1 /* 2 * Driver for Digigram VX soundcards 3 * 4 * Common mixer part 5 * 6 * Copyright (c) 2002 by Takashi Iwai <tiwai@suse.de> 7 * 8 * This program is free software; you can redistribute it and/or modify 9 * it under the terms of the GNU General Public License as published by 10 * the Free Software Foundation; either version 2 of the License, or 11 * (at your option) any later version. 12 * 13 * This program is distributed in the hope that it will be useful, 14 * but WITHOUT ANY WARRANTY; without even the implied warranty of 15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 16 * GNU General Public License for more details. 17 * 18 * You should have received a copy of the GNU General Public License 19 * along with this program; if not, write to the Free Software 20 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA 21 */ 22 23 #include <sound/driver.h> 24 #include <sound/core.h> 25 #include <sound/control.h> 26 #include <sound/tlv.h> 27 #include <sound/vx_core.h> 28 #include "vx_cmd.h" 29 30 31 /* 32 * write a codec data (24bit) 33 */ 34 static void vx_write_codec_reg(struct vx_core *chip, int codec, unsigned int data) 35 { 36 unsigned long flags; 37 38 snd_assert(chip->ops->write_codec, return); 39 40 if (chip->chip_status & VX_STAT_IS_STALE) 41 return; 42 43 spin_lock_irqsave(&chip->lock, flags); 44 chip->ops->write_codec(chip, codec, data); 45 spin_unlock_irqrestore(&chip->lock, flags); 46 } 47 48 /* 49 * Data type used to access the Codec 50 */ 51 union vx_codec_data { 52 u32 l; 53 #ifdef SNDRV_BIG_ENDIAN 54 struct w { 55 u16 h; 56 u16 l; 57 } w; 58 struct b { 59 u8 hh; 60 u8 mh; 61 u8 ml; 62 u8 ll; 63 } b; 64 #else /* LITTLE_ENDIAN */ 65 struct w { 66 u16 l; 67 u16 h; 68 } w; 69 struct b { 70 u8 ll; 71 u8 ml; 72 u8 mh; 73 u8 hh; 74 } b; 75 #endif 76 }; 77 78 #define SET_CDC_DATA_SEL(di,s) ((di).b.mh = (u8) (s)) 79 #define SET_CDC_DATA_REG(di,r) ((di).b.ml = (u8) (r)) 80 #define SET_CDC_DATA_VAL(di,d) ((di).b.ll = (u8) (d)) 81 #define SET_CDC_DATA_INIT(di) ((di).l = 0L, SET_CDC_DATA_SEL(di,XX_CODEC_SELECTOR)) 82 83 /* 84 * set up codec register and write the value 85 * @codec: the codec id, 0 or 1 86 * @reg: register index 87 * @val: data value 88 */ 89 static void vx_set_codec_reg(struct vx_core *chip, int codec, int reg, int val) 90 { 91 union vx_codec_data data; 92 /* DAC control register */ 93 SET_CDC_DATA_INIT(data); 94 SET_CDC_DATA_REG(data, reg); 95 SET_CDC_DATA_VAL(data, val); 96 vx_write_codec_reg(chip, codec, data.l); 97 } 98 99 100 /* 101 * vx_set_analog_output_level - set the output attenuation level 102 * @codec: the output codec, 0 or 1. (1 for VXP440 only) 103 * @left: left output level, 0 = mute 104 * @right: right output level 105 */ 106 static void vx_set_analog_output_level(struct vx_core *chip, int codec, int left, int right) 107 { 108 left = chip->hw->output_level_max - left; 109 right = chip->hw->output_level_max - right; 110 111 if (chip->ops->akm_write) { 112 chip->ops->akm_write(chip, XX_CODEC_LEVEL_LEFT_REGISTER, left); 113 chip->ops->akm_write(chip, XX_CODEC_LEVEL_RIGHT_REGISTER, right); 114 } else { 115 /* convert to attenuation level: 0 = 0dB (max), 0xe3 = -113.5 dB (min) */ 116 vx_set_codec_reg(chip, codec, XX_CODEC_LEVEL_LEFT_REGISTER, left); 117 vx_set_codec_reg(chip, codec, XX_CODEC_LEVEL_RIGHT_REGISTER, right); 118 } 119 } 120 121 122 /* 123 * vx_toggle_dac_mute - mute/unmute DAC 124 * @mute: 0 = unmute, 1 = mute 125 */ 126 127 #define DAC_ATTEN_MIN 0x08 128 #define DAC_ATTEN_MAX 0x38 129 130 void vx_toggle_dac_mute(struct vx_core *chip, int mute) 131 { 132 unsigned int i; 133 for (i = 0; i < chip->hw->num_codecs; i++) { 134 if (chip->ops->akm_write) 135 chip->ops->akm_write(chip, XX_CODEC_DAC_CONTROL_REGISTER, mute); /* XXX */ 136 else 137 vx_set_codec_reg(chip, i, XX_CODEC_DAC_CONTROL_REGISTER, 138 mute ? DAC_ATTEN_MAX : DAC_ATTEN_MIN); 139 } 140 } 141 142 /* 143 * vx_reset_codec - reset and initialize the codecs 144 */ 145 void vx_reset_codec(struct vx_core *chip, int cold_reset) 146 { 147 unsigned int i; 148 int port = chip->type >= VX_TYPE_VXPOCKET ? 0x75 : 0x65; 149 150 chip->ops->reset_codec(chip); 151 152 /* AKM codecs should be initialized in reset_codec callback */ 153 if (! chip->ops->akm_write) { 154 /* initialize old codecs */ 155 for (i = 0; i < chip->hw->num_codecs; i++) { 156 /* DAC control register (change level when zero crossing + mute) */ 157 vx_set_codec_reg(chip, i, XX_CODEC_DAC_CONTROL_REGISTER, DAC_ATTEN_MAX); 158 /* ADC control register */ 159 vx_set_codec_reg(chip, i, XX_CODEC_ADC_CONTROL_REGISTER, 0x00); 160 /* Port mode register */ 161 vx_set_codec_reg(chip, i, XX_CODEC_PORT_MODE_REGISTER, port); 162 /* Clock control register */ 163 vx_set_codec_reg(chip, i, XX_CODEC_CLOCK_CONTROL_REGISTER, 0x00); 164 } 165 } 166 167 /* mute analog output */ 168 for (i = 0; i < chip->hw->num_codecs; i++) { 169 chip->output_level[i][0] = 0; 170 chip->output_level[i][1] = 0; 171 vx_set_analog_output_level(chip, i, 0, 0); 172 } 173 } 174 175 /* 176 * change the audio input source 177 * @src: the target source (VX_AUDIO_SRC_XXX) 178 */ 179 static void vx_change_audio_source(struct vx_core *chip, int src) 180 { 181 unsigned long flags; 182 183 if (chip->chip_status & VX_STAT_IS_STALE) 184 return; 185 186 spin_lock_irqsave(&chip->lock, flags); 187 chip->ops->change_audio_source(chip, src); 188 spin_unlock_irqrestore(&chip->lock, flags); 189 } 190 191 192 /* 193 * change the audio source if necessary and possible 194 * returns 1 if the source is actually changed. 195 */ 196 int vx_sync_audio_source(struct vx_core *chip) 197 { 198 if (chip->audio_source_target == chip->audio_source || 199 chip->pcm_running) 200 return 0; 201 vx_change_audio_source(chip, chip->audio_source_target); 202 chip->audio_source = chip->audio_source_target; 203 return 1; 204 } 205 206 207 /* 208 * audio level, mute, monitoring 209 */ 210 struct vx_audio_level { 211 unsigned int has_level: 1; 212 unsigned int has_monitor_level: 1; 213 unsigned int has_mute: 1; 214 unsigned int has_monitor_mute: 1; 215 unsigned int mute; 216 unsigned int monitor_mute; 217 short level; 218 short monitor_level; 219 }; 220 221 static int vx_adjust_audio_level(struct vx_core *chip, int audio, int capture, 222 struct vx_audio_level *info) 223 { 224 struct vx_rmh rmh; 225 226 if (chip->chip_status & VX_STAT_IS_STALE) 227 return -EBUSY; 228 229 vx_init_rmh(&rmh, CMD_AUDIO_LEVEL_ADJUST); 230 if (capture) 231 rmh.Cmd[0] |= COMMAND_RECORD_MASK; 232 /* Add Audio IO mask */ 233 rmh.Cmd[1] = 1 << audio; 234 rmh.Cmd[2] = 0; 235 if (info->has_level) { 236 rmh.Cmd[0] |= VALID_AUDIO_IO_DIGITAL_LEVEL; 237 rmh.Cmd[2] |= info->level; 238 } 239 if (info->has_monitor_level) { 240 rmh.Cmd[0] |= VALID_AUDIO_IO_MONITORING_LEVEL; 241 rmh.Cmd[2] |= ((unsigned int)info->monitor_level << 10); 242 } 243 if (info->has_mute) { 244 rmh.Cmd[0] |= VALID_AUDIO_IO_MUTE_LEVEL; 245 if (info->mute) 246 rmh.Cmd[2] |= AUDIO_IO_HAS_MUTE_LEVEL; 247 } 248 if (info->has_monitor_mute) { 249 /* validate flag for M2 at least to unmute it */ 250 rmh.Cmd[0] |= VALID_AUDIO_IO_MUTE_MONITORING_1 | VALID_AUDIO_IO_MUTE_MONITORING_2; 251 if (info->monitor_mute) 252 rmh.Cmd[2] |= AUDIO_IO_HAS_MUTE_MONITORING_1; 253 } 254 255 return vx_send_msg(chip, &rmh); 256 } 257 258 259 #if 0 // not used 260 static int vx_read_audio_level(struct vx_core *chip, int audio, int capture, 261 struct vx_audio_level *info) 262 { 263 int err; 264 struct vx_rmh rmh; 265 266 memset(info, 0, sizeof(*info)); 267 vx_init_rmh(&rmh, CMD_GET_AUDIO_LEVELS); 268 if (capture) 269 rmh.Cmd[0] |= COMMAND_RECORD_MASK; 270 /* Add Audio IO mask */ 271 rmh.Cmd[1] = 1 << audio; 272 err = vx_send_msg(chip, &rmh); 273 if (err < 0) 274 return err; 275 info.level = rmh.Stat[0] & MASK_DSP_WORD_LEVEL; 276 info.monitor_level = (rmh.Stat[0] >> 10) & MASK_DSP_WORD_LEVEL; 277 info.mute = (rmh.Stat[i] & AUDIO_IO_HAS_MUTE_LEVEL) ? 1 : 0; 278 info.monitor_mute = (rmh.Stat[i] & AUDIO_IO_HAS_MUTE_MONITORING_1) ? 1 : 0; 279 return 0; 280 } 281 #endif // not used 282 283 /* 284 * set the monitoring level and mute state of the given audio 285 * no more static, because must be called from vx_pcm to demute monitoring 286 */ 287 int vx_set_monitor_level(struct vx_core *chip, int audio, int level, int active) 288 { 289 struct vx_audio_level info; 290 291 memset(&info, 0, sizeof(info)); 292 info.has_monitor_level = 1; 293 info.monitor_level = level; 294 info.has_monitor_mute = 1; 295 info.monitor_mute = !active; 296 chip->audio_monitor[audio] = level; 297 chip->audio_monitor_active[audio] = active; 298 return vx_adjust_audio_level(chip, audio, 0, &info); /* playback only */ 299 } 300 301 302 /* 303 * set the mute status of the given audio 304 */ 305 static int vx_set_audio_switch(struct vx_core *chip, int audio, int active) 306 { 307 struct vx_audio_level info; 308 309 memset(&info, 0, sizeof(info)); 310 info.has_mute = 1; 311 info.mute = !active; 312 chip->audio_active[audio] = active; 313 return vx_adjust_audio_level(chip, audio, 0, &info); /* playback only */ 314 } 315 316 /* 317 * set the mute status of the given audio 318 */ 319 static int vx_set_audio_gain(struct vx_core *chip, int audio, int capture, int level) 320 { 321 struct vx_audio_level info; 322 323 memset(&info, 0, sizeof(info)); 324 info.has_level = 1; 325 info.level = level; 326 chip->audio_gain[capture][audio] = level; 327 return vx_adjust_audio_level(chip, audio, capture, &info); 328 } 329 330 /* 331 * reset all audio levels 332 */ 333 static void vx_reset_audio_levels(struct vx_core *chip) 334 { 335 unsigned int i, c; 336 struct vx_audio_level info; 337 338 memset(chip->audio_gain, 0, sizeof(chip->audio_gain)); 339 memset(chip->audio_active, 0, sizeof(chip->audio_active)); 340 memset(chip->audio_monitor, 0, sizeof(chip->audio_monitor)); 341 memset(chip->audio_monitor_active, 0, sizeof(chip->audio_monitor_active)); 342 343 for (c = 0; c < 2; c++) { 344 for (i = 0; i < chip->hw->num_ins * 2; i++) { 345 memset(&info, 0, sizeof(info)); 346 if (c == 0) { 347 info.has_monitor_level = 1; 348 info.has_mute = 1; 349 info.has_monitor_mute = 1; 350 } 351 info.has_level = 1; 352 info.level = CVAL_0DB; /* default: 0dB */ 353 vx_adjust_audio_level(chip, i, c, &info); 354 chip->audio_gain[c][i] = CVAL_0DB; 355 chip->audio_monitor[i] = CVAL_0DB; 356 } 357 } 358 } 359 360 361 /* 362 * VU, peak meter record 363 */ 364 365 #define VU_METER_CHANNELS 2 366 367 struct vx_vu_meter { 368 int saturated; 369 int vu_level; 370 int peak_level; 371 }; 372 373 /* 374 * get the VU and peak meter values 375 * @audio: the audio index 376 * @capture: 0 = playback, 1 = capture operation 377 * @info: the array of vx_vu_meter records (size = 2). 378 */ 379 static int vx_get_audio_vu_meter(struct vx_core *chip, int audio, int capture, struct vx_vu_meter *info) 380 { 381 struct vx_rmh rmh; 382 int i, err; 383 384 if (chip->chip_status & VX_STAT_IS_STALE) 385 return -EBUSY; 386 387 vx_init_rmh(&rmh, CMD_AUDIO_VU_PIC_METER); 388 rmh.LgStat += 2 * VU_METER_CHANNELS; 389 if (capture) 390 rmh.Cmd[0] |= COMMAND_RECORD_MASK; 391 392 /* Add Audio IO mask */ 393 rmh.Cmd[1] = 0; 394 for (i = 0; i < VU_METER_CHANNELS; i++) 395 rmh.Cmd[1] |= 1 << (audio + i); 396 err = vx_send_msg(chip, &rmh); 397 if (err < 0) 398 return err; 399 /* Read response */ 400 for (i = 0; i < 2 * VU_METER_CHANNELS; i +=2) { 401 info->saturated = (rmh.Stat[0] & (1 << (audio + i))) ? 1 : 0; 402 info->vu_level = rmh.Stat[i + 1]; 403 info->peak_level = rmh.Stat[i + 2]; 404 info++; 405 } 406 return 0; 407 } 408 409 410 /* 411 * control API entries 412 */ 413 414 /* 415 * output level control 416 */ 417 static int vx_output_level_info(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo) 418 { 419 struct vx_core *chip = snd_kcontrol_chip(kcontrol); 420 uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER; 421 uinfo->count = 2; 422 uinfo->value.integer.min = 0; 423 uinfo->value.integer.max = chip->hw->output_level_max; 424 return 0; 425 } 426 427 static int vx_output_level_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) 428 { 429 struct vx_core *chip = snd_kcontrol_chip(kcontrol); 430 int codec = kcontrol->id.index; 431 mutex_lock(&chip->mixer_mutex); 432 ucontrol->value.integer.value[0] = chip->output_level[codec][0]; 433 ucontrol->value.integer.value[1] = chip->output_level[codec][1]; 434 mutex_unlock(&chip->mixer_mutex); 435 return 0; 436 } 437 438 static int vx_output_level_put(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) 439 { 440 struct vx_core *chip = snd_kcontrol_chip(kcontrol); 441 int codec = kcontrol->id.index; 442 mutex_lock(&chip->mixer_mutex); 443 if (ucontrol->value.integer.value[0] != chip->output_level[codec][0] || 444 ucontrol->value.integer.value[1] != chip->output_level[codec][1]) { 445 vx_set_analog_output_level(chip, codec, 446 ucontrol->value.integer.value[0], 447 ucontrol->value.integer.value[1]); 448 chip->output_level[codec][0] = ucontrol->value.integer.value[0]; 449 chip->output_level[codec][1] = ucontrol->value.integer.value[1]; 450 mutex_unlock(&chip->mixer_mutex); 451 return 1; 452 } 453 mutex_unlock(&chip->mixer_mutex); 454 return 0; 455 } 456 457 static struct snd_kcontrol_new vx_control_output_level = { 458 .iface = SNDRV_CTL_ELEM_IFACE_MIXER, 459 .access = (SNDRV_CTL_ELEM_ACCESS_READWRITE | 460 SNDRV_CTL_ELEM_ACCESS_TLV_READ), 461 .name = "Master Playback Volume", 462 .info = vx_output_level_info, 463 .get = vx_output_level_get, 464 .put = vx_output_level_put, 465 /* tlv will be filled later */ 466 }; 467 468 /* 469 * audio source select 470 */ 471 static int vx_audio_src_info(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo) 472 { 473 static char *texts_mic[3] = { 474 "Digital", "Line", "Mic" 475 }; 476 static char *texts_vx2[2] = { 477 "Digital", "Analog" 478 }; 479 struct vx_core *chip = snd_kcontrol_chip(kcontrol); 480 481 uinfo->type = SNDRV_CTL_ELEM_TYPE_ENUMERATED; 482 uinfo->count = 1; 483 if (chip->type >= VX_TYPE_VXPOCKET) { 484 uinfo->value.enumerated.items = 3; 485 if (uinfo->value.enumerated.item > 2) 486 uinfo->value.enumerated.item = 2; 487 strcpy(uinfo->value.enumerated.name, 488 texts_mic[uinfo->value.enumerated.item]); 489 } else { 490 uinfo->value.enumerated.items = 2; 491 if (uinfo->value.enumerated.item > 1) 492 uinfo->value.enumerated.item = 1; 493 strcpy(uinfo->value.enumerated.name, 494 texts_vx2[uinfo->value.enumerated.item]); 495 } 496 return 0; 497 } 498 499 static int vx_audio_src_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) 500 { 501 struct vx_core *chip = snd_kcontrol_chip(kcontrol); 502 ucontrol->value.enumerated.item[0] = chip->audio_source_target; 503 return 0; 504 } 505 506 static int vx_audio_src_put(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) 507 { 508 struct vx_core *chip = snd_kcontrol_chip(kcontrol); 509 mutex_lock(&chip->mixer_mutex); 510 if (chip->audio_source_target != ucontrol->value.enumerated.item[0]) { 511 chip->audio_source_target = ucontrol->value.enumerated.item[0]; 512 vx_sync_audio_source(chip); 513 mutex_unlock(&chip->mixer_mutex); 514 return 1; 515 } 516 mutex_unlock(&chip->mixer_mutex); 517 return 0; 518 } 519 520 static struct snd_kcontrol_new vx_control_audio_src = { 521 .iface = SNDRV_CTL_ELEM_IFACE_MIXER, 522 .name = "Capture Source", 523 .info = vx_audio_src_info, 524 .get = vx_audio_src_get, 525 .put = vx_audio_src_put, 526 }; 527 528 /* 529 * clock mode selection 530 */ 531 static int vx_clock_mode_info(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo) 532 { 533 static char *texts[3] = { 534 "Auto", "Internal", "External" 535 }; 536 537 uinfo->type = SNDRV_CTL_ELEM_TYPE_ENUMERATED; 538 uinfo->count = 1; 539 uinfo->value.enumerated.items = 3; 540 if (uinfo->value.enumerated.item > 2) 541 uinfo->value.enumerated.item = 2; 542 strcpy(uinfo->value.enumerated.name, 543 texts[uinfo->value.enumerated.item]); 544 return 0; 545 } 546 547 static int vx_clock_mode_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) 548 { 549 struct vx_core *chip = snd_kcontrol_chip(kcontrol); 550 ucontrol->value.enumerated.item[0] = chip->clock_mode; 551 return 0; 552 } 553 554 static int vx_clock_mode_put(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) 555 { 556 struct vx_core *chip = snd_kcontrol_chip(kcontrol); 557 mutex_lock(&chip->mixer_mutex); 558 if (chip->clock_mode != ucontrol->value.enumerated.item[0]) { 559 chip->clock_mode = ucontrol->value.enumerated.item[0]; 560 vx_set_clock(chip, chip->freq); 561 mutex_unlock(&chip->mixer_mutex); 562 return 1; 563 } 564 mutex_unlock(&chip->mixer_mutex); 565 return 0; 566 } 567 568 static struct snd_kcontrol_new vx_control_clock_mode = { 569 .iface = SNDRV_CTL_ELEM_IFACE_MIXER, 570 .name = "Clock Mode", 571 .info = vx_clock_mode_info, 572 .get = vx_clock_mode_get, 573 .put = vx_clock_mode_put, 574 }; 575 576 /* 577 * Audio Gain 578 */ 579 static int vx_audio_gain_info(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo) 580 { 581 uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER; 582 uinfo->count = 2; 583 uinfo->value.integer.min = 0; 584 uinfo->value.integer.max = CVAL_MAX; 585 return 0; 586 } 587 588 static int vx_audio_gain_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) 589 { 590 struct vx_core *chip = snd_kcontrol_chip(kcontrol); 591 int audio = kcontrol->private_value & 0xff; 592 int capture = (kcontrol->private_value >> 8) & 1; 593 594 mutex_lock(&chip->mixer_mutex); 595 ucontrol->value.integer.value[0] = chip->audio_gain[capture][audio]; 596 ucontrol->value.integer.value[1] = chip->audio_gain[capture][audio+1]; 597 mutex_unlock(&chip->mixer_mutex); 598 return 0; 599 } 600 601 static int vx_audio_gain_put(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) 602 { 603 struct vx_core *chip = snd_kcontrol_chip(kcontrol); 604 int audio = kcontrol->private_value & 0xff; 605 int capture = (kcontrol->private_value >> 8) & 1; 606 607 mutex_lock(&chip->mixer_mutex); 608 if (ucontrol->value.integer.value[0] != chip->audio_gain[capture][audio] || 609 ucontrol->value.integer.value[1] != chip->audio_gain[capture][audio+1]) { 610 vx_set_audio_gain(chip, audio, capture, ucontrol->value.integer.value[0]); 611 vx_set_audio_gain(chip, audio+1, capture, ucontrol->value.integer.value[1]); 612 mutex_unlock(&chip->mixer_mutex); 613 return 1; 614 } 615 mutex_unlock(&chip->mixer_mutex); 616 return 0; 617 } 618 619 static int vx_audio_monitor_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) 620 { 621 struct vx_core *chip = snd_kcontrol_chip(kcontrol); 622 int audio = kcontrol->private_value & 0xff; 623 624 mutex_lock(&chip->mixer_mutex); 625 ucontrol->value.integer.value[0] = chip->audio_monitor[audio]; 626 ucontrol->value.integer.value[1] = chip->audio_monitor[audio+1]; 627 mutex_unlock(&chip->mixer_mutex); 628 return 0; 629 } 630 631 static int vx_audio_monitor_put(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) 632 { 633 struct vx_core *chip = snd_kcontrol_chip(kcontrol); 634 int audio = kcontrol->private_value & 0xff; 635 636 mutex_lock(&chip->mixer_mutex); 637 if (ucontrol->value.integer.value[0] != chip->audio_monitor[audio] || 638 ucontrol->value.integer.value[1] != chip->audio_monitor[audio+1]) { 639 vx_set_monitor_level(chip, audio, ucontrol->value.integer.value[0], 640 chip->audio_monitor_active[audio]); 641 vx_set_monitor_level(chip, audio+1, ucontrol->value.integer.value[1], 642 chip->audio_monitor_active[audio+1]); 643 mutex_unlock(&chip->mixer_mutex); 644 return 1; 645 } 646 mutex_unlock(&chip->mixer_mutex); 647 return 0; 648 } 649 650 #define vx_audio_sw_info snd_ctl_boolean_stereo_info 651 652 static int vx_audio_sw_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) 653 { 654 struct vx_core *chip = snd_kcontrol_chip(kcontrol); 655 int audio = kcontrol->private_value & 0xff; 656 657 mutex_lock(&chip->mixer_mutex); 658 ucontrol->value.integer.value[0] = chip->audio_active[audio]; 659 ucontrol->value.integer.value[1] = chip->audio_active[audio+1]; 660 mutex_unlock(&chip->mixer_mutex); 661 return 0; 662 } 663 664 static int vx_audio_sw_put(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) 665 { 666 struct vx_core *chip = snd_kcontrol_chip(kcontrol); 667 int audio = kcontrol->private_value & 0xff; 668 669 mutex_lock(&chip->mixer_mutex); 670 if (ucontrol->value.integer.value[0] != chip->audio_active[audio] || 671 ucontrol->value.integer.value[1] != chip->audio_active[audio+1]) { 672 vx_set_audio_switch(chip, audio, ucontrol->value.integer.value[0]); 673 vx_set_audio_switch(chip, audio+1, ucontrol->value.integer.value[1]); 674 mutex_unlock(&chip->mixer_mutex); 675 return 1; 676 } 677 mutex_unlock(&chip->mixer_mutex); 678 return 0; 679 } 680 681 static int vx_monitor_sw_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) 682 { 683 struct vx_core *chip = snd_kcontrol_chip(kcontrol); 684 int audio = kcontrol->private_value & 0xff; 685 686 mutex_lock(&chip->mixer_mutex); 687 ucontrol->value.integer.value[0] = chip->audio_monitor_active[audio]; 688 ucontrol->value.integer.value[1] = chip->audio_monitor_active[audio+1]; 689 mutex_unlock(&chip->mixer_mutex); 690 return 0; 691 } 692 693 static int vx_monitor_sw_put(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) 694 { 695 struct vx_core *chip = snd_kcontrol_chip(kcontrol); 696 int audio = kcontrol->private_value & 0xff; 697 698 mutex_lock(&chip->mixer_mutex); 699 if (ucontrol->value.integer.value[0] != chip->audio_monitor_active[audio] || 700 ucontrol->value.integer.value[1] != chip->audio_monitor_active[audio+1]) { 701 vx_set_monitor_level(chip, audio, chip->audio_monitor[audio], 702 ucontrol->value.integer.value[0]); 703 vx_set_monitor_level(chip, audio+1, chip->audio_monitor[audio+1], 704 ucontrol->value.integer.value[1]); 705 mutex_unlock(&chip->mixer_mutex); 706 return 1; 707 } 708 mutex_unlock(&chip->mixer_mutex); 709 return 0; 710 } 711 712 static const DECLARE_TLV_DB_SCALE(db_scale_audio_gain, -10975, 25, 0); 713 714 static struct snd_kcontrol_new vx_control_audio_gain = { 715 .iface = SNDRV_CTL_ELEM_IFACE_MIXER, 716 .access = (SNDRV_CTL_ELEM_ACCESS_READWRITE | 717 SNDRV_CTL_ELEM_ACCESS_TLV_READ), 718 /* name will be filled later */ 719 .info = vx_audio_gain_info, 720 .get = vx_audio_gain_get, 721 .put = vx_audio_gain_put, 722 .tlv = { .p = db_scale_audio_gain }, 723 }; 724 static struct snd_kcontrol_new vx_control_output_switch = { 725 .iface = SNDRV_CTL_ELEM_IFACE_MIXER, 726 .name = "PCM Playback Switch", 727 .info = vx_audio_sw_info, 728 .get = vx_audio_sw_get, 729 .put = vx_audio_sw_put 730 }; 731 static struct snd_kcontrol_new vx_control_monitor_gain = { 732 .iface = SNDRV_CTL_ELEM_IFACE_MIXER, 733 .name = "Monitoring Volume", 734 .access = (SNDRV_CTL_ELEM_ACCESS_READWRITE | 735 SNDRV_CTL_ELEM_ACCESS_TLV_READ), 736 .info = vx_audio_gain_info, /* shared */ 737 .get = vx_audio_monitor_get, 738 .put = vx_audio_monitor_put, 739 .tlv = { .p = db_scale_audio_gain }, 740 }; 741 static struct snd_kcontrol_new vx_control_monitor_switch = { 742 .iface = SNDRV_CTL_ELEM_IFACE_MIXER, 743 .name = "Monitoring Switch", 744 .info = vx_audio_sw_info, /* shared */ 745 .get = vx_monitor_sw_get, 746 .put = vx_monitor_sw_put 747 }; 748 749 750 /* 751 * IEC958 status bits 752 */ 753 static int vx_iec958_info(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo) 754 { 755 uinfo->type = SNDRV_CTL_ELEM_TYPE_IEC958; 756 uinfo->count = 1; 757 return 0; 758 } 759 760 static int vx_iec958_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) 761 { 762 struct vx_core *chip = snd_kcontrol_chip(kcontrol); 763 764 mutex_lock(&chip->mixer_mutex); 765 ucontrol->value.iec958.status[0] = (chip->uer_bits >> 0) & 0xff; 766 ucontrol->value.iec958.status[1] = (chip->uer_bits >> 8) & 0xff; 767 ucontrol->value.iec958.status[2] = (chip->uer_bits >> 16) & 0xff; 768 ucontrol->value.iec958.status[3] = (chip->uer_bits >> 24) & 0xff; 769 mutex_unlock(&chip->mixer_mutex); 770 return 0; 771 } 772 773 static int vx_iec958_mask_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) 774 { 775 ucontrol->value.iec958.status[0] = 0xff; 776 ucontrol->value.iec958.status[1] = 0xff; 777 ucontrol->value.iec958.status[2] = 0xff; 778 ucontrol->value.iec958.status[3] = 0xff; 779 return 0; 780 } 781 782 static int vx_iec958_put(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) 783 { 784 struct vx_core *chip = snd_kcontrol_chip(kcontrol); 785 unsigned int val; 786 787 val = (ucontrol->value.iec958.status[0] << 0) | 788 (ucontrol->value.iec958.status[1] << 8) | 789 (ucontrol->value.iec958.status[2] << 16) | 790 (ucontrol->value.iec958.status[3] << 24); 791 mutex_lock(&chip->mixer_mutex); 792 if (chip->uer_bits != val) { 793 chip->uer_bits = val; 794 vx_set_iec958_status(chip, val); 795 mutex_unlock(&chip->mixer_mutex); 796 return 1; 797 } 798 mutex_unlock(&chip->mixer_mutex); 799 return 0; 800 } 801 802 static struct snd_kcontrol_new vx_control_iec958_mask = { 803 .access = SNDRV_CTL_ELEM_ACCESS_READ, 804 .iface = SNDRV_CTL_ELEM_IFACE_PCM, 805 .name = SNDRV_CTL_NAME_IEC958("",PLAYBACK,MASK), 806 .info = vx_iec958_info, /* shared */ 807 .get = vx_iec958_mask_get, 808 }; 809 810 static struct snd_kcontrol_new vx_control_iec958 = { 811 .iface = SNDRV_CTL_ELEM_IFACE_PCM, 812 .name = SNDRV_CTL_NAME_IEC958("",PLAYBACK,DEFAULT), 813 .info = vx_iec958_info, 814 .get = vx_iec958_get, 815 .put = vx_iec958_put 816 }; 817 818 819 /* 820 * VU meter 821 */ 822 823 #define METER_MAX 0xff 824 #define METER_SHIFT 16 825 826 static int vx_vu_meter_info(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo) 827 { 828 uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER; 829 uinfo->count = 2; 830 uinfo->value.integer.min = 0; 831 uinfo->value.integer.max = METER_MAX; 832 return 0; 833 } 834 835 static int vx_vu_meter_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) 836 { 837 struct vx_core *chip = snd_kcontrol_chip(kcontrol); 838 struct vx_vu_meter meter[2]; 839 int audio = kcontrol->private_value & 0xff; 840 int capture = (kcontrol->private_value >> 8) & 1; 841 842 vx_get_audio_vu_meter(chip, audio, capture, meter); 843 ucontrol->value.integer.value[0] = meter[0].vu_level >> METER_SHIFT; 844 ucontrol->value.integer.value[1] = meter[1].vu_level >> METER_SHIFT; 845 return 0; 846 } 847 848 static int vx_peak_meter_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) 849 { 850 struct vx_core *chip = snd_kcontrol_chip(kcontrol); 851 struct vx_vu_meter meter[2]; 852 int audio = kcontrol->private_value & 0xff; 853 int capture = (kcontrol->private_value >> 8) & 1; 854 855 vx_get_audio_vu_meter(chip, audio, capture, meter); 856 ucontrol->value.integer.value[0] = meter[0].peak_level >> METER_SHIFT; 857 ucontrol->value.integer.value[1] = meter[1].peak_level >> METER_SHIFT; 858 return 0; 859 } 860 861 #define vx_saturation_info snd_ctl_boolean_stereo_info 862 863 static int vx_saturation_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) 864 { 865 struct vx_core *chip = snd_kcontrol_chip(kcontrol); 866 struct vx_vu_meter meter[2]; 867 int audio = kcontrol->private_value & 0xff; 868 869 vx_get_audio_vu_meter(chip, audio, 1, meter); /* capture only */ 870 ucontrol->value.integer.value[0] = meter[0].saturated; 871 ucontrol->value.integer.value[1] = meter[1].saturated; 872 return 0; 873 } 874 875 static struct snd_kcontrol_new vx_control_vu_meter = { 876 .iface = SNDRV_CTL_ELEM_IFACE_MIXER, 877 .access = SNDRV_CTL_ELEM_ACCESS_READ | SNDRV_CTL_ELEM_ACCESS_VOLATILE, 878 /* name will be filled later */ 879 .info = vx_vu_meter_info, 880 .get = vx_vu_meter_get, 881 }; 882 883 static struct snd_kcontrol_new vx_control_peak_meter = { 884 .iface = SNDRV_CTL_ELEM_IFACE_MIXER, 885 .access = SNDRV_CTL_ELEM_ACCESS_READ | SNDRV_CTL_ELEM_ACCESS_VOLATILE, 886 /* name will be filled later */ 887 .info = vx_vu_meter_info, /* shared */ 888 .get = vx_peak_meter_get, 889 }; 890 891 static struct snd_kcontrol_new vx_control_saturation = { 892 .iface = SNDRV_CTL_ELEM_IFACE_MIXER, 893 .name = "Input Saturation", 894 .access = SNDRV_CTL_ELEM_ACCESS_READ | SNDRV_CTL_ELEM_ACCESS_VOLATILE, 895 .info = vx_saturation_info, 896 .get = vx_saturation_get, 897 }; 898 899 900 901 /* 902 * 903 */ 904 905 int snd_vx_mixer_new(struct vx_core *chip) 906 { 907 unsigned int i, c; 908 int err; 909 struct snd_kcontrol_new temp; 910 struct snd_card *card = chip->card; 911 char name[32]; 912 913 strcpy(card->mixername, card->driver); 914 915 /* output level controls */ 916 for (i = 0; i < chip->hw->num_outs; i++) { 917 temp = vx_control_output_level; 918 temp.index = i; 919 temp.tlv.p = chip->hw->output_level_db_scale; 920 if ((err = snd_ctl_add(card, snd_ctl_new1(&temp, chip))) < 0) 921 return err; 922 } 923 924 /* PCM volumes, switches, monitoring */ 925 for (i = 0; i < chip->hw->num_outs; i++) { 926 int val = i * 2; 927 temp = vx_control_audio_gain; 928 temp.index = i; 929 temp.name = "PCM Playback Volume"; 930 temp.private_value = val; 931 if ((err = snd_ctl_add(card, snd_ctl_new1(&temp, chip))) < 0) 932 return err; 933 temp = vx_control_output_switch; 934 temp.index = i; 935 temp.private_value = val; 936 if ((err = snd_ctl_add(card, snd_ctl_new1(&temp, chip))) < 0) 937 return err; 938 temp = vx_control_monitor_gain; 939 temp.index = i; 940 temp.private_value = val; 941 if ((err = snd_ctl_add(card, snd_ctl_new1(&temp, chip))) < 0) 942 return err; 943 temp = vx_control_monitor_switch; 944 temp.index = i; 945 temp.private_value = val; 946 if ((err = snd_ctl_add(card, snd_ctl_new1(&temp, chip))) < 0) 947 return err; 948 } 949 for (i = 0; i < chip->hw->num_outs; i++) { 950 temp = vx_control_audio_gain; 951 temp.index = i; 952 temp.name = "PCM Capture Volume"; 953 temp.private_value = (i * 2) | (1 << 8); 954 if ((err = snd_ctl_add(card, snd_ctl_new1(&temp, chip))) < 0) 955 return err; 956 } 957 958 /* Audio source */ 959 if ((err = snd_ctl_add(card, snd_ctl_new1(&vx_control_audio_src, chip))) < 0) 960 return err; 961 /* clock mode */ 962 if ((err = snd_ctl_add(card, snd_ctl_new1(&vx_control_clock_mode, chip))) < 0) 963 return err; 964 /* IEC958 controls */ 965 if ((err = snd_ctl_add(card, snd_ctl_new1(&vx_control_iec958_mask, chip))) < 0) 966 return err; 967 if ((err = snd_ctl_add(card, snd_ctl_new1(&vx_control_iec958, chip))) < 0) 968 return err; 969 /* VU, peak, saturation meters */ 970 for (c = 0; c < 2; c++) { 971 static char *dir[2] = { "Output", "Input" }; 972 for (i = 0; i < chip->hw->num_ins; i++) { 973 int val = (i * 2) | (c << 8); 974 if (c == 1) { 975 temp = vx_control_saturation; 976 temp.index = i; 977 temp.private_value = val; 978 if ((err = snd_ctl_add(card, snd_ctl_new1(&temp, chip))) < 0) 979 return err; 980 } 981 sprintf(name, "%s VU Meter", dir[c]); 982 temp = vx_control_vu_meter; 983 temp.index = i; 984 temp.name = name; 985 temp.private_value = val; 986 if ((err = snd_ctl_add(card, snd_ctl_new1(&temp, chip))) < 0) 987 return err; 988 sprintf(name, "%s Peak Meter", dir[c]); 989 temp = vx_control_peak_meter; 990 temp.index = i; 991 temp.name = name; 992 temp.private_value = val; 993 if ((err = snd_ctl_add(card, snd_ctl_new1(&temp, chip))) < 0) 994 return err; 995 } 996 } 997 vx_reset_audio_levels(chip); 998 return 0; 999 } 1000