git.oblomov.eu Git - linux-2.6/blob - sound/pci/ice1712/wtm.c

   1 /*
   2  *      ALSA driver for ICEnsemble VT1724 (Envy24HT)
   3  *
   4  *      Lowlevel functions for Ego Sys Waveterminal 192M
   5  *
   6  *              Copyright (c) 2006 Guedez Clement <klem.dev@gmail.com>
   7  *              Some functions are taken from the Prodigy192 driver
   8  *              source
   9  *
  10  *      This program is free software; you can redistribute it and/or modify
  11  *      it under the terms of the GNU General Public License as published by
  12  *      the Free Software Foundation; either version 2 of the License, or
  13  *      (at your option) any later version.
  14  *
  15  *      This program is distributed in the hope that it will be useful,
  16  *      but WITHOUT ANY WARRANTY; without even the implied warranty of
  17  *      MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
  18  *      GNU General Public License for more details.
  19  *
  20  *      You should have received a copy of the GNU General Public License
  21  *      along with this program; if not, write to the Free Software
  22  *      Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
  23  *
  24  */
  25
  26
  27
  28 #include <sound/driver.h>
  29 #include <asm/io.h>
  30 #include <linux/delay.h>
  31 #include <linux/interrupt.h>
  32 #include <linux/init.h>
  33 #include <linux/slab.h>
  34 #include <sound/core.h>
  35
  36 #include "ice1712.h"
  37 #include "envy24ht.h"
  38 #include "wtm.h"
  39 #include "stac946x.h"
  40
  41
  42 /*
  43  *      2*ADC 6*DAC no1 ringbuffer r/w on i2c bus
  44  */
  45 static inline void stac9460_put(struct snd_ice1712 *ice, int reg,
  46                                                 unsigned char val)
  47 {
  48         snd_vt1724_write_i2c(ice, STAC9460_I2C_ADDR, reg, val);
  49 }
  50
  51 static inline unsigned char stac9460_get(struct snd_ice1712 *ice, int reg)
  52 {
  53         return snd_vt1724_read_i2c(ice, STAC9460_I2C_ADDR, reg);
  54 }
  55
  56 /*
  57  *      2*ADC 2*DAC no2 ringbuffer r/w on i2c bus
  58  */
  59 static inline void stac9460_2_put(struct snd_ice1712 *ice, int reg,
  60                                                 unsigned char val)
  61 {
  62         snd_vt1724_write_i2c(ice, STAC9460_2_I2C_ADDR, reg, val);
  63 }
  64
  65 static inline unsigned char stac9460_2_get(struct snd_ice1712 *ice, int reg)
  66 {
  67         return snd_vt1724_read_i2c(ice, STAC9460_2_I2C_ADDR, reg);
  68 }
  69
  70
  71 /*
  72  *      DAC mute control
  73  */
  74 static int stac9460_dac_mute_info(struct snd_kcontrol *kcontrol,
  75                                 struct snd_ctl_elem_info *uinfo)
  76 {
  77         uinfo->type = SNDRV_CTL_ELEM_TYPE_BOOLEAN;
  78         uinfo->count = 1;
  79         uinfo->value.integer.min = 0;
  80         return 0;
  81 }
  82
  83 static int stac9460_dac_mute_get(struct snd_kcontrol *kcontrol,
  84                                 struct snd_ctl_elem_value *ucontrol)
  85 {
  86         struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
  87         unsigned char val;
  88         int idx, id;
  89
  90         if (kcontrol->private_value) {
  91                 idx = STAC946X_MASTER_VOLUME;
  92                 id = 0;
  93         } else {
  94                 id = snd_ctl_get_ioffidx(kcontrol, &ucontrol->id);
  95                 idx = id + STAC946X_LF_VOLUME;
  96         }
  97         if (id < 6)
  98                 val = stac9460_get(ice, idx);
  99         else
 100                 val = stac9460_2_get(ice,idx - 6);
 101         ucontrol->value.integer.value[0] = (~val >> 7) & 0x1;
 102         return 0;
 103 }
 104
 105 static int stac9460_dac_mute_put(struct snd_kcontrol *kcontrol,
 106                                 struct snd_ctl_elem_value *ucontrol)
 107 {
 108         struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
 109         unsigned char new, old;
 110         int id, idx;
 111         int change;
 112
 113         if (kcontrol->private_value) {
 114                 idx = STAC946X_MASTER_VOLUME;
 115                 old = stac9460_get(ice, idx);
 116                 new = (~ucontrol->value.integer.value[0]<< 7 & 0x80) |
 117                                                         (old & ~0x80);
 118                 change = (new != old);
 119                 if (change) {
 120                         stac9460_put(ice, idx, new);
 121                         stac9460_2_put(ice, idx, new);
 122                 }
 123         } else {
 124                 id = snd_ctl_get_ioffidx(kcontrol, &ucontrol->id);
 125                 idx = id + STAC946X_LF_VOLUME;
 126                 if (id < 6)
 127                         old = stac9460_get(ice, idx);
 128                 else
 129                         old = stac9460_2_get(ice, idx - 6);
 130                 new = (~ucontrol->value.integer.value[0]<< 7 & 0x80) |
 131                                                         (old & ~0x80);
 132                 change = (new != old);
 133                 if (change) {
 134                         if (id < 6)
 135                                 stac9460_put(ice, idx, new);
 136                         else
 137                                 stac9460_2_put(ice, idx - 6, new);
 138                 }
 139         }
 140         return change;
 141 }
 142
 143 /*
 144  *      DAC volume attenuation mixer control
 145  */
 146 static int stac9460_dac_vol_info(struct snd_kcontrol *kcontrol,
 147                                 struct snd_ctl_elem_info *uinfo)
 148 {
 149         uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
 150         uinfo->count = 1;
 151         uinfo->value.integer.min = 0;                   /* mute */
 152         uinfo->value.integer.max = 0x7f;                /* 0dB */
 153         return 0;
 154 }
 155
 156 static int stac9460_dac_vol_get(struct snd_kcontrol *kcontrol,
 157                                 struct snd_ctl_elem_value *ucontrol)
 158 {
 159         struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
 160         int idx, id;
 161         unsigned char vol;
 162
 163         if (kcontrol->private_value) {
 164                 idx = STAC946X_MASTER_VOLUME;
 165                 id = 0;
 166         } else {
 167                 id = snd_ctl_get_ioffidx(kcontrol, &ucontrol->id);
 168                 idx = id + STAC946X_LF_VOLUME;
 169         }
 170         if (id < 6)
 171                 vol = stac9460_get(ice, idx) & 0x7f;
 172         else
 173                 vol = stac9460_2_get(ice, idx - 6) & 0x7f;
 174         ucontrol->value.integer.value[0] = 0x7f - vol;
 175         return 0;
 176 }
 177
 178 static int stac9460_dac_vol_put(struct snd_kcontrol *kcontrol,
 179                                 struct snd_ctl_elem_value *ucontrol)
 180 {
 181         struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
 182         int idx, id;
 183         unsigned char tmp, ovol, nvol;
 184         int change;
 185
 186         if (kcontrol->private_value) {
 187                 idx = STAC946X_MASTER_VOLUME;
 188                 nvol = ucontrol->value.integer.value[0];
 189                 tmp = stac9460_get(ice, idx);
 190                 ovol = 0x7f - (tmp & 0x7f);
 191                 change = (ovol != nvol);
 192                 if (change) {
 193                          stac9460_put(ice, idx, (0x7f - nvol) | (tmp & 0x80));
 194                          stac9460_2_put(ice, idx, (0x7f - nvol) | (tmp & 0x80));
 195                 }
 196         } else {
 197                 id = snd_ctl_get_ioffidx(kcontrol, &ucontrol->id);
 198                 idx = id + STAC946X_LF_VOLUME;
 199                 nvol = ucontrol->value.integer.value[0];
 200                 if (id < 6)
 201                         tmp = stac9460_get(ice, idx);
 202                 else
 203                         tmp = stac9460_2_get(ice, idx - 6);
 204                 ovol = 0x7f - (tmp & 0x7f);
 205                 change = (ovol != nvol);
 206                 if (change) {
 207                         if (id < 6)
 208                                 stac9460_put(ice, idx, (0x7f - nvol) |
 209                                                         (tmp & 0x80));
 210                         else
 211                                 stac9460_2_put(ice, idx-6, (0x7f - nvol) |
 212                                                                 (tmp & 0x80));
 213                 }
 214         }
 215         return change;
 216 }
 217
 218 /*
 219  * ADC mute control
 220  */
 221 static int stac9460_adc_mute_info(struct snd_kcontrol *kcontrol,
 222                                 struct snd_ctl_elem_info *uinfo)
 223 {
 224         uinfo->type = SNDRV_CTL_ELEM_TYPE_BOOLEAN;
 225         uinfo->count = 2;
 226         uinfo->value.integer.min = 0;
 227         uinfo->value.integer.max = 1;
 228         return 0;
 229 }
 230
 231 static int stac9460_adc_mute_get(struct snd_kcontrol *kcontrol,
 232                                 struct snd_ctl_elem_value *ucontrol)
 233 {
 234         struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
 235         unsigned char val;
 236         int i, id;
 237
 238         id = snd_ctl_get_ioffidx(kcontrol, &ucontrol->id);
 239         if (id == 0) {
 240                 for (i = 0; i < 2; ++i) {
 241                         val = stac9460_get(ice, STAC946X_MIC_L_VOLUME + i);
 242                         ucontrol->value.integer.value[i] = ~val>>7 & 0x1;
 243                 }
 244         } else {
 245                 for (i = 0; i < 2; ++i) {
 246                         val = stac9460_2_get(ice, STAC946X_MIC_L_VOLUME + i);
 247                         ucontrol->value.integer.value[i] = ~val>>7 & 0x1;
 248                 }
 249         }
 250         return 0;
 251 }
 252
 253 static int stac9460_adc_mute_put(struct snd_kcontrol *kcontrol,
 254                                 struct snd_ctl_elem_value *ucontrol)
 255 {
 256         struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
 257         unsigned char new, old;
 258         int i, reg, id;
 259         int change;
 260
 261         id = snd_ctl_get_ioffidx(kcontrol, &ucontrol->id);
 262         if (id == 0) {
 263                 for (i = 0; i < 2; ++i) {
 264                         reg = STAC946X_MIC_L_VOLUME + i;
 265                         old = stac9460_get(ice, reg);
 266                         new = (~ucontrol->value.integer.value[i]<<7&0x80) |
 267                                                                 (old&~0x80);
 268                         change = (new != old);
 269                         if (change)
 270                                 stac9460_put(ice, reg, new);
 271                 }
 272         } else {
 273                 for (i = 0; i < 2; ++i) {
 274                         reg = STAC946X_MIC_L_VOLUME + i;
 275                         old = stac9460_2_get(ice, reg);
 276                         new = (~ucontrol->value.integer.value[i]<<7&0x80) |
 277                                                                 (old&~0x80);
 278                         change = (new != old);
 279                         if (change)
 280                                 stac9460_2_put(ice, reg, new);
 281                 }
 282         }
 283         return change;
 284 }
 285
 286 /*
 287  *ADC gain mixer control
 288  */
 289 static int stac9460_adc_vol_info(struct snd_kcontrol *kcontrol,
 290                                 struct snd_ctl_elem_info *uinfo)
 291 {
 292         uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
 293         uinfo->count = 2;
 294         uinfo->value.integer.min = 0;           /* 0dB */
 295         uinfo->value.integer.max = 0x0f;        /* 22.5dB */
 296         return 0;
 297 }
 298
 299 static int stac9460_adc_vol_get(struct snd_kcontrol *kcontrol,
 300                                 struct snd_ctl_elem_value *ucontrol)
 301 {
 302         struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
 303         int i, reg, id;
 304         unsigned char vol;
 305
 306         id = snd_ctl_get_ioffidx(kcontrol, &ucontrol->id);
 307         if (id == 0) {
 308                 for (i = 0; i < 2; ++i) {
 309                         reg = STAC946X_MIC_L_VOLUME + i;
 310                         vol = stac9460_get(ice, reg) & 0x0f;
 311                         ucontrol->value.integer.value[i] = 0x0f - vol;
 312                 }
 313         } else {
 314                 for (i = 0; i < 2; ++i) {
 315                         reg = STAC946X_MIC_L_VOLUME + i;
 316                         vol = stac9460_2_get(ice, reg) & 0x0f;
 317                         ucontrol->value.integer.value[i] = 0x0f - vol;
 318                 }
 319         }
 320         return 0;
 321 }
 322
 323 static int stac9460_adc_vol_put(struct snd_kcontrol *kcontrol,
 324                         struct snd_ctl_elem_value *ucontrol)
 325 {
 326         struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
 327         int i, reg, id;
 328         unsigned char ovol, nvol;
 329         int change;
 330
 331         id = snd_ctl_get_ioffidx(kcontrol, &ucontrol->id);
 332         if (id == 0) {
 333                 for (i = 0; i < 2; ++i) {
 334                         reg = STAC946X_MIC_L_VOLUME + i;
 335                         nvol = ucontrol->value.integer.value[i];
 336                         ovol = 0x0f - stac9460_get(ice, reg);
 337                         change = ((ovol & 0x0f) != nvol);
 338                         if (change)
 339                                 stac9460_put(ice, reg, (0x0f - nvol) |
 340                                                         (ovol & ~0x0f));
 341                 }
 342         } else {
 343                 for (i = 0; i < 2; ++i) {
 344                         reg = STAC946X_MIC_L_VOLUME + i;
 345                         nvol = ucontrol->value.integer.value[i];
 346                         ovol = 0x0f - stac9460_2_get(ice, reg);
 347                         change = ((ovol & 0x0f) != nvol);
 348                         if (change)
 349                                 stac9460_2_put(ice, reg, (0x0f - nvol) |
 350                                                         (ovol & ~0x0f));
 351                 }
 352         }
 353         return change;
 354 }
 355
 356 /*
 357  * MIC / LINE switch fonction
 358  */
 359
 360 static int stac9460_mic_sw_info(struct snd_kcontrol *kcontrol,
 361                                 struct snd_ctl_elem_info *uinfo)
 362 {
 363         uinfo->type = SNDRV_CTL_ELEM_TYPE_BOOLEAN;
 364         uinfo->count = 1;
 365         uinfo->value.integer.min = 0;
 366         uinfo->value.integer.max = 1;
 367         return 0;
 368 }
 369
 370 static int stac9460_mic_sw_get(struct snd_kcontrol *kcontrol,
 371                         struct snd_ctl_elem_value *ucontrol)
 372 {
 373         struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
 374         unsigned char val;
 375         int id;
 376
 377         id = snd_ctl_get_ioffidx(kcontrol, &ucontrol->id);
 378         if (id == 0)
 379                 val = stac9460_get(ice, STAC946X_GENERAL_PURPOSE);
 380         else
 381                 val = stac9460_2_get(ice, STAC946X_GENERAL_PURPOSE);
 382         ucontrol->value.integer.value[0] = ~val>>7 & 0x1;
 383         return 0;
 384 }
 385
 386 static int stac9460_mic_sw_put(struct snd_kcontrol *kcontrol,
 387                         struct snd_ctl_elem_value *ucontrol)
 388 {
 389         struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
 390         unsigned char new, old;
 391         int change, id;
 392
 393         id = snd_ctl_get_ioffidx(kcontrol, &ucontrol->id);
 394         if (id == 0)
 395                 old = stac9460_get(ice, STAC946X_GENERAL_PURPOSE);
 396         else
 397                 old = stac9460_2_get(ice, STAC946X_GENERAL_PURPOSE);
 398         new = (~ucontrol->value.integer.value[0]<< 7 & 0x80) | (old & ~0x80);
 399         change = (new != old);
 400         if (change) {
 401                 if (id == 0)
 402                         stac9460_put(ice, STAC946X_GENERAL_PURPOSE, new);
 403                 else
 404                         stac9460_2_put(ice, STAC946X_GENERAL_PURPOSE, new);
 405         }
 406         return change;
 407 }
 408
 409 /*
 410  * Control tabs
 411  */
 412 static const struct snd_kcontrol_new stac9640_controls[] __devinitdata = {
 413         {
 414                 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
 415                 .name = "Master Playback Switch",
 416                 .info = stac9460_dac_mute_info,
 417                 .get = stac9460_dac_mute_get,
 418                 .put = stac9460_dac_mute_put,
 419                 .private_value = 1
 420         },
 421         {
 422                 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
 423                 .name = "Master Playback Volume",
 424                 .info = stac9460_dac_vol_info,
 425                 .get = stac9460_dac_vol_get,
 426                 .put = stac9460_dac_vol_put,
 427                 .private_value = 1,
 428         },
 429         {
 430                 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
 431                 .name = "MIC/Line switch",
 432                 .count = 2,
 433                 .info = stac9460_mic_sw_info,
 434                 .get = stac9460_mic_sw_get,
 435                 .put = stac9460_mic_sw_put,
 436
 437         },
 438         {
 439                 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
 440                 .name = "DAC Switch",
 441                 .count = 8,
 442                 .info = stac9460_dac_mute_info,
 443                 .get = stac9460_dac_mute_get,
 444                 .put = stac9460_dac_mute_put,
 445         },
 446         {
 447                 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
 448                 .name = "DAC Volume",
 449                 .count = 8,
 450                 .info = stac9460_dac_vol_info,
 451                 .get = stac9460_dac_vol_get,
 452                 .put = stac9460_dac_vol_put,
 453         },
 454         {
 455                 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
 456                 .name = "ADC Switch",
 457                 .count = 2,
 458                 .info = stac9460_adc_mute_info,
 459                 .get = stac9460_adc_mute_get,
 460                 .put = stac9460_adc_mute_put,
 461         },
 462         {
 463                 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
 464                 .name = "ADC Volume",
 465                 .count = 2,
 466                 .info = stac9460_adc_vol_info,
 467                 .get = stac9460_adc_vol_get,
 468                 .put = stac9460_adc_vol_put,
 469
 470         }
 471 };
 472
 473
 474
 475 /*INIT*/
 476 static int __devinit wtm_add_controls(struct snd_ice1712 *ice)
 477 {
 478         unsigned int i;
 479         int err;
 480
 481         for (i = 0; i < ARRAY_SIZE(stac9640_controls); i++) {
 482                 err = snd_ctl_add(ice->card,
 483                                 snd_ctl_new1(&stac9640_controls[i], ice));
 484                 if (err < 0)
 485                         return err;
 486         }
 487         return 0;
 488 }
 489
 490 static int __devinit wtm_init(struct snd_ice1712 *ice)
 491 {
 492         static unsigned short stac_inits_prodigy[] = {
 493                 STAC946X_RESET, 0,
 494                 (unsigned short)-1
 495         };
 496         unsigned short *p;
 497
 498         /*WTM 192M*/
 499         ice->num_total_dacs = 8;
 500         ice->num_total_adcs = 4;
 501         ice->force_rdma1 = 1;
 502
 503         /*initialize codec*/
 504         p = stac_inits_prodigy;
 505         for (; *p != (unsigned short)-1; p += 2) {
 506                 stac9460_put(ice, p[0], p[1]);
 507                 stac9460_2_put(ice, p[0], p[1]);
 508         }
 509         return 0;
 510 }
 511
 512
 513 static unsigned char wtm_eeprom[] __devinitdata = {
 514         0x47,   /*SYSCONF: clock 192KHz, 4ADC, 8DAC */
 515         0x80,   /* ACLINK : I2S */
 516         0xf8,   /* I2S: vol; 96k, 24bit, 192k */
 517         0xc1    /*SPDIF: out-en, spidf ext out*/,
 518         0x9f,   /* GPIO_DIR */
 519         0xff,   /* GPIO_DIR1 */
 520         0x7f,   /* GPIO_DIR2 */
 521         0x9f,   /* GPIO_MASK */
 522         0xff,   /* GPIO_MASK1 */
 523         0x7f,   /* GPIO_MASK2 */
 524         0x16,   /* GPIO_STATE */
 525         0x80,   /* GPIO_STATE1 */
 526         0x00,   /* GPIO_STATE2 */
 527 };
 528
 529
 530 /*entry point*/
 531 struct snd_ice1712_card_info snd_vt1724_wtm_cards[] __devinitdata = {
 532         {
 533                 .subvendor = VT1724_SUBDEVICE_WTM,
 534                 .name = "ESI Waveterminal 192M",
 535                 .model = "WT192M",
 536                 .chip_init = wtm_init,
 537                 .build_controls = wtm_add_controls,
 538                 .eeprom_size = sizeof(wtm_eeprom),
 539                 .eeprom_data = wtm_eeprom,
 540         },
 541         {} /*terminator*/
 542 };