sound/ppc/burgundy.c

   1 /*
   2  * PMac Burgundy 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 #include <asm/io.h>
  23 #include <linux/init.h>
  24 #include <linux/delay.h>
  25 #include <sound/core.h>
  26 #include "pmac.h"
  27 #include "burgundy.h"
  28
  29
  30 /* Waits for busy flag to clear */
  31 static inline void
  32 snd_pmac_burgundy_busy_wait(struct snd_pmac *chip)
  33 {
  34         int timeout = 50;
  35         while ((in_le32(&chip->awacs->codec_ctrl) & MASK_NEWECMD) && timeout--)
  36                 udelay(1);
  37         if (timeout < 0)
  38                 printk(KERN_DEBUG "burgundy_busy_wait: timeout\n");
  39 }
  40
  41 static inline void
  42 snd_pmac_burgundy_extend_wait(struct snd_pmac *chip)
  43 {
  44         int timeout;
  45         timeout = 50;
  46         while (!(in_le32(&chip->awacs->codec_stat) & MASK_EXTEND) && timeout--)
  47                 udelay(1);
  48         if (timeout < 0)
  49                 printk(KERN_DEBUG "burgundy_extend_wait: timeout #1\n");
  50         timeout = 50;
  51         while ((in_le32(&chip->awacs->codec_stat) & MASK_EXTEND) && timeout--)
  52                 udelay(1);
  53         if (timeout < 0)
  54                 printk(KERN_DEBUG "burgundy_extend_wait: timeout #2\n");
  55 }
  56
  57 static void
  58 snd_pmac_burgundy_wcw(struct snd_pmac *chip, unsigned addr, unsigned val)
  59 {
  60         out_le32(&chip->awacs->codec_ctrl, addr + 0x200c00 + (val & 0xff));
  61         snd_pmac_burgundy_busy_wait(chip);
  62         out_le32(&chip->awacs->codec_ctrl, addr + 0x200d00 +((val>>8) & 0xff));
  63         snd_pmac_burgundy_busy_wait(chip);
  64         out_le32(&chip->awacs->codec_ctrl, addr + 0x200e00 +((val>>16) & 0xff));
  65         snd_pmac_burgundy_busy_wait(chip);
  66         out_le32(&chip->awacs->codec_ctrl, addr + 0x200f00 +((val>>24) & 0xff));
  67         snd_pmac_burgundy_busy_wait(chip);
  68 }
  69
  70 static unsigned
  71 snd_pmac_burgundy_rcw(struct snd_pmac *chip, unsigned addr)
  72 {
  73         unsigned val = 0;
  74         unsigned long flags;
  75
  76         spin_lock_irqsave(&chip->reg_lock, flags);
  77
  78         out_le32(&chip->awacs->codec_ctrl, addr + 0x100000);
  79         snd_pmac_burgundy_busy_wait(chip);
  80         snd_pmac_burgundy_extend_wait(chip);
  81         val += (in_le32(&chip->awacs->codec_stat) >> 4) & 0xff;
  82
  83         out_le32(&chip->awacs->codec_ctrl, addr + 0x100100);
  84         snd_pmac_burgundy_busy_wait(chip);
  85         snd_pmac_burgundy_extend_wait(chip);
  86         val += ((in_le32(&chip->awacs->codec_stat)>>4) & 0xff) <<8;
  87
  88         out_le32(&chip->awacs->codec_ctrl, addr + 0x100200);
  89         snd_pmac_burgundy_busy_wait(chip);
  90         snd_pmac_burgundy_extend_wait(chip);
  91         val += ((in_le32(&chip->awacs->codec_stat)>>4) & 0xff) <<16;
  92
  93         out_le32(&chip->awacs->codec_ctrl, addr + 0x100300);
  94         snd_pmac_burgundy_busy_wait(chip);
  95         snd_pmac_burgundy_extend_wait(chip);
  96         val += ((in_le32(&chip->awacs->codec_stat)>>4) & 0xff) <<24;
  97
  98         spin_unlock_irqrestore(&chip->reg_lock, flags);
  99
 100         return val;
 101 }
 102
 103 static void
 104 snd_pmac_burgundy_wcb(struct snd_pmac *chip, unsigned int addr,
 105                       unsigned int val)
 106 {
 107         out_le32(&chip->awacs->codec_ctrl, addr + 0x300000 + (val & 0xff));
 108         snd_pmac_burgundy_busy_wait(chip);
 109 }
 110
 111 static unsigned
 112 snd_pmac_burgundy_rcb(struct snd_pmac *chip, unsigned int addr)
 113 {
 114         unsigned val = 0;
 115         unsigned long flags;
 116
 117         spin_lock_irqsave(&chip->reg_lock, flags);
 118
 119         out_le32(&chip->awacs->codec_ctrl, addr + 0x100000);
 120         snd_pmac_burgundy_busy_wait(chip);
 121         snd_pmac_burgundy_extend_wait(chip);
 122         val += (in_le32(&chip->awacs->codec_stat) >> 4) & 0xff;
 123
 124         spin_unlock_irqrestore(&chip->reg_lock, flags);
 125
 126         return val;
 127 }
 128
 129 #define BASE2ADDR(base) ((base) << 12)
 130 #define ADDR2BASE(addr) ((addr) >> 12)
 131
 132 /*
 133  * Burgundy volume: 0 - 100, stereo, word reg
 134  */
 135 static void
 136 snd_pmac_burgundy_write_volume(struct snd_pmac *chip, unsigned int address,
 137                                long *volume, int shift)
 138 {
 139         int hardvolume, lvolume, rvolume;
 140
 141         if (volume[0] < 0 || volume[0] > 100 ||
 142             volume[1] < 0 || volume[1] > 100)
 143                 return; /* -EINVAL */
 144         lvolume = volume[0] ? volume[0] + BURGUNDY_VOLUME_OFFSET : 0;
 145         rvolume = volume[1] ? volume[1] + BURGUNDY_VOLUME_OFFSET : 0;
 146
 147         hardvolume = lvolume + (rvolume << shift);
 148         if (shift == 8)
 149                 hardvolume |= hardvolume << 16;
 150
 151         snd_pmac_burgundy_wcw(chip, address, hardvolume);
 152 }
 153
 154 static void
 155 snd_pmac_burgundy_read_volume(struct snd_pmac *chip, unsigned int address,
 156                               long *volume, int shift)
 157 {
 158         int wvolume;
 159
 160         wvolume = snd_pmac_burgundy_rcw(chip, address);
 161
 162         volume[0] = wvolume & 0xff;
 163         if (volume[0] >= BURGUNDY_VOLUME_OFFSET)
 164                 volume[0] -= BURGUNDY_VOLUME_OFFSET;
 165         else
 166                 volume[0] = 0;
 167         volume[1] = (wvolume >> shift) & 0xff;
 168         if (volume[1] >= BURGUNDY_VOLUME_OFFSET)
 169                 volume[1] -= BURGUNDY_VOLUME_OFFSET;
 170         else
 171                 volume[1] = 0;
 172 }
 173
 174 static int snd_pmac_burgundy_info_volume(struct snd_kcontrol *kcontrol,
 175                                          struct snd_ctl_elem_info *uinfo)
 176 {
 177         uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
 178         uinfo->count = 2;
 179         uinfo->value.integer.min = 0;
 180         uinfo->value.integer.max = 100;
 181         return 0;
 182 }
 183
 184 static int snd_pmac_burgundy_get_volume(struct snd_kcontrol *kcontrol,
 185                                         struct snd_ctl_elem_value *ucontrol)
 186 {
 187         struct snd_pmac *chip = snd_kcontrol_chip(kcontrol);
 188         unsigned int addr = BASE2ADDR(kcontrol->private_value & 0xff);
 189         int shift = (kcontrol->private_value >> 8) & 0xff;
 190         snd_pmac_burgundy_read_volume(chip, addr,
 191                                       ucontrol->value.integer.value, shift);
 192         return 0;
 193 }
 194
 195 static int snd_pmac_burgundy_put_volume(struct snd_kcontrol *kcontrol,
 196                                         struct snd_ctl_elem_value *ucontrol)
 197 {
 198         struct snd_pmac *chip = snd_kcontrol_chip(kcontrol);
 199         unsigned int addr = BASE2ADDR(kcontrol->private_value & 0xff);
 200         int shift = (kcontrol->private_value >> 8) & 0xff;
 201         long nvoices[2];
 202
 203         snd_pmac_burgundy_write_volume(chip, addr,
 204                                        ucontrol->value.integer.value, shift);
 205         snd_pmac_burgundy_read_volume(chip, addr, nvoices, shift);
 206         return (nvoices[0] != ucontrol->value.integer.value[0] ||
 207                 nvoices[1] != ucontrol->value.integer.value[1]);
 208 }
 209
 210 #define BURGUNDY_VOLUME_W(xname, xindex, addr, shift) \
 211 { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .index = xindex,\
 212   .info = snd_pmac_burgundy_info_volume,\
 213   .get = snd_pmac_burgundy_get_volume,\
 214   .put = snd_pmac_burgundy_put_volume,\
 215   .private_value = ((ADDR2BASE(addr) & 0xff) | ((shift) << 8)) }
 216
 217 /*
 218  * Burgundy volume: 0 - 100, stereo, 2-byte reg
 219  */
 220 static void
 221 snd_pmac_burgundy_write_volume_2b(struct snd_pmac *chip, unsigned int address,
 222                                   long *volume, int off)
 223 {
 224         int lvolume, rvolume;
 225
 226         off |= off << 2;
 227         lvolume = volume[0] ? volume[0] + BURGUNDY_VOLUME_OFFSET : 0;
 228         rvolume = volume[1] ? volume[1] + BURGUNDY_VOLUME_OFFSET : 0;
 229
 230         snd_pmac_burgundy_wcb(chip, address + off, lvolume);
 231         snd_pmac_burgundy_wcb(chip, address + off + 0x500, rvolume);
 232 }
 233
 234 static void
 235 snd_pmac_burgundy_read_volume_2b(struct snd_pmac *chip, unsigned int address,
 236                                  long *volume, int off)
 237 {
 238         volume[0] = snd_pmac_burgundy_rcb(chip, address + off);
 239         if (volume[0] >= BURGUNDY_VOLUME_OFFSET)
 240                 volume[0] -= BURGUNDY_VOLUME_OFFSET;
 241         else
 242                 volume[0] = 0;
 243         volume[1] = snd_pmac_burgundy_rcb(chip, address + off + 0x100);
 244         if (volume[1] >= BURGUNDY_VOLUME_OFFSET)
 245                 volume[1] -= BURGUNDY_VOLUME_OFFSET;
 246         else
 247                 volume[1] = 0;
 248 }
 249
 250 static int snd_pmac_burgundy_info_volume_2b(struct snd_kcontrol *kcontrol,
 251                                             struct snd_ctl_elem_info *uinfo)
 252 {
 253         uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
 254         uinfo->count = 2;
 255         uinfo->value.integer.min = 0;
 256         uinfo->value.integer.max = 100;
 257         return 0;
 258 }
 259
 260 static int snd_pmac_burgundy_get_volume_2b(struct snd_kcontrol *kcontrol,
 261                                            struct snd_ctl_elem_value *ucontrol)
 262 {
 263         struct snd_pmac *chip = snd_kcontrol_chip(kcontrol);
 264         unsigned int addr = BASE2ADDR(kcontrol->private_value & 0xff);
 265         int off = kcontrol->private_value & 0x300;
 266         snd_pmac_burgundy_read_volume_2b(chip, addr,
 267                         ucontrol->value.integer.value, off);
 268         return 0;
 269 }
 270
 271 static int snd_pmac_burgundy_put_volume_2b(struct snd_kcontrol *kcontrol,
 272                                            struct snd_ctl_elem_value *ucontrol)
 273 {
 274         struct snd_pmac *chip = snd_kcontrol_chip(kcontrol);
 275         unsigned int addr = BASE2ADDR(kcontrol->private_value & 0xff);
 276         int off = kcontrol->private_value & 0x300;
 277         long nvoices[2];
 278
 279         snd_pmac_burgundy_write_volume_2b(chip, addr,
 280                         ucontrol->value.integer.value, off);
 281         snd_pmac_burgundy_read_volume_2b(chip, addr, nvoices, off);
 282         return (nvoices[0] != ucontrol->value.integer.value[0] ||
 283                 nvoices[1] != ucontrol->value.integer.value[1]);
 284 }
 285
 286 #define BURGUNDY_VOLUME_2B(xname, xindex, addr, off) \
 287 { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .index = xindex,\
 288   .info = snd_pmac_burgundy_info_volume_2b,\
 289   .get = snd_pmac_burgundy_get_volume_2b,\
 290   .put = snd_pmac_burgundy_put_volume_2b,\
 291   .private_value = ((ADDR2BASE(addr) & 0xff) | ((off) << 8)) }
 292
 293 /*
 294  * Burgundy gain/attenuation: 0 - 15, mono/stereo, byte reg
 295  */
 296 static int snd_pmac_burgundy_info_gain(struct snd_kcontrol *kcontrol,
 297                                        struct snd_ctl_elem_info *uinfo)
 298 {
 299         int stereo = (kcontrol->private_value >> 24) & 1;
 300         uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
 301         uinfo->count = stereo + 1;
 302         uinfo->value.integer.min = 0;
 303         uinfo->value.integer.max = 15;
 304         return 0;
 305 }
 306
 307 static int snd_pmac_burgundy_get_gain(struct snd_kcontrol *kcontrol,
 308                                       struct snd_ctl_elem_value *ucontrol)
 309 {
 310         struct snd_pmac *chip = snd_kcontrol_chip(kcontrol);
 311         unsigned int addr = BASE2ADDR(kcontrol->private_value & 0xff);
 312         int stereo = (kcontrol->private_value >> 24) & 1;
 313         int atten = (kcontrol->private_value >> 25) & 1;
 314         int oval;
 315
 316         oval = snd_pmac_burgundy_rcb(chip, addr);
 317         if (atten)
 318                 oval = ~oval & 0xff;
 319         ucontrol->value.integer.value[0] = oval & 0xf;
 320         if (stereo)
 321                 ucontrol->value.integer.value[1] = (oval >> 4) & 0xf;
 322         return 0;
 323 }
 324
 325 static int snd_pmac_burgundy_put_gain(struct snd_kcontrol *kcontrol,
 326                                       struct snd_ctl_elem_value *ucontrol)
 327 {
 328         struct snd_pmac *chip = snd_kcontrol_chip(kcontrol);
 329         unsigned int addr = BASE2ADDR(kcontrol->private_value & 0xff);
 330         int stereo = (kcontrol->private_value >> 24) & 1;
 331         int atten = (kcontrol->private_value >> 25) & 1;
 332         int oval, val;
 333
 334         oval = snd_pmac_burgundy_rcb(chip, addr);
 335         if (atten)
 336                 oval = ~oval & 0xff;
 337         val = ucontrol->value.integer.value[0];
 338         if (stereo)
 339                 val |= ucontrol->value.integer.value[1] << 4;
 340         else
 341                 val |= ucontrol->value.integer.value[0] << 4;
 342         if (atten)
 343                 val = ~val & 0xff;
 344         snd_pmac_burgundy_wcb(chip, addr, val);
 345         return val != oval;
 346 }
 347
 348 #define BURGUNDY_VOLUME_B(xname, xindex, addr, stereo, atten) \
 349 { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .index = xindex,\
 350   .info = snd_pmac_burgundy_info_gain,\
 351   .get = snd_pmac_burgundy_get_gain,\
 352   .put = snd_pmac_burgundy_put_gain,\
 353   .private_value = (ADDR2BASE(addr) | ((stereo) << 24) | ((atten) << 25)) }
 354
 355 /*
 356  * Burgundy switch: 0/1, mono/stereo, word reg
 357  */
 358 static int snd_pmac_burgundy_info_switch_w(struct snd_kcontrol *kcontrol,
 359                                            struct snd_ctl_elem_info *uinfo)
 360 {
 361         int stereo = (kcontrol->private_value >> 24) & 1;
 362         uinfo->type = SNDRV_CTL_ELEM_TYPE_BOOLEAN;
 363         uinfo->count = stereo + 1;
 364         uinfo->value.integer.min = 0;
 365         uinfo->value.integer.max = 1;
 366         return 0;
 367 }
 368
 369 static int snd_pmac_burgundy_get_switch_w(struct snd_kcontrol *kcontrol,
 370                                           struct snd_ctl_elem_value *ucontrol)
 371 {
 372         struct snd_pmac *chip = snd_kcontrol_chip(kcontrol);
 373         unsigned int addr = BASE2ADDR((kcontrol->private_value >> 16) & 0xff);
 374         int lmask = 1 << (kcontrol->private_value & 0xff);
 375         int rmask = 1 << ((kcontrol->private_value >> 8) & 0xff);
 376         int stereo = (kcontrol->private_value >> 24) & 1;
 377         int val = snd_pmac_burgundy_rcw(chip, addr);
 378         ucontrol->value.integer.value[0] = (val & lmask) ? 1 : 0;
 379         if (stereo)
 380                 ucontrol->value.integer.value[1] = (val & rmask) ? 1 : 0;
 381         return 0;
 382 }
 383
 384 static int snd_pmac_burgundy_put_switch_w(struct snd_kcontrol *kcontrol,
 385                                           struct snd_ctl_elem_value *ucontrol)
 386 {
 387         struct snd_pmac *chip = snd_kcontrol_chip(kcontrol);
 388         unsigned int addr = BASE2ADDR((kcontrol->private_value >> 16) & 0xff);
 389         int lmask = 1 << (kcontrol->private_value & 0xff);
 390         int rmask = 1 << ((kcontrol->private_value >> 8) & 0xff);
 391         int stereo = (kcontrol->private_value >> 24) & 1;
 392         int val, oval;
 393         oval = snd_pmac_burgundy_rcw(chip, addr);
 394         val = oval & ~(lmask | (stereo ? rmask : 0));
 395         if (ucontrol->value.integer.value[0])
 396                 val |= lmask;
 397         if (stereo && ucontrol->value.integer.value[1])
 398                 val |= rmask;
 399         snd_pmac_burgundy_wcw(chip, addr, val);
 400         return val != oval;
 401 }
 402
 403 #define BURGUNDY_SWITCH_W(xname, xindex, addr, lbit, rbit, stereo) \
 404 { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .index = xindex,\
 405   .info = snd_pmac_burgundy_info_switch_w,\
 406   .get = snd_pmac_burgundy_get_switch_w,\
 407   .put = snd_pmac_burgundy_put_switch_w,\
 408   .private_value = ((lbit) | ((rbit) << 8)\
 409                 | (ADDR2BASE(addr) << 16) | ((stereo) << 24)) }
 410
 411 /*
 412  * Burgundy switch: 0/1, mono/stereo, byte reg, bit mask
 413  */
 414 static int snd_pmac_burgundy_info_switch_b(struct snd_kcontrol *kcontrol,
 415                                            struct snd_ctl_elem_info *uinfo)
 416 {
 417         int stereo = (kcontrol->private_value >> 24) & 1;
 418         uinfo->type = SNDRV_CTL_ELEM_TYPE_BOOLEAN;
 419         uinfo->count = stereo + 1;
 420         uinfo->value.integer.min = 0;
 421         uinfo->value.integer.max = 1;
 422         return 0;
 423 }
 424
 425 static int snd_pmac_burgundy_get_switch_b(struct snd_kcontrol *kcontrol,
 426                                           struct snd_ctl_elem_value *ucontrol)
 427 {
 428         struct snd_pmac *chip = snd_kcontrol_chip(kcontrol);
 429         unsigned int addr = BASE2ADDR((kcontrol->private_value >> 16) & 0xff);
 430         int lmask = kcontrol->private_value & 0xff;
 431         int rmask = (kcontrol->private_value >> 8) & 0xff;
 432         int stereo = (kcontrol->private_value >> 24) & 1;
 433         int val = snd_pmac_burgundy_rcb(chip, addr);
 434         ucontrol->value.integer.value[0] = (val & lmask) ? 1 : 0;
 435         if (stereo)
 436                 ucontrol->value.integer.value[1] = (val & rmask) ? 1 : 0;
 437         return 0;
 438 }
 439
 440 static int snd_pmac_burgundy_put_switch_b(struct snd_kcontrol *kcontrol,
 441                                           struct snd_ctl_elem_value *ucontrol)
 442 {
 443         struct snd_pmac *chip = snd_kcontrol_chip(kcontrol);
 444         unsigned int addr = BASE2ADDR((kcontrol->private_value >> 16) & 0xff);
 445         int lmask = kcontrol->private_value & 0xff;
 446         int rmask = (kcontrol->private_value >> 8) & 0xff;
 447         int stereo = (kcontrol->private_value >> 24) & 1;
 448         int val, oval;
 449         oval = snd_pmac_burgundy_rcb(chip, addr);
 450         val = oval & ~(lmask | rmask);
 451         if (ucontrol->value.integer.value[0])
 452                 val |= lmask;
 453         if (stereo && ucontrol->value.integer.value[1])
 454                 val |= rmask;
 455         snd_pmac_burgundy_wcb(chip, addr, val);
 456         return val != oval;
 457 }
 458
 459 #define BURGUNDY_SWITCH_B(xname, xindex, addr, lmask, rmask, stereo) \
 460 { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .index = xindex,\
 461   .info = snd_pmac_burgundy_info_switch_b,\
 462   .get = snd_pmac_burgundy_get_switch_b,\
 463   .put = snd_pmac_burgundy_put_switch_b,\
 464   .private_value = ((lmask) | ((rmask) << 8)\
 465                 | (ADDR2BASE(addr) << 16) | ((stereo) << 24)) }
 466
 467 /*
 468  * Burgundy mixers
 469  */
 470 static struct snd_kcontrol_new snd_pmac_burgundy_mixers[] __devinitdata = {
 471         BURGUNDY_VOLUME_W("Master Playback Volume", 0,
 472                         MASK_ADDR_BURGUNDY_MASTER_VOLUME, 8),
 473         BURGUNDY_VOLUME_W("CD Capture Volume", 0,
 474                         MASK_ADDR_BURGUNDY_VOLCD, 16),
 475         BURGUNDY_VOLUME_2B("Input Capture Volume", 0,
 476                         MASK_ADDR_BURGUNDY_VOLMIX01, 2),
 477         BURGUNDY_VOLUME_2B("Mixer Playback Volume", 0,
 478                         MASK_ADDR_BURGUNDY_VOLMIX23, 0),
 479         BURGUNDY_VOLUME_B("CD Gain Capture Volume", 0,
 480                         MASK_ADDR_BURGUNDY_GAINCD, 1, 0),
 481         BURGUNDY_SWITCH_W("Master Capture Switch", 0,
 482                         MASK_ADDR_BURGUNDY_OUTPUTENABLES, 24, 0, 0),
 483         BURGUNDY_SWITCH_W("CD Capture Switch", 0,
 484                         MASK_ADDR_BURGUNDY_CAPTURESELECTS, 0, 16, 1),
 485         BURGUNDY_SWITCH_W("CD Playback Switch", 0,
 486                         MASK_ADDR_BURGUNDY_OUTPUTSELECTS, 0, 16, 1),
 487 /*      BURGUNDY_SWITCH_W("Loop Capture Switch", 0,
 488  *              MASK_ADDR_BURGUNDY_CAPTURESELECTS, 8, 24, 1),
 489  *      BURGUNDY_SWITCH_B("Mixer out Capture Switch", 0,
 490  *              MASK_ADDR_BURGUNDY_HOSTIFAD, 0x02, 0, 0),
 491  *      BURGUNDY_SWITCH_B("Mixer Capture Switch", 0,
 492  *              MASK_ADDR_BURGUNDY_HOSTIFAD, 0x01, 0, 0),
 493  *      BURGUNDY_SWITCH_B("PCM out Capture Switch", 0,
 494  *              MASK_ADDR_BURGUNDY_HOSTIFEH, 0x02, 0, 0),
 495  */     BURGUNDY_SWITCH_B("PCM Capture Switch", 0,
 496                         MASK_ADDR_BURGUNDY_HOSTIFEH, 0x01, 0, 0)
 497 };
 498 static struct snd_kcontrol_new snd_pmac_burgundy_mixers_imac[] __devinitdata = {
 499         BURGUNDY_VOLUME_W("Line in Capture Volume", 0,
 500                         MASK_ADDR_BURGUNDY_VOLLINE, 16),
 501         BURGUNDY_VOLUME_W("Mic Capture Volume", 0,
 502                         MASK_ADDR_BURGUNDY_VOLMIC, 16),
 503         BURGUNDY_VOLUME_B("Line in Gain Capture Volume", 0,
 504                         MASK_ADDR_BURGUNDY_GAINLINE, 1, 0),
 505         BURGUNDY_VOLUME_B("Mic Gain Capture Volume", 0,
 506                         MASK_ADDR_BURGUNDY_GAINMIC, 1, 0),
 507         BURGUNDY_VOLUME_B("Speaker Playback Volume", 0,
 508                         MASK_ADDR_BURGUNDY_ATTENSPEAKER, 1, 1),
 509         BURGUNDY_VOLUME_B("Line out Playback Volume", 0,
 510                         MASK_ADDR_BURGUNDY_ATTENLINEOUT, 1, 1),
 511         BURGUNDY_VOLUME_B("Headphone Playback Volume", 0,
 512                         MASK_ADDR_BURGUNDY_ATTENHP, 1, 1),
 513         BURGUNDY_SWITCH_W("Line in Capture Switch", 0,
 514                         MASK_ADDR_BURGUNDY_CAPTURESELECTS, 1, 17, 1),
 515         BURGUNDY_SWITCH_W("Mic Capture Switch", 0,
 516                         MASK_ADDR_BURGUNDY_CAPTURESELECTS, 2, 18, 1),
 517         BURGUNDY_SWITCH_W("Line in Playback Switch", 0,
 518                         MASK_ADDR_BURGUNDY_OUTPUTSELECTS, 1, 17, 1),
 519         BURGUNDY_SWITCH_W("Mic Playback Switch", 0,
 520                         MASK_ADDR_BURGUNDY_OUTPUTSELECTS, 2, 18, 1),
 521         BURGUNDY_SWITCH_B("Mic Boost Capture Switch", 0,
 522                         MASK_ADDR_BURGUNDY_INPBOOST, 0x40, 0x80, 1)
 523 };
 524 static struct snd_kcontrol_new snd_pmac_burgundy_mixers_pmac[] __devinitdata = {
 525         BURGUNDY_VOLUME_W("Line in Capture Volume", 0,
 526                         MASK_ADDR_BURGUNDY_VOLMIC, 16),
 527         BURGUNDY_VOLUME_B("Line in Gain Capture Volume", 0,
 528                         MASK_ADDR_BURGUNDY_GAINMIC, 1, 0),
 529         BURGUNDY_VOLUME_B("Speaker Playback Volume", 0,
 530                         MASK_ADDR_BURGUNDY_ATTENMONO, 0, 1),
 531         BURGUNDY_VOLUME_B("Line out Playback Volume", 0,
 532                         MASK_ADDR_BURGUNDY_ATTENSPEAKER, 1, 1),
 533         BURGUNDY_SWITCH_W("Line in Capture Switch", 0,
 534                         MASK_ADDR_BURGUNDY_CAPTURESELECTS, 2, 18, 1),
 535         BURGUNDY_SWITCH_W("Line in Playback Switch", 0,
 536                         MASK_ADDR_BURGUNDY_OUTPUTSELECTS, 2, 18, 1),
 537 /*      BURGUNDY_SWITCH_B("Line in Boost Capture Switch", 0,
 538  *              MASK_ADDR_BURGUNDY_INPBOOST, 0x40, 0x80, 1) */
 539 };
 540 static struct snd_kcontrol_new snd_pmac_burgundy_master_sw_imac __devinitdata =
 541 BURGUNDY_SWITCH_B("Master Playback Switch", 0,
 542         MASK_ADDR_BURGUNDY_MORE_OUTPUTENABLES,
 543         BURGUNDY_OUTPUT_LEFT | BURGUNDY_LINEOUT_LEFT | BURGUNDY_HP_LEFT,
 544         BURGUNDY_OUTPUT_RIGHT | BURGUNDY_LINEOUT_RIGHT | BURGUNDY_HP_RIGHT, 1);
 545 static struct snd_kcontrol_new snd_pmac_burgundy_master_sw_pmac __devinitdata =
 546 BURGUNDY_SWITCH_B("Master Playback Switch", 0,
 547         MASK_ADDR_BURGUNDY_MORE_OUTPUTENABLES,
 548         BURGUNDY_OUTPUT_INTERN
 549         | BURGUNDY_OUTPUT_LEFT, BURGUNDY_OUTPUT_RIGHT, 1);
 550 static struct snd_kcontrol_new snd_pmac_burgundy_speaker_sw_imac __devinitdata =
 551 BURGUNDY_SWITCH_B("Speaker Playback Switch", 0,
 552         MASK_ADDR_BURGUNDY_MORE_OUTPUTENABLES,
 553         BURGUNDY_OUTPUT_LEFT, BURGUNDY_OUTPUT_RIGHT, 1);
 554 static struct snd_kcontrol_new snd_pmac_burgundy_speaker_sw_pmac __devinitdata =
 555 BURGUNDY_SWITCH_B("Speaker Playback Switch", 0,
 556         MASK_ADDR_BURGUNDY_MORE_OUTPUTENABLES,
 557         BURGUNDY_OUTPUT_INTERN, 0, 0);
 558 static struct snd_kcontrol_new snd_pmac_burgundy_line_sw_imac __devinitdata =
 559 BURGUNDY_SWITCH_B("Line out Playback Switch", 0,
 560         MASK_ADDR_BURGUNDY_MORE_OUTPUTENABLES,
 561         BURGUNDY_LINEOUT_LEFT, BURGUNDY_LINEOUT_RIGHT, 1);
 562 static struct snd_kcontrol_new snd_pmac_burgundy_line_sw_pmac __devinitdata =
 563 BURGUNDY_SWITCH_B("Line out Playback Switch", 0,
 564         MASK_ADDR_BURGUNDY_MORE_OUTPUTENABLES,
 565         BURGUNDY_OUTPUT_LEFT, BURGUNDY_OUTPUT_RIGHT, 1);
 566 static struct snd_kcontrol_new snd_pmac_burgundy_hp_sw_imac __devinitdata =
 567 BURGUNDY_SWITCH_B("Headphone Playback Switch", 0,
 568         MASK_ADDR_BURGUNDY_MORE_OUTPUTENABLES,
 569         BURGUNDY_HP_LEFT, BURGUNDY_HP_RIGHT, 1);
 570
 571
 572 #ifdef PMAC_SUPPORT_AUTOMUTE
 573 /*
 574  * auto-mute stuffs
 575  */
 576 static int snd_pmac_burgundy_detect_headphone(struct snd_pmac *chip)
 577 {
 578         return (in_le32(&chip->awacs->codec_stat) & chip->hp_stat_mask) ? 1 : 0;
 579 }
 580
 581 static void snd_pmac_burgundy_update_automute(struct snd_pmac *chip, int do_notify)
 582 {
 583         if (chip->auto_mute) {
 584                 int imac = of_machine_is_compatible("iMac");
 585                 int reg, oreg;
 586                 reg = oreg = snd_pmac_burgundy_rcb(chip,
 587                                 MASK_ADDR_BURGUNDY_MORE_OUTPUTENABLES);
 588                 reg &= imac ? ~(BURGUNDY_OUTPUT_LEFT | BURGUNDY_OUTPUT_RIGHT
 589                                 | BURGUNDY_HP_LEFT | BURGUNDY_HP_RIGHT)
 590                         : ~(BURGUNDY_OUTPUT_LEFT | BURGUNDY_OUTPUT_RIGHT
 591                                 | BURGUNDY_OUTPUT_INTERN);
 592                 if (snd_pmac_burgundy_detect_headphone(chip))
 593                         reg |= imac ? (BURGUNDY_HP_LEFT | BURGUNDY_HP_RIGHT)
 594                                 : (BURGUNDY_OUTPUT_LEFT
 595                                         | BURGUNDY_OUTPUT_RIGHT);
 596                 else
 597                         reg |= imac ? (BURGUNDY_OUTPUT_LEFT
 598                                         | BURGUNDY_OUTPUT_RIGHT)
 599                                 : (BURGUNDY_OUTPUT_INTERN);
 600                 if (do_notify && reg == oreg)
 601                         return;
 602                 snd_pmac_burgundy_wcb(chip,
 603                                 MASK_ADDR_BURGUNDY_MORE_OUTPUTENABLES, reg);
 604                 if (do_notify) {
 605                         snd_ctl_notify(chip->card, SNDRV_CTL_EVENT_MASK_VALUE,
 606                                        &chip->master_sw_ctl->id);
 607                         snd_ctl_notify(chip->card, SNDRV_CTL_EVENT_MASK_VALUE,
 608                                        &chip->speaker_sw_ctl->id);
 609                         snd_ctl_notify(chip->card, SNDRV_CTL_EVENT_MASK_VALUE,
 610                                        &chip->hp_detect_ctl->id);
 611                 }
 612         }
 613 }
 614 #endif /* PMAC_SUPPORT_AUTOMUTE */
 615
 616
 617 /*
 618  * initialize burgundy
 619  */
 620 int __devinit snd_pmac_burgundy_init(struct snd_pmac *chip)
 621 {
 622         int imac = of_machine_is_compatible("iMac");
 623         int i, err;
 624
 625         /* Checks to see the chip is alive and kicking */
 626         if ((in_le32(&chip->awacs->codec_ctrl) & MASK_ERRCODE) == 0xf0000) {
 627                 printk(KERN_WARNING "pmac burgundy: disabled by MacOS :-(\n");
 628                 return 1;
 629         }
 630
 631         snd_pmac_burgundy_wcw(chip, MASK_ADDR_BURGUNDY_OUTPUTENABLES,
 632                            DEF_BURGUNDY_OUTPUTENABLES);
 633         snd_pmac_burgundy_wcb(chip, MASK_ADDR_BURGUNDY_MORE_OUTPUTENABLES,
 634                            DEF_BURGUNDY_MORE_OUTPUTENABLES);
 635         snd_pmac_burgundy_wcw(chip, MASK_ADDR_BURGUNDY_OUTPUTSELECTS,
 636                            DEF_BURGUNDY_OUTPUTSELECTS);
 637
 638         snd_pmac_burgundy_wcb(chip, MASK_ADDR_BURGUNDY_INPSEL21,
 639                            DEF_BURGUNDY_INPSEL21);
 640         snd_pmac_burgundy_wcb(chip, MASK_ADDR_BURGUNDY_INPSEL3,
 641                            imac ? DEF_BURGUNDY_INPSEL3_IMAC
 642                            : DEF_BURGUNDY_INPSEL3_PMAC);
 643         snd_pmac_burgundy_wcb(chip, MASK_ADDR_BURGUNDY_GAINCD,
 644                            DEF_BURGUNDY_GAINCD);
 645         snd_pmac_burgundy_wcb(chip, MASK_ADDR_BURGUNDY_GAINLINE,
 646                            DEF_BURGUNDY_GAINLINE);
 647         snd_pmac_burgundy_wcb(chip, MASK_ADDR_BURGUNDY_GAINMIC,
 648                            DEF_BURGUNDY_GAINMIC);
 649         snd_pmac_burgundy_wcb(chip, MASK_ADDR_BURGUNDY_GAINMODEM,
 650                            DEF_BURGUNDY_GAINMODEM);
 651
 652         snd_pmac_burgundy_wcb(chip, MASK_ADDR_BURGUNDY_ATTENSPEAKER,
 653                            DEF_BURGUNDY_ATTENSPEAKER);
 654         snd_pmac_burgundy_wcb(chip, MASK_ADDR_BURGUNDY_ATTENLINEOUT,
 655                            DEF_BURGUNDY_ATTENLINEOUT);
 656         snd_pmac_burgundy_wcb(chip, MASK_ADDR_BURGUNDY_ATTENHP,
 657                            DEF_BURGUNDY_ATTENHP);
 658
 659         snd_pmac_burgundy_wcw(chip, MASK_ADDR_BURGUNDY_MASTER_VOLUME,
 660                            DEF_BURGUNDY_MASTER_VOLUME);
 661         snd_pmac_burgundy_wcw(chip, MASK_ADDR_BURGUNDY_VOLCD,
 662                            DEF_BURGUNDY_VOLCD);
 663         snd_pmac_burgundy_wcw(chip, MASK_ADDR_BURGUNDY_VOLLINE,
 664                            DEF_BURGUNDY_VOLLINE);
 665         snd_pmac_burgundy_wcw(chip, MASK_ADDR_BURGUNDY_VOLMIC,
 666                            DEF_BURGUNDY_VOLMIC);
 667
 668         if (chip->hp_stat_mask == 0) {
 669                 /* set headphone-jack detection bit */
 670                 if (imac)
 671                         chip->hp_stat_mask = BURGUNDY_HPDETECT_IMAC_UPPER
 672                                 | BURGUNDY_HPDETECT_IMAC_LOWER
 673                                 | BURGUNDY_HPDETECT_IMAC_SIDE;
 674                 else
 675                         chip->hp_stat_mask = BURGUNDY_HPDETECT_PMAC_BACK;
 676         }
 677         /*
 678          * build burgundy mixers
 679          */
 680         strcpy(chip->card->mixername, "PowerMac Burgundy");
 681
 682         for (i = 0; i < ARRAY_SIZE(snd_pmac_burgundy_mixers); i++) {
 683                 err = snd_ctl_add(chip->card,
 684                     snd_ctl_new1(&snd_pmac_burgundy_mixers[i], chip));
 685                 if (err < 0)
 686                         return err;
 687         }
 688         for (i = 0; i < (imac ? ARRAY_SIZE(snd_pmac_burgundy_mixers_imac)
 689                         : ARRAY_SIZE(snd_pmac_burgundy_mixers_pmac)); i++) {
 690                 err = snd_ctl_add(chip->card,
 691                     snd_ctl_new1(imac ? &snd_pmac_burgundy_mixers_imac[i]
 692                     : &snd_pmac_burgundy_mixers_pmac[i], chip));
 693                 if (err < 0)
 694                         return err;
 695         }
 696         chip->master_sw_ctl = snd_ctl_new1(imac
 697                         ? &snd_pmac_burgundy_master_sw_imac
 698                         : &snd_pmac_burgundy_master_sw_pmac, chip);
 699         err = snd_ctl_add(chip->card, chip->master_sw_ctl);
 700         if (err < 0)
 701                 return err;
 702         chip->master_sw_ctl = snd_ctl_new1(imac
 703                         ? &snd_pmac_burgundy_line_sw_imac
 704                         : &snd_pmac_burgundy_line_sw_pmac, chip);
 705         err = snd_ctl_add(chip->card, chip->master_sw_ctl);
 706         if (err < 0)
 707                 return err;
 708         if (imac) {
 709                 chip->master_sw_ctl = snd_ctl_new1(
 710                                 &snd_pmac_burgundy_hp_sw_imac, chip);
 711                 err = snd_ctl_add(chip->card, chip->master_sw_ctl);
 712                 if (err < 0)
 713                         return err;
 714         }
 715         chip->speaker_sw_ctl = snd_ctl_new1(imac
 716                         ? &snd_pmac_burgundy_speaker_sw_imac
 717                         : &snd_pmac_burgundy_speaker_sw_pmac, chip);
 718         err = snd_ctl_add(chip->card, chip->speaker_sw_ctl);
 719         if (err < 0)
 720                 return err;
 721 #ifdef PMAC_SUPPORT_AUTOMUTE
 722         err = snd_pmac_add_automute(chip);
 723         if (err < 0)
 724                 return err;
 725
 726         chip->detect_headphone = snd_pmac_burgundy_detect_headphone;
 727         chip->update_automute = snd_pmac_burgundy_update_automute;
 728         snd_pmac_burgundy_update_automute(chip, 0); /* update the status only */
 729 #endif
 730
 731         return 0;
 732 }