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