Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1 | /* |
| 2 | * PMac Tumbler/Snapper lowlevel functions |
| 3 | * |
| 4 | * Copyright (c) by Takashi Iwai <tiwai@suse.de> |
| 5 | * |
| 6 | * This program is free software; you can redistribute it and/or modify |
| 7 | * it under the terms of the GNU General Public License as published by |
| 8 | * the Free Software Foundation; either version 2 of the License, or |
| 9 | * (at your option) any later version. |
| 10 | * |
| 11 | * This program is distributed in the hope that it will be useful, |
| 12 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 13 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 14 | * GNU General Public License for more details. |
| 15 | * |
| 16 | * You should have received a copy of the GNU General Public License |
| 17 | * along with this program; if not, write to the Free Software |
| 18 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
| 19 | * |
| 20 | * Rene Rebe <rene.rebe@gmx.net>: |
| 21 | * * update from shadow registers on wakeup and headphone plug |
| 22 | * * automatically toggle DRC on headphone plug |
| 23 | * |
| 24 | */ |
| 25 | |
| 26 | |
| 27 | #include <sound/driver.h> |
| 28 | #include <linux/init.h> |
| 29 | #include <linux/delay.h> |
| 30 | #include <linux/i2c.h> |
| 31 | #include <linux/i2c-dev.h> |
| 32 | #include <linux/kmod.h> |
| 33 | #include <linux/slab.h> |
| 34 | #include <linux/interrupt.h> |
| 35 | #include <sound/core.h> |
| 36 | #include <asm/io.h> |
| 37 | #include <asm/irq.h> |
| 38 | #ifdef CONFIG_PPC_HAS_FEATURE_CALLS |
| 39 | #include <asm/pmac_feature.h> |
Benjamin Herrenschmidt | b75550e | 2005-04-16 15:24:31 -0700 | [diff] [blame^] | 40 | #else |
| 41 | #error old crap |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 42 | #endif |
| 43 | #include "pmac.h" |
| 44 | #include "tumbler_volume.h" |
| 45 | |
| 46 | /* i2c address for tumbler */ |
| 47 | #define TAS_I2C_ADDR 0x34 |
| 48 | |
| 49 | /* registers */ |
| 50 | #define TAS_REG_MCS 0x01 /* main control */ |
| 51 | #define TAS_REG_DRC 0x02 |
| 52 | #define TAS_REG_VOL 0x04 |
| 53 | #define TAS_REG_TREBLE 0x05 |
| 54 | #define TAS_REG_BASS 0x06 |
| 55 | #define TAS_REG_INPUT1 0x07 |
| 56 | #define TAS_REG_INPUT2 0x08 |
| 57 | |
| 58 | /* tas3001c */ |
| 59 | #define TAS_REG_PCM TAS_REG_INPUT1 |
| 60 | |
| 61 | /* tas3004 */ |
| 62 | #define TAS_REG_LMIX TAS_REG_INPUT1 |
| 63 | #define TAS_REG_RMIX TAS_REG_INPUT2 |
| 64 | #define TAS_REG_MCS2 0x43 /* main control 2 */ |
| 65 | #define TAS_REG_ACS 0x40 /* analog control */ |
| 66 | |
| 67 | /* mono volumes for tas3001c/tas3004 */ |
| 68 | enum { |
| 69 | VOL_IDX_PCM_MONO, /* tas3001c only */ |
| 70 | VOL_IDX_BASS, VOL_IDX_TREBLE, |
| 71 | VOL_IDX_LAST_MONO |
| 72 | }; |
| 73 | |
| 74 | /* stereo volumes for tas3004 */ |
| 75 | enum { |
| 76 | VOL_IDX_PCM, VOL_IDX_PCM2, VOL_IDX_ADC, |
| 77 | VOL_IDX_LAST_MIX |
| 78 | }; |
| 79 | |
| 80 | typedef struct pmac_gpio { |
| 81 | #ifdef CONFIG_PPC_HAS_FEATURE_CALLS |
| 82 | unsigned int addr; |
| 83 | #else |
| 84 | void __iomem *addr; |
| 85 | #endif |
| 86 | int active_state; |
| 87 | } pmac_gpio_t; |
| 88 | |
| 89 | typedef struct pmac_tumbler_t { |
| 90 | pmac_keywest_t i2c; |
| 91 | pmac_gpio_t audio_reset; |
| 92 | pmac_gpio_t amp_mute; |
| 93 | pmac_gpio_t hp_mute; |
| 94 | pmac_gpio_t hp_detect; |
| 95 | int headphone_irq; |
| 96 | unsigned int master_vol[2]; |
| 97 | unsigned int master_switch[2]; |
| 98 | unsigned int mono_vol[VOL_IDX_LAST_MONO]; |
| 99 | unsigned int mix_vol[VOL_IDX_LAST_MIX][2]; /* stereo volumes for tas3004 */ |
| 100 | int drc_range; |
| 101 | int drc_enable; |
| 102 | int capture_source; |
| 103 | } pmac_tumbler_t; |
| 104 | |
| 105 | |
| 106 | /* |
| 107 | */ |
| 108 | |
| 109 | static int send_init_client(pmac_keywest_t *i2c, unsigned int *regs) |
| 110 | { |
| 111 | while (*regs > 0) { |
| 112 | int err, count = 10; |
| 113 | do { |
| 114 | err = i2c_smbus_write_byte_data(i2c->client, |
| 115 | regs[0], regs[1]); |
| 116 | if (err >= 0) |
| 117 | break; |
| 118 | mdelay(10); |
| 119 | } while (count--); |
| 120 | if (err < 0) |
| 121 | return -ENXIO; |
| 122 | regs += 2; |
| 123 | } |
| 124 | return 0; |
| 125 | } |
| 126 | |
| 127 | |
| 128 | static int tumbler_init_client(pmac_keywest_t *i2c) |
| 129 | { |
| 130 | static unsigned int regs[] = { |
| 131 | /* normal operation, SCLK=64fps, i2s output, i2s input, 16bit width */ |
| 132 | TAS_REG_MCS, (1<<6)|(2<<4)|(2<<2)|0, |
| 133 | 0, /* terminator */ |
| 134 | }; |
| 135 | return send_init_client(i2c, regs); |
| 136 | } |
| 137 | |
| 138 | static int snapper_init_client(pmac_keywest_t *i2c) |
| 139 | { |
| 140 | static unsigned int regs[] = { |
| 141 | /* normal operation, SCLK=64fps, i2s output, 16bit width */ |
| 142 | TAS_REG_MCS, (1<<6)|(2<<4)|0, |
| 143 | /* normal operation, all-pass mode */ |
| 144 | TAS_REG_MCS2, (1<<1), |
| 145 | /* normal output, no deemphasis, A input, power-up, line-in */ |
| 146 | TAS_REG_ACS, 0, |
| 147 | 0, /* terminator */ |
| 148 | }; |
| 149 | return send_init_client(i2c, regs); |
| 150 | } |
| 151 | |
| 152 | /* |
| 153 | * gpio access |
| 154 | */ |
| 155 | #ifdef CONFIG_PPC_HAS_FEATURE_CALLS |
| 156 | #define do_gpio_write(gp, val) \ |
| 157 | pmac_call_feature(PMAC_FTR_WRITE_GPIO, NULL, (gp)->addr, val) |
| 158 | #define do_gpio_read(gp) \ |
| 159 | pmac_call_feature(PMAC_FTR_READ_GPIO, NULL, (gp)->addr, 0) |
| 160 | #define tumbler_gpio_free(gp) /* NOP */ |
| 161 | #else |
| 162 | #define do_gpio_write(gp, val) writeb(val, (gp)->addr) |
| 163 | #define do_gpio_read(gp) readb((gp)->addr) |
| 164 | static inline void tumbler_gpio_free(pmac_gpio_t *gp) |
| 165 | { |
| 166 | if (gp->addr) { |
| 167 | iounmap(gp->addr); |
| 168 | gp->addr = NULL; |
| 169 | } |
| 170 | } |
| 171 | #endif /* CONFIG_PPC_HAS_FEATURE_CALLS */ |
| 172 | |
| 173 | static void write_audio_gpio(pmac_gpio_t *gp, int active) |
| 174 | { |
| 175 | if (! gp->addr) |
| 176 | return; |
| 177 | active = active ? gp->active_state : !gp->active_state; |
| 178 | do_gpio_write(gp, active ? 0x05 : 0x04); |
| 179 | } |
| 180 | |
| 181 | static int read_audio_gpio(pmac_gpio_t *gp) |
| 182 | { |
| 183 | int ret; |
| 184 | if (! gp->addr) |
| 185 | return 0; |
| 186 | ret = ((do_gpio_read(gp) & 0x02) !=0); |
| 187 | return ret == gp->active_state; |
| 188 | } |
| 189 | |
| 190 | /* |
| 191 | * update master volume |
| 192 | */ |
| 193 | static int tumbler_set_master_volume(pmac_tumbler_t *mix) |
| 194 | { |
| 195 | unsigned char block[6]; |
| 196 | unsigned int left_vol, right_vol; |
| 197 | |
| 198 | if (! mix->i2c.client) |
| 199 | return -ENODEV; |
| 200 | |
| 201 | if (! mix->master_switch[0]) |
| 202 | left_vol = 0; |
| 203 | else { |
| 204 | left_vol = mix->master_vol[0]; |
| 205 | if (left_vol >= ARRAY_SIZE(master_volume_table)) |
| 206 | left_vol = ARRAY_SIZE(master_volume_table) - 1; |
| 207 | left_vol = master_volume_table[left_vol]; |
| 208 | } |
| 209 | if (! mix->master_switch[1]) |
| 210 | right_vol = 0; |
| 211 | else { |
| 212 | right_vol = mix->master_vol[1]; |
| 213 | if (right_vol >= ARRAY_SIZE(master_volume_table)) |
| 214 | right_vol = ARRAY_SIZE(master_volume_table) - 1; |
| 215 | right_vol = master_volume_table[right_vol]; |
| 216 | } |
| 217 | |
| 218 | block[0] = (left_vol >> 16) & 0xff; |
| 219 | block[1] = (left_vol >> 8) & 0xff; |
| 220 | block[2] = (left_vol >> 0) & 0xff; |
| 221 | |
| 222 | block[3] = (right_vol >> 16) & 0xff; |
| 223 | block[4] = (right_vol >> 8) & 0xff; |
| 224 | block[5] = (right_vol >> 0) & 0xff; |
| 225 | |
| 226 | if (i2c_smbus_write_block_data(mix->i2c.client, TAS_REG_VOL, |
| 227 | 6, block) < 0) { |
| 228 | snd_printk("failed to set volume \n"); |
| 229 | return -EINVAL; |
| 230 | } |
| 231 | return 0; |
| 232 | } |
| 233 | |
| 234 | |
| 235 | /* output volume */ |
| 236 | static int tumbler_info_master_volume(snd_kcontrol_t *kcontrol, snd_ctl_elem_info_t *uinfo) |
| 237 | { |
| 238 | uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER; |
| 239 | uinfo->count = 2; |
| 240 | uinfo->value.integer.min = 0; |
| 241 | uinfo->value.integer.max = ARRAY_SIZE(master_volume_table) - 1; |
| 242 | return 0; |
| 243 | } |
| 244 | |
| 245 | static int tumbler_get_master_volume(snd_kcontrol_t *kcontrol, snd_ctl_elem_value_t *ucontrol) |
| 246 | { |
| 247 | pmac_t *chip = snd_kcontrol_chip(kcontrol); |
| 248 | pmac_tumbler_t *mix = chip->mixer_data; |
| 249 | snd_assert(mix, return -ENODEV); |
| 250 | ucontrol->value.integer.value[0] = mix->master_vol[0]; |
| 251 | ucontrol->value.integer.value[1] = mix->master_vol[1]; |
| 252 | return 0; |
| 253 | } |
| 254 | |
| 255 | static int tumbler_put_master_volume(snd_kcontrol_t *kcontrol, snd_ctl_elem_value_t *ucontrol) |
| 256 | { |
| 257 | pmac_t *chip = snd_kcontrol_chip(kcontrol); |
| 258 | pmac_tumbler_t *mix = chip->mixer_data; |
| 259 | int change; |
| 260 | |
| 261 | snd_assert(mix, return -ENODEV); |
| 262 | change = mix->master_vol[0] != ucontrol->value.integer.value[0] || |
| 263 | mix->master_vol[1] != ucontrol->value.integer.value[1]; |
| 264 | if (change) { |
| 265 | mix->master_vol[0] = ucontrol->value.integer.value[0]; |
| 266 | mix->master_vol[1] = ucontrol->value.integer.value[1]; |
| 267 | tumbler_set_master_volume(mix); |
| 268 | } |
| 269 | return change; |
| 270 | } |
| 271 | |
| 272 | /* output switch */ |
| 273 | static int tumbler_get_master_switch(snd_kcontrol_t *kcontrol, snd_ctl_elem_value_t *ucontrol) |
| 274 | { |
| 275 | pmac_t *chip = snd_kcontrol_chip(kcontrol); |
| 276 | pmac_tumbler_t *mix = chip->mixer_data; |
| 277 | snd_assert(mix, return -ENODEV); |
| 278 | ucontrol->value.integer.value[0] = mix->master_switch[0]; |
| 279 | ucontrol->value.integer.value[1] = mix->master_switch[1]; |
| 280 | return 0; |
| 281 | } |
| 282 | |
| 283 | static int tumbler_put_master_switch(snd_kcontrol_t *kcontrol, snd_ctl_elem_value_t *ucontrol) |
| 284 | { |
| 285 | pmac_t *chip = snd_kcontrol_chip(kcontrol); |
| 286 | pmac_tumbler_t *mix = chip->mixer_data; |
| 287 | int change; |
| 288 | |
| 289 | snd_assert(mix, return -ENODEV); |
| 290 | change = mix->master_switch[0] != ucontrol->value.integer.value[0] || |
| 291 | mix->master_switch[1] != ucontrol->value.integer.value[1]; |
| 292 | if (change) { |
| 293 | mix->master_switch[0] = !!ucontrol->value.integer.value[0]; |
| 294 | mix->master_switch[1] = !!ucontrol->value.integer.value[1]; |
| 295 | tumbler_set_master_volume(mix); |
| 296 | } |
| 297 | return change; |
| 298 | } |
| 299 | |
| 300 | |
| 301 | /* |
| 302 | * TAS3001c dynamic range compression |
| 303 | */ |
| 304 | |
| 305 | #define TAS3001_DRC_MAX 0x5f |
| 306 | |
| 307 | static int tumbler_set_drc(pmac_tumbler_t *mix) |
| 308 | { |
| 309 | unsigned char val[2]; |
| 310 | |
| 311 | if (! mix->i2c.client) |
| 312 | return -ENODEV; |
| 313 | |
| 314 | if (mix->drc_enable) { |
| 315 | val[0] = 0xc1; /* enable, 3:1 compression */ |
| 316 | if (mix->drc_range > TAS3001_DRC_MAX) |
| 317 | val[1] = 0xf0; |
| 318 | else if (mix->drc_range < 0) |
| 319 | val[1] = 0x91; |
| 320 | else |
| 321 | val[1] = mix->drc_range + 0x91; |
| 322 | } else { |
| 323 | val[0] = 0; |
| 324 | val[1] = 0; |
| 325 | } |
| 326 | |
| 327 | if (i2c_smbus_write_block_data(mix->i2c.client, TAS_REG_DRC, |
| 328 | 2, val) < 0) { |
| 329 | snd_printk("failed to set DRC\n"); |
| 330 | return -EINVAL; |
| 331 | } |
| 332 | return 0; |
| 333 | } |
| 334 | |
| 335 | /* |
| 336 | * TAS3004 |
| 337 | */ |
| 338 | |
| 339 | #define TAS3004_DRC_MAX 0xef |
| 340 | |
| 341 | static int snapper_set_drc(pmac_tumbler_t *mix) |
| 342 | { |
| 343 | unsigned char val[6]; |
| 344 | |
| 345 | if (! mix->i2c.client) |
| 346 | return -ENODEV; |
| 347 | |
| 348 | if (mix->drc_enable) |
| 349 | val[0] = 0x50; /* 3:1 above threshold */ |
| 350 | else |
| 351 | val[0] = 0x51; /* disabled */ |
| 352 | val[1] = 0x02; /* 1:1 below threshold */ |
| 353 | if (mix->drc_range > 0xef) |
| 354 | val[2] = 0xef; |
| 355 | else if (mix->drc_range < 0) |
| 356 | val[2] = 0x00; |
| 357 | else |
| 358 | val[2] = mix->drc_range; |
| 359 | val[3] = 0xb0; |
| 360 | val[4] = 0x60; |
| 361 | val[5] = 0xa0; |
| 362 | |
| 363 | if (i2c_smbus_write_block_data(mix->i2c.client, TAS_REG_DRC, |
| 364 | 6, val) < 0) { |
| 365 | snd_printk("failed to set DRC\n"); |
| 366 | return -EINVAL; |
| 367 | } |
| 368 | return 0; |
| 369 | } |
| 370 | |
| 371 | static int tumbler_info_drc_value(snd_kcontrol_t *kcontrol, snd_ctl_elem_info_t *uinfo) |
| 372 | { |
| 373 | pmac_t *chip = snd_kcontrol_chip(kcontrol); |
| 374 | uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER; |
| 375 | uinfo->count = 1; |
| 376 | uinfo->value.integer.min = 0; |
| 377 | uinfo->value.integer.max = |
| 378 | chip->model == PMAC_TUMBLER ? TAS3001_DRC_MAX : TAS3004_DRC_MAX; |
| 379 | return 0; |
| 380 | } |
| 381 | |
| 382 | static int tumbler_get_drc_value(snd_kcontrol_t *kcontrol, snd_ctl_elem_value_t *ucontrol) |
| 383 | { |
| 384 | pmac_t *chip = snd_kcontrol_chip(kcontrol); |
| 385 | pmac_tumbler_t *mix; |
| 386 | if (! (mix = chip->mixer_data)) |
| 387 | return -ENODEV; |
| 388 | ucontrol->value.integer.value[0] = mix->drc_range; |
| 389 | return 0; |
| 390 | } |
| 391 | |
| 392 | static int tumbler_put_drc_value(snd_kcontrol_t *kcontrol, snd_ctl_elem_value_t *ucontrol) |
| 393 | { |
| 394 | pmac_t *chip = snd_kcontrol_chip(kcontrol); |
| 395 | pmac_tumbler_t *mix; |
| 396 | int change; |
| 397 | |
| 398 | if (! (mix = chip->mixer_data)) |
| 399 | return -ENODEV; |
| 400 | change = mix->drc_range != ucontrol->value.integer.value[0]; |
| 401 | if (change) { |
| 402 | mix->drc_range = ucontrol->value.integer.value[0]; |
| 403 | if (chip->model == PMAC_TUMBLER) |
| 404 | tumbler_set_drc(mix); |
| 405 | else |
| 406 | snapper_set_drc(mix); |
| 407 | } |
| 408 | return change; |
| 409 | } |
| 410 | |
| 411 | static int tumbler_get_drc_switch(snd_kcontrol_t *kcontrol, snd_ctl_elem_value_t *ucontrol) |
| 412 | { |
| 413 | pmac_t *chip = snd_kcontrol_chip(kcontrol); |
| 414 | pmac_tumbler_t *mix; |
| 415 | if (! (mix = chip->mixer_data)) |
| 416 | return -ENODEV; |
| 417 | ucontrol->value.integer.value[0] = mix->drc_enable; |
| 418 | return 0; |
| 419 | } |
| 420 | |
| 421 | static int tumbler_put_drc_switch(snd_kcontrol_t *kcontrol, snd_ctl_elem_value_t *ucontrol) |
| 422 | { |
| 423 | pmac_t *chip = snd_kcontrol_chip(kcontrol); |
| 424 | pmac_tumbler_t *mix; |
| 425 | int change; |
| 426 | |
| 427 | if (! (mix = chip->mixer_data)) |
| 428 | return -ENODEV; |
| 429 | change = mix->drc_enable != ucontrol->value.integer.value[0]; |
| 430 | if (change) { |
| 431 | mix->drc_enable = !!ucontrol->value.integer.value[0]; |
| 432 | if (chip->model == PMAC_TUMBLER) |
| 433 | tumbler_set_drc(mix); |
| 434 | else |
| 435 | snapper_set_drc(mix); |
| 436 | } |
| 437 | return change; |
| 438 | } |
| 439 | |
| 440 | |
| 441 | /* |
| 442 | * mono volumes |
| 443 | */ |
| 444 | |
| 445 | struct tumbler_mono_vol { |
| 446 | int index; |
| 447 | int reg; |
| 448 | int bytes; |
| 449 | unsigned int max; |
| 450 | unsigned int *table; |
| 451 | }; |
| 452 | |
| 453 | static int tumbler_set_mono_volume(pmac_tumbler_t *mix, struct tumbler_mono_vol *info) |
| 454 | { |
| 455 | unsigned char block[4]; |
| 456 | unsigned int vol; |
| 457 | int i; |
| 458 | |
| 459 | if (! mix->i2c.client) |
| 460 | return -ENODEV; |
| 461 | |
| 462 | vol = mix->mono_vol[info->index]; |
| 463 | if (vol >= info->max) |
| 464 | vol = info->max - 1; |
| 465 | vol = info->table[vol]; |
| 466 | for (i = 0; i < info->bytes; i++) |
| 467 | block[i] = (vol >> ((info->bytes - i - 1) * 8)) & 0xff; |
| 468 | if (i2c_smbus_write_block_data(mix->i2c.client, info->reg, |
| 469 | info->bytes, block) < 0) { |
| 470 | snd_printk("failed to set mono volume %d\n", info->index); |
| 471 | return -EINVAL; |
| 472 | } |
| 473 | return 0; |
| 474 | } |
| 475 | |
| 476 | static int tumbler_info_mono(snd_kcontrol_t *kcontrol, snd_ctl_elem_info_t *uinfo) |
| 477 | { |
| 478 | struct tumbler_mono_vol *info = (struct tumbler_mono_vol *)kcontrol->private_value; |
| 479 | |
| 480 | uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER; |
| 481 | uinfo->count = 1; |
| 482 | uinfo->value.integer.min = 0; |
| 483 | uinfo->value.integer.max = info->max - 1; |
| 484 | return 0; |
| 485 | } |
| 486 | |
| 487 | static int tumbler_get_mono(snd_kcontrol_t *kcontrol, snd_ctl_elem_value_t *ucontrol) |
| 488 | { |
| 489 | struct tumbler_mono_vol *info = (struct tumbler_mono_vol *)kcontrol->private_value; |
| 490 | pmac_t *chip = snd_kcontrol_chip(kcontrol); |
| 491 | pmac_tumbler_t *mix; |
| 492 | if (! (mix = chip->mixer_data)) |
| 493 | return -ENODEV; |
| 494 | ucontrol->value.integer.value[0] = mix->mono_vol[info->index]; |
| 495 | return 0; |
| 496 | } |
| 497 | |
| 498 | static int tumbler_put_mono(snd_kcontrol_t *kcontrol, snd_ctl_elem_value_t *ucontrol) |
| 499 | { |
| 500 | struct tumbler_mono_vol *info = (struct tumbler_mono_vol *)kcontrol->private_value; |
| 501 | pmac_t *chip = snd_kcontrol_chip(kcontrol); |
| 502 | pmac_tumbler_t *mix; |
| 503 | int change; |
| 504 | |
| 505 | if (! (mix = chip->mixer_data)) |
| 506 | return -ENODEV; |
| 507 | change = mix->mono_vol[info->index] != ucontrol->value.integer.value[0]; |
| 508 | if (change) { |
| 509 | mix->mono_vol[info->index] = ucontrol->value.integer.value[0]; |
| 510 | tumbler_set_mono_volume(mix, info); |
| 511 | } |
| 512 | return change; |
| 513 | } |
| 514 | |
| 515 | /* TAS3001c mono volumes */ |
| 516 | static struct tumbler_mono_vol tumbler_pcm_vol_info = { |
| 517 | .index = VOL_IDX_PCM_MONO, |
| 518 | .reg = TAS_REG_PCM, |
| 519 | .bytes = 3, |
| 520 | .max = ARRAY_SIZE(mixer_volume_table), |
| 521 | .table = mixer_volume_table, |
| 522 | }; |
| 523 | |
| 524 | static struct tumbler_mono_vol tumbler_bass_vol_info = { |
| 525 | .index = VOL_IDX_BASS, |
| 526 | .reg = TAS_REG_BASS, |
| 527 | .bytes = 1, |
| 528 | .max = ARRAY_SIZE(bass_volume_table), |
| 529 | .table = bass_volume_table, |
| 530 | }; |
| 531 | |
| 532 | static struct tumbler_mono_vol tumbler_treble_vol_info = { |
| 533 | .index = VOL_IDX_TREBLE, |
| 534 | .reg = TAS_REG_TREBLE, |
| 535 | .bytes = 1, |
| 536 | .max = ARRAY_SIZE(treble_volume_table), |
| 537 | .table = treble_volume_table, |
| 538 | }; |
| 539 | |
| 540 | /* TAS3004 mono volumes */ |
| 541 | static struct tumbler_mono_vol snapper_bass_vol_info = { |
| 542 | .index = VOL_IDX_BASS, |
| 543 | .reg = TAS_REG_BASS, |
| 544 | .bytes = 1, |
| 545 | .max = ARRAY_SIZE(snapper_bass_volume_table), |
| 546 | .table = snapper_bass_volume_table, |
| 547 | }; |
| 548 | |
| 549 | static struct tumbler_mono_vol snapper_treble_vol_info = { |
| 550 | .index = VOL_IDX_TREBLE, |
| 551 | .reg = TAS_REG_TREBLE, |
| 552 | .bytes = 1, |
| 553 | .max = ARRAY_SIZE(snapper_treble_volume_table), |
| 554 | .table = snapper_treble_volume_table, |
| 555 | }; |
| 556 | |
| 557 | |
| 558 | #define DEFINE_MONO(xname,type) { \ |
| 559 | .iface = SNDRV_CTL_ELEM_IFACE_MIXER,\ |
| 560 | .name = xname, \ |
| 561 | .info = tumbler_info_mono, \ |
| 562 | .get = tumbler_get_mono, \ |
| 563 | .put = tumbler_put_mono, \ |
| 564 | .private_value = (unsigned long)(&tumbler_##type##_vol_info), \ |
| 565 | } |
| 566 | |
| 567 | #define DEFINE_SNAPPER_MONO(xname,type) { \ |
| 568 | .iface = SNDRV_CTL_ELEM_IFACE_MIXER,\ |
| 569 | .name = xname, \ |
| 570 | .info = tumbler_info_mono, \ |
| 571 | .get = tumbler_get_mono, \ |
| 572 | .put = tumbler_put_mono, \ |
| 573 | .private_value = (unsigned long)(&snapper_##type##_vol_info), \ |
| 574 | } |
| 575 | |
| 576 | |
| 577 | /* |
| 578 | * snapper mixer volumes |
| 579 | */ |
| 580 | |
| 581 | static int snapper_set_mix_vol1(pmac_tumbler_t *mix, int idx, int ch, int reg) |
| 582 | { |
| 583 | int i, j, vol; |
| 584 | unsigned char block[9]; |
| 585 | |
| 586 | vol = mix->mix_vol[idx][ch]; |
| 587 | if (vol >= ARRAY_SIZE(mixer_volume_table)) { |
| 588 | vol = ARRAY_SIZE(mixer_volume_table) - 1; |
| 589 | mix->mix_vol[idx][ch] = vol; |
| 590 | } |
| 591 | |
| 592 | for (i = 0; i < 3; i++) { |
| 593 | vol = mix->mix_vol[i][ch]; |
| 594 | vol = mixer_volume_table[vol]; |
| 595 | for (j = 0; j < 3; j++) |
| 596 | block[i * 3 + j] = (vol >> ((2 - j) * 8)) & 0xff; |
| 597 | } |
| 598 | if (i2c_smbus_write_block_data(mix->i2c.client, reg, 9, block) < 0) { |
| 599 | snd_printk("failed to set mono volume %d\n", reg); |
| 600 | return -EINVAL; |
| 601 | } |
| 602 | return 0; |
| 603 | } |
| 604 | |
| 605 | static int snapper_set_mix_vol(pmac_tumbler_t *mix, int idx) |
| 606 | { |
| 607 | if (! mix->i2c.client) |
| 608 | return -ENODEV; |
| 609 | if (snapper_set_mix_vol1(mix, idx, 0, TAS_REG_LMIX) < 0 || |
| 610 | snapper_set_mix_vol1(mix, idx, 1, TAS_REG_RMIX) < 0) |
| 611 | return -EINVAL; |
| 612 | return 0; |
| 613 | } |
| 614 | |
| 615 | static int snapper_info_mix(snd_kcontrol_t *kcontrol, snd_ctl_elem_info_t *uinfo) |
| 616 | { |
| 617 | uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER; |
| 618 | uinfo->count = 2; |
| 619 | uinfo->value.integer.min = 0; |
| 620 | uinfo->value.integer.max = ARRAY_SIZE(mixer_volume_table) - 1; |
| 621 | return 0; |
| 622 | } |
| 623 | |
| 624 | static int snapper_get_mix(snd_kcontrol_t *kcontrol, snd_ctl_elem_value_t *ucontrol) |
| 625 | { |
| 626 | int idx = (int)kcontrol->private_value; |
| 627 | pmac_t *chip = snd_kcontrol_chip(kcontrol); |
| 628 | pmac_tumbler_t *mix; |
| 629 | if (! (mix = chip->mixer_data)) |
| 630 | return -ENODEV; |
| 631 | ucontrol->value.integer.value[0] = mix->mix_vol[idx][0]; |
| 632 | ucontrol->value.integer.value[1] = mix->mix_vol[idx][1]; |
| 633 | return 0; |
| 634 | } |
| 635 | |
| 636 | static int snapper_put_mix(snd_kcontrol_t *kcontrol, snd_ctl_elem_value_t *ucontrol) |
| 637 | { |
| 638 | int idx = (int)kcontrol->private_value; |
| 639 | pmac_t *chip = snd_kcontrol_chip(kcontrol); |
| 640 | pmac_tumbler_t *mix; |
| 641 | int change; |
| 642 | |
| 643 | if (! (mix = chip->mixer_data)) |
| 644 | return -ENODEV; |
| 645 | change = mix->mix_vol[idx][0] != ucontrol->value.integer.value[0] || |
| 646 | mix->mix_vol[idx][1] != ucontrol->value.integer.value[1]; |
| 647 | if (change) { |
| 648 | mix->mix_vol[idx][0] = ucontrol->value.integer.value[0]; |
| 649 | mix->mix_vol[idx][1] = ucontrol->value.integer.value[1]; |
| 650 | snapper_set_mix_vol(mix, idx); |
| 651 | } |
| 652 | return change; |
| 653 | } |
| 654 | |
| 655 | |
| 656 | /* |
| 657 | * mute switches |
| 658 | */ |
| 659 | |
| 660 | enum { TUMBLER_MUTE_HP, TUMBLER_MUTE_AMP }; |
| 661 | |
| 662 | static int tumbler_get_mute_switch(snd_kcontrol_t *kcontrol, snd_ctl_elem_value_t *ucontrol) |
| 663 | { |
| 664 | pmac_t *chip = snd_kcontrol_chip(kcontrol); |
| 665 | pmac_tumbler_t *mix; |
| 666 | pmac_gpio_t *gp; |
| 667 | if (! (mix = chip->mixer_data)) |
| 668 | return -ENODEV; |
| 669 | gp = (kcontrol->private_value == TUMBLER_MUTE_HP) ? &mix->hp_mute : &mix->amp_mute; |
| 670 | ucontrol->value.integer.value[0] = ! read_audio_gpio(gp); |
| 671 | return 0; |
| 672 | } |
| 673 | |
| 674 | static int tumbler_put_mute_switch(snd_kcontrol_t *kcontrol, snd_ctl_elem_value_t *ucontrol) |
| 675 | { |
| 676 | pmac_t *chip = snd_kcontrol_chip(kcontrol); |
| 677 | pmac_tumbler_t *mix; |
| 678 | pmac_gpio_t *gp; |
| 679 | int val; |
| 680 | #ifdef PMAC_SUPPORT_AUTOMUTE |
| 681 | if (chip->update_automute && chip->auto_mute) |
| 682 | return 0; /* don't touch in the auto-mute mode */ |
| 683 | #endif |
| 684 | if (! (mix = chip->mixer_data)) |
| 685 | return -ENODEV; |
| 686 | gp = (kcontrol->private_value == TUMBLER_MUTE_HP) ? &mix->hp_mute : &mix->amp_mute; |
| 687 | val = ! read_audio_gpio(gp); |
| 688 | if (val != ucontrol->value.integer.value[0]) { |
| 689 | write_audio_gpio(gp, ! ucontrol->value.integer.value[0]); |
| 690 | return 1; |
| 691 | } |
| 692 | return 0; |
| 693 | } |
| 694 | |
| 695 | static int snapper_set_capture_source(pmac_tumbler_t *mix) |
| 696 | { |
| 697 | if (! mix->i2c.client) |
| 698 | return -ENODEV; |
| 699 | return i2c_smbus_write_byte_data(mix->i2c.client, TAS_REG_ACS, |
| 700 | mix->capture_source ? 2 : 0); |
| 701 | } |
| 702 | |
| 703 | static int snapper_info_capture_source(snd_kcontrol_t *kcontrol, snd_ctl_elem_info_t *uinfo) |
| 704 | { |
| 705 | static char *texts[2] = { |
| 706 | "Line", "Mic" |
| 707 | }; |
| 708 | uinfo->type = SNDRV_CTL_ELEM_TYPE_ENUMERATED; |
| 709 | uinfo->count = 1; |
| 710 | uinfo->value.enumerated.items = 2; |
| 711 | if (uinfo->value.enumerated.item > 1) |
| 712 | uinfo->value.enumerated.item = 1; |
| 713 | strcpy(uinfo->value.enumerated.name, texts[uinfo->value.enumerated.item]); |
| 714 | return 0; |
| 715 | } |
| 716 | |
| 717 | static int snapper_get_capture_source(snd_kcontrol_t *kcontrol, snd_ctl_elem_value_t *ucontrol) |
| 718 | { |
| 719 | pmac_t *chip = snd_kcontrol_chip(kcontrol); |
| 720 | pmac_tumbler_t *mix = chip->mixer_data; |
| 721 | |
| 722 | snd_assert(mix, return -ENODEV); |
| 723 | ucontrol->value.integer.value[0] = mix->capture_source; |
| 724 | return 0; |
| 725 | } |
| 726 | |
| 727 | static int snapper_put_capture_source(snd_kcontrol_t *kcontrol, snd_ctl_elem_value_t *ucontrol) |
| 728 | { |
| 729 | pmac_t *chip = snd_kcontrol_chip(kcontrol); |
| 730 | pmac_tumbler_t *mix = chip->mixer_data; |
| 731 | int change; |
| 732 | |
| 733 | snd_assert(mix, return -ENODEV); |
| 734 | change = ucontrol->value.integer.value[0] != mix->capture_source; |
| 735 | if (change) { |
| 736 | mix->capture_source = !!ucontrol->value.integer.value[0]; |
| 737 | snapper_set_capture_source(mix); |
| 738 | } |
| 739 | return change; |
| 740 | } |
| 741 | |
| 742 | #define DEFINE_SNAPPER_MIX(xname,idx,ofs) { \ |
| 743 | .iface = SNDRV_CTL_ELEM_IFACE_MIXER,\ |
| 744 | .name = xname, \ |
| 745 | .info = snapper_info_mix, \ |
| 746 | .get = snapper_get_mix, \ |
| 747 | .put = snapper_put_mix, \ |
| 748 | .index = idx,\ |
| 749 | .private_value = ofs, \ |
| 750 | } |
| 751 | |
| 752 | |
| 753 | /* |
| 754 | */ |
| 755 | static snd_kcontrol_new_t tumbler_mixers[] __initdata = { |
| 756 | { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, |
| 757 | .name = "Master Playback Volume", |
| 758 | .info = tumbler_info_master_volume, |
| 759 | .get = tumbler_get_master_volume, |
| 760 | .put = tumbler_put_master_volume |
| 761 | }, |
| 762 | { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, |
| 763 | .name = "Master Playback Switch", |
| 764 | .info = snd_pmac_boolean_stereo_info, |
| 765 | .get = tumbler_get_master_switch, |
| 766 | .put = tumbler_put_master_switch |
| 767 | }, |
| 768 | DEFINE_MONO("Tone Control - Bass", bass), |
| 769 | DEFINE_MONO("Tone Control - Treble", treble), |
| 770 | DEFINE_MONO("PCM Playback Volume", pcm), |
| 771 | { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, |
| 772 | .name = "DRC Range", |
| 773 | .info = tumbler_info_drc_value, |
| 774 | .get = tumbler_get_drc_value, |
| 775 | .put = tumbler_put_drc_value |
| 776 | }, |
| 777 | }; |
| 778 | |
| 779 | static snd_kcontrol_new_t snapper_mixers[] __initdata = { |
| 780 | { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, |
| 781 | .name = "Master Playback Volume", |
| 782 | .info = tumbler_info_master_volume, |
| 783 | .get = tumbler_get_master_volume, |
| 784 | .put = tumbler_put_master_volume |
| 785 | }, |
| 786 | { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, |
| 787 | .name = "Master Playback Switch", |
| 788 | .info = snd_pmac_boolean_stereo_info, |
| 789 | .get = tumbler_get_master_switch, |
| 790 | .put = tumbler_put_master_switch |
| 791 | }, |
| 792 | DEFINE_SNAPPER_MIX("PCM Playback Volume", 0, VOL_IDX_PCM), |
| 793 | DEFINE_SNAPPER_MIX("PCM Playback Volume", 1, VOL_IDX_PCM2), |
| 794 | DEFINE_SNAPPER_MIX("Monitor Mix Volume", 0, VOL_IDX_ADC), |
| 795 | DEFINE_SNAPPER_MONO("Tone Control - Bass", bass), |
| 796 | DEFINE_SNAPPER_MONO("Tone Control - Treble", treble), |
| 797 | { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, |
| 798 | .name = "DRC Range", |
| 799 | .info = tumbler_info_drc_value, |
| 800 | .get = tumbler_get_drc_value, |
| 801 | .put = tumbler_put_drc_value |
| 802 | }, |
| 803 | { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, |
| 804 | .name = "Input Source", /* FIXME: "Capture Source" doesn't work properly */ |
| 805 | .info = snapper_info_capture_source, |
| 806 | .get = snapper_get_capture_source, |
| 807 | .put = snapper_put_capture_source |
| 808 | }, |
| 809 | }; |
| 810 | |
| 811 | static snd_kcontrol_new_t tumbler_hp_sw __initdata = { |
| 812 | .iface = SNDRV_CTL_ELEM_IFACE_MIXER, |
| 813 | .name = "Headphone Playback Switch", |
| 814 | .info = snd_pmac_boolean_mono_info, |
| 815 | .get = tumbler_get_mute_switch, |
| 816 | .put = tumbler_put_mute_switch, |
| 817 | .private_value = TUMBLER_MUTE_HP, |
| 818 | }; |
| 819 | static snd_kcontrol_new_t tumbler_speaker_sw __initdata = { |
| 820 | .iface = SNDRV_CTL_ELEM_IFACE_MIXER, |
| 821 | .name = "PC Speaker Playback Switch", |
| 822 | .info = snd_pmac_boolean_mono_info, |
| 823 | .get = tumbler_get_mute_switch, |
| 824 | .put = tumbler_put_mute_switch, |
| 825 | .private_value = TUMBLER_MUTE_AMP, |
| 826 | }; |
| 827 | static snd_kcontrol_new_t tumbler_drc_sw __initdata = { |
| 828 | .iface = SNDRV_CTL_ELEM_IFACE_MIXER, |
| 829 | .name = "DRC Switch", |
| 830 | .info = snd_pmac_boolean_mono_info, |
| 831 | .get = tumbler_get_drc_switch, |
| 832 | .put = tumbler_put_drc_switch |
| 833 | }; |
| 834 | |
| 835 | |
| 836 | #ifdef PMAC_SUPPORT_AUTOMUTE |
| 837 | /* |
| 838 | * auto-mute stuffs |
| 839 | */ |
| 840 | static int tumbler_detect_headphone(pmac_t *chip) |
| 841 | { |
| 842 | pmac_tumbler_t *mix = chip->mixer_data; |
| 843 | return read_audio_gpio(&mix->hp_detect); |
| 844 | } |
| 845 | |
| 846 | static void check_mute(pmac_t *chip, pmac_gpio_t *gp, int val, int do_notify, snd_kcontrol_t *sw) |
| 847 | { |
| 848 | //pmac_tumbler_t *mix = chip->mixer_data; |
| 849 | if (val != read_audio_gpio(gp)) { |
| 850 | write_audio_gpio(gp, val); |
| 851 | if (do_notify) |
| 852 | snd_ctl_notify(chip->card, SNDRV_CTL_EVENT_MASK_VALUE, &sw->id); |
| 853 | } |
| 854 | } |
| 855 | |
| 856 | static struct work_struct device_change; |
| 857 | |
| 858 | static void |
| 859 | device_change_handler(void *self) |
| 860 | { |
| 861 | pmac_t *chip = (pmac_t*) self; |
| 862 | pmac_tumbler_t *mix; |
| 863 | |
| 864 | if (!chip) |
| 865 | return; |
| 866 | |
| 867 | mix = chip->mixer_data; |
| 868 | |
| 869 | /* first set the DRC so the speaker do not explode -ReneR */ |
| 870 | if (chip->model == PMAC_TUMBLER) |
| 871 | tumbler_set_drc(mix); |
| 872 | else |
| 873 | snapper_set_drc(mix); |
| 874 | |
| 875 | /* reset the master volume so the correct amplification is applied */ |
| 876 | tumbler_set_master_volume(mix); |
| 877 | } |
| 878 | |
| 879 | static void tumbler_update_automute(pmac_t *chip, int do_notify) |
| 880 | { |
| 881 | if (chip->auto_mute) { |
| 882 | pmac_tumbler_t *mix = chip->mixer_data; |
| 883 | snd_assert(mix, return); |
| 884 | if (tumbler_detect_headphone(chip)) { |
| 885 | /* mute speaker */ |
| 886 | check_mute(chip, &mix->amp_mute, 1, do_notify, chip->speaker_sw_ctl); |
| 887 | check_mute(chip, &mix->hp_mute, 0, do_notify, chip->master_sw_ctl); |
| 888 | mix->drc_enable = 0; |
| 889 | |
| 890 | } else { |
| 891 | /* unmute speaker */ |
| 892 | check_mute(chip, &mix->amp_mute, 0, do_notify, chip->speaker_sw_ctl); |
| 893 | check_mute(chip, &mix->hp_mute, 1, do_notify, chip->master_sw_ctl); |
| 894 | mix->drc_enable = 1; |
| 895 | } |
| 896 | if (do_notify) { |
| 897 | snd_ctl_notify(chip->card, SNDRV_CTL_EVENT_MASK_VALUE, |
| 898 | &chip->hp_detect_ctl->id); |
| 899 | snd_ctl_notify(chip->card, SNDRV_CTL_EVENT_MASK_VALUE, |
| 900 | &chip->drc_sw_ctl->id); |
| 901 | } |
| 902 | |
| 903 | /* finally we need to schedule an update of the mixer values |
| 904 | (master and DRC are enough for now) -ReneR */ |
| 905 | schedule_work(&device_change); |
| 906 | |
| 907 | } |
| 908 | } |
| 909 | #endif /* PMAC_SUPPORT_AUTOMUTE */ |
| 910 | |
| 911 | |
| 912 | /* interrupt - headphone plug changed */ |
| 913 | static irqreturn_t headphone_intr(int irq, void *devid, struct pt_regs *regs) |
| 914 | { |
| 915 | pmac_t *chip = devid; |
| 916 | if (chip->update_automute && chip->initialized) { |
| 917 | chip->update_automute(chip, 1); |
| 918 | return IRQ_HANDLED; |
| 919 | } |
| 920 | return IRQ_NONE; |
| 921 | } |
| 922 | |
| 923 | /* look for audio-gpio device */ |
| 924 | static struct device_node *find_audio_device(const char *name) |
| 925 | { |
| 926 | struct device_node *np; |
| 927 | |
| 928 | if (! (np = find_devices("gpio"))) |
| 929 | return NULL; |
| 930 | |
| 931 | for (np = np->child; np; np = np->sibling) { |
| 932 | char *property = get_property(np, "audio-gpio", NULL); |
| 933 | if (property && strcmp(property, name) == 0) |
| 934 | return np; |
| 935 | } |
| 936 | return NULL; |
| 937 | } |
| 938 | |
| 939 | /* look for audio-gpio device */ |
| 940 | static struct device_node *find_compatible_audio_device(const char *name) |
| 941 | { |
| 942 | struct device_node *np; |
| 943 | |
| 944 | if (! (np = find_devices("gpio"))) |
| 945 | return NULL; |
| 946 | |
| 947 | for (np = np->child; np; np = np->sibling) { |
| 948 | if (device_is_compatible(np, name)) |
| 949 | return np; |
| 950 | } |
| 951 | return NULL; |
| 952 | } |
| 953 | |
| 954 | /* find an audio device and get its address */ |
Benjamin Herrenschmidt | b75550e | 2005-04-16 15:24:31 -0700 | [diff] [blame^] | 955 | static long tumbler_find_device(const char *device, pmac_gpio_t *gp, int is_compatible) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 956 | { |
| 957 | struct device_node *node; |
Benjamin Herrenschmidt | b75550e | 2005-04-16 15:24:31 -0700 | [diff] [blame^] | 958 | u32 *base, addr; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 959 | |
| 960 | if (is_compatible) |
| 961 | node = find_compatible_audio_device(device); |
| 962 | else |
| 963 | node = find_audio_device(device); |
| 964 | if (! node) { |
| 965 | snd_printdd("cannot find device %s\n", device); |
| 966 | return -ENODEV; |
| 967 | } |
| 968 | |
| 969 | base = (u32 *)get_property(node, "AAPL,address", NULL); |
| 970 | if (! base) { |
Benjamin Herrenschmidt | b75550e | 2005-04-16 15:24:31 -0700 | [diff] [blame^] | 971 | base = (u32 *)get_property(node, "reg", NULL); |
| 972 | if (!base) { |
| 973 | snd_printd("cannot find address for device %s\n", device); |
| 974 | return -ENODEV; |
| 975 | } |
| 976 | /* this only work if PPC_HAS_FEATURE_CALLS is set as we |
| 977 | * are only getting the low part of the address |
| 978 | */ |
| 979 | addr = *base; |
| 980 | if (addr < 0x50) |
| 981 | addr += 0x50; |
| 982 | } else |
| 983 | addr = *base; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 984 | |
| 985 | #ifdef CONFIG_PPC_HAS_FEATURE_CALLS |
Benjamin Herrenschmidt | b75550e | 2005-04-16 15:24:31 -0700 | [diff] [blame^] | 986 | gp->addr = addr & 0x0000ffff; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 987 | #else |
Benjamin Herrenschmidt | b75550e | 2005-04-16 15:24:31 -0700 | [diff] [blame^] | 988 | gp->addr = ioremap((unsigned long)addr, 1); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 989 | #endif |
Benjamin Herrenschmidt | b75550e | 2005-04-16 15:24:31 -0700 | [diff] [blame^] | 990 | /* Try to find the active state, default to 0 ! */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 991 | base = (u32 *)get_property(node, "audio-gpio-active-state", NULL); |
| 992 | if (base) |
| 993 | gp->active_state = *base; |
| 994 | else |
Benjamin Herrenschmidt | b75550e | 2005-04-16 15:24:31 -0700 | [diff] [blame^] | 995 | gp->active_state = 0; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 996 | |
| 997 | return (node->n_intrs > 0) ? node->intrs[0].line : 0; |
| 998 | } |
| 999 | |
| 1000 | /* reset audio */ |
| 1001 | static void tumbler_reset_audio(pmac_t *chip) |
| 1002 | { |
| 1003 | pmac_tumbler_t *mix = chip->mixer_data; |
| 1004 | |
| 1005 | write_audio_gpio(&mix->audio_reset, 0); |
| 1006 | big_mdelay(200); |
| 1007 | write_audio_gpio(&mix->audio_reset, 1); |
| 1008 | big_mdelay(100); |
| 1009 | write_audio_gpio(&mix->audio_reset, 0); |
| 1010 | big_mdelay(100); |
| 1011 | } |
| 1012 | |
| 1013 | #ifdef CONFIG_PMAC_PBOOK |
| 1014 | /* resume mixer */ |
| 1015 | static void tumbler_resume(pmac_t *chip) |
| 1016 | { |
| 1017 | pmac_tumbler_t *mix = chip->mixer_data; |
| 1018 | |
| 1019 | snd_assert(mix, return); |
| 1020 | |
| 1021 | tumbler_reset_audio(chip); |
| 1022 | if (mix->i2c.client && mix->i2c.init_client) { |
| 1023 | if (mix->i2c.init_client(&mix->i2c) < 0) |
| 1024 | printk(KERN_ERR "tumbler_init_client error\n"); |
| 1025 | } else |
| 1026 | printk(KERN_ERR "tumbler: i2c is not initialized\n"); |
| 1027 | if (chip->model == PMAC_TUMBLER) { |
| 1028 | tumbler_set_mono_volume(mix, &tumbler_pcm_vol_info); |
| 1029 | tumbler_set_mono_volume(mix, &tumbler_bass_vol_info); |
| 1030 | tumbler_set_mono_volume(mix, &tumbler_treble_vol_info); |
| 1031 | tumbler_set_drc(mix); |
| 1032 | } else { |
| 1033 | snapper_set_mix_vol(mix, VOL_IDX_PCM); |
| 1034 | snapper_set_mix_vol(mix, VOL_IDX_PCM2); |
| 1035 | snapper_set_mix_vol(mix, VOL_IDX_ADC); |
| 1036 | tumbler_set_mono_volume(mix, &snapper_bass_vol_info); |
| 1037 | tumbler_set_mono_volume(mix, &snapper_treble_vol_info); |
| 1038 | snapper_set_drc(mix); |
| 1039 | snapper_set_capture_source(mix); |
| 1040 | } |
| 1041 | tumbler_set_master_volume(mix); |
| 1042 | if (chip->update_automute) |
| 1043 | chip->update_automute(chip, 0); |
| 1044 | } |
| 1045 | #endif |
| 1046 | |
| 1047 | /* initialize tumbler */ |
| 1048 | static int __init tumbler_init(pmac_t *chip) |
| 1049 | { |
| 1050 | int irq, err; |
| 1051 | pmac_tumbler_t *mix = chip->mixer_data; |
| 1052 | snd_assert(mix, return -EINVAL); |
| 1053 | |
Benjamin Herrenschmidt | b75550e | 2005-04-16 15:24:31 -0700 | [diff] [blame^] | 1054 | if (tumbler_find_device("audio-hw-reset", &mix->audio_reset, 0) < 0) |
| 1055 | tumbler_find_device("hw-reset", &mix->audio_reset, 1); |
| 1056 | if (tumbler_find_device("amp-mute", &mix->amp_mute, 0) < 0) |
| 1057 | tumbler_find_device("amp-mute", &mix->amp_mute, 1); |
| 1058 | if (tumbler_find_device("headphone-mute", &mix->hp_mute, 0) < 0) |
| 1059 | tumbler_find_device("headphone-mute", &mix->hp_mute, 1); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1060 | irq = tumbler_find_device("headphone-detect", &mix->hp_detect, 0); |
| 1061 | if (irq < 0) |
Benjamin Herrenschmidt | b75550e | 2005-04-16 15:24:31 -0700 | [diff] [blame^] | 1062 | irq = tumbler_find_device("headphone-detect", &mix->hp_detect, 1); |
| 1063 | if (irq < 0) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1064 | irq = tumbler_find_device("keywest-gpio15", &mix->hp_detect, 1); |
| 1065 | |
| 1066 | tumbler_reset_audio(chip); |
| 1067 | |
| 1068 | /* activate headphone status interrupts */ |
| 1069 | if (irq >= 0) { |
| 1070 | unsigned char val; |
| 1071 | if ((err = request_irq(irq, headphone_intr, 0, |
| 1072 | "Tumbler Headphone Detection", chip)) < 0) |
| 1073 | return err; |
| 1074 | /* activate headphone status interrupts */ |
| 1075 | val = do_gpio_read(&mix->hp_detect); |
| 1076 | do_gpio_write(&mix->hp_detect, val | 0x80); |
| 1077 | } |
| 1078 | mix->headphone_irq = irq; |
| 1079 | |
| 1080 | return 0; |
| 1081 | } |
| 1082 | |
| 1083 | static void tumbler_cleanup(pmac_t *chip) |
| 1084 | { |
| 1085 | pmac_tumbler_t *mix = chip->mixer_data; |
| 1086 | if (! mix) |
| 1087 | return; |
| 1088 | |
| 1089 | if (mix->headphone_irq >= 0) |
| 1090 | free_irq(mix->headphone_irq, chip); |
| 1091 | tumbler_gpio_free(&mix->audio_reset); |
| 1092 | tumbler_gpio_free(&mix->amp_mute); |
| 1093 | tumbler_gpio_free(&mix->hp_mute); |
| 1094 | tumbler_gpio_free(&mix->hp_detect); |
| 1095 | snd_pmac_keywest_cleanup(&mix->i2c); |
| 1096 | kfree(mix); |
| 1097 | chip->mixer_data = NULL; |
| 1098 | } |
| 1099 | |
| 1100 | /* exported */ |
| 1101 | int __init snd_pmac_tumbler_init(pmac_t *chip) |
| 1102 | { |
| 1103 | int i, err; |
| 1104 | pmac_tumbler_t *mix; |
| 1105 | u32 *paddr; |
| 1106 | struct device_node *tas_node; |
| 1107 | char *chipname; |
| 1108 | |
| 1109 | #ifdef CONFIG_KMOD |
| 1110 | if (current->fs->root) |
| 1111 | request_module("i2c-keywest"); |
| 1112 | #endif /* CONFIG_KMOD */ |
| 1113 | |
| 1114 | mix = kmalloc(sizeof(*mix), GFP_KERNEL); |
| 1115 | if (! mix) |
| 1116 | return -ENOMEM; |
| 1117 | memset(mix, 0, sizeof(*mix)); |
| 1118 | mix->headphone_irq = -1; |
| 1119 | |
| 1120 | chip->mixer_data = mix; |
| 1121 | chip->mixer_free = tumbler_cleanup; |
| 1122 | |
| 1123 | if ((err = tumbler_init(chip)) < 0) |
| 1124 | return err; |
| 1125 | |
| 1126 | /* set up TAS */ |
| 1127 | tas_node = find_devices("deq"); |
| 1128 | if (tas_node == NULL) |
Benjamin Herrenschmidt | b75550e | 2005-04-16 15:24:31 -0700 | [diff] [blame^] | 1129 | tas_node = find_devices("codec"); |
| 1130 | if (tas_node == NULL) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1131 | return -ENODEV; |
| 1132 | |
| 1133 | paddr = (u32 *)get_property(tas_node, "i2c-address", NULL); |
Benjamin Herrenschmidt | b75550e | 2005-04-16 15:24:31 -0700 | [diff] [blame^] | 1134 | if (paddr == NULL) |
| 1135 | paddr = (u32 *)get_property(tas_node, "reg", NULL); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1136 | if (paddr) |
| 1137 | mix->i2c.addr = (*paddr) >> 1; |
| 1138 | else |
| 1139 | mix->i2c.addr = TAS_I2C_ADDR; |
| 1140 | |
| 1141 | if (chip->model == PMAC_TUMBLER) { |
| 1142 | mix->i2c.init_client = tumbler_init_client; |
| 1143 | mix->i2c.name = "TAS3001c"; |
| 1144 | chipname = "Tumbler"; |
| 1145 | } else { |
| 1146 | mix->i2c.init_client = snapper_init_client; |
| 1147 | mix->i2c.name = "TAS3004"; |
| 1148 | chipname = "Snapper"; |
| 1149 | } |
| 1150 | |
| 1151 | if ((err = snd_pmac_keywest_init(&mix->i2c)) < 0) |
| 1152 | return err; |
| 1153 | |
| 1154 | /* |
| 1155 | * build mixers |
| 1156 | */ |
| 1157 | sprintf(chip->card->mixername, "PowerMac %s", chipname); |
| 1158 | |
| 1159 | if (chip->model == PMAC_TUMBLER) { |
| 1160 | for (i = 0; i < ARRAY_SIZE(tumbler_mixers); i++) { |
| 1161 | if ((err = snd_ctl_add(chip->card, snd_ctl_new1(&tumbler_mixers[i], chip))) < 0) |
| 1162 | return err; |
| 1163 | } |
| 1164 | } else { |
| 1165 | for (i = 0; i < ARRAY_SIZE(snapper_mixers); i++) { |
| 1166 | if ((err = snd_ctl_add(chip->card, snd_ctl_new1(&snapper_mixers[i], chip))) < 0) |
| 1167 | return err; |
| 1168 | } |
| 1169 | } |
| 1170 | chip->master_sw_ctl = snd_ctl_new1(&tumbler_hp_sw, chip); |
| 1171 | if ((err = snd_ctl_add(chip->card, chip->master_sw_ctl)) < 0) |
| 1172 | return err; |
| 1173 | chip->speaker_sw_ctl = snd_ctl_new1(&tumbler_speaker_sw, chip); |
| 1174 | if ((err = snd_ctl_add(chip->card, chip->speaker_sw_ctl)) < 0) |
| 1175 | return err; |
| 1176 | chip->drc_sw_ctl = snd_ctl_new1(&tumbler_drc_sw, chip); |
| 1177 | if ((err = snd_ctl_add(chip->card, chip->drc_sw_ctl)) < 0) |
| 1178 | return err; |
| 1179 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1180 | #ifdef CONFIG_PMAC_PBOOK |
| 1181 | chip->resume = tumbler_resume; |
| 1182 | #endif |
| 1183 | |
| 1184 | INIT_WORK(&device_change, device_change_handler, (void *)chip); |
| 1185 | |
| 1186 | #ifdef PMAC_SUPPORT_AUTOMUTE |
| 1187 | if (mix->headphone_irq >=0 && (err = snd_pmac_add_automute(chip)) < 0) |
| 1188 | return err; |
| 1189 | chip->detect_headphone = tumbler_detect_headphone; |
| 1190 | chip->update_automute = tumbler_update_automute; |
| 1191 | tumbler_update_automute(chip, 0); /* update the status only */ |
| 1192 | #endif |
| 1193 | |
| 1194 | return 0; |
| 1195 | } |