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 if (!amp) 323 return; 324 kfree(amp); 325 chip->mixer_data = NULL; 326 chip->mixer_free = NULL; 327 } 328 329 330 /* 331 * mixer controls 332 */ 333 static int snd_pmac_awacs_info_volume_amp(struct snd_kcontrol *kcontrol, 334 struct snd_ctl_elem_info *uinfo) 335 { 336 uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER; 337 uinfo->count = 2; 338 uinfo->value.integer.min = 0; 339 uinfo->value.integer.max = 31; 340 return 0; 341 } 342 343 static int snd_pmac_awacs_get_volume_amp(struct snd_kcontrol *kcontrol, 344 struct snd_ctl_elem_value *ucontrol) 345 { 346 struct snd_pmac *chip = snd_kcontrol_chip(kcontrol); 347 int index = kcontrol->private_value; 348 struct awacs_amp *amp = chip->mixer_data; 349 350 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; 362 363 vol[0] = (31 - (ucontrol->value.integer.value[0] & 31)) 364 | (amp->amp_vol[index][0] & 32); 365 vol[1] = (31 - (ucontrol->value.integer.value[1] & 31)) 366 | (amp->amp_vol[index][1] & 32); 367 return awacs_amp_set_vol(amp, index, vol[0], vol[1], 1); 368 } 369 370 static int snd_pmac_awacs_get_switch_amp(struct snd_kcontrol *kcontrol, 371 struct snd_ctl_elem_value *ucontrol) 372 { 373 struct snd_pmac *chip = snd_kcontrol_chip(kcontrol); 374 int index = kcontrol->private_value; 375 struct awacs_amp *amp = chip->mixer_data; 376 377 ucontrol->value.integer.value[0] = (amp->amp_vol[index][0] & 32) 378 ? 0 : 1; 379 ucontrol->value.integer.value[1] = (amp->amp_vol[index][1] & 32) 380 ? 0 : 1; 381 return 0; 382 } 383 384 static int snd_pmac_awacs_put_switch_amp(struct snd_kcontrol *kcontrol, 385 struct snd_ctl_elem_value *ucontrol) 386 { 387 struct snd_pmac *chip = snd_kcontrol_chip(kcontrol); 388 int index = kcontrol->private_value; 389 int vol[2]; 390 struct awacs_amp *amp = chip->mixer_data; 391 392 vol[0] = (ucontrol->value.integer.value[0] ? 0 : 32) 393 | (amp->amp_vol[index][0] & 31); 394 vol[1] = (ucontrol->value.integer.value[1] ? 0 : 32) 395 | (amp->amp_vol[index][1] & 31); 396 return awacs_amp_set_vol(amp, index, vol[0], vol[1], 1); 397 } 398 399 static int snd_pmac_awacs_info_tone_amp(struct snd_kcontrol *kcontrol, 400 struct snd_ctl_elem_info *uinfo) 401 { 402 uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER; 403 uinfo->count = 1; 404 uinfo->value.integer.min = 0; 405 uinfo->value.integer.max = 14; 406 return 0; 407 } 408 409 static int snd_pmac_awacs_get_tone_amp(struct snd_kcontrol *kcontrol, 410 struct snd_ctl_elem_value *ucontrol) 411 { 412 struct snd_pmac *chip = snd_kcontrol_chip(kcontrol); 413 int index = kcontrol->private_value; 414 struct awacs_amp *amp = chip->mixer_data; 415 416 ucontrol->value.integer.value[0] = amp->amp_tone[index]; 417 return 0; 418 } 419 420 static int snd_pmac_awacs_put_tone_amp(struct snd_kcontrol *kcontrol, 421 struct snd_ctl_elem_value *ucontrol) 422 { 423 struct snd_pmac *chip = snd_kcontrol_chip(kcontrol); 424 int index = kcontrol->private_value; 425 struct awacs_amp *amp = chip->mixer_data; 426 unsigned int val; 427 428 val = ucontrol->value.integer.value[0]; 429 if (val > 14) 430 return -EINVAL; 431 if (val != amp->amp_tone[index]) { 432 amp->amp_tone[index] = val; 433 awacs_amp_set_tone(amp, amp->amp_tone[0], amp->amp_tone[1]); 434 return 1; 435 } 436 return 0; 437 } 438 439 static int snd_pmac_awacs_info_master_amp(struct snd_kcontrol *kcontrol, 440 struct snd_ctl_elem_info *uinfo) 441 { 442 uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER; 443 uinfo->count = 1; 444 uinfo->value.integer.min = 0; 445 uinfo->value.integer.max = 99; 446 return 0; 447 } 448 449 static int snd_pmac_awacs_get_master_amp(struct snd_kcontrol *kcontrol, 450 struct snd_ctl_elem_value *ucontrol) 451 { 452 struct snd_pmac *chip = snd_kcontrol_chip(kcontrol); 453 struct awacs_amp *amp = chip->mixer_data; 454 455 ucontrol->value.integer.value[0] = amp->amp_master; 456 return 0; 457 } 458 459 static int snd_pmac_awacs_put_master_amp(struct snd_kcontrol *kcontrol, 460 struct snd_ctl_elem_value *ucontrol) 461 { 462 struct snd_pmac *chip = snd_kcontrol_chip(kcontrol); 463 struct awacs_amp *amp = chip->mixer_data; 464 unsigned int val; 465 466 val = ucontrol->value.integer.value[0]; 467 if (val > 99) 468 return -EINVAL; 469 if (val != amp->amp_master) { 470 amp->amp_master = val; 471 awacs_amp_set_master(amp, amp->amp_master); 472 return 1; 473 } 474 return 0; 475 } 476 477 #define AMP_CH_SPK 0 478 #define AMP_CH_HD 1 479 480 static struct snd_kcontrol_new snd_pmac_awacs_amp_vol[] __initdata = { 481 { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, 482 .name = "PC Speaker Playback Volume", 483 .info = snd_pmac_awacs_info_volume_amp, 484 .get = snd_pmac_awacs_get_volume_amp, 485 .put = snd_pmac_awacs_put_volume_amp, 486 .private_value = AMP_CH_SPK, 487 }, 488 { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, 489 .name = "Headphone 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_HD, 494 }, 495 { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, 496 .name = "Tone Control - Bass", 497 .info = snd_pmac_awacs_info_tone_amp, 498 .get = snd_pmac_awacs_get_tone_amp, 499 .put = snd_pmac_awacs_put_tone_amp, 500 .private_value = 0, 501 }, 502 { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, 503 .name = "Tone Control - Treble", 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 = 1, 508 }, 509 { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, 510 .name = "Amp Master Playback Volume", 511 .info = snd_pmac_awacs_info_master_amp, 512 .get = snd_pmac_awacs_get_master_amp, 513 .put = snd_pmac_awacs_put_master_amp, 514 }, 515 }; 516 517 static struct snd_kcontrol_new snd_pmac_awacs_amp_hp_sw __initdata = { 518 .iface = SNDRV_CTL_ELEM_IFACE_MIXER, 519 .name = "Headphone Playback Switch", 520 .info = snd_pmac_boolean_stereo_info, 521 .get = snd_pmac_awacs_get_switch_amp, 522 .put = snd_pmac_awacs_put_switch_amp, 523 .private_value = AMP_CH_HD, 524 }; 525 526 static struct snd_kcontrol_new snd_pmac_awacs_amp_spk_sw __initdata = { 527 .iface = SNDRV_CTL_ELEM_IFACE_MIXER, 528 .name = "PC Speaker Playback Switch", 529 .info = snd_pmac_boolean_stereo_info, 530 .get = snd_pmac_awacs_get_switch_amp, 531 .put = snd_pmac_awacs_put_switch_amp, 532 .private_value = AMP_CH_SPK, 533 }; 534 535 #endif /* PMAC_AMP_AVAIL */ 536 537 538 /* 539 * mic boost for screamer 540 */ 541 static int snd_pmac_screamer_mic_boost_info(struct snd_kcontrol *kcontrol, 542 struct snd_ctl_elem_info *uinfo) 543 { 544 uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER; 545 uinfo->count = 1; 546 uinfo->value.integer.min = 0; 547 uinfo->value.integer.max = 3; 548 return 0; 549 } 550 551 static int snd_pmac_screamer_mic_boost_get(struct snd_kcontrol *kcontrol, 552 struct snd_ctl_elem_value *ucontrol) 553 { 554 struct snd_pmac *chip = snd_kcontrol_chip(kcontrol); 555 int val = 0; 556 unsigned long flags; 557 558 spin_lock_irqsave(&chip->reg_lock, flags); 559 if (chip->awacs_reg[6] & MASK_MIC_BOOST) 560 val |= 2; 561 if (chip->awacs_reg[0] & MASK_GAINLINE) 562 val |= 1; 563 spin_unlock_irqrestore(&chip->reg_lock, flags); 564 ucontrol->value.integer.value[0] = val; 565 return 0; 566 } 567 568 static int snd_pmac_screamer_mic_boost_put(struct snd_kcontrol *kcontrol, 569 struct snd_ctl_elem_value *ucontrol) 570 { 571 struct snd_pmac *chip = snd_kcontrol_chip(kcontrol); 572 int changed = 0; 573 int val0, val6; 574 unsigned long flags; 575 576 spin_lock_irqsave(&chip->reg_lock, flags); 577 val0 = chip->awacs_reg[0] & ~MASK_GAINLINE; 578 val6 = chip->awacs_reg[6] & ~MASK_MIC_BOOST; 579 if (ucontrol->value.integer.value[0] & 1) 580 val0 |= MASK_GAINLINE; 581 if (ucontrol->value.integer.value[0] & 2) 582 val6 |= MASK_MIC_BOOST; 583 if (val0 != chip->awacs_reg[0]) { 584 snd_pmac_awacs_write_reg(chip, 0, val0); 585 changed = 1; 586 } 587 if (val6 != chip->awacs_reg[6]) { 588 snd_pmac_awacs_write_reg(chip, 6, val6); 589 changed = 1; 590 } 591 spin_unlock_irqrestore(&chip->reg_lock, flags); 592 return changed; 593 } 594 595 /* 596 * lists of mixer elements 597 */ 598 static struct snd_kcontrol_new snd_pmac_awacs_mixers[] __initdata = { 599 AWACS_SWITCH("Master Capture Switch", 1, SHIFT_LOOPTHRU, 0), 600 AWACS_VOLUME("Master Capture Volume", 0, 4, 0), 601 /* AWACS_SWITCH("Unknown Playback Switch", 6, SHIFT_PAROUT0, 0), */ 602 }; 603 604 static struct snd_kcontrol_new snd_pmac_screamer_mixers_beige[] __initdata = { 605 AWACS_VOLUME("Master Playback Volume", 2, 6, 1), 606 AWACS_VOLUME("Play-through Playback Volume", 5, 6, 1), 607 AWACS_SWITCH("Line Capture Switch", 0, SHIFT_MUX_MIC, 0), 608 AWACS_SWITCH("CD Capture Switch", 0, SHIFT_MUX_LINE, 0), 609 }; 610 611 static struct snd_kcontrol_new snd_pmac_screamer_mixers_imac[] __initdata = { 612 AWACS_VOLUME("Line out Playback Volume", 2, 6, 1), 613 AWACS_VOLUME("Master Playback Volume", 5, 6, 1), 614 AWACS_SWITCH("CD Capture Switch", 0, SHIFT_MUX_CD, 0), 615 }; 616 617 static struct snd_kcontrol_new snd_pmac_screamer_mixers_g4agp[] __initdata = { 618 AWACS_VOLUME("Line out Playback Volume", 2, 6, 1), 619 AWACS_VOLUME("Master Playback Volume", 5, 6, 1), 620 AWACS_SWITCH("CD Capture Switch", 0, SHIFT_MUX_CD, 0), 621 AWACS_SWITCH("Line Capture Switch", 0, SHIFT_MUX_MIC, 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_imac1 __initdata = 692 AWACS_SWITCH("PC Speaker Playback Switch", 1, SHIFT_PAROUT1, 1); 693 694 static struct snd_kcontrol_new snd_pmac_awacs_speaker_sw_imac2 __initdata = 695 AWACS_SWITCH("PC Speaker Playback Switch", 1, SHIFT_PAROUT1, 0); 696 697 698 /* 699 * add new mixer elements to the card 700 */ 701 static int build_mixers(struct snd_pmac *chip, int nums, 702 struct snd_kcontrol_new *mixers) 703 { 704 int i, err; 705 706 for (i = 0; i < nums; i++) { 707 err = snd_ctl_add(chip->card, snd_ctl_new1(&mixers[i], chip)); 708 if (err < 0) 709 return err; 710 } 711 return 0; 712 } 713 714 715 /* 716 * restore all registers 717 */ 718 static void awacs_restore_all_regs(struct snd_pmac *chip) 719 { 720 snd_pmac_awacs_write_noreg(chip, 0, chip->awacs_reg[0]); 721 snd_pmac_awacs_write_noreg(chip, 1, chip->awacs_reg[1]); 722 snd_pmac_awacs_write_noreg(chip, 2, chip->awacs_reg[2]); 723 snd_pmac_awacs_write_noreg(chip, 4, chip->awacs_reg[4]); 724 if (chip->model == PMAC_SCREAMER) { 725 snd_pmac_awacs_write_noreg(chip, 5, chip->awacs_reg[5]); 726 snd_pmac_awacs_write_noreg(chip, 6, chip->awacs_reg[6]); 727 snd_pmac_awacs_write_noreg(chip, 7, chip->awacs_reg[7]); 728 } 729 } 730 731 #ifdef CONFIG_PM 732 static void snd_pmac_awacs_suspend(struct snd_pmac *chip) 733 { 734 snd_pmac_awacs_write_noreg(chip, 1, (chip->awacs_reg[1] 735 | MASK_AMUTE | MASK_CMUTE)); 736 } 737 738 static void snd_pmac_awacs_resume(struct snd_pmac *chip) 739 { 740 if (machine_is_compatible("PowerBook3,1") 741 || machine_is_compatible("PowerBook3,2")) { 742 msleep(100); 743 snd_pmac_awacs_write_reg(chip, 1, 744 chip->awacs_reg[1] & ~MASK_PAROUT); 745 msleep(300); 746 } 747 748 awacs_restore_all_regs(chip); 749 if (chip->model == PMAC_SCREAMER) { 750 /* reset power bits in reg 6 */ 751 mdelay(5); 752 snd_pmac_awacs_write_noreg(chip, 6, chip->awacs_reg[6]); 753 } 754 screamer_recalibrate(chip); 755 #ifdef PMAC_AMP_AVAIL 756 if (chip->mixer_data) { 757 struct awacs_amp *amp = chip->mixer_data; 758 awacs_amp_set_vol(amp, 0, 759 amp->amp_vol[0][0], amp->amp_vol[0][1], 0); 760 awacs_amp_set_vol(amp, 1, 761 amp->amp_vol[1][0], amp->amp_vol[1][1], 0); 762 awacs_amp_set_tone(amp, amp->amp_tone[0], amp->amp_tone[1]); 763 awacs_amp_set_master(amp, amp->amp_master); 764 } 765 #endif 766 } 767 #endif /* CONFIG_PM */ 768 769 #define IS_PM7500 (machine_is_compatible("AAPL,7500")) 770 #define IS_BEIGE (machine_is_compatible("AAPL,Gossamer")) 771 #define IS_IMAC1 (machine_is_compatible("PowerMac2,1")) 772 #define IS_IMAC2 (machine_is_compatible("PowerMac2,2") \ 773 || machine_is_compatible("PowerMac4,1")) 774 #define IS_G4AGP (machine_is_compatible("PowerMac3,1")) 775 776 static int imac1, imac2; 777 778 #ifdef PMAC_SUPPORT_AUTOMUTE 779 /* 780 * auto-mute stuffs 781 */ 782 static int snd_pmac_awacs_detect_headphone(struct snd_pmac *chip) 783 { 784 return (in_le32(&chip->awacs->codec_stat) & chip->hp_stat_mask) ? 1 : 0; 785 } 786 787 #ifdef PMAC_AMP_AVAIL 788 static int toggle_amp_mute(struct awacs_amp *amp, int index, int mute) 789 { 790 int vol[2]; 791 vol[0] = amp->amp_vol[index][0] & 31; 792 vol[1] = amp->amp_vol[index][1] & 31; 793 if (mute) { 794 vol[0] |= 32; 795 vol[1] |= 32; 796 } 797 return awacs_amp_set_vol(amp, index, vol[0], vol[1], 1); 798 } 799 #endif 800 801 static void snd_pmac_awacs_update_automute(struct snd_pmac *chip, int do_notify) 802 { 803 if (chip->auto_mute) { 804 #ifdef PMAC_AMP_AVAIL 805 if (chip->mixer_data) { 806 struct awacs_amp *amp = chip->mixer_data; 807 int changed; 808 if (snd_pmac_awacs_detect_headphone(chip)) { 809 changed = toggle_amp_mute(amp, AMP_CH_HD, 0); 810 changed |= toggle_amp_mute(amp, AMP_CH_SPK, 1); 811 } else { 812 changed = toggle_amp_mute(amp, AMP_CH_HD, 1); 813 changed |= toggle_amp_mute(amp, AMP_CH_SPK, 0); 814 } 815 if (do_notify && ! changed) 816 return; 817 } else 818 #endif 819 { 820 int reg = chip->awacs_reg[1] 821 | (MASK_HDMUTE | MASK_SPKMUTE); 822 if (imac1) { 823 reg &= ~MASK_SPKMUTE; 824 reg |= MASK_PAROUT1; 825 } else if (imac2) { 826 reg &= ~MASK_SPKMUTE; 827 reg &= ~MASK_PAROUT1; 828 } 829 if (snd_pmac_awacs_detect_headphone(chip)) 830 reg &= ~MASK_HDMUTE; 831 else if (imac1) 832 reg &= ~MASK_PAROUT1; 833 else if (imac2) 834 reg |= MASK_PAROUT1; 835 else 836 reg &= ~MASK_SPKMUTE; 837 if (do_notify && reg == chip->awacs_reg[1]) 838 return; 839 snd_pmac_awacs_write_reg(chip, 1, reg); 840 } 841 if (do_notify) { 842 snd_ctl_notify(chip->card, SNDRV_CTL_EVENT_MASK_VALUE, 843 &chip->master_sw_ctl->id); 844 snd_ctl_notify(chip->card, SNDRV_CTL_EVENT_MASK_VALUE, 845 &chip->speaker_sw_ctl->id); 846 snd_ctl_notify(chip->card, SNDRV_CTL_EVENT_MASK_VALUE, 847 &chip->hp_detect_ctl->id); 848 } 849 } 850 } 851 #endif /* PMAC_SUPPORT_AUTOMUTE */ 852 853 854 /* 855 * initialize chip 856 */ 857 int __init 858 snd_pmac_awacs_init(struct snd_pmac *chip) 859 { 860 int pm7500 = IS_PM7500; 861 int beige = IS_BEIGE; 862 int g4agp = IS_G4AGP; 863 int imac; 864 int err, vol; 865 866 imac1 = IS_IMAC1; 867 imac2 = IS_IMAC2; 868 imac = imac1 || imac2; 869 /* looks like MASK_GAINLINE triggers something, so we set here 870 * as start-up 871 */ 872 chip->awacs_reg[0] = MASK_MUX_CD | 0xff | MASK_GAINLINE; 873 chip->awacs_reg[1] = MASK_CMUTE | MASK_AMUTE; 874 /* FIXME: Only machines with external SRS module need MASK_PAROUT */ 875 if (chip->has_iic || chip->device_id == 0x5 || 876 /* chip->_device_id == 0x8 || */ 877 chip->device_id == 0xb) 878 chip->awacs_reg[1] |= MASK_PAROUT; 879 /* get default volume from nvram */ 880 // vol = (~nvram_read_byte(0x1308) & 7) << 1; 881 // vol = ((pmac_xpram_read( 8 ) & 7 ) << 1 ); 882 vol = 0x0f; /* no, on alsa, muted as default */ 883 vol = vol + (vol << 6); 884 chip->awacs_reg[2] = vol; 885 chip->awacs_reg[4] = vol; 886 if (chip->model == PMAC_SCREAMER) { 887 /* FIXME: screamer has loopthru vol control */ 888 chip->awacs_reg[5] = vol; 889 /* FIXME: maybe should be vol << 3 for PCMCIA speaker */ 890 chip->awacs_reg[6] = MASK_MIC_BOOST; 891 chip->awacs_reg[7] = 0; 892 } 893 894 awacs_restore_all_regs(chip); 895 chip->manufacturer = (in_le32(&chip->awacs->codec_stat) >> 8) & 0xf; 896 screamer_recalibrate(chip); 897 898 chip->revision = (in_le32(&chip->awacs->codec_stat) >> 12) & 0xf; 899 #ifdef PMAC_AMP_AVAIL 900 if (chip->revision == 3 && chip->has_iic && CHECK_CUDA_AMP()) { 901 struct awacs_amp *amp = kzalloc(sizeof(*amp), GFP_KERNEL); 902 if (! amp) 903 return -ENOMEM; 904 chip->mixer_data = amp; 905 chip->mixer_free = awacs_amp_free; 906 /* mute and zero vol */ 907 awacs_amp_set_vol(amp, 0, 63, 63, 0); 908 awacs_amp_set_vol(amp, 1, 63, 63, 0); 909 awacs_amp_set_tone(amp, 7, 7); /* 0 dB */ 910 awacs_amp_set_master(amp, 79); /* 0 dB */ 911 } 912 #endif /* PMAC_AMP_AVAIL */ 913 914 if (chip->hp_stat_mask == 0) { 915 /* set headphone-jack detection bit */ 916 switch (chip->model) { 917 case PMAC_AWACS: 918 chip->hp_stat_mask = pm7500 ? MASK_HDPCONN 919 : MASK_LOCONN; 920 break; 921 case PMAC_SCREAMER: 922 switch (chip->device_id) { 923 case 0x08: 924 case 0x0B: 925 chip->hp_stat_mask = imac 926 ? MASK_LOCONN_IMAC | 927 MASK_HDPLCONN_IMAC | 928 MASK_HDPRCONN_IMAC 929 : MASK_HDPCONN; 930 break; 931 case 0x00: 932 case 0x05: 933 chip->hp_stat_mask = MASK_LOCONN; 934 break; 935 default: 936 chip->hp_stat_mask = MASK_HDPCONN; 937 break; 938 } 939 break; 940 default: 941 snd_BUG(); 942 break; 943 } 944 } 945 946 /* 947 * build mixers 948 */ 949 strcpy(chip->card->mixername, "PowerMac AWACS"); 950 951 err = build_mixers(chip, ARRAY_SIZE(snd_pmac_awacs_mixers), 952 snd_pmac_awacs_mixers); 953 if (err < 0) 954 return err; 955 if (beige || g4agp) 956 ; 957 else if (chip->model == PMAC_SCREAMER) 958 err = build_mixers(chip, ARRAY_SIZE(snd_pmac_screamer_mixers2), 959 snd_pmac_screamer_mixers2); 960 else if (!pm7500) 961 err = build_mixers(chip, ARRAY_SIZE(snd_pmac_awacs_mixers2), 962 snd_pmac_awacs_mixers2); 963 if (err < 0) 964 return err; 965 if (pm7500) 966 err = build_mixers(chip, 967 ARRAY_SIZE(snd_pmac_awacs_mixers_pmac7500), 968 snd_pmac_awacs_mixers_pmac7500); 969 else if (beige) 970 err = build_mixers(chip, 971 ARRAY_SIZE(snd_pmac_screamer_mixers_beige), 972 snd_pmac_screamer_mixers_beige); 973 else if (imac) 974 err = build_mixers(chip, 975 ARRAY_SIZE(snd_pmac_screamer_mixers_imac), 976 snd_pmac_screamer_mixers_imac); 977 else if (g4agp) 978 err = build_mixers(chip, 979 ARRAY_SIZE(snd_pmac_screamer_mixers_g4agp), 980 snd_pmac_screamer_mixers_g4agp); 981 else 982 err = build_mixers(chip, 983 ARRAY_SIZE(snd_pmac_awacs_mixers_pmac), 984 snd_pmac_awacs_mixers_pmac); 985 if (err < 0) 986 return err; 987 chip->master_sw_ctl = snd_ctl_new1((pm7500 || imac || g4agp) 988 ? &snd_pmac_awacs_master_sw_imac 989 : &snd_pmac_awacs_master_sw, chip); 990 err = snd_ctl_add(chip->card, chip->master_sw_ctl); 991 if (err < 0) 992 return err; 993 #ifdef PMAC_AMP_AVAIL 994 if (chip->mixer_data) { 995 /* use amplifier. the signal is connected from route A 996 * to the amp. the amp has its headphone and speaker 997 * volumes and mute switches, so we use them instead of 998 * screamer registers. 999 * in this case, it seems the route C is not used. 1000 */ 1001 err = build_mixers(chip, ARRAY_SIZE(snd_pmac_awacs_amp_vol), 1002 snd_pmac_awacs_amp_vol); 1003 if (err < 0) 1004 return err; 1005 /* overwrite */ 1006 chip->master_sw_ctl = snd_ctl_new1(&snd_pmac_awacs_amp_hp_sw, 1007 chip); 1008 err = snd_ctl_add(chip->card, chip->master_sw_ctl); 1009 if (err < 0) 1010 return err; 1011 chip->speaker_sw_ctl = snd_ctl_new1(&snd_pmac_awacs_amp_spk_sw, 1012 chip); 1013 err = snd_ctl_add(chip->card, chip->speaker_sw_ctl); 1014 if (err < 0) 1015 return err; 1016 } else 1017 #endif /* PMAC_AMP_AVAIL */ 1018 { 1019 /* route A = headphone, route C = speaker */ 1020 err = build_mixers(chip, ARRAY_SIZE(snd_pmac_awacs_speaker_vol), 1021 snd_pmac_awacs_speaker_vol); 1022 if (err < 0) 1023 return err; 1024 chip->speaker_sw_ctl = snd_ctl_new1(imac1 1025 ? &snd_pmac_awacs_speaker_sw_imac1 1026 : imac2 1027 ? &snd_pmac_awacs_speaker_sw_imac2 1028 : &snd_pmac_awacs_speaker_sw, chip); 1029 err = snd_ctl_add(chip->card, chip->speaker_sw_ctl); 1030 if (err < 0) 1031 return err; 1032 } 1033 1034 if (beige || g4agp) 1035 err = build_mixers(chip, 1036 ARRAY_SIZE(snd_pmac_screamer_mic_boost_beige), 1037 snd_pmac_screamer_mic_boost_beige); 1038 else if (imac) 1039 err = build_mixers(chip, 1040 ARRAY_SIZE(snd_pmac_screamer_mic_boost_imac), 1041 snd_pmac_screamer_mic_boost_imac); 1042 else if (chip->model == PMAC_SCREAMER) 1043 err = build_mixers(chip, 1044 ARRAY_SIZE(snd_pmac_screamer_mic_boost), 1045 snd_pmac_screamer_mic_boost); 1046 else if (pm7500) 1047 err = build_mixers(chip, 1048 ARRAY_SIZE(snd_pmac_awacs_mic_boost_pmac7500), 1049 snd_pmac_awacs_mic_boost_pmac7500); 1050 else 1051 err = build_mixers(chip, ARRAY_SIZE(snd_pmac_awacs_mic_boost), 1052 snd_pmac_awacs_mic_boost); 1053 if (err < 0) 1054 return err; 1055 1056 /* 1057 * set lowlevel callbacks 1058 */ 1059 chip->set_format = snd_pmac_awacs_set_format; 1060 #ifdef CONFIG_PM 1061 chip->suspend = snd_pmac_awacs_suspend; 1062 chip->resume = snd_pmac_awacs_resume; 1063 #endif 1064 #ifdef PMAC_SUPPORT_AUTOMUTE 1065 err = snd_pmac_add_automute(chip); 1066 if (err < 0) 1067 return err; 1068 chip->detect_headphone = snd_pmac_awacs_detect_headphone; 1069 chip->update_automute = snd_pmac_awacs_update_automute; 1070 snd_pmac_awacs_update_automute(chip, 0); /* update the status only */ 1071 #endif 1072 if (chip->model == PMAC_SCREAMER) { 1073 snd_pmac_awacs_write_noreg(chip, 6, chip->awacs_reg[6]); 1074 snd_pmac_awacs_write_noreg(chip, 0, chip->awacs_reg[0]); 1075 } 1076 1077 return 0; 1078 } 1079