sound/pci/oxygen/xonar_dg.c

   1 /*
   2  * card driver for the Xonar DG/DGX
   3  *
   4  * Copyright (c) Clemens Ladisch <clemens@ladisch.de>
   5  *
   6  *
   7  *  This driver is free software; you can redistribute it and/or modify
   8  *  it under the terms of the GNU General Public License, version 2.
   9  *
  10  *  This driver is distributed in the hope that it will be useful,
  11  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
  12  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13  *  GNU General Public License for more details.
  14  *
  15  *  You should have received a copy of the GNU General Public License
  16  *  along with this driver; if not, see <http://www.gnu.org/licenses/>.
  17  */
  18
  19 /*
  20  * Xonar DG/DGX
  21  * ------------
  22  *
  23  * CMI8788:
  24  *
  25  *   SPI 0 -> CS4245
  26  *
  27  *   I²S 1 -> CS4245
  28  *   I²S 2 -> CS4361 (center/LFE)
  29  *   I²S 3 -> CS4361 (surround)
  30  *   I²S 4 -> CS4361 (front)
  31  *
  32  *   GPIO 3 <- ?
  33  *   GPIO 4 <- headphone detect
  34  *   GPIO 5 -> route input jack to line-in (0) or mic-in (1)
  35  *   GPIO 6 -> route input jack to line-in (0) or mic-in (1)
  36  *   GPIO 7 -> enable rear headphone amp
  37  *   GPIO 8 -> enable output to speakers
  38  *
  39  * CS4245:
  40  *
  41  *   input 1 <- aux
  42  *   input 2 <- front mic
  43  *   input 4 <- line/mic
  44  *   DAC out -> headphones
  45  *   aux out -> front panel headphones
  46  */
  47
  48 #include <linux/pci.h>
  49 #include <linux/delay.h>
  50 #include <sound/control.h>
  51 #include <sound/core.h>
  52 #include <sound/info.h>
  53 #include <sound/pcm.h>
  54 #include <sound/tlv.h>
  55 #include "oxygen.h"
  56 #include "xonar_dg.h"
  57 #include "cs4245.h"
  58
  59 #define GPIO_MAGIC              0x0008
  60 #define GPIO_HP_DETECT          0x0010
  61 #define GPIO_INPUT_ROUTE        0x0060
  62 #define GPIO_HP_REAR            0x0080
  63 #define GPIO_OUTPUT_ENABLE      0x0100
  64
  65 struct dg {
  66         unsigned int output_sel;
  67         s8 input_vol[4][2];
  68         unsigned int input_sel;
  69         u8 hp_vol_att;
  70         u8 cs4245_regs[0x11];
  71 };
  72
  73 static void cs4245_write(struct oxygen *chip, unsigned int reg, u8 value)
  74 {
  75         struct dg *data = chip->model_data;
  76
  77         oxygen_write_spi(chip, OXYGEN_SPI_TRIGGER |
  78                          OXYGEN_SPI_DATA_LENGTH_3 |
  79                          OXYGEN_SPI_CLOCK_1280 |
  80                          (0 << OXYGEN_SPI_CODEC_SHIFT) |
  81                          OXYGEN_SPI_CEN_LATCH_CLOCK_HI,
  82                          CS4245_SPI_ADDRESS |
  83                          CS4245_SPI_WRITE |
  84                          (reg << 8) | value);
  85         data->cs4245_regs[reg] = value;
  86 }
  87
  88 static void cs4245_write_cached(struct oxygen *chip, unsigned int reg, u8 value)
  89 {
  90         struct dg *data = chip->model_data;
  91
  92         if (value != data->cs4245_regs[reg])
  93                 cs4245_write(chip, reg, value);
  94 }
  95
  96 static void cs4245_registers_init(struct oxygen *chip)
  97 {
  98         struct dg *data = chip->model_data;
  99
 100         cs4245_write(chip, CS4245_POWER_CTRL, CS4245_PDN);
 101         cs4245_write(chip, CS4245_DAC_CTRL_1,
 102                      data->cs4245_regs[CS4245_DAC_CTRL_1]);
 103         cs4245_write(chip, CS4245_ADC_CTRL,
 104                      data->cs4245_regs[CS4245_ADC_CTRL]);
 105         cs4245_write(chip, CS4245_SIGNAL_SEL,
 106                      data->cs4245_regs[CS4245_SIGNAL_SEL]);
 107         cs4245_write(chip, CS4245_PGA_B_CTRL,
 108                      data->cs4245_regs[CS4245_PGA_B_CTRL]);
 109         cs4245_write(chip, CS4245_PGA_A_CTRL,
 110                      data->cs4245_regs[CS4245_PGA_A_CTRL]);
 111         cs4245_write(chip, CS4245_ANALOG_IN,
 112                      data->cs4245_regs[CS4245_ANALOG_IN]);
 113         cs4245_write(chip, CS4245_DAC_A_CTRL,
 114                      data->cs4245_regs[CS4245_DAC_A_CTRL]);
 115         cs4245_write(chip, CS4245_DAC_B_CTRL,
 116                      data->cs4245_regs[CS4245_DAC_B_CTRL]);
 117         cs4245_write(chip, CS4245_DAC_CTRL_2,
 118                      CS4245_DAC_SOFT | CS4245_DAC_ZERO | CS4245_INVERT_DAC);
 119         cs4245_write(chip, CS4245_INT_MASK, 0);
 120         cs4245_write(chip, CS4245_POWER_CTRL, 0);
 121 }
 122
 123 static void cs4245_init(struct oxygen *chip)
 124 {
 125         struct dg *data = chip->model_data;
 126
 127         data->cs4245_regs[CS4245_DAC_CTRL_1] =
 128                 CS4245_DAC_FM_SINGLE | CS4245_DAC_DIF_LJUST;
 129         data->cs4245_regs[CS4245_ADC_CTRL] =
 130                 CS4245_ADC_FM_SINGLE | CS4245_ADC_DIF_LJUST;
 131         data->cs4245_regs[CS4245_SIGNAL_SEL] =
 132                 CS4245_A_OUT_SEL_HIZ | CS4245_ASYNCH;
 133         data->cs4245_regs[CS4245_PGA_B_CTRL] = 0;
 134         data->cs4245_regs[CS4245_PGA_A_CTRL] = 0;
 135         data->cs4245_regs[CS4245_ANALOG_IN] =
 136                 CS4245_PGA_SOFT | CS4245_PGA_ZERO | CS4245_SEL_INPUT_4;
 137         data->cs4245_regs[CS4245_DAC_A_CTRL] = 0;
 138         data->cs4245_regs[CS4245_DAC_B_CTRL] = 0;
 139         cs4245_registers_init(chip);
 140         snd_component_add(chip->card, "CS4245");
 141 }
 142
 143 static void dg_output_enable(struct oxygen *chip)
 144 {
 145         msleep(2500);
 146         oxygen_set_bits16(chip, OXYGEN_GPIO_DATA, GPIO_OUTPUT_ENABLE);
 147 }
 148
 149 static void dg_init(struct oxygen *chip)
 150 {
 151         struct dg *data = chip->model_data;
 152
 153         data->output_sel = 0;
 154         data->input_sel = 3;
 155         data->hp_vol_att = 2 * 16;
 156
 157         cs4245_init(chip);
 158
 159         oxygen_clear_bits16(chip, OXYGEN_GPIO_CONTROL,
 160                             GPIO_MAGIC | GPIO_HP_DETECT);
 161         oxygen_set_bits16(chip, OXYGEN_GPIO_CONTROL,
 162                           GPIO_INPUT_ROUTE | GPIO_HP_REAR | GPIO_OUTPUT_ENABLE);
 163         oxygen_clear_bits16(chip, OXYGEN_GPIO_DATA,
 164                             GPIO_INPUT_ROUTE | GPIO_HP_REAR);
 165         dg_output_enable(chip);
 166 }
 167
 168 static void dg_cleanup(struct oxygen *chip)
 169 {
 170         oxygen_clear_bits16(chip, OXYGEN_GPIO_DATA, GPIO_OUTPUT_ENABLE);
 171 }
 172
 173 static void dg_suspend(struct oxygen *chip)
 174 {
 175         dg_cleanup(chip);
 176 }
 177
 178 static void dg_resume(struct oxygen *chip)
 179 {
 180         cs4245_registers_init(chip);
 181         dg_output_enable(chip);
 182 }
 183
 184 static void set_cs4245_dac_params(struct oxygen *chip,
 185                                   struct snd_pcm_hw_params *params)
 186 {
 187         struct dg *data = chip->model_data;
 188         u8 value;
 189
 190         value = data->cs4245_regs[CS4245_DAC_CTRL_1] & ~CS4245_DAC_FM_MASK;
 191         if (params_rate(params) <= 50000)
 192                 value |= CS4245_DAC_FM_SINGLE;
 193         else if (params_rate(params) <= 100000)
 194                 value |= CS4245_DAC_FM_DOUBLE;
 195         else
 196                 value |= CS4245_DAC_FM_QUAD;
 197         cs4245_write_cached(chip, CS4245_DAC_CTRL_1, value);
 198 }
 199
 200 static void set_cs4245_adc_params(struct oxygen *chip,
 201                                   struct snd_pcm_hw_params *params)
 202 {
 203         struct dg *data = chip->model_data;
 204         u8 value;
 205
 206         value = data->cs4245_regs[CS4245_ADC_CTRL] & ~CS4245_ADC_FM_MASK;
 207         if (params_rate(params) <= 50000)
 208                 value |= CS4245_ADC_FM_SINGLE;
 209         else if (params_rate(params) <= 100000)
 210                 value |= CS4245_ADC_FM_DOUBLE;
 211         else
 212                 value |= CS4245_ADC_FM_QUAD;
 213         cs4245_write_cached(chip, CS4245_ADC_CTRL, value);
 214 }
 215
 216 static inline unsigned int shift_bits(unsigned int value,
 217                                       unsigned int shift_from,
 218                                       unsigned int shift_to,
 219                                       unsigned int mask)
 220 {
 221         if (shift_from < shift_to)
 222                 return (value << (shift_to - shift_from)) & mask;
 223         else
 224                 return (value >> (shift_from - shift_to)) & mask;
 225 }
 226
 227 static unsigned int adjust_dg_dac_routing(struct oxygen *chip,
 228                                           unsigned int play_routing)
 229 {
 230         return (play_routing & OXYGEN_PLAY_DAC0_SOURCE_MASK) |
 231                shift_bits(play_routing,
 232                           OXYGEN_PLAY_DAC2_SOURCE_SHIFT,
 233                           OXYGEN_PLAY_DAC1_SOURCE_SHIFT,
 234                           OXYGEN_PLAY_DAC1_SOURCE_MASK) |
 235                shift_bits(play_routing,
 236                           OXYGEN_PLAY_DAC1_SOURCE_SHIFT,
 237                           OXYGEN_PLAY_DAC2_SOURCE_SHIFT,
 238                           OXYGEN_PLAY_DAC2_SOURCE_MASK) |
 239                shift_bits(play_routing,
 240                           OXYGEN_PLAY_DAC0_SOURCE_SHIFT,
 241                           OXYGEN_PLAY_DAC3_SOURCE_SHIFT,
 242                           OXYGEN_PLAY_DAC3_SOURCE_MASK);
 243 }
 244
 245 static int output_switch_info(struct snd_kcontrol *ctl,
 246                               struct snd_ctl_elem_info *info)
 247 {
 248         static const char *const names[3] = {
 249                 "Speakers", "Headphones", "FP Headphones"
 250         };
 251
 252         return snd_ctl_enum_info(info, 1, 3, names);
 253 }
 254
 255 static int output_switch_get(struct snd_kcontrol *ctl,
 256                              struct snd_ctl_elem_value *value)
 257 {
 258         struct oxygen *chip = ctl->private_data;
 259         struct dg *data = chip->model_data;
 260
 261         mutex_lock(&chip->mutex);
 262         value->value.enumerated.item[0] = data->output_sel;
 263         mutex_unlock(&chip->mutex);
 264         return 0;
 265 }
 266
 267 static int output_switch_put(struct snd_kcontrol *ctl,
 268                              struct snd_ctl_elem_value *value)
 269 {
 270         struct oxygen *chip = ctl->private_data;
 271         struct dg *data = chip->model_data;
 272         u8 reg;
 273         int changed;
 274
 275         if (value->value.enumerated.item[0] > 2)
 276                 return -EINVAL;
 277
 278         mutex_lock(&chip->mutex);
 279         changed = value->value.enumerated.item[0] != data->output_sel;
 280         if (changed) {
 281                 data->output_sel = value->value.enumerated.item[0];
 282
 283                 reg = data->cs4245_regs[CS4245_SIGNAL_SEL] &
 284                                                 ~CS4245_A_OUT_SEL_MASK;
 285                 reg |= data->output_sel == 2 ?
 286                                 CS4245_A_OUT_SEL_DAC : CS4245_A_OUT_SEL_HIZ;
 287                 cs4245_write_cached(chip, CS4245_SIGNAL_SEL, reg);
 288
 289                 cs4245_write_cached(chip, CS4245_DAC_A_CTRL,
 290                                     data->output_sel ? data->hp_vol_att : 0);
 291                 cs4245_write_cached(chip, CS4245_DAC_B_CTRL,
 292                                     data->output_sel ? data->hp_vol_att : 0);
 293
 294                 oxygen_write16_masked(chip, OXYGEN_GPIO_DATA,
 295                                       data->output_sel == 1 ? GPIO_HP_REAR : 0,
 296                                       GPIO_HP_REAR);
 297                 oxygen_write8_masked(chip, OXYGEN_PLAY_ROUTING,
 298                                      data->output_sel == 0 ?
 299                                      OXYGEN_PLAY_MUTE01 :
 300                                      OXYGEN_PLAY_MUTE23 |
 301                                      OXYGEN_PLAY_MUTE45 |
 302                                      OXYGEN_PLAY_MUTE67,
 303                                      OXYGEN_PLAY_MUTE01 |
 304                                      OXYGEN_PLAY_MUTE23 |
 305                                      OXYGEN_PLAY_MUTE45 |
 306                                      OXYGEN_PLAY_MUTE67);
 307         }
 308         mutex_unlock(&chip->mutex);
 309         return changed;
 310 }
 311
 312 static int hp_volume_offset_info(struct snd_kcontrol *ctl,
 313                                  struct snd_ctl_elem_info *info)
 314 {
 315         static const char *const names[3] = {
 316                 "< 64 ohms", "64-150 ohms", "150-300 ohms"
 317         };
 318
 319         return snd_ctl_enum_info(info, 1, 3, names);
 320 }
 321
 322 static int hp_volume_offset_get(struct snd_kcontrol *ctl,
 323                                 struct snd_ctl_elem_value *value)
 324 {
 325         struct oxygen *chip = ctl->private_data;
 326         struct dg *data = chip->model_data;
 327
 328         mutex_lock(&chip->mutex);
 329         if (data->hp_vol_att > 2 * 7)
 330                 value->value.enumerated.item[0] = 0;
 331         else if (data->hp_vol_att > 0)
 332                 value->value.enumerated.item[0] = 1;
 333         else
 334                 value->value.enumerated.item[0] = 2;
 335         mutex_unlock(&chip->mutex);
 336         return 0;
 337 }
 338
 339 static int hp_volume_offset_put(struct snd_kcontrol *ctl,
 340                                 struct snd_ctl_elem_value *value)
 341 {
 342         static const s8 atts[3] = { 2 * 16, 2 * 7, 0 };
 343         struct oxygen *chip = ctl->private_data;
 344         struct dg *data = chip->model_data;
 345         s8 att;
 346         int changed;
 347
 348         if (value->value.enumerated.item[0] > 2)
 349                 return -EINVAL;
 350         att = atts[value->value.enumerated.item[0]];
 351         mutex_lock(&chip->mutex);
 352         changed = att != data->hp_vol_att;
 353         if (changed) {
 354                 data->hp_vol_att = att;
 355                 if (data->output_sel) {
 356                         cs4245_write_cached(chip, CS4245_DAC_A_CTRL, att);
 357                         cs4245_write_cached(chip, CS4245_DAC_B_CTRL, att);
 358                 }
 359         }
 360         mutex_unlock(&chip->mutex);
 361         return changed;
 362 }
 363
 364 static int input_vol_info(struct snd_kcontrol *ctl,
 365                           struct snd_ctl_elem_info *info)
 366 {
 367         info->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
 368         info->count = 2;
 369         info->value.integer.min = 2 * -12;
 370         info->value.integer.max = 2 * 12;
 371         return 0;
 372 }
 373
 374 static int input_vol_get(struct snd_kcontrol *ctl,
 375                          struct snd_ctl_elem_value *value)
 376 {
 377         struct oxygen *chip = ctl->private_data;
 378         struct dg *data = chip->model_data;
 379         unsigned int idx = ctl->private_value;
 380
 381         mutex_lock(&chip->mutex);
 382         value->value.integer.value[0] = data->input_vol[idx][0];
 383         value->value.integer.value[1] = data->input_vol[idx][1];
 384         mutex_unlock(&chip->mutex);
 385         return 0;
 386 }
 387
 388 static int input_vol_put(struct snd_kcontrol *ctl,
 389                          struct snd_ctl_elem_value *value)
 390 {
 391         struct oxygen *chip = ctl->private_data;
 392         struct dg *data = chip->model_data;
 393         unsigned int idx = ctl->private_value;
 394         int changed = 0;
 395
 396         if (value->value.integer.value[0] < 2 * -12 ||
 397             value->value.integer.value[0] > 2 * 12 ||
 398             value->value.integer.value[1] < 2 * -12 ||
 399             value->value.integer.value[1] > 2 * 12)
 400                 return -EINVAL;
 401         mutex_lock(&chip->mutex);
 402         changed = data->input_vol[idx][0] != value->value.integer.value[0] ||
 403                   data->input_vol[idx][1] != value->value.integer.value[1];
 404         if (changed) {
 405                 data->input_vol[idx][0] = value->value.integer.value[0];
 406                 data->input_vol[idx][1] = value->value.integer.value[1];
 407                 if (idx == data->input_sel) {
 408                         cs4245_write_cached(chip, CS4245_PGA_A_CTRL,
 409                                             data->input_vol[idx][0]);
 410                         cs4245_write_cached(chip, CS4245_PGA_B_CTRL,
 411                                             data->input_vol[idx][1]);
 412                 }
 413         }
 414         mutex_unlock(&chip->mutex);
 415         return changed;
 416 }
 417
 418 static DECLARE_TLV_DB_SCALE(cs4245_pga_db_scale, -1200, 50, 0);
 419
 420 static int input_sel_info(struct snd_kcontrol *ctl,
 421                           struct snd_ctl_elem_info *info)
 422 {
 423         static const char *const names[4] = {
 424                 "Mic", "Aux", "Front Mic", "Line"
 425         };
 426
 427         return snd_ctl_enum_info(info, 1, 4, names);
 428 }
 429
 430 static int input_sel_get(struct snd_kcontrol *ctl,
 431                          struct snd_ctl_elem_value *value)
 432 {
 433         struct oxygen *chip = ctl->private_data;
 434         struct dg *data = chip->model_data;
 435
 436         mutex_lock(&chip->mutex);
 437         value->value.enumerated.item[0] = data->input_sel;
 438         mutex_unlock(&chip->mutex);
 439         return 0;
 440 }
 441
 442 static int input_sel_put(struct snd_kcontrol *ctl,
 443                          struct snd_ctl_elem_value *value)
 444 {
 445         static const u8 sel_values[4] = {
 446                 CS4245_SEL_MIC,
 447                 CS4245_SEL_INPUT_1,
 448                 CS4245_SEL_INPUT_2,
 449                 CS4245_SEL_INPUT_4
 450         };
 451         struct oxygen *chip = ctl->private_data;
 452         struct dg *data = chip->model_data;
 453         int changed;
 454
 455         if (value->value.enumerated.item[0] > 3)
 456                 return -EINVAL;
 457
 458         mutex_lock(&chip->mutex);
 459         changed = value->value.enumerated.item[0] != data->input_sel;
 460         if (changed) {
 461                 data->input_sel = value->value.enumerated.item[0];
 462
 463                 cs4245_write(chip, CS4245_ANALOG_IN,
 464                              (data->cs4245_regs[CS4245_ANALOG_IN] &
 465                                                         ~CS4245_SEL_MASK) |
 466                              sel_values[data->input_sel]);
 467
 468                 cs4245_write_cached(chip, CS4245_PGA_A_CTRL,
 469                                     data->input_vol[data->input_sel][0]);
 470                 cs4245_write_cached(chip, CS4245_PGA_B_CTRL,
 471                                     data->input_vol[data->input_sel][1]);
 472
 473                 oxygen_write16_masked(chip, OXYGEN_GPIO_DATA,
 474                                       data->input_sel ? 0 : GPIO_INPUT_ROUTE,
 475                                       GPIO_INPUT_ROUTE);
 476         }
 477         mutex_unlock(&chip->mutex);
 478         return changed;
 479 }
 480
 481 static int hpf_info(struct snd_kcontrol *ctl, struct snd_ctl_elem_info *info)
 482 {
 483         static const char *const names[2] = { "Active", "Frozen" };
 484
 485         return snd_ctl_enum_info(info, 1, 2, names);
 486 }
 487
 488 static int hpf_get(struct snd_kcontrol *ctl, struct snd_ctl_elem_value *value)
 489 {
 490         struct oxygen *chip = ctl->private_data;
 491         struct dg *data = chip->model_data;
 492
 493         value->value.enumerated.item[0] =
 494                 !!(data->cs4245_regs[CS4245_ADC_CTRL] & CS4245_HPF_FREEZE);
 495         return 0;
 496 }
 497
 498 static int hpf_put(struct snd_kcontrol *ctl, struct snd_ctl_elem_value *value)
 499 {
 500         struct oxygen *chip = ctl->private_data;
 501         struct dg *data = chip->model_data;
 502         u8 reg;
 503         int changed;
 504
 505         mutex_lock(&chip->mutex);
 506         reg = data->cs4245_regs[CS4245_ADC_CTRL] & ~CS4245_HPF_FREEZE;
 507         if (value->value.enumerated.item[0])
 508                 reg |= CS4245_HPF_FREEZE;
 509         changed = reg != data->cs4245_regs[CS4245_ADC_CTRL];
 510         if (changed)
 511                 cs4245_write(chip, CS4245_ADC_CTRL, reg);
 512         mutex_unlock(&chip->mutex);
 513         return changed;
 514 }
 515
 516 #define INPUT_VOLUME(xname, index) { \
 517         .iface = SNDRV_CTL_ELEM_IFACE_MIXER, \
 518         .name = xname, \
 519         .info = input_vol_info, \
 520         .get = input_vol_get, \
 521         .put = input_vol_put, \
 522         .tlv = { .p = cs4245_pga_db_scale }, \
 523         .private_value = index, \
 524 }
 525 static const struct snd_kcontrol_new dg_controls[] = {
 526         {
 527                 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
 528                 .name = "Analog Output Playback Enum",
 529                 .info = output_switch_info,
 530                 .get = output_switch_get,
 531                 .put = output_switch_put,
 532         },
 533         {
 534                 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
 535                 .name = "Headphones Impedance Playback Enum",
 536                 .info = hp_volume_offset_info,
 537                 .get = hp_volume_offset_get,
 538                 .put = hp_volume_offset_put,
 539         },
 540         INPUT_VOLUME("Mic Capture Volume", 0),
 541         INPUT_VOLUME("Aux Capture Volume", 1),
 542         INPUT_VOLUME("Front Mic Capture Volume", 2),
 543         INPUT_VOLUME("Line Capture Volume", 3),
 544         {
 545                 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
 546                 .name = "Capture Source",
 547                 .info = input_sel_info,
 548                 .get = input_sel_get,
 549                 .put = input_sel_put,
 550         },
 551         {
 552                 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
 553                 .name = "ADC High-pass Filter Capture Enum",
 554                 .info = hpf_info,
 555                 .get = hpf_get,
 556                 .put = hpf_put,
 557         },
 558 };
 559
 560 static int dg_control_filter(struct snd_kcontrol_new *template)
 561 {
 562         if (!strncmp(template->name, "Master Playback ", 16))
 563                 return 1;
 564         return 0;
 565 }
 566
 567 static int dg_mixer_init(struct oxygen *chip)
 568 {
 569         unsigned int i;
 570         int err;
 571
 572         for (i = 0; i < ARRAY_SIZE(dg_controls); ++i) {
 573                 err = snd_ctl_add(chip->card,
 574                                   snd_ctl_new1(&dg_controls[i], chip));
 575                 if (err < 0)
 576                         return err;
 577         }
 578         return 0;
 579 }
 580
 581 static void dump_cs4245_registers(struct oxygen *chip,
 582                                   struct snd_info_buffer *buffer)
 583 {
 584         struct dg *data = chip->model_data;
 585         unsigned int i;
 586
 587         snd_iprintf(buffer, "\nCS4245:");
 588         for (i = 1; i <= 0x10; ++i)
 589                 snd_iprintf(buffer, " %02x", data->cs4245_regs[i]);
 590         snd_iprintf(buffer, "\n");
 591 }
 592
 593 struct oxygen_model model_xonar_dg = {
 594         .longname = "C-Media Oxygen HD Audio",
 595         .chip = "CMI8786",
 596         .init = dg_init,
 597         .control_filter = dg_control_filter,
 598         .mixer_init = dg_mixer_init,
 599         .cleanup = dg_cleanup,
 600         .suspend = dg_suspend,
 601         .resume = dg_resume,
 602         .set_dac_params = set_cs4245_dac_params,
 603         .set_adc_params = set_cs4245_adc_params,
 604         .adjust_dac_routing = adjust_dg_dac_routing,
 605         .dump_registers = dump_cs4245_registers,
 606         .model_data_size = sizeof(struct dg),
 607         .device_config = PLAYBACK_0_TO_I2S |
 608                          PLAYBACK_1_TO_SPDIF |
 609                          CAPTURE_0_FROM_I2S_1 |
 610                          CAPTURE_1_FROM_SPDIF,
 611         .dac_channels_pcm = 6,
 612         .dac_channels_mixer = 0,
 613         .function_flags = OXYGEN_FUNCTION_SPI,
 614         .dac_mclks = OXYGEN_MCLKS(256, 128, 128),
 615         .adc_mclks = OXYGEN_MCLKS(256, 128, 128),
 616         .dac_i2s_format = OXYGEN_I2S_FORMAT_LJUST,
 617         .adc_i2s_format = OXYGEN_I2S_FORMAT_LJUST,
 618 };