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                 dev_err(ice->card->dev,
 429                         "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 =
 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 = {
 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 = {
 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 = {
 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 = {
 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 = {
 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 = {
 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 = {
 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 = {
 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 = {
 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 = {
 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 = {
 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 = {
 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 #ifdef CONFIG_PM_SLEEP
 580 static int snd_ice1712_delta_resume(struct snd_ice1712 *ice)
 581 {
 582         unsigned char akm_img_bak[AK4XXX_IMAGE_SIZE];
 583         unsigned char akm_vol_bak[AK4XXX_IMAGE_SIZE];
 584
 585         /* init spdif */
 586         switch (ice->eeprom.subvendor) {
 587         case ICE1712_SUBDEVICE_AUDIOPHILE:
 588         case ICE1712_SUBDEVICE_DELTA410:
 589         case ICE1712_SUBDEVICE_DELTA1010E:
 590         case ICE1712_SUBDEVICE_DELTA1010LT:
 591         case ICE1712_SUBDEVICE_VX442:
 592         case ICE1712_SUBDEVICE_DELTA66E:
 593                 snd_cs8427_init(ice->i2c, ice->cs8427);
 594                 break;
 595         case ICE1712_SUBDEVICE_DELTA1010:
 596         case ICE1712_SUBDEVICE_MEDIASTATION:
 597                 /* nothing */
 598                 break;
 599         case ICE1712_SUBDEVICE_DELTADIO2496:
 600         case ICE1712_SUBDEVICE_DELTA66:
 601                 /* Set spdif defaults */
 602                 snd_ice1712_delta_cs8403_spdif_write(ice, ice->spdif.cs8403_bits);
 603                 break;
 604         }
 605
 606         /* init codec and restore registers */
 607         if (ice->akm_codecs) {
 608                 memcpy(akm_img_bak, ice->akm->images, sizeof(akm_img_bak));
 609                 memcpy(akm_vol_bak, ice->akm->volumes, sizeof(akm_vol_bak));
 610                 snd_akm4xxx_init(ice->akm);
 611                 memcpy(ice->akm->images, akm_img_bak, sizeof(akm_img_bak));
 612                 memcpy(ice->akm->volumes, akm_vol_bak, sizeof(akm_vol_bak));
 613                 snd_akm4xxx_reset(ice->akm, 0);
 614         }
 615
 616         return 0;
 617 }
 618
 619 static int snd_ice1712_delta_suspend(struct snd_ice1712 *ice)
 620 {
 621         if (ice->akm_codecs) /* reset & mute codec */
 622                 snd_akm4xxx_reset(ice->akm, 1);
 623
 624         return 0;
 625 }
 626 #endif
 627
 628 static int snd_ice1712_delta_init(struct snd_ice1712 *ice)
 629 {
 630         int err;
 631         struct snd_akm4xxx *ak;
 632         unsigned char tmp;
 633
 634         if (ice->eeprom.subvendor == ICE1712_SUBDEVICE_DELTA1010 &&
 635             ice->eeprom.gpiodir == 0x7b)
 636                 ice->eeprom.subvendor = ICE1712_SUBDEVICE_DELTA1010E;
 637
 638         if (ice->eeprom.subvendor == ICE1712_SUBDEVICE_DELTA66 &&
 639             ice->eeprom.gpiodir == 0xfb)
 640                 ice->eeprom.subvendor = ICE1712_SUBDEVICE_DELTA66E;
 641
 642         /* determine I2C, DACs and ADCs */
 643         switch (ice->eeprom.subvendor) {
 644         case ICE1712_SUBDEVICE_AUDIOPHILE:
 645                 ice->num_total_dacs = 2;
 646                 ice->num_total_adcs = 2;
 647                 break;
 648         case ICE1712_SUBDEVICE_DELTA410:
 649                 ice->num_total_dacs = 8;
 650                 ice->num_total_adcs = 2;
 651                 break;
 652         case ICE1712_SUBDEVICE_DELTA44:
 653         case ICE1712_SUBDEVICE_DELTA66:
 654                 ice->num_total_dacs = ice->omni ? 8 : 4;
 655                 ice->num_total_adcs = ice->omni ? 8 : 4;
 656                 break;
 657         case ICE1712_SUBDEVICE_DELTA1010:
 658         case ICE1712_SUBDEVICE_DELTA1010E:
 659         case ICE1712_SUBDEVICE_DELTA1010LT:
 660         case ICE1712_SUBDEVICE_MEDIASTATION:
 661         case ICE1712_SUBDEVICE_EDIROLDA2496:
 662                 ice->num_total_dacs = 8;
 663                 ice->num_total_adcs = 8;
 664                 break;
 665         case ICE1712_SUBDEVICE_DELTADIO2496:
 666                 ice->num_total_dacs = 4;        /* two AK4324 codecs */
 667                 break;
 668         case ICE1712_SUBDEVICE_VX442:
 669         case ICE1712_SUBDEVICE_DELTA66E:        /* omni not supported yet */
 670                 ice->num_total_dacs = 4;
 671                 ice->num_total_adcs = 4;
 672                 break;
 673         }
 674 #ifdef CONFIG_PM_SLEEP
 675         ice->pm_resume = snd_ice1712_delta_resume;
 676         ice->pm_suspend = snd_ice1712_delta_suspend;
 677         ice->pm_suspend_enabled = 1;
 678 #endif
 679         /* initialize the SPI clock to high */
 680         tmp = snd_ice1712_read(ice, ICE1712_IREG_GPIO_DATA);
 681         tmp |= ICE1712_DELTA_AP_CCLK;
 682         snd_ice1712_write(ice, ICE1712_IREG_GPIO_DATA, tmp);
 683         udelay(5);
 684
 685         /* initialize spdif */
 686         switch (ice->eeprom.subvendor) {
 687         case ICE1712_SUBDEVICE_AUDIOPHILE:
 688         case ICE1712_SUBDEVICE_DELTA410:
 689         case ICE1712_SUBDEVICE_DELTA1010E:
 690         case ICE1712_SUBDEVICE_DELTA1010LT:
 691         case ICE1712_SUBDEVICE_VX442:
 692         case ICE1712_SUBDEVICE_DELTA66E:
 693                 if ((err = snd_i2c_bus_create(ice->card, "ICE1712 GPIO 1", NULL, &ice->i2c)) < 0) {
 694                         dev_err(ice->card->dev, "unable to create I2C bus\n");
 695                         return err;
 696                 }
 697                 ice->i2c->private_data = ice;
 698                 ice->i2c->ops = &ap_cs8427_i2c_ops;
 699                 if ((err = snd_ice1712_init_cs8427(ice, CS8427_BASE_ADDR)) < 0)
 700                         return err;
 701                 break;
 702         case ICE1712_SUBDEVICE_DELTA1010:
 703         case ICE1712_SUBDEVICE_MEDIASTATION:
 704                 ice->gpio.set_pro_rate = delta_1010_set_rate_val;
 705                 break;
 706         case ICE1712_SUBDEVICE_DELTADIO2496:
 707                 ice->gpio.set_pro_rate = delta_1010_set_rate_val;
 708                 /* fall thru */
 709         case ICE1712_SUBDEVICE_DELTA66:
 710                 ice->spdif.ops.open = delta_open_spdif;
 711                 ice->spdif.ops.setup_rate = delta_setup_spdif;
 712                 ice->spdif.ops.default_get = delta_spdif_default_get;
 713                 ice->spdif.ops.default_put = delta_spdif_default_put;
 714                 ice->spdif.ops.stream_get = delta_spdif_stream_get;
 715                 ice->spdif.ops.stream_put = delta_spdif_stream_put;
 716                 /* Set spdif defaults */
 717                 snd_ice1712_delta_cs8403_spdif_write(ice, ice->spdif.cs8403_bits);
 718                 break;
 719         }
 720
 721         /* no analog? */
 722         switch (ice->eeprom.subvendor) {
 723         case ICE1712_SUBDEVICE_DELTA1010:
 724         case ICE1712_SUBDEVICE_DELTA1010E:
 725         case ICE1712_SUBDEVICE_DELTADIO2496:
 726         case ICE1712_SUBDEVICE_MEDIASTATION:
 727                 return 0;
 728         }
 729
 730         /* second stage of initialization, analog parts and others */
 731         ak = ice->akm = kmalloc(sizeof(struct snd_akm4xxx), GFP_KERNEL);
 732         if (! ak)
 733                 return -ENOMEM;
 734         ice->akm_codecs = 1;
 735
 736         switch (ice->eeprom.subvendor) {
 737         case ICE1712_SUBDEVICE_AUDIOPHILE:
 738                 err = snd_ice1712_akm4xxx_init(ak, &akm_audiophile, &akm_audiophile_priv, ice);
 739                 break;
 740         case ICE1712_SUBDEVICE_DELTA410:
 741                 err = snd_ice1712_akm4xxx_init(ak, &akm_delta410, &akm_delta410_priv, ice);
 742                 break;
 743         case ICE1712_SUBDEVICE_DELTA1010LT:
 744         case ICE1712_SUBDEVICE_EDIROLDA2496:
 745                 err = snd_ice1712_akm4xxx_init(ak, &akm_delta1010lt, &akm_delta1010lt_priv, ice);
 746                 break;
 747         case ICE1712_SUBDEVICE_DELTA66:
 748         case ICE1712_SUBDEVICE_DELTA44:
 749                 err = snd_ice1712_akm4xxx_init(ak, &akm_delta44, &akm_delta44_priv, ice);
 750                 break;
 751         case ICE1712_SUBDEVICE_VX442:
 752                 err = snd_ice1712_akm4xxx_init(ak, &akm_vx442, &akm_vx442_priv, ice);
 753                 break;
 754         case ICE1712_SUBDEVICE_DELTA66E:
 755                 err = snd_ice1712_akm4xxx_init(ak, &akm_delta66e, &akm_delta66e_priv, ice);
 756                 break;
 757         default:
 758                 snd_BUG();
 759                 return -EINVAL;
 760         }
 761
 762         return err;
 763 }
 764
 765
 766 /*
 767  * additional controls for M-Audio cards
 768  */
 769
 770 static struct snd_kcontrol_new snd_ice1712_delta1010_wordclock_select =
 771 ICE1712_GPIO(SNDRV_CTL_ELEM_IFACE_MIXER, "Word Clock Sync", 0, ICE1712_DELTA_WORD_CLOCK_SELECT, 1, 0);
 772 static struct snd_kcontrol_new snd_ice1712_delta1010lt_wordclock_select =
 773 ICE1712_GPIO(SNDRV_CTL_ELEM_IFACE_MIXER, "Word Clock Sync", 0, ICE1712_DELTA_1010LT_WORDCLOCK, 0, 0);
 774 static struct snd_kcontrol_new snd_ice1712_delta1010_wordclock_status =
 775 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);
 776 static struct snd_kcontrol_new snd_ice1712_deltadio2496_spdif_in_select =
 777 ICE1712_GPIO(SNDRV_CTL_ELEM_IFACE_MIXER, "IEC958 Input Optical", 0, ICE1712_DELTA_SPDIF_INPUT_SELECT, 0, 0);
 778 static struct snd_kcontrol_new snd_ice1712_delta_spdif_in_status =
 779 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);
 780
 781
 782 static int snd_ice1712_delta_add_controls(struct snd_ice1712 *ice)
 783 {
 784         int err;
 785
 786         /* 1010 and dio specific controls */
 787         switch (ice->eeprom.subvendor) {
 788         case ICE1712_SUBDEVICE_DELTA1010:
 789         case ICE1712_SUBDEVICE_MEDIASTATION:
 790                 err = snd_ctl_add(ice->card, snd_ctl_new1(&snd_ice1712_delta1010_wordclock_select, ice));
 791                 if (err < 0)
 792                         return err;
 793                 err = snd_ctl_add(ice->card, snd_ctl_new1(&snd_ice1712_delta1010_wordclock_status, ice));
 794                 if (err < 0)
 795                         return err;
 796                 break;
 797         case ICE1712_SUBDEVICE_DELTADIO2496:
 798                 err = snd_ctl_add(ice->card, snd_ctl_new1(&snd_ice1712_deltadio2496_spdif_in_select, ice));
 799                 if (err < 0)
 800                         return err;
 801                 break;
 802         case ICE1712_SUBDEVICE_DELTA1010E:
 803         case ICE1712_SUBDEVICE_DELTA1010LT:
 804                 err = snd_ctl_add(ice->card, snd_ctl_new1(&snd_ice1712_delta1010lt_wordclock_select, ice));
 805                 if (err < 0)
 806                         return err;
 807                 err = snd_ctl_add(ice->card, snd_ctl_new1(&snd_ice1712_delta1010lt_wordclock_status, ice));
 808                 if (err < 0)
 809                         return err;
 810                 break;
 811         }
 812
 813         /* normal spdif controls */
 814         switch (ice->eeprom.subvendor) {
 815         case ICE1712_SUBDEVICE_DELTA1010:
 816         case ICE1712_SUBDEVICE_DELTADIO2496:
 817         case ICE1712_SUBDEVICE_DELTA66:
 818         case ICE1712_SUBDEVICE_MEDIASTATION:
 819                 err = snd_ice1712_spdif_build_controls(ice);
 820                 if (err < 0)
 821                         return err;
 822                 break;
 823         }
 824
 825         /* spdif status in */
 826         switch (ice->eeprom.subvendor) {
 827         case ICE1712_SUBDEVICE_DELTA1010:
 828         case ICE1712_SUBDEVICE_DELTADIO2496:
 829         case ICE1712_SUBDEVICE_DELTA66:
 830         case ICE1712_SUBDEVICE_MEDIASTATION:
 831                 err = snd_ctl_add(ice->card, snd_ctl_new1(&snd_ice1712_delta_spdif_in_status, ice));
 832                 if (err < 0)
 833                         return err;
 834                 break;
 835         }
 836
 837         /* ak4524 controls */
 838         switch (ice->eeprom.subvendor) {
 839         case ICE1712_SUBDEVICE_DELTA1010LT:
 840         case ICE1712_SUBDEVICE_AUDIOPHILE:
 841         case ICE1712_SUBDEVICE_DELTA410:
 842         case ICE1712_SUBDEVICE_DELTA44:
 843         case ICE1712_SUBDEVICE_DELTA66:
 844         case ICE1712_SUBDEVICE_VX442:
 845         case ICE1712_SUBDEVICE_DELTA66E:
 846         case ICE1712_SUBDEVICE_EDIROLDA2496:
 847                 err = snd_ice1712_akm4xxx_build_controls(ice);
 848                 if (err < 0)
 849                         return err;
 850                 break;
 851         }
 852
 853         return 0;
 854 }
 855
 856
 857 /* entry point */
 858 struct snd_ice1712_card_info snd_ice1712_delta_cards[] = {
 859         {
 860                 .subvendor = ICE1712_SUBDEVICE_DELTA1010,
 861                 .name = "M Audio Delta 1010",
 862                 .model = "delta1010",
 863                 .chip_init = snd_ice1712_delta_init,
 864                 .build_controls = snd_ice1712_delta_add_controls,
 865         },
 866         {
 867                 .subvendor = ICE1712_SUBDEVICE_DELTADIO2496,
 868                 .name = "M Audio Delta DiO 2496",
 869                 .model = "dio2496",
 870                 .chip_init = snd_ice1712_delta_init,
 871                 .build_controls = snd_ice1712_delta_add_controls,
 872                 .no_mpu401 = 1,
 873         },
 874         {
 875                 .subvendor = ICE1712_SUBDEVICE_DELTA66,
 876                 .name = "M Audio Delta 66",
 877                 .model = "delta66",
 878                 .chip_init = snd_ice1712_delta_init,
 879                 .build_controls = snd_ice1712_delta_add_controls,
 880                 .no_mpu401 = 1,
 881         },
 882         {
 883                 .subvendor = ICE1712_SUBDEVICE_DELTA44,
 884                 .name = "M Audio Delta 44",
 885                 .model = "delta44",
 886                 .chip_init = snd_ice1712_delta_init,
 887                 .build_controls = snd_ice1712_delta_add_controls,
 888                 .no_mpu401 = 1,
 889         },
 890         {
 891                 .subvendor = ICE1712_SUBDEVICE_AUDIOPHILE,
 892                 .name = "M Audio Audiophile 24/96",
 893                 .model = "audiophile",
 894                 .chip_init = snd_ice1712_delta_init,
 895                 .build_controls = snd_ice1712_delta_add_controls,
 896         },
 897         {
 898                 .subvendor = ICE1712_SUBDEVICE_DELTA410,
 899                 .name = "M Audio Delta 410",
 900                 .model = "delta410",
 901                 .chip_init = snd_ice1712_delta_init,
 902                 .build_controls = snd_ice1712_delta_add_controls,
 903         },
 904         {
 905                 .subvendor = ICE1712_SUBDEVICE_DELTA1010LT,
 906                 .name = "M Audio Delta 1010LT",
 907                 .model = "delta1010lt",
 908                 .chip_init = snd_ice1712_delta_init,
 909                 .build_controls = snd_ice1712_delta_add_controls,
 910         },
 911         {
 912                 .subvendor = ICE1712_SUBDEVICE_VX442,
 913                 .name = "Digigram VX442",
 914                 .model = "vx442",
 915                 .chip_init = snd_ice1712_delta_init,
 916                 .build_controls = snd_ice1712_delta_add_controls,
 917                 .no_mpu401 = 1,
 918         },
 919         {
 920                 .subvendor = ICE1712_SUBDEVICE_MEDIASTATION,
 921                 .name = "Lionstracs Mediastation",
 922                 .model = "mediastation",
 923                 .chip_init = snd_ice1712_delta_init,
 924                 .build_controls = snd_ice1712_delta_add_controls,
 925         },
 926         {
 927                 .subvendor = ICE1712_SUBDEVICE_EDIROLDA2496,
 928                 .name = "Edirol DA2496",
 929                 .model = "da2496",
 930                 .chip_init = snd_ice1712_delta_init,
 931                 .build_controls = snd_ice1712_delta_add_controls,
 932         },
 933         { } /* terminator */
 934 };