sound/pci/ice1712/delta.c

   1 /*
   2  *   ALSA driver for ICEnsemble ICE1712 (Envy24)
   3  *
   4  *   Lowlevel functions for M-Audio Delta 1010, 1010E, 44, 66, 66E, Dio2496,
   5  *                          Audiophile, Digigram VX442
   6  *
   7  *      Copyright (c) 2000 Jaroslav Kysela <perex@perex.cz>
   8  *
   9  *   This program is free software; you can redistribute it and/or modify
  10  *   it under the terms of the GNU General Public License as published by
  11  *   the Free Software Foundation; either version 2 of the License, or
  12  *   (at your option) any later version.
  13  *
  14  *   This program is distributed in the hope that it will be useful,
  15  *   but WITHOUT ANY WARRANTY; without even the implied warranty of
  16  *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  17  *   GNU General Public License for more details.
  18  *
  19  *   You should have received a copy of the GNU General Public License
  20  *   along with this program; if not, write to the Free Software
  21  *   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307 USA
  22  *
  23  */
  24
  25 #include <asm/io.h>
  26 #include <linux/delay.h>
  27 #include <linux/interrupt.h>
  28 #include <linux/init.h>
  29 #include <linux/slab.h>
  30 #include <linux/mutex.h>
  31
  32 #include <sound/core.h>
  33 #include <sound/cs8427.h>
  34 #include <sound/asoundef.h>
  35
  36 #include "ice1712.h"
  37 #include "delta.h"
  38
  39 #define SND_CS8403
  40 #include <sound/cs8403.h>
  41
  42
  43 /*
  44  * CS8427 via SPI mode (for Audiophile), emulated I2C
  45  */
  46
  47 /* send 8 bits */
  48 static void ap_cs8427_write_byte(struct snd_ice1712 *ice, unsigned char data, unsigned char tmp)
  49 {
  50         int idx;
  51
  52         for (idx = 7; idx >= 0; idx--) {
  53                 tmp &= ~(ICE1712_DELTA_AP_DOUT|ICE1712_DELTA_AP_CCLK);
  54                 if (data & (1 << idx))
  55                         tmp |= ICE1712_DELTA_AP_DOUT;
  56                 snd_ice1712_write(ice, ICE1712_IREG_GPIO_DATA, tmp);
  57                 udelay(5);
  58                 tmp |= ICE1712_DELTA_AP_CCLK;
  59                 snd_ice1712_write(ice, ICE1712_IREG_GPIO_DATA, tmp);
  60                 udelay(5);
  61         }
  62 }
  63
  64 /* read 8 bits */
  65 static unsigned char ap_cs8427_read_byte(struct snd_ice1712 *ice, unsigned char tmp)
  66 {
  67         unsigned char data = 0;
  68         int idx;
  69
  70         for (idx = 7; idx >= 0; idx--) {
  71                 tmp &= ~ICE1712_DELTA_AP_CCLK;
  72                 snd_ice1712_write(ice, ICE1712_IREG_GPIO_DATA, tmp);
  73                 udelay(5);
  74                 if (snd_ice1712_read(ice, ICE1712_IREG_GPIO_DATA) & ICE1712_DELTA_AP_DIN)
  75                         data |= 1 << idx;
  76                 tmp |= ICE1712_DELTA_AP_CCLK;
  77                 snd_ice1712_write(ice, ICE1712_IREG_GPIO_DATA, tmp);
  78                 udelay(5);
  79         }
  80         return data;
  81 }
  82
  83 /* assert chip select */
  84 static unsigned char ap_cs8427_codec_select(struct snd_ice1712 *ice)
  85 {
  86         unsigned char tmp;
  87         tmp = snd_ice1712_read(ice, ICE1712_IREG_GPIO_DATA);
  88         switch (ice->eeprom.subvendor) {
  89         case ICE1712_SUBDEVICE_DELTA1010E:
  90         case ICE1712_SUBDEVICE_DELTA1010LT:
  91                 tmp &= ~ICE1712_DELTA_1010LT_CS;
  92                 tmp |= ICE1712_DELTA_1010LT_CCLK | ICE1712_DELTA_1010LT_CS_CS8427;
  93                 break;
  94         case ICE1712_SUBDEVICE_AUDIOPHILE:
  95         case ICE1712_SUBDEVICE_DELTA410:
  96                 tmp |= ICE1712_DELTA_AP_CCLK | ICE1712_DELTA_AP_CS_CODEC;
  97                 tmp &= ~ICE1712_DELTA_AP_CS_DIGITAL;
  98                 break;
  99         case ICE1712_SUBDEVICE_DELTA66E:
 100                 tmp |= ICE1712_DELTA_66E_CCLK | ICE1712_DELTA_66E_CS_CHIP_A |
 101                        ICE1712_DELTA_66E_CS_CHIP_B;
 102                 tmp &= ~ICE1712_DELTA_66E_CS_CS8427;
 103                 break;
 104         case ICE1712_SUBDEVICE_VX442:
 105                 tmp |= ICE1712_VX442_CCLK | ICE1712_VX442_CODEC_CHIP_A | ICE1712_VX442_CODEC_CHIP_B;
 106                 tmp &= ~ICE1712_VX442_CS_DIGITAL;
 107                 break;
 108         }
 109         snd_ice1712_write(ice, ICE1712_IREG_GPIO_DATA, tmp);
 110         udelay(5);
 111         return tmp;
 112 }
 113
 114 /* deassert chip select */
 115 static void ap_cs8427_codec_deassert(struct snd_ice1712 *ice, unsigned char tmp)
 116 {
 117         switch (ice->eeprom.subvendor) {
 118         case ICE1712_SUBDEVICE_DELTA1010E:
 119         case ICE1712_SUBDEVICE_DELTA1010LT:
 120                 tmp &= ~ICE1712_DELTA_1010LT_CS;
 121                 tmp |= ICE1712_DELTA_1010LT_CS_NONE;
 122                 break;
 123         case ICE1712_SUBDEVICE_AUDIOPHILE:
 124         case ICE1712_SUBDEVICE_DELTA410:
 125                 tmp |= ICE1712_DELTA_AP_CS_DIGITAL;
 126                 break;
 127         case ICE1712_SUBDEVICE_DELTA66E:
 128                 tmp |= ICE1712_DELTA_66E_CS_CS8427;
 129                 break;
 130         case ICE1712_SUBDEVICE_VX442:
 131                 tmp |= ICE1712_VX442_CS_DIGITAL;
 132                 break;
 133         }
 134         snd_ice1712_write(ice, ICE1712_IREG_GPIO_DATA, tmp);
 135 }
 136
 137 /* sequential write */
 138 static int ap_cs8427_sendbytes(struct snd_i2c_device *device, unsigned char *bytes, int count)
 139 {
 140         struct snd_ice1712 *ice = device->bus->private_data;
 141         int res = count;
 142         unsigned char tmp;
 143
 144         mutex_lock(&ice->gpio_mutex);
 145         tmp = ap_cs8427_codec_select(ice);
 146         ap_cs8427_write_byte(ice, (device->addr << 1) | 0, tmp); /* address + write mode */
 147         while (count-- > 0)
 148                 ap_cs8427_write_byte(ice, *bytes++, tmp);
 149         ap_cs8427_codec_deassert(ice, tmp);
 150         mutex_unlock(&ice->gpio_mutex);
 151         return res;
 152 }
 153
 154 /* sequential read */
 155 static int ap_cs8427_readbytes(struct snd_i2c_device *device, unsigned char *bytes, int count)
 156 {
 157         struct snd_ice1712 *ice = device->bus->private_data;
 158         int res = count;
 159         unsigned char tmp;
 160
 161         mutex_lock(&ice->gpio_mutex);
 162         tmp = ap_cs8427_codec_select(ice);
 163         ap_cs8427_write_byte(ice, (device->addr << 1) | 1, tmp); /* address + read mode */
 164         while (count-- > 0)
 165                 *bytes++ = ap_cs8427_read_byte(ice, tmp);
 166         ap_cs8427_codec_deassert(ice, tmp);
 167         mutex_unlock(&ice->gpio_mutex);
 168         return res;
 169 }
 170
 171 static int ap_cs8427_probeaddr(struct snd_i2c_bus *bus, unsigned short addr)
 172 {
 173         if (addr == 0x10)
 174                 return 1;
 175         return -ENOENT;
 176 }
 177
 178 static struct snd_i2c_ops ap_cs8427_i2c_ops = {
 179         .sendbytes = ap_cs8427_sendbytes,
 180         .readbytes = ap_cs8427_readbytes,
 181         .probeaddr = ap_cs8427_probeaddr,
 182 };
 183
 184 /*
 185  */
 186
 187 static void snd_ice1712_delta_cs8403_spdif_write(struct snd_ice1712 *ice, unsigned char bits)
 188 {
 189         unsigned char tmp, mask1, mask2;
 190         int idx;
 191         /* send byte to transmitter */
 192         mask1 = ICE1712_DELTA_SPDIF_OUT_STAT_CLOCK;
 193         mask2 = ICE1712_DELTA_SPDIF_OUT_STAT_DATA;
 194         mutex_lock(&ice->gpio_mutex);
 195         tmp = snd_ice1712_read(ice, ICE1712_IREG_GPIO_DATA);
 196         for (idx = 7; idx >= 0; idx--) {
 197                 tmp &= ~(mask1 | mask2);
 198                 if (bits & (1 << idx))
 199                         tmp |= mask2;
 200                 snd_ice1712_write(ice, ICE1712_IREG_GPIO_DATA, tmp);
 201                 udelay(100);
 202                 tmp |= mask1;
 203                 snd_ice1712_write(ice, ICE1712_IREG_GPIO_DATA, tmp);
 204                 udelay(100);
 205         }
 206         tmp &= ~mask1;
 207         snd_ice1712_write(ice, ICE1712_IREG_GPIO_DATA, tmp);
 208         mutex_unlock(&ice->gpio_mutex);
 209 }
 210
 211
 212 static void delta_spdif_default_get(struct snd_ice1712 *ice, struct snd_ctl_elem_value *ucontrol)
 213 {
 214         snd_cs8403_decode_spdif_bits(&ucontrol->value.iec958, ice->spdif.cs8403_bits);
 215 }
 216
 217 static int delta_spdif_default_put(struct snd_ice1712 *ice, struct snd_ctl_elem_value *ucontrol)
 218 {
 219         unsigned int val;
 220         int change;
 221
 222         val = snd_cs8403_encode_spdif_bits(&ucontrol->value.iec958);
 223         spin_lock_irq(&ice->reg_lock);
 224         change = ice->spdif.cs8403_bits != val;
 225         ice->spdif.cs8403_bits = val;
 226         if (change && ice->playback_pro_substream == NULL) {
 227                 spin_unlock_irq(&ice->reg_lock);
 228                 snd_ice1712_delta_cs8403_spdif_write(ice, val);
 229         } else {
 230                 spin_unlock_irq(&ice->reg_lock);
 231         }
 232         return change;
 233 }
 234
 235 static void delta_spdif_stream_get(struct snd_ice1712 *ice, struct snd_ctl_elem_value *ucontrol)
 236 {
 237         snd_cs8403_decode_spdif_bits(&ucontrol->value.iec958, ice->spdif.cs8403_stream_bits);
 238 }
 239
 240 static int delta_spdif_stream_put(struct snd_ice1712 *ice, struct snd_ctl_elem_value *ucontrol)
 241 {
 242         unsigned int val;
 243         int change;
 244
 245         val = snd_cs8403_encode_spdif_bits(&ucontrol->value.iec958);
 246         spin_lock_irq(&ice->reg_lock);
 247         change = ice->spdif.cs8403_stream_bits != val;
 248         ice->spdif.cs8403_stream_bits = val;
 249         if (change && ice->playback_pro_substream != NULL) {
 250                 spin_unlock_irq(&ice->reg_lock);
 251                 snd_ice1712_delta_cs8403_spdif_write(ice, val);
 252         } else {
 253                 spin_unlock_irq(&ice->reg_lock);
 254         }
 255         return change;
 256 }
 257
 258
 259 /*
 260  * AK4524 on Delta 44 and 66 to choose the chip mask
 261  */
 262 static void delta_ak4524_lock(struct snd_akm4xxx *ak, int chip)
 263 {
 264         struct snd_ak4xxx_private *priv = (void *)ak->private_value[0];
 265         struct snd_ice1712 *ice = ak->private_data[0];
 266
 267         snd_ice1712_save_gpio_status(ice);
 268         priv->cs_mask =
 269         priv->cs_addr = chip == 0 ? ICE1712_DELTA_CODEC_CHIP_A :
 270                                     ICE1712_DELTA_CODEC_CHIP_B;
 271 }
 272
 273 /*
 274  * AK4524 on Delta1010LT to choose the chip address
 275  */
 276 static void delta1010lt_ak4524_lock(struct snd_akm4xxx *ak, int chip)
 277 {
 278         struct snd_ak4xxx_private *priv = (void *)ak->private_value[0];
 279         struct snd_ice1712 *ice = ak->private_data[0];
 280
 281         snd_ice1712_save_gpio_status(ice);
 282         priv->cs_mask = ICE1712_DELTA_1010LT_CS;
 283         priv->cs_addr = chip << 4;
 284 }
 285
 286 /*
 287  * AK4524 on Delta66 rev E to choose the chip address
 288  */
 289 static void delta66e_ak4524_lock(struct snd_akm4xxx *ak, int chip)
 290 {
 291         struct snd_ak4xxx_private *priv = (void *)ak->private_value[0];
 292         struct snd_ice1712 *ice = ak->private_data[0];
 293
 294         snd_ice1712_save_gpio_status(ice);
 295         priv->cs_mask =
 296         priv->cs_addr = chip == 0 ? ICE1712_DELTA_66E_CS_CHIP_A :
 297                                     ICE1712_DELTA_66E_CS_CHIP_B;
 298 }
 299
 300 /*
 301  * AK4528 on VX442 to choose the chip mask
 302  */
 303 static void vx442_ak4524_lock(struct snd_akm4xxx *ak, int chip)
 304 {
 305         struct snd_ak4xxx_private *priv = (void *)ak->private_value[0];
 306         struct snd_ice1712 *ice = ak->private_data[0];
 307
 308         snd_ice1712_save_gpio_status(ice);
 309         priv->cs_mask =
 310         priv->cs_addr = chip == 0 ? ICE1712_VX442_CODEC_CHIP_A :
 311                                     ICE1712_VX442_CODEC_CHIP_B;
 312 }
 313
 314 /*
 315  * change the DFS bit according rate for Delta1010
 316  */
 317 static void delta_1010_set_rate_val(struct snd_ice1712 *ice, unsigned int rate)
 318 {
 319         unsigned char tmp, tmp2;
 320
 321         if (rate == 0)  /* no hint - S/PDIF input is master, simply return */
 322                 return;
 323
 324         mutex_lock(&ice->gpio_mutex);
 325         tmp = snd_ice1712_read(ice, ICE1712_IREG_GPIO_DATA);
 326         tmp2 = tmp & ~ICE1712_DELTA_DFS;
 327         if (rate > 48000)
 328                 tmp2 |= ICE1712_DELTA_DFS;
 329         if (tmp != tmp2)
 330                 snd_ice1712_write(ice, ICE1712_IREG_GPIO_DATA, tmp2);
 331         mutex_unlock(&ice->gpio_mutex);
 332 }
 333
 334 /*
 335  * change the rate of AK4524 on Delta 44/66, AP, 1010LT
 336  */
 337 static void delta_ak4524_set_rate_val(struct snd_akm4xxx *ak, unsigned int rate)
 338 {
 339         unsigned char tmp, tmp2;
 340         struct snd_ice1712 *ice = ak->private_data[0];
 341
 342         if (rate == 0)  /* no hint - S/PDIF input is master, simply return */
 343                 return;
 344
 345         /* check before reset ak4524 to avoid unnecessary clicks */
 346         mutex_lock(&ice->gpio_mutex);
 347         tmp = snd_ice1712_read(ice, ICE1712_IREG_GPIO_DATA);
 348         mutex_unlock(&ice->gpio_mutex);
 349         tmp2 = tmp & ~ICE1712_DELTA_DFS;
 350         if (rate > 48000)
 351                 tmp2 |= ICE1712_DELTA_DFS;
 352         if (tmp == tmp2)
 353                 return;
 354
 355         /* do it again */
 356         snd_akm4xxx_reset(ak, 1);
 357         mutex_lock(&ice->gpio_mutex);
 358         tmp = snd_ice1712_read(ice, ICE1712_IREG_GPIO_DATA) & ~ICE1712_DELTA_DFS;
 359         if (rate > 48000)
 360                 tmp |= ICE1712_DELTA_DFS;
 361         snd_ice1712_write(ice, ICE1712_IREG_GPIO_DATA, tmp);
 362         mutex_unlock(&ice->gpio_mutex);
 363         snd_akm4xxx_reset(ak, 0);
 364 }
 365
 366 /*
 367  * change the rate of AK4524 on VX442
 368  */
 369 static void vx442_ak4524_set_rate_val(struct snd_akm4xxx *ak, unsigned int rate)
 370 {
 371         unsigned char val;
 372
 373         val = (rate > 48000) ? 0x65 : 0x60;
 374         if (snd_akm4xxx_get(ak, 0, 0x02) != val ||
 375             snd_akm4xxx_get(ak, 1, 0x02) != val) {
 376                 snd_akm4xxx_reset(ak, 1);
 377                 snd_akm4xxx_write(ak, 0, 0x02, val);
 378                 snd_akm4xxx_write(ak, 1, 0x02, val);
 379                 snd_akm4xxx_reset(ak, 0);
 380         }
 381 }
 382
 383
 384 /*
 385  * SPDIF ops for Delta 1010, Dio, 66
 386  */
 387
 388 /* open callback */
 389 static void delta_open_spdif(struct snd_ice1712 *ice, struct snd_pcm_substream *substream)
 390 {
 391         ice->spdif.cs8403_stream_bits = ice->spdif.cs8403_bits;
 392 }
 393
 394 /* set up */
 395 static void delta_setup_spdif(struct snd_ice1712 *ice, int rate)
 396 {
 397         unsigned long flags;
 398         unsigned int tmp;
 399         int change;
 400
 401         spin_lock_irqsave(&ice->reg_lock, flags);
 402         tmp = ice->spdif.cs8403_stream_bits;
 403         if (tmp & 0x01)         /* consumer */
 404                 tmp &= (tmp & 0x01) ? ~0x06 : ~0x18;
 405         switch (rate) {
 406         case 32000: tmp |= (tmp & 0x01) ? 0x04 : 0x00; break;
 407         case 44100: tmp |= (tmp & 0x01) ? 0x00 : 0x10; break;
 408         case 48000: tmp |= (tmp & 0x01) ? 0x02 : 0x08; break;
 409         default: tmp |= (tmp & 0x01) ? 0x00 : 0x18; break;
 410         }
 411         change = ice->spdif.cs8403_stream_bits != tmp;
 412         ice->spdif.cs8403_stream_bits = tmp;
 413         spin_unlock_irqrestore(&ice->reg_lock, flags);
 414         if (change)
 415                 snd_ctl_notify(ice->card, SNDRV_CTL_EVENT_MASK_VALUE, &ice->spdif.stream_ctl->id);
 416         snd_ice1712_delta_cs8403_spdif_write(ice, tmp);
 417 }
 418
 419 #define snd_ice1712_delta1010lt_wordclock_status_info \
 420         snd_ctl_boolean_mono_info
 421
 422 static int snd_ice1712_delta1010lt_wordclock_status_get(struct snd_kcontrol *kcontrol,
 423                          struct snd_ctl_elem_value *ucontrol)
 424 {
 425         char reg = 0x10; /* CS8427 receiver error register */
 426         struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
 427
 428         if (snd_i2c_sendbytes(ice->cs8427, &reg, 1) != 1)
 429                 snd_printk(KERN_ERR "unable to send register 0x%x byte to CS8427\n", reg);
 430         snd_i2c_readbytes(ice->cs8427, &reg, 1);
 431         ucontrol->value.integer.value[0] = (reg & CS8427_UNLOCK) ? 1 : 0;
 432         return 0;
 433 }
 434
 435 static struct snd_kcontrol_new snd_ice1712_delta1010lt_wordclock_status __devinitdata =
 436 {
 437         .access =       (SNDRV_CTL_ELEM_ACCESS_READ),
 438         .iface =        SNDRV_CTL_ELEM_IFACE_MIXER,
 439         .name =         "Word Clock Status",
 440         .info =         snd_ice1712_delta1010lt_wordclock_status_info,
 441         .get =          snd_ice1712_delta1010lt_wordclock_status_get,
 442 };
 443
 444 /*
 445  * initialize the chips on M-Audio cards
 446  */
 447
 448 static struct snd_akm4xxx akm_audiophile __devinitdata = {
 449         .type = SND_AK4528,
 450         .num_adcs = 2,
 451         .num_dacs = 2,
 452         .ops = {
 453                 .set_rate_val = delta_ak4524_set_rate_val
 454         }
 455 };
 456
 457 static struct snd_ak4xxx_private akm_audiophile_priv __devinitdata = {
 458         .caddr = 2,
 459         .cif = 0,
 460         .data_mask = ICE1712_DELTA_AP_DOUT,
 461         .clk_mask = ICE1712_DELTA_AP_CCLK,
 462         .cs_mask = ICE1712_DELTA_AP_CS_CODEC,
 463         .cs_addr = ICE1712_DELTA_AP_CS_CODEC,
 464         .cs_none = 0,
 465         .add_flags = ICE1712_DELTA_AP_CS_DIGITAL,
 466         .mask_flags = 0,
 467 };
 468
 469 static struct snd_akm4xxx akm_delta410 __devinitdata = {
 470         .type = SND_AK4529,
 471         .num_adcs = 2,
 472         .num_dacs = 8,
 473         .ops = {
 474                 .set_rate_val = delta_ak4524_set_rate_val
 475         }
 476 };
 477
 478 static struct snd_ak4xxx_private akm_delta410_priv __devinitdata = {
 479         .caddr = 0,
 480         .cif = 0,
 481         .data_mask = ICE1712_DELTA_AP_DOUT,
 482         .clk_mask = ICE1712_DELTA_AP_CCLK,
 483         .cs_mask = ICE1712_DELTA_AP_CS_CODEC,
 484         .cs_addr = ICE1712_DELTA_AP_CS_CODEC,
 485         .cs_none = 0,
 486         .add_flags = ICE1712_DELTA_AP_CS_DIGITAL,
 487         .mask_flags = 0,
 488 };
 489
 490 static struct snd_akm4xxx akm_delta1010lt __devinitdata = {
 491         .type = SND_AK4524,
 492         .num_adcs = 8,
 493         .num_dacs = 8,
 494         .ops = {
 495                 .lock = delta1010lt_ak4524_lock,
 496                 .set_rate_val = delta_ak4524_set_rate_val
 497         }
 498 };
 499
 500 static struct snd_ak4xxx_private akm_delta1010lt_priv __devinitdata = {
 501         .caddr = 2,
 502         .cif = 0, /* the default level of the CIF pin from AK4524 */
 503         .data_mask = ICE1712_DELTA_1010LT_DOUT,
 504         .clk_mask = ICE1712_DELTA_1010LT_CCLK,
 505         .cs_mask = 0,
 506         .cs_addr = 0, /* set later */
 507         .cs_none = ICE1712_DELTA_1010LT_CS_NONE,
 508         .add_flags = 0,
 509         .mask_flags = 0,
 510 };
 511
 512 static struct snd_akm4xxx akm_delta66e __devinitdata = {
 513         .type = SND_AK4524,
 514         .num_adcs = 4,
 515         .num_dacs = 4,
 516         .ops = {
 517                 .lock = delta66e_ak4524_lock,
 518                 .set_rate_val = delta_ak4524_set_rate_val
 519         }
 520 };
 521
 522 static struct snd_ak4xxx_private akm_delta66e_priv __devinitdata = {
 523         .caddr = 2,
 524         .cif = 0, /* the default level of the CIF pin from AK4524 */
 525         .data_mask = ICE1712_DELTA_66E_DOUT,
 526         .clk_mask = ICE1712_DELTA_66E_CCLK,
 527         .cs_mask = 0,
 528         .cs_addr = 0, /* set later */
 529         .cs_none = 0,
 530         .add_flags = 0,
 531         .mask_flags = 0,
 532 };
 533
 534
 535 static struct snd_akm4xxx akm_delta44 __devinitdata = {
 536         .type = SND_AK4524,
 537         .num_adcs = 4,
 538         .num_dacs = 4,
 539         .ops = {
 540                 .lock = delta_ak4524_lock,
 541                 .set_rate_val = delta_ak4524_set_rate_val
 542         }
 543 };
 544
 545 static struct snd_ak4xxx_private akm_delta44_priv __devinitdata = {
 546         .caddr = 2,
 547         .cif = 0, /* the default level of the CIF pin from AK4524 */
 548         .data_mask = ICE1712_DELTA_CODEC_SERIAL_DATA,
 549         .clk_mask = ICE1712_DELTA_CODEC_SERIAL_CLOCK,
 550         .cs_mask = 0,
 551         .cs_addr = 0, /* set later */
 552         .cs_none = 0,
 553         .add_flags = 0,
 554         .mask_flags = 0,
 555 };
 556
 557 static struct snd_akm4xxx akm_vx442 __devinitdata = {
 558         .type = SND_AK4524,
 559         .num_adcs = 4,
 560         .num_dacs = 4,
 561         .ops = {
 562                 .lock = vx442_ak4524_lock,
 563                 .set_rate_val = vx442_ak4524_set_rate_val
 564         }
 565 };
 566
 567 static struct snd_ak4xxx_private akm_vx442_priv __devinitdata = {
 568         .caddr = 2,
 569         .cif = 0,
 570         .data_mask = ICE1712_VX442_DOUT,
 571         .clk_mask = ICE1712_VX442_CCLK,
 572         .cs_mask = 0,
 573         .cs_addr = 0, /* set later */
 574         .cs_none = 0,
 575         .add_flags = 0,
 576         .mask_flags = 0,
 577 };
 578
 579 static int __devinit snd_ice1712_delta_init(struct snd_ice1712 *ice)
 580 {
 581         int err;
 582         struct snd_akm4xxx *ak;
 583         unsigned char tmp;
 584
 585         if (ice->eeprom.subvendor == ICE1712_SUBDEVICE_DELTA1010 &&
 586             ice->eeprom.gpiodir == 0x7b)
 587                 ice->eeprom.subvendor = ICE1712_SUBDEVICE_DELTA1010E;
 588
 589         if (ice->eeprom.subvendor == ICE1712_SUBDEVICE_DELTA66 &&
 590             ice->eeprom.gpiodir == 0xfb)
 591                 ice->eeprom.subvendor = ICE1712_SUBDEVICE_DELTA66E;
 592
 593         /* determine I2C, DACs and ADCs */
 594         switch (ice->eeprom.subvendor) {
 595         case ICE1712_SUBDEVICE_AUDIOPHILE:
 596                 ice->num_total_dacs = 2;
 597                 ice->num_total_adcs = 2;
 598                 break;
 599         case ICE1712_SUBDEVICE_DELTA410:
 600                 ice->num_total_dacs = 8;
 601                 ice->num_total_adcs = 2;
 602                 break;
 603         case ICE1712_SUBDEVICE_DELTA44:
 604         case ICE1712_SUBDEVICE_DELTA66:
 605                 ice->num_total_dacs = ice->omni ? 8 : 4;
 606                 ice->num_total_adcs = ice->omni ? 8 : 4;
 607                 break;
 608         case ICE1712_SUBDEVICE_DELTA1010:
 609         case ICE1712_SUBDEVICE_DELTA1010E:
 610         case ICE1712_SUBDEVICE_DELTA1010LT:
 611         case ICE1712_SUBDEVICE_MEDIASTATION:
 612         case ICE1712_SUBDEVICE_EDIROLDA2496:
 613                 ice->num_total_dacs = 8;
 614                 ice->num_total_adcs = 8;
 615                 break;
 616         case ICE1712_SUBDEVICE_DELTADIO2496:
 617                 ice->num_total_dacs = 4;        /* two AK4324 codecs */
 618                 break;
 619         case ICE1712_SUBDEVICE_VX442:
 620         case ICE1712_SUBDEVICE_DELTA66E:        /* omni not suported yet */
 621                 ice->num_total_dacs = 4;
 622                 ice->num_total_adcs = 4;
 623                 break;
 624         }
 625
 626         /* initialize the SPI clock to high */
 627         tmp = snd_ice1712_read(ice, ICE1712_IREG_GPIO_DATA);
 628         tmp |= ICE1712_DELTA_AP_CCLK;
 629         snd_ice1712_write(ice, ICE1712_IREG_GPIO_DATA, tmp);
 630         udelay(5);
 631
 632         /* initialize spdif */
 633         switch (ice->eeprom.subvendor) {
 634         case ICE1712_SUBDEVICE_AUDIOPHILE:
 635         case ICE1712_SUBDEVICE_DELTA410:
 636         case ICE1712_SUBDEVICE_DELTA1010E:
 637         case ICE1712_SUBDEVICE_DELTA1010LT:
 638         case ICE1712_SUBDEVICE_VX442:
 639         case ICE1712_SUBDEVICE_DELTA66E:
 640                 if ((err = snd_i2c_bus_create(ice->card, "ICE1712 GPIO 1", NULL, &ice->i2c)) < 0) {
 641                         snd_printk(KERN_ERR "unable to create I2C bus\n");
 642                         return err;
 643                 }
 644                 ice->i2c->private_data = ice;
 645                 ice->i2c->ops = &ap_cs8427_i2c_ops;
 646                 if ((err = snd_ice1712_init_cs8427(ice, CS8427_BASE_ADDR)) < 0)
 647                         return err;
 648                 break;
 649         case ICE1712_SUBDEVICE_DELTA1010:
 650         case ICE1712_SUBDEVICE_MEDIASTATION:
 651                 ice->gpio.set_pro_rate = delta_1010_set_rate_val;
 652                 break;
 653         case ICE1712_SUBDEVICE_DELTADIO2496:
 654                 ice->gpio.set_pro_rate = delta_1010_set_rate_val;
 655                 /* fall thru */
 656         case ICE1712_SUBDEVICE_DELTA66:
 657                 ice->spdif.ops.open = delta_open_spdif;
 658                 ice->spdif.ops.setup_rate = delta_setup_spdif;
 659                 ice->spdif.ops.default_get = delta_spdif_default_get;
 660                 ice->spdif.ops.default_put = delta_spdif_default_put;
 661                 ice->spdif.ops.stream_get = delta_spdif_stream_get;
 662                 ice->spdif.ops.stream_put = delta_spdif_stream_put;
 663                 /* Set spdif defaults */
 664                 snd_ice1712_delta_cs8403_spdif_write(ice, ice->spdif.cs8403_bits);
 665                 break;
 666         }
 667
 668         /* no analog? */
 669         switch (ice->eeprom.subvendor) {
 670         case ICE1712_SUBDEVICE_DELTA1010:
 671         case ICE1712_SUBDEVICE_DELTA1010E:
 672         case ICE1712_SUBDEVICE_DELTADIO2496:
 673         case ICE1712_SUBDEVICE_MEDIASTATION:
 674                 return 0;
 675         }
 676
 677         /* second stage of initialization, analog parts and others */
 678         ak = ice->akm = kmalloc(sizeof(struct snd_akm4xxx), GFP_KERNEL);
 679         if (! ak)
 680                 return -ENOMEM;
 681         ice->akm_codecs = 1;
 682
 683         switch (ice->eeprom.subvendor) {
 684         case ICE1712_SUBDEVICE_AUDIOPHILE:
 685                 err = snd_ice1712_akm4xxx_init(ak, &akm_audiophile, &akm_audiophile_priv, ice);
 686                 break;
 687         case ICE1712_SUBDEVICE_DELTA410:
 688                 err = snd_ice1712_akm4xxx_init(ak, &akm_delta410, &akm_delta410_priv, ice);
 689                 break;
 690         case ICE1712_SUBDEVICE_DELTA1010LT:
 691         case ICE1712_SUBDEVICE_EDIROLDA2496:
 692                 err = snd_ice1712_akm4xxx_init(ak, &akm_delta1010lt, &akm_delta1010lt_priv, ice);
 693                 break;
 694         case ICE1712_SUBDEVICE_DELTA66:
 695         case ICE1712_SUBDEVICE_DELTA44:
 696                 err = snd_ice1712_akm4xxx_init(ak, &akm_delta44, &akm_delta44_priv, ice);
 697                 break;
 698         case ICE1712_SUBDEVICE_VX442:
 699                 err = snd_ice1712_akm4xxx_init(ak, &akm_vx442, &akm_vx442_priv, ice);
 700                 break;
 701         case ICE1712_SUBDEVICE_DELTA66E:
 702                 err = snd_ice1712_akm4xxx_init(ak, &akm_delta66e, &akm_delta66e_priv, ice);
 703                 break;
 704         default:
 705                 snd_BUG();
 706                 return -EINVAL;
 707         }
 708
 709         return err;
 710 }
 711
 712
 713 /*
 714  * additional controls for M-Audio cards
 715  */
 716
 717 static struct snd_kcontrol_new snd_ice1712_delta1010_wordclock_select __devinitdata =
 718 ICE1712_GPIO(SNDRV_CTL_ELEM_IFACE_MIXER, "Word Clock Sync", 0, ICE1712_DELTA_WORD_CLOCK_SELECT, 1, 0);
 719 static struct snd_kcontrol_new snd_ice1712_delta1010lt_wordclock_select __devinitdata =
 720 ICE1712_GPIO(SNDRV_CTL_ELEM_IFACE_MIXER, "Word Clock Sync", 0, ICE1712_DELTA_1010LT_WORDCLOCK, 0, 0);
 721 static struct snd_kcontrol_new snd_ice1712_delta1010_wordclock_status __devinitdata =
 722 ICE1712_GPIO(SNDRV_CTL_ELEM_IFACE_MIXER, "Word Clock Status", 0, ICE1712_DELTA_WORD_CLOCK_STATUS, 1, SNDRV_CTL_ELEM_ACCESS_READ | SNDRV_CTL_ELEM_ACCESS_VOLATILE);
 723 static struct snd_kcontrol_new snd_ice1712_deltadio2496_spdif_in_select __devinitdata =
 724 ICE1712_GPIO(SNDRV_CTL_ELEM_IFACE_MIXER, "IEC958 Input Optical", 0, ICE1712_DELTA_SPDIF_INPUT_SELECT, 0, 0);
 725 static struct snd_kcontrol_new snd_ice1712_delta_spdif_in_status __devinitdata =
 726 ICE1712_GPIO(SNDRV_CTL_ELEM_IFACE_MIXER, "Delta IEC958 Input Status", 0, ICE1712_DELTA_SPDIF_IN_STAT, 1, SNDRV_CTL_ELEM_ACCESS_READ | SNDRV_CTL_ELEM_ACCESS_VOLATILE);
 727
 728
 729 static int __devinit snd_ice1712_delta_add_controls(struct snd_ice1712 *ice)
 730 {
 731         int err;
 732
 733         /* 1010 and dio specific controls */
 734         switch (ice->eeprom.subvendor) {
 735         case ICE1712_SUBDEVICE_DELTA1010:
 736         case ICE1712_SUBDEVICE_MEDIASTATION:
 737                 err = snd_ctl_add(ice->card, snd_ctl_new1(&snd_ice1712_delta1010_wordclock_select, ice));
 738                 if (err < 0)
 739                         return err;
 740                 err = snd_ctl_add(ice->card, snd_ctl_new1(&snd_ice1712_delta1010_wordclock_status, ice));
 741                 if (err < 0)
 742                         return err;
 743                 break;
 744         case ICE1712_SUBDEVICE_DELTADIO2496:
 745                 err = snd_ctl_add(ice->card, snd_ctl_new1(&snd_ice1712_deltadio2496_spdif_in_select, ice));
 746                 if (err < 0)
 747                         return err;
 748                 break;
 749         case ICE1712_SUBDEVICE_DELTA1010E:
 750         case ICE1712_SUBDEVICE_DELTA1010LT:
 751                 err = snd_ctl_add(ice->card, snd_ctl_new1(&snd_ice1712_delta1010lt_wordclock_select, ice));
 752                 if (err < 0)
 753                         return err;
 754                 err = snd_ctl_add(ice->card, snd_ctl_new1(&snd_ice1712_delta1010lt_wordclock_status, ice));
 755                 if (err < 0)
 756                         return err;
 757                 break;
 758         }
 759
 760         /* normal spdif controls */
 761         switch (ice->eeprom.subvendor) {
 762         case ICE1712_SUBDEVICE_DELTA1010:
 763         case ICE1712_SUBDEVICE_DELTADIO2496:
 764         case ICE1712_SUBDEVICE_DELTA66:
 765         case ICE1712_SUBDEVICE_MEDIASTATION:
 766                 err = snd_ice1712_spdif_build_controls(ice);
 767                 if (err < 0)
 768                         return err;
 769                 break;
 770         }
 771
 772         /* spdif status in */
 773         switch (ice->eeprom.subvendor) {
 774         case ICE1712_SUBDEVICE_DELTA1010:
 775         case ICE1712_SUBDEVICE_DELTADIO2496:
 776         case ICE1712_SUBDEVICE_DELTA66:
 777         case ICE1712_SUBDEVICE_MEDIASTATION:
 778                 err = snd_ctl_add(ice->card, snd_ctl_new1(&snd_ice1712_delta_spdif_in_status, ice));
 779                 if (err < 0)
 780                         return err;
 781                 break;
 782         }
 783
 784         /* ak4524 controls */
 785         switch (ice->eeprom.subvendor) {
 786         case ICE1712_SUBDEVICE_DELTA1010LT:
 787         case ICE1712_SUBDEVICE_AUDIOPHILE:
 788         case ICE1712_SUBDEVICE_DELTA410:
 789         case ICE1712_SUBDEVICE_DELTA44:
 790         case ICE1712_SUBDEVICE_DELTA66:
 791         case ICE1712_SUBDEVICE_VX442:
 792         case ICE1712_SUBDEVICE_DELTA66E:
 793         case ICE1712_SUBDEVICE_EDIROLDA2496:
 794                 err = snd_ice1712_akm4xxx_build_controls(ice);
 795                 if (err < 0)
 796                         return err;
 797                 break;
 798         }
 799
 800         return 0;
 801 }
 802
 803
 804 /* entry point */
 805 struct snd_ice1712_card_info snd_ice1712_delta_cards[] __devinitdata = {
 806         {
 807                 .subvendor = ICE1712_SUBDEVICE_DELTA1010,
 808                 .name = "M Audio Delta 1010",
 809                 .model = "delta1010",
 810                 .chip_init = snd_ice1712_delta_init,
 811                 .build_controls = snd_ice1712_delta_add_controls,
 812         },
 813         {
 814                 .subvendor = ICE1712_SUBDEVICE_DELTADIO2496,
 815                 .name = "M Audio Delta DiO 2496",
 816                 .model = "dio2496",
 817                 .chip_init = snd_ice1712_delta_init,
 818                 .build_controls = snd_ice1712_delta_add_controls,
 819                 .no_mpu401 = 1,
 820         },
 821         {
 822                 .subvendor = ICE1712_SUBDEVICE_DELTA66,
 823                 .name = "M Audio Delta 66",
 824                 .model = "delta66",
 825                 .chip_init = snd_ice1712_delta_init,
 826                 .build_controls = snd_ice1712_delta_add_controls,
 827                 .no_mpu401 = 1,
 828         },
 829         {
 830                 .subvendor = ICE1712_SUBDEVICE_DELTA44,
 831                 .name = "M Audio Delta 44",
 832                 .model = "delta44",
 833                 .chip_init = snd_ice1712_delta_init,
 834                 .build_controls = snd_ice1712_delta_add_controls,
 835                 .no_mpu401 = 1,
 836         },
 837         {
 838                 .subvendor = ICE1712_SUBDEVICE_AUDIOPHILE,
 839                 .name = "M Audio Audiophile 24/96",
 840                 .model = "audiophile",
 841                 .chip_init = snd_ice1712_delta_init,
 842                 .build_controls = snd_ice1712_delta_add_controls,
 843         },
 844         {
 845                 .subvendor = ICE1712_SUBDEVICE_DELTA410,
 846                 .name = "M Audio Delta 410",
 847                 .model = "delta410",
 848                 .chip_init = snd_ice1712_delta_init,
 849                 .build_controls = snd_ice1712_delta_add_controls,
 850         },
 851         {
 852                 .subvendor = ICE1712_SUBDEVICE_DELTA1010LT,
 853                 .name = "M Audio Delta 1010LT",
 854                 .model = "delta1010lt",
 855                 .chip_init = snd_ice1712_delta_init,
 856                 .build_controls = snd_ice1712_delta_add_controls,
 857         },
 858         {
 859                 .subvendor = ICE1712_SUBDEVICE_VX442,
 860                 .name = "Digigram VX442",
 861                 .model = "vx442",
 862                 .chip_init = snd_ice1712_delta_init,
 863                 .build_controls = snd_ice1712_delta_add_controls,
 864                 .no_mpu401 = 1,
 865         },
 866         {
 867                 .subvendor = ICE1712_SUBDEVICE_MEDIASTATION,
 868                 .name = "Lionstracs Mediastation",
 869                 .model = "mediastation",
 870                 .chip_init = snd_ice1712_delta_init,
 871                 .build_controls = snd_ice1712_delta_add_controls,
 872         },
 873         {
 874                 .subvendor = ICE1712_SUBDEVICE_EDIROLDA2496,
 875                 .name = "Edirol DA2496",
 876                 .model = "da2496",
 877                 .chip_init = snd_ice1712_delta_init,
 878                 .build_controls = snd_ice1712_delta_add_controls,
 879         },
 880         { } /* terminator */
 881 };