err.no Git - linux-2.6/blob - sound/pci/ice1712/revo.c

   1 /*
   2  *   ALSA driver for ICEnsemble ICE1712 (Envy24)
   3  *
   4  *   Lowlevel functions for M-Audio Revolution 7.1
   5  *
   6  *      Copyright (c) 2003 Takashi Iwai <tiwai@suse.de>
   7  *
   8  *   This program is free software; you can redistribute it and/or modify
   9  *   it under the terms of the GNU General Public License as published by
  10  *   the Free Software Foundation; either version 2 of the License, or
  11  *   (at your option) any later version.
  12  *
  13  *   This program is distributed in the hope that it will be useful,
  14  *   but WITHOUT ANY WARRANTY; without even the implied warranty of
  15  *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  16  *   GNU General Public License for more details.
  17  *
  18  *   You should have received a copy of the GNU General Public License
  19  *   along with this program; if not, write to the Free Software
  20  *   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307 USA
  21  *
  22  */
  23
  24 #include <asm/io.h>
  25 #include <linux/delay.h>
  26 #include <linux/interrupt.h>
  27 #include <linux/init.h>
  28 #include <linux/slab.h>
  29 #include <sound/core.h>
  30
  31 #include "ice1712.h"
  32 #include "envy24ht.h"
  33 #include "revo.h"
  34
  35 static void revo_i2s_mclk_changed(struct snd_ice1712 *ice)
  36 {
  37         /* assert PRST# to converters; MT05 bit 7 */
  38         outb(inb(ICEMT1724(ice, AC97_CMD)) | 0x80, ICEMT1724(ice, AC97_CMD));
  39         mdelay(5);
  40         /* deassert PRST# */
  41         outb(inb(ICEMT1724(ice, AC97_CMD)) & ~0x80, ICEMT1724(ice, AC97_CMD));
  42 }
  43
  44 /*
  45  * change the rate of envy24HT, AK4355 and AK4381
  46  */
  47 static void revo_set_rate_val(struct snd_akm4xxx *ak, unsigned int rate)
  48 {
  49         unsigned char old, tmp, dfs;
  50         int reg, shift;
  51
  52         if (rate == 0)  /* no hint - S/PDIF input is master, simply return */
  53                 return;
  54
  55         /* adjust DFS on codecs */
  56         if (rate > 96000)
  57                 dfs = 2;
  58         else if (rate > 48000)
  59                 dfs = 1;
  60         else
  61                 dfs = 0;
  62
  63         if (ak->type == SND_AK4355 || ak->type == SND_AK4358) {
  64                 reg = 2;
  65                 shift = 4;
  66         } else {
  67                 reg = 1;
  68                 shift = 3;
  69         }
  70         tmp = snd_akm4xxx_get(ak, 0, reg);
  71         old = (tmp >> shift) & 0x03;
  72         if (old == dfs)
  73                 return;
  74
  75         /* reset DFS */
  76         snd_akm4xxx_reset(ak, 1);
  77         tmp = snd_akm4xxx_get(ak, 0, reg);
  78         tmp &= ~(0x03 << shift);
  79         tmp |= dfs << shift;
  80         // snd_akm4xxx_write(ak, 0, reg, tmp);
  81         snd_akm4xxx_set(ak, 0, reg, tmp); /* the value is written in reset(0) */
  82         snd_akm4xxx_reset(ak, 0);
  83 }
  84
  85 /*
  86  * I2C access to the PT2258 volume controller on GPIO 6/7 (Revolution 5.1)
  87  */
  88
  89 static void revo_i2c_start(struct snd_i2c_bus *bus)
  90 {
  91         struct snd_ice1712 *ice = bus->private_data;
  92         snd_ice1712_save_gpio_status(ice);
  93 }
  94
  95 static void revo_i2c_stop(struct snd_i2c_bus *bus)
  96 {
  97         struct snd_ice1712 *ice = bus->private_data;
  98         snd_ice1712_restore_gpio_status(ice);
  99 }
 100
 101 static void revo_i2c_direction(struct snd_i2c_bus *bus, int clock, int data)
 102 {
 103         struct snd_ice1712 *ice = bus->private_data;
 104         unsigned int mask, val;
 105
 106         val = 0;
 107         if (clock)
 108                 val |= VT1724_REVO_I2C_CLOCK;   /* write SCL */
 109         if (data)
 110                 val |= VT1724_REVO_I2C_DATA;    /* write SDA */
 111         mask = VT1724_REVO_I2C_CLOCK | VT1724_REVO_I2C_DATA;
 112         ice->gpio.direction &= ~mask;
 113         ice->gpio.direction |= val;
 114         snd_ice1712_gpio_set_dir(ice, ice->gpio.direction);
 115         snd_ice1712_gpio_set_mask(ice, ~mask);
 116 }
 117
 118 static void revo_i2c_setlines(struct snd_i2c_bus *bus, int clk, int data)
 119 {
 120         struct snd_ice1712 *ice = bus->private_data;
 121         unsigned int val = 0;
 122
 123         if (clk)
 124                 val |= VT1724_REVO_I2C_CLOCK;
 125         if (data)
 126                 val |= VT1724_REVO_I2C_DATA;
 127         snd_ice1712_gpio_write_bits(ice,
 128                                     VT1724_REVO_I2C_DATA |
 129                                     VT1724_REVO_I2C_CLOCK, val);
 130         udelay(5);
 131 }
 132
 133 static int revo_i2c_getdata(struct snd_i2c_bus *bus, int ack)
 134 {
 135         struct snd_ice1712 *ice = bus->private_data;
 136         int bit;
 137
 138         if (ack)
 139                 udelay(5);
 140         bit = snd_ice1712_gpio_read_bits(ice, VT1724_REVO_I2C_DATA) ? 1 : 0;
 141         return bit;
 142 }
 143
 144 static struct snd_i2c_bit_ops revo51_bit_ops = {
 145         .start = revo_i2c_start,
 146         .stop = revo_i2c_stop,
 147         .direction = revo_i2c_direction,
 148         .setlines = revo_i2c_setlines,
 149         .getdata = revo_i2c_getdata,
 150 };
 151
 152 static int revo51_i2c_init(struct snd_ice1712 *ice,
 153                            struct snd_pt2258 *pt)
 154 {
 155         int err;
 156
 157         /* create the I2C bus */
 158         err = snd_i2c_bus_create(ice->card, "ICE1724 GPIO6", NULL, &ice->i2c);
 159         if (err < 0)
 160                 return err;
 161
 162         ice->i2c->private_data = ice;
 163         ice->i2c->hw_ops.bit = &revo51_bit_ops;
 164
 165         /* create the I2C device */
 166         err = snd_i2c_device_create(ice->i2c, "PT2258", 0x40,
 167                                     &ice->spec.revo51.dev);
 168         if (err < 0)
 169                 return err;
 170
 171         pt->card = ice->card;
 172         pt->i2c_bus = ice->i2c;
 173         pt->i2c_dev = ice->spec.revo51.dev;
 174         ice->spec.revo51.pt2258 = pt;
 175
 176         snd_pt2258_reset(pt);
 177
 178         return 0;
 179 }
 180
 181 /*
 182  * initialize the chips on M-Audio Revolution cards
 183  */
 184
 185 #define AK_DAC(xname,xch) { .name = xname, .num_channels = xch }
 186
 187 static const struct snd_akm4xxx_dac_channel revo71_front[] = {
 188         {
 189                 .name = "PCM Playback Volume",
 190                 .num_channels = 2,
 191                 /* front channels DAC supports muting */
 192                 .switch_name = "PCM Playback Switch",
 193         },
 194 };
 195
 196 static const struct snd_akm4xxx_dac_channel revo71_surround[] = {
 197         AK_DAC("PCM Center Playback Volume", 1),
 198         AK_DAC("PCM LFE Playback Volume", 1),
 199         AK_DAC("PCM Side Playback Volume", 2),
 200         AK_DAC("PCM Rear Playback Volume", 2),
 201 };
 202
 203 static const struct snd_akm4xxx_dac_channel revo51_dac[] = {
 204         AK_DAC("PCM Playback Volume", 2),
 205         AK_DAC("PCM Center Playback Volume", 1),
 206         AK_DAC("PCM LFE Playback Volume", 1),
 207         AK_DAC("PCM Rear Playback Volume", 2),
 208 };
 209
 210 static const char *revo51_adc_input_names[] = {
 211         "Mic",
 212         "Line",
 213         "CD",
 214         NULL
 215 };
 216
 217 static const struct snd_akm4xxx_adc_channel revo51_adc[] = {
 218         {
 219                 .name = "PCM Capture Volume",
 220                 .switch_name = "PCM Capture Switch",
 221                 .num_channels = 2,
 222                 .input_names = revo51_adc_input_names
 223         },
 224 };
 225
 226 static struct snd_akm4xxx akm_revo_front __devinitdata = {
 227         .type = SND_AK4381,
 228         .num_dacs = 2,
 229         .ops = {
 230                 .set_rate_val = revo_set_rate_val
 231         },
 232         .dac_info = revo71_front,
 233 };
 234
 235 static struct snd_ak4xxx_private akm_revo_front_priv __devinitdata = {
 236         .caddr = 1,
 237         .cif = 0,
 238         .data_mask = VT1724_REVO_CDOUT,
 239         .clk_mask = VT1724_REVO_CCLK,
 240         .cs_mask = VT1724_REVO_CS0 | VT1724_REVO_CS1 | VT1724_REVO_CS2,
 241         .cs_addr = VT1724_REVO_CS0 | VT1724_REVO_CS2,
 242         .cs_none = VT1724_REVO_CS0 | VT1724_REVO_CS1 | VT1724_REVO_CS2,
 243         .add_flags = VT1724_REVO_CCLK, /* high at init */
 244         .mask_flags = 0,
 245 };
 246
 247 static struct snd_akm4xxx akm_revo_surround __devinitdata = {
 248         .type = SND_AK4355,
 249         .idx_offset = 1,
 250         .num_dacs = 6,
 251         .ops = {
 252                 .set_rate_val = revo_set_rate_val
 253         },
 254         .dac_info = revo71_surround,
 255 };
 256
 257 static struct snd_ak4xxx_private akm_revo_surround_priv __devinitdata = {
 258         .caddr = 3,
 259         .cif = 0,
 260         .data_mask = VT1724_REVO_CDOUT,
 261         .clk_mask = VT1724_REVO_CCLK,
 262         .cs_mask = VT1724_REVO_CS0 | VT1724_REVO_CS1 | VT1724_REVO_CS2,
 263         .cs_addr = VT1724_REVO_CS0 | VT1724_REVO_CS1,
 264         .cs_none = VT1724_REVO_CS0 | VT1724_REVO_CS1 | VT1724_REVO_CS2,
 265         .add_flags = VT1724_REVO_CCLK, /* high at init */
 266         .mask_flags = 0,
 267 };
 268
 269 static struct snd_akm4xxx akm_revo51 __devinitdata = {
 270         .type = SND_AK4358,
 271         .num_dacs = 6,
 272         .ops = {
 273                 .set_rate_val = revo_set_rate_val
 274         },
 275         .dac_info = revo51_dac,
 276 };
 277
 278 static struct snd_ak4xxx_private akm_revo51_priv __devinitdata = {
 279         .caddr = 2,
 280         .cif = 0,
 281         .data_mask = VT1724_REVO_CDOUT,
 282         .clk_mask = VT1724_REVO_CCLK,
 283         .cs_mask = VT1724_REVO_CS0 | VT1724_REVO_CS1,
 284         .cs_addr = VT1724_REVO_CS1,
 285         .cs_none = VT1724_REVO_CS0 | VT1724_REVO_CS1,
 286         .add_flags = VT1724_REVO_CCLK, /* high at init */
 287         .mask_flags = 0,
 288 };
 289
 290 static struct snd_akm4xxx akm_revo51_adc __devinitdata = {
 291         .type = SND_AK5365,
 292         .num_adcs = 2,
 293         .adc_info = revo51_adc,
 294 };
 295
 296 static struct snd_ak4xxx_private akm_revo51_adc_priv __devinitdata = {
 297         .caddr = 2,
 298         .cif = 0,
 299         .data_mask = VT1724_REVO_CDOUT,
 300         .clk_mask = VT1724_REVO_CCLK,
 301         .cs_mask = VT1724_REVO_CS0 | VT1724_REVO_CS1,
 302         .cs_addr = VT1724_REVO_CS0,
 303         .cs_none = VT1724_REVO_CS0 | VT1724_REVO_CS1,
 304         .add_flags = VT1724_REVO_CCLK, /* high at init */
 305         .mask_flags = 0,
 306 };
 307
 308 static struct snd_pt2258 ptc_revo51_volume;
 309
 310 /* AK4358 for AP192 DAC, AK5385A for ADC */
 311 static void ap192_set_rate_val(struct snd_akm4xxx *ak, unsigned int rate)
 312 {
 313         struct snd_ice1712 *ice = ak->private_data[0];
 314
 315         revo_set_rate_val(ak, rate);
 316
 317 #if 1 /* FIXME: do we need this procedure? */
 318         /* reset DFS pin of AK5385A for ADC, too */
 319         /* DFS0 (pin 18) -- GPIO10 pin 77 */
 320         snd_ice1712_save_gpio_status(ice);
 321         snd_ice1712_gpio_write_bits(ice, 1 << 10,
 322                                     rate > 48000 ? (1 << 10) : 0);
 323         snd_ice1712_restore_gpio_status(ice);
 324 #endif
 325 }
 326
 327 static const struct snd_akm4xxx_dac_channel ap192_dac[] = {
 328         AK_DAC("PCM Playback Volume", 2)
 329 };
 330
 331 static struct snd_akm4xxx akm_ap192 __devinitdata = {
 332         .type = SND_AK4358,
 333         .num_dacs = 2,
 334         .ops = {
 335                 .set_rate_val = ap192_set_rate_val
 336         },
 337         .dac_info = ap192_dac,
 338 };
 339
 340 static struct snd_ak4xxx_private akm_ap192_priv __devinitdata = {
 341         .caddr = 2,
 342         .cif = 0,
 343         .data_mask = VT1724_REVO_CDOUT,
 344         .clk_mask = VT1724_REVO_CCLK,
 345         .cs_mask = VT1724_REVO_CS0 | VT1724_REVO_CS3,
 346         .cs_addr = VT1724_REVO_CS3,
 347         .cs_none = VT1724_REVO_CS0 | VT1724_REVO_CS3,
 348         .add_flags = VT1724_REVO_CCLK, /* high at init */
 349         .mask_flags = 0,
 350 };
 351
 352 #if 0
 353 /* FIXME: ak4114 makes the sound much lower due to some confliction,
 354  *        so let's disable it right now...
 355  */
 356 #define BUILD_AK4114_AP192
 357 #endif
 358
 359 #ifdef BUILD_AK4114_AP192
 360 /* AK4114 support on Audiophile 192 */
 361 /* CDTO (pin 32) -- GPIO2 pin 52
 362  * CDTI (pin 33) -- GPIO3 pin 53 (shared with AK4358)
 363  * CCLK (pin 34) -- GPIO1 pin 51 (shared with AK4358)
 364  * CSN  (pin 35) -- GPIO7 pin 59
 365  */
 366 #define AK4114_ADDR     0x00
 367
 368 static void write_data(struct snd_ice1712 *ice, unsigned int gpio,
 369                        unsigned int data, int idx)
 370 {
 371         for (; idx >= 0; idx--) {
 372                 /* drop clock */
 373                 gpio &= ~VT1724_REVO_CCLK;
 374                 snd_ice1712_gpio_write(ice, gpio);
 375                 udelay(1);
 376                 /* set data */
 377                 if (data & (1 << idx))
 378                         gpio |= VT1724_REVO_CDOUT;
 379                 else
 380                         gpio &= ~VT1724_REVO_CDOUT;
 381                 snd_ice1712_gpio_write(ice, gpio);
 382                 udelay(1);
 383                 /* raise clock */
 384                 gpio |= VT1724_REVO_CCLK;
 385                 snd_ice1712_gpio_write(ice, gpio);
 386                 udelay(1);
 387         }
 388 }
 389
 390 static unsigned char read_data(struct snd_ice1712 *ice, unsigned int gpio,
 391                                int idx)
 392 {
 393         unsigned char data = 0;
 394
 395         for (; idx >= 0; idx--) {
 396                 /* drop clock */
 397                 gpio &= ~VT1724_REVO_CCLK;
 398                 snd_ice1712_gpio_write(ice, gpio);
 399                 udelay(1);
 400                 /* read data */
 401                 if (snd_ice1712_gpio_read(ice) & VT1724_REVO_CDIN)
 402                         data |= (1 << idx);
 403                 udelay(1);
 404                 /* raise clock */
 405                 gpio |= VT1724_REVO_CCLK;
 406                 snd_ice1712_gpio_write(ice, gpio);
 407                 udelay(1);
 408         }
 409         return data;
 410 }
 411
 412 static unsigned int ap192_4wire_start(struct snd_ice1712 *ice)
 413 {
 414         unsigned int tmp;
 415
 416         snd_ice1712_save_gpio_status(ice);
 417         tmp = snd_ice1712_gpio_read(ice);
 418         tmp |= VT1724_REVO_CCLK; /* high at init */
 419         tmp |= VT1724_REVO_CS0;
 420         tmp &= ~VT1724_REVO_CS3;
 421         snd_ice1712_gpio_write(ice, tmp);
 422         udelay(1);
 423         return tmp;
 424 }
 425
 426 static void ap192_4wire_finish(struct snd_ice1712 *ice, unsigned int tmp)
 427 {
 428         tmp |= VT1724_REVO_CS3;
 429         tmp |= VT1724_REVO_CS0;
 430         snd_ice1712_gpio_write(ice, tmp);
 431         udelay(1);
 432         snd_ice1712_restore_gpio_status(ice);
 433 }
 434
 435 static void ap192_ak4114_write(void *private_data, unsigned char addr,
 436                                unsigned char data)
 437 {
 438         struct snd_ice1712 *ice = private_data;
 439         unsigned int tmp, addrdata;
 440
 441         tmp = ap192_4wire_start(ice);
 442         addrdata = (AK4114_ADDR << 6) | 0x20 | (addr & 0x1f);
 443         addrdata = (addrdata << 8) | data;
 444         write_data(ice, tmp, addrdata, 15);
 445         ap192_4wire_finish(ice, tmp);
 446 }
 447
 448 static unsigned char ap192_ak4114_read(void *private_data, unsigned char addr)
 449 {
 450         struct snd_ice1712 *ice = private_data;
 451         unsigned int tmp;
 452         unsigned char data;
 453
 454         tmp = ap192_4wire_start(ice);
 455         write_data(ice, tmp, (AK4114_ADDR << 6) | (addr & 0x1f), 7);
 456         data = read_data(ice, tmp, 7);
 457         ap192_4wire_finish(ice, tmp);
 458         return data;
 459 }
 460
 461 static int __devinit ap192_ak4114_init(struct snd_ice1712 *ice)
 462 {
 463         static const unsigned char ak4114_init_vals[] = {
 464                 AK4114_RST | AK4114_PWN | AK4114_OCKS0 | AK4114_OCKS1,
 465                 AK4114_DIF_I24I2S,
 466                 AK4114_TX1E,
 467                 AK4114_EFH_1024 | AK4114_DIT | AK4114_IPS(1),
 468                 0,
 469                 0
 470         };
 471         static const unsigned char ak4114_init_txcsb[] = {
 472                 0x41, 0x02, 0x2c, 0x00, 0x00
 473         };
 474         struct ak4114 *ak;
 475         int err;
 476
 477         return snd_ak4114_create(ice->card,
 478                                  ap192_ak4114_read,
 479                                  ap192_ak4114_write,
 480                                  ak4114_init_vals, ak4114_init_txcsb,
 481                                  ice, &ak);
 482 }
 483 #endif /* BUILD_AK4114_AP192 */
 484
 485 static int __devinit revo_init(struct snd_ice1712 *ice)
 486 {
 487         struct snd_akm4xxx *ak;
 488         int err;
 489
 490         /* determine I2C, DACs and ADCs */
 491         switch (ice->eeprom.subvendor) {
 492         case VT1724_SUBDEVICE_REVOLUTION71:
 493                 ice->num_total_dacs = 8;
 494                 ice->num_total_adcs = 2;
 495                 ice->gpio.i2s_mclk_changed = revo_i2s_mclk_changed;
 496                 break;
 497         case VT1724_SUBDEVICE_REVOLUTION51:
 498                 ice->num_total_dacs = 6;
 499                 ice->num_total_adcs = 2;
 500                 break;
 501         case VT1724_SUBDEVICE_AUDIOPHILE192:
 502                 ice->num_total_dacs = 2;
 503                 ice->num_total_adcs = 2;
 504                 break;
 505         default:
 506                 snd_BUG();
 507                 return -EINVAL;
 508         }
 509
 510         /* second stage of initialization, analog parts and others */
 511         ak = ice->akm = kcalloc(2, sizeof(struct snd_akm4xxx), GFP_KERNEL);
 512         if (! ak)
 513                 return -ENOMEM;
 514         ice->akm_codecs = 2;
 515         switch (ice->eeprom.subvendor) {
 516         case VT1724_SUBDEVICE_REVOLUTION71:
 517                 ice->akm_codecs = 2;
 518                 if ((err = snd_ice1712_akm4xxx_init(ak, &akm_revo_front, &akm_revo_front_priv, ice)) < 0)
 519                         return err;
 520                 if ((err = snd_ice1712_akm4xxx_init(ak + 1, &akm_revo_surround, &akm_revo_surround_priv, ice)) < 0)
 521                         return err;
 522                 /* unmute all codecs */
 523                 snd_ice1712_gpio_write_bits(ice, VT1724_REVO_MUTE, VT1724_REVO_MUTE);
 524                 break;
 525         case VT1724_SUBDEVICE_REVOLUTION51:
 526                 ice->akm_codecs = 2;
 527                 err = snd_ice1712_akm4xxx_init(ak, &akm_revo51,
 528                                                &akm_revo51_priv, ice);
 529                 if (err < 0)
 530                         return err;
 531                 err = snd_ice1712_akm4xxx_init(ak+1, &akm_revo51_adc,
 532                                                &akm_revo51_adc_priv, ice);
 533                 if (err < 0)
 534                         return err;
 535                 err = revo51_i2c_init(ice, &ptc_revo51_volume);
 536                 if (err < 0)
 537                         return err;
 538                 /* unmute all codecs */
 539                 snd_ice1712_gpio_write_bits(ice, VT1724_REVO_MUTE,
 540                                             VT1724_REVO_MUTE);
 541                 break;
 542         case VT1724_SUBDEVICE_AUDIOPHILE192:
 543                 ice->akm_codecs = 1;
 544                 err = snd_ice1712_akm4xxx_init(ak, &akm_ap192, &akm_ap192_priv,
 545                                                ice);
 546                 if (err < 0)
 547                         return err;
 548
 549                 break;
 550         }
 551
 552         return 0;
 553 }
 554
 555
 556 static int __devinit revo_add_controls(struct snd_ice1712 *ice)
 557 {
 558         int err;
 559
 560         switch (ice->eeprom.subvendor) {
 561         case VT1724_SUBDEVICE_REVOLUTION71:
 562                 err = snd_ice1712_akm4xxx_build_controls(ice);
 563                 if (err < 0)
 564                         return err;
 565                 break;
 566         case VT1724_SUBDEVICE_REVOLUTION51:
 567                 err = snd_ice1712_akm4xxx_build_controls(ice);
 568                 if (err < 0)
 569                         return err;
 570                 err = snd_pt2258_build_controls(ice->spec.revo51.pt2258);
 571                 if (err < 0)
 572                         return err;
 573                 break;
 574         case VT1724_SUBDEVICE_AUDIOPHILE192:
 575                 err = snd_ice1712_akm4xxx_build_controls(ice);
 576                 if (err < 0)
 577                         return err;
 578 #ifdef BUILD_AK4114_AP192
 579                 err = ap192_ak4114_init(ice);
 580                 if (err < 0)
 581                         return err;
 582 #endif
 583                 break;
 584         }
 585         return 0;
 586 }
 587
 588 /* entry point */
 589 struct snd_ice1712_card_info snd_vt1724_revo_cards[] __devinitdata = {
 590         {
 591                 .subvendor = VT1724_SUBDEVICE_REVOLUTION71,
 592                 .name = "M Audio Revolution-7.1",
 593                 .model = "revo71",
 594                 .chip_init = revo_init,
 595                 .build_controls = revo_add_controls,
 596         },
 597         {
 598                 .subvendor = VT1724_SUBDEVICE_REVOLUTION51,
 599                 .name = "M Audio Revolution-5.1",
 600                 .model = "revo51",
 601                 .chip_init = revo_init,
 602                 .build_controls = revo_add_controls,
 603         },
 604         {
 605                 .subvendor = VT1724_SUBDEVICE_AUDIOPHILE192,
 606                 .name = "M Audio Audiophile192",
 607                 .model = "ap192",
 608                 .chip_init = revo_init,
 609                 .build_controls = revo_add_controls,
 610         },
 611         { } /* terminator */
 612 };