE_32000 | SNDRV_PCM_RATE_44100 | SNDRV_PCM_RATE_48000 |\
2057         SNDRV_PCM_RATE_88200 | SNDRV_PCM_RATE_96000 | SNDRV_PCM_RATE_176400 |\
2058          SNDRV_PCM_RATE_192000)
2059 #define SUPPORTED_MAXBPS        24
2060 #define SUPPORTED_FORMATS \
2061         (SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S32_LE)
2062 #endif
2063
2064 static int nvhdmi_7x_init_2ch(struct hda_codec *codec)
2065 {
2066         snd_hda_sequence_write(codec, nvhdmi_basic_init_7x_2ch);
2067         return 0;
2068 }
2069
2070 static int nvhdmi_7x_init_8ch(struct hda_codec *codec)
2071 {
2072         snd_hda_sequence_write(codec, nvhdmi_basic_init_7x_8ch);
2073         return 0;
2074 }
2075
2076 static unsigned int channels_2_6_8[] = {
2077         2, 6, 8
2078 };
2079
2080 static unsigned int channels_2_8[] = {
2081         2, 8
2082 };
2083
2084 static struct snd_pcm_hw_constraint_list hw_constraints_2_6_8_channels = {
2085         .count = ARRAY_SIZE(channels_2_6_8),
2086         .list = channels_2_6_8,
2087         .mask = 0,
2088 };
2089
2090 static struct snd_pcm_hw_constraint_list hw_constraints_2_8_channels = {
2091         .count = ARRAY_SIZE(channels_2_8),
2092         .list = channels_2_8,
2093         .mask = 0,
2094 };
2095
2096 static int simple_playback_pcm_open(struct hda_pcm_stream *hinfo,
2097                                     struct hda_codec *codec,
2098                                     struct snd_pcm_substream *substream)
2099 {
2100         struct hdmi_spec *spec = codec->spec;
2101         struct snd_pcm_hw_constraint_list *hw_constraints_channels = NULL;
2102
2103         switch (codec->preset->id) {
2104         case 0x10de0002:
2105         case 0x10de0003:
2106         case 0x10de0005:
2107         case 0x10de0006:
2108                 hw_constraints_channels = &hw_constraints_2_8_channels;
2109                 break;
2110         case 0x10de0007:
2111                 hw_constraints_channels = &hw_constraints_2_6_8_channels;
2112                 break;
2113         default:
2114                 break;
2115         }
2116
2117         if (hw_constraints_channels != NULL) {
2118                 snd_pcm_hw_constraint_list(substream->runtime, 0,
2119                                 SNDRV_PCM_HW_PARAM_CHANNELS,
2120                                 hw_constraints_channels);
2121         } else {
2122                 snd_pcm_hw_constraint_step(substream->runtime, 0,
2123                                            SNDRV_PCM_HW_PARAM_CHANNELS, 2);
2124         }
2125
2126         return snd_hda_multi_out_dig_open(codec, &spec->multiout);
2127 }
2128
2129 static int simple_playback_pcm_close(struct hda_pcm_stream *hinfo,
2130                                      struct hda_codec *codec,
2131                                      struct snd_pcm_substream *substream)
2132 {
2133         struct hdmi_spec *spec = codec->spec;
2134         return snd_hda_multi_out_dig_close(codec, &spec->multiout);
2135 }
2136
2137 static int simple_playback_pcm_prepare(struct hda_pcm_stream *hinfo,
2138                                        struct hda_codec *codec,
2139                                        unsigned int stream_tag,
2140                                        unsigned int format,
2141                                        struct snd_pcm_substream *substream)
2142 {
2143         struct hdmi_spec *spec = codec->spec;
2144         return snd_hda_multi_out_dig_prepare(codec, &spec->multiout,
2145                                              stream_tag, format, substream);
2146 }
2147
2148 static const struct hda_pcm_stream simple_pcm_playback = {
2149         .substreams = 1,
2150         .channels_min = 2,
2151         .channels_max = 2,
2152         .ops = {
2153                 .open = simple_playback_pcm_open,
2154                 .close = simple_playback_pcm_close,
2155                 .prepare = simple_playback_pcm_prepare
2156         },
2157 };
2158
2159 static const struct hda_codec_ops simple_hdmi_patch_ops = {
2160         .build_controls = simple_playback_build_controls,
2161         .build_pcms = simple_playback_build_pcms,
2162         .init = simple_playback_init,
2163         .free = simple_playback_free,
2164         .unsol_event = simple_hdmi_unsol_event,
2165 };
2166
2167 static int patch_simple_hdmi(struct hda_codec *codec,
2168                              hda_nid_t cvt_nid, hda_nid_t pin_nid)
2169 {
2170         struct hdmi_spec *spec;
2171         struct hdmi_spec_per_cvt *per_cvt;
2172         struct hdmi_spec_per_pin *per_pin;
2173
2174         spec = kzalloc(sizeof(*spec), GFP_KERNEL);
2175         if (!spec)
2176                 return -ENOMEM;
2177
2178         codec->spec = spec;
2179         hdmi_array_init(spec, 1);
2180
2181         spec->multiout.num_dacs = 0;  /* no analog */
2182         spec->multiout.max_channels = 2;
2183         spec->multiout.dig_out_nid = cvt_nid;
2184         spec->num_cvts = 1;
2185         spec->num_pins = 1;
2186         per_pin = snd_array_new(&spec->pins);
2187         per_cvt = snd_array_new(&spec->cvts);
2188         if (!per_pin || !per_cvt) {
2189                 simple_playback_free(codec);
2190                 return -ENOMEM;
2191         }
2192         per_cvt->cvt_nid = cvt_nid;
2193         per_pin->pin_nid = pin_nid;
2194         spec->pcm_playback = simple_pcm_playback;
2195
2196         codec->patch_ops = simple_hdmi_patch_ops;
2197
2198         return 0;
2199 }
2200
2201 static void nvhdmi_8ch_7x_set_info_frame_parameters(struct hda_codec *codec,
2202                                                     int channels)
2203 {
2204         unsigned int chanmask;
2205         int chan = channels ? (channels - 1) : 1;
2206
2207         switch (channels) {
2208         default:
2209         case 0:
2210         case 2:
2211                 chanmask = 0x00;
2212                 break;
2213         case 4:
2214                 chanmask = 0x08;
2215                 break;
2216         case 6:
2217                 chanmask = 0x0b;
2218                 break;
2219         case 8:
2220                 chanmask = 0x13;
2221                 break;
2222         }
2223
2224         /* Set the audio infoframe channel allocation and checksum fields.  The
2225          * channel count is computed implicitly by the hardware. */
2226         snd_hda_codec_write(codec, 0x1, 0,
2227                         Nv_VERB_SET_Channel_Allocation, chanmask);
2228
2229         snd_hda_codec_write(codec, 0x1, 0,
2230                         Nv_VERB_SET_Info_Frame_Checksum,
2231                         (0x71 - chan - chanmask));
2232 }
2233
2234 static int nvhdmi_8ch_7x_pcm_close(struct hda_pcm_stream *hinfo,
2235                                    struct hda_codec *codec,
2236                                    struct snd_pcm_substream *substream)
2237 {
2238         struct hdmi_spec *spec = codec->spec;
2239         int i;
2240
2241         snd_hda_codec_write(codec, nvhdmi_master_con_nid_7x,
2242                         0, AC_VERB_SET_CHANNEL_STREAMID, 0);
2243         for (i = 0; i < 4; i++) {
2244                 /* set the stream id */
2245                 snd_hda_codec_write(codec, nvhdmi_con_nids_7x[i], 0,
2246                                 AC_VERB_SET_CHANNEL_STREAMID, 0);
2247                 /* set the stream format */
2248                 snd_hda_codec_write(codec, nvhdmi_con_nids_7x[i], 0,
2249                                 AC_VERB_SET_STREAM_FORMAT, 0);
2250         }
2251
2252         /* The audio hardware sends a channel count of 0x7 (8ch) when all the
2253          * streams are disabled. */
2254         nvhdmi_8ch_7x_set_info_frame_parameters(codec, 8);
2255
2256         return snd_hda_multi_out_dig_close(codec, &spec->multiout);
2257 }
2258
2259 static int nvhdmi_8ch_7x_pcm_prepare(struct hda_pcm_stream *hinfo,
2260                                      struct hda_codec *codec,
2261                                      unsigned int stream_tag,
2262                                      unsigned int format,
2263                                      struct snd_pcm_substream *substream)
2264 {
2265         int chs;
2266         unsigned int dataDCC2, channel_id;
2267         int i;
2268         struct hdmi_spec *spec = codec->spec;
2269         struct hda_spdif_out *spdif;
2270         struct hdmi_spec_per_cvt *per_cvt;
2271
2272         mutex_lock(&codec->spdif_mutex);
2273         per_cvt = get_cvt(spec, 0);
2274         spdif = snd_hda_spdif_out_of_nid(codec, per_cvt->cvt_nid);
2275
2276         chs = substream->runtime->channels;
2277
2278         dataDCC2 = 0x2;
2279
2280         /* turn off SPDIF once; otherwise the IEC958 bits won't be updated */
2281         if (codec->spdif_status_reset && (spdif->ctls & AC_DIG1_ENABLE))
2282                 snd_hda_codec_write(codec,
2283                                 nvhdmi_master_con_nid_7x,
2284                                 0,
2285                                 AC_VERB_SET_DIGI_CONVERT_1,
2286                                 spdif->ctls & ~AC_DIG1_ENABLE & 0xff);
2287
2288         /* set the stream id */
2289         snd_hda_codec_write(codec, nvhdmi_master_con_nid_7x, 0,
2290                         AC_VERB_SET_CHANNEL_STREAMID, (stream_tag << 4) | 0x0);
2291
2292         /* set the stream format */
2293         snd_hda_codec_write(codec, nvhdmi_master_con_nid_7x, 0,
2294                         AC_VERB_SET_STREAM_FORMAT, format);
2295
2296         /* turn on again (if needed) */
2297         /* enable and set the channel status audio/data flag */
2298         if (codec->spdif_status_reset && (spdif->ctls & AC_DIG1_ENABLE)) {
2299                 snd_hda_codec_write(codec,
2300                                 nvhdmi_master_con_nid_7x,
2301                                 0,
2302                                 AC_VERB_SET_DIGI_CONVERT_1,
2303                                 spdif->ctls & 0xff);
2304                 snd_hda_codec_write(codec,
2305                                 nvhdmi_master_con_nid_7x,
2306                                 0,
2307                                 AC_VERB_SET_DIGI_CONVERT_2, dataDCC2);
2308         }
2309
2310         for (i = 0; i < 4; i++) {
2311                 if (chs == 2)
2312                         channel_id = 0;
2313                 else
2314                         channel_id = i * 2;
2315
2316                 /* turn off SPDIF once;
2317                  *otherwise the IEC958 bits won't be updated
2318                  */
2319                 if (codec->spdif_status_reset &&
2320                 (spdif->ctls & AC_DIG1_ENABLE))
2321                         snd_hda_codec_write(codec,
2322                                 nvhdmi_con_nids_7x[i],
2323                                 0,
2324                                 AC_VERB_SET_DIGI_CONVERT_1,
2325                                 spdif->ctls & ~AC_DIG1_ENABLE & 0xff);
2326                 /* set the stream id */
2327                 snd_hda_codec_write(codec,
2328                                 nvhdmi_con_nids_7x[i],
2329                                 0,
2330                                 AC_VERB_SET_CHANNEL_STREAMID,
2331                                 (stream_tag << 4) | channel_id);
2332                 /* set the stream format */
2333                 snd_hda_codec_write(codec,
2334                                 nvhdmi_con_nids_7x[i],
2335                                 0,
2336                                 AC_VERB_SET_STREAM_FORMAT,
2337                                 format);
2338                 /* turn on again (if needed) */
2339                 /* enable and set the channel status audio/data flag */
2340                 if (codec->spdif_status_reset &&
2341                 (spdif->ctls & AC_DIG1_ENABLE)) {
2342                         snd_hda_codec_write(codec,
2343                                         nvhdmi_con_nids_7x[i],
2344                                         0,
2345                                         AC_VERB_SET_DIGI_CONVERT_1,
2346                                         spdif->ctls & 0xff);
2347                         snd_hda_codec_write(codec,
2348                                         nvhdmi_con_nids_7x[i],
2349                                         0,
2350                                         AC_VERB_SET_DIGI_CONVERT_2, dataDCC2);
2351                 }
2352         }
2353
2354         nvhdmi_8ch_7x_set_info_frame_parameters(codec, chs);
2355
2356         mutex_unlock(&codec->spdif_mutex);
2357         return 0;
2358 }
2359
2360 static const struct hda_pcm_stream nvhdmi_pcm_playback_8ch_7x = {
2361         .substreams = 1,
2362         .channels_min = 2,
2363         .channels_max = 8,
2364         .nid = nvhdmi_master_con_nid_7x,
2365         .rates = SUPPORTED_RATES,
2366         .maxbps = SUPPORTED_MAXBPS,
2367         .formats = SUPPORTED_FORMATS,
2368         .ops = {
2369                 .open = simple_playback_pcm_open,
2370                 .close = nvhdmi_8ch_7x_pcm_close,
2371                 .prepare = nvhdmi_8ch_7x_pcm_prepare
2372         },
2373 };
2374
2375 static int patch_nvhdmi_2ch(struct hda_codec *codec)
2376 {
2377         struct hdmi_spec *spec;
2378         int err = patch_simple_hdmi(codec, nvhdmi_master_con_nid_7x,
2379                                     nvhdmi_master_pin_nid_7x);
2380         if (err < 0)
2381                 return err;
2382
2383         codec->patch_ops.init = nvhdmi_7x_init_2ch;
2384         /* override the PCM rates, etc, as the codec doesn't give full list */
2385         spec = codec->spec;
2386         spec->pcm_playback.rates = SUPPORTED_RATES;
2387         spec->pcm_playback.maxbps = SUPPORTED_MAXBPS;
2388         spec->pcm_playback.formats = SUPPORTED_FORMATS;
2389         return 0;
2390 }
2391
2392 static int nvhdmi_7x_8ch_build_pcms(struct hda_codec *codec)
2393 {
2394         struct hdmi_spec *spec = codec->spec;
2395         int err = simple_playback_build_pcms(codec);
2396         if (!err) {
2397                 struct hda_pcm *info = get_pcm_rec(spec, 0);
2398                 info->own_chmap = true;
2399         }
2400         return err;
2401 }
2402
2403 static int nvhdmi_7x_8ch_build_controls(struct hda_codec *codec)
2404 {
2405         struct hdmi_spec *spec = codec->spec;
2406         struct hda_pcm *info;
2407         struct snd_pcm_chmap *chmap;
2408         int err;
2409
2410         err = simple_playback_build_controls(codec);
2411         if (err < 0)
2412                 return err;
2413
2414         /* add channel maps */
2415         info = get_pcm_rec(spec, 0);
2416         err = snd_pcm_add_chmap_ctls(info->pcm,
2417                                      SNDRV_PCM_STREAM_PLAYBACK,
2418                                      snd_pcm_alt_chmaps, 8, 0, &chmap);
2419         if (err < 0)
2420                 return err;
2421         switch (codec->preset->id) {
2422         case 0x10de0002:
2423         case 0x10de0003:
2424         case 0x10de0005:
2425         case 0x10de0006:
2426                 chmap->channel_mask = (1U << 2) | (1U << 8);
2427                 break;
2428         case 0x10de0007:
2429                 chmap->channel_mask = (1U << 2) | (1U << 6) | (1U << 8);
2430         }
2431         return 0;
2432 }
2433
2434 static int patch_nvhdmi_8ch_7x(struct hda_codec *codec)
2435 {
2436         struct hdmi_spec *spec;
2437         int err = patch_nvhdmi_2ch(codec);
2438         if (err < 0)
2439                 return err;
2440         spec = codec->spec;
2441         spec->multiout.max_channels = 8;
2442         spec->pcm_playback = nvhdmi_pcm_playback_8ch_7x;
2443         codec->patch_ops.init = nvhdmi_7x_init_8ch;
2444         codec->patch_ops.build_pcms = nvhdmi_7x_8ch_build_pcms;
2445         codec->patch_ops.build_controls = nvhdmi_7x_8ch_build_controls;
2446
2447         /* Initialize the audio infoframe channel mask and checksum to something
2448          * valid */
2449         nvhdmi_8ch_7x_set_info_frame_parameters(codec, 8);
2450
2451         return 0;
2452 }
2453
2454 /*
2455  * ATI-specific implementations
2456  *
2457  * FIXME: we may omit the whole this and use the generic code once after
2458  * it's confirmed to work.
2459  */
2460
2461 #define ATIHDMI_CVT_NID         0x02    /* audio converter */
2462 #define ATIHDMI_PIN_NID         0x03    /* HDMI output pin */
2463
2464 static int atihdmi_playback_pcm_prepare(struct hda_pcm_stream *hinfo,
2465                                         struct hda_codec *codec,
2466                                         unsigned int stream_tag,
2467                                         unsigned int format,
2468                                         struct snd_pcm_substream *substream)
2469 {
2470         struct hdmi_spec *spec = codec->spec;
2471         struct hdmi_spec_per_cvt *per_cvt = get_cvt(spec, 0);
2472         int chans = substream->runtime->channels;
2473         int i, err;
2474
2475         err = simple_playback_pcm_prepare(hinfo, codec, stream_tag, format,
2476                                           substream);
2477         if (err < 0)
2478                 return err;
2479         snd_hda_codec_write(codec, per_cvt->cvt_nid, 0,
2480                             AC_VERB_SET_CVT_CHAN_COUNT, chans - 1);
2481         /* FIXME: XXX */
2482         for (i = 0; i < chans; i++) {
2483                 snd_hda_codec_write(codec, per_cvt->cvt_nid, 0,
2484                                     AC_VERB_SET_HDMI_CHAN_SLOT,
2485                                     (i << 4) | i);
2486         }
2487         return 0;
2488 }
2489
2490 static int patch_atihdmi(struct hda_codec *codec)
2491 {
2492         struct hdmi_spec *spec;
2493         int err = patch_simple_hdmi(codec, ATIHDMI_CVT_NID, ATIHDMI_PIN_NID);
2494         if (err < 0)
2495                 return err;
2496         spec = codec->spec;
2497         spec->pcm_playback.ops.prepare = atihdmi_playback_pcm_prepare;
2498         return 0;
2499 }
2500
2501 /* VIA HDMI Implementation */
2502 #define VIAHDMI_CVT_NID 0x02    /* audio converter1 */
2503 #define VIAHDMI_PIN_NID 0x03    /* HDMI output pin1 */
2504
2505 static int patch_via_hdmi(struct hda_codec *codec)
2506 {
2507         return patch_simple_hdmi(codec, VIAHDMI_CVT_NID, VIAHDMI_PIN_NID);
2508 }
2509
2510 /*
2511  * patch entries
2512  */
2513 static const struct hda_codec_preset snd_hda_preset_hdmi[] = {
2514 { .id = 0x1002793c, .name = "RS600 HDMI",       .patch = patch_atihdmi },
2515 { .id = 0x10027919, .name = "RS600 HDMI",       .patch = patch_atihdmi },
2516 { .id = 0x1002791a, .name = "RS690/780 HDMI",   .patch = patch_atihdmi },
2517 { .id = 0x1002aa01, .name = "R6xx HDMI",        .patch = patch_generic_hdmi },
2518 { .id = 0x10951390, .name = "SiI1390 HDMI",     .patch = patch_generic_hdmi },
2519 { .id = 0x10951392, .name = "SiI1392 HDMI",     .patch = patch_generic_hdmi },
2520 { .id = 0x17e80047, .name = "Chrontel HDMI",    .patch = patch_generic_hdmi },
2521 { .id = 0x10de0002, .name = "MCP77/78 HDMI",    .patch = patch_nvhdmi_8ch_7x },
2522 { .id = 0x10de0003, .name = "MCP77/78 HDMI",    .patch = patch_nvhdmi_8ch_7x },
2523 { .id = 0x10de0005, .name = "MCP77/78 HDMI",    .patch = patch_nvhdmi_8ch_7x },
2524 { .id = 0x10de0006, .name = "MCP77/78 HDMI",    .patch = patch_nvhdmi_8ch_7x },
2525 { .id = 0x10de0007, .name = "MCP79/7A HDMI",    .patch = patch_nvhdmi_8ch_7x },
2526 { .id = 0x10de000a, .name = "GPU 0a HDMI/DP",   .patch = patch_generic_hdmi },
2527 { .id = 0x10de000b, .name = "GPU 0b HDMI/DP",   .patch = patch_generic_hdmi },
2528 { .id = 0x10de000c, .name = "MCP89 HDMI",       .patch = patch_generic_hdmi },
2529 { .id = 0x10de000d, .name = "GPU 0d HDMI/DP",   .patch = patch_generic_hdmi },
2530 { .id = 0x10de0010, .name = "GPU 10 HDMI/DP",   .patch = patch_generic_hdmi },
2531 { .id = 0x10de0011, .name = "GPU 11 HDMI/DP",   .patch = patch_generic_hdmi },
2532 { .id = 0x10de0012, .name = "GPU 12 HDMI/DP",   .patch = patch_generic_hdmi },
2533 { .id = 0x10de0013, .name = "GPU 13 HDMI/DP",   .patch = patch_generic_hdmi },
2534 { .id = 0x10de0014, .name = "GPU 14 HDMI/DP",   .patch = patch_generic_hdmi },
2535 { .id = 0x10de0015, .name = "GPU 15 HDMI/DP",   .patch = patch_generic_hdmi },
2536 { .id = 0x10de0016, .name = "GPU 16 HDMI/DP",   .patch = patch_generic_hdmi },
2537 /* 17 is known to be absent */
2538 { .id = 0x10de0018, .name = "GPU 18 HDMI/DP",   .patch = patch_generic_hdmi },
2539 { .id = 0x10de0019, .name = "GPU 19 HDMI/DP",   .patch = patch_generic_hdmi },
2540 { .id = 0x10de001a, .name = "GPU 1a HDMI/DP",   .patch = patch_generic_hdmi },
2541 { .id = 0x10de001b, .name = "GPU 1b HDMI/DP",   .patch = patch_generic_hdmi },
2542 { .id = 0x10de001c, .name = "GPU 1c HDMI/DP",   .patch = patch_generic_hdmi },
2543 { .id = 0x10de0040, .name = "GPU 40 HDMI/DP",   .patch = patch_generic_hdmi },
2544 { .id = 0x10de0041, .name = "GPU 41 HDMI/DP",   .patch = patch_generic_hdmi },
2545 { .id = 0x10de0042, .name = "GPU 42 HDMI/DP",   .patch = patch_generic_hdmi },
2546 { .id = 0x10de0043, .name = "GPU 43 HDMI/DP",   .patch = patch_generic_hdmi },
2547 { .id = 0x10de0044, .name = "GPU 44 HDMI/DP",   .patch = patch_generic_hdmi },
2548 { .id = 0x10de0051, .name = "GPU 51 HDMI/DP",   .patch = patch_generic_hdmi },
2549 { .id = 0x10de0067, .name = "MCP67 HDMI",       .patch = patch_nvhdmi_2ch },
2550 { .id = 0x10de8001, .name = "MCP73 HDMI",       .patch = patch_nvhdmi_2ch },
2551 { .id = 0x11069f80, .name = "VX900 HDMI/DP",    .patch = patch_via_hdmi },
2552 { .id = 0x11069f81, .name = "VX900 HDMI/DP",    .patch = patch_via_hdmi },
2553 { .id = 0x11069f84, .name = "VX11 HDMI/DP",     .patch = patch_generic_hdmi },
2554 { .id = 0x11069f85, .name = "VX11 HDMI/DP",     .patch = patch_generic_hdmi },
2555 { .id = 0x80860054, .name = "IbexPeak HDMI",    .patch = patch_generic_hdmi },
2556 { .id = 0x80862801, .name = "Bearlake HDMI",    .patch = patch_generic_hdmi },
2557 { .id = 0x80862802, .name = "Cantiga HDMI",     .patch = patch_generic_hdmi },
2558 { .id = 0x80862803, .name = "Eaglelake HDMI",   .patch = patch_generic_hdmi },
2559 { .id = 0x80862804, .name = "IbexPeak HDMI",    .patch = patch_generic_hdmi },
2560 { .id = 0x80862805, .name = "CougarPoint HDMI", .patch = patch_generic_hdmi },
2561 { .id = 0x80862806, .name = "PantherPoint HDMI", .patch = patch_generic_hdmi },
2562 { .id = 0x80862807, .name = "Haswell HDMI",     .patch = patch_generic_hdmi },
2563 { .id = 0x80862880, .name = "CedarTrail HDMI",  .patch = patch_generic_hdmi },
2564 { .id = 0x808629fb, .name = "Crestline HDMI",   .patch = patch_generic_hdmi },
2565 {} /* terminator */
2566 };
2567
2568 MODULE_ALIAS("snd-hda-codec-id:1002793c");
2569 MODULE_ALIAS("snd-hda-codec-id:10027919");
2570 MODULE_ALIAS("snd-hda-codec-id:1002791a");
2571 MODULE_ALIAS("snd-hda-codec-id:1002aa01");
2572 MODULE_ALIAS("snd-hda-codec-id:10951390");
2573 MODULE_ALIAS("snd-hda-codec-id:10951392");
2574 MODULE_ALIAS("snd-hda-codec-id:10de0002");
2575 MODULE_ALIAS("snd-hda-codec-id:10de0003");
2576 MODULE_ALIAS("snd-hda-codec-id:10de0005");
2577 MODULE_ALIAS("snd-hda-codec-id:10de0006");
2578 MODULE_ALIAS("snd-hda-codec-id:10de0007");
2579 MODULE_ALIAS("snd-hda-codec-id:10de000a");
2580 MODULE_ALIAS("snd-hda-codec-id:10de000b");
2581 MODULE_ALIAS("snd-hda-codec-id:10de000c");
2582 MODULE_ALIAS("snd-hda-codec-id:10de000d");
2583 MODULE_ALIAS("snd-hda-codec-id:10de0010");
2584 MODULE_ALIAS("snd-hda-codec-id:10de0011");
2585 MODULE_ALIAS("snd-hda-codec-id:10de0012");
2586 MODULE_ALIAS("snd-hda-codec-id:10de0013");
2587 MODULE_ALIAS("snd-hda-codec-id:10de0014");
2588 MODULE_ALIAS("snd-hda-codec-id:10de0015");
2589 MODULE_ALIAS("snd-hda-codec-id:10de0016");
2590 MODULE_ALIAS("snd-hda-codec-id:10de0018");
2591 MODULE_ALIAS("snd-hda-codec-id:10de0019");
2592 MODULE_ALIAS("snd-hda-codec-id:10de001a");
2593 MODULE_ALIAS("snd-hda-codec-id:10de001b");
2594 MODULE_ALIAS("snd-hda-codec-id:10de001c");
2595 MODULE_ALIAS("snd-hda-codec-id:10de0040");
2596 MODULE_ALIAS("snd-hda-codec-id:10de0041");
2597 MODULE_ALIAS("snd-hda-codec-id:10de0042");
2598 MODULE_ALIAS("snd-hda-codec-id:10de0043");
2599 MODULE_ALIAS("snd-hda-codec-id:10de0044");
2600 MODULE_ALIAS("snd-hda-codec-id:10de0051");
2601 MODULE_ALIAS("snd-hda-codec-id:10de0067");
2602 MODULE_ALIAS("snd-hda-codec-id:10de8001");
2603 MODULE_ALIAS("snd-hda-codec-id:11069f80");
2604 MODULE_ALIAS("snd-hda-codec-id:11069f81");
2605 MODULE_ALIAS("snd-hda-codec-id:11069f84");
2606 MODULE_ALIAS("snd-hda-codec-id:11069f85");
2607 MODULE_ALIAS("snd-hda-codec-id:17e80047");
2608 MODULE_ALIAS("snd-hda-codec-id:80860054");
2609 MODULE_ALIAS("snd-hda-codec-id:80862801");
2610 MODULE_ALIAS("snd-hda-codec-id:80862802");
2611 MODULE_ALIAS("snd-hda-codec-id:80862803");
2612 MODULE_ALIAS("snd-hda-codec-id:80862804");
2613 MODULE_ALIAS("snd-hda-codec-id:80862805");
2614 MODULE_ALIAS("snd-hda-codec-id:80862806");
2615 MODULE_ALIAS("snd-hda-codec-id:80862807");
2616 MODULE_ALIAS("snd-hda-codec-id:80862880");
2617 MODULE_ALIAS("snd-hda-codec-id:808629fb");
2618
2619 MODULE_LICENSE("GPL");
2620 MODULE_DESCRIPTION("HDMI HD-audio codec");
2621 MODULE_ALIAS("snd-hda-codec-intelhdmi");
2622 MODULE_ALIAS("snd-hda-codec-nvhdmi");
2623 MODULE_ALIAS("snd-hda-codec-atihdmi");
2624
2625 static struct hda_codec_preset_list intel_list = {
2626         .preset = snd_hda_preset_hdmi,
2627         .owner = THIS_MODULE,
2628 };
2629
2630 static int __init patch_hdmi_init(void)
2631 {
2632         return snd_hda_add_codec_preset(&intel_list);
2633 }
2634
2635 static void __exit patch_hdmi_exit(void)
2636 {
2637         snd_hda_delete_codec_preset(&intel_list);
2638 }
2639
2640 module_init(patch_hdmi_init)
2641 module_exit(patch_hdmi_exit)