sound/pci/oxygen/xonar_pcm179x.c

   1 /*
   2  * card driver for models with PCM1796 DACs (Xonar D2/D2X/HDAV1.3/ST/STX)
   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 D2/D2X
  21  * ------------
  22  *
  23  * CMI8788:
  24  *
  25  *   SPI 0 -> 1st PCM1796 (front)
  26  *   SPI 1 -> 2nd PCM1796 (surround)
  27  *   SPI 2 -> 3rd PCM1796 (center/LFE)
  28  *   SPI 4 -> 4th PCM1796 (back)
  29  *
  30  *   GPIO 2 -> M0 of CS5381
  31  *   GPIO 3 -> M1 of CS5381
  32  *   GPIO 5 <- external power present (D2X only)
  33  *   GPIO 7 -> ALT
  34  *   GPIO 8 -> enable output to speakers
  35  *
  36  * CM9780:
  37  *
  38  *   LINE_OUT -> input of ADC
  39  *
  40  *   AUX_IN   <- aux
  41  *   VIDEO_IN <- CD
  42  *   FMIC_IN  <- mic
  43  *
  44  *   GPO 0 -> route line-in (0) or AC97 output (1) to CS5381 input
  45  */
  46
  47 /*
  48  * Xonar HDAV1.3 (Deluxe)
  49  * ----------------------
  50  *
  51  * CMI8788:
  52  *
  53  *   I²C <-> PCM1796 (addr 1001100) (front)
  54  *
  55  *   GPI 0 <- external power present
  56  *
  57  *   GPIO 0 -> enable HDMI (0) or speaker (1) output
  58  *   GPIO 2 -> M0 of CS5381
  59  *   GPIO 3 -> M1 of CS5381
  60  *   GPIO 4 <- daughterboard detection
  61  *   GPIO 5 <- daughterboard detection
  62  *   GPIO 6 -> ?
  63  *   GPIO 7 -> ?
  64  *   GPIO 8 -> route input jack to line-in (0) or mic-in (1)
  65  *
  66  *   UART <-> HDMI controller
  67  *
  68  * CM9780:
  69  *
  70  *   LINE_OUT -> input of ADC
  71  *
  72  *   AUX_IN <- aux
  73  *   CD_IN  <- CD
  74  *   MIC_IN <- mic
  75  *
  76  *   GPO 0 -> route line-in (0) or AC97 output (1) to CS5381 input
  77  *
  78  * no daughterboard
  79  * ----------------
  80  *
  81  *   GPIO 4 <- 1
  82  *
  83  * H6 daughterboard
  84  * ----------------
  85  *
  86  *   GPIO 4 <- 0
  87  *   GPIO 5 <- 0
  88  *
  89  *   I²C <-> PCM1796 (addr 1001101) (surround)
  90  *       <-> PCM1796 (addr 1001110) (center/LFE)
  91  *       <-> PCM1796 (addr 1001111) (back)
  92  *
  93  * unknown daughterboard
  94  * ---------------------
  95  *
  96  *   GPIO 4 <- 0
  97  *   GPIO 5 <- 1
  98  *
  99  *   I²C <-> CS4362A (addr 0011000) (surround, center/LFE, back)
 100  */
 101
 102 /*
 103  * Xonar Essence ST (Deluxe)/STX
 104  * -----------------------------
 105  *
 106  * CMI8788:
 107  *
 108  *   I²C <-> PCM1792A (addr 1001100)
 109  *       <-> CS2000 (addr 1001110) (ST only)
 110  *
 111  *   ADC1 MCLK -> REF_CLK of CS2000 (ST only)
 112  *
 113  *   GPI 0 <- external power present (STX only)
 114  *
 115  *   GPIO 0 -> enable output to speakers
 116  *   GPIO 1 -> route HP to front panel (0) or rear jack (1)
 117  *   GPIO 2 -> M0 of CS5381
 118  *   GPIO 3 -> M1 of CS5381
 119  *   GPIO 4 <- daughterboard detection
 120  *   GPIO 5 <- daughterboard detection
 121  *   GPIO 6 -> ?
 122  *   GPIO 7 -> route output to speaker jacks (0) or HP (1)
 123  *   GPIO 8 -> route input jack to line-in (0) or mic-in (1)
 124  *
 125  * PCM1792A:
 126  *
 127  *   SCK <- CLK_OUT of CS2000 (ST only)
 128  *
 129  * CM9780:
 130  *
 131  *   LINE_OUT -> input of ADC
 132  *
 133  *   AUX_IN <- aux
 134  *   MIC_IN <- mic
 135  *
 136  *   GPO 0 -> route line-in (0) or AC97 output (1) to CS5381 input
 137  *
 138  * H6 daughterboard
 139  * ----------------
 140  *
 141  * GPIO 4 <- 0
 142  * GPIO 5 <- 0
 143  */
 144
 145 /*
 146  * Xonar Xense
 147  * -----------
 148  *
 149  * CMI8788:
 150  *
 151  *   I²C <-> PCM1796 (addr 1001100) (front)
 152  *       <-> CS4362A (addr 0011000) (surround, center/LFE, back)
 153  *       <-> CS2000 (addr 1001110)
 154  *
 155  *   ADC1 MCLK -> REF_CLK of CS2000
 156  *
 157  *   GPI 0 <- external power present
 158  *
 159  *   GPIO 0 -> enable output
 160  *   GPIO 1 -> route HP to front panel (0) or rear jack (1)
 161  *   GPIO 2 -> M0 of CS5381
 162  *   GPIO 3 -> M1 of CS5381
 163  *   GPIO 4 -> enable output
 164  *   GPIO 5 -> enable output
 165  *   GPIO 6 -> ?
 166  *   GPIO 7 -> route output to HP (0) or speaker (1)
 167  *   GPIO 8 -> route input jack to mic-in (0) or line-in (1)
 168  *
 169  * CM9780:
 170  *
 171  *   LINE_OUT -> input of ADC
 172  *
 173  *   AUX_IN   <- aux
 174  *   VIDEO_IN <- ?
 175  *   FMIC_IN  <- mic
 176  *
 177  *   GPO 0 -> route line-in (0) or AC97 output (1) to CS5381 input
 178  *   GPO 1 -> route mic-in from input jack (0) or front panel header (1)
 179  */
 180
 181 #include <linux/pci.h>
 182 #include <linux/delay.h>
 183 #include <linux/mutex.h>
 184 #include <sound/ac97_codec.h>
 185 #include <sound/control.h>
 186 #include <sound/core.h>
 187 #include <sound/info.h>
 188 #include <sound/pcm.h>
 189 #include <sound/pcm_params.h>
 190 #include <sound/tlv.h>
 191 #include "xonar.h"
 192 #include "cm9780.h"
 193 #include "pcm1796.h"
 194 #include "cs2000.h"
 195
 196
 197 #define GPIO_D2X_EXT_POWER      0x0020
 198 #define GPIO_D2_ALT             0x0080
 199 #define GPIO_D2_OUTPUT_ENABLE   0x0100
 200
 201 #define GPI_EXT_POWER           0x01
 202 #define GPIO_INPUT_ROUTE        0x0100
 203
 204 #define GPIO_HDAV_OUTPUT_ENABLE 0x0001
 205 #define GPIO_HDAV_MAGIC         0x00c0
 206
 207 #define GPIO_DB_MASK            0x0030
 208 #define GPIO_DB_H6              0x0000
 209
 210 #define GPIO_ST_OUTPUT_ENABLE   0x0001
 211 #define GPIO_ST_HP_REAR         0x0002
 212 #define GPIO_ST_MAGIC           0x0040
 213 #define GPIO_ST_HP              0x0080
 214
 215 #define I2C_DEVICE_PCM1796(i)   (0x98 + ((i) << 1))     /* 10011, ii, /W=0 */
 216 #define I2C_DEVICE_CS2000       0x9c                    /* 100111, 0, /W=0 */
 217
 218 #define PCM1796_REG_BASE        16
 219
 220
 221 struct xonar_pcm179x {
 222         struct xonar_generic generic;
 223         unsigned int dacs;
 224         u8 pcm1796_regs[4][5];
 225         unsigned int current_rate;
 226         bool h6;
 227         bool hp_active;
 228         s8 hp_gain_offset;
 229         bool has_cs2000;
 230         u8 cs2000_regs[0x1f];
 231         bool broken_i2c;
 232 };
 233
 234 struct xonar_hdav {
 235         struct xonar_pcm179x pcm179x;
 236         struct xonar_hdmi hdmi;
 237 };
 238
 239
 240 static inline void pcm1796_write_spi(struct oxygen *chip, unsigned int codec,
 241                                      u8 reg, u8 value)
 242 {
 243         /* maps ALSA channel pair number to SPI output */
 244         static const u8 codec_map[4] = {
 245                 0, 1, 2, 4
 246         };
 247         oxygen_write_spi(chip, OXYGEN_SPI_TRIGGER  |
 248                          OXYGEN_SPI_DATA_LENGTH_2 |
 249                          OXYGEN_SPI_CLOCK_160 |
 250                          (codec_map[codec] << OXYGEN_SPI_CODEC_SHIFT) |
 251                          OXYGEN_SPI_CEN_LATCH_CLOCK_HI,
 252                          (reg << 8) | value);
 253 }
 254
 255 static inline void pcm1796_write_i2c(struct oxygen *chip, unsigned int codec,
 256                                      u8 reg, u8 value)
 257 {
 258         oxygen_write_i2c(chip, I2C_DEVICE_PCM1796(codec), reg, value);
 259 }
 260
 261 static void pcm1796_write(struct oxygen *chip, unsigned int codec,
 262                           u8 reg, u8 value)
 263 {
 264         struct xonar_pcm179x *data = chip->model_data;
 265
 266         if ((chip->model.function_flags & OXYGEN_FUNCTION_2WIRE_SPI_MASK) ==
 267             OXYGEN_FUNCTION_SPI)
 268                 pcm1796_write_spi(chip, codec, reg, value);
 269         else
 270                 pcm1796_write_i2c(chip, codec, reg, value);
 271         if ((unsigned int)(reg - PCM1796_REG_BASE)
 272             < ARRAY_SIZE(data->pcm1796_regs[codec]))
 273                 data->pcm1796_regs[codec][reg - PCM1796_REG_BASE] = value;
 274 }
 275
 276 static void pcm1796_write_cached(struct oxygen *chip, unsigned int codec,
 277                                  u8 reg, u8 value)
 278 {
 279         struct xonar_pcm179x *data = chip->model_data;
 280
 281         if (value != data->pcm1796_regs[codec][reg - PCM1796_REG_BASE])
 282                 pcm1796_write(chip, codec, reg, value);
 283 }
 284
 285 static void cs2000_write(struct oxygen *chip, u8 reg, u8 value)
 286 {
 287         struct xonar_pcm179x *data = chip->model_data;
 288
 289         oxygen_write_i2c(chip, I2C_DEVICE_CS2000, reg, value);
 290         data->cs2000_regs[reg] = value;
 291 }
 292
 293 static void cs2000_write_cached(struct oxygen *chip, u8 reg, u8 value)
 294 {
 295         struct xonar_pcm179x *data = chip->model_data;
 296
 297         if (value != data->cs2000_regs[reg])
 298                 cs2000_write(chip, reg, value);
 299 }
 300
 301 static void pcm1796_registers_init(struct oxygen *chip)
 302 {
 303         struct xonar_pcm179x *data = chip->model_data;
 304         unsigned int i;
 305         s8 gain_offset;
 306
 307         msleep(1);
 308         gain_offset = data->hp_active ? data->hp_gain_offset : 0;
 309         for (i = 0; i < data->dacs; ++i) {
 310                 /* set ATLD before ATL/ATR */
 311                 pcm1796_write(chip, i, 18,
 312                               data->pcm1796_regs[0][18 - PCM1796_REG_BASE]);
 313                 pcm1796_write(chip, i, 16, chip->dac_volume[i * 2]
 314                               + gain_offset);
 315                 pcm1796_write(chip, i, 17, chip->dac_volume[i * 2 + 1]
 316                               + gain_offset);
 317                 pcm1796_write(chip, i, 19,
 318                               data->pcm1796_regs[0][19 - PCM1796_REG_BASE]);
 319                 pcm1796_write(chip, i, 20,
 320                               data->pcm1796_regs[0][20 - PCM1796_REG_BASE]);
 321                 pcm1796_write(chip, i, 21, 0);
 322         }
 323 }
 324
 325 static void pcm1796_init(struct oxygen *chip)
 326 {
 327         struct xonar_pcm179x *data = chip->model_data;
 328
 329         data->pcm1796_regs[0][18 - PCM1796_REG_BASE] = PCM1796_MUTE |
 330                 PCM1796_DMF_DISABLED | PCM1796_FMT_24_I2S | PCM1796_ATLD;
 331         data->pcm1796_regs[0][19 - PCM1796_REG_BASE] =
 332                 PCM1796_FLT_SHARP | PCM1796_ATS_1;
 333         data->pcm1796_regs[0][20 - PCM1796_REG_BASE] =
 334                 data->h6 ? PCM1796_OS_64 : PCM1796_OS_128;
 335         pcm1796_registers_init(chip);
 336         data->current_rate = 48000;
 337         if (!data->h6)
 338                 oxygen_write16_masked(chip, OXYGEN_I2S_MULTICH_FORMAT,
 339                                       OXYGEN_I2S_MCLK_512,
 340                                       OXYGEN_I2S_MCLK_MASK);
 341 }
 342
 343 static void xonar_d2_init(struct oxygen *chip)
 344 {
 345         struct xonar_pcm179x *data = chip->model_data;
 346
 347         data->generic.anti_pop_delay = 300;
 348         data->generic.output_enable_bit = GPIO_D2_OUTPUT_ENABLE;
 349         data->dacs = 4;
 350
 351         pcm1796_init(chip);
 352
 353         oxygen_set_bits16(chip, OXYGEN_GPIO_CONTROL, GPIO_D2_ALT);
 354         oxygen_clear_bits16(chip, OXYGEN_GPIO_DATA, GPIO_D2_ALT);
 355
 356         oxygen_ac97_set_bits(chip, 0, CM9780_JACK, CM9780_FMIC2MIC);
 357
 358         xonar_init_cs53x1(chip);
 359         xonar_enable_output(chip);
 360
 361         snd_component_add(chip->card, "PCM1796");
 362         snd_component_add(chip->card, "CS5381");
 363 }
 364
 365 static void xonar_d2x_init(struct oxygen *chip)
 366 {
 367         struct xonar_pcm179x *data = chip->model_data;
 368
 369         data->generic.ext_power_reg = OXYGEN_GPIO_DATA;
 370         data->generic.ext_power_int_reg = OXYGEN_GPIO_INTERRUPT_MASK;
 371         data->generic.ext_power_bit = GPIO_D2X_EXT_POWER;
 372         oxygen_clear_bits16(chip, OXYGEN_GPIO_CONTROL, GPIO_D2X_EXT_POWER);
 373         xonar_init_ext_power(chip);
 374         xonar_d2_init(chip);
 375 }
 376
 377 static void xonar_hdav_init(struct oxygen *chip)
 378 {
 379         struct xonar_hdav *data = chip->model_data;
 380
 381         oxygen_write16(chip, OXYGEN_2WIRE_BUS_STATUS,
 382                        OXYGEN_2WIRE_LENGTH_8 |
 383                        OXYGEN_2WIRE_INTERRUPT_MASK |
 384                        OXYGEN_2WIRE_SPEED_STANDARD);
 385
 386         data->pcm179x.generic.anti_pop_delay = 100;
 387         data->pcm179x.generic.output_enable_bit = GPIO_HDAV_OUTPUT_ENABLE;
 388         data->pcm179x.generic.ext_power_reg = OXYGEN_GPI_DATA;
 389         data->pcm179x.generic.ext_power_int_reg = OXYGEN_GPI_INTERRUPT_MASK;
 390         data->pcm179x.generic.ext_power_bit = GPI_EXT_POWER;
 391         data->pcm179x.dacs = chip->model.dac_channels_mixer / 2;
 392         data->pcm179x.h6 = chip->model.dac_channels_mixer > 2;
 393
 394         pcm1796_init(chip);
 395
 396         oxygen_set_bits16(chip, OXYGEN_GPIO_CONTROL,
 397                           GPIO_HDAV_MAGIC | GPIO_INPUT_ROUTE);
 398         oxygen_clear_bits16(chip, OXYGEN_GPIO_DATA, GPIO_INPUT_ROUTE);
 399
 400         xonar_init_cs53x1(chip);
 401         xonar_init_ext_power(chip);
 402         xonar_hdmi_init(chip, &data->hdmi);
 403         xonar_enable_output(chip);
 404
 405         snd_component_add(chip->card, "PCM1796");
 406         snd_component_add(chip->card, "CS5381");
 407 }
 408
 409 static void xonar_st_init_i2c(struct oxygen *chip)
 410 {
 411         oxygen_write16(chip, OXYGEN_2WIRE_BUS_STATUS,
 412                        OXYGEN_2WIRE_LENGTH_8 |
 413                        OXYGEN_2WIRE_INTERRUPT_MASK |
 414                        OXYGEN_2WIRE_SPEED_STANDARD);
 415 }
 416
 417 static void xonar_st_init_common(struct oxygen *chip)
 418 {
 419         struct xonar_pcm179x *data = chip->model_data;
 420
 421         data->generic.output_enable_bit = GPIO_ST_OUTPUT_ENABLE;
 422         data->dacs = chip->model.dac_channels_mixer / 2;
 423         data->hp_gain_offset = 2*-18;
 424
 425         pcm1796_init(chip);
 426
 427         oxygen_set_bits16(chip, OXYGEN_GPIO_CONTROL,
 428                           GPIO_INPUT_ROUTE | GPIO_ST_HP_REAR |
 429                           GPIO_ST_MAGIC | GPIO_ST_HP);
 430         oxygen_clear_bits16(chip, OXYGEN_GPIO_DATA,
 431                             GPIO_INPUT_ROUTE | GPIO_ST_HP_REAR | GPIO_ST_HP);
 432
 433         xonar_init_cs53x1(chip);
 434         xonar_enable_output(chip);
 435
 436         snd_component_add(chip->card, "PCM1792A");
 437         snd_component_add(chip->card, "CS5381");
 438 }
 439
 440 static void cs2000_registers_init(struct oxygen *chip)
 441 {
 442         struct xonar_pcm179x *data = chip->model_data;
 443
 444         cs2000_write(chip, CS2000_GLOBAL_CFG, CS2000_FREEZE);
 445         cs2000_write(chip, CS2000_DEV_CTRL, 0);
 446         cs2000_write(chip, CS2000_DEV_CFG_1,
 447                      CS2000_R_MOD_SEL_1 |
 448                      (0 << CS2000_R_SEL_SHIFT) |
 449                      CS2000_AUX_OUT_SRC_REF_CLK |
 450                      CS2000_EN_DEV_CFG_1);
 451         cs2000_write(chip, CS2000_DEV_CFG_2,
 452                      (0 << CS2000_LOCK_CLK_SHIFT) |
 453                      CS2000_FRAC_N_SRC_STATIC);
 454         cs2000_write(chip, CS2000_RATIO_0 + 0, 0x00); /* 1.0 */
 455         cs2000_write(chip, CS2000_RATIO_0 + 1, 0x10);
 456         cs2000_write(chip, CS2000_RATIO_0 + 2, 0x00);
 457         cs2000_write(chip, CS2000_RATIO_0 + 3, 0x00);
 458         cs2000_write(chip, CS2000_FUN_CFG_1,
 459                      data->cs2000_regs[CS2000_FUN_CFG_1]);
 460         cs2000_write(chip, CS2000_FUN_CFG_2, 0);
 461         cs2000_write(chip, CS2000_GLOBAL_CFG, CS2000_EN_DEV_CFG_2);
 462         msleep(3); /* PLL lock delay */
 463 }
 464
 465 static void xonar_st_init(struct oxygen *chip)
 466 {
 467         struct xonar_pcm179x *data = chip->model_data;
 468
 469         data->generic.anti_pop_delay = 100;
 470         data->h6 = chip->model.dac_channels_mixer > 2;
 471         data->has_cs2000 = 1;
 472         data->cs2000_regs[CS2000_FUN_CFG_1] = CS2000_REF_CLK_DIV_1;
 473         data->broken_i2c = true;
 474
 475         oxygen_write16(chip, OXYGEN_I2S_A_FORMAT,
 476                        OXYGEN_RATE_48000 |
 477                        OXYGEN_I2S_FORMAT_I2S |
 478                        (data->h6 ? OXYGEN_I2S_MCLK_256 : OXYGEN_I2S_MCLK_512) |
 479                        OXYGEN_I2S_BITS_16 |
 480                        OXYGEN_I2S_MASTER |
 481                        OXYGEN_I2S_BCLK_64);
 482
 483         xonar_st_init_i2c(chip);
 484         cs2000_registers_init(chip);
 485         xonar_st_init_common(chip);
 486
 487         snd_component_add(chip->card, "CS2000");
 488 }
 489
 490 static void xonar_stx_init(struct oxygen *chip)
 491 {
 492         struct xonar_pcm179x *data = chip->model_data;
 493
 494         xonar_st_init_i2c(chip);
 495         data->generic.anti_pop_delay = 800;
 496         data->generic.ext_power_reg = OXYGEN_GPI_DATA;
 497         data->generic.ext_power_int_reg = OXYGEN_GPI_INTERRUPT_MASK;
 498         data->generic.ext_power_bit = GPI_EXT_POWER;
 499         xonar_init_ext_power(chip);
 500         xonar_st_init_common(chip);
 501 }
 502
 503 static void xonar_d2_cleanup(struct oxygen *chip)
 504 {
 505         xonar_disable_output(chip);
 506 }
 507
 508 static void xonar_hdav_cleanup(struct oxygen *chip)
 509 {
 510         xonar_hdmi_cleanup(chip);
 511         xonar_disable_output(chip);
 512         msleep(2);
 513 }
 514
 515 static void xonar_st_cleanup(struct oxygen *chip)
 516 {
 517         xonar_disable_output(chip);
 518 }
 519
 520 static void xonar_d2_suspend(struct oxygen *chip)
 521 {
 522         xonar_d2_cleanup(chip);
 523 }
 524
 525 static void xonar_hdav_suspend(struct oxygen *chip)
 526 {
 527         xonar_hdav_cleanup(chip);
 528 }
 529
 530 static void xonar_st_suspend(struct oxygen *chip)
 531 {
 532         xonar_st_cleanup(chip);
 533 }
 534
 535 static void xonar_d2_resume(struct oxygen *chip)
 536 {
 537         pcm1796_registers_init(chip);
 538         xonar_enable_output(chip);
 539 }
 540
 541 static void xonar_hdav_resume(struct oxygen *chip)
 542 {
 543         struct xonar_hdav *data = chip->model_data;
 544
 545         pcm1796_registers_init(chip);
 546         xonar_hdmi_resume(chip, &data->hdmi);
 547         xonar_enable_output(chip);
 548 }
 549
 550 static void xonar_stx_resume(struct oxygen *chip)
 551 {
 552         pcm1796_registers_init(chip);
 553         xonar_enable_output(chip);
 554 }
 555
 556 static void xonar_st_resume(struct oxygen *chip)
 557 {
 558         cs2000_registers_init(chip);
 559         xonar_stx_resume(chip);
 560 }
 561
 562 static unsigned int mclk_from_rate(struct oxygen *chip, unsigned int rate)
 563 {
 564         struct xonar_pcm179x *data = chip->model_data;
 565
 566         if (rate <= 48000)
 567                 return data->h6 ? OXYGEN_I2S_MCLK_256 : OXYGEN_I2S_MCLK_512;
 568         else
 569                 return OXYGEN_I2S_MCLK_128;
 570 }
 571
 572 static unsigned int get_pcm1796_i2s_mclk(struct oxygen *chip,
 573                                          unsigned int channel,
 574                                          struct snd_pcm_hw_params *params)
 575 {
 576         if (channel == PCM_MULTICH)
 577                 return mclk_from_rate(chip, params_rate(params));
 578         else
 579                 return oxygen_default_i2s_mclk(chip, channel, params);
 580 }
 581
 582 static void update_pcm1796_oversampling(struct oxygen *chip)
 583 {
 584         struct xonar_pcm179x *data = chip->model_data;
 585         unsigned int i;
 586         u8 reg;
 587
 588         if (data->current_rate <= 48000 && !data->h6)
 589                 reg = PCM1796_OS_128;
 590         else
 591                 reg = PCM1796_OS_64;
 592         for (i = 0; i < data->dacs; ++i)
 593                 pcm1796_write_cached(chip, i, 20, reg);
 594 }
 595
 596 static void set_pcm1796_params(struct oxygen *chip,
 597                                struct snd_pcm_hw_params *params)
 598 {
 599         struct xonar_pcm179x *data = chip->model_data;
 600
 601         msleep(1);
 602         data->current_rate = params_rate(params);
 603         update_pcm1796_oversampling(chip);
 604 }
 605
 606 static void update_pcm1796_volume(struct oxygen *chip)
 607 {
 608         struct xonar_pcm179x *data = chip->model_data;
 609         unsigned int i;
 610         s8 gain_offset;
 611
 612         gain_offset = data->hp_active ? data->hp_gain_offset : 0;
 613         for (i = 0; i < data->dacs; ++i) {
 614                 pcm1796_write_cached(chip, i, 16, chip->dac_volume[i * 2]
 615                                      + gain_offset);
 616                 pcm1796_write_cached(chip, i, 17, chip->dac_volume[i * 2 + 1]
 617                                      + gain_offset);
 618         }
 619 }
 620
 621 static void update_pcm1796_mute(struct oxygen *chip)
 622 {
 623         struct xonar_pcm179x *data = chip->model_data;
 624         unsigned int i;
 625         u8 value;
 626
 627         value = PCM1796_DMF_DISABLED | PCM1796_FMT_24_I2S | PCM1796_ATLD;
 628         if (chip->dac_mute)
 629                 value |= PCM1796_MUTE;
 630         for (i = 0; i < data->dacs; ++i)
 631                 pcm1796_write_cached(chip, i, 18, value);
 632 }
 633
 634 static void update_cs2000_rate(struct oxygen *chip, unsigned int rate)
 635 {
 636         struct xonar_pcm179x *data = chip->model_data;
 637         u8 rate_mclk, reg;
 638
 639         switch (rate) {
 640         case 32000:
 641                 if (data->h6)
 642                         rate_mclk = OXYGEN_RATE_32000 | OXYGEN_I2S_MCLK_256;
 643                 else
 644                         rate_mclk = OXYGEN_RATE_32000 | OXYGEN_I2S_MCLK_512;
 645                 break;
 646         case 44100:
 647                 if (data->h6)
 648                         rate_mclk = OXYGEN_RATE_44100 | OXYGEN_I2S_MCLK_256;
 649                 else
 650                         rate_mclk = OXYGEN_RATE_44100 | OXYGEN_I2S_MCLK_512;
 651                 break;
 652         default: /* 48000 */
 653                 if (data->h6)
 654                         rate_mclk = OXYGEN_RATE_48000 | OXYGEN_I2S_MCLK_256;
 655                 else
 656                         rate_mclk = OXYGEN_RATE_48000 | OXYGEN_I2S_MCLK_512;
 657                 break;
 658         case 64000:
 659                 rate_mclk = OXYGEN_RATE_32000 | OXYGEN_I2S_MCLK_256;
 660                 break;
 661         case 88200:
 662                 rate_mclk = OXYGEN_RATE_44100 | OXYGEN_I2S_MCLK_256;
 663                 break;
 664         case 96000:
 665                 rate_mclk = OXYGEN_RATE_48000 | OXYGEN_I2S_MCLK_256;
 666                 break;
 667         case 176400:
 668                 rate_mclk = OXYGEN_RATE_44100 | OXYGEN_I2S_MCLK_512;
 669                 break;
 670         case 192000:
 671                 rate_mclk = OXYGEN_RATE_48000 | OXYGEN_I2S_MCLK_512;
 672                 break;
 673         }
 674         oxygen_write16_masked(chip, OXYGEN_I2S_A_FORMAT, rate_mclk,
 675                               OXYGEN_I2S_RATE_MASK | OXYGEN_I2S_MCLK_MASK);
 676         if ((rate_mclk & OXYGEN_I2S_MCLK_MASK) <= OXYGEN_I2S_MCLK_256)
 677                 reg = CS2000_REF_CLK_DIV_1;
 678         else
 679                 reg = CS2000_REF_CLK_DIV_2;
 680         cs2000_write_cached(chip, CS2000_FUN_CFG_1, reg);
 681         msleep(3); /* PLL lock delay */
 682 }
 683
 684 static void set_st_params(struct oxygen *chip,
 685                           struct snd_pcm_hw_params *params)
 686 {
 687         update_cs2000_rate(chip, params_rate(params));
 688         set_pcm1796_params(chip, params);
 689 }
 690
 691 static void set_hdav_params(struct oxygen *chip,
 692                             struct snd_pcm_hw_params *params)
 693 {
 694         struct xonar_hdav *data = chip->model_data;
 695
 696         set_pcm1796_params(chip, params);
 697         xonar_set_hdmi_params(chip, &data->hdmi, params);
 698 }
 699
 700 static const struct snd_kcontrol_new alt_switch = {
 701         .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
 702         .name = "Analog Loopback Switch",
 703         .info = snd_ctl_boolean_mono_info,
 704         .get = xonar_gpio_bit_switch_get,
 705         .put = xonar_gpio_bit_switch_put,
 706         .private_value = GPIO_D2_ALT,
 707 };
 708
 709 static int rolloff_info(struct snd_kcontrol *ctl,
 710                         struct snd_ctl_elem_info *info)
 711 {
 712         static const char *const names[2] = {
 713                 "Sharp Roll-off", "Slow Roll-off"
 714         };
 715
 716         info->type = SNDRV_CTL_ELEM_TYPE_ENUMERATED;
 717         info->count = 1;
 718         info->value.enumerated.items = 2;
 719         if (info->value.enumerated.item >= 2)
 720                 info->value.enumerated.item = 1;
 721         strcpy(info->value.enumerated.name, names[info->value.enumerated.item]);
 722         return 0;
 723 }
 724
 725 static int rolloff_get(struct snd_kcontrol *ctl,
 726                        struct snd_ctl_elem_value *value)
 727 {
 728         struct oxygen *chip = ctl->private_data;
 729         struct xonar_pcm179x *data = chip->model_data;
 730
 731         value->value.enumerated.item[0] =
 732                 (data->pcm1796_regs[0][19 - PCM1796_REG_BASE] &
 733                  PCM1796_FLT_MASK) != PCM1796_FLT_SHARP;
 734         return 0;
 735 }
 736
 737 static int rolloff_put(struct snd_kcontrol *ctl,
 738                        struct snd_ctl_elem_value *value)
 739 {
 740         struct oxygen *chip = ctl->private_data;
 741         struct xonar_pcm179x *data = chip->model_data;
 742         unsigned int i;
 743         int changed;
 744         u8 reg;
 745
 746         mutex_lock(&chip->mutex);
 747         reg = data->pcm1796_regs[0][19 - PCM1796_REG_BASE];
 748         reg &= ~PCM1796_FLT_MASK;
 749         if (!value->value.enumerated.item[0])
 750                 reg |= PCM1796_FLT_SHARP;
 751         else
 752                 reg |= PCM1796_FLT_SLOW;
 753         changed = reg != data->pcm1796_regs[0][19 - PCM1796_REG_BASE];
 754         if (changed) {
 755                 for (i = 0; i < data->dacs; ++i)
 756                         pcm1796_write(chip, i, 19, reg);
 757         }
 758         mutex_unlock(&chip->mutex);
 759         return changed;
 760 }
 761
 762 static const struct snd_kcontrol_new rolloff_control = {
 763         .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
 764         .name = "DAC Filter Playback Enum",
 765         .info = rolloff_info,
 766         .get = rolloff_get,
 767         .put = rolloff_put,
 768 };
 769
 770 static const struct snd_kcontrol_new hdav_hdmi_control = {
 771         .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
 772         .name = "HDMI Playback Switch",
 773         .info = snd_ctl_boolean_mono_info,
 774         .get = xonar_gpio_bit_switch_get,
 775         .put = xonar_gpio_bit_switch_put,
 776         .private_value = GPIO_HDAV_OUTPUT_ENABLE | XONAR_GPIO_BIT_INVERT,
 777 };
 778
 779 static int st_output_switch_info(struct snd_kcontrol *ctl,
 780                                  struct snd_ctl_elem_info *info)
 781 {
 782         static const char *const names[3] = {
 783                 "Speakers", "Headphones", "FP Headphones"
 784         };
 785
 786         info->type = SNDRV_CTL_ELEM_TYPE_ENUMERATED;
 787         info->count = 1;
 788         info->value.enumerated.items = 3;
 789         if (info->value.enumerated.item >= 3)
 790                 info->value.enumerated.item = 2;
 791         strcpy(info->value.enumerated.name, names[info->value.enumerated.item]);
 792         return 0;
 793 }
 794
 795 static int st_output_switch_get(struct snd_kcontrol *ctl,
 796                                 struct snd_ctl_elem_value *value)
 797 {
 798         struct oxygen *chip = ctl->private_data;
 799         u16 gpio;
 800
 801         gpio = oxygen_read16(chip, OXYGEN_GPIO_DATA);
 802         if (!(gpio & GPIO_ST_HP))
 803                 value->value.enumerated.item[0] = 0;
 804         else if (gpio & GPIO_ST_HP_REAR)
 805                 value->value.enumerated.item[0] = 1;
 806         else
 807                 value->value.enumerated.item[0] = 2;
 808         return 0;
 809 }
 810
 811
 812 static int st_output_switch_put(struct snd_kcontrol *ctl,
 813                                 struct snd_ctl_elem_value *value)
 814 {
 815         struct oxygen *chip = ctl->private_data;
 816         struct xonar_pcm179x *data = chip->model_data;
 817         u16 gpio_old, gpio;
 818
 819         mutex_lock(&chip->mutex);
 820         gpio_old = oxygen_read16(chip, OXYGEN_GPIO_DATA);
 821         gpio = gpio_old;
 822         switch (value->value.enumerated.item[0]) {
 823         case 0:
 824                 gpio &= ~(GPIO_ST_HP | GPIO_ST_HP_REAR);
 825                 break;
 826         case 1:
 827                 gpio |= GPIO_ST_HP | GPIO_ST_HP_REAR;
 828                 break;
 829         case 2:
 830                 gpio = (gpio | GPIO_ST_HP) & ~GPIO_ST_HP_REAR;
 831                 break;
 832         }
 833         oxygen_write16(chip, OXYGEN_GPIO_DATA, gpio);
 834         data->hp_active = gpio & GPIO_ST_HP;
 835         update_pcm1796_volume(chip);
 836         mutex_unlock(&chip->mutex);
 837         return gpio != gpio_old;
 838 }
 839
 840 static int st_hp_volume_offset_info(struct snd_kcontrol *ctl,
 841                                     struct snd_ctl_elem_info *info)
 842 {
 843         static const char *const names[3] = {
 844                 "< 64 ohms", "64-300 ohms", "300-600 ohms"
 845         };
 846
 847         info->type = SNDRV_CTL_ELEM_TYPE_ENUMERATED;
 848         info->count = 1;
 849         info->value.enumerated.items = 3;
 850         if (info->value.enumerated.item > 2)
 851                 info->value.enumerated.item = 2;
 852         strcpy(info->value.enumerated.name, names[info->value.enumerated.item]);
 853         return 0;
 854 }
 855
 856 static int st_hp_volume_offset_get(struct snd_kcontrol *ctl,
 857                                    struct snd_ctl_elem_value *value)
 858 {
 859         struct oxygen *chip = ctl->private_data;
 860         struct xonar_pcm179x *data = chip->model_data;
 861
 862         mutex_lock(&chip->mutex);
 863         if (data->hp_gain_offset < 2*-6)
 864                 value->value.enumerated.item[0] = 0;
 865         else if (data->hp_gain_offset < 0)
 866                 value->value.enumerated.item[0] = 1;
 867         else
 868                 value->value.enumerated.item[0] = 2;
 869         mutex_unlock(&chip->mutex);
 870         return 0;
 871 }
 872
 873
 874 static int st_hp_volume_offset_put(struct snd_kcontrol *ctl,
 875                                    struct snd_ctl_elem_value *value)
 876 {
 877         static const s8 offsets[] = { 2*-18, 2*-6, 0 };
 878         struct oxygen *chip = ctl->private_data;
 879         struct xonar_pcm179x *data = chip->model_data;
 880         s8 offset;
 881         int changed;
 882
 883         if (value->value.enumerated.item[0] > 2)
 884                 return -EINVAL;
 885         offset = offsets[value->value.enumerated.item[0]];
 886         mutex_lock(&chip->mutex);
 887         changed = offset != data->hp_gain_offset;
 888         if (changed) {
 889                 data->hp_gain_offset = offset;
 890                 update_pcm1796_volume(chip);
 891         }
 892         mutex_unlock(&chip->mutex);
 893         return changed;
 894 }
 895
 896 static const struct snd_kcontrol_new st_controls[] = {
 897         {
 898                 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
 899                 .name = "Analog Output",
 900                 .info = st_output_switch_info,
 901                 .get = st_output_switch_get,
 902                 .put = st_output_switch_put,
 903         },
 904         {
 905                 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
 906                 .name = "Headphones Impedance Playback Enum",
 907                 .info = st_hp_volume_offset_info,
 908                 .get = st_hp_volume_offset_get,
 909                 .put = st_hp_volume_offset_put,
 910         },
 911 };
 912
 913 static void xonar_line_mic_ac97_switch(struct oxygen *chip,
 914                                        unsigned int reg, unsigned int mute)
 915 {
 916         if (reg == AC97_LINE) {
 917                 spin_lock_irq(&chip->reg_lock);
 918                 oxygen_write16_masked(chip, OXYGEN_GPIO_DATA,
 919                                       mute ? GPIO_INPUT_ROUTE : 0,
 920                                       GPIO_INPUT_ROUTE);
 921                 spin_unlock_irq(&chip->reg_lock);
 922         }
 923 }
 924
 925 static const DECLARE_TLV_DB_SCALE(pcm1796_db_scale, -6000, 50, 0);
 926
 927 static int xonar_d2_control_filter(struct snd_kcontrol_new *template)
 928 {
 929         if (!strncmp(template->name, "CD Capture ", 11))
 930                 /* CD in is actually connected to the video in pin */
 931                 template->private_value ^= AC97_CD ^ AC97_VIDEO;
 932         return 0;
 933 }
 934
 935 static int xonar_st_h6_control_filter(struct snd_kcontrol_new *template)
 936 {
 937         if (!strncmp(template->name, "Master Playback ", 16))
 938                 /* no volume/mute, as I²C to the third DAC does not work */
 939                 return 1;
 940         return 0;
 941 }
 942
 943 static int add_pcm1796_controls(struct oxygen *chip)
 944 {
 945         struct xonar_pcm179x *data = chip->model_data;
 946         int err;
 947
 948         if (!data->broken_i2c) {
 949                 err = snd_ctl_add(chip->card,
 950                                   snd_ctl_new1(&rolloff_control, chip));
 951                 if (err < 0)
 952                         return err;
 953         }
 954         return 0;
 955 }
 956
 957 static int xonar_d2_mixer_init(struct oxygen *chip)
 958 {
 959         int err;
 960
 961         err = snd_ctl_add(chip->card, snd_ctl_new1(&alt_switch, chip));
 962         if (err < 0)
 963                 return err;
 964         err = add_pcm1796_controls(chip);
 965         if (err < 0)
 966                 return err;
 967         return 0;
 968 }
 969
 970 static int xonar_hdav_mixer_init(struct oxygen *chip)
 971 {
 972         int err;
 973
 974         err = snd_ctl_add(chip->card, snd_ctl_new1(&hdav_hdmi_control, chip));
 975         if (err < 0)
 976                 return err;
 977         err = add_pcm1796_controls(chip);
 978         if (err < 0)
 979                 return err;
 980         return 0;
 981 }
 982
 983 static int xonar_st_mixer_init(struct oxygen *chip)
 984 {
 985         unsigned int i;
 986         int err;
 987
 988         for (i = 0; i < ARRAY_SIZE(st_controls); ++i) {
 989                 err = snd_ctl_add(chip->card,
 990                                   snd_ctl_new1(&st_controls[i], chip));
 991                 if (err < 0)
 992                         return err;
 993         }
 994         err = add_pcm1796_controls(chip);
 995         if (err < 0)
 996                 return err;
 997         return 0;
 998 }
 999
1000 static void dump_pcm1796_registers(struct oxygen *chip,
1001                                    struct snd_info_buffer *buffer)
1002 {
1003         struct xonar_pcm179x *data = chip->model_data;
1004         unsigned int dac, i;
1005
1006         for (dac = 0; dac < data->dacs; ++dac) {
1007                 snd_iprintf(buffer, "\nPCM1796 %u:", dac + 1);
1008                 for (i = 0; i < 5; ++i)
1009                         snd_iprintf(buffer, " %02x",
1010                                     data->pcm1796_regs[dac][i]);
1011         }
1012         snd_iprintf(buffer, "\n");
1013 }
1014
1015 static void dump_cs2000_registers(struct oxygen *chip,
1016                                   struct snd_info_buffer *buffer)
1017 {
1018         struct xonar_pcm179x *data = chip->model_data;
1019         unsigned int i;
1020
1021         if (data->has_cs2000) {
1022                 snd_iprintf(buffer, "\nCS2000:\n00:   ");
1023                 for (i = 1; i < 0x10; ++i)
1024                         snd_iprintf(buffer, " %02x", data->cs2000_regs[i]);
1025                 snd_iprintf(buffer, "\n10:");
1026                 for (i = 0x10; i < 0x1f; ++i)
1027                         snd_iprintf(buffer, " %02x", data->cs2000_regs[i]);
1028                 snd_iprintf(buffer, "\n");
1029         }
1030 }
1031
1032 static void dump_st_registers(struct oxygen *chip,
1033                               struct snd_info_buffer *buffer)
1034 {
1035         dump_pcm1796_registers(chip, buffer);
1036         dump_cs2000_registers(chip, buffer);
1037 }
1038
1039 static const struct oxygen_model model_xonar_d2 = {
1040         .longname = "Asus Virtuoso 200",
1041         .chip = "AV200",
1042         .init = xonar_d2_init,
1043         .control_filter = xonar_d2_control_filter,
1044         .mixer_init = xonar_d2_mixer_init,
1045         .cleanup = xonar_d2_cleanup,
1046         .suspend = xonar_d2_suspend,
1047         .resume = xonar_d2_resume,
1048         .get_i2s_mclk = get_pcm1796_i2s_mclk,
1049         .set_dac_params = set_pcm1796_params,
1050         .set_adc_params = xonar_set_cs53x1_params,
1051         .update_dac_volume = update_pcm1796_volume,
1052         .update_dac_mute = update_pcm1796_mute,
1053         .dump_registers = dump_pcm1796_registers,
1054         .dac_tlv = pcm1796_db_scale,
1055         .model_data_size = sizeof(struct xonar_pcm179x),
1056         .device_config = PLAYBACK_0_TO_I2S |
1057                          PLAYBACK_1_TO_SPDIF |
1058                          CAPTURE_0_FROM_I2S_2 |
1059                          CAPTURE_1_FROM_SPDIF |
1060                          MIDI_OUTPUT |
1061                          MIDI_INPUT |
1062                          AC97_CD_INPUT,
1063         .dac_channels_pcm = 8,
1064         .dac_channels_mixer = 8,
1065         .dac_volume_min = 255 - 2*60,
1066         .dac_volume_max = 255,
1067         .misc_flags = OXYGEN_MISC_MIDI,
1068         .function_flags = OXYGEN_FUNCTION_SPI |
1069                           OXYGEN_FUNCTION_ENABLE_SPI_4_5,
1070         .dac_i2s_format = OXYGEN_I2S_FORMAT_I2S,
1071         .adc_i2s_format = OXYGEN_I2S_FORMAT_LJUST,
1072 };
1073
1074 static const struct oxygen_model model_xonar_hdav = {
1075         .longname = "Asus Virtuoso 200",
1076         .chip = "AV200",
1077         .init = xonar_hdav_init,
1078         .mixer_init = xonar_hdav_mixer_init,
1079         .cleanup = xonar_hdav_cleanup,
1080         .suspend = xonar_hdav_suspend,
1081         .resume = xonar_hdav_resume,
1082         .pcm_hardware_filter = xonar_hdmi_pcm_hardware_filter,
1083         .get_i2s_mclk = get_pcm1796_i2s_mclk,
1084         .set_dac_params = set_hdav_params,
1085         .set_adc_params = xonar_set_cs53x1_params,
1086         .update_dac_volume = update_pcm1796_volume,
1087         .update_dac_mute = update_pcm1796_mute,
1088         .uart_input = xonar_hdmi_uart_input,
1089         .ac97_switch = xonar_line_mic_ac97_switch,
1090         .dump_registers = dump_pcm1796_registers,
1091         .dac_tlv = pcm1796_db_scale,
1092         .model_data_size = sizeof(struct xonar_hdav),
1093         .device_config = PLAYBACK_0_TO_I2S |
1094                          PLAYBACK_1_TO_SPDIF |
1095                          CAPTURE_0_FROM_I2S_2 |
1096                          CAPTURE_1_FROM_SPDIF,
1097         .dac_channels_pcm = 8,
1098         .dac_channels_mixer = 2,
1099         .dac_volume_min = 255 - 2*60,
1100         .dac_volume_max = 255,
1101         .misc_flags = OXYGEN_MISC_MIDI,
1102         .function_flags = OXYGEN_FUNCTION_2WIRE,
1103         .dac_i2s_format = OXYGEN_I2S_FORMAT_I2S,
1104         .adc_i2s_format = OXYGEN_I2S_FORMAT_LJUST,
1105 };
1106
1107 static const struct oxygen_model model_xonar_st = {
1108         .longname = "Asus Virtuoso 100",
1109         .chip = "AV200",
1110         .init = xonar_st_init,
1111         .mixer_init = xonar_st_mixer_init,
1112         .cleanup = xonar_st_cleanup,
1113         .suspend = xonar_st_suspend,
1114         .resume = xonar_st_resume,
1115         .get_i2s_mclk = get_pcm1796_i2s_mclk,
1116         .set_dac_params = set_st_params,
1117         .set_adc_params = xonar_set_cs53x1_params,
1118         .update_dac_volume = update_pcm1796_volume,
1119         .update_dac_mute = update_pcm1796_mute,
1120         .ac97_switch = xonar_line_mic_ac97_switch,
1121         .dump_registers = dump_st_registers,
1122         .dac_tlv = pcm1796_db_scale,
1123         .model_data_size = sizeof(struct xonar_pcm179x),
1124         .device_config = PLAYBACK_0_TO_I2S |
1125                          PLAYBACK_1_TO_SPDIF |
1126                          CAPTURE_0_FROM_I2S_2 |
1127                          AC97_FMIC_SWITCH,
1128         .dac_channels_pcm = 2,
1129         .dac_channels_mixer = 2,
1130         .dac_volume_min = 255 - 2*60,
1131         .dac_volume_max = 255,
1132         .function_flags = OXYGEN_FUNCTION_2WIRE,
1133         .dac_i2s_format = OXYGEN_I2S_FORMAT_I2S,
1134         .adc_i2s_format = OXYGEN_I2S_FORMAT_LJUST,
1135 };
1136
1137 int __devinit get_xonar_pcm179x_model(struct oxygen *chip,
1138                                       const struct pci_device_id *id)
1139 {
1140         switch (id->subdevice) {
1141         case 0x8269:
1142                 chip->model = model_xonar_d2;
1143                 chip->model.shortname = "Xonar D2";
1144                 break;
1145         case 0x82b7:
1146                 chip->model = model_xonar_d2;
1147                 chip->model.shortname = "Xonar D2X";
1148                 chip->model.init = xonar_d2x_init;
1149                 break;
1150         case 0x8314:
1151                 chip->model = model_xonar_hdav;
1152                 oxygen_clear_bits16(chip, OXYGEN_GPIO_CONTROL, GPIO_DB_MASK);
1153                 switch (oxygen_read16(chip, OXYGEN_GPIO_DATA) & GPIO_DB_MASK) {
1154                 default:
1155                         chip->model.shortname = "Xonar HDAV1.3";
1156                         break;
1157                 case GPIO_DB_H6:
1158                         chip->model.shortname = "Xonar HDAV1.3+H6";
1159                         chip->model.dac_channels_mixer = 8;
1160                         break;
1161                 }
1162                 break;
1163         case 0x835d:
1164                 chip->model = model_xonar_st;
1165                 oxygen_clear_bits16(chip, OXYGEN_GPIO_CONTROL, GPIO_DB_MASK);
1166                 switch (oxygen_read16(chip, OXYGEN_GPIO_DATA) & GPIO_DB_MASK) {
1167                 default:
1168                         chip->model.shortname = "Xonar ST";
1169                         break;
1170                 case GPIO_DB_H6:
1171                         chip->model.shortname = "Xonar ST+H6";
1172                         chip->model.control_filter = xonar_st_h6_control_filter;
1173                         chip->model.dac_channels_pcm = 8;
1174                         chip->model.dac_channels_mixer = 8;
1175                         break;
1176                 }
1177                 break;
1178         case 0x835c:
1179                 chip->model = model_xonar_st;
1180                 chip->model.shortname = "Xonar STX";
1181                 chip->model.init = xonar_stx_init;
1182                 chip->model.resume = xonar_stx_resume;
1183                 chip->model.set_dac_params = set_pcm1796_params;
1184                 break;
1185         case 0x835e:
1186                 snd_printk(KERN_ERR "the HDAV1.3 Slim is not supported\n");
1187                 return -ENODEV;
1188         default:
1189                 return -EINVAL;
1190         }
1191         return 0;
1192 }