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