1 /* 2 * PMac AWACS lowlevel functions 3 * 4 * Copyright (c) by Takashi Iwai <tiwai@suse.de> 5 * code based on dmasound.c. 6 * 7 * This program is free software; you can redistribute it and/or modify 8 * it under the terms of the GNU General Public License as published by 9 * the Free Software Foundation; either version 2 of the License, or 10 * (at your option) any later version. 11 * 12 * This program is distributed in the hope that it will be useful, 13 * but WITHOUT ANY WARRANTY; without even the implied warranty of 14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 15 * GNU General Public License for more details. 16 * 17 * You should have received a copy of the GNU General Public License 18 * along with this program; if not, write to the Free Software 19 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA 20 */ 21 22 23 #include <asm/io.h> 24 #include <asm/nvram.h> 25 #include <linux/init.h> 26 #include <linux/delay.h> 27 #include <linux/slab.h> 28 #include <sound/core.h> 29 #include "pmac.h" 30 31 32 #ifdef CONFIG_ADB_CUDA 33 #define PMAC_AMP_AVAIL 34 #endif 35 36 #ifdef PMAC_AMP_AVAIL 37 struct awacs_amp { 38 unsigned char amp_master; 39 unsigned char amp_vol[2][2]; 40 unsigned char amp_tone[2]; 41 }; 42 43 #define CHECK_CUDA_AMP() (sys_ctrler == SYS_CTRLER_CUDA) 44 45 #endif /* PMAC_AMP_AVAIL */ 46 47 48 static void snd_pmac_screamer_wait(struct snd_pmac *chip) 49 { 50 long timeout = 2000; 51 while (!(in_le32(&chip->awacs->codec_stat) & MASK_VALID)) { 52 mdelay(1); 53 if (! --timeout) { 54 snd_printd("snd_pmac_screamer_wait timeout\n"); 55 break; 56 } 57 } 58 } 59 60 /* 61 * write AWACS register 62 */ 63 static void 64 snd_pmac_awacs_write(struct snd_pmac *chip, int val) 65 { 66 long timeout = 5000000; 67 68 if (chip->model == PMAC_SCREAMER) 69 snd_pmac_screamer_wait(chip); 70 out_le32(&chip->awacs->codec_ctrl, val | (chip->subframe << 22)); 71 while (in_le32(&chip->awacs->codec_ctrl) & MASK_NEWECMD) { 72 if (! --timeout) { 73 snd_printd("snd_pmac_awacs_write timeout\n"); 74 break; 75 } 76 } 77 } 78 79 static void 80 snd_pmac_awacs_write_reg(struct snd_pmac *chip, int reg, int val) 81 { 82 snd_pmac_awacs_write(chip, val | (reg << 12)); 83 chip->awacs_reg[reg] = val; 84 } 85 86 static void 87 snd_pmac_awacs_write_noreg(struct snd_pmac *chip, int reg, int val) 88 { 89 snd_pmac_awacs_write(chip, val | (reg << 12)); 90 } 91 92 #ifdef CONFIG_PM 93 /* Recalibrate chip */ 94 static void screamer_recalibrate(struct snd_pmac *chip) 95 { 96 if (chip->model != PMAC_SCREAMER) 97 return; 98 99 /* Sorry for the horrible delays... I hope to get that improved 100 * by making the whole PM process asynchronous in a future version 101 */ 102 snd_pmac_awacs_write_noreg(chip, 1, chip->awacs_reg[1]); 103 if (chip->manufacturer == 0x1) 104 /* delay for broken crystal part */ 105 msleep(750); 106 snd_pmac_awacs_write_noreg(chip, 1, 107 chip->awacs_reg[1] | MASK_RECALIBRATE | 108 MASK_CMUTE | MASK_AMUTE); 109 snd_pmac_awacs_write_noreg(chip, 1, chip->awacs_reg[1]); 110 snd_pmac_awacs_write_noreg(chip, 6, chip->awacs_reg[6]); 111 } 112 113 #else 114 #define screamer_recalibrate(chip) /* NOP */ 115 #endif 116 117 118 /* 119 * additional callback to set the pcm format 120 */ 121 static void snd_pmac_awacs_set_format(struct snd_pmac *chip) 122 { 123 chip->awacs_reg[1] &= ~MASK_SAMPLERATE; 124 chip->awacs_reg[1] |= chip->rate_index << 3; 125 snd_pmac_awacs_write_reg(chip, 1, chip->awacs_reg[1]); 126 } 127 128 129 /* 130 * AWACS volume callbacks 131 */ 132 /* 133 * volumes: 0-15 stereo 134 */ 135 static int snd_pmac_awacs_info_volume(struct snd_kcontrol *kcontrol, 136 struct snd_ctl_elem_info *uinfo) 137 { 138 uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER; 139 uinfo->count = 2; 140 uinfo->value.integer.min = 0; 141 uinfo->value.integer.max = 15; 142 return 0; 143 } 144 145 static int snd_pmac_awacs_get_volume(struct snd_kcontrol *kcontrol, 146 struct snd_ctl_elem_value *ucontrol) 147 { 148 struct snd_pmac *chip = snd_kcontrol_chip(kcontrol); 149 int reg = kcontrol->private_value & 0xff; 150 int lshift = (kcontrol->private_value >> 8) & 0xff; 151 int inverted = (kcontrol->private_value >> 16) & 1; 152 unsigned long flags; 153 int vol[2]; 154 155 spin_lock_irqsave(&chip->reg_lock, flags); 156 vol[0] = (chip->awacs_reg[reg] >> lshift) & 0xf; 157 vol[1] = chip->awacs_reg[reg] & 0xf; 158 spin_unlock_irqrestore(&chip->reg_lock, flags); 159 if (inverted) { 160 vol[0] = 0x0f - vol[0]; 161 vol[1] = 0x0f - vol[1]; 162 } 163 ucontrol->value.integer.value[0] = vol[0]; 164 ucontrol->value.integer.value[1] = vol[1]; 165 return 0; 166 } 167 168 static int snd_pmac_awacs_put_volume(struct snd_kcontrol *kcontrol, 169 struct snd_ctl_elem_value *ucontrol) 170 { 171 struct snd_pmac *chip = snd_kcontrol_chip(kcontrol); 172 int reg = kcontrol->private_value & 0xff; 173 int lshift = (kcontrol->private_value >> 8) & 0xff; 174 int inverted = (kcontrol->private_value >> 16) & 1; 175 int val, oldval; 176 unsigned long flags; 177 unsigned int vol[2]; 178 179 vol[0] = ucontrol->value.integer.value[0]; 180 vol[1] = ucontrol->value.integer.value[1]; 181 if (vol[0] > 0x0f || vol[1] > 0x0f) 182 return -EINVAL; 183 if (inverted) { 184 vol[0] = 0x0f - vol[0]; 185 vol[1] = 0x0f - vol[1]; 186 } 187 vol[0] &= 0x0f; 188 vol[1] &= 0x0f; 189 spin_lock_irqsave(&chip->reg_lock, flags); 190 oldval = chip->awacs_reg[reg]; 191 val = oldval & ~(0xf | (0xf << lshift)); 192 val |= vol[0] << lshift; 193 val |= vol[1]; 194 if (oldval != val) 195 snd_pmac_awacs_write_reg(chip, reg, val); 196 spin_unlock_irqrestore(&chip->reg_lock, flags); 197 return oldval != reg; 198 } 199 200 201 #define AWACS_VOLUME(xname, xreg, xshift, xinverted) \ 202 { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .index = 0, \ 203 .info = snd_pmac_awacs_info_volume, \ 204 .get = snd_pmac_awacs_get_volume, \ 205 .put = snd_pmac_awacs_put_volume, \ 206 .private_value = (xreg) | ((xshift) << 8) | ((xinverted) << 16) } 207 208 /* 209 * mute master/ogain for AWACS: mono 210 */ 211 static int snd_pmac_awacs_get_switch(struct snd_kcontrol *kcontrol, 212 struct snd_ctl_elem_value *ucontrol) 213 { 214 struct snd_pmac *chip = snd_kcontrol_chip(kcontrol); 215 int reg = kcontrol->private_value & 0xff; 216 int shift = (kcontrol->private_value >> 8) & 0xff; 217 int invert = (kcontrol->private_value >> 16) & 1; 218 int val; 219 unsigned long flags; 220 221 spin_lock_irqsave(&chip->reg_lock, flags); 222 val = (chip->awacs_reg[reg] >> shift) & 1; 223 spin_unlock_irqrestore(&chip->reg_lock, flags); 224 if (invert) 225 val = 1 - val; 226 ucontrol->value.integer.value[0] = val; 227 return 0; 228 } 229 230 static int snd_pmac_awacs_put_switch(struct snd_kcontrol *kcontrol, 231 struct snd_ctl_elem_value *ucontrol) 232 { 233 struct snd_pmac *chip = snd_kcontrol_chip(kcontrol); 234 int reg = kcontrol->private_value & 0xff; 235 int shift = (kcontrol->private_value >> 8) & 0xff; 236 int invert = (kcontrol->private_value >> 16) & 1; 237 int mask = 1 << shift; 238 int val, changed; 239 unsigned long flags; 240 241 spin_lock_irqsave(&chip->reg_lock, flags); 242 val = chip->awacs_reg[reg] & ~mask; 243 if (ucontrol->value.integer.value[0] != invert) 244 val |= mask; 245 changed = chip->awacs_reg[reg] != val; 246 if (changed) 247 snd_pmac_awacs_write_reg(chip, reg, val); 248 spin_unlock_irqrestore(&chip->reg_lock, flags); 249 return changed; 250 } 251 252 #define AWACS_SWITCH(xname, xreg, xshift, xinvert) \ 253 { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .index = 0, \ 254 .info = snd_pmac_boolean_mono_info, \ 255 .get = snd_pmac_awacs_get_switch, \ 256 .put = snd_pmac_awacs_put_switch, \ 257 .private_value = (xreg) | ((xshift) << 8) | ((xinvert) << 16) } 258 259 260 #ifdef PMAC_AMP_AVAIL 261 /* 262 * controls for perch/whisper extension cards, e.g. G3 desktop 263 * 264 * TDA7433 connected via i2c address 0x45 (= 0x8a), 265 * accessed through cuda 266 */ 267 static void awacs_set_cuda(int reg, int val) 268 { 269 struct adb_request req; 270 cuda_request(&req, NULL, 5, CUDA_PACKET, CUDA_GET_SET_IIC, 0x8a, 271 reg, val); 272 while (! req.complete) 273 cuda_poll(); 274 } 275 276 /* 277 * level = 0 - 14, 7 = 0 dB 278 */ 279 static void awacs_amp_set_tone(struct awacs_amp *amp, int bass, int treble) 280 { 281 amp->amp_tone[0] = bass; 282 amp->amp_tone[1] = treble; 283 if (bass > 7) 284 bass = (14 - bass) + 8; 285 if (treble > 7) 286 treble = (14 - treble) + 8; 287 awacs_set_cuda(2, (bass << 4) | treble); 288 } 289 290 /* 291 * vol = 0 - 31 (attenuation), 32 = mute bit, stereo 292 */ 293 static int awacs_amp_set_vol(struct awacs_amp *amp, int index, 294 int lvol, int rvol, int do_check) 295 { 296 if (do_check && amp->amp_vol[index][0] == lvol && 297 amp->amp_vol[index][1] == rvol) 298 return 0; 299 awacs_set_cuda(3 + index, lvol); 300 awacs_set_cuda(5 + index, rvol); 301 amp->amp_vol[index][0] = lvol; 302 amp->amp_vol[index][1] = rvol; 303 return 1; 304 } 305 306 /* 307 * 0 = -79 dB, 79 = 0 dB, 99 = +20 dB 308 */ 309 static void awacs_amp_set_master(struct awacs_amp *amp, int vol) 310 { 311 amp->amp_master = vol; 312 if (vol <= 79) 313 vol = 32 + (79 - vol); 314 else 315 vol = 32 - (vol - 79); 316 awacs_set_cuda(1, vol); 317 } 318 319 static void awacs_amp_free(struct snd_pmac *chip) 320 { 321 struct awacs_amp *amp = chip->mixer_data; 322 snd_assert(amp, return); 323 kfree(amp); 324 chip->mixer_data = NULL; 325 chip->mixer_free = NULL; 326 } 327 328 329 /* 330 * mixer controls 331 */ 332 static int snd_pmac_awacs_info_volume_amp(struct snd_kcontrol *kcontrol, 333 struct snd_ctl_elem_info *uinfo) 334 { 335 uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER; 336 uinfo->count = 2; 337 uinfo->value.integer.min = 0; 338 uinfo->value.integer.max = 31; 339 return 0; 340 } 341 342 static int snd_pmac_awacs_get_volume_amp(struct snd_kcontrol *kcontrol, 343 struct snd_ctl_elem_value *ucontrol) 344 { 345 struct snd_pmac *chip = snd_kcontrol_chip(kcontrol); 346 int index = kcontrol->private_value; 347 struct awacs_amp *amp = chip->mixer_data; 348 snd_assert(amp, return -EINVAL); 349 snd_assert(index >= 0 && index <= 1, return -EINVAL); 350 ucontrol->value.integer.value[0] = 31 - (amp->amp_vol[index][0] & 31); 351 ucontrol->value.integer.value[1] = 31 - (amp->amp_vol[index][1] & 31); 352 return 0; 353 } 354 355 static int snd_pmac_awacs_put_volume_amp(struct snd_kcontrol *kcontrol, 356 struct snd_ctl_elem_value *ucontrol) 357 { 358 struct snd_pmac *chip = snd_kcontrol_chip(kcontrol); 359 int index = kcontrol->private_value; 360 int vol[2]; 361 struct awacs_amp *amp = chip->mixer_data; 362 snd_assert(amp, return -EINVAL); 363 snd_assert(index >= 0 && index <= 1, return -EINVAL); 364 365 vol[0] = (31 - (ucontrol->value.integer.value[0] & 31)) 366 | (amp->amp_vol[index][0] & 32); 367 vol[1] = (31 - (ucontrol->value.integer.value[1] & 31)) 368 | (amp->amp_vol[index][1] & 32); 369 return awacs_amp_set_vol(amp, index, vol[0], vol[1], 1); 370 } 371 372 static int snd_pmac_awacs_get_switch_amp(struct snd_kcontrol *kcontrol, 373 struct snd_ctl_elem_value *ucontrol) 374 { 375 struct snd_pmac *chip = snd_kcontrol_chip(kcontrol); 376 int index = kcontrol->private_value; 377 struct awacs_amp *amp = chip->mixer_data; 378 snd_assert(amp, return -EINVAL); 379 snd_assert(index >= 0 && index <= 1, return -EINVAL); 380 ucontrol->value.integer.value[0] = (amp->amp_vol[index][0] & 32) 381 ? 0 : 1; 382 ucontrol->value.integer.value[1] = (amp->amp_vol[index][1] & 32) 383 ? 0 : 1; 384 return 0; 385 } 386 387 static int snd_pmac_awacs_put_switch_amp(struct snd_kcontrol *kcontrol, 388 struct snd_ctl_elem_value *ucontrol) 389 { 390 struct snd_pmac *chip = snd_kcontrol_chip(kcontrol); 391 int index = kcontrol->private_value; 392 int vol[2]; 393 struct awacs_amp *amp = chip->mixer_data; 394 snd_assert(amp, return -EINVAL); 395 snd_assert(index >= 0 && index <= 1, return -EINVAL); 396 397 vol[0] = (ucontrol->value.integer.value[0] ? 0 : 32) 398 | (amp->amp_vol[index][0] & 31); 399 vol[1] = (ucontrol->value.integer.value[1] ? 0 : 32) 400 | (amp->amp_vol[index][1] & 31); 401 return awacs_amp_set_vol(amp, index, vol[0], vol[1], 1); 402 } 403 404 static int snd_pmac_awacs_info_tone_amp(struct snd_kcontrol *kcontrol, 405 struct snd_ctl_elem_info *uinfo) 406 { 407 uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER; 408 uinfo->count = 1; 409 uinfo->value.integer.min = 0; 410 uinfo->value.integer.max = 14; 411 return 0; 412 } 413 414 static int snd_pmac_awacs_get_tone_amp(struct snd_kcontrol *kcontrol, 415 struct snd_ctl_elem_value *ucontrol) 416 { 417 struct snd_pmac *chip = snd_kcontrol_chip(kcontrol); 418 int index = kcontrol->private_value; 419 struct awacs_amp *amp = chip->mixer_data; 420 snd_assert(amp, return -EINVAL); 421 snd_assert(index >= 0 && index <= 1, return -EINVAL); 422 ucontrol->value.integer.value[0] = amp->amp_tone[index]; 423 return 0; 424 } 425 426 static int snd_pmac_awacs_put_tone_amp(struct snd_kcontrol *kcontrol, 427 struct snd_ctl_elem_value *ucontrol) 428 { 429 struct snd_pmac *chip = snd_kcontrol_chip(kcontrol); 430 int index = kcontrol->private_value; 431 struct awacs_amp *amp = chip->mixer_data; 432 unsigned int val; 433 snd_assert(amp, return -EINVAL); 434 snd_assert(index >= 0 && index <= 1, return -EINVAL); 435 val = ucontrol->value.integer.value[0]; 436 if (val > 14) 437 return -EINVAL; 438 if (val != amp->amp_tone[index]) { 439 amp->amp_tone[index] = val; 440 awacs_amp_set_tone(amp, amp->amp_tone[0], amp->amp_tone[1]); 441 return 1; 442 } 443 return 0; 444 } 445 446 static int snd_pmac_awacs_info_master_amp(struct snd_kcontrol *kcontrol, 447 struct snd_ctl_elem_info *uinfo) 448 { 449 uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER; 450 uinfo->count = 1; 451 uinfo->value.integer.min = 0; 452 uinfo->value.integer.max = 99; 453 return 0; 454 } 455 456 static int snd_pmac_awacs_get_master_amp(struct snd_kcontrol *kcontrol, 457 struct snd_ctl_elem_value *ucontrol) 458 { 459 struct snd_pmac *chip = snd_kcontrol_chip(kcontrol); 460 struct awacs_amp *amp = chip->mixer_data; 461 snd_assert(amp, return -EINVAL); 462 ucontrol->value.integer.value[0] = amp->amp_master; 463 return 0; 464 } 465 466 static int snd_pmac_awacs_put_master_amp(struct snd_kcontrol *kcontrol, 467 struct snd_ctl_elem_value *ucontrol) 468 { 469 struct snd_pmac *chip = snd_kcontrol_chip(kcontrol); 470 struct awacs_amp *amp = chip->mixer_data; 471 unsigned int val; 472 snd_assert(amp, return -EINVAL); 473 val = ucontrol->value.integer.value[0]; 474 if (val > 99) 475 return -EINVAL; 476 if (val != amp->amp_master) { 477 amp->amp_master = val; 478 awacs_amp_set_master(amp, amp->amp_master); 479 return 1; 480 } 481 return 0; 482 } 483 484 #define AMP_CH_SPK 0 485 #define AMP_CH_HD 1 486 487 static struct snd_kcontrol_new snd_pmac_awacs_amp_vol[] __initdata = { 488 { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, 489 .name = "PC Speaker Playback Volume", 490 .info = snd_pmac_awacs_info_volume_amp, 491 .get = snd_pmac_awacs_get_volume_amp, 492 .put = snd_pmac_awacs_put_volume_amp, 493 .private_value = AMP_CH_SPK, 494 }, 495 { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, 496 .name = "Headphone Playback Volume", 497 .info = snd_pmac_awacs_info_volume_amp, 498 .get = snd_pmac_awacs_get_volume_amp, 499 .put = snd_pmac_awacs_put_volume_amp, 500 .private_value = AMP_CH_HD, 501 }, 502 { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, 503 .name = "Tone Control - Bass", 504 .info = snd_pmac_awacs_info_tone_amp, 505 .get = snd_pmac_awacs_get_tone_amp, 506 .put = snd_pmac_awacs_put_tone_amp, 507 .private_value = 0, 508 }, 509 { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, 510 .name = "Tone Control - Treble", 511 .info = snd_pmac_awacs_info_tone_amp, 512 .get = snd_pmac_awacs_get_tone_amp, 513 .put = snd_pmac_awacs_put_tone_amp, 514 .private_value = 1, 515 }, 516 { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, 517 .name = "Amp Master Playback Volume", 518 .info = snd_pmac_awacs_info_master_amp, 519 .get = snd_pmac_awacs_get_master_amp, 520 .put = snd_pmac_awacs_put_master_amp, 521 }, 522 }; 523 524 static struct snd_kcontrol_new snd_pmac_awacs_amp_hp_sw __initdata = { 525 .iface = SNDRV_CTL_ELEM_IFACE_MIXER, 526 .name = "Headphone Playback Switch", 527 .info = snd_pmac_boolean_stereo_info, 528 .get = snd_pmac_awacs_get_switch_amp, 529 .put = snd_pmac_awacs_put_switch_amp, 530 .private_value = AMP_CH_HD, 531 }; 532 533 static struct snd_kcontrol_new snd_pmac_awacs_amp_spk_sw __initdata = { 534 .iface = SNDRV_CTL_ELEM_IFACE_MIXER, 535 .name = "PC Speaker Playback Switch", 536 .info = snd_pmac_boolean_stereo_info, 537 .get = snd_pmac_awacs_get_switch_amp, 538 .put = snd_pmac_awacs_put_switch_amp, 539 .private_value = AMP_CH_SPK, 540 }; 541 542 #endif /* PMAC_AMP_AVAIL */ 543 544 545 /* 546 * mic boost for screamer 547 */ 548 static int snd_pmac_screamer_mic_boost_info(struct snd_kcontrol *kcontrol, 549 struct snd_ctl_elem_info *uinfo) 550 { 551 uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER; 552 uinfo->count = 1; 553 uinfo->value.integer.min = 0; 554 uinfo->value.integer.max = 3; 555 return 0; 556 } 557 558 static int snd_pmac_screamer_mic_boost_get(struct snd_kcontrol *kcontrol, 559 struct snd_ctl_elem_value *ucontrol) 560 { 561 struct snd_pmac *chip = snd_kcontrol_chip(kcontrol); 562 int val = 0; 563 unsigned long flags; 564 565 spin_lock_irqsave(&chip->reg_lock, flags); 566 if (chip->awacs_reg[6] & MASK_MIC_BOOST) 567 val |= 2; 568 if (chip->awacs_reg[0] & MASK_GAINLINE) 569 val |= 1; 570 spin_unlock_irqrestore(&chip->reg_lock, flags); 571 ucontrol->value.integer.value[0] = val; 572 return 0; 573 } 574 575 static int snd_pmac_screamer_mic_boost_put(struct snd_kcontrol *kcontrol, 576 struct snd_ctl_elem_value *ucontrol) 577 { 578 struct snd_pmac *chip = snd_kcontrol_chip(kcontrol); 579 int changed = 0; 580 int val0, val6; 581 unsigned long flags; 582 583 spin_lock_irqsave(&chip->reg_lock, flags); 584 val0 = chip->awacs_reg[0] & ~MASK_GAINLINE; 585 val6 = chip->awacs_reg[6] & ~MASK_MIC_BOOST; 586 if (ucontrol->value.integer.value[0] & 1) 587 val0 |= MASK_GAINLINE; 588 if (ucontrol->value.integer.value[0] & 2) 589 val6 |= MASK_MIC_BOOST; 590 if (val0 != chip->awacs_reg[0]) { 591 snd_pmac_awacs_write_reg(chip, 0, val0); 592 changed = 1; 593 } 594 if (val6 != chip->awacs_reg[6]) { 595 snd_pmac_awacs_write_reg(chip, 6, val6); 596 changed = 1; 597 } 598 spin_unlock_irqrestore(&chip->reg_lock, flags); 599 return changed; 600 } 601 602 /* 603 * lists of mixer elements 604 */ 605 static struct snd_kcontrol_new snd_pmac_awacs_mixers[] __initdata = { 606 AWACS_SWITCH("Master Capture Switch", 1, SHIFT_LOOPTHRU, 0), 607 AWACS_VOLUME("Master Capture Volume", 0, 4, 0), 608 /* AWACS_SWITCH("Unknown Playback Switch", 6, SHIFT_PAROUT0, 0), */ 609 }; 610 611 static struct snd_kcontrol_new snd_pmac_screamer_mixers_beige[] __initdata = { 612 AWACS_VOLUME("Master Playback Volume", 2, 6, 1), 613 AWACS_VOLUME("Play-through Playback Volume", 5, 6, 1), 614 AWACS_SWITCH("Line Capture Switch", 0, SHIFT_MUX_MIC, 0), 615 AWACS_SWITCH("CD Capture Switch", 0, SHIFT_MUX_LINE, 0), 616 }; 617 618 static struct snd_kcontrol_new snd_pmac_screamer_mixers_imac[] __initdata = { 619 AWACS_VOLUME("Line out Playback Volume", 2, 6, 1), 620 AWACS_VOLUME("Master Playback Volume", 5, 6, 1), 621 AWACS_SWITCH("CD Capture Switch", 0, SHIFT_MUX_CD, 0), 622 }; 623 624 static struct snd_kcontrol_new snd_pmac_awacs_mixers_pmac7500[] __initdata = { 625 AWACS_VOLUME("Line out Playback Volume", 2, 6, 1), 626 AWACS_SWITCH("CD Capture Switch", 0, SHIFT_MUX_CD, 0), 627 AWACS_SWITCH("Line Capture Switch", 0, SHIFT_MUX_MIC, 0), 628 }; 629 630 static struct snd_kcontrol_new snd_pmac_awacs_mixers_pmac[] __initdata = { 631 AWACS_VOLUME("Master Playback Volume", 2, 6, 1), 632 AWACS_SWITCH("CD Capture Switch", 0, SHIFT_MUX_CD, 0), 633 }; 634 635 /* FIXME: is this correct order? 636 * screamer (powerbook G3 pismo) seems to have different bits... 637 */ 638 static struct snd_kcontrol_new snd_pmac_awacs_mixers2[] __initdata = { 639 AWACS_SWITCH("Line Capture Switch", 0, SHIFT_MUX_LINE, 0), 640 AWACS_SWITCH("Mic Capture Switch", 0, SHIFT_MUX_MIC, 0), 641 }; 642 643 static struct snd_kcontrol_new snd_pmac_screamer_mixers2[] __initdata = { 644 AWACS_SWITCH("Line Capture Switch", 0, SHIFT_MUX_MIC, 0), 645 AWACS_SWITCH("Mic Capture Switch", 0, SHIFT_MUX_LINE, 0), 646 }; 647 648 static struct snd_kcontrol_new snd_pmac_awacs_master_sw __initdata = 649 AWACS_SWITCH("Master Playback Switch", 1, SHIFT_HDMUTE, 1); 650 651 static struct snd_kcontrol_new snd_pmac_awacs_master_sw_imac __initdata = 652 AWACS_SWITCH("Line out Playback Switch", 1, SHIFT_HDMUTE, 1); 653 654 static struct snd_kcontrol_new snd_pmac_awacs_mic_boost[] __initdata = { 655 AWACS_SWITCH("Mic Boost Capture Switch", 0, SHIFT_GAINLINE, 0), 656 }; 657 658 static struct snd_kcontrol_new snd_pmac_screamer_mic_boost[] __initdata = { 659 { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, 660 .name = "Mic Boost Capture Volume", 661 .info = snd_pmac_screamer_mic_boost_info, 662 .get = snd_pmac_screamer_mic_boost_get, 663 .put = snd_pmac_screamer_mic_boost_put, 664 }, 665 }; 666 667 static struct snd_kcontrol_new snd_pmac_awacs_mic_boost_pmac7500[] __initdata = 668 { 669 AWACS_SWITCH("Line Boost Capture Switch", 0, SHIFT_GAINLINE, 0), 670 }; 671 672 static struct snd_kcontrol_new snd_pmac_screamer_mic_boost_beige[] __initdata = 673 { 674 AWACS_SWITCH("Line Boost Capture Switch", 0, SHIFT_GAINLINE, 0), 675 AWACS_SWITCH("CD Boost Capture Switch", 6, SHIFT_MIC_BOOST, 0), 676 }; 677 678 static struct snd_kcontrol_new snd_pmac_screamer_mic_boost_imac[] __initdata = 679 { 680 AWACS_SWITCH("Line Boost Capture Switch", 0, SHIFT_GAINLINE, 0), 681 AWACS_SWITCH("Mic Boost Capture Switch", 6, SHIFT_MIC_BOOST, 0), 682 }; 683 684 static struct snd_kcontrol_new snd_pmac_awacs_speaker_vol[] __initdata = { 685 AWACS_VOLUME("PC Speaker Playback Volume", 4, 6, 1), 686 }; 687 688 static struct snd_kcontrol_new snd_pmac_awacs_speaker_sw __initdata = 689 AWACS_SWITCH("PC Speaker Playback Switch", 1, SHIFT_SPKMUTE, 1); 690 691 static struct snd_kcontrol_new snd_pmac_awacs_speaker_sw_imac __initdata = 692 AWACS_SWITCH("PC Speaker Playback Switch", 1, SHIFT_PAROUT1, 0); 693 694 695 /* 696 * add new mixer elements to the card 697 */ 698 static int build_mixers(struct snd_pmac *chip, int nums, 699 struct snd_kcontrol_new *mixers) 700 { 701 int i, err; 702 703 for (i = 0; i < nums; i++) { 704 err = snd_ctl_add(chip->card, snd_ctl_new1(&mixers[i], chip)); 705 if (err < 0) 706 return err; 707 } 708 return 0; 709 } 710 711 712 /* 713 * restore all registers 714 */ 715 static void awacs_restore_all_regs(struct snd_pmac *chip) 716 { 717 snd_pmac_awacs_write_noreg(chip, 0, chip->awacs_reg[0]); 718 snd_pmac_awacs_write_noreg(chip, 1, chip->awacs_reg[1]); 719 snd_pmac_awacs_write_noreg(chip, 2, chip->awacs_reg[2]); 720 snd_pmac_awacs_write_noreg(chip, 4, chip->awacs_reg[4]); 721 if (chip->model == PMAC_SCREAMER) { 722 snd_pmac_awacs_write_noreg(chip, 5, chip->awacs_reg[5]); 723 snd_pmac_awacs_write_noreg(chip, 6, chip->awacs_reg[6]); 724 snd_pmac_awacs_write_noreg(chip, 7, chip->awacs_reg[7]); 725 } 726 } 727 728 #ifdef CONFIG_PM 729 static void snd_pmac_awacs_suspend(struct snd_pmac *chip) 730 { 731 snd_pmac_awacs_write_noreg(chip, 1, (chip->awacs_reg[1] 732 | MASK_AMUTE | MASK_CMUTE)); 733 } 734 735 static void snd_pmac_awacs_resume(struct snd_pmac *chip) 736 { 737 if (machine_is_compatible("PowerBook3,1") 738 || machine_is_compatible("PowerBook3,2")) { 739 msleep(100); 740 snd_pmac_awacs_write_reg(chip, 1, 741 chip->awacs_reg[1] & ~MASK_PAROUT); 742 msleep(300); 743 } 744 745 awacs_restore_all_regs(chip); 746 if (chip->model == PMAC_SCREAMER) { 747 /* reset power bits in reg 6 */ 748 mdelay(5); 749 snd_pmac_awacs_write_noreg(chip, 6, chip->awacs_reg[6]); 750 } 751 screamer_recalibrate(chip); 752 #ifdef PMAC_AMP_AVAIL 753 if (chip->mixer_data) { 754 struct awacs_amp *amp = chip->mixer_data; 755 awacs_amp_set_vol(amp, 0, 756 amp->amp_vol[0][0], amp->amp_vol[0][1], 0); 757 awacs_amp_set_vol(amp, 1, 758 amp->amp_vol[1][0], amp->amp_vol[1][1], 0); 759 awacs_amp_set_tone(amp, amp->amp_tone[0], amp->amp_tone[1]); 760 awacs_amp_set_master(amp, amp->amp_master); 761 } 762 #endif 763 } 764 #endif /* CONFIG_PM */ 765 766 #define IS_PM7500 (machine_is_compatible("AAPL,7500")) 767 #define IS_BEIGE (machine_is_compatible("AAPL,Gossamer")) 768 #define IS_IMAC (machine_is_compatible("PowerMac2,1") \ 769 || machine_is_compatible("PowerMac2,2") \ 770 || machine_is_compatible("PowerMac4,1")) 771 772 static int imac; 773 774 #ifdef PMAC_SUPPORT_AUTOMUTE 775 /* 776 * auto-mute stuffs 777 */ 778 static int snd_pmac_awacs_detect_headphone(struct snd_pmac *chip) 779 { 780 return (in_le32(&chip->awacs->codec_stat) & chip->hp_stat_mask) ? 1 : 0; 781 } 782 783 #ifdef PMAC_AMP_AVAIL 784 static int toggle_amp_mute(struct awacs_amp *amp, int index, int mute) 785 { 786 int vol[2]; 787 vol[0] = amp->amp_vol[index][0] & 31; 788 vol[1] = amp->amp_vol[index][1] & 31; 789 if (mute) { 790 vol[0] |= 32; 791 vol[1] |= 32; 792 } 793 return awacs_amp_set_vol(amp, index, vol[0], vol[1], 1); 794 } 795 #endif 796 797 static void snd_pmac_awacs_update_automute(struct snd_pmac *chip, int do_notify) 798 { 799 if (chip->auto_mute) { 800 #ifdef PMAC_AMP_AVAIL 801 if (chip->mixer_data) { 802 struct awacs_amp *amp = chip->mixer_data; 803 int changed; 804 if (snd_pmac_awacs_detect_headphone(chip)) { 805 changed = toggle_amp_mute(amp, AMP_CH_HD, 0); 806 changed |= toggle_amp_mute(amp, AMP_CH_SPK, 1); 807 } else { 808 changed = toggle_amp_mute(amp, AMP_CH_HD, 1); 809 changed |= toggle_amp_mute(amp, AMP_CH_SPK, 0); 810 } 811 if (do_notify && ! changed) 812 return; 813 } else 814 #endif 815 { 816 int reg = chip->awacs_reg[1] 817 | (MASK_HDMUTE | MASK_SPKMUTE); 818 if (imac) { 819 reg &= ~MASK_SPKMUTE; 820 reg &= ~MASK_PAROUT1; 821 } 822 if (snd_pmac_awacs_detect_headphone(chip)) 823 reg &= ~MASK_HDMUTE; 824 else if (imac) 825 reg |= MASK_PAROUT1; 826 else 827 reg &= ~MASK_SPKMUTE; 828 if (do_notify && reg == chip->awacs_reg[1]) 829 return; 830 snd_pmac_awacs_write_reg(chip, 1, reg); 831 } 832 if (do_notify) { 833 snd_ctl_notify(chip->card, SNDRV_CTL_EVENT_MASK_VALUE, 834 &chip->master_sw_ctl->id); 835 snd_ctl_notify(chip->card, SNDRV_CTL_EVENT_MASK_VALUE, 836 &chip->speaker_sw_ctl->id); 837 snd_ctl_notify(chip->card, SNDRV_CTL_EVENT_MASK_VALUE, 838 &chip->hp_detect_ctl->id); 839 } 840 } 841 } 842 #endif /* PMAC_SUPPORT_AUTOMUTE */ 843 844 845 /* 846 * initialize chip 847 */ 848 int __init 849 snd_pmac_awacs_init(struct snd_pmac *chip) 850 { 851 int pm7500 = IS_PM7500; 852 int beige = IS_BEIGE; 853 int err, vol; 854 855 imac = IS_IMAC; 856 /* looks like MASK_GAINLINE triggers something, so we set here 857 * as start-up 858 */ 859 chip->awacs_reg[0] = MASK_MUX_CD | 0xff | MASK_GAINLINE; 860 chip->awacs_reg[1] = MASK_CMUTE | MASK_AMUTE; 861 /* FIXME: Only machines with external SRS module need MASK_PAROUT */ 862 if (chip->has_iic || chip->device_id == 0x5 || 863 /* chip->_device_id == 0x8 || */ 864 chip->device_id == 0xb) 865 chip->awacs_reg[1] |= MASK_PAROUT; 866 /* get default volume from nvram */ 867 // vol = (~nvram_read_byte(0x1308) & 7) << 1; 868 // vol = ((pmac_xpram_read( 8 ) & 7 ) << 1 ); 869 vol = 0x0f; /* no, on alsa, muted as default */ 870 vol = vol + (vol << 6); 871 chip->awacs_reg[2] = vol; 872 chip->awacs_reg[4] = vol; 873 if (chip->model == PMAC_SCREAMER) { 874 /* FIXME: screamer has loopthru vol control */ 875 chip->awacs_reg[5] = vol; 876 /* FIXME: maybe should be vol << 3 for PCMCIA speaker */ 877 chip->awacs_reg[6] = MASK_MIC_BOOST; 878 chip->awacs_reg[7] = 0; 879 } 880 881 awacs_restore_all_regs(chip); 882 chip->manufacturer = (in_le32(&chip->awacs->codec_stat) >> 8) & 0xf; 883 screamer_recalibrate(chip); 884 885 chip->revision = (in_le32(&chip->awacs->codec_stat) >> 12) & 0xf; 886 #ifdef PMAC_AMP_AVAIL 887 if (chip->revision == 3 && chip->has_iic && CHECK_CUDA_AMP()) { 888 struct awacs_amp *amp = kzalloc(sizeof(*amp), GFP_KERNEL); 889 if (! amp) 890 return -ENOMEM; 891 chip->mixer_data = amp; 892 chip->mixer_free = awacs_amp_free; 893 /* mute and zero vol */ 894 awacs_amp_set_vol(amp, 0, 63, 63, 0); 895 awacs_amp_set_vol(amp, 1, 63, 63, 0); 896 awacs_amp_set_tone(amp, 7, 7); /* 0 dB */ 897 awacs_amp_set_master(amp, 79); /* 0 dB */ 898 } 899 #endif /* PMAC_AMP_AVAIL */ 900 901 if (chip->hp_stat_mask == 0) { 902 /* set headphone-jack detection bit */ 903 switch (chip->model) { 904 case PMAC_AWACS: 905 chip->hp_stat_mask = pm7500 ? MASK_HDPCONN 906 : MASK_LOCONN; 907 break; 908 case PMAC_SCREAMER: 909 switch (chip->device_id) { 910 case 0x08: 911 case 0x0B: 912 chip->hp_stat_mask = imac 913 ? MASK_LOCONN_IMAC | 914 MASK_HDPLCONN_IMAC | 915 MASK_HDPRCONN_IMAC 916 : MASK_HDPCONN; 917 break; 918 case 0x00: 919 case 0x05: 920 chip->hp_stat_mask = MASK_LOCONN; 921 break; 922 default: 923 chip->hp_stat_mask = MASK_HDPCONN; 924 break; 925 } 926 break; 927 default: 928 snd_BUG(); 929 break; 930 } 931 } 932 933 /* 934 * build mixers 935 */ 936 strcpy(chip->card->mixername, "PowerMac AWACS"); 937 938 err = build_mixers(chip, ARRAY_SIZE(snd_pmac_awacs_mixers), 939 snd_pmac_awacs_mixers); 940 if (err < 0) 941 return err; 942 if (beige) 943 ; 944 else if (chip->model == PMAC_SCREAMER) 945 err = build_mixers(chip, ARRAY_SIZE(snd_pmac_screamer_mixers2), 946 snd_pmac_screamer_mixers2); 947 else if (!pm7500) 948 err = build_mixers(chip, ARRAY_SIZE(snd_pmac_awacs_mixers2), 949 snd_pmac_awacs_mixers2); 950 if (err < 0) 951 return err; 952 if (pm7500) 953 err = build_mixers(chip, 954 ARRAY_SIZE(snd_pmac_awacs_mixers_pmac7500), 955 snd_pmac_awacs_mixers_pmac7500); 956 else if (beige) 957 err = build_mixers(chip, 958 ARRAY_SIZE(snd_pmac_screamer_mixers_beige), 959 snd_pmac_screamer_mixers_beige); 960 else if (imac) 961 err = build_mixers(chip, 962 ARRAY_SIZE(snd_pmac_screamer_mixers_imac), 963 snd_pmac_screamer_mixers_imac); 964 else 965 err = build_mixers(chip, 966 ARRAY_SIZE(snd_pmac_awacs_mixers_pmac), 967 snd_pmac_awacs_mixers_pmac); 968 if (err < 0) 969 return err; 970 chip->master_sw_ctl = snd_ctl_new1((pm7500 || imac) 971 ? &snd_pmac_awacs_master_sw_imac 972 : &snd_pmac_awacs_master_sw, chip); 973 err = snd_ctl_add(chip->card, chip->master_sw_ctl); 974 if (err < 0) 975 return err; 976 #ifdef PMAC_AMP_AVAIL 977 if (chip->mixer_data) { 978 /* use amplifier. the signal is connected from route A 979 * to the amp. the amp has its headphone and speaker 980 * volumes and mute switches, so we use them instead of 981 * screamer registers. 982 * in this case, it seems the route C is not used. 983 */ 984 err = build_mixers(chip, ARRAY_SIZE(snd_pmac_awacs_amp_vol), 985 snd_pmac_awacs_amp_vol); 986 if (err < 0) 987 return err; 988 /* overwrite */ 989 chip->master_sw_ctl = snd_ctl_new1(&snd_pmac_awacs_amp_hp_sw, 990 chip); 991 err = snd_ctl_add(chip->card, chip->master_sw_ctl); 992 if (err < 0) 993 return err; 994 chip->speaker_sw_ctl = snd_ctl_new1(&snd_pmac_awacs_amp_spk_sw, 995 chip); 996 err = snd_ctl_add(chip->card, chip->speaker_sw_ctl); 997 if (err < 0) 998 return err; 999 } else 1000 #endif /* PMAC_AMP_AVAIL */ 1001 { 1002 /* route A = headphone, route C = speaker */ 1003 err = build_mixers(chip, ARRAY_SIZE(snd_pmac_awacs_speaker_vol), 1004 snd_pmac_awacs_speaker_vol); 1005 if (err < 0) 1006 return err; 1007 chip->speaker_sw_ctl = snd_ctl_new1(imac 1008 ? &snd_pmac_awacs_speaker_sw_imac 1009 : &snd_pmac_awacs_speaker_sw, chip); 1010 err = snd_ctl_add(chip->card, chip->speaker_sw_ctl); 1011 if (err < 0) 1012 return err; 1013 } 1014 1015 if (beige) 1016 err = build_mixers(chip, 1017 ARRAY_SIZE(snd_pmac_screamer_mic_boost_beige), 1018 snd_pmac_screamer_mic_boost_beige); 1019 else if (imac) 1020 err = build_mixers(chip, 1021 ARRAY_SIZE(snd_pmac_screamer_mic_boost_imac), 1022 snd_pmac_screamer_mic_boost_imac); 1023 else if (chip->model == PMAC_SCREAMER) 1024 err = build_mixers(chip, 1025 ARRAY_SIZE(snd_pmac_screamer_mic_boost), 1026 snd_pmac_screamer_mic_boost); 1027 else if (pm7500) 1028 err = build_mixers(chip, 1029 ARRAY_SIZE(snd_pmac_awacs_mic_boost_pmac7500), 1030 snd_pmac_awacs_mic_boost_pmac7500); 1031 else 1032 err = build_mixers(chip, ARRAY_SIZE(snd_pmac_awacs_mic_boost), 1033 snd_pmac_awacs_mic_boost); 1034 if (err < 0) 1035 return err; 1036 1037 /* 1038 * set lowlevel callbacks 1039 */ 1040 chip->set_format = snd_pmac_awacs_set_format; 1041 #ifdef CONFIG_PM 1042 chip->suspend = snd_pmac_awacs_suspend; 1043 chip->resume = snd_pmac_awacs_resume; 1044 #endif 1045 #ifdef PMAC_SUPPORT_AUTOMUTE 1046 err = snd_pmac_add_automute(chip); 1047 if (err < 0) 1048 return err; 1049 chip->detect_headphone = snd_pmac_awacs_detect_headphone; 1050 chip->update_automute = snd_pmac_awacs_update_automute; 1051 snd_pmac_awacs_update_automute(chip, 0); /* update the status only */ 1052 #endif 1053 if (chip->model == PMAC_SCREAMER) { 1054 snd_pmac_awacs_write_noreg(chip, 6, chip->awacs_reg[6]); 1055 snd_pmac_awacs_write_noreg(chip, 0, chip->awacs_reg[0]); 1056 } 1057 1058 return 0; 1059 } 1060