sound/pci/hda/patch_hdmi.c

   1 /*
   2  *
   3  *  patch_hdmi.c - routines for HDMI/DisplayPort codecs
   4  *
   5  *  Copyright(c) 2008-2010 Intel Corporation. All rights reserved.
   6  *  Copyright (c) 2006 ATI Technologies Inc.
   7  *  Copyright (c) 2008 NVIDIA Corp.  All rights reserved.
   8  *  Copyright (c) 2008 Wei Ni <wni@nvidia.com>
   9  *
  10  *  Authors:
  11  *                      Wu Fengguang <wfg@linux.intel.com>
  12  *
  13  *  Maintained by:
  14  *                      Wu Fengguang <wfg@linux.intel.com>
  15  *
  16  *  This program is free software; you can redistribute it and/or modify it
  17  *  under the terms of the GNU General Public License as published by the Free
  18  *  Software Foundation; either version 2 of the License, or (at your option)
  19  *  any later version.
  20  *
  21  *  This program is distributed in the hope that it will be useful, but
  22  *  WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
  23  *  or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  24  *  for more details.
  25  *
  26  *  You should have received a copy of the GNU General Public License
  27  *  along with this program; if not, write to the Free Software Foundation,
  28  *  Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
  29  */
  30
  31 #include <linux/init.h>
  32 #include <linux/delay.h>
  33 #include <linux/slab.h>
  34 #include <linux/module.h>
  35 #include <sound/core.h>
  36 #include <sound/jack.h>
  37 #include <sound/asoundef.h>
  38 #include <sound/tlv.h>
  39 #include "hda_codec.h"
  40 #include "hda_local.h"
  41 #include "hda_jack.h"
  42
  43 static bool static_hdmi_pcm;
  44 module_param(static_hdmi_pcm, bool, 0644);
  45 MODULE_PARM_DESC(static_hdmi_pcm, "Don't restrict PCM parameters per ELD info");
  46
  47 /*
  48  * The HDMI/DisplayPort configuration can be highly dynamic. A graphics device
  49  * could support N independent pipes, each of them can be connected to one or
  50  * more ports (DVI, HDMI or DisplayPort).
  51  *
  52  * The HDA correspondence of pipes/ports are converter/pin nodes.
  53  */
  54 #define MAX_HDMI_CVTS   8
  55 #define MAX_HDMI_PINS   8
  56
  57 struct hdmi_spec_per_cvt {
  58         hda_nid_t cvt_nid;
  59         int assigned;
  60         unsigned int channels_min;
  61         unsigned int channels_max;
  62         u32 rates;
  63         u64 formats;
  64         unsigned int maxbps;
  65 };
  66
  67 /* max. connections to a widget */
  68 #define HDA_MAX_CONNECTIONS     32
  69
  70 struct hdmi_spec_per_pin {
  71         hda_nid_t pin_nid;
  72         int num_mux_nids;
  73         hda_nid_t mux_nids[HDA_MAX_CONNECTIONS];
  74
  75         struct hda_codec *codec;
  76         struct hdmi_eld sink_eld;
  77         struct delayed_work work;
  78         int repoll_count;
  79         bool non_pcm;
  80         bool chmap_set;         /* channel-map override by ALSA API? */
  81         unsigned char chmap[8]; /* ALSA API channel-map */
  82 };
  83
  84 struct hdmi_spec {
  85         int num_cvts;
  86         struct hdmi_spec_per_cvt cvts[MAX_HDMI_CVTS];
  87
  88         int num_pins;
  89         struct hdmi_spec_per_pin pins[MAX_HDMI_PINS];
  90         struct hda_pcm pcm_rec[MAX_HDMI_PINS];
  91         unsigned int channels_max; /* max over all cvts */
  92
  93         /*
  94          * Non-generic ATI/NVIDIA specific
  95          */
  96         struct hda_multi_out multiout;
  97         struct hda_pcm_stream pcm_playback;
  98 };
  99
 100
 101 struct hdmi_audio_infoframe {
 102         u8 type; /* 0x84 */
 103         u8 ver;  /* 0x01 */
 104         u8 len;  /* 0x0a */
 105
 106         u8 checksum;
 107
 108         u8 CC02_CT47;   /* CC in bits 0:2, CT in 4:7 */
 109         u8 SS01_SF24;
 110         u8 CXT04;
 111         u8 CA;
 112         u8 LFEPBL01_LSV36_DM_INH7;
 113 };
 114
 115 struct dp_audio_infoframe {
 116         u8 type; /* 0x84 */
 117         u8 len;  /* 0x1b */
 118         u8 ver;  /* 0x11 << 2 */
 119
 120         u8 CC02_CT47;   /* match with HDMI infoframe from this on */
 121         u8 SS01_SF24;
 122         u8 CXT04;
 123         u8 CA;
 124         u8 LFEPBL01_LSV36_DM_INH7;
 125 };
 126
 127 union audio_infoframe {
 128         struct hdmi_audio_infoframe hdmi;
 129         struct dp_audio_infoframe dp;
 130         u8 bytes[0];
 131 };
 132
 133 /*
 134  * CEA speaker placement:
 135  *
 136  *        FLH       FCH        FRH
 137  *  FLW    FL  FLC   FC   FRC   FR   FRW
 138  *
 139  *                                  LFE
 140  *                     TC
 141  *
 142  *          RL  RLC   RC   RRC   RR
 143  *
 144  * The Left/Right Surround channel _notions_ LS/RS in SMPTE 320M corresponds to
 145  * CEA RL/RR; The SMPTE channel _assignment_ C/LFE is swapped to CEA LFE/FC.
 146  */
 147 enum cea_speaker_placement {
 148         FL  = (1 <<  0),        /* Front Left           */
 149         FC  = (1 <<  1),        /* Front Center         */
 150         FR  = (1 <<  2),        /* Front Right          */
 151         FLC = (1 <<  3),        /* Front Left Center    */
 152         FRC = (1 <<  4),        /* Front Right Center   */
 153         RL  = (1 <<  5),        /* Rear Left            */
 154         RC  = (1 <<  6),        /* Rear Center          */
 155         RR  = (1 <<  7),        /* Rear Right           */
 156         RLC = (1 <<  8),        /* Rear Left Center     */
 157         RRC = (1 <<  9),        /* Rear Right Center    */
 158         LFE = (1 << 10),        /* Low Frequency Effect */
 159         FLW = (1 << 11),        /* Front Left Wide      */
 160         FRW = (1 << 12),        /* Front Right Wide     */
 161         FLH = (1 << 13),        /* Front Left High      */
 162         FCH = (1 << 14),        /* Front Center High    */
 163         FRH = (1 << 15),        /* Front Right High     */
 164         TC  = (1 << 16),        /* Top Center           */
 165 };
 166
 167 /*
 168  * ELD SA bits in the CEA Speaker Allocation data block
 169  */
 170 static int eld_speaker_allocation_bits[] = {
 171         [0] = FL | FR,
 172         [1] = LFE,
 173         [2] = FC,
 174         [3] = RL | RR,
 175         [4] = RC,
 176         [5] = FLC | FRC,
 177         [6] = RLC | RRC,
 178         /* the following are not defined in ELD yet */
 179         [7] = FLW | FRW,
 180         [8] = FLH | FRH,
 181         [9] = TC,
 182         [10] = FCH,
 183 };
 184
 185 struct cea_channel_speaker_allocation {
 186         int ca_index;
 187         int speakers[8];
 188
 189         /* derived values, just for convenience */
 190         int channels;
 191         int spk_mask;
 192 };
 193
 194 /*
 195  * ALSA sequence is:
 196  *
 197  *       surround40   surround41   surround50   surround51   surround71
 198  * ch0   front left   =            =            =            =
 199  * ch1   front right  =            =            =            =
 200  * ch2   rear left    =            =            =            =
 201  * ch3   rear right   =            =            =            =
 202  * ch4                LFE          center       center       center
 203  * ch5                                          LFE          LFE
 204  * ch6                                                       side left
 205  * ch7                                                       side right
 206  *
 207  * surround71 = {FL, FR, RLC, RRC, FC, LFE, RL, RR}
 208  */
 209 static int hdmi_channel_mapping[0x32][8] = {
 210         /* stereo */
 211         [0x00] = { 0x00, 0x11, 0xf2, 0xf3, 0xf4, 0xf5, 0xf6, 0xf7 },
 212         /* 2.1 */
 213         [0x01] = { 0x00, 0x11, 0x22, 0xf3, 0xf4, 0xf5, 0xf6, 0xf7 },
 214         /* Dolby Surround */
 215         [0x02] = { 0x00, 0x11, 0x23, 0xf2, 0xf4, 0xf5, 0xf6, 0xf7 },
 216         /* surround40 */
 217         [0x08] = { 0x00, 0x11, 0x24, 0x35, 0xf3, 0xf2, 0xf6, 0xf7 },
 218         /* 4ch */
 219         [0x03] = { 0x00, 0x11, 0x23, 0x32, 0x44, 0xf5, 0xf6, 0xf7 },
 220         /* surround41 */
 221         [0x09] = { 0x00, 0x11, 0x24, 0x35, 0x42, 0xf3, 0xf6, 0xf7 },
 222         /* surround50 */
 223         [0x0a] = { 0x00, 0x11, 0x24, 0x35, 0x43, 0xf2, 0xf6, 0xf7 },
 224         /* surround51 */
 225         [0x0b] = { 0x00, 0x11, 0x24, 0x35, 0x43, 0x52, 0xf6, 0xf7 },
 226         /* 7.1 */
 227         [0x13] = { 0x00, 0x11, 0x26, 0x37, 0x43, 0x52, 0x64, 0x75 },
 228 };
 229
 230 /*
 231  * This is an ordered list!
 232  *
 233  * The preceding ones have better chances to be selected by
 234  * hdmi_channel_allocation().
 235  */
 236 static struct cea_channel_speaker_allocation channel_allocations[] = {
 237 /*                        channel:   7     6    5    4    3     2    1    0  */
 238 { .ca_index = 0x00,  .speakers = {   0,    0,   0,   0,   0,    0,  FR,  FL } },
 239                                  /* 2.1 */
 240 { .ca_index = 0x01,  .speakers = {   0,    0,   0,   0,   0,  LFE,  FR,  FL } },
 241                                  /* Dolby Surround */
 242 { .ca_index = 0x02,  .speakers = {   0,    0,   0,   0,  FC,    0,  FR,  FL } },
 243                                  /* surround40 */
 244 { .ca_index = 0x08,  .speakers = {   0,    0,  RR,  RL,   0,    0,  FR,  FL } },
 245                                  /* surround41 */
 246 { .ca_index = 0x09,  .speakers = {   0,    0,  RR,  RL,   0,  LFE,  FR,  FL } },
 247                                  /* surround50 */
 248 { .ca_index = 0x0a,  .speakers = {   0,    0,  RR,  RL,  FC,    0,  FR,  FL } },
 249                                  /* surround51 */
 250 { .ca_index = 0x0b,  .speakers = {   0,    0,  RR,  RL,  FC,  LFE,  FR,  FL } },
 251                                  /* 6.1 */
 252 { .ca_index = 0x0f,  .speakers = {   0,   RC,  RR,  RL,  FC,  LFE,  FR,  FL } },
 253                                  /* surround71 */
 254 { .ca_index = 0x13,  .speakers = { RRC,  RLC,  RR,  RL,  FC,  LFE,  FR,  FL } },
 255
 256 { .ca_index = 0x03,  .speakers = {   0,    0,   0,   0,  FC,  LFE,  FR,  FL } },
 257 { .ca_index = 0x04,  .speakers = {   0,    0,   0,  RC,   0,    0,  FR,  FL } },
 258 { .ca_index = 0x05,  .speakers = {   0,    0,   0,  RC,   0,  LFE,  FR,  FL } },
 259 { .ca_index = 0x06,  .speakers = {   0,    0,   0,  RC,  FC,    0,  FR,  FL } },
 260 { .ca_index = 0x07,  .speakers = {   0,    0,   0,  RC,  FC,  LFE,  FR,  FL } },
 261 { .ca_index = 0x0c,  .speakers = {   0,   RC,  RR,  RL,   0,    0,  FR,  FL } },
 262 { .ca_index = 0x0d,  .speakers = {   0,   RC,  RR,  RL,   0,  LFE,  FR,  FL } },
 263 { .ca_index = 0x0e,  .speakers = {   0,   RC,  RR,  RL,  FC,    0,  FR,  FL } },
 264 { .ca_index = 0x10,  .speakers = { RRC,  RLC,  RR,  RL,   0,    0,  FR,  FL } },
 265 { .ca_index = 0x11,  .speakers = { RRC,  RLC,  RR,  RL,   0,  LFE,  FR,  FL } },
 266 { .ca_index = 0x12,  .speakers = { RRC,  RLC,  RR,  RL,  FC,    0,  FR,  FL } },
 267 { .ca_index = 0x14,  .speakers = { FRC,  FLC,   0,   0,   0,    0,  FR,  FL } },
 268 { .ca_index = 0x15,  .speakers = { FRC,  FLC,   0,   0,   0,  LFE,  FR,  FL } },
 269 { .ca_index = 0x16,  .speakers = { FRC,  FLC,   0,   0,  FC,    0,  FR,  FL } },
 270 { .ca_index = 0x17,  .speakers = { FRC,  FLC,   0,   0,  FC,  LFE,  FR,  FL } },
 271 { .ca_index = 0x18,  .speakers = { FRC,  FLC,   0,  RC,   0,    0,  FR,  FL } },
 272 { .ca_index = 0x19,  .speakers = { FRC,  FLC,   0,  RC,   0,  LFE,  FR,  FL } },
 273 { .ca_index = 0x1a,  .speakers = { FRC,  FLC,   0,  RC,  FC,    0,  FR,  FL } },
 274 { .ca_index = 0x1b,  .speakers = { FRC,  FLC,   0,  RC,  FC,  LFE,  FR,  FL } },
 275 { .ca_index = 0x1c,  .speakers = { FRC,  FLC,  RR,  RL,   0,    0,  FR,  FL } },
 276 { .ca_index = 0x1d,  .speakers = { FRC,  FLC,  RR,  RL,   0,  LFE,  FR,  FL } },
 277 { .ca_index = 0x1e,  .speakers = { FRC,  FLC,  RR,  RL,  FC,    0,  FR,  FL } },
 278 { .ca_index = 0x1f,  .speakers = { FRC,  FLC,  RR,  RL,  FC,  LFE,  FR,  FL } },
 279 { .ca_index = 0x20,  .speakers = {   0,  FCH,  RR,  RL,  FC,    0,  FR,  FL } },
 280 { .ca_index = 0x21,  .speakers = {   0,  FCH,  RR,  RL,  FC,  LFE,  FR,  FL } },
 281 { .ca_index = 0x22,  .speakers = {  TC,    0,  RR,  RL,  FC,    0,  FR,  FL } },
 282 { .ca_index = 0x23,  .speakers = {  TC,    0,  RR,  RL,  FC,  LFE,  FR,  FL } },
 283 { .ca_index = 0x24,  .speakers = { FRH,  FLH,  RR,  RL,   0,    0,  FR,  FL } },
 284 { .ca_index = 0x25,  .speakers = { FRH,  FLH,  RR,  RL,   0,  LFE,  FR,  FL } },
 285 { .ca_index = 0x26,  .speakers = { FRW,  FLW,  RR,  RL,   0,    0,  FR,  FL } },
 286 { .ca_index = 0x27,  .speakers = { FRW,  FLW,  RR,  RL,   0,  LFE,  FR,  FL } },
 287 { .ca_index = 0x28,  .speakers = {  TC,   RC,  RR,  RL,  FC,    0,  FR,  FL } },
 288 { .ca_index = 0x29,  .speakers = {  TC,   RC,  RR,  RL,  FC,  LFE,  FR,  FL } },
 289 { .ca_index = 0x2a,  .speakers = { FCH,   RC,  RR,  RL,  FC,    0,  FR,  FL } },
 290 { .ca_index = 0x2b,  .speakers = { FCH,   RC,  RR,  RL,  FC,  LFE,  FR,  FL } },
 291 { .ca_index = 0x2c,  .speakers = {  TC,  FCH,  RR,  RL,  FC,    0,  FR,  FL } },
 292 { .ca_index = 0x2d,  .speakers = {  TC,  FCH,  RR,  RL,  FC,  LFE,  FR,  FL } },
 293 { .ca_index = 0x2e,  .speakers = { FRH,  FLH,  RR,  RL,  FC,    0,  FR,  FL } },
 294 { .ca_index = 0x2f,  .speakers = { FRH,  FLH,  RR,  RL,  FC,  LFE,  FR,  FL } },
 295 { .ca_index = 0x30,  .speakers = { FRW,  FLW,  RR,  RL,  FC,    0,  FR,  FL } },
 296 { .ca_index = 0x31,  .speakers = { FRW,  FLW,  RR,  RL,  FC,  LFE,  FR,  FL } },
 297 };
 298
 299
 300 /*
 301  * HDMI routines
 302  */
 303
 304 static int pin_nid_to_pin_index(struct hdmi_spec *spec, hda_nid_t pin_nid)
 305 {
 306         int pin_idx;
 307
 308         for (pin_idx = 0; pin_idx < spec->num_pins; pin_idx++)
 309                 if (spec->pins[pin_idx].pin_nid == pin_nid)
 310                         return pin_idx;
 311
 312         snd_printk(KERN_WARNING "HDMI: pin nid %d not registered\n", pin_nid);
 313         return -EINVAL;
 314 }
 315
 316 static int hinfo_to_pin_index(struct hdmi_spec *spec,
 317                               struct hda_pcm_stream *hinfo)
 318 {
 319         int pin_idx;
 320
 321         for (pin_idx = 0; pin_idx < spec->num_pins; pin_idx++)
 322                 if (&spec->pcm_rec[pin_idx].stream[0] == hinfo)
 323                         return pin_idx;
 324
 325         snd_printk(KERN_WARNING "HDMI: hinfo %p not registered\n", hinfo);
 326         return -EINVAL;
 327 }
 328
 329 static int cvt_nid_to_cvt_index(struct hdmi_spec *spec, hda_nid_t cvt_nid)
 330 {
 331         int cvt_idx;
 332
 333         for (cvt_idx = 0; cvt_idx < spec->num_cvts; cvt_idx++)
 334                 if (spec->cvts[cvt_idx].cvt_nid == cvt_nid)
 335                         return cvt_idx;
 336
 337         snd_printk(KERN_WARNING "HDMI: cvt nid %d not registered\n", cvt_nid);
 338         return -EINVAL;
 339 }
 340
 341 static int hdmi_eld_ctl_info(struct snd_kcontrol *kcontrol,
 342                         struct snd_ctl_elem_info *uinfo)
 343 {
 344         struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
 345         struct hdmi_spec *spec;
 346         int pin_idx;
 347
 348         spec = codec->spec;
 349         uinfo->type = SNDRV_CTL_ELEM_TYPE_BYTES;
 350
 351         pin_idx = kcontrol->private_value;
 352         uinfo->count = spec->pins[pin_idx].sink_eld.eld_size;
 353
 354         return 0;
 355 }
 356
 357 static int hdmi_eld_ctl_get(struct snd_kcontrol *kcontrol,
 358                         struct snd_ctl_elem_value *ucontrol)
 359 {
 360         struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
 361         struct hdmi_spec *spec;
 362         int pin_idx;
 363
 364         spec = codec->spec;
 365         pin_idx = kcontrol->private_value;
 366
 367         memcpy(ucontrol->value.bytes.data,
 368                 spec->pins[pin_idx].sink_eld.eld_buffer, ELD_MAX_SIZE);
 369
 370         return 0;
 371 }
 372
 373 static struct snd_kcontrol_new eld_bytes_ctl = {
 374         .access = SNDRV_CTL_ELEM_ACCESS_READ | SNDRV_CTL_ELEM_ACCESS_VOLATILE,
 375         .iface = SNDRV_CTL_ELEM_IFACE_PCM,
 376         .name = "ELD",
 377         .info = hdmi_eld_ctl_info,
 378         .get = hdmi_eld_ctl_get,
 379 };
 380
 381 static int hdmi_create_eld_ctl(struct hda_codec *codec, int pin_idx,
 382                         int device)
 383 {
 384         struct snd_kcontrol *kctl;
 385         struct hdmi_spec *spec = codec->spec;
 386         int err;
 387
 388         kctl = snd_ctl_new1(&eld_bytes_ctl, codec);
 389         if (!kctl)
 390                 return -ENOMEM;
 391         kctl->private_value = pin_idx;
 392         kctl->id.device = device;
 393
 394         err = snd_hda_ctl_add(codec, spec->pins[pin_idx].pin_nid, kctl);
 395         if (err < 0)
 396                 return err;
 397
 398         return 0;
 399 }
 400
 401 #ifdef BE_PARANOID
 402 static void hdmi_get_dip_index(struct hda_codec *codec, hda_nid_t pin_nid,
 403                                 int *packet_index, int *byte_index)
 404 {
 405         int val;
 406
 407         val = snd_hda_codec_read(codec, pin_nid, 0,
 408                                  AC_VERB_GET_HDMI_DIP_INDEX, 0);
 409
 410         *packet_index = val >> 5;
 411         *byte_index = val & 0x1f;
 412 }
 413 #endif
 414
 415 static void hdmi_set_dip_index(struct hda_codec *codec, hda_nid_t pin_nid,
 416                                 int packet_index, int byte_index)
 417 {
 418         int val;
 419
 420         val = (packet_index << 5) | (byte_index & 0x1f);
 421
 422         snd_hda_codec_write(codec, pin_nid, 0, AC_VERB_SET_HDMI_DIP_INDEX, val);
 423 }
 424
 425 static void hdmi_write_dip_byte(struct hda_codec *codec, hda_nid_t pin_nid,
 426                                 unsigned char val)
 427 {
 428         snd_hda_codec_write(codec, pin_nid, 0, AC_VERB_SET_HDMI_DIP_DATA, val);
 429 }
 430
 431 static void hdmi_init_pin(struct hda_codec *codec, hda_nid_t pin_nid)
 432 {
 433         /* Unmute */
 434         if (get_wcaps(codec, pin_nid) & AC_WCAP_OUT_AMP)
 435                 snd_hda_codec_write(codec, pin_nid, 0,
 436                                 AC_VERB_SET_AMP_GAIN_MUTE, AMP_OUT_UNMUTE);
 437         /* Enable pin out: some machines with GM965 gets broken output when
 438          * the pin is disabled or changed while using with HDMI
 439          */
 440         snd_hda_codec_write(codec, pin_nid, 0,
 441                             AC_VERB_SET_PIN_WIDGET_CONTROL, PIN_OUT);
 442 }
 443
 444 static int hdmi_get_channel_count(struct hda_codec *codec, hda_nid_t cvt_nid)
 445 {
 446         return 1 + snd_hda_codec_read(codec, cvt_nid, 0,
 447                                         AC_VERB_GET_CVT_CHAN_COUNT, 0);
 448 }
 449
 450 static void hdmi_set_channel_count(struct hda_codec *codec,
 451                                    hda_nid_t cvt_nid, int chs)
 452 {
 453         if (chs != hdmi_get_channel_count(codec, cvt_nid))
 454                 snd_hda_codec_write(codec, cvt_nid, 0,
 455                                     AC_VERB_SET_CVT_CHAN_COUNT, chs - 1);
 456 }
 457
 458
 459 /*
 460  * Channel mapping routines
 461  */
 462
 463 /*
 464  * Compute derived values in channel_allocations[].
 465  */
 466 static void init_channel_allocations(void)
 467 {
 468         int i, j;
 469         struct cea_channel_speaker_allocation *p;
 470
 471         for (i = 0; i < ARRAY_SIZE(channel_allocations); i++) {
 472                 p = channel_allocations + i;
 473                 p->channels = 0;
 474                 p->spk_mask = 0;
 475                 for (j = 0; j < ARRAY_SIZE(p->speakers); j++)
 476                         if (p->speakers[j]) {
 477                                 p->channels++;
 478                                 p->spk_mask |= p->speakers[j];
 479                         }
 480         }
 481 }
 482
 483 static int get_channel_allocation_order(int ca)
 484 {
 485         int i;
 486
 487         for (i = 0; i < ARRAY_SIZE(channel_allocations); i++) {
 488                 if (channel_allocations[i].ca_index == ca)
 489                         break;
 490         }
 491         return i;
 492 }
 493
 494 /*
 495  * The transformation takes two steps:
 496  *
 497  *      eld->spk_alloc => (eld_speaker_allocation_bits[]) => spk_mask
 498  *            spk_mask => (channel_allocations[])         => ai->CA
 499  *
 500  * TODO: it could select the wrong CA from multiple candidates.
 501 */
 502 static int hdmi_channel_allocation(struct hdmi_eld *eld, int channels)
 503 {
 504         int i;
 505         int ca = 0;
 506         int spk_mask = 0;
 507         char buf[SND_PRINT_CHANNEL_ALLOCATION_ADVISED_BUFSIZE];
 508
 509         /*
 510          * CA defaults to 0 for basic stereo audio
 511          */
 512         if (channels <= 2)
 513                 return 0;
 514
 515         /*
 516          * expand ELD's speaker allocation mask
 517          *
 518          * ELD tells the speaker mask in a compact(paired) form,
 519          * expand ELD's notions to match the ones used by Audio InfoFrame.
 520          */
 521         for (i = 0; i < ARRAY_SIZE(eld_speaker_allocation_bits); i++) {
 522                 if (eld->spk_alloc & (1 << i))
 523                         spk_mask |= eld_speaker_allocation_bits[i];
 524         }
 525
 526         /* search for the first working match in the CA table */
 527         for (i = 0; i < ARRAY_SIZE(channel_allocations); i++) {
 528                 if (channels == channel_allocations[i].channels &&
 529                     (spk_mask & channel_allocations[i].spk_mask) ==
 530                                 channel_allocations[i].spk_mask) {
 531                         ca = channel_allocations[i].ca_index;
 532                         break;
 533                 }
 534         }
 535
 536         snd_print_channel_allocation(eld->spk_alloc, buf, sizeof(buf));
 537         snd_printdd("HDMI: select CA 0x%x for %d-channel allocation: %s\n",
 538                     ca, channels, buf);
 539
 540         return ca;
 541 }
 542
 543 static void hdmi_debug_channel_mapping(struct hda_codec *codec,
 544                                        hda_nid_t pin_nid)
 545 {
 546 #ifdef CONFIG_SND_DEBUG_VERBOSE
 547         int i;
 548         int slot;
 549
 550         for (i = 0; i < 8; i++) {
 551                 slot = snd_hda_codec_read(codec, pin_nid, 0,
 552                                                 AC_VERB_GET_HDMI_CHAN_SLOT, i);
 553                 printk(KERN_DEBUG "HDMI: ASP channel %d => slot %d\n",
 554                                                 slot >> 4, slot & 0xf);
 555         }
 556 #endif
 557 }
 558
 559
 560 static void hdmi_std_setup_channel_mapping(struct hda_codec *codec,
 561                                        hda_nid_t pin_nid,
 562                                        bool non_pcm,
 563                                        int ca)
 564 {
 565         int i;
 566         int err;
 567         int order;
 568         int non_pcm_mapping[8];
 569
 570         order = get_channel_allocation_order(ca);
 571
 572         if (hdmi_channel_mapping[ca][1] == 0) {
 573                 for (i = 0; i < channel_allocations[order].channels; i++)
 574                         hdmi_channel_mapping[ca][i] = i | (i << 4);
 575                 for (; i < 8; i++)
 576                         hdmi_channel_mapping[ca][i] = 0xf | (i << 4);
 577         }
 578
 579         if (non_pcm) {
 580                 for (i = 0; i < channel_allocations[order].channels; i++)
 581                         non_pcm_mapping[i] = i | (i << 4);
 582                 for (; i < 8; i++)
 583                         non_pcm_mapping[i] = 0xf | (i << 4);
 584         }
 585
 586         for (i = 0; i < 8; i++) {
 587                 err = snd_hda_codec_write(codec, pin_nid, 0,
 588                                           AC_VERB_SET_HDMI_CHAN_SLOT,
 589                                           non_pcm ? non_pcm_mapping[i] : hdmi_channel_mapping[ca][i]);
 590                 if (err) {
 591                         snd_printdd(KERN_NOTICE
 592                                     "HDMI: channel mapping failed\n");
 593                         break;
 594                 }
 595         }
 596
 597         hdmi_debug_channel_mapping(codec, pin_nid);
 598 }
 599
 600 struct channel_map_table {
 601         unsigned char map;              /* ALSA API channel map position */
 602         unsigned char cea_slot;         /* CEA slot value */
 603         int spk_mask;                   /* speaker position bit mask */
 604 };
 605
 606 static struct channel_map_table map_tables[] = {
 607         { SNDRV_CHMAP_FL,       0x00,   FL },
 608         { SNDRV_CHMAP_FR,       0x01,   FR },
 609         { SNDRV_CHMAP_RL,       0x04,   RL },
 610         { SNDRV_CHMAP_RR,       0x05,   RR },
 611         { SNDRV_CHMAP_LFE,      0x02,   LFE },
 612         { SNDRV_CHMAP_FC,       0x03,   FC },
 613         { SNDRV_CHMAP_RLC,      0x06,   RLC },
 614         { SNDRV_CHMAP_RRC,      0x07,   RRC },
 615         {} /* terminator */
 616 };
 617
 618 /* from ALSA API channel position to speaker bit mask */
 619 static int to_spk_mask(unsigned char c)
 620 {
 621         struct channel_map_table *t = map_tables;
 622         for (; t->map; t++) {
 623                 if (t->map == c)
 624                         return t->spk_mask;
 625         }
 626         return 0;
 627 }
 628
 629 /* from ALSA API channel position to CEA slot */
 630 static int to_cea_slot(unsigned char c)
 631 {
 632         struct channel_map_table *t = map_tables;
 633         for (; t->map; t++) {
 634                 if (t->map == c)
 635                         return t->cea_slot;
 636         }
 637         return 0x0f;
 638 }
 639
 640 /* from CEA slot to ALSA API channel position */
 641 static int from_cea_slot(unsigned char c)
 642 {
 643         struct channel_map_table *t = map_tables;
 644         for (; t->map; t++) {
 645                 if (t->cea_slot == c)
 646                         return t->map;
 647         }
 648         return 0;
 649 }
 650
 651 /* from speaker bit mask to ALSA API channel position */
 652 static int spk_to_chmap(int spk)
 653 {
 654         struct channel_map_table *t = map_tables;
 655         for (; t->map; t++) {
 656                 if (t->spk_mask == spk)
 657                         return t->map;
 658         }
 659         return 0;
 660 }
 661
 662 /* get the CA index corresponding to the given ALSA API channel map */
 663 static int hdmi_manual_channel_allocation(int chs, unsigned char *map)
 664 {
 665         int i, spks = 0, spk_mask = 0;
 666
 667         for (i = 0; i < chs; i++) {
 668                 int mask = to_spk_mask(map[i]);
 669                 if (mask) {
 670                         spk_mask |= mask;
 671                         spks++;
 672                 }
 673         }
 674
 675         for (i = 0; i < ARRAY_SIZE(channel_allocations); i++) {
 676                 if ((chs == channel_allocations[i].channels ||
 677                      spks == channel_allocations[i].channels) &&
 678                     (spk_mask & channel_allocations[i].spk_mask) ==
 679                                 channel_allocations[i].spk_mask)
 680                         return channel_allocations[i].ca_index;
 681         }
 682         return -1;
 683 }
 684
 685 /* set up the channel slots for the given ALSA API channel map */
 686 static int hdmi_manual_setup_channel_mapping(struct hda_codec *codec,
 687                                              hda_nid_t pin_nid,
 688                                              int chs, unsigned char *map)
 689 {
 690         int i;
 691         for (i = 0; i < 8; i++) {
 692                 int val, err;
 693                 if (i < chs)
 694                         val = to_cea_slot(map[i]);
 695                 else
 696                         val = 0xf;
 697                 val |= (i << 4);
 698                 err = snd_hda_codec_write(codec, pin_nid, 0,
 699                                           AC_VERB_SET_HDMI_CHAN_SLOT, val);
 700                 if (err)
 701                         return -EINVAL;
 702         }
 703         return 0;
 704 }
 705
 706 /* store ALSA API channel map from the current default map */
 707 static void hdmi_setup_fake_chmap(unsigned char *map, int ca)
 708 {
 709         int i;
 710         for (i = 0; i < 8; i++) {
 711                 if (i < channel_allocations[ca].channels)
 712                         map[i] = from_cea_slot((hdmi_channel_mapping[ca][i] >> 4) & 0x0f);
 713                 else
 714                         map[i] = 0;
 715         }
 716 }
 717
 718 static void hdmi_setup_channel_mapping(struct hda_codec *codec,
 719                                        hda_nid_t pin_nid, bool non_pcm, int ca,
 720                                        int channels, unsigned char *map,
 721                                        bool chmap_set)
 722 {
 723         if (!non_pcm && chmap_set) {
 724                 hdmi_manual_setup_channel_mapping(codec, pin_nid,
 725                                                   channels, map);
 726         } else {
 727                 hdmi_std_setup_channel_mapping(codec, pin_nid, non_pcm, ca);
 728                 hdmi_setup_fake_chmap(map, ca);
 729         }
 730 }
 731
 732 /*
 733  * Audio InfoFrame routines
 734  */
 735
 736 /*
 737  * Enable Audio InfoFrame Transmission
 738  */
 739 static void hdmi_start_infoframe_trans(struct hda_codec *codec,
 740                                        hda_nid_t pin_nid)
 741 {
 742         hdmi_set_dip_index(codec, pin_nid, 0x0, 0x0);
 743         snd_hda_codec_write(codec, pin_nid, 0, AC_VERB_SET_HDMI_DIP_XMIT,
 744                                                 AC_DIPXMIT_BEST);
 745 }
 746
 747 /*
 748  * Disable Audio InfoFrame Transmission
 749  */
 750 static void hdmi_stop_infoframe_trans(struct hda_codec *codec,
 751                                       hda_nid_t pin_nid)
 752 {
 753         hdmi_set_dip_index(codec, pin_nid, 0x0, 0x0);
 754         snd_hda_codec_write(codec, pin_nid, 0, AC_VERB_SET_HDMI_DIP_XMIT,
 755                                                 AC_DIPXMIT_DISABLE);
 756 }
 757
 758 static void hdmi_debug_dip_size(struct hda_codec *codec, hda_nid_t pin_nid)
 759 {
 760 #ifdef CONFIG_SND_DEBUG_VERBOSE
 761         int i;
 762         int size;
 763
 764         size = snd_hdmi_get_eld_size(codec, pin_nid);
 765         printk(KERN_DEBUG "HDMI: ELD buf size is %d\n", size);
 766
 767         for (i = 0; i < 8; i++) {
 768                 size = snd_hda_codec_read(codec, pin_nid, 0,
 769                                                 AC_VERB_GET_HDMI_DIP_SIZE, i);
 770                 printk(KERN_DEBUG "HDMI: DIP GP[%d] buf size is %d\n", i, size);
 771         }
 772 #endif
 773 }
 774
 775 static void hdmi_clear_dip_buffers(struct hda_codec *codec, hda_nid_t pin_nid)
 776 {
 777 #ifdef BE_PARANOID
 778         int i, j;
 779         int size;
 780         int pi, bi;
 781         for (i = 0; i < 8; i++) {
 782                 size = snd_hda_codec_read(codec, pin_nid, 0,
 783                                                 AC_VERB_GET_HDMI_DIP_SIZE, i);
 784                 if (size == 0)
 785                         continue;
 786
 787                 hdmi_set_dip_index(codec, pin_nid, i, 0x0);
 788                 for (j = 1; j < 1000; j++) {
 789                         hdmi_write_dip_byte(codec, pin_nid, 0x0);
 790                         hdmi_get_dip_index(codec, pin_nid, &pi, &bi);
 791                         if (pi != i)
 792                                 snd_printd(KERN_INFO "dip index %d: %d != %d\n",
 793                                                 bi, pi, i);
 794                         if (bi == 0) /* byte index wrapped around */
 795                                 break;
 796                 }
 797                 snd_printd(KERN_INFO
 798                         "HDMI: DIP GP[%d] buf reported size=%d, written=%d\n",
 799                         i, size, j);
 800         }
 801 #endif
 802 }
 803
 804 static void hdmi_checksum_audio_infoframe(struct hdmi_audio_infoframe *hdmi_ai)
 805 {
 806         u8 *bytes = (u8 *)hdmi_ai;
 807         u8 sum = 0;
 808         int i;
 809
 810         hdmi_ai->checksum = 0;
 811
 812         for (i = 0; i < sizeof(*hdmi_ai); i++)
 813                 sum += bytes[i];
 814
 815         hdmi_ai->checksum = -sum;
 816 }
 817
 818 static void hdmi_fill_audio_infoframe(struct hda_codec *codec,
 819                                       hda_nid_t pin_nid,
 820                                       u8 *dip, int size)
 821 {
 822         int i;
 823
 824         hdmi_debug_dip_size(codec, pin_nid);
 825         hdmi_clear_dip_buffers(codec, pin_nid); /* be paranoid */
 826
 827         hdmi_set_dip_index(codec, pin_nid, 0x0, 0x0);
 828         for (i = 0; i < size; i++)
 829                 hdmi_write_dip_byte(codec, pin_nid, dip[i]);
 830 }
 831
 832 static bool hdmi_infoframe_uptodate(struct hda_codec *codec, hda_nid_t pin_nid,
 833                                     u8 *dip, int size)
 834 {
 835         u8 val;
 836         int i;
 837
 838         if (snd_hda_codec_read(codec, pin_nid, 0, AC_VERB_GET_HDMI_DIP_XMIT, 0)
 839                                                             != AC_DIPXMIT_BEST)
 840                 return false;
 841
 842         hdmi_set_dip_index(codec, pin_nid, 0x0, 0x0);
 843         for (i = 0; i < size; i++) {
 844                 val = snd_hda_codec_read(codec, pin_nid, 0,
 845                                          AC_VERB_GET_HDMI_DIP_DATA, 0);
 846                 if (val != dip[i])
 847                         return false;
 848         }
 849
 850         return true;
 851 }
 852
 853 static void hdmi_setup_audio_infoframe(struct hda_codec *codec, int pin_idx,
 854                                        bool non_pcm,
 855                                        struct snd_pcm_substream *substream)
 856 {
 857         struct hdmi_spec *spec = codec->spec;
 858         struct hdmi_spec_per_pin *per_pin = &spec->pins[pin_idx];
 859         hda_nid_t pin_nid = per_pin->pin_nid;
 860         int channels = substream->runtime->channels;
 861         struct hdmi_eld *eld;
 862         int ca;
 863         union audio_infoframe ai;
 864
 865         eld = &spec->pins[pin_idx].sink_eld;
 866         if (!eld->monitor_present)
 867                 return;
 868
 869         if (!non_pcm && per_pin->chmap_set)
 870                 ca = hdmi_manual_channel_allocation(channels, per_pin->chmap);
 871         else
 872                 ca = hdmi_channel_allocation(eld, channels);
 873         if (ca < 0)
 874                 ca = 0;
 875
 876         memset(&ai, 0, sizeof(ai));
 877         if (eld->conn_type == 0) { /* HDMI */
 878                 struct hdmi_audio_infoframe *hdmi_ai = &ai.hdmi;
 879
 880                 hdmi_ai->type           = 0x84;
 881                 hdmi_ai->ver            = 0x01;
 882                 hdmi_ai->len            = 0x0a;
 883                 hdmi_ai->CC02_CT47      = channels - 1;
 884                 hdmi_ai->CA             = ca;
 885                 hdmi_checksum_audio_infoframe(hdmi_ai);
 886         } else if (eld->conn_type == 1) { /* DisplayPort */
 887                 struct dp_audio_infoframe *dp_ai = &ai.dp;
 888
 889                 dp_ai->type             = 0x84;
 890                 dp_ai->len              = 0x1b;
 891                 dp_ai->ver              = 0x11 << 2;
 892                 dp_ai->CC02_CT47        = channels - 1;
 893                 dp_ai->CA               = ca;
 894         } else {
 895                 snd_printd("HDMI: unknown connection type at pin %d\n",
 896                             pin_nid);
 897                 return;
 898         }
 899
 900         /*
 901          * sizeof(ai) is used instead of sizeof(*hdmi_ai) or
 902          * sizeof(*dp_ai) to avoid partial match/update problems when
 903          * the user switches between HDMI/DP monitors.
 904          */
 905         if (!hdmi_infoframe_uptodate(codec, pin_nid, ai.bytes,
 906                                         sizeof(ai))) {
 907                 snd_printdd("hdmi_setup_audio_infoframe: "
 908                             "pin=%d channels=%d\n",
 909                             pin_nid,
 910                             channels);
 911                 hdmi_setup_channel_mapping(codec, pin_nid, non_pcm, ca,
 912                                            channels, per_pin->chmap,
 913                                            per_pin->chmap_set);
 914                 hdmi_stop_infoframe_trans(codec, pin_nid);
 915                 hdmi_fill_audio_infoframe(codec, pin_nid,
 916                                             ai.bytes, sizeof(ai));
 917                 hdmi_start_infoframe_trans(codec, pin_nid);
 918         } else {
 919                 /* For non-pcm audio switch, setup new channel mapping
 920                  * accordingly */
 921                 if (per_pin->non_pcm != non_pcm)
 922                         hdmi_setup_channel_mapping(codec, pin_nid, non_pcm, ca,
 923                                                    channels, per_pin->chmap,
 924                                                    per_pin->chmap_set);
 925         }
 926
 927         per_pin->non_pcm = non_pcm;
 928 }
 929
 930
 931 /*
 932  * Unsolicited events
 933  */
 934
 935 static void hdmi_present_sense(struct hdmi_spec_per_pin *per_pin, int repoll);
 936
 937 static void hdmi_intrinsic_event(struct hda_codec *codec, unsigned int res)
 938 {
 939         struct hdmi_spec *spec = codec->spec;
 940         int tag = res >> AC_UNSOL_RES_TAG_SHIFT;
 941         int pin_nid;
 942         int pin_idx;
 943         struct hda_jack_tbl *jack;
 944
 945         jack = snd_hda_jack_tbl_get_from_tag(codec, tag);
 946         if (!jack)
 947                 return;
 948         pin_nid = jack->nid;
 949         jack->jack_dirty = 1;
 950
 951         _snd_printd(SND_PR_VERBOSE,
 952                 "HDMI hot plug event: Codec=%d Pin=%d Presence_Detect=%d ELD_Valid=%d\n",
 953                 codec->addr, pin_nid,
 954                 !!(res & AC_UNSOL_RES_PD), !!(res & AC_UNSOL_RES_ELDV));
 955
 956         pin_idx = pin_nid_to_pin_index(spec, pin_nid);
 957         if (pin_idx < 0)
 958                 return;
 959
 960         hdmi_present_sense(&spec->pins[pin_idx], 1);
 961         snd_hda_jack_report_sync(codec);
 962 }
 963
 964 static void hdmi_non_intrinsic_event(struct hda_codec *codec, unsigned int res)
 965 {
 966         int tag = res >> AC_UNSOL_RES_TAG_SHIFT;
 967         int subtag = (res & AC_UNSOL_RES_SUBTAG) >> AC_UNSOL_RES_SUBTAG_SHIFT;
 968         int cp_state = !!(res & AC_UNSOL_RES_CP_STATE);
 969         int cp_ready = !!(res & AC_UNSOL_RES_CP_READY);
 970
 971         printk(KERN_INFO
 972                 "HDMI CP event: CODEC=%d TAG=%d SUBTAG=0x%x CP_STATE=%d CP_READY=%d\n",
 973                 codec->addr,
 974                 tag,
 975                 subtag,
 976                 cp_state,
 977                 cp_ready);
 978
 979         /* TODO */
 980         if (cp_state)
 981                 ;
 982         if (cp_ready)
 983                 ;
 984 }
 985
 986
 987 static void hdmi_unsol_event(struct hda_codec *codec, unsigned int res)
 988 {
 989         int tag = res >> AC_UNSOL_RES_TAG_SHIFT;
 990         int subtag = (res & AC_UNSOL_RES_SUBTAG) >> AC_UNSOL_RES_SUBTAG_SHIFT;
 991
 992         if (!snd_hda_jack_tbl_get_from_tag(codec, tag)) {
 993                 snd_printd(KERN_INFO "Unexpected HDMI event tag 0x%x\n", tag);
 994                 return;
 995         }
 996
 997         if (subtag == 0)
 998                 hdmi_intrinsic_event(codec, res);
 999         else
1000                 hdmi_non_intrinsic_event(codec, res);
1001 }
1002
1003 /*
1004  * Callbacks
1005  */
1006
1007 /* HBR should be Non-PCM, 8 channels */
1008 #define is_hbr_format(format) \
1009         ((format & AC_FMT_TYPE_NON_PCM) && (format & AC_FMT_CHAN_MASK) == 7)
1010
1011 static int hdmi_setup_stream(struct hda_codec *codec, hda_nid_t cvt_nid,
1012                               hda_nid_t pin_nid, u32 stream_tag, int format)
1013 {
1014         int pinctl;
1015         int new_pinctl = 0;
1016
1017         if (snd_hda_query_pin_caps(codec, pin_nid) & AC_PINCAP_HBR) {
1018                 pinctl = snd_hda_codec_read(codec, pin_nid, 0,
1019                                             AC_VERB_GET_PIN_WIDGET_CONTROL, 0);
1020
1021                 new_pinctl = pinctl & ~AC_PINCTL_EPT;
1022                 if (is_hbr_format(format))
1023                         new_pinctl |= AC_PINCTL_EPT_HBR;
1024                 else
1025                         new_pinctl |= AC_PINCTL_EPT_NATIVE;
1026
1027                 snd_printdd("hdmi_setup_stream: "
1028                             "NID=0x%x, %spinctl=0x%x\n",
1029                             pin_nid,
1030                             pinctl == new_pinctl ? "" : "new-",
1031                             new_pinctl);
1032
1033                 if (pinctl != new_pinctl)
1034                         snd_hda_codec_write(codec, pin_nid, 0,
1035                                             AC_VERB_SET_PIN_WIDGET_CONTROL,
1036                                             new_pinctl);
1037
1038         }
1039         if (is_hbr_format(format) && !new_pinctl) {
1040                 snd_printdd("hdmi_setup_stream: HBR is not supported\n");
1041                 return -EINVAL;
1042         }
1043
1044         snd_hda_codec_setup_stream(codec, cvt_nid, stream_tag, 0, format);
1045         return 0;
1046 }
1047
1048 /*
1049  * HDA PCM callbacks
1050  */
1051 static int hdmi_pcm_open(struct hda_pcm_stream *hinfo,
1052                          struct hda_codec *codec,
1053                          struct snd_pcm_substream *substream)
1054 {
1055         struct hdmi_spec *spec = codec->spec;
1056         struct snd_pcm_runtime *runtime = substream->runtime;
1057         int pin_idx, cvt_idx, mux_idx = 0;
1058         struct hdmi_spec_per_pin *per_pin;
1059         struct hdmi_eld *eld;
1060         struct hdmi_spec_per_cvt *per_cvt = NULL;
1061
1062         /* Validate hinfo */
1063         pin_idx = hinfo_to_pin_index(spec, hinfo);
1064         if (snd_BUG_ON(pin_idx < 0))
1065                 return -EINVAL;
1066         per_pin = &spec->pins[pin_idx];
1067         eld = &per_pin->sink_eld;
1068
1069         /* Dynamically assign converter to stream */
1070         for (cvt_idx = 0; cvt_idx < spec->num_cvts; cvt_idx++) {
1071                 per_cvt = &spec->cvts[cvt_idx];
1072
1073                 /* Must not already be assigned */
1074                 if (per_cvt->assigned)
1075                         continue;
1076                 /* Must be in pin's mux's list of converters */
1077                 for (mux_idx = 0; mux_idx < per_pin->num_mux_nids; mux_idx++)
1078                         if (per_pin->mux_nids[mux_idx] == per_cvt->cvt_nid)
1079                                 break;
1080                 /* Not in mux list */
1081                 if (mux_idx == per_pin->num_mux_nids)
1082                         continue;
1083                 break;
1084         }
1085         /* No free converters */
1086         if (cvt_idx == spec->num_cvts)
1087                 return -ENODEV;
1088
1089         /* Claim converter */
1090         per_cvt->assigned = 1;
1091         hinfo->nid = per_cvt->cvt_nid;
1092
1093         snd_hda_codec_write(codec, per_pin->pin_nid, 0,
1094                             AC_VERB_SET_CONNECT_SEL,
1095                             mux_idx);
1096         snd_hda_spdif_ctls_assign(codec, pin_idx, per_cvt->cvt_nid);
1097
1098         /* Initially set the converter's capabilities */
1099         hinfo->channels_min = per_cvt->channels_min;
1100         hinfo->channels_max = per_cvt->channels_max;
1101         hinfo->rates = per_cvt->rates;
1102         hinfo->formats = per_cvt->formats;
1103         hinfo->maxbps = per_cvt->maxbps;
1104
1105         /* Restrict capabilities by ELD if this isn't disabled */
1106         if (!static_hdmi_pcm && eld->eld_valid) {
1107                 snd_hdmi_eld_update_pcm_info(eld, hinfo);
1108                 if (hinfo->channels_min > hinfo->channels_max ||
1109                     !hinfo->rates || !hinfo->formats) {
1110                         per_cvt->assigned = 0;
1111                         hinfo->nid = 0;
1112                         snd_hda_spdif_ctls_unassign(codec, pin_idx);
1113                         return -ENODEV;
1114                 }
1115         }
1116
1117         /* Store the updated parameters */
1118         runtime->hw.channels_min = hinfo->channels_min;
1119         runtime->hw.channels_max = hinfo->channels_max;
1120         runtime->hw.formats = hinfo->formats;
1121         runtime->hw.rates = hinfo->rates;
1122
1123         snd_pcm_hw_constraint_step(substream->runtime, 0,
1124                                    SNDRV_PCM_HW_PARAM_CHANNELS, 2);
1125         return 0;
1126 }
1127
1128 /*
1129  * HDA/HDMI auto parsing
1130  */
1131 static int hdmi_read_pin_conn(struct hda_codec *codec, int pin_idx)
1132 {
1133         struct hdmi_spec *spec = codec->spec;
1134         struct hdmi_spec_per_pin *per_pin = &spec->pins[pin_idx];
1135         hda_nid_t pin_nid = per_pin->pin_nid;
1136
1137         if (!(get_wcaps(codec, pin_nid) & AC_WCAP_CONN_LIST)) {
1138                 snd_printk(KERN_WARNING
1139                            "HDMI: pin %d wcaps %#x "
1140                            "does not support connection list\n",
1141                            pin_nid, get_wcaps(codec, pin_nid));
1142                 return -EINVAL;
1143         }
1144
1145         per_pin->num_mux_nids = snd_hda_get_connections(codec, pin_nid,
1146                                                         per_pin->mux_nids,
1147                                                         HDA_MAX_CONNECTIONS);
1148
1149         return 0;
1150 }
1151
1152 static void hdmi_present_sense(struct hdmi_spec_per_pin *per_pin, int repoll)
1153 {
1154         struct hda_codec *codec = per_pin->codec;
1155         struct hdmi_eld *eld = &per_pin->sink_eld;
1156         hda_nid_t pin_nid = per_pin->pin_nid;
1157         /*
1158          * Always execute a GetPinSense verb here, even when called from
1159          * hdmi_intrinsic_event; for some NVIDIA HW, the unsolicited
1160          * response's PD bit is not the real PD value, but indicates that
1161          * the real PD value changed. An older version of the HD-audio
1162          * specification worked this way. Hence, we just ignore the data in
1163          * the unsolicited response to avoid custom WARs.
1164          */
1165         int present = snd_hda_pin_sense(codec, pin_nid);
1166         bool eld_valid = false;
1167
1168         memset(eld, 0, offsetof(struct hdmi_eld, eld_buffer));
1169
1170         eld->monitor_present    = !!(present & AC_PINSENSE_PRESENCE);
1171         if (eld->monitor_present)
1172                 eld_valid       = !!(present & AC_PINSENSE_ELDV);
1173
1174         _snd_printd(SND_PR_VERBOSE,
1175                 "HDMI status: Codec=%d Pin=%d Presence_Detect=%d ELD_Valid=%d\n",
1176                 codec->addr, pin_nid, eld->monitor_present, eld_valid);
1177
1178         if (eld_valid) {
1179                 if (!snd_hdmi_get_eld(eld, codec, pin_nid))
1180                         snd_hdmi_show_eld(eld);
1181                 else if (repoll) {
1182                         queue_delayed_work(codec->bus->workq,
1183                                            &per_pin->work,
1184                                            msecs_to_jiffies(300));
1185                 }
1186         }
1187 }
1188
1189 static void hdmi_repoll_eld(struct work_struct *work)
1190 {
1191         struct hdmi_spec_per_pin *per_pin =
1192         container_of(to_delayed_work(work), struct hdmi_spec_per_pin, work);
1193
1194         if (per_pin->repoll_count++ > 6)
1195                 per_pin->repoll_count = 0;
1196
1197         hdmi_present_sense(per_pin, per_pin->repoll_count);
1198 }
1199
1200 static int hdmi_add_pin(struct hda_codec *codec, hda_nid_t pin_nid)
1201 {
1202         struct hdmi_spec *spec = codec->spec;
1203         unsigned int caps, config;
1204         int pin_idx;
1205         struct hdmi_spec_per_pin *per_pin;
1206         int err;
1207
1208         caps = snd_hda_query_pin_caps(codec, pin_nid);
1209         if (!(caps & (AC_PINCAP_HDMI | AC_PINCAP_DP)))
1210                 return 0;
1211
1212         config = snd_hda_codec_get_pincfg(codec, pin_nid);
1213         if (get_defcfg_connect(config) == AC_JACK_PORT_NONE)
1214                 return 0;
1215
1216         if (snd_BUG_ON(spec->num_pins >= MAX_HDMI_PINS))
1217                 return -E2BIG;
1218
1219         pin_idx = spec->num_pins;
1220         per_pin = &spec->pins[pin_idx];
1221
1222         per_pin->pin_nid = pin_nid;
1223         per_pin->non_pcm = false;
1224
1225         err = hdmi_read_pin_conn(codec, pin_idx);
1226         if (err < 0)
1227                 return err;
1228
1229         spec->num_pins++;
1230
1231         return 0;
1232 }
1233
1234 static int hdmi_add_cvt(struct hda_codec *codec, hda_nid_t cvt_nid)
1235 {
1236         struct hdmi_spec *spec = codec->spec;
1237         int cvt_idx;
1238         struct hdmi_spec_per_cvt *per_cvt;
1239         unsigned int chans;
1240         int err;
1241
1242         if (snd_BUG_ON(spec->num_cvts >= MAX_HDMI_CVTS))
1243                 return -E2BIG;
1244
1245         chans = get_wcaps(codec, cvt_nid);
1246         chans = get_wcaps_channels(chans);
1247
1248         cvt_idx = spec->num_cvts;
1249         per_cvt = &spec->cvts[cvt_idx];
1250
1251         per_cvt->cvt_nid = cvt_nid;
1252         per_cvt->channels_min = 2;
1253         if (chans <= 16) {
1254                 per_cvt->channels_max = chans;
1255                 if (chans > spec->channels_max)
1256                         spec->channels_max = chans;
1257         }
1258
1259         err = snd_hda_query_supported_pcm(codec, cvt_nid,
1260                                           &per_cvt->rates,
1261                                           &per_cvt->formats,
1262                                           &per_cvt->maxbps);
1263         if (err < 0)
1264                 return err;
1265
1266         spec->num_cvts++;
1267
1268         return 0;
1269 }
1270
1271 static int hdmi_parse_codec(struct hda_codec *codec)
1272 {
1273         hda_nid_t nid;
1274         int i, nodes;
1275
1276         nodes = snd_hda_get_sub_nodes(codec, codec->afg, &nid);
1277         if (!nid || nodes < 0) {
1278                 snd_printk(KERN_WARNING "HDMI: failed to get afg sub nodes\n");
1279                 return -EINVAL;
1280         }
1281
1282         for (i = 0; i < nodes; i++, nid++) {
1283                 unsigned int caps;
1284                 unsigned int type;
1285
1286                 caps = get_wcaps(codec, nid);
1287                 type = get_wcaps_type(caps);
1288
1289                 if (!(caps & AC_WCAP_DIGITAL))
1290                         continue;
1291
1292                 switch (type) {
1293                 case AC_WID_AUD_OUT:
1294                         hdmi_add_cvt(codec, nid);
1295                         break;
1296                 case AC_WID_PIN:
1297                         hdmi_add_pin(codec, nid);
1298                         break;
1299                 }
1300         }
1301
1302 #ifdef CONFIG_PM
1303         /* We're seeing some problems with unsolicited hot plug events on
1304          * PantherPoint after S3, if this is not enabled */
1305         if (codec->vendor_id == 0x80862806)
1306                 codec->bus->power_keep_link_on = 1;
1307         /*
1308          * G45/IbexPeak don't support EPSS: the unsolicited pin hot plug event
1309          * can be lost and presence sense verb will become inaccurate if the
1310          * HDA link is powered off at hot plug or hw initialization time.
1311          */
1312         else if (!(snd_hda_param_read(codec, codec->afg, AC_PAR_POWER_STATE) &
1313               AC_PWRST_EPSS))
1314                 codec->bus->power_keep_link_on = 1;
1315 #endif
1316
1317         return 0;
1318 }
1319
1320 /*
1321  */
1322 static char *get_hdmi_pcm_name(int idx)
1323 {
1324         static char names[MAX_HDMI_PINS][8];
1325         sprintf(&names[idx][0], "HDMI %d", idx);
1326         return &names[idx][0];
1327 }
1328
1329 static bool check_non_pcm_per_cvt(struct hda_codec *codec, hda_nid_t cvt_nid)
1330 {
1331         struct hda_spdif_out *spdif;
1332         bool non_pcm;
1333
1334         mutex_lock(&codec->spdif_mutex);
1335         spdif = snd_hda_spdif_out_of_nid(codec, cvt_nid);
1336         non_pcm = !!(spdif->status & IEC958_AES0_NONAUDIO);
1337         mutex_unlock(&codec->spdif_mutex);
1338         return non_pcm;
1339 }
1340
1341
1342 /*
1343  * HDMI callbacks
1344  */
1345
1346 static int generic_hdmi_playback_pcm_prepare(struct hda_pcm_stream *hinfo,
1347                                            struct hda_codec *codec,
1348                                            unsigned int stream_tag,
1349                                            unsigned int format,
1350                                            struct snd_pcm_substream *substream)
1351 {
1352         hda_nid_t cvt_nid = hinfo->nid;
1353         struct hdmi_spec *spec = codec->spec;
1354         int pin_idx = hinfo_to_pin_index(spec, hinfo);
1355         hda_nid_t pin_nid = spec->pins[pin_idx].pin_nid;
1356         bool non_pcm;
1357
1358         non_pcm = check_non_pcm_per_cvt(codec, cvt_nid);
1359
1360         hdmi_set_channel_count(codec, cvt_nid, substream->runtime->channels);
1361
1362         hdmi_setup_audio_infoframe(codec, pin_idx, non_pcm, substream);
1363
1364         return hdmi_setup_stream(codec, cvt_nid, pin_nid, stream_tag, format);
1365 }
1366
1367 static int generic_hdmi_playback_pcm_cleanup(struct hda_pcm_stream *hinfo,
1368                                              struct hda_codec *codec,
1369                                              struct snd_pcm_substream *substream)
1370 {
1371         snd_hda_codec_cleanup_stream(codec, hinfo->nid);
1372         return 0;
1373 }
1374
1375 static int hdmi_pcm_close(struct hda_pcm_stream *hinfo,
1376                           struct hda_codec *codec,
1377                           struct snd_pcm_substream *substream)
1378 {
1379         struct hdmi_spec *spec = codec->spec;
1380         int cvt_idx, pin_idx;
1381         struct hdmi_spec_per_cvt *per_cvt;
1382         struct hdmi_spec_per_pin *per_pin;
1383
1384         if (hinfo->nid) {
1385                 cvt_idx = cvt_nid_to_cvt_index(spec, hinfo->nid);
1386                 if (snd_BUG_ON(cvt_idx < 0))
1387                         return -EINVAL;
1388                 per_cvt = &spec->cvts[cvt_idx];
1389
1390                 snd_BUG_ON(!per_cvt->assigned);
1391                 per_cvt->assigned = 0;
1392                 hinfo->nid = 0;
1393
1394                 pin_idx = hinfo_to_pin_index(spec, hinfo);
1395                 if (snd_BUG_ON(pin_idx < 0))
1396                         return -EINVAL;
1397                 per_pin = &spec->pins[pin_idx];
1398
1399                 snd_hda_spdif_ctls_unassign(codec, pin_idx);
1400                 per_pin->chmap_set = false;
1401                 memset(per_pin->chmap, 0, sizeof(per_pin->chmap));
1402         }
1403
1404         return 0;
1405 }
1406
1407 static const struct hda_pcm_ops generic_ops = {
1408         .open = hdmi_pcm_open,
1409         .close = hdmi_pcm_close,
1410         .prepare = generic_hdmi_playback_pcm_prepare,
1411         .cleanup = generic_hdmi_playback_pcm_cleanup,
1412 };
1413
1414 /*
1415  * ALSA API channel-map control callbacks
1416  */
1417 static int hdmi_chmap_ctl_info(struct snd_kcontrol *kcontrol,
1418                                struct snd_ctl_elem_info *uinfo)
1419 {
1420         struct snd_pcm_chmap *info = snd_kcontrol_chip(kcontrol);
1421         struct hda_codec *codec = info->private_data;
1422         struct hdmi_spec *spec = codec->spec;
1423         uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
1424         uinfo->count = spec->channels_max;
1425         uinfo->value.integer.min = 0;
1426         uinfo->value.integer.max = SNDRV_CHMAP_LAST;
1427         return 0;
1428 }
1429
1430 static int hdmi_chmap_ctl_tlv(struct snd_kcontrol *kcontrol, int op_flag,
1431                               unsigned int size, unsigned int __user *tlv)
1432 {
1433         struct snd_pcm_chmap *info = snd_kcontrol_chip(kcontrol);
1434         struct hda_codec *codec = info->private_data;
1435         struct hdmi_spec *spec = codec->spec;
1436         const unsigned int valid_mask =
1437                 FL | FR | RL | RR | LFE | FC | RLC | RRC;
1438         unsigned int __user *dst;
1439         int chs, count = 0;
1440
1441         if (size < 8)
1442                 return -ENOMEM;
1443         if (put_user(SNDRV_CTL_TLVT_CONTAINER, tlv))
1444                 return -EFAULT;
1445         size -= 8;
1446         dst = tlv + 2;
1447         for (chs = 2; chs <= spec->channels_max; chs++) {
1448                 int i, c;
1449                 struct cea_channel_speaker_allocation *cap;
1450                 cap = channel_allocations;
1451                 for (i = 0; i < ARRAY_SIZE(channel_allocations); i++, cap++) {
1452                         int chs_bytes = chs * 4;
1453                         if (cap->channels != chs)
1454                                 continue;
1455                         if (cap->spk_mask & ~valid_mask)
1456                                 continue;
1457                         if (size < 8)
1458                                 return -ENOMEM;
1459                         if (put_user(SNDRV_CTL_TLVT_CHMAP_VAR, dst) ||
1460                             put_user(chs_bytes, dst + 1))
1461                                 return -EFAULT;
1462                         dst += 2;
1463                         size -= 8;
1464                         count += 8;
1465                         if (size < chs_bytes)
1466                                 return -ENOMEM;
1467                         size -= chs_bytes;
1468                         count += chs_bytes;
1469                         for (c = 7; c >= 0; c--) {
1470                                 int spk = cap->speakers[c];
1471                                 if (!spk)
1472                                         continue;
1473                                 if (put_user(spk_to_chmap(spk), dst))
1474                                         return -EFAULT;
1475                                 dst++;
1476                         }
1477                 }
1478         }
1479         if (put_user(count, tlv + 1))
1480                 return -EFAULT;
1481         return 0;
1482 }
1483
1484 static int hdmi_chmap_ctl_get(struct snd_kcontrol *kcontrol,
1485                               struct snd_ctl_elem_value *ucontrol)
1486 {
1487         struct snd_pcm_chmap *info = snd_kcontrol_chip(kcontrol);
1488         struct hda_codec *codec = info->private_data;
1489         struct hdmi_spec *spec = codec->spec;
1490         int pin_idx = kcontrol->private_value;
1491         struct hdmi_spec_per_pin *per_pin = &spec->pins[pin_idx];
1492         int i;
1493
1494         for (i = 0; i < ARRAY_SIZE(per_pin->chmap); i++)
1495                 ucontrol->value.integer.value[i] = per_pin->chmap[i];
1496         return 0;
1497 }
1498
1499 static int hdmi_chmap_ctl_put(struct snd_kcontrol *kcontrol,
1500                               struct snd_ctl_elem_value *ucontrol)
1501 {
1502         struct snd_pcm_chmap *info = snd_kcontrol_chip(kcontrol);
1503         struct hda_codec *codec = info->private_data;
1504         struct hdmi_spec *spec = codec->spec;
1505         int pin_idx = kcontrol->private_value;
1506         struct hdmi_spec_per_pin *per_pin = &spec->pins[pin_idx];
1507         unsigned int ctl_idx;
1508         struct snd_pcm_substream *substream;
1509         unsigned char chmap[8];
1510         int i, ca, prepared = 0;
1511
1512         ctl_idx = snd_ctl_get_ioffidx(kcontrol, &ucontrol->id);
1513         substream = snd_pcm_chmap_substream(info, ctl_idx);
1514         if (!substream || !substream->runtime)
1515                 return 0; /* just for avoiding error from alsactl restore */
1516         switch (substream->runtime->status->state) {
1517         case SNDRV_PCM_STATE_OPEN:
1518         case SNDRV_PCM_STATE_SETUP:
1519                 break;
1520         case SNDRV_PCM_STATE_PREPARED:
1521                 prepared = 1;
1522                 break;
1523         default:
1524                 return -EBUSY;
1525         }
1526         memset(chmap, 0, sizeof(chmap));
1527         for (i = 0; i < ARRAY_SIZE(chmap); i++)
1528                 chmap[i] = ucontrol->value.integer.value[i];
1529         if (!memcmp(chmap, per_pin->chmap, sizeof(chmap)))
1530                 return 0;
1531         ca = hdmi_manual_channel_allocation(ARRAY_SIZE(chmap), chmap);
1532         if (ca < 0)
1533                 return -EINVAL;
1534         per_pin->chmap_set = true;
1535         memcpy(per_pin->chmap, chmap, sizeof(chmap));
1536         if (prepared)
1537                 hdmi_setup_audio_infoframe(codec, pin_idx, per_pin->non_pcm,
1538                                            substream);
1539
1540         return 0;
1541 }
1542
1543 static int generic_hdmi_build_pcms(struct hda_codec *codec)
1544 {
1545         struct hdmi_spec *spec = codec->spec;
1546         int pin_idx;
1547
1548         for (pin_idx = 0; pin_idx < spec->num_pins; pin_idx++) {
1549                 struct hda_pcm *info;
1550                 struct hda_pcm_stream *pstr;
1551
1552                 info = &spec->pcm_rec[pin_idx];
1553                 info->name = get_hdmi_pcm_name(pin_idx);
1554                 info->pcm_type = HDA_PCM_TYPE_HDMI;
1555                 info->own_chmap = true;
1556
1557                 pstr = &info->stream[SNDRV_PCM_STREAM_PLAYBACK];
1558                 pstr->substreams = 1;
1559                 pstr->ops = generic_ops;
1560                 /* other pstr fields are set in open */
1561         }
1562
1563         codec->num_pcms = spec->num_pins;
1564         codec->pcm_info = spec->pcm_rec;
1565
1566         return 0;
1567 }
1568
1569 static int generic_hdmi_build_jack(struct hda_codec *codec, int pin_idx)
1570 {
1571         char hdmi_str[32] = "HDMI/DP";
1572         struct hdmi_spec *spec = codec->spec;
1573         struct hdmi_spec_per_pin *per_pin = &spec->pins[pin_idx];
1574         int pcmdev = spec->pcm_rec[pin_idx].device;
1575
1576         if (pcmdev > 0)
1577                 sprintf(hdmi_str + strlen(hdmi_str), ",pcm=%d", pcmdev);
1578
1579         return snd_hda_jack_add_kctl(codec, per_pin->pin_nid, hdmi_str, 0);
1580 }
1581
1582 static int generic_hdmi_build_controls(struct hda_codec *codec)
1583 {
1584         struct hdmi_spec *spec = codec->spec;
1585         int err;
1586         int pin_idx;
1587
1588         for (pin_idx = 0; pin_idx < spec->num_pins; pin_idx++) {
1589                 struct hdmi_spec_per_pin *per_pin = &spec->pins[pin_idx];
1590
1591                 err = generic_hdmi_build_jack(codec, pin_idx);
1592                 if (err < 0)
1593                         return err;
1594
1595                 err = snd_hda_create_dig_out_ctls(codec,
1596                                                   per_pin->pin_nid,
1597                                                   per_pin->mux_nids[0],
1598                                                   HDA_PCM_TYPE_HDMI);
1599                 if (err < 0)
1600                         return err;
1601                 snd_hda_spdif_ctls_unassign(codec, pin_idx);
1602
1603                 /* add control for ELD Bytes */
1604                 err = hdmi_create_eld_ctl(codec,
1605                                         pin_idx,
1606                                         spec->pcm_rec[pin_idx].device);
1607
1608                 if (err < 0)
1609                         return err;
1610
1611                 hdmi_present_sense(per_pin, 0);
1612         }
1613
1614         /* add channel maps */
1615         for (pin_idx = 0; pin_idx < spec->num_pins; pin_idx++) {
1616                 struct snd_pcm_chmap *chmap;
1617                 struct snd_kcontrol *kctl;
1618                 int i;
1619                 err = snd_pcm_add_chmap_ctls(codec->pcm_info[pin_idx].pcm,
1620                                              SNDRV_PCM_STREAM_PLAYBACK,
1621                                              NULL, 0, pin_idx, &chmap);
1622                 if (err < 0)
1623                         return err;
1624                 /* override handlers */
1625                 chmap->private_data = codec;
1626                 kctl = chmap->kctl;
1627                 for (i = 0; i < kctl->count; i++)
1628                         kctl->vd[i].access |= SNDRV_CTL_ELEM_ACCESS_WRITE;
1629                 kctl->info = hdmi_chmap_ctl_info;
1630                 kctl->get = hdmi_chmap_ctl_get;
1631                 kctl->put = hdmi_chmap_ctl_put;
1632                 kctl->tlv.c = hdmi_chmap_ctl_tlv;
1633         }
1634
1635         return 0;
1636 }
1637
1638 static int generic_hdmi_init_per_pins(struct hda_codec *codec)
1639 {
1640         struct hdmi_spec *spec = codec->spec;
1641         int pin_idx;
1642
1643         for (pin_idx = 0; pin_idx < spec->num_pins; pin_idx++) {
1644                 struct hdmi_spec_per_pin *per_pin = &spec->pins[pin_idx];
1645                 struct hdmi_eld *eld = &per_pin->sink_eld;
1646
1647                 per_pin->codec = codec;
1648                 INIT_DELAYED_WORK(&per_pin->work, hdmi_repoll_eld);
1649                 snd_hda_eld_proc_new(codec, eld, pin_idx);
1650         }
1651         return 0;
1652 }
1653
1654 static int generic_hdmi_init(struct hda_codec *codec)
1655 {
1656         struct hdmi_spec *spec = codec->spec;
1657         int pin_idx;
1658
1659         for (pin_idx = 0; pin_idx < spec->num_pins; pin_idx++) {
1660                 struct hdmi_spec_per_pin *per_pin = &spec->pins[pin_idx];
1661                 hda_nid_t pin_nid = per_pin->pin_nid;
1662
1663                 hdmi_init_pin(codec, pin_nid);
1664                 snd_hda_jack_detect_enable(codec, pin_nid, pin_nid);
1665         }
1666         return 0;
1667 }
1668
1669 static void generic_hdmi_free(struct hda_codec *codec)
1670 {
1671         struct hdmi_spec *spec = codec->spec;
1672         int pin_idx;
1673
1674         for (pin_idx = 0; pin_idx < spec->num_pins; pin_idx++) {
1675                 struct hdmi_spec_per_pin *per_pin = &spec->pins[pin_idx];
1676                 struct hdmi_eld *eld = &per_pin->sink_eld;
1677
1678                 cancel_delayed_work(&per_pin->work);
1679                 snd_hda_eld_proc_free(codec, eld);
1680         }
1681
1682         flush_workqueue(codec->bus->workq);
1683         kfree(spec);
1684 }
1685
1686 static const struct hda_codec_ops generic_hdmi_patch_ops = {
1687         .init                   = generic_hdmi_init,
1688         .free                   = generic_hdmi_free,
1689         .build_pcms             = generic_hdmi_build_pcms,
1690         .build_controls         = generic_hdmi_build_controls,
1691         .unsol_event            = hdmi_unsol_event,
1692 };
1693
1694 static void intel_haswell_fixup_connect_list(struct hda_codec *codec)
1695 {
1696         unsigned int vendor_param;
1697         hda_nid_t list[3] = {0x2, 0x3, 0x4};
1698
1699         vendor_param = snd_hda_codec_read(codec, 0x08, 0, 0xf81, 0);
1700         if (vendor_param == -1 || vendor_param & 0x02)
1701                 return;
1702
1703         /* enable DP1.2 mode */
1704         vendor_param |= 0x02;
1705         snd_hda_codec_read(codec, 0x08, 0, 0x781, vendor_param);
1706
1707         vendor_param = snd_hda_codec_read(codec, 0x08, 0, 0xf81, 0);
1708         if (vendor_param == -1 || !(vendor_param & 0x02))
1709                 return;
1710
1711         /* override 3 pins connection list */
1712         snd_hda_override_conn_list(codec, 0x05, 3, list);
1713         snd_hda_override_conn_list(codec, 0x06, 3, list);
1714         snd_hda_override_conn_list(codec, 0x07, 3, list);
1715 }
1716
1717 #define INTEL_VENDOR_NID 0x08
1718 #define INTEL_GET_VENDOR_VERB 0xf81
1719 #define INTEL_SET_VENDOR_VERB 0x781
1720 #define INTEL_EN_DP12                   0x02 /* enable DP 1.2 features */
1721 #define INTEL_EN_ALL_PIN_CVTS   0x01 /* enable 2nd & 3rd pins and convertors */
1722
1723 static void intel_haswell_enable_all_pins(struct hda_codec *codec,
1724                                         const struct hda_fixup *fix, int action)
1725 {
1726         unsigned int vendor_param;
1727
1728         if (action != HDA_FIXUP_ACT_PRE_PROBE)
1729                 return;
1730         vendor_param = snd_hda_codec_read(codec, INTEL_VENDOR_NID, 0,
1731                                 INTEL_GET_VENDOR_VERB, 0);
1732         if (vendor_param == -1 || vendor_param & INTEL_EN_ALL_PIN_CVTS)
1733                 return;
1734
1735         vendor_param |= INTEL_EN_ALL_PIN_CVTS;
1736         vendor_param = snd_hda_codec_read(codec, INTEL_VENDOR_NID, 0,
1737                                 INTEL_SET_VENDOR_VERB, vendor_param);
1738         if (vendor_param == -1)
1739                 return;
1740
1741         snd_hda_codec_update_widgets(codec);
1742         return;
1743 }
1744
1745
1746 /* available models for fixup */
1747 enum {
1748         INTEL_HASWELL,
1749 };
1750
1751 static const struct hda_model_fixup hdmi_models[] = {
1752         {.id = INTEL_HASWELL, .name = "Haswell"},
1753         {}
1754 };
1755
1756 static const struct snd_pci_quirk hdmi_fixup_tbl[] = {
1757         SND_PCI_QUIRK(0x8086, 0x2010, "Haswell", INTEL_HASWELL),
1758         {} /* terminator */
1759 };
1760
1761 static const struct hda_fixup hdmi_fixups[] = {
1762         [INTEL_HASWELL] = {
1763                 .type = HDA_FIXUP_FUNC,
1764                 .v.func = intel_haswell_enable_all_pins,
1765         },
1766 };
1767
1768
1769 static int patch_generic_hdmi(struct hda_codec *codec)
1770 {
1771         struct hdmi_spec *spec;
1772
1773         spec = kzalloc(sizeof(*spec), GFP_KERNEL);
1774         if (spec == NULL)
1775                 return -ENOMEM;
1776
1777         codec->spec = spec;
1778
1779         snd_hda_pick_fixup(codec, hdmi_models, hdmi_fixup_tbl, hdmi_fixups);
1780         snd_hda_apply_fixup(codec, HDA_FIXUP_ACT_PRE_PROBE);
1781
1782         if (codec->vendor_id == 0x80862807)
1783                 intel_haswell_fixup_connect_list(codec);
1784
1785         if (hdmi_parse_codec(codec) < 0) {
1786                 codec->spec = NULL;
1787                 kfree(spec);
1788                 return -EINVAL;
1789         }
1790         codec->patch_ops = generic_hdmi_patch_ops;
1791         generic_hdmi_init_per_pins(codec);
1792
1793         init_channel_allocations();
1794
1795         return 0;
1796 }
1797
1798 /*
1799  * Shared non-generic implementations
1800  */
1801
1802 static int simple_playback_build_pcms(struct hda_codec *codec)
1803 {
1804         struct hdmi_spec *spec = codec->spec;
1805         struct hda_pcm *info = spec->pcm_rec;
1806         unsigned int chans;
1807         struct hda_pcm_stream *pstr;
1808
1809         codec->num_pcms = 1;
1810         codec->pcm_info = info;
1811
1812         chans = get_wcaps(codec, spec->cvts[0].cvt_nid);
1813         chans = get_wcaps_channels(chans);
1814
1815         info->name = get_hdmi_pcm_name(0);
1816         info->pcm_type = HDA_PCM_TYPE_HDMI;
1817         pstr = &info->stream[SNDRV_PCM_STREAM_PLAYBACK];
1818         *pstr = spec->pcm_playback;
1819         pstr->nid = spec->cvts[0].cvt_nid;
1820         if (pstr->channels_max <= 2 && chans && chans <= 16)
1821                 pstr->channels_max = chans;
1822
1823         return 0;
1824 }
1825
1826 /* unsolicited event for jack sensing */
1827 static void simple_hdmi_unsol_event(struct hda_codec *codec,
1828                                     unsigned int res)
1829 {
1830         snd_hda_jack_set_dirty_all(codec);
1831         snd_hda_jack_report_sync(codec);
1832 }
1833
1834 /* generic_hdmi_build_jack can be used for simple_hdmi, too,
1835  * as long as spec->pins[] is set correctly
1836  */
1837 #define simple_hdmi_build_jack  generic_hdmi_build_jack
1838
1839 static int simple_playback_build_controls(struct hda_codec *codec)
1840 {
1841         struct hdmi_spec *spec = codec->spec;
1842         int err;
1843
1844         err = snd_hda_create_spdif_out_ctls(codec,
1845                                             spec->cvts[0].cvt_nid,
1846                                             spec->cvts[0].cvt_nid);
1847         if (err < 0)
1848                 return err;
1849         return simple_hdmi_build_jack(codec, 0);
1850 }
1851
1852 static int simple_playback_init(struct hda_codec *codec)
1853 {
1854         struct hdmi_spec *spec = codec->spec;
1855         hda_nid_t pin = spec->pins[0].pin_nid;
1856
1857         snd_hda_codec_write(codec, pin, 0,
1858                             AC_VERB_SET_PIN_WIDGET_CONTROL, PIN_OUT);
1859         /* some codecs require to unmute the pin */
1860         if (get_wcaps(codec, pin) & AC_WCAP_OUT_AMP)
1861                 snd_hda_codec_write(codec, pin, 0, AC_VERB_SET_AMP_GAIN_MUTE,
1862                                     AMP_OUT_UNMUTE);
1863         snd_hda_jack_detect_enable(codec, pin, pin);
1864         return 0;
1865 }
1866
1867 static void simple_playback_free(struct hda_codec *codec)
1868 {
1869         struct hdmi_spec *spec = codec->spec;
1870
1871         kfree(spec);
1872 }
1873
1874 /*
1875  * Nvidia specific implementations
1876  */
1877
1878 #define Nv_VERB_SET_Channel_Allocation          0xF79
1879 #define Nv_VERB_SET_Info_Frame_Checksum         0xF7A
1880 #define Nv_VERB_SET_Audio_Protection_On         0xF98
1881 #define Nv_VERB_SET_Audio_Protection_Off        0xF99
1882
1883 #define nvhdmi_master_con_nid_7x        0x04
1884 #define nvhdmi_master_pin_nid_7x        0x05
1885
1886 static const hda_nid_t nvhdmi_con_nids_7x[4] = {
1887         /*front, rear, clfe, rear_surr */
1888         0x6, 0x8, 0xa, 0xc,
1889 };
1890
1891 static const struct hda_verb nvhdmi_basic_init_7x_2ch[] = {
1892         /* set audio protect on */
1893         { 0x1, Nv_VERB_SET_Audio_Protection_On, 0x1},
1894         /* enable digital output on pin widget */
1895         { 0x5, AC_VERB_SET_PIN_WIDGET_CONTROL, PIN_OUT | 0x5 },
1896         {} /* terminator */
1897 };
1898
1899 static const struct hda_verb nvhdmi_basic_init_7x_8ch[] = {
1900         /* set audio protect on */
1901         { 0x1, Nv_VERB_SET_Audio_Protection_On, 0x1},
1902         /* enable digital output on pin widget */
1903         { 0x5, AC_VERB_SET_PIN_WIDGET_CONTROL, PIN_OUT | 0x5 },
1904         { 0x7, AC_VERB_SET_PIN_WIDGET_CONTROL, PIN_OUT | 0x5 },
1905         { 0x9, AC_VERB_SET_PIN_WIDGET_CONTROL, PIN_OUT | 0x5 },
1906         { 0xb, AC_VERB_SET_PIN_WIDGET_CONTROL, PIN_OUT | 0x5 },
1907         { 0xd, AC_VERB_SET_PIN_WIDGET_CONTROL, PIN_OUT | 0x5 },
1908         {} /* terminator */
1909 };
1910
1911 #ifdef LIMITED_RATE_FMT_SUPPORT
1912 /* support only the safe format and rate */
1913 #define SUPPORTED_RATES         SNDRV_PCM_RATE_48000
1914 #define SUPPORTED_MAXBPS        16
1915 #define SUPPORTED_FORMATS       SNDRV_PCM_FMTBIT_S16_LE
1916 #else
1917 /* support all rates and formats */
1918 #define SUPPORTED_RATES \
1919         (SNDRV_PCM_RATE_32000 | SNDRV_PCM_RATE_44100 | SNDRV_PCM_RATE_48000 |\
1920         SNDRV_PCM_RATE_88200 | SNDRV_PCM_RATE_96000 | SNDRV_PCM_RATE_176400 |\
1921          SNDRV_PCM_RATE_192000)
1922 #define SUPPORTED_MAXBPS        24
1923 #define SUPPORTED_FORMATS \
1924         (SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S32_LE)
1925 #endif
1926
1927 static int nvhdmi_7x_init_2ch(struct hda_codec *codec)
1928 {
1929         snd_hda_sequence_write(codec, nvhdmi_basic_init_7x_2ch);
1930         return 0;
1931 }
1932
1933 static int nvhdmi_7x_init_8ch(struct hda_codec *codec)
1934 {
1935         snd_hda_sequence_write(codec, nvhdmi_basic_init_7x_8ch);
1936         return 0;
1937 }
1938
1939 static unsigned int channels_2_6_8[] = {
1940         2, 6, 8
1941 };
1942
1943 static unsigned int channels_2_8[] = {
1944         2, 8
1945 };
1946
1947 static struct snd_pcm_hw_constraint_list hw_constraints_2_6_8_channels = {
1948         .count = ARRAY_SIZE(channels_2_6_8),
1949         .list = channels_2_6_8,
1950         .mask = 0,
1951 };
1952
1953 static struct snd_pcm_hw_constraint_list hw_constraints_2_8_channels = {
1954         .count = ARRAY_SIZE(channels_2_8),
1955         .list = channels_2_8,
1956         .mask = 0,
1957 };
1958
1959 static int simple_playback_pcm_open(struct hda_pcm_stream *hinfo,
1960                                     struct hda_codec *codec,
1961                                     struct snd_pcm_substream *substream)
1962 {
1963         struct hdmi_spec *spec = codec->spec;
1964         struct snd_pcm_hw_constraint_list *hw_constraints_channels = NULL;
1965
1966         switch (codec->preset->id) {
1967         case 0x10de0002:
1968         case 0x10de0003:
1969         case 0x10de0005:
1970         case 0x10de0006:
1971                 hw_constraints_channels = &hw_constraints_2_8_channels;
1972                 break;
1973         case 0x10de0007:
1974                 hw_constraints_channels = &hw_constraints_2_6_8_channels;
1975                 break;
1976         default:
1977                 break;
1978         }
1979
1980         if (hw_constraints_channels != NULL) {
1981                 snd_pcm_hw_constraint_list(substream->runtime, 0,
1982                                 SNDRV_PCM_HW_PARAM_CHANNELS,
1983                                 hw_constraints_channels);
1984         } else {
1985                 snd_pcm_hw_constraint_step(substream->runtime, 0,
1986                                            SNDRV_PCM_HW_PARAM_CHANNELS, 2);
1987         }
1988
1989         return snd_hda_multi_out_dig_open(codec, &spec->multiout);
1990 }
1991
1992 static int simple_playback_pcm_close(struct hda_pcm_stream *hinfo,
1993                                      struct hda_codec *codec,
1994                                      struct snd_pcm_substream *substream)
1995 {
1996         struct hdmi_spec *spec = codec->spec;
1997         return snd_hda_multi_out_dig_close(codec, &spec->multiout);
1998 }
1999
2000 static int simple_playback_pcm_prepare(struct hda_pcm_stream *hinfo,
2001                                        struct hda_codec *codec,
2002                                        unsigned int stream_tag,
2003                                        unsigned int format,
2004                                        struct snd_pcm_substream *substream)
2005 {
2006         struct hdmi_spec *spec = codec->spec;
2007         return snd_hda_multi_out_dig_prepare(codec, &spec->multiout,
2008                                              stream_tag, format, substream);
2009 }
2010
2011 static const struct hda_pcm_stream simple_pcm_playback = {
2012         .substreams = 1,
2013         .channels_min = 2,
2014         .channels_max = 2,
2015         .ops = {
2016                 .open = simple_playback_pcm_open,
2017                 .close = simple_playback_pcm_close,
2018                 .prepare = simple_playback_pcm_prepare
2019         },
2020 };
2021
2022 static const struct hda_codec_ops simple_hdmi_patch_ops = {
2023         .build_controls = simple_playback_build_controls,
2024         .build_pcms = simple_playback_build_pcms,
2025         .init = simple_playback_init,
2026         .free = simple_playback_free,
2027         .unsol_event = simple_hdmi_unsol_event,
2028 };
2029
2030 static int patch_simple_hdmi(struct hda_codec *codec,
2031                              hda_nid_t cvt_nid, hda_nid_t pin_nid)
2032 {
2033         struct hdmi_spec *spec;
2034
2035         spec = kzalloc(sizeof(*spec), GFP_KERNEL);
2036         if (!spec)
2037                 return -ENOMEM;
2038
2039         codec->spec = spec;
2040
2041         spec->multiout.num_dacs = 0;  /* no analog */
2042         spec->multiout.max_channels = 2;
2043         spec->multiout.dig_out_nid = cvt_nid;
2044         spec->num_cvts = 1;
2045         spec->num_pins = 1;
2046         spec->cvts[0].cvt_nid = cvt_nid;
2047         spec->pins[0].pin_nid = pin_nid;
2048         spec->pcm_playback = simple_pcm_playback;
2049
2050         codec->patch_ops = simple_hdmi_patch_ops;
2051
2052         return 0;
2053 }
2054
2055 static void nvhdmi_8ch_7x_set_info_frame_parameters(struct hda_codec *codec,
2056                                                     int channels)
2057 {
2058         unsigned int chanmask;
2059         int chan = channels ? (channels - 1) : 1;
2060
2061         switch (channels) {
2062         default:
2063         case 0:
2064         case 2:
2065                 chanmask = 0x00;
2066                 break;
2067         case 4:
2068                 chanmask = 0x08;
2069                 break;
2070         case 6:
2071                 chanmask = 0x0b;
2072                 break;
2073         case 8:
2074                 chanmask = 0x13;
2075                 break;
2076         }
2077
2078         /* Set the audio infoframe channel allocation and checksum fields.  The
2079          * channel count is computed implicitly by the hardware. */
2080         snd_hda_codec_write(codec, 0x1, 0,
2081                         Nv_VERB_SET_Channel_Allocation, chanmask);
2082
2083         snd_hda_codec_write(codec, 0x1, 0,
2084                         Nv_VERB_SET_Info_Frame_Checksum,
2085                         (0x71 - chan - chanmask));
2086 }
2087
2088 static int nvhdmi_8ch_7x_pcm_close(struct hda_pcm_stream *hinfo,
2089                                    struct hda_codec *codec,
2090                                    struct snd_pcm_substream *substream)
2091 {
2092         struct hdmi_spec *spec = codec->spec;
2093         int i;
2094
2095         snd_hda_codec_write(codec, nvhdmi_master_con_nid_7x,
2096                         0, AC_VERB_SET_CHANNEL_STREAMID, 0);
2097         for (i = 0; i < 4; i++) {
2098                 /* set the stream id */
2099                 snd_hda_codec_write(codec, nvhdmi_con_nids_7x[i], 0,
2100                                 AC_VERB_SET_CHANNEL_STREAMID, 0);
2101                 /* set the stream format */
2102                 snd_hda_codec_write(codec, nvhdmi_con_nids_7x[i], 0,
2103                                 AC_VERB_SET_STREAM_FORMAT, 0);
2104         }
2105
2106         /* The audio hardware sends a channel count of 0x7 (8ch) when all the
2107          * streams are disabled. */
2108         nvhdmi_8ch_7x_set_info_frame_parameters(codec, 8);
2109
2110         return snd_hda_multi_out_dig_close(codec, &spec->multiout);
2111 }
2112
2113 static int nvhdmi_8ch_7x_pcm_prepare(struct hda_pcm_stream *hinfo,
2114                                      struct hda_codec *codec,
2115                                      unsigned int stream_tag,
2116                                      unsigned int format,
2117                                      struct snd_pcm_substream *substream)
2118 {
2119         int chs;
2120         unsigned int dataDCC2, channel_id;
2121         int i;
2122         struct hdmi_spec *spec = codec->spec;
2123         struct hda_spdif_out *spdif;
2124
2125         mutex_lock(&codec->spdif_mutex);
2126         spdif = snd_hda_spdif_out_of_nid(codec, spec->cvts[0].cvt_nid);
2127
2128         chs = substream->runtime->channels;
2129
2130         dataDCC2 = 0x2;
2131
2132         /* turn off SPDIF once; otherwise the IEC958 bits won't be updated */
2133         if (codec->spdif_status_reset && (spdif->ctls & AC_DIG1_ENABLE))
2134                 snd_hda_codec_write(codec,
2135                                 nvhdmi_master_con_nid_7x,
2136                                 0,
2137                                 AC_VERB_SET_DIGI_CONVERT_1,
2138                                 spdif->ctls & ~AC_DIG1_ENABLE & 0xff);
2139
2140         /* set the stream id */
2141         snd_hda_codec_write(codec, nvhdmi_master_con_nid_7x, 0,
2142                         AC_VERB_SET_CHANNEL_STREAMID, (stream_tag << 4) | 0x0);
2143
2144         /* set the stream format */
2145         snd_hda_codec_write(codec, nvhdmi_master_con_nid_7x, 0,
2146                         AC_VERB_SET_STREAM_FORMAT, format);
2147
2148         /* turn on again (if needed) */
2149         /* enable and set the channel status audio/data flag */
2150         if (codec->spdif_status_reset && (spdif->ctls & AC_DIG1_ENABLE)) {
2151                 snd_hda_codec_write(codec,
2152                                 nvhdmi_master_con_nid_7x,
2153                                 0,
2154                                 AC_VERB_SET_DIGI_CONVERT_1,
2155                                 spdif->ctls & 0xff);
2156                 snd_hda_codec_write(codec,
2157                                 nvhdmi_master_con_nid_7x,
2158                                 0,
2159                                 AC_VERB_SET_DIGI_CONVERT_2, dataDCC2);
2160         }
2161
2162         for (i = 0; i < 4; i++) {
2163                 if (chs == 2)
2164                         channel_id = 0;
2165                 else
2166                         channel_id = i * 2;
2167
2168                 /* turn off SPDIF once;
2169                  *otherwise the IEC958 bits won't be updated
2170                  */
2171                 if (codec->spdif_status_reset &&
2172                 (spdif->ctls & AC_DIG1_ENABLE))
2173                         snd_hda_codec_write(codec,
2174                                 nvhdmi_con_nids_7x[i],
2175                                 0,
2176                                 AC_VERB_SET_DIGI_CONVERT_1,
2177                                 spdif->ctls & ~AC_DIG1_ENABLE & 0xff);
2178                 /* set the stream id */
2179                 snd_hda_codec_write(codec,
2180                                 nvhdmi_con_nids_7x[i],
2181                                 0,
2182                                 AC_VERB_SET_CHANNEL_STREAMID,
2183                                 (stream_tag << 4) | channel_id);
2184                 /* set the stream format */
2185                 snd_hda_codec_write(codec,
2186                                 nvhdmi_con_nids_7x[i],
2187                                 0,
2188                                 AC_VERB_SET_STREAM_FORMAT,
2189                                 format);
2190                 /* turn on again (if needed) */
2191                 /* enable and set the channel status audio/data flag */
2192                 if (codec->spdif_status_reset &&
2193                 (spdif->ctls & AC_DIG1_ENABLE)) {
2194                         snd_hda_codec_write(codec,
2195                                         nvhdmi_con_nids_7x[i],
2196                                         0,
2197                                         AC_VERB_SET_DIGI_CONVERT_1,
2198                                         spdif->ctls & 0xff);
2199                         snd_hda_codec_write(codec,
2200                                         nvhdmi_con_nids_7x[i],
2201                                         0,
2202                                         AC_VERB_SET_DIGI_CONVERT_2, dataDCC2);
2203                 }
2204         }
2205
2206         nvhdmi_8ch_7x_set_info_frame_parameters(codec, chs);
2207
2208         mutex_unlock(&codec->spdif_mutex);
2209         return 0;
2210 }
2211
2212 static const struct hda_pcm_stream nvhdmi_pcm_playback_8ch_7x = {
2213         .substreams = 1,
2214         .channels_min = 2,
2215         .channels_max = 8,
2216         .nid = nvhdmi_master_con_nid_7x,
2217         .rates = SUPPORTED_RATES,
2218         .maxbps = SUPPORTED_MAXBPS,
2219         .formats = SUPPORTED_FORMATS,
2220         .ops = {
2221                 .open = simple_playback_pcm_open,
2222                 .close = nvhdmi_8ch_7x_pcm_close,
2223                 .prepare = nvhdmi_8ch_7x_pcm_prepare
2224         },
2225 };
2226
2227 static int patch_nvhdmi_2ch(struct hda_codec *codec)
2228 {
2229         struct hdmi_spec *spec;
2230         int err = patch_simple_hdmi(codec, nvhdmi_master_con_nid_7x,
2231                                     nvhdmi_master_pin_nid_7x);
2232         if (err < 0)
2233                 return err;
2234
2235         codec->patch_ops.init = nvhdmi_7x_init_2ch;
2236         /* override the PCM rates, etc, as the codec doesn't give full list */
2237         spec = codec->spec;
2238         spec->pcm_playback.rates = SUPPORTED_RATES;
2239         spec->pcm_playback.maxbps = SUPPORTED_MAXBPS;
2240         spec->pcm_playback.formats = SUPPORTED_FORMATS;
2241         return 0;
2242 }
2243
2244 static int nvhdmi_7x_8ch_build_pcms(struct hda_codec *codec)
2245 {
2246         struct hdmi_spec *spec = codec->spec;
2247         int err = simple_playback_build_pcms(codec);
2248         spec->pcm_rec[0].own_chmap = true;
2249         return err;
2250 }
2251
2252 static int nvhdmi_7x_8ch_build_controls(struct hda_codec *codec)
2253 {
2254         struct hdmi_spec *spec = codec->spec;
2255         struct snd_pcm_chmap *chmap;
2256         int err;
2257
2258         err = simple_playback_build_controls(codec);
2259         if (err < 0)
2260                 return err;
2261
2262         /* add channel maps */
2263         err = snd_pcm_add_chmap_ctls(spec->pcm_rec[0].pcm,
2264                                      SNDRV_PCM_STREAM_PLAYBACK,
2265                                      snd_pcm_alt_chmaps, 8, 0, &chmap);
2266         if (err < 0)
2267                 return err;
2268         switch (codec->preset->id) {
2269         case 0x10de0002:
2270         case 0x10de0003:
2271         case 0x10de0005:
2272         case 0x10de0006:
2273                 chmap->channel_mask = (1U << 2) | (1U << 8);
2274                 break;
2275         case 0x10de0007:
2276                 chmap->channel_mask = (1U << 2) | (1U << 6) | (1U << 8);
2277         }
2278         return 0;
2279 }
2280
2281 static int patch_nvhdmi_8ch_7x(struct hda_codec *codec)
2282 {
2283         struct hdmi_spec *spec;
2284         int err = patch_nvhdmi_2ch(codec);
2285         if (err < 0)
2286                 return err;
2287         spec = codec->spec;
2288         spec->multiout.max_channels = 8;
2289         spec->pcm_playback = nvhdmi_pcm_playback_8ch_7x;
2290         codec->patch_ops.init = nvhdmi_7x_init_8ch;
2291         codec->patch_ops.build_pcms = nvhdmi_7x_8ch_build_pcms;
2292         codec->patch_ops.build_controls = nvhdmi_7x_8ch_build_controls;
2293
2294         /* Initialize the audio infoframe channel mask and checksum to something
2295          * valid */
2296         nvhdmi_8ch_7x_set_info_frame_parameters(codec, 8);
2297
2298         return 0;
2299 }
2300
2301 /*
2302  * ATI-specific implementations
2303  *
2304  * FIXME: we may omit the whole this and use the generic code once after
2305  * it's confirmed to work.
2306  */
2307
2308 #define ATIHDMI_CVT_NID         0x02    /* audio converter */
2309 #define ATIHDMI_PIN_NID         0x03    /* HDMI output pin */
2310
2311 static int atihdmi_playback_pcm_prepare(struct hda_pcm_stream *hinfo,
2312                                         struct hda_codec *codec,
2313                                         unsigned int stream_tag,
2314                                         unsigned int format,
2315                                         struct snd_pcm_substream *substream)
2316 {
2317         struct hdmi_spec *spec = codec->spec;
2318         int chans = substream->runtime->channels;
2319         int i, err;
2320
2321         err = simple_playback_pcm_prepare(hinfo, codec, stream_tag, format,
2322                                           substream);
2323         if (err < 0)
2324                 return err;
2325         snd_hda_codec_write(codec, spec->cvts[0].cvt_nid, 0,
2326                             AC_VERB_SET_CVT_CHAN_COUNT, chans - 1);
2327         /* FIXME: XXX */
2328         for (i = 0; i < chans; i++) {
2329                 snd_hda_codec_write(codec, spec->cvts[0].cvt_nid, 0,
2330                                     AC_VERB_SET_HDMI_CHAN_SLOT,
2331                                     (i << 4) | i);
2332         }
2333         return 0;
2334 }
2335
2336 static int patch_atihdmi(struct hda_codec *codec)
2337 {
2338         struct hdmi_spec *spec;
2339         int err = patch_simple_hdmi(codec, ATIHDMI_CVT_NID, ATIHDMI_PIN_NID);
2340         if (err < 0)
2341                 return err;
2342         spec = codec->spec;
2343         spec->pcm_playback.ops.prepare = atihdmi_playback_pcm_prepare;
2344         return 0;
2345 }
2346
2347 /* VIA HDMI Implementation */
2348 #define VIAHDMI_CVT_NID 0x02    /* audio converter1 */
2349 #define VIAHDMI_PIN_NID 0x03    /* HDMI output pin1 */
2350
2351 static int patch_via_hdmi(struct hda_codec *codec)
2352 {
2353         return patch_simple_hdmi(codec, VIAHDMI_CVT_NID, VIAHDMI_PIN_NID);
2354 }
2355
2356 /*
2357  * patch entries
2358  */
2359 static const struct hda_codec_preset snd_hda_preset_hdmi[] = {
2360 { .id = 0x1002793c, .name = "RS600 HDMI",       .patch = patch_atihdmi },
2361 { .id = 0x10027919, .name = "RS600 HDMI",       .patch = patch_atihdmi },
2362 { .id = 0x1002791a, .name = "RS690/780 HDMI",   .patch = patch_atihdmi },
2363 { .id = 0x1002aa01, .name = "R6xx HDMI",        .patch = patch_generic_hdmi },
2364 { .id = 0x10951390, .name = "SiI1390 HDMI",     .patch = patch_generic_hdmi },
2365 { .id = 0x10951392, .name = "SiI1392 HDMI",     .patch = patch_generic_hdmi },
2366 { .id = 0x17e80047, .name = "Chrontel HDMI",    .patch = patch_generic_hdmi },
2367 { .id = 0x10de0002, .name = "MCP77/78 HDMI",    .patch = patch_nvhdmi_8ch_7x },
2368 { .id = 0x10de0003, .name = "MCP77/78 HDMI",    .patch = patch_nvhdmi_8ch_7x },
2369 { .id = 0x10de0005, .name = "MCP77/78 HDMI",    .patch = patch_nvhdmi_8ch_7x },
2370 { .id = 0x10de0006, .name = "MCP77/78 HDMI",    .patch = patch_nvhdmi_8ch_7x },
2371 { .id = 0x10de0007, .name = "MCP79/7A HDMI",    .patch = patch_nvhdmi_8ch_7x },
2372 { .id = 0x10de000a, .name = "GPU 0a HDMI/DP",   .patch = patch_generic_hdmi },
2373 { .id = 0x10de000b, .name = "GPU 0b HDMI/DP",   .patch = patch_generic_hdmi },
2374 { .id = 0x10de000c, .name = "MCP89 HDMI",       .patch = patch_generic_hdmi },
2375 { .id = 0x10de000d, .name = "GPU 0d HDMI/DP",   .patch = patch_generic_hdmi },
2376 { .id = 0x10de0010, .name = "GPU 10 HDMI/DP",   .patch = patch_generic_hdmi },
2377 { .id = 0x10de0011, .name = "GPU 11 HDMI/DP",   .patch = patch_generic_hdmi },
2378 { .id = 0x10de0012, .name = "GPU 12 HDMI/DP",   .patch = patch_generic_hdmi },
2379 { .id = 0x10de0013, .name = "GPU 13 HDMI/DP",   .patch = patch_generic_hdmi },
2380 { .id = 0x10de0014, .name = "GPU 14 HDMI/DP",   .patch = patch_generic_hdmi },
2381 { .id = 0x10de0015, .name = "GPU 15 HDMI/DP",   .patch = patch_generic_hdmi },
2382 { .id = 0x10de0016, .name = "GPU 16 HDMI/DP",   .patch = patch_generic_hdmi },
2383 /* 17 is known to be absent */
2384 { .id = 0x10de0018, .name = "GPU 18 HDMI/DP",   .patch = patch_generic_hdmi },
2385 { .id = 0x10de0019, .name = "GPU 19 HDMI/DP",   .patch = patch_generic_hdmi },
2386 { .id = 0x10de001a, .name = "GPU 1a HDMI/DP",   .patch = patch_generic_hdmi },
2387 { .id = 0x10de001b, .name = "GPU 1b HDMI/DP",   .patch = patch_generic_hdmi },
2388 { .id = 0x10de001c, .name = "GPU 1c HDMI/DP",   .patch = patch_generic_hdmi },
2389 { .id = 0x10de0040, .name = "GPU 40 HDMI/DP",   .patch = patch_generic_hdmi },
2390 { .id = 0x10de0041, .name = "GPU 41 HDMI/DP",   .patch = patch_generic_hdmi },
2391 { .id = 0x10de0042, .name = "GPU 42 HDMI/DP",   .patch = patch_generic_hdmi },
2392 { .id = 0x10de0043, .name = "GPU 43 HDMI/DP",   .patch = patch_generic_hdmi },
2393 { .id = 0x10de0044, .name = "GPU 44 HDMI/DP",   .patch = patch_generic_hdmi },
2394 { .id = 0x10de0051, .name = "GPU 51 HDMI/DP",   .patch = patch_generic_hdmi },
2395 { .id = 0x10de0067, .name = "MCP67 HDMI",       .patch = patch_nvhdmi_2ch },
2396 { .id = 0x10de8001, .name = "MCP73 HDMI",       .patch = patch_nvhdmi_2ch },
2397 { .id = 0x11069f80, .name = "VX900 HDMI/DP",    .patch = patch_via_hdmi },
2398 { .id = 0x11069f81, .name = "VX900 HDMI/DP",    .patch = patch_via_hdmi },
2399 { .id = 0x11069f84, .name = "VX11 HDMI/DP",     .patch = patch_generic_hdmi },
2400 { .id = 0x11069f85, .name = "VX11 HDMI/DP",     .patch = patch_generic_hdmi },
2401 { .id = 0x80860054, .name = "IbexPeak HDMI",    .patch = patch_generic_hdmi },
2402 { .id = 0x80862801, .name = "Bearlake HDMI",    .patch = patch_generic_hdmi },
2403 { .id = 0x80862802, .name = "Cantiga HDMI",     .patch = patch_generic_hdmi },
2404 { .id = 0x80862803, .name = "Eaglelake HDMI",   .patch = patch_generic_hdmi },
2405 { .id = 0x80862804, .name = "IbexPeak HDMI",    .patch = patch_generic_hdmi },
2406 { .id = 0x80862805, .name = "CougarPoint HDMI", .patch = patch_generic_hdmi },
2407 { .id = 0x80862806, .name = "PantherPoint HDMI", .patch = patch_generic_hdmi },
2408 { .id = 0x80862807, .name = "Haswell HDMI",     .patch = patch_generic_hdmi },
2409 { .id = 0x80862880, .name = "CedarTrail HDMI",  .patch = patch_generic_hdmi },
2410 { .id = 0x808629fb, .name = "Crestline HDMI",   .patch = patch_generic_hdmi },
2411 {} /* terminator */
2412 };
2413
2414 MODULE_ALIAS("snd-hda-codec-id:1002793c");
2415 MODULE_ALIAS("snd-hda-codec-id:10027919");
2416 MODULE_ALIAS("snd-hda-codec-id:1002791a");
2417 MODULE_ALIAS("snd-hda-codec-id:1002aa01");
2418 MODULE_ALIAS("snd-hda-codec-id:10951390");
2419 MODULE_ALIAS("snd-hda-codec-id:10951392");
2420 MODULE_ALIAS("snd-hda-codec-id:10de0002");
2421 MODULE_ALIAS("snd-hda-codec-id:10de0003");
2422 MODULE_ALIAS("snd-hda-codec-id:10de0005");
2423 MODULE_ALIAS("snd-hda-codec-id:10de0006");
2424 MODULE_ALIAS("snd-hda-codec-id:10de0007");
2425 MODULE_ALIAS("snd-hda-codec-id:10de000a");
2426 MODULE_ALIAS("snd-hda-codec-id:10de000b");
2427 MODULE_ALIAS("snd-hda-codec-id:10de000c");
2428 MODULE_ALIAS("snd-hda-codec-id:10de000d");
2429 MODULE_ALIAS("snd-hda-codec-id:10de0010");
2430 MODULE_ALIAS("snd-hda-codec-id:10de0011");
2431 MODULE_ALIAS("snd-hda-codec-id:10de0012");
2432 MODULE_ALIAS("snd-hda-codec-id:10de0013");
2433 MODULE_ALIAS("snd-hda-codec-id:10de0014");
2434 MODULE_ALIAS("snd-hda-codec-id:10de0015");
2435 MODULE_ALIAS("snd-hda-codec-id:10de0016");
2436 MODULE_ALIAS("snd-hda-codec-id:10de0018");
2437 MODULE_ALIAS("snd-hda-codec-id:10de0019");
2438 MODULE_ALIAS("snd-hda-codec-id:10de001a");
2439 MODULE_ALIAS("snd-hda-codec-id:10de001b");
2440 MODULE_ALIAS("snd-hda-codec-id:10de001c");
2441 MODULE_ALIAS("snd-hda-codec-id:10de0040");
2442 MODULE_ALIAS("snd-hda-codec-id:10de0041");
2443 MODULE_ALIAS("snd-hda-codec-id:10de0042");
2444 MODULE_ALIAS("snd-hda-codec-id:10de0043");
2445 MODULE_ALIAS("snd-hda-codec-id:10de0044");
2446 MODULE_ALIAS("snd-hda-codec-id:10de0051");
2447 MODULE_ALIAS("snd-hda-codec-id:10de0067");
2448 MODULE_ALIAS("snd-hda-codec-id:10de8001");
2449 MODULE_ALIAS("snd-hda-codec-id:11069f80");
2450 MODULE_ALIAS("snd-hda-codec-id:11069f81");
2451 MODULE_ALIAS("snd-hda-codec-id:11069f84");
2452 MODULE_ALIAS("snd-hda-codec-id:11069f85");
2453 MODULE_ALIAS("snd-hda-codec-id:17e80047");
2454 MODULE_ALIAS("snd-hda-codec-id:80860054");
2455 MODULE_ALIAS("snd-hda-codec-id:80862801");
2456 MODULE_ALIAS("snd-hda-codec-id:80862802");
2457 MODULE_ALIAS("snd-hda-codec-id:80862803");
2458 MODULE_ALIAS("snd-hda-codec-id:80862804");
2459 MODULE_ALIAS("snd-hda-codec-id:80862805");
2460 MODULE_ALIAS("snd-hda-codec-id:80862806");
2461 MODULE_ALIAS("snd-hda-codec-id:80862807");
2462 MODULE_ALIAS("snd-hda-codec-id:80862880");
2463 MODULE_ALIAS("snd-hda-codec-id:808629fb");
2464
2465 MODULE_LICENSE("GPL");
2466 MODULE_DESCRIPTION("HDMI HD-audio codec");
2467 MODULE_ALIAS("snd-hda-codec-intelhdmi");
2468 MODULE_ALIAS("snd-hda-codec-nvhdmi");
2469 MODULE_ALIAS("snd-hda-codec-atihdmi");
2470
2471 static struct hda_codec_preset_list intel_list = {
2472         .preset = snd_hda_preset_hdmi,
2473         .owner = THIS_MODULE,
2474 };
2475
2476 static int __init patch_hdmi_init(void)
2477 {
2478         return snd_hda_add_codec_preset(&intel_list);
2479 }
2480
2481 static void __exit patch_hdmi_exit(void)
2482 {
2483         snd_hda_delete_codec_preset(&intel_list);
2484 }
2485
2486 module_init(patch_hdmi_init)
2487 module_exit(patch_hdmi_exit)