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   1 /*
   2  * C-Media CMI8788 driver for Asus Xonar cards
   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, write to the Free Software
  17  *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307 USA
  18  */
  19
  20 /*
  21  * Xonar D2/D2X
  22  * ------------
  23  *
  24  * CMI8788:
  25  *
  26  * SPI 0 -> 1st PCM1796 (front)
  27  * SPI 1 -> 2nd PCM1796 (surround)
  28  * SPI 2 -> 3rd PCM1796 (center/LFE)
  29  * SPI 4 -> 4th PCM1796 (back) and EEPROM self-destruct (do not use!)
  30  *
  31  * GPIO 2 -> M0 of CS5381
  32  * GPIO 3 -> M1 of CS5381
  33  * GPIO 5 <- external power present (D2X only)
  34  * GPIO 7 -> ALT
  35  * GPIO 8 -> enable output to speakers
  36  */
  37
  38 /*
  39  * Xonar D1/DX
  40  * -----------
  41  *
  42  * CMI8788:
  43  *
  44  * I²C <-> CS4398 (front)
  45  *     <-> CS4362A (surround, center/LFE, back)
  46  *
  47  * GPI 0 <- external power present (DX only)
  48  *
  49  * GPIO 0 -> enable output to speakers
  50  * GPIO 1 -> enable front panel I/O
  51  * GPIO 2 -> M0 of CS5361
  52  * GPIO 3 -> M1 of CS5361
  53  * GPIO 8 -> route input jack to line-in (0) or mic-in (1)
  54  *
  55  * CS4398:
  56  *
  57  * AD0 <- 1
  58  * AD1 <- 1
  59  *
  60  * CS4362A:
  61  *
  62  * AD0 <- 0
  63  */
  64
  65 /*
  66  * Xonar HDAV1.3 (Deluxe)
  67  * ----------------------
  68  *
  69  * CMI8788:
  70  *
  71  * I²C <-> PCM1796 (front)
  72  *
  73  * GPI 0 <- external power present
  74  *
  75  * GPIO 0 -> enable output to speakers
  76  * GPIO 2 -> M0 of CS5381
  77  * GPIO 3 -> M1 of CS5381
  78  * GPIO 8 -> route input jack to line-in (0) or mic-in (1)
  79  *
  80  * TXD -> HDMI controller
  81  * RXD <- HDMI controller
  82  *
  83  * PCM1796 front: AD1,0 <- 0,0
  84  *
  85  * no daughterboard
  86  * ----------------
  87  *
  88  * GPIO 4 <- 1
  89  *
  90  * H6 daughterboard
  91  * ----------------
  92  *
  93  * GPIO 4 <- 0
  94  * GPIO 5 <- 0
  95  *
  96  * I²C <-> PCM1796 (surround)
  97  *     <-> PCM1796 (center/LFE)
  98  *     <-> PCM1796 (back)
  99  *
 100  * PCM1796 surround:   AD1,0 <- 0,1
 101  * PCM1796 center/LFE: AD1,0 <- 1,0
 102  * PCM1796 back:       AD1,0 <- 1,1
 103  *
 104  * unknown daughterboard
 105  * ---------------------
 106  *
 107  * GPIO 4 <- 0
 108  * GPIO 5 <- 1
 109  *
 110  * I²C <-> CS4362A (surround, center/LFE, back)
 111  *
 112  * CS4362A: AD0 <- 0
 113  */
 114
 115 #include <linux/pci.h>
 116 #include <linux/delay.h>
 117 #include <linux/mutex.h>
 118 #include <sound/ac97_codec.h>
 119 #include <sound/asoundef.h>
 120 #include <sound/control.h>
 121 #include <sound/core.h>
 122 #include <sound/initval.h>
 123 #include <sound/pcm.h>
 124 #include <sound/pcm_params.h>
 125 #include <sound/tlv.h>
 126 #include "oxygen.h"
 127 #include "cm9780.h"
 128 #include "pcm1796.h"
 129 #include "cs4398.h"
 130 #include "cs4362a.h"
 131
 132 MODULE_AUTHOR("Clemens Ladisch <clemens@ladisch.de>");
 133 MODULE_DESCRIPTION("Asus AVx00 driver");
 134 MODULE_LICENSE("GPL v2");
 135 MODULE_SUPPORTED_DEVICE("{{Asus,AV100},{Asus,AV200}}");
 136
 137 static int index[SNDRV_CARDS] = SNDRV_DEFAULT_IDX;
 138 static char *id[SNDRV_CARDS] = SNDRV_DEFAULT_STR;
 139 static int enable[SNDRV_CARDS] = SNDRV_DEFAULT_ENABLE_PNP;
 140
 141 module_param_array(index, int, NULL, 0444);
 142 MODULE_PARM_DESC(index, "card index");
 143 module_param_array(id, charp, NULL, 0444);
 144 MODULE_PARM_DESC(id, "ID string");
 145 module_param_array(enable, bool, NULL, 0444);
 146 MODULE_PARM_DESC(enable, "enable card");
 147
 148 enum {
 149         MODEL_D2,
 150         MODEL_D2X,
 151         MODEL_D1,
 152         MODEL_DX,
 153         MODEL_HDAV,     /* without daughterboard */
 154         MODEL_HDAV_H6,  /* with H6 daughterboard */
 155 };
 156
 157 static struct pci_device_id xonar_ids[] __devinitdata = {
 158         { OXYGEN_PCI_SUBID(0x1043, 0x8269), .driver_data = MODEL_D2 },
 159         { OXYGEN_PCI_SUBID(0x1043, 0x8275), .driver_data = MODEL_DX },
 160         { OXYGEN_PCI_SUBID(0x1043, 0x82b7), .driver_data = MODEL_D2X },
 161         { OXYGEN_PCI_SUBID(0x1043, 0x8314), .driver_data = MODEL_HDAV },
 162         { OXYGEN_PCI_SUBID(0x1043, 0x834f), .driver_data = MODEL_D1 },
 163         { }
 164 };
 165 MODULE_DEVICE_TABLE(pci, xonar_ids);
 166
 167
 168 #define GPIO_CS53x1_M_MASK      0x000c
 169 #define GPIO_CS53x1_M_SINGLE    0x0000
 170 #define GPIO_CS53x1_M_DOUBLE    0x0004
 171 #define GPIO_CS53x1_M_QUAD      0x0008
 172
 173 #define GPIO_D2X_EXT_POWER      0x0020
 174 #define GPIO_D2_ALT             0x0080
 175 #define GPIO_D2_OUTPUT_ENABLE   0x0100
 176
 177 #define GPI_DX_EXT_POWER        0x01
 178 #define GPIO_DX_OUTPUT_ENABLE   0x0001
 179 #define GPIO_DX_FRONT_PANEL     0x0002
 180 #define GPIO_DX_INPUT_ROUTE     0x0100
 181
 182 #define GPIO_HDAV_DB_MASK       0x0030
 183 #define GPIO_HDAV_DB_H6         0x0000
 184 #define GPIO_HDAV_DB_XX         0x0020
 185
 186 #define I2C_DEVICE_PCM1796(i)   (0x98 + ((i) << 1))     /* 10011, ADx=i, /W=0 */
 187 #define I2C_DEVICE_CS4398       0x9e    /* 10011, AD1=1, AD0=1, /W=0 */
 188 #define I2C_DEVICE_CS4362A      0x30    /* 001100, AD0=0, /W=0 */
 189
 190 struct xonar_data {
 191         unsigned int model;
 192         unsigned int anti_pop_delay;
 193         unsigned int dacs;
 194         u16 output_enable_bit;
 195         u8 ext_power_reg;
 196         u8 ext_power_int_reg;
 197         u8 ext_power_bit;
 198         u8 has_power;
 199         u8 pcm1796_oversampling;
 200         u8 cs4398_fm;
 201         u8 cs4362a_fm;
 202         u8 hdmi_params[5];
 203 };
 204
 205 static void xonar_gpio_changed(struct oxygen *chip);
 206
 207 static inline void pcm1796_write_spi(struct oxygen *chip, unsigned int codec,
 208                                      u8 reg, u8 value)
 209 {
 210         /*
 211          * We don't want to do writes on SPI 4 because the EEPROM, which shares
 212          * the same pin, might get confused and broken.  We'd better take care
 213          * that the driver works with the default register values ...
 214          */
 215 #if 0
 216         /* maps ALSA channel pair number to SPI output */
 217         static const u8 codec_map[4] = {
 218                 0, 1, 2, 4
 219         };
 220         oxygen_write_spi(chip, OXYGEN_SPI_TRIGGER  |
 221                          OXYGEN_SPI_DATA_LENGTH_2 |
 222                          OXYGEN_SPI_CLOCK_160 |
 223                          (codec_map[codec] << OXYGEN_SPI_CODEC_SHIFT) |
 224                          OXYGEN_SPI_CEN_LATCH_CLOCK_HI,
 225                          (reg << 8) | value);
 226 #endif
 227 }
 228
 229 static inline void pcm1796_write_i2c(struct oxygen *chip, unsigned int codec,
 230                                      u8 reg, u8 value)
 231 {
 232         oxygen_write_i2c(chip, I2C_DEVICE_PCM1796(codec), reg, value);
 233 }
 234
 235 static void pcm1796_write(struct oxygen *chip, unsigned int codec,
 236                           u8 reg, u8 value)
 237 {
 238         if ((chip->model.function_flags & OXYGEN_FUNCTION_2WIRE_SPI_MASK) ==
 239             OXYGEN_FUNCTION_SPI)
 240                 pcm1796_write_spi(chip, codec, reg, value);
 241         else
 242                 pcm1796_write_i2c(chip, codec, reg, value);
 243 }
 244
 245 static void cs4398_write(struct oxygen *chip, u8 reg, u8 value)
 246 {
 247         oxygen_write_i2c(chip, I2C_DEVICE_CS4398, reg, value);
 248 }
 249
 250 static void cs4362a_write(struct oxygen *chip, u8 reg, u8 value)
 251 {
 252         oxygen_write_i2c(chip, I2C_DEVICE_CS4362A, reg, value);
 253 }
 254
 255 static void hdmi_write_command(struct oxygen *chip, u8 command,
 256                                unsigned int count, const u8 *params)
 257 {
 258         unsigned int i;
 259         u8 checksum;
 260
 261         oxygen_write_uart(chip, 0xfb);
 262         oxygen_write_uart(chip, 0xef);
 263         oxygen_write_uart(chip, command);
 264         oxygen_write_uart(chip, count);
 265         for (i = 0; i < count; ++i)
 266                 oxygen_write_uart(chip, params[i]);
 267         checksum = 0xfb + 0xef + command + count;
 268         for (i = 0; i < count; ++i)
 269                 checksum += params[i];
 270         oxygen_write_uart(chip, checksum);
 271 }
 272
 273 static void xonar_enable_output(struct oxygen *chip)
 274 {
 275         struct xonar_data *data = chip->model_data;
 276
 277         msleep(data->anti_pop_delay);
 278         oxygen_set_bits16(chip, OXYGEN_GPIO_DATA, data->output_enable_bit);
 279 }
 280
 281 static void xonar_common_init(struct oxygen *chip)
 282 {
 283         struct xonar_data *data = chip->model_data;
 284
 285         if (data->ext_power_reg) {
 286                 oxygen_set_bits8(chip, data->ext_power_int_reg,
 287                                  data->ext_power_bit);
 288                 chip->interrupt_mask |= OXYGEN_INT_GPIO;
 289                 chip->model.gpio_changed = xonar_gpio_changed;
 290                 data->has_power = !!(oxygen_read8(chip, data->ext_power_reg)
 291                                      & data->ext_power_bit);
 292         }
 293         oxygen_set_bits16(chip, OXYGEN_GPIO_CONTROL,
 294                           GPIO_CS53x1_M_MASK | data->output_enable_bit);
 295         oxygen_write16_masked(chip, OXYGEN_GPIO_DATA,
 296                               GPIO_CS53x1_M_SINGLE, GPIO_CS53x1_M_MASK);
 297         oxygen_ac97_set_bits(chip, 0, CM9780_JACK, CM9780_FMIC2MIC);
 298         xonar_enable_output(chip);
 299 }
 300
 301 static void update_pcm1796_volume(struct oxygen *chip)
 302 {
 303         struct xonar_data *data = chip->model_data;
 304         unsigned int i;
 305
 306         for (i = 0; i < data->dacs; ++i) {
 307                 pcm1796_write(chip, i, 16, chip->dac_volume[i * 2]);
 308                 pcm1796_write(chip, i, 17, chip->dac_volume[i * 2 + 1]);
 309         }
 310 }
 311
 312 static void update_pcm1796_mute(struct oxygen *chip)
 313 {
 314         struct xonar_data *data = chip->model_data;
 315         unsigned int i;
 316         u8 value;
 317
 318         value = PCM1796_DMF_DISABLED | PCM1796_FMT_24_LJUST | PCM1796_ATLD;
 319         if (chip->dac_mute)
 320                 value |= PCM1796_MUTE;
 321         for (i = 0; i < data->dacs; ++i)
 322                 pcm1796_write(chip, i, 18, value);
 323 }
 324
 325 static void pcm1796_init(struct oxygen *chip)
 326 {
 327         struct xonar_data *data = chip->model_data;
 328         unsigned int i;
 329
 330         for (i = 0; i < data->dacs; ++i) {
 331                 pcm1796_write(chip, i, 19, PCM1796_FLT_SHARP | PCM1796_ATS_1);
 332                 pcm1796_write(chip, i, 20, data->pcm1796_oversampling);
 333                 pcm1796_write(chip, i, 21, 0);
 334         }
 335         update_pcm1796_mute(chip); /* set ATLD before ATL/ATR */
 336         update_pcm1796_volume(chip);
 337 }
 338
 339 static void xonar_d2_init(struct oxygen *chip)
 340 {
 341         struct xonar_data *data = chip->model_data;
 342
 343         data->anti_pop_delay = 300;
 344         data->output_enable_bit = GPIO_D2_OUTPUT_ENABLE;
 345         data->pcm1796_oversampling = PCM1796_OS_64;
 346         if (data->model == MODEL_D2X) {
 347                 data->ext_power_reg = OXYGEN_GPIO_DATA;
 348                 data->ext_power_int_reg = OXYGEN_GPIO_INTERRUPT_MASK;
 349                 data->ext_power_bit = GPIO_D2X_EXT_POWER;
 350                 oxygen_clear_bits16(chip, OXYGEN_GPIO_CONTROL,
 351                                     GPIO_D2X_EXT_POWER);
 352         }
 353
 354         pcm1796_init(chip);
 355
 356         oxygen_set_bits16(chip, OXYGEN_GPIO_CONTROL, GPIO_D2_ALT);
 357         oxygen_clear_bits16(chip, OXYGEN_GPIO_DATA, GPIO_D2_ALT);
 358
 359         xonar_common_init(chip);
 360
 361         snd_component_add(chip->card, "PCM1796");
 362         snd_component_add(chip->card, "CS5381");
 363 }
 364
 365 static void update_cs4362a_volumes(struct oxygen *chip)
 366 {
 367         u8 mute;
 368
 369         mute = chip->dac_mute ? CS4362A_MUTE : 0;
 370         cs4362a_write(chip, 7, (127 - chip->dac_volume[2]) | mute);
 371         cs4362a_write(chip, 8, (127 - chip->dac_volume[3]) | mute);
 372         cs4362a_write(chip, 10, (127 - chip->dac_volume[4]) | mute);
 373         cs4362a_write(chip, 11, (127 - chip->dac_volume[5]) | mute);
 374         cs4362a_write(chip, 13, (127 - chip->dac_volume[6]) | mute);
 375         cs4362a_write(chip, 14, (127 - chip->dac_volume[7]) | mute);
 376 }
 377
 378 static void update_cs43xx_volume(struct oxygen *chip)
 379 {
 380         cs4398_write(chip, 5, (127 - chip->dac_volume[0]) * 2);
 381         cs4398_write(chip, 6, (127 - chip->dac_volume[1]) * 2);
 382         update_cs4362a_volumes(chip);
 383 }
 384
 385 static void update_cs43xx_mute(struct oxygen *chip)
 386 {
 387         u8 reg;
 388
 389         reg = CS4398_MUTEP_LOW | CS4398_PAMUTE;
 390         if (chip->dac_mute)
 391                 reg |= CS4398_MUTE_B | CS4398_MUTE_A;
 392         cs4398_write(chip, 4, reg);
 393         update_cs4362a_volumes(chip);
 394 }
 395
 396 static void cs43xx_init(struct oxygen *chip)
 397 {
 398         struct xonar_data *data = chip->model_data;
 399
 400         /* set CPEN (control port mode) and power down */
 401         cs4398_write(chip, 8, CS4398_CPEN | CS4398_PDN);
 402         cs4362a_write(chip, 0x01, CS4362A_PDN | CS4362A_CPEN);
 403         /* configure */
 404         cs4398_write(chip, 2, data->cs4398_fm);
 405         cs4398_write(chip, 3, CS4398_ATAPI_B_R | CS4398_ATAPI_A_L);
 406         cs4398_write(chip, 7, CS4398_RMP_DN | CS4398_RMP_UP |
 407                      CS4398_ZERO_CROSS | CS4398_SOFT_RAMP);
 408         cs4362a_write(chip, 0x02, CS4362A_DIF_LJUST);
 409         cs4362a_write(chip, 0x03, CS4362A_MUTEC_6 | CS4362A_AMUTE |
 410                       CS4362A_RMP_UP | CS4362A_ZERO_CROSS | CS4362A_SOFT_RAMP);
 411         cs4362a_write(chip, 0x04, CS4362A_RMP_DN | CS4362A_DEM_NONE);
 412         cs4362a_write(chip, 0x05, 0);
 413         cs4362a_write(chip, 0x06, data->cs4362a_fm);
 414         cs4362a_write(chip, 0x09, data->cs4362a_fm);
 415         cs4362a_write(chip, 0x0c, data->cs4362a_fm);
 416         update_cs43xx_volume(chip);
 417         update_cs43xx_mute(chip);
 418         /* clear power down */
 419         cs4398_write(chip, 8, CS4398_CPEN);
 420         cs4362a_write(chip, 0x01, CS4362A_CPEN);
 421 }
 422
 423 static void xonar_d1_init(struct oxygen *chip)
 424 {
 425         struct xonar_data *data = chip->model_data;
 426
 427         data->anti_pop_delay = 800;
 428         data->output_enable_bit = GPIO_DX_OUTPUT_ENABLE;
 429         data->cs4398_fm = CS4398_FM_SINGLE | CS4398_DEM_NONE | CS4398_DIF_LJUST;
 430         data->cs4362a_fm = CS4362A_FM_SINGLE |
 431                 CS4362A_ATAPI_B_R | CS4362A_ATAPI_A_L;
 432         if (data->model == MODEL_DX) {
 433                 data->ext_power_reg = OXYGEN_GPI_DATA;
 434                 data->ext_power_int_reg = OXYGEN_GPI_INTERRUPT_MASK;
 435                 data->ext_power_bit = GPI_DX_EXT_POWER;
 436         }
 437
 438         oxygen_write16(chip, OXYGEN_2WIRE_BUS_STATUS,
 439                        OXYGEN_2WIRE_LENGTH_8 |
 440                        OXYGEN_2WIRE_INTERRUPT_MASK |
 441                        OXYGEN_2WIRE_SPEED_FAST);
 442
 443         cs43xx_init(chip);
 444
 445         oxygen_set_bits16(chip, OXYGEN_GPIO_CONTROL,
 446                           GPIO_DX_FRONT_PANEL | GPIO_DX_INPUT_ROUTE);
 447         oxygen_clear_bits16(chip, OXYGEN_GPIO_DATA,
 448                             GPIO_DX_FRONT_PANEL | GPIO_DX_INPUT_ROUTE);
 449
 450         xonar_common_init(chip);
 451
 452         snd_component_add(chip->card, "CS4398");
 453         snd_component_add(chip->card, "CS4362A");
 454         snd_component_add(chip->card, "CS5361");
 455 }
 456
 457 static void xonar_hdav_init(struct oxygen *chip)
 458 {
 459         struct xonar_data *data = chip->model_data;
 460         u8 param;
 461
 462         oxygen_write16(chip, OXYGEN_2WIRE_BUS_STATUS,
 463                        OXYGEN_2WIRE_LENGTH_8 |
 464                        OXYGEN_2WIRE_INTERRUPT_MASK |
 465                        OXYGEN_2WIRE_SPEED_FAST);
 466
 467         data->anti_pop_delay = 100;
 468         data->output_enable_bit = GPIO_DX_OUTPUT_ENABLE;
 469         data->ext_power_reg = OXYGEN_GPI_DATA;
 470         data->ext_power_int_reg = OXYGEN_GPI_INTERRUPT_MASK;
 471         data->ext_power_bit = GPI_DX_EXT_POWER;
 472         data->pcm1796_oversampling = PCM1796_OS_64;
 473
 474         pcm1796_init(chip);
 475
 476         oxygen_set_bits16(chip, OXYGEN_GPIO_CONTROL, GPIO_DX_INPUT_ROUTE);
 477         oxygen_clear_bits16(chip, OXYGEN_GPIO_DATA, GPIO_DX_INPUT_ROUTE);
 478
 479         oxygen_reset_uart(chip);
 480         param = 0;
 481         hdmi_write_command(chip, 0x61, 1, &param);
 482         param = 1;
 483         hdmi_write_command(chip, 0x74, 1, &param);
 484         data->hdmi_params[1] = IEC958_AES3_CON_FS_48000;
 485         data->hdmi_params[4] = 1;
 486         hdmi_write_command(chip, 0x54, 5, data->hdmi_params);
 487
 488         xonar_common_init(chip);
 489
 490         snd_component_add(chip->card, "PCM1796");
 491         snd_component_add(chip->card, "CS5381");
 492 }
 493
 494 static void xonar_disable_output(struct oxygen *chip)
 495 {
 496         struct xonar_data *data = chip->model_data;
 497
 498         oxygen_clear_bits16(chip, OXYGEN_GPIO_DATA, data->output_enable_bit);
 499 }
 500
 501 static void xonar_d2_cleanup(struct oxygen *chip)
 502 {
 503         xonar_disable_output(chip);
 504 }
 505
 506 static void xonar_d1_cleanup(struct oxygen *chip)
 507 {
 508         xonar_disable_output(chip);
 509         cs4362a_write(chip, 0x01, CS4362A_PDN | CS4362A_CPEN);
 510         oxygen_clear_bits8(chip, OXYGEN_FUNCTION, OXYGEN_FUNCTION_RESET_CODEC);
 511 }
 512
 513 static void xonar_hdav_cleanup(struct oxygen *chip)
 514 {
 515         u8 param = 0;
 516
 517         hdmi_write_command(chip, 0x74, 1, &param);
 518         xonar_disable_output(chip);
 519 }
 520
 521 static void xonar_d2_suspend(struct oxygen *chip)
 522 {
 523         xonar_d2_cleanup(chip);
 524 }
 525
 526 static void xonar_d1_suspend(struct oxygen *chip)
 527 {
 528         xonar_d1_cleanup(chip);
 529 }
 530
 531 static void xonar_hdav_suspend(struct oxygen *chip)
 532 {
 533         xonar_hdav_cleanup(chip);
 534         msleep(2);
 535 }
 536
 537 static void xonar_d2_resume(struct oxygen *chip)
 538 {
 539         pcm1796_init(chip);
 540         xonar_enable_output(chip);
 541 }
 542
 543 static void xonar_d1_resume(struct oxygen *chip)
 544 {
 545         cs43xx_init(chip);
 546         xonar_enable_output(chip);
 547 }
 548
 549 static void xonar_hdav_resume(struct oxygen *chip)
 550 {
 551         struct xonar_data *data = chip->model_data;
 552         u8 param;
 553
 554         oxygen_reset_uart(chip);
 555         param = 0;
 556         hdmi_write_command(chip, 0x61, 1, &param);
 557         param = 1;
 558         hdmi_write_command(chip, 0x74, 1, &param);
 559         hdmi_write_command(chip, 0x54, 5, data->hdmi_params);
 560         pcm1796_init(chip);
 561         xonar_enable_output(chip);
 562 }
 563
 564 static void xonar_hdav_pcm_hardware_filter(unsigned int channel,
 565                                            struct snd_pcm_hardware *hardware)
 566 {
 567         if (channel == PCM_MULTICH) {
 568                 hardware->rates = SNDRV_PCM_RATE_44100 |
 569                                   SNDRV_PCM_RATE_48000 |
 570                                   SNDRV_PCM_RATE_96000 |
 571                                   SNDRV_PCM_RATE_192000;
 572                 hardware->rate_min = 44100;
 573         }
 574 }
 575
 576 static void set_pcm1796_params(struct oxygen *chip,
 577                                struct snd_pcm_hw_params *params)
 578 {
 579         struct xonar_data *data = chip->model_data;
 580         unsigned int i;
 581
 582         data->pcm1796_oversampling =
 583                 params_rate(params) >= 96000 ? PCM1796_OS_32 : PCM1796_OS_64;
 584         for (i = 0; i < data->dacs; ++i)
 585                 pcm1796_write(chip, i, 20, data->pcm1796_oversampling);
 586 }
 587
 588 static void set_cs53x1_params(struct oxygen *chip,
 589                               struct snd_pcm_hw_params *params)
 590 {
 591         unsigned int value;
 592
 593         if (params_rate(params) <= 54000)
 594                 value = GPIO_CS53x1_M_SINGLE;
 595         else if (params_rate(params) <= 108000)
 596                 value = GPIO_CS53x1_M_DOUBLE;
 597         else
 598                 value = GPIO_CS53x1_M_QUAD;
 599         oxygen_write16_masked(chip, OXYGEN_GPIO_DATA,
 600                               value, GPIO_CS53x1_M_MASK);
 601 }
 602
 603 static void set_cs43xx_params(struct oxygen *chip,
 604                               struct snd_pcm_hw_params *params)
 605 {
 606         struct xonar_data *data = chip->model_data;
 607
 608         data->cs4398_fm = CS4398_DEM_NONE | CS4398_DIF_LJUST;
 609         data->cs4362a_fm = CS4362A_ATAPI_B_R | CS4362A_ATAPI_A_L;
 610         if (params_rate(params) <= 50000) {
 611                 data->cs4398_fm |= CS4398_FM_SINGLE;
 612                 data->cs4362a_fm |= CS4362A_FM_SINGLE;
 613         } else if (params_rate(params) <= 100000) {
 614                 data->cs4398_fm |= CS4398_FM_DOUBLE;
 615                 data->cs4362a_fm |= CS4362A_FM_DOUBLE;
 616         } else {
 617                 data->cs4398_fm |= CS4398_FM_QUAD;
 618                 data->cs4362a_fm |= CS4362A_FM_QUAD;
 619         }
 620         cs4398_write(chip, 2, data->cs4398_fm);
 621         cs4362a_write(chip, 0x06, data->cs4362a_fm);
 622         cs4362a_write(chip, 0x09, data->cs4362a_fm);
 623         cs4362a_write(chip, 0x0c, data->cs4362a_fm);
 624 }
 625
 626 static void set_hdmi_params(struct oxygen *chip,
 627                             struct snd_pcm_hw_params *params)
 628 {
 629         struct xonar_data *data = chip->model_data;
 630
 631         data->hdmi_params[0] = 0; /* 1 = non-audio */
 632         switch (params_rate(params)) {
 633         case 44100:
 634                 data->hdmi_params[1] = IEC958_AES3_CON_FS_44100;
 635                 break;
 636         case 48000:
 637                 data->hdmi_params[1] = IEC958_AES3_CON_FS_48000;
 638                 break;
 639         default: /* 96000 */
 640                 data->hdmi_params[1] = IEC958_AES3_CON_FS_96000;
 641                 break;
 642         case 192000:
 643                 data->hdmi_params[1] = IEC958_AES3_CON_FS_192000;
 644                 break;
 645         }
 646         data->hdmi_params[2] = params_channels(params) / 2 - 1;
 647         if (params_format(params) == SNDRV_PCM_FORMAT_S16_LE)
 648                 data->hdmi_params[3] = 0;
 649         else
 650                 data->hdmi_params[3] = 0xc0;
 651         data->hdmi_params[4] = 1; /* ? */
 652         hdmi_write_command(chip, 0x54, 5, data->hdmi_params);
 653 }
 654
 655 static void set_hdav_params(struct oxygen *chip,
 656                             struct snd_pcm_hw_params *params)
 657 {
 658         set_pcm1796_params(chip, params);
 659         set_hdmi_params(chip, params);
 660 }
 661
 662 static void xonar_gpio_changed(struct oxygen *chip)
 663 {
 664         struct xonar_data *data = chip->model_data;
 665         u8 has_power;
 666
 667         has_power = !!(oxygen_read8(chip, data->ext_power_reg)
 668                        & data->ext_power_bit);
 669         if (has_power != data->has_power) {
 670                 data->has_power = has_power;
 671                 if (has_power) {
 672                         snd_printk(KERN_NOTICE "power restored\n");
 673                 } else {
 674                         snd_printk(KERN_CRIT
 675                                    "Hey! Don't unplug the power cable!\n");
 676                         /* TODO: stop PCMs */
 677                 }
 678         }
 679 }
 680
 681 static void xonar_hdav_uart_input(struct oxygen *chip)
 682 {
 683         if (chip->uart_input_count >= 2 &&
 684             chip->uart_input[chip->uart_input_count - 2] == 'O' &&
 685             chip->uart_input[chip->uart_input_count - 1] == 'K') {
 686                 printk(KERN_DEBUG "message from Xonar HDAV HDMI chip received:");
 687                 print_hex_dump_bytes("", DUMP_PREFIX_OFFSET,
 688                                      chip->uart_input, chip->uart_input_count);
 689                 chip->uart_input_count = 0;
 690         }
 691 }
 692
 693 static int gpio_bit_switch_get(struct snd_kcontrol *ctl,
 694                                struct snd_ctl_elem_value *value)
 695 {
 696         struct oxygen *chip = ctl->private_data;
 697         u16 bit = ctl->private_value;
 698
 699         value->value.integer.value[0] =
 700                 !!(oxygen_read16(chip, OXYGEN_GPIO_DATA) & bit);
 701         return 0;
 702 }
 703
 704 static int gpio_bit_switch_put(struct snd_kcontrol *ctl,
 705                                struct snd_ctl_elem_value *value)
 706 {
 707         struct oxygen *chip = ctl->private_data;
 708         u16 bit = ctl->private_value;
 709         u16 old_bits, new_bits;
 710         int changed;
 711
 712         spin_lock_irq(&chip->reg_lock);
 713         old_bits = oxygen_read16(chip, OXYGEN_GPIO_DATA);
 714         if (value->value.integer.value[0])
 715                 new_bits = old_bits | bit;
 716         else
 717                 new_bits = old_bits & ~bit;
 718         changed = new_bits != old_bits;
 719         if (changed)
 720                 oxygen_write16(chip, OXYGEN_GPIO_DATA, new_bits);
 721         spin_unlock_irq(&chip->reg_lock);
 722         return changed;
 723 }
 724
 725 static const struct snd_kcontrol_new alt_switch = {
 726         .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
 727         .name = "Analog Loopback Switch",
 728         .info = snd_ctl_boolean_mono_info,
 729         .get = gpio_bit_switch_get,
 730         .put = gpio_bit_switch_put,
 731         .private_value = GPIO_D2_ALT,
 732 };
 733
 734 static const struct snd_kcontrol_new front_panel_switch = {
 735         .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
 736         .name = "Front Panel Switch",
 737         .info = snd_ctl_boolean_mono_info,
 738         .get = gpio_bit_switch_get,
 739         .put = gpio_bit_switch_put,
 740         .private_value = GPIO_DX_FRONT_PANEL,
 741 };
 742
 743 static void xonar_line_mic_ac97_switch(struct oxygen *chip,
 744                                        unsigned int reg, unsigned int mute)
 745 {
 746         if (reg == AC97_LINE) {
 747                 spin_lock_irq(&chip->reg_lock);
 748                 oxygen_write16_masked(chip, OXYGEN_GPIO_DATA,
 749                                       mute ? GPIO_DX_INPUT_ROUTE : 0,
 750                                       GPIO_DX_INPUT_ROUTE);
 751                 spin_unlock_irq(&chip->reg_lock);
 752         }
 753 }
 754
 755 static const DECLARE_TLV_DB_SCALE(pcm1796_db_scale, -12000, 50, 0);
 756 static const DECLARE_TLV_DB_SCALE(cs4362a_db_scale, -12700, 100, 0);
 757
 758 static int xonar_d2_control_filter(struct snd_kcontrol_new *template)
 759 {
 760         if (!strncmp(template->name, "Master Playback ", 16))
 761                 /* disable volume/mute because they would require SPI writes */
 762                 return 1;
 763         if (!strncmp(template->name, "CD Capture ", 11))
 764                 /* CD in is actually connected to the video in pin */
 765                 template->private_value ^= AC97_CD ^ AC97_VIDEO;
 766         return 0;
 767 }
 768
 769 static int xonar_d1_control_filter(struct snd_kcontrol_new *template)
 770 {
 771         if (!strncmp(template->name, "CD Capture ", 11))
 772                 return 1; /* no CD input */
 773         return 0;
 774 }
 775
 776 static int xonar_d2_mixer_init(struct oxygen *chip)
 777 {
 778         return snd_ctl_add(chip->card, snd_ctl_new1(&alt_switch, chip));
 779 }
 780
 781 static int xonar_d1_mixer_init(struct oxygen *chip)
 782 {
 783         return snd_ctl_add(chip->card, snd_ctl_new1(&front_panel_switch, chip));
 784 }
 785
 786 static int xonar_model_probe(struct oxygen *chip, unsigned long driver_data)
 787 {
 788         static const char *const names[] = {
 789                 [MODEL_D1]      = "Xonar D1",
 790                 [MODEL_DX]      = "Xonar DX",
 791                 [MODEL_D2]      = "Xonar D2",
 792                 [MODEL_D2X]     = "Xonar D2X",
 793                 [MODEL_HDAV]    = "Xonar HDAV1.3",
 794                 [MODEL_HDAV_H6] = "Xonar HDAV1.3+H6",
 795         };
 796         static const u8 dacs[] = {
 797                 [MODEL_D1]      = 2,
 798                 [MODEL_DX]      = 2,
 799                 [MODEL_D2]      = 4,
 800                 [MODEL_D2X]     = 4,
 801                 [MODEL_HDAV]    = 1,
 802                 [MODEL_HDAV_H6] = 4,
 803         };
 804         struct xonar_data *data = chip->model_data;
 805
 806         data->model = driver_data;
 807         if (data->model == MODEL_HDAV) {
 808                 oxygen_clear_bits16(chip, OXYGEN_GPIO_CONTROL,
 809                                     GPIO_HDAV_DB_MASK);
 810                 switch (oxygen_read16(chip, OXYGEN_GPIO_DATA) &
 811                         GPIO_HDAV_DB_MASK) {
 812                 case GPIO_HDAV_DB_H6:
 813                         data->model = MODEL_HDAV_H6;
 814                         break;
 815                 case GPIO_HDAV_DB_XX:
 816                         snd_printk(KERN_ERR "unknown daughterboard\n");
 817                         return -ENODEV;
 818                 }
 819         }
 820
 821         data->dacs = dacs[data->model];
 822         chip->model.shortname = names[data->model];
 823         return 0;
 824 }
 825
 826 static const struct oxygen_model model_xonar_d2 = {
 827         .longname = "Asus Virtuoso 200",
 828         .chip = "AV200",
 829         .owner = THIS_MODULE,
 830         .probe = xonar_model_probe,
 831         .init = xonar_d2_init,
 832         .control_filter = xonar_d2_control_filter,
 833         .mixer_init = xonar_d2_mixer_init,
 834         .cleanup = xonar_d2_cleanup,
 835         .suspend = xonar_d2_suspend,
 836         .resume = xonar_d2_resume,
 837         .set_dac_params = set_pcm1796_params,
 838         .set_adc_params = set_cs53x1_params,
 839         .update_dac_volume = update_pcm1796_volume,
 840         .update_dac_mute = update_pcm1796_mute,
 841         .dac_tlv = pcm1796_db_scale,
 842         .model_data_size = sizeof(struct xonar_data),
 843         .device_config = PLAYBACK_0_TO_I2S |
 844                          PLAYBACK_1_TO_SPDIF |
 845                          CAPTURE_0_FROM_I2S_2 |
 846                          CAPTURE_1_FROM_SPDIF |
 847                          MIDI_OUTPUT |
 848                          MIDI_INPUT,
 849         .dac_channels = 8,
 850         .dac_volume_min = 0x0f,
 851         .dac_volume_max = 0xff,
 852         .misc_flags = OXYGEN_MISC_MIDI,
 853         .function_flags = OXYGEN_FUNCTION_SPI,
 854         .dac_i2s_format = OXYGEN_I2S_FORMAT_I2S,
 855         .adc_i2s_format = OXYGEN_I2S_FORMAT_LJUST,
 856 };
 857
 858 static const struct oxygen_model model_xonar_d1 = {
 859         .longname = "Asus Virtuoso 100",
 860         .chip = "AV200",
 861         .owner = THIS_MODULE,
 862         .probe = xonar_model_probe,
 863         .init = xonar_d1_init,
 864         .control_filter = xonar_d1_control_filter,
 865         .mixer_init = xonar_d1_mixer_init,
 866         .cleanup = xonar_d1_cleanup,
 867         .suspend = xonar_d1_suspend,
 868         .resume = xonar_d1_resume,
 869         .set_dac_params = set_cs43xx_params,
 870         .set_adc_params = set_cs53x1_params,
 871         .update_dac_volume = update_cs43xx_volume,
 872         .update_dac_mute = update_cs43xx_mute,
 873         .ac97_switch = xonar_line_mic_ac97_switch,
 874         .dac_tlv = cs4362a_db_scale,
 875         .model_data_size = sizeof(struct xonar_data),
 876         .device_config = PLAYBACK_0_TO_I2S |
 877                          PLAYBACK_1_TO_SPDIF |
 878                          CAPTURE_0_FROM_I2S_2,
 879         .dac_channels = 8,
 880         .dac_volume_min = 0,
 881         .dac_volume_max = 127,
 882         .function_flags = OXYGEN_FUNCTION_2WIRE,
 883         .dac_i2s_format = OXYGEN_I2S_FORMAT_LJUST,
 884         .adc_i2s_format = OXYGEN_I2S_FORMAT_LJUST,
 885 };
 886
 887 static const struct oxygen_model model_xonar_hdav = {
 888         .longname = "Asus Virtuoso 200",
 889         .chip = "AV200",
 890         .owner = THIS_MODULE,
 891         .probe = xonar_model_probe,
 892         .init = xonar_hdav_init,
 893         .cleanup = xonar_hdav_cleanup,
 894         .suspend = xonar_hdav_suspend,
 895         .resume = xonar_hdav_resume,
 896         .pcm_hardware_filter = xonar_hdav_pcm_hardware_filter,
 897         .set_dac_params = set_hdav_params,
 898         .set_adc_params = set_cs53x1_params,
 899         .update_dac_volume = update_pcm1796_volume,
 900         .update_dac_mute = update_pcm1796_mute,
 901         .uart_input = xonar_hdav_uart_input,
 902         .ac97_switch = xonar_line_mic_ac97_switch,
 903         .dac_tlv = pcm1796_db_scale,
 904         .model_data_size = sizeof(struct xonar_data),
 905         .device_config = PLAYBACK_0_TO_I2S |
 906                          PLAYBACK_1_TO_SPDIF |
 907                          CAPTURE_0_FROM_I2S_2,
 908         .dac_channels = 8,
 909         .dac_volume_min = 0x0f,
 910         .dac_volume_max = 0xff,
 911         .misc_flags = OXYGEN_MISC_MIDI,
 912         .function_flags = OXYGEN_FUNCTION_2WIRE,
 913         .dac_i2s_format = OXYGEN_I2S_FORMAT_LJUST,
 914         .adc_i2s_format = OXYGEN_I2S_FORMAT_LJUST,
 915 };
 916
 917 static int __devinit xonar_probe(struct pci_dev *pci,
 918                                  const struct pci_device_id *pci_id)
 919 {
 920         static const struct oxygen_model *const models[] = {
 921                 [MODEL_D1]      = &model_xonar_d1,
 922                 [MODEL_DX]      = &model_xonar_d1,
 923                 [MODEL_D2]      = &model_xonar_d2,
 924                 [MODEL_D2X]     = &model_xonar_d2,
 925                 [MODEL_HDAV]    = &model_xonar_hdav,
 926         };
 927         static int dev;
 928         int err;
 929
 930         if (dev >= SNDRV_CARDS)
 931                 return -ENODEV;
 932         if (!enable[dev]) {
 933                 ++dev;
 934                 return -ENOENT;
 935         }
 936         BUG_ON(pci_id->driver_data >= ARRAY_SIZE(models));
 937         err = oxygen_pci_probe(pci, index[dev], id[dev],
 938                                models[pci_id->driver_data],
 939                                pci_id->driver_data);
 940         if (err >= 0)
 941                 ++dev;
 942         return err;
 943 }
 944
 945 static struct pci_driver xonar_driver = {
 946         .name = "AV200",
 947         .id_table = xonar_ids,
 948         .probe = xonar_probe,
 949         .remove = __devexit_p(oxygen_pci_remove),
 950 #ifdef CONFIG_PM
 951         .suspend = oxygen_pci_suspend,
 952         .resume = oxygen_pci_resume,
 953 #endif
 954 };
 955
 956 static int __init alsa_card_xonar_init(void)
 957 {
 958         return pci_register_driver(&xonar_driver);
 959 }
 960
 961 static void __exit alsa_card_xonar_exit(void)
 962 {
 963         pci_unregister_driver(&xonar_driver);
 964 }
 965
 966 module_init(alsa_card_xonar_init)
 967 module_exit(alsa_card_xonar_exit)