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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 <linux/init.h> |
28 | #include <linux/delay.h> |
29 | #include <linux/i2c.h> |
30 | #include <linux/kmod.h> |
31 | #include <linux/slab.h> |
32 | #include <linux/interrupt.h> |
33 | #include <sound/core.h> |
34 | #include <asm/io.h> |
35 | #include <asm/irq.h> |
36 | #include <asm/machdep.h> |
37 | #include <asm/pmac_feature.h> |
38 | #include "pmac.h" |
39 | #include "tumbler_volume.h" |
40 | |
41 | #undef DEBUG |
42 | |
43 | #ifdef DEBUG |
44 | #define DBG(fmt...) printk(KERN_DEBUG fmt) |
45 | #else |
46 | #define DBG(fmt...) |
47 | #endif |
48 | |
49 | /* i2c address for tumbler */ |
50 | #define TAS_I2C_ADDR 0x34 |
51 | |
52 | /* registers */ |
53 | #define TAS_REG_MCS 0x01 /* main control */ |
54 | #define TAS_REG_DRC 0x02 |
55 | #define TAS_REG_VOL 0x04 |
56 | #define TAS_REG_TREBLE 0x05 |
57 | #define TAS_REG_BASS 0x06 |
58 | #define TAS_REG_INPUT1 0x07 |
59 | #define TAS_REG_INPUT2 0x08 |
60 | |
61 | /* tas3001c */ |
62 | #define TAS_REG_PCM TAS_REG_INPUT1 |
63 | |
64 | /* tas3004 */ |
65 | #define TAS_REG_LMIX TAS_REG_INPUT1 |
66 | #define TAS_REG_RMIX TAS_REG_INPUT2 |
67 | #define TAS_REG_MCS2 0x43 /* main control 2 */ |
68 | #define TAS_REG_ACS 0x40 /* analog control */ |
69 | |
70 | /* mono volumes for tas3001c/tas3004 */ |
71 | enum { |
72 | VOL_IDX_PCM_MONO, /* tas3001c only */ |
73 | VOL_IDX_BASS, VOL_IDX_TREBLE, |
74 | VOL_IDX_LAST_MONO |
75 | }; |
76 | |
77 | /* stereo volumes for tas3004 */ |
78 | enum { |
79 | VOL_IDX_PCM, VOL_IDX_PCM2, VOL_IDX_ADC, |
80 | VOL_IDX_LAST_MIX |
81 | }; |
82 | |
83 | struct pmac_gpio { |
84 | unsigned int addr; |
85 | u8 active_val; |
86 | u8 inactive_val; |
87 | u8 active_state; |
88 | }; |
89 | |
90 | struct pmac_tumbler { |
91 | struct pmac_keywest i2c; |
92 | struct pmac_gpio audio_reset; |
93 | struct pmac_gpio amp_mute; |
94 | struct pmac_gpio line_mute; |
95 | struct pmac_gpio line_detect; |
96 | struct pmac_gpio hp_mute; |
97 | struct pmac_gpio hp_detect; |
98 | int headphone_irq; |
99 | int lineout_irq; |
100 | unsigned int save_master_vol[2]; |
101 | unsigned int master_vol[2]; |
102 | unsigned int save_master_switch[2]; |
103 | unsigned int master_switch[2]; |
104 | unsigned int mono_vol[VOL_IDX_LAST_MONO]; |
105 | unsigned int mix_vol[VOL_IDX_LAST_MIX][2]; /* stereo volumes for tas3004 */ |
106 | int drc_range; |
107 | int drc_enable; |
108 | int capture_source; |
109 | int anded_reset; |
110 | int auto_mute_notify; |
111 | int reset_on_sleep; |
112 | u8 acs; |
113 | }; |
114 | |
115 | |
116 | /* |
117 | */ |
118 | |
119 | static int send_init_client(struct pmac_keywest *i2c, unsigned int *regs) |
120 | { |
121 | while (*regs > 0) { |
122 | int err, count = 10; |
123 | do { |
124 | err = i2c_smbus_write_byte_data(i2c->client, |
125 | regs[0], regs[1]); |
126 | if (err >= 0) |
127 | break; |
128 | DBG("(W) i2c error %d\n", err); |
129 | mdelay(10); |
130 | } while (count--); |
131 | if (err < 0) |
132 | return -ENXIO; |
133 | regs += 2; |
134 | } |
135 | return 0; |
136 | } |
137 | |
138 | |
139 | static int tumbler_init_client(struct pmac_keywest *i2c) |
140 | { |
141 | static unsigned int regs[] = { |
142 | /* normal operation, SCLK=64fps, i2s output, i2s input, 16bit width */ |
143 | TAS_REG_MCS, (1<<6)|(2<<4)|(2<<2)|0, |
144 | 0, /* terminator */ |
145 | }; |
146 | DBG("(I) tumbler init client\n"); |
147 | return send_init_client(i2c, regs); |
148 | } |
149 | |
150 | static int snapper_init_client(struct pmac_keywest *i2c) |
151 | { |
152 | static unsigned int regs[] = { |
153 | /* normal operation, SCLK=64fps, i2s output, 16bit width */ |
154 | TAS_REG_MCS, (1<<6)|(2<<4)|0, |
155 | /* normal operation, all-pass mode */ |
156 | TAS_REG_MCS2, (1<<1), |
157 | /* normal output, no deemphasis, A input, power-up, line-in */ |
158 | TAS_REG_ACS, 0, |
159 | 0, /* terminator */ |
160 | }; |
161 | DBG("(I) snapper init client\n"); |
162 | return send_init_client(i2c, regs); |
163 | } |
164 | |
165 | /* |
166 | * gpio access |
167 | */ |
168 | #define do_gpio_write(gp, val) \ |
169 | pmac_call_feature(PMAC_FTR_WRITE_GPIO, NULL, (gp)->addr, val) |
170 | #define do_gpio_read(gp) \ |
171 | pmac_call_feature(PMAC_FTR_READ_GPIO, NULL, (gp)->addr, 0) |
172 | #define tumbler_gpio_free(gp) /* NOP */ |
173 | |
174 | static void write_audio_gpio(struct pmac_gpio *gp, int active) |
175 | { |
176 | if (! gp->addr) |
177 | return; |
178 | active = active ? gp->active_val : gp->inactive_val; |
179 | do_gpio_write(gp, active); |
180 | DBG("(I) gpio %x write %d\n", gp->addr, active); |
181 | } |
182 | |
183 | static int check_audio_gpio(struct pmac_gpio *gp) |
184 | { |
185 | int ret; |
186 | |
187 | if (! gp->addr) |
188 | return 0; |
189 | |
190 | ret = do_gpio_read(gp); |
191 | |
192 | return (ret & 0x1) == (gp->active_val & 0x1); |
193 | } |
194 | |
195 | static int read_audio_gpio(struct pmac_gpio *gp) |
196 | { |
197 | int ret; |
198 | if (! gp->addr) |
199 | return 0; |
200 | ret = do_gpio_read(gp); |
201 | ret = (ret & 0x02) !=0; |
202 | return ret == gp->active_state; |
203 | } |
204 | |
205 | /* |
206 | * update master volume |
207 | */ |
208 | static int tumbler_set_master_volume(struct pmac_tumbler *mix) |
209 | { |
210 | unsigned char block[6]; |
211 | unsigned int left_vol, right_vol; |
212 | |
213 | if (! mix->i2c.client) |
214 | return -ENODEV; |
215 | |
216 | if (! mix->master_switch[0]) |
217 | left_vol = 0; |
218 | else { |
219 | left_vol = mix->master_vol[0]; |
220 | if (left_vol >= ARRAY_SIZE(master_volume_table)) |
221 | left_vol = ARRAY_SIZE(master_volume_table) - 1; |
222 | left_vol = master_volume_table[left_vol]; |
223 | } |
224 | if (! mix->master_switch[1]) |
225 | right_vol = 0; |
226 | else { |
227 | right_vol = mix->master_vol[1]; |
228 | if (right_vol >= ARRAY_SIZE(master_volume_table)) |
229 | right_vol = ARRAY_SIZE(master_volume_table) - 1; |
230 | right_vol = master_volume_table[right_vol]; |
231 | } |
232 | |
233 | block[0] = (left_vol >> 16) & 0xff; |
234 | block[1] = (left_vol >> 8) & 0xff; |
235 | block[2] = (left_vol >> 0) & 0xff; |
236 | |
237 | block[3] = (right_vol >> 16) & 0xff; |
238 | block[4] = (right_vol >> 8) & 0xff; |
239 | block[5] = (right_vol >> 0) & 0xff; |
240 | |
241 | if (i2c_smbus_write_i2c_block_data(mix->i2c.client, TAS_REG_VOL, 6, |
242 | block) < 0) { |
243 | snd_printk(KERN_ERR "failed to set volume \n"); |
244 | return -EINVAL; |
245 | } |
246 | return 0; |
247 | } |
248 | |
249 | |
250 | /* output volume */ |
251 | static int tumbler_info_master_volume(struct snd_kcontrol *kcontrol, |
252 | struct snd_ctl_elem_info *uinfo) |
253 | { |
254 | uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER; |
255 | uinfo->count = 2; |
256 | uinfo->value.integer.min = 0; |
257 | uinfo->value.integer.max = ARRAY_SIZE(master_volume_table) - 1; |
258 | return 0; |
259 | } |
260 | |
261 | static int tumbler_get_master_volume(struct snd_kcontrol *kcontrol, |
262 | struct snd_ctl_elem_value *ucontrol) |
263 | { |
264 | struct snd_pmac *chip = snd_kcontrol_chip(kcontrol); |
265 | struct pmac_tumbler *mix = chip->mixer_data; |
266 | |
267 | ucontrol->value.integer.value[0] = mix->master_vol[0]; |
268 | ucontrol->value.integer.value[1] = mix->master_vol[1]; |
269 | return 0; |
270 | } |
271 | |
272 | static int tumbler_put_master_volume(struct snd_kcontrol *kcontrol, |
273 | struct snd_ctl_elem_value *ucontrol) |
274 | { |
275 | struct snd_pmac *chip = snd_kcontrol_chip(kcontrol); |
276 | struct pmac_tumbler *mix = chip->mixer_data; |
277 | unsigned int vol[2]; |
278 | int change; |
279 | |
280 | vol[0] = ucontrol->value.integer.value[0]; |
281 | vol[1] = ucontrol->value.integer.value[1]; |
282 | if (vol[0] >= ARRAY_SIZE(master_volume_table) || |
283 | vol[1] >= ARRAY_SIZE(master_volume_table)) |
284 | return -EINVAL; |
285 | change = mix->master_vol[0] != vol[0] || |
286 | mix->master_vol[1] != vol[1]; |
287 | if (change) { |
288 | mix->master_vol[0] = vol[0]; |
289 | mix->master_vol[1] = vol[1]; |
290 | tumbler_set_master_volume(mix); |
291 | } |
292 | return change; |
293 | } |
294 | |
295 | /* output switch */ |
296 | static int tumbler_get_master_switch(struct snd_kcontrol *kcontrol, |
297 | struct snd_ctl_elem_value *ucontrol) |
298 | { |
299 | struct snd_pmac *chip = snd_kcontrol_chip(kcontrol); |
300 | struct pmac_tumbler *mix = chip->mixer_data; |
301 | |
302 | ucontrol->value.integer.value[0] = mix->master_switch[0]; |
303 | ucontrol->value.integer.value[1] = mix->master_switch[1]; |
304 | return 0; |
305 | } |
306 | |
307 | static int tumbler_put_master_switch(struct snd_kcontrol *kcontrol, |
308 | struct snd_ctl_elem_value *ucontrol) |
309 | { |
310 | struct snd_pmac *chip = snd_kcontrol_chip(kcontrol); |
311 | struct pmac_tumbler *mix = chip->mixer_data; |
312 | int change; |
313 | |
314 | change = mix->master_switch[0] != ucontrol->value.integer.value[0] || |
315 | mix->master_switch[1] != ucontrol->value.integer.value[1]; |
316 | if (change) { |
317 | mix->master_switch[0] = !!ucontrol->value.integer.value[0]; |
318 | mix->master_switch[1] = !!ucontrol->value.integer.value[1]; |
319 | tumbler_set_master_volume(mix); |
320 | } |
321 | return change; |
322 | } |
323 | |
324 | |
325 | /* |
326 | * TAS3001c dynamic range compression |
327 | */ |
328 | |
329 | #define TAS3001_DRC_MAX 0x5f |
330 | |
331 | static int tumbler_set_drc(struct pmac_tumbler *mix) |
332 | { |
333 | unsigned char val[2]; |
334 | |
335 | if (! mix->i2c.client) |
336 | return -ENODEV; |
337 | |
338 | if (mix->drc_enable) { |
339 | val[0] = 0xc1; /* enable, 3:1 compression */ |
340 | if (mix->drc_range > TAS3001_DRC_MAX) |
341 | val[1] = 0xf0; |
342 | else if (mix->drc_range < 0) |
343 | val[1] = 0x91; |
344 | else |
345 | val[1] = mix->drc_range + 0x91; |
346 | } else { |
347 | val[0] = 0; |
348 | val[1] = 0; |
349 | } |
350 | |
351 | if (i2c_smbus_write_i2c_block_data(mix->i2c.client, TAS_REG_DRC, |
352 | 2, val) < 0) { |
353 | snd_printk(KERN_ERR "failed to set DRC\n"); |
354 | return -EINVAL; |
355 | } |
356 | return 0; |
357 | } |
358 | |
359 | /* |
360 | * TAS3004 |
361 | */ |
362 | |
363 | #define TAS3004_DRC_MAX 0xef |
364 | |
365 | static int snapper_set_drc(struct pmac_tumbler *mix) |
366 | { |
367 | unsigned char val[6]; |
368 | |
369 | if (! mix->i2c.client) |
370 | return -ENODEV; |
371 | |
372 | if (mix->drc_enable) |
373 | val[0] = 0x50; /* 3:1 above threshold */ |
374 | else |
375 | val[0] = 0x51; /* disabled */ |
376 | val[1] = 0x02; /* 1:1 below threshold */ |
377 | if (mix->drc_range > 0xef) |
378 | val[2] = 0xef; |
379 | else if (mix->drc_range < 0) |
380 | val[2] = 0x00; |
381 | else |
382 | val[2] = mix->drc_range; |
383 | val[3] = 0xb0; |
384 | val[4] = 0x60; |
385 | val[5] = 0xa0; |
386 | |
387 | if (i2c_smbus_write_i2c_block_data(mix->i2c.client, TAS_REG_DRC, |
388 | 6, val) < 0) { |
389 | snd_printk(KERN_ERR "failed to set DRC\n"); |
390 | return -EINVAL; |
391 | } |
392 | return 0; |
393 | } |
394 | |
395 | static int tumbler_info_drc_value(struct snd_kcontrol *kcontrol, |
396 | struct snd_ctl_elem_info *uinfo) |
397 | { |
398 | struct snd_pmac *chip = snd_kcontrol_chip(kcontrol); |
399 | uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER; |
400 | uinfo->count = 1; |
401 | uinfo->value.integer.min = 0; |
402 | uinfo->value.integer.max = |
403 | chip->model == PMAC_TUMBLER ? TAS3001_DRC_MAX : TAS3004_DRC_MAX; |
404 | return 0; |
405 | } |
406 | |
407 | static int tumbler_get_drc_value(struct snd_kcontrol *kcontrol, |
408 | struct snd_ctl_elem_value *ucontrol) |
409 | { |
410 | struct snd_pmac *chip = snd_kcontrol_chip(kcontrol); |
411 | struct pmac_tumbler *mix; |
412 | if (! (mix = chip->mixer_data)) |
413 | return -ENODEV; |
414 | ucontrol->value.integer.value[0] = mix->drc_range; |
415 | return 0; |
416 | } |
417 | |
418 | static int tumbler_put_drc_value(struct snd_kcontrol *kcontrol, |
419 | struct snd_ctl_elem_value *ucontrol) |
420 | { |
421 | struct snd_pmac *chip = snd_kcontrol_chip(kcontrol); |
422 | struct pmac_tumbler *mix; |
423 | unsigned int val; |
424 | int change; |
425 | |
426 | if (! (mix = chip->mixer_data)) |
427 | return -ENODEV; |
428 | val = ucontrol->value.integer.value[0]; |
429 | if (chip->model == PMAC_TUMBLER) { |
430 | if (val > TAS3001_DRC_MAX) |
431 | return -EINVAL; |
432 | } else { |
433 | if (val > TAS3004_DRC_MAX) |
434 | return -EINVAL; |
435 | } |
436 | change = mix->drc_range != val; |
437 | if (change) { |
438 | mix->drc_range = val; |
439 | if (chip->model == PMAC_TUMBLER) |
440 | tumbler_set_drc(mix); |
441 | else |
442 | snapper_set_drc(mix); |
443 | } |
444 | return change; |
445 | } |
446 | |
447 | static int tumbler_get_drc_switch(struct snd_kcontrol *kcontrol, |
448 | struct snd_ctl_elem_value *ucontrol) |
449 | { |
450 | struct snd_pmac *chip = snd_kcontrol_chip(kcontrol); |
451 | struct pmac_tumbler *mix; |
452 | if (! (mix = chip->mixer_data)) |
453 | return -ENODEV; |
454 | ucontrol->value.integer.value[0] = mix->drc_enable; |
455 | return 0; |
456 | } |
457 | |
458 | static int tumbler_put_drc_switch(struct snd_kcontrol *kcontrol, |
459 | struct snd_ctl_elem_value *ucontrol) |
460 | { |
461 | struct snd_pmac *chip = snd_kcontrol_chip(kcontrol); |
462 | struct pmac_tumbler *mix; |
463 | int change; |
464 | |
465 | if (! (mix = chip->mixer_data)) |
466 | return -ENODEV; |
467 | change = mix->drc_enable != ucontrol->value.integer.value[0]; |
468 | if (change) { |
469 | mix->drc_enable = !!ucontrol->value.integer.value[0]; |
470 | if (chip->model == PMAC_TUMBLER) |
471 | tumbler_set_drc(mix); |
472 | else |
473 | snapper_set_drc(mix); |
474 | } |
475 | return change; |
476 | } |
477 | |
478 | |
479 | /* |
480 | * mono volumes |
481 | */ |
482 | |
483 | struct tumbler_mono_vol { |
484 | int index; |
485 | int reg; |
486 | int bytes; |
487 | unsigned int max; |
488 | unsigned int *table; |
489 | }; |
490 | |
491 | static int tumbler_set_mono_volume(struct pmac_tumbler *mix, |
492 | struct tumbler_mono_vol *info) |
493 | { |
494 | unsigned char block[4]; |
495 | unsigned int vol; |
496 | int i; |
497 | |
498 | if (! mix->i2c.client) |
499 | return -ENODEV; |
500 | |
501 | vol = mix->mono_vol[info->index]; |
502 | if (vol >= info->max) |
503 | vol = info->max - 1; |
504 | vol = info->table[vol]; |
505 | for (i = 0; i < info->bytes; i++) |
506 | block[i] = (vol >> ((info->bytes - i - 1) * 8)) & 0xff; |
507 | if (i2c_smbus_write_i2c_block_data(mix->i2c.client, info->reg, |
508 | info->bytes, block) < 0) { |
509 | snd_printk(KERN_ERR "failed to set mono volume %d\n", |
510 | info->index); |
511 | return -EINVAL; |
512 | } |
513 | return 0; |
514 | } |
515 | |
516 | static int tumbler_info_mono(struct snd_kcontrol *kcontrol, |
517 | struct snd_ctl_elem_info *uinfo) |
518 | { |
519 | struct tumbler_mono_vol *info = (struct tumbler_mono_vol *)kcontrol->private_value; |
520 | |
521 | uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER; |
522 | uinfo->count = 1; |
523 | uinfo->value.integer.min = 0; |
524 | uinfo->value.integer.max = info->max - 1; |
525 | return 0; |
526 | } |
527 | |
528 | static int tumbler_get_mono(struct snd_kcontrol *kcontrol, |
529 | struct snd_ctl_elem_value *ucontrol) |
530 | { |
531 | struct tumbler_mono_vol *info = (struct tumbler_mono_vol *)kcontrol->private_value; |
532 | struct snd_pmac *chip = snd_kcontrol_chip(kcontrol); |
533 | struct pmac_tumbler *mix; |
534 | if (! (mix = chip->mixer_data)) |
535 | return -ENODEV; |
536 | ucontrol->value.integer.value[0] = mix->mono_vol[info->index]; |
537 | return 0; |
538 | } |
539 | |
540 | static int tumbler_put_mono(struct snd_kcontrol *kcontrol, |
541 | struct snd_ctl_elem_value *ucontrol) |
542 | { |
543 | struct tumbler_mono_vol *info = (struct tumbler_mono_vol *)kcontrol->private_value; |
544 | struct snd_pmac *chip = snd_kcontrol_chip(kcontrol); |
545 | struct pmac_tumbler *mix; |
546 | unsigned int vol; |
547 | int change; |
548 | |
549 | if (! (mix = chip->mixer_data)) |
550 | return -ENODEV; |
551 | vol = ucontrol->value.integer.value[0]; |
552 | if (vol >= info->max) |
553 | return -EINVAL; |
554 | change = mix->mono_vol[info->index] != vol; |
555 | if (change) { |
556 | mix->mono_vol[info->index] = vol; |
557 | tumbler_set_mono_volume(mix, info); |
558 | } |
559 | return change; |
560 | } |
561 | |
562 | /* TAS3001c mono volumes */ |
563 | static struct tumbler_mono_vol tumbler_pcm_vol_info = { |
564 | .index = VOL_IDX_PCM_MONO, |
565 | .reg = TAS_REG_PCM, |
566 | .bytes = 3, |
567 | .max = ARRAY_SIZE(mixer_volume_table), |
568 | .table = mixer_volume_table, |
569 | }; |
570 | |
571 | static struct tumbler_mono_vol tumbler_bass_vol_info = { |
572 | .index = VOL_IDX_BASS, |
573 | .reg = TAS_REG_BASS, |
574 | .bytes = 1, |
575 | .max = ARRAY_SIZE(bass_volume_table), |
576 | .table = bass_volume_table, |
577 | }; |
578 | |
579 | static struct tumbler_mono_vol tumbler_treble_vol_info = { |
580 | .index = VOL_IDX_TREBLE, |
581 | .reg = TAS_REG_TREBLE, |
582 | .bytes = 1, |
583 | .max = ARRAY_SIZE(treble_volume_table), |
584 | .table = treble_volume_table, |
585 | }; |
586 | |
587 | /* TAS3004 mono volumes */ |
588 | static struct tumbler_mono_vol snapper_bass_vol_info = { |
589 | .index = VOL_IDX_BASS, |
590 | .reg = TAS_REG_BASS, |
591 | .bytes = 1, |
592 | .max = ARRAY_SIZE(snapper_bass_volume_table), |
593 | .table = snapper_bass_volume_table, |
594 | }; |
595 | |
596 | static struct tumbler_mono_vol snapper_treble_vol_info = { |
597 | .index = VOL_IDX_TREBLE, |
598 | .reg = TAS_REG_TREBLE, |
599 | .bytes = 1, |
600 | .max = ARRAY_SIZE(snapper_treble_volume_table), |
601 | .table = snapper_treble_volume_table, |
602 | }; |
603 | |
604 | |
605 | #define DEFINE_MONO(xname,type) { \ |
606 | .iface = SNDRV_CTL_ELEM_IFACE_MIXER,\ |
607 | .name = xname, \ |
608 | .info = tumbler_info_mono, \ |
609 | .get = tumbler_get_mono, \ |
610 | .put = tumbler_put_mono, \ |
611 | .private_value = (unsigned long)(&tumbler_##type##_vol_info), \ |
612 | } |
613 | |
614 | #define DEFINE_SNAPPER_MONO(xname,type) { \ |
615 | .iface = SNDRV_CTL_ELEM_IFACE_MIXER,\ |
616 | .name = xname, \ |
617 | .info = tumbler_info_mono, \ |
618 | .get = tumbler_get_mono, \ |
619 | .put = tumbler_put_mono, \ |
620 | .private_value = (unsigned long)(&snapper_##type##_vol_info), \ |
621 | } |
622 | |
623 | |
624 | /* |
625 | * snapper mixer volumes |
626 | */ |
627 | |
628 | static int snapper_set_mix_vol1(struct pmac_tumbler *mix, int idx, int ch, int reg) |
629 | { |
630 | int i, j, vol; |
631 | unsigned char block[9]; |
632 | |
633 | vol = mix->mix_vol[idx][ch]; |
634 | if (vol >= ARRAY_SIZE(mixer_volume_table)) { |
635 | vol = ARRAY_SIZE(mixer_volume_table) - 1; |
636 | mix->mix_vol[idx][ch] = vol; |
637 | } |
638 | |
639 | for (i = 0; i < 3; i++) { |
640 | vol = mix->mix_vol[i][ch]; |
641 | vol = mixer_volume_table[vol]; |
642 | for (j = 0; j < 3; j++) |
643 | block[i * 3 + j] = (vol >> ((2 - j) * 8)) & 0xff; |
644 | } |
645 | if (i2c_smbus_write_i2c_block_data(mix->i2c.client, reg, |
646 | 9, block) < 0) { |
647 | snd_printk(KERN_ERR "failed to set mono volume %d\n", reg); |
648 | return -EINVAL; |
649 | } |
650 | return 0; |
651 | } |
652 | |
653 | static int snapper_set_mix_vol(struct pmac_tumbler *mix, int idx) |
654 | { |
655 | if (! mix->i2c.client) |
656 | return -ENODEV; |
657 | if (snapper_set_mix_vol1(mix, idx, 0, TAS_REG_LMIX) < 0 || |
658 | snapper_set_mix_vol1(mix, idx, 1, TAS_REG_RMIX) < 0) |
659 | return -EINVAL; |
660 | return 0; |
661 | } |
662 | |
663 | static int snapper_info_mix(struct snd_kcontrol *kcontrol, |
664 | struct snd_ctl_elem_info *uinfo) |
665 | { |
666 | uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER; |
667 | uinfo->count = 2; |
668 | uinfo->value.integer.min = 0; |
669 | uinfo->value.integer.max = ARRAY_SIZE(mixer_volume_table) - 1; |
670 | return 0; |
671 | } |
672 | |
673 | static int snapper_get_mix(struct snd_kcontrol *kcontrol, |
674 | struct snd_ctl_elem_value *ucontrol) |
675 | { |
676 | int idx = (int)kcontrol->private_value; |
677 | struct snd_pmac *chip = snd_kcontrol_chip(kcontrol); |
678 | struct pmac_tumbler *mix; |
679 | if (! (mix = chip->mixer_data)) |
680 | return -ENODEV; |
681 | ucontrol->value.integer.value[0] = mix->mix_vol[idx][0]; |
682 | ucontrol->value.integer.value[1] = mix->mix_vol[idx][1]; |
683 | return 0; |
684 | } |
685 | |
686 | static int snapper_put_mix(struct snd_kcontrol *kcontrol, |
687 | struct snd_ctl_elem_value *ucontrol) |
688 | { |
689 | int idx = (int)kcontrol->private_value; |
690 | struct snd_pmac *chip = snd_kcontrol_chip(kcontrol); |
691 | struct pmac_tumbler *mix; |
692 | unsigned int vol[2]; |
693 | int change; |
694 | |
695 | if (! (mix = chip->mixer_data)) |
696 | return -ENODEV; |
697 | vol[0] = ucontrol->value.integer.value[0]; |
698 | vol[1] = ucontrol->value.integer.value[1]; |
699 | if (vol[0] >= ARRAY_SIZE(mixer_volume_table) || |
700 | vol[1] >= ARRAY_SIZE(mixer_volume_table)) |
701 | return -EINVAL; |
702 | change = mix->mix_vol[idx][0] != vol[0] || |
703 | mix->mix_vol[idx][1] != vol[1]; |
704 | if (change) { |
705 | mix->mix_vol[idx][0] = vol[0]; |
706 | mix->mix_vol[idx][1] = vol[1]; |
707 | snapper_set_mix_vol(mix, idx); |
708 | } |
709 | return change; |
710 | } |
711 | |
712 | |
713 | /* |
714 | * mute switches. FIXME: Turn that into software mute when both outputs are muted |
715 | * to avoid codec reset on ibook M7 |
716 | */ |
717 | |
718 | enum { TUMBLER_MUTE_HP, TUMBLER_MUTE_AMP, TUMBLER_MUTE_LINE }; |
719 | |
720 | static int tumbler_get_mute_switch(struct snd_kcontrol *kcontrol, |
721 | struct snd_ctl_elem_value *ucontrol) |
722 | { |
723 | struct snd_pmac *chip = snd_kcontrol_chip(kcontrol); |
724 | struct pmac_tumbler *mix; |
725 | struct pmac_gpio *gp; |
726 | if (! (mix = chip->mixer_data)) |
727 | return -ENODEV; |
728 | switch(kcontrol->private_value) { |
729 | case TUMBLER_MUTE_HP: |
730 | gp = &mix->hp_mute; break; |
731 | case TUMBLER_MUTE_AMP: |
732 | gp = &mix->amp_mute; break; |
733 | case TUMBLER_MUTE_LINE: |
734 | gp = &mix->line_mute; break; |
735 | default: |
736 | gp = NULL; |
737 | } |
738 | if (gp == NULL) |
739 | return -EINVAL; |
740 | ucontrol->value.integer.value[0] = !check_audio_gpio(gp); |
741 | return 0; |
742 | } |
743 | |
744 | static int tumbler_put_mute_switch(struct snd_kcontrol *kcontrol, |
745 | struct snd_ctl_elem_value *ucontrol) |
746 | { |
747 | struct snd_pmac *chip = snd_kcontrol_chip(kcontrol); |
748 | struct pmac_tumbler *mix; |
749 | struct pmac_gpio *gp; |
750 | int val; |
751 | #ifdef PMAC_SUPPORT_AUTOMUTE |
752 | if (chip->update_automute && chip->auto_mute) |
753 | return 0; /* don't touch in the auto-mute mode */ |
754 | #endif |
755 | if (! (mix = chip->mixer_data)) |
756 | return -ENODEV; |
757 | switch(kcontrol->private_value) { |
758 | case TUMBLER_MUTE_HP: |
759 | gp = &mix->hp_mute; break; |
760 | case TUMBLER_MUTE_AMP: |
761 | gp = &mix->amp_mute; break; |
762 | case TUMBLER_MUTE_LINE: |
763 | gp = &mix->line_mute; break; |
764 | default: |
765 | gp = NULL; |
766 | } |
767 | if (gp == NULL) |
768 | return -EINVAL; |
769 | val = ! check_audio_gpio(gp); |
770 | if (val != ucontrol->value.integer.value[0]) { |
771 | write_audio_gpio(gp, ! ucontrol->value.integer.value[0]); |
772 | return 1; |
773 | } |
774 | return 0; |
775 | } |
776 | |
777 | static int snapper_set_capture_source(struct pmac_tumbler *mix) |
778 | { |
779 | if (! mix->i2c.client) |
780 | return -ENODEV; |
781 | if (mix->capture_source) |
782 | mix->acs = mix->acs |= 2; |
783 | else |
784 | mix->acs &= ~2; |
785 | return i2c_smbus_write_byte_data(mix->i2c.client, TAS_REG_ACS, mix->acs); |
786 | } |
787 | |
788 | static int snapper_info_capture_source(struct snd_kcontrol *kcontrol, |
789 | struct snd_ctl_elem_info *uinfo) |
790 | { |
791 | static char *texts[2] = { |
792 | "Line", "Mic" |
793 | }; |
794 | uinfo->type = SNDRV_CTL_ELEM_TYPE_ENUMERATED; |
795 | uinfo->count = 1; |
796 | uinfo->value.enumerated.items = 2; |
797 | if (uinfo->value.enumerated.item > 1) |
798 | uinfo->value.enumerated.item = 1; |
799 | strcpy(uinfo->value.enumerated.name, texts[uinfo->value.enumerated.item]); |
800 | return 0; |
801 | } |
802 | |
803 | static int snapper_get_capture_source(struct snd_kcontrol *kcontrol, |
804 | struct snd_ctl_elem_value *ucontrol) |
805 | { |
806 | struct snd_pmac *chip = snd_kcontrol_chip(kcontrol); |
807 | struct pmac_tumbler *mix = chip->mixer_data; |
808 | |
809 | ucontrol->value.enumerated.item[0] = mix->capture_source; |
810 | return 0; |
811 | } |
812 | |
813 | static int snapper_put_capture_source(struct snd_kcontrol *kcontrol, |
814 | struct snd_ctl_elem_value *ucontrol) |
815 | { |
816 | struct snd_pmac *chip = snd_kcontrol_chip(kcontrol); |
817 | struct pmac_tumbler *mix = chip->mixer_data; |
818 | int change; |
819 | |
820 | change = ucontrol->value.enumerated.item[0] != mix->capture_source; |
821 | if (change) { |
822 | mix->capture_source = !!ucontrol->value.enumerated.item[0]; |
823 | snapper_set_capture_source(mix); |
824 | } |
825 | return change; |
826 | } |
827 | |
828 | #define DEFINE_SNAPPER_MIX(xname,idx,ofs) { \ |
829 | .iface = SNDRV_CTL_ELEM_IFACE_MIXER,\ |
830 | .name = xname, \ |
831 | .info = snapper_info_mix, \ |
832 | .get = snapper_get_mix, \ |
833 | .put = snapper_put_mix, \ |
834 | .index = idx,\ |
835 | .private_value = ofs, \ |
836 | } |
837 | |
838 | |
839 | /* |
840 | */ |
841 | static struct snd_kcontrol_new tumbler_mixers[] __devinitdata = { |
842 | { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, |
843 | .name = "Master Playback Volume", |
844 | .info = tumbler_info_master_volume, |
845 | .get = tumbler_get_master_volume, |
846 | .put = tumbler_put_master_volume |
847 | }, |
848 | { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, |
849 | .name = "Master Playback Switch", |
850 | .info = snd_pmac_boolean_stereo_info, |
851 | .get = tumbler_get_master_switch, |
852 | .put = tumbler_put_master_switch |
853 | }, |
854 | DEFINE_MONO("Tone Control - Bass", bass), |
855 | DEFINE_MONO("Tone Control - Treble", treble), |
856 | DEFINE_MONO("PCM Playback Volume", pcm), |
857 | { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, |
858 | .name = "DRC Range", |
859 | .info = tumbler_info_drc_value, |
860 | .get = tumbler_get_drc_value, |
861 | .put = tumbler_put_drc_value |
862 | }, |
863 | }; |
864 | |
865 | static struct snd_kcontrol_new snapper_mixers[] __devinitdata = { |
866 | { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, |
867 | .name = "Master Playback Volume", |
868 | .info = tumbler_info_master_volume, |
869 | .get = tumbler_get_master_volume, |
870 | .put = tumbler_put_master_volume |
871 | }, |
872 | { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, |
873 | .name = "Master Playback Switch", |
874 | .info = snd_pmac_boolean_stereo_info, |
875 | .get = tumbler_get_master_switch, |
876 | .put = tumbler_put_master_switch |
877 | }, |
878 | DEFINE_SNAPPER_MIX("PCM Playback Volume", 0, VOL_IDX_PCM), |
879 | /* Alternative PCM is assigned to Mic analog loopback on iBook G4 */ |
880 | DEFINE_SNAPPER_MIX("Mic Playback Volume", 0, VOL_IDX_PCM2), |
881 | DEFINE_SNAPPER_MIX("Monitor Mix Volume", 0, VOL_IDX_ADC), |
882 | DEFINE_SNAPPER_MONO("Tone Control - Bass", bass), |
883 | DEFINE_SNAPPER_MONO("Tone Control - Treble", treble), |
884 | { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, |
885 | .name = "DRC Range", |
886 | .info = tumbler_info_drc_value, |
887 | .get = tumbler_get_drc_value, |
888 | .put = tumbler_put_drc_value |
889 | }, |
890 | { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, |
891 | .name = "Input Source", /* FIXME: "Capture Source" doesn't work properly */ |
892 | .info = snapper_info_capture_source, |
893 | .get = snapper_get_capture_source, |
894 | .put = snapper_put_capture_source |
895 | }, |
896 | }; |
897 | |
898 | static struct snd_kcontrol_new tumbler_hp_sw __devinitdata = { |
899 | .iface = SNDRV_CTL_ELEM_IFACE_MIXER, |
900 | .name = "Headphone Playback Switch", |
901 | .info = snd_pmac_boolean_mono_info, |
902 | .get = tumbler_get_mute_switch, |
903 | .put = tumbler_put_mute_switch, |
904 | .private_value = TUMBLER_MUTE_HP, |
905 | }; |
906 | static struct snd_kcontrol_new tumbler_speaker_sw __devinitdata = { |
907 | .iface = SNDRV_CTL_ELEM_IFACE_MIXER, |
908 | .name = "PC Speaker Playback Switch", |
909 | .info = snd_pmac_boolean_mono_info, |
910 | .get = tumbler_get_mute_switch, |
911 | .put = tumbler_put_mute_switch, |
912 | .private_value = TUMBLER_MUTE_AMP, |
913 | }; |
914 | static struct snd_kcontrol_new tumbler_lineout_sw __devinitdata = { |
915 | .iface = SNDRV_CTL_ELEM_IFACE_MIXER, |
916 | .name = "Line Out Playback Switch", |
917 | .info = snd_pmac_boolean_mono_info, |
918 | .get = tumbler_get_mute_switch, |
919 | .put = tumbler_put_mute_switch, |
920 | .private_value = TUMBLER_MUTE_LINE, |
921 | }; |
922 | static struct snd_kcontrol_new tumbler_drc_sw __devinitdata = { |
923 | .iface = SNDRV_CTL_ELEM_IFACE_MIXER, |
924 | .name = "DRC Switch", |
925 | .info = snd_pmac_boolean_mono_info, |
926 | .get = tumbler_get_drc_switch, |
927 | .put = tumbler_put_drc_switch |
928 | }; |
929 | |
930 | |
931 | #ifdef PMAC_SUPPORT_AUTOMUTE |
932 | /* |
933 | * auto-mute stuffs |
934 | */ |
935 | static int tumbler_detect_headphone(struct snd_pmac *chip) |
936 | { |
937 | struct pmac_tumbler *mix = chip->mixer_data; |
938 | int detect = 0; |
939 | |
940 | if (mix->hp_detect.addr) |
941 | detect |= read_audio_gpio(&mix->hp_detect); |
942 | return detect; |
943 | } |
944 | |
945 | static int tumbler_detect_lineout(struct snd_pmac *chip) |
946 | { |
947 | struct pmac_tumbler *mix = chip->mixer_data; |
948 | int detect = 0; |
949 | |
950 | if (mix->line_detect.addr) |
951 | detect |= read_audio_gpio(&mix->line_detect); |
952 | return detect; |
953 | } |
954 | |
955 | static void check_mute(struct snd_pmac *chip, struct pmac_gpio *gp, int val, int do_notify, |
956 | struct snd_kcontrol *sw) |
957 | { |
958 | if (check_audio_gpio(gp) != val) { |
959 | write_audio_gpio(gp, val); |
960 | if (do_notify) |
961 | snd_ctl_notify(chip->card, SNDRV_CTL_EVENT_MASK_VALUE, |
962 | &sw->id); |
963 | } |
964 | } |
965 | |
966 | static struct work_struct device_change; |
967 | static struct snd_pmac *device_change_chip; |
968 | |
969 | static void device_change_handler(struct work_struct *work) |
970 | { |
971 | struct snd_pmac *chip = device_change_chip; |
972 | struct pmac_tumbler *mix; |
973 | int headphone, lineout; |
974 | |
975 | if (!chip) |
976 | return; |
977 | |
978 | mix = chip->mixer_data; |
979 | if (snd_BUG_ON(!mix)) |
980 | return; |
981 | |
982 | headphone = tumbler_detect_headphone(chip); |
983 | lineout = tumbler_detect_lineout(chip); |
984 | |
985 | DBG("headphone: %d, lineout: %d\n", headphone, lineout); |
986 | |
987 | if (headphone || lineout) { |
988 | /* unmute headphone/lineout & mute speaker */ |
989 | if (headphone) |
990 | check_mute(chip, &mix->hp_mute, 0, mix->auto_mute_notify, |
991 | chip->master_sw_ctl); |
992 | if (lineout && mix->line_mute.addr != 0) |
993 | check_mute(chip, &mix->line_mute, 0, mix->auto_mute_notify, |
994 | chip->lineout_sw_ctl); |
995 | if (mix->anded_reset) |
996 | msleep(10); |
997 | check_mute(chip, &mix->amp_mute, 1, mix->auto_mute_notify, |
998 | chip->speaker_sw_ctl); |
999 | } else { |
1000 | /* unmute speaker, mute others */ |
1001 | check_mute(chip, &mix->amp_mute, 0, mix->auto_mute_notify, |
1002 | chip->speaker_sw_ctl); |
1003 | if (mix->anded_reset) |
1004 | msleep(10); |
1005 | check_mute(chip, &mix->hp_mute, 1, mix->auto_mute_notify, |
1006 | chip->master_sw_ctl); |
1007 | if (mix->line_mute.addr != 0) |
1008 | check_mute(chip, &mix->line_mute, 1, mix->auto_mute_notify, |
1009 | chip->lineout_sw_ctl); |
1010 | } |
1011 | if (mix->auto_mute_notify) |
1012 | snd_ctl_notify(chip->card, SNDRV_CTL_EVENT_MASK_VALUE, |
1013 | &chip->hp_detect_ctl->id); |
1014 | |
1015 | #ifdef CONFIG_SND_POWERMAC_AUTO_DRC |
1016 | mix->drc_enable = ! (headphone || lineout); |
1017 | if (mix->auto_mute_notify) |
1018 | snd_ctl_notify(chip->card, SNDRV_CTL_EVENT_MASK_VALUE, |
1019 | &chip->drc_sw_ctl->id); |
1020 | if (chip->model == PMAC_TUMBLER) |
1021 | tumbler_set_drc(mix); |
1022 | else |
1023 | snapper_set_drc(mix); |
1024 | #endif |
1025 | |
1026 | /* reset the master volume so the correct amplification is applied */ |
1027 | tumbler_set_master_volume(mix); |
1028 | } |
1029 | |
1030 | static void tumbler_update_automute(struct snd_pmac *chip, int do_notify) |
1031 | { |
1032 | if (chip->auto_mute) { |
1033 | struct pmac_tumbler *mix; |
1034 | mix = chip->mixer_data; |
1035 | if (snd_BUG_ON(!mix)) |
1036 | return; |
1037 | mix->auto_mute_notify = do_notify; |
1038 | schedule_work(&device_change); |
1039 | } |
1040 | } |
1041 | #endif /* PMAC_SUPPORT_AUTOMUTE */ |
1042 | |
1043 | |
1044 | /* interrupt - headphone plug changed */ |
1045 | static irqreturn_t headphone_intr(int irq, void *devid) |
1046 | { |
1047 | struct snd_pmac *chip = devid; |
1048 | if (chip->update_automute && chip->initialized) { |
1049 | chip->update_automute(chip, 1); |
1050 | return IRQ_HANDLED; |
1051 | } |
1052 | return IRQ_NONE; |
1053 | } |
1054 | |
1055 | /* look for audio-gpio device */ |
1056 | static struct device_node *find_audio_device(const char *name) |
1057 | { |
1058 | struct device_node *gpiop; |
1059 | struct device_node *np; |
1060 | |
1061 | gpiop = of_find_node_by_name(NULL, "gpio"); |
1062 | if (! gpiop) |
1063 | return NULL; |
1064 | |
1065 | for (np = of_get_next_child(gpiop, NULL); np; |
1066 | np = of_get_next_child(gpiop, np)) { |
1067 | const char *property = of_get_property(np, "audio-gpio", NULL); |
1068 | if (property && strcmp(property, name) == 0) |
1069 | break; |
1070 | } |
1071 | of_node_put(gpiop); |
1072 | return np; |
1073 | } |
1074 | |
1075 | /* look for audio-gpio device */ |
1076 | static struct device_node *find_compatible_audio_device(const char *name) |
1077 | { |
1078 | struct device_node *gpiop; |
1079 | struct device_node *np; |
1080 | |
1081 | gpiop = of_find_node_by_name(NULL, "gpio"); |
1082 | if (!gpiop) |
1083 | return NULL; |
1084 | |
1085 | for (np = of_get_next_child(gpiop, NULL); np; |
1086 | np = of_get_next_child(gpiop, np)) { |
1087 | if (of_device_is_compatible(np, name)) |
1088 | break; |
1089 | } |
1090 | of_node_put(gpiop); |
1091 | return np; |
1092 | } |
1093 | |
1094 | /* find an audio device and get its address */ |
1095 | static long tumbler_find_device(const char *device, const char *platform, |
1096 | struct pmac_gpio *gp, int is_compatible) |
1097 | { |
1098 | struct device_node *node; |
1099 | const u32 *base; |
1100 | u32 addr; |
1101 | long ret; |
1102 | |
1103 | if (is_compatible) |
1104 | node = find_compatible_audio_device(device); |
1105 | else |
1106 | node = find_audio_device(device); |
1107 | if (! node) { |
1108 | DBG("(W) cannot find audio device %s !\n", device); |
1109 | snd_printdd("cannot find device %s\n", device); |
1110 | return -ENODEV; |
1111 | } |
1112 | |
1113 | base = of_get_property(node, "AAPL,address", NULL); |
1114 | if (! base) { |
1115 | base = of_get_property(node, "reg", NULL); |
1116 | if (!base) { |
1117 | DBG("(E) cannot find address for device %s !\n", device); |
1118 | snd_printd("cannot find address for device %s\n", device); |
1119 | of_node_put(node); |
1120 | return -ENODEV; |
1121 | } |
1122 | addr = *base; |
1123 | if (addr < 0x50) |
1124 | addr += 0x50; |
1125 | } else |
1126 | addr = *base; |
1127 | |
1128 | gp->addr = addr & 0x0000ffff; |
1129 | /* Try to find the active state, default to 0 ! */ |
1130 | base = of_get_property(node, "audio-gpio-active-state", NULL); |
1131 | if (base) { |
1132 | gp->active_state = *base; |
1133 | gp->active_val = (*base) ? 0x5 : 0x4; |
1134 | gp->inactive_val = (*base) ? 0x4 : 0x5; |
1135 | } else { |
1136 | const u32 *prop = NULL; |
1137 | gp->active_state = 0; |
1138 | gp->active_val = 0x4; |
1139 | gp->inactive_val = 0x5; |
1140 | /* Here are some crude hacks to extract the GPIO polarity and |
1141 | * open collector informations out of the do-platform script |
1142 | * as we don't yet have an interpreter for these things |
1143 | */ |
1144 | if (platform) |
1145 | prop = of_get_property(node, platform, NULL); |
1146 | if (prop) { |
1147 | if (prop[3] == 0x9 && prop[4] == 0x9) { |
1148 | gp->active_val = 0xd; |
1149 | gp->inactive_val = 0xc; |
1150 | } |
1151 | if (prop[3] == 0x1 && prop[4] == 0x1) { |
1152 | gp->active_val = 0x5; |
1153 | gp->inactive_val = 0x4; |
1154 | } |
1155 | } |
1156 | } |
1157 | |
1158 | DBG("(I) GPIO device %s found, offset: %x, active state: %d !\n", |
1159 | device, gp->addr, gp->active_state); |
1160 | |
1161 | ret = irq_of_parse_and_map(node, 0); |
1162 | of_node_put(node); |
1163 | return ret; |
1164 | } |
1165 | |
1166 | /* reset audio */ |
1167 | static void tumbler_reset_audio(struct snd_pmac *chip) |
1168 | { |
1169 | struct pmac_tumbler *mix = chip->mixer_data; |
1170 | |
1171 | if (mix->anded_reset) { |
1172 | DBG("(I) codec anded reset !\n"); |
1173 | write_audio_gpio(&mix->hp_mute, 0); |
1174 | write_audio_gpio(&mix->amp_mute, 0); |
1175 | msleep(200); |
1176 | write_audio_gpio(&mix->hp_mute, 1); |
1177 | write_audio_gpio(&mix->amp_mute, 1); |
1178 | msleep(100); |
1179 | write_audio_gpio(&mix->hp_mute, 0); |
1180 | write_audio_gpio(&mix->amp_mute, 0); |
1181 | msleep(100); |
1182 | } else { |
1183 | DBG("(I) codec normal reset !\n"); |
1184 | |
1185 | write_audio_gpio(&mix->audio_reset, 0); |
1186 | msleep(200); |
1187 | write_audio_gpio(&mix->audio_reset, 1); |
1188 | msleep(100); |
1189 | write_audio_gpio(&mix->audio_reset, 0); |
1190 | msleep(100); |
1191 | } |
1192 | } |
1193 | |
1194 | #ifdef CONFIG_PM |
1195 | /* suspend mixer */ |
1196 | static void tumbler_suspend(struct snd_pmac *chip) |
1197 | { |
1198 | struct pmac_tumbler *mix = chip->mixer_data; |
1199 | |
1200 | if (mix->headphone_irq >= 0) |
1201 | disable_irq(mix->headphone_irq); |
1202 | if (mix->lineout_irq >= 0) |
1203 | disable_irq(mix->lineout_irq); |
1204 | mix->save_master_switch[0] = mix->master_switch[0]; |
1205 | mix->save_master_switch[1] = mix->master_switch[1]; |
1206 | mix->save_master_vol[0] = mix->master_vol[0]; |
1207 | mix->save_master_vol[1] = mix->master_vol[1]; |
1208 | mix->master_switch[0] = mix->master_switch[1] = 0; |
1209 | tumbler_set_master_volume(mix); |
1210 | if (!mix->anded_reset) { |
1211 | write_audio_gpio(&mix->amp_mute, 1); |
1212 | write_audio_gpio(&mix->hp_mute, 1); |
1213 | } |
1214 | if (chip->model == PMAC_SNAPPER) { |
1215 | mix->acs |= 1; |
1216 | i2c_smbus_write_byte_data(mix->i2c.client, TAS_REG_ACS, mix->acs); |
1217 | } |
1218 | if (mix->anded_reset) { |
1219 | write_audio_gpio(&mix->amp_mute, 1); |
1220 | write_audio_gpio(&mix->hp_mute, 1); |
1221 | } else |
1222 | write_audio_gpio(&mix->audio_reset, 1); |
1223 | } |
1224 | |
1225 | /* resume mixer */ |
1226 | static void tumbler_resume(struct snd_pmac *chip) |
1227 | { |
1228 | struct pmac_tumbler *mix = chip->mixer_data; |
1229 | |
1230 | mix->acs &= ~1; |
1231 | mix->master_switch[0] = mix->save_master_switch[0]; |
1232 | mix->master_switch[1] = mix->save_master_switch[1]; |
1233 | mix->master_vol[0] = mix->save_master_vol[0]; |
1234 | mix->master_vol[1] = mix->save_master_vol[1]; |
1235 | tumbler_reset_audio(chip); |
1236 | if (mix->i2c.client && mix->i2c.init_client) { |
1237 | if (mix->i2c.init_client(&mix->i2c) < 0) |
1238 | printk(KERN_ERR "tumbler_init_client error\n"); |
1239 | } else |
1240 | printk(KERN_ERR "tumbler: i2c is not initialized\n"); |
1241 | if (chip->model == PMAC_TUMBLER) { |
1242 | tumbler_set_mono_volume(mix, &tumbler_pcm_vol_info); |
1243 | tumbler_set_mono_volume(mix, &tumbler_bass_vol_info); |
1244 | tumbler_set_mono_volume(mix, &tumbler_treble_vol_info); |
1245 | tumbler_set_drc(mix); |
1246 | } else { |
1247 | snapper_set_mix_vol(mix, VOL_IDX_PCM); |
1248 | snapper_set_mix_vol(mix, VOL_IDX_PCM2); |
1249 | snapper_set_mix_vol(mix, VOL_IDX_ADC); |
1250 | tumbler_set_mono_volume(mix, &snapper_bass_vol_info); |
1251 | tumbler_set_mono_volume(mix, &snapper_treble_vol_info); |
1252 | snapper_set_drc(mix); |
1253 | snapper_set_capture_source(mix); |
1254 | } |
1255 | tumbler_set_master_volume(mix); |
1256 | if (chip->update_automute) |
1257 | chip->update_automute(chip, 0); |
1258 | if (mix->headphone_irq >= 0) { |
1259 | unsigned char val; |
1260 | |
1261 | enable_irq(mix->headphone_irq); |
1262 | /* activate headphone status interrupts */ |
1263 | val = do_gpio_read(&mix->hp_detect); |
1264 | do_gpio_write(&mix->hp_detect, val | 0x80); |
1265 | } |
1266 | if (mix->lineout_irq >= 0) |
1267 | enable_irq(mix->lineout_irq); |
1268 | } |
1269 | #endif |
1270 | |
1271 | /* initialize tumbler */ |
1272 | static int __devinit tumbler_init(struct snd_pmac *chip) |
1273 | { |
1274 | int irq; |
1275 | struct pmac_tumbler *mix = chip->mixer_data; |
1276 | |
1277 | if (tumbler_find_device("audio-hw-reset", |
1278 | "platform-do-hw-reset", |
1279 | &mix->audio_reset, 0) < 0) |
1280 | tumbler_find_device("hw-reset", |
1281 | "platform-do-hw-reset", |
1282 | &mix->audio_reset, 1); |
1283 | if (tumbler_find_device("amp-mute", |
1284 | "platform-do-amp-mute", |
1285 | &mix->amp_mute, 0) < 0) |
1286 | tumbler_find_device("amp-mute", |
1287 | "platform-do-amp-mute", |
1288 | &mix->amp_mute, 1); |
1289 | if (tumbler_find_device("headphone-mute", |
1290 | "platform-do-headphone-mute", |
1291 | &mix->hp_mute, 0) < 0) |
1292 | tumbler_find_device("headphone-mute", |
1293 | "platform-do-headphone-mute", |
1294 | &mix->hp_mute, 1); |
1295 | if (tumbler_find_device("line-output-mute", |
1296 | "platform-do-lineout-mute", |
1297 | &mix->line_mute, 0) < 0) |
1298 | tumbler_find_device("line-output-mute", |
1299 | "platform-do-lineout-mute", |
1300 | &mix->line_mute, 1); |
1301 | irq = tumbler_find_device("headphone-detect", |
1302 | NULL, &mix->hp_detect, 0); |
1303 | if (irq <= NO_IRQ) |
1304 | irq = tumbler_find_device("headphone-detect", |
1305 | NULL, &mix->hp_detect, 1); |
1306 | if (irq <= NO_IRQ) |
1307 | irq = tumbler_find_device("keywest-gpio15", |
1308 | NULL, &mix->hp_detect, 1); |
1309 | mix->headphone_irq = irq; |
1310 | irq = tumbler_find_device("line-output-detect", |
1311 | NULL, &mix->line_detect, 0); |
1312 | if (irq <= NO_IRQ) |
1313 | irq = tumbler_find_device("line-output-detect", |
1314 | NULL, &mix->line_detect, 1); |
1315 | mix->lineout_irq = irq; |
1316 | |
1317 | tumbler_reset_audio(chip); |
1318 | |
1319 | return 0; |
1320 | } |
1321 | |
1322 | static void tumbler_cleanup(struct snd_pmac *chip) |
1323 | { |
1324 | struct pmac_tumbler *mix = chip->mixer_data; |
1325 | if (! mix) |
1326 | return; |
1327 | |
1328 | if (mix->headphone_irq >= 0) |
1329 | free_irq(mix->headphone_irq, chip); |
1330 | if (mix->lineout_irq >= 0) |
1331 | free_irq(mix->lineout_irq, chip); |
1332 | tumbler_gpio_free(&mix->audio_reset); |
1333 | tumbler_gpio_free(&mix->amp_mute); |
1334 | tumbler_gpio_free(&mix->hp_mute); |
1335 | tumbler_gpio_free(&mix->hp_detect); |
1336 | snd_pmac_keywest_cleanup(&mix->i2c); |
1337 | kfree(mix); |
1338 | chip->mixer_data = NULL; |
1339 | } |
1340 | |
1341 | /* exported */ |
1342 | int __devinit snd_pmac_tumbler_init(struct snd_pmac *chip) |
1343 | { |
1344 | int i, err; |
1345 | struct pmac_tumbler *mix; |
1346 | const u32 *paddr; |
1347 | struct device_node *tas_node, *np; |
1348 | char *chipname; |
1349 | |
1350 | request_module("i2c-powermac"); |
1351 | |
1352 | mix = kzalloc(sizeof(*mix), GFP_KERNEL); |
1353 | if (! mix) |
1354 | return -ENOMEM; |
1355 | mix->headphone_irq = -1; |
1356 | |
1357 | chip->mixer_data = mix; |
1358 | chip->mixer_free = tumbler_cleanup; |
1359 | mix->anded_reset = 0; |
1360 | mix->reset_on_sleep = 1; |
1361 | |
1362 | for (np = chip->node->child; np; np = np->sibling) { |
1363 | if (!strcmp(np->name, "sound")) { |
1364 | if (of_get_property(np, "has-anded-reset", NULL)) |
1365 | mix->anded_reset = 1; |
1366 | if (of_get_property(np, "layout-id", NULL)) |
1367 | mix->reset_on_sleep = 0; |
1368 | break; |
1369 | } |
1370 | } |
1371 | if ((err = tumbler_init(chip)) < 0) |
1372 | return err; |
1373 | |
1374 | /* set up TAS */ |
1375 | tas_node = of_find_node_by_name(NULL, "deq"); |
1376 | if (tas_node == NULL) |
1377 | tas_node = of_find_node_by_name(NULL, "codec"); |
1378 | if (tas_node == NULL) |
1379 | return -ENODEV; |
1380 | |
1381 | paddr = of_get_property(tas_node, "i2c-address", NULL); |
1382 | if (paddr == NULL) |
1383 | paddr = of_get_property(tas_node, "reg", NULL); |
1384 | if (paddr) |
1385 | mix->i2c.addr = (*paddr) >> 1; |
1386 | else |
1387 | mix->i2c.addr = TAS_I2C_ADDR; |
1388 | of_node_put(tas_node); |
1389 | |
1390 | DBG("(I) TAS i2c address is: %x\n", mix->i2c.addr); |
1391 | |
1392 | if (chip->model == PMAC_TUMBLER) { |
1393 | mix->i2c.init_client = tumbler_init_client; |
1394 | mix->i2c.name = "TAS3001c"; |
1395 | chipname = "Tumbler"; |
1396 | } else { |
1397 | mix->i2c.init_client = snapper_init_client; |
1398 | mix->i2c.name = "TAS3004"; |
1399 | chipname = "Snapper"; |
1400 | } |
1401 | |
1402 | if ((err = snd_pmac_keywest_init(&mix->i2c)) < 0) |
1403 | return err; |
1404 | |
1405 | /* |
1406 | * build mixers |
1407 | */ |
1408 | sprintf(chip->card->mixername, "PowerMac %s", chipname); |
1409 | |
1410 | if (chip->model == PMAC_TUMBLER) { |
1411 | for (i = 0; i < ARRAY_SIZE(tumbler_mixers); i++) { |
1412 | if ((err = snd_ctl_add(chip->card, snd_ctl_new1(&tumbler_mixers[i], chip))) < 0) |
1413 | return err; |
1414 | } |
1415 | } else { |
1416 | for (i = 0; i < ARRAY_SIZE(snapper_mixers); i++) { |
1417 | if ((err = snd_ctl_add(chip->card, snd_ctl_new1(&snapper_mixers[i], chip))) < 0) |
1418 | return err; |
1419 | } |
1420 | } |
1421 | chip->master_sw_ctl = snd_ctl_new1(&tumbler_hp_sw, chip); |
1422 | if ((err = snd_ctl_add(chip->card, chip->master_sw_ctl)) < 0) |
1423 | return err; |
1424 | chip->speaker_sw_ctl = snd_ctl_new1(&tumbler_speaker_sw, chip); |
1425 | if ((err = snd_ctl_add(chip->card, chip->speaker_sw_ctl)) < 0) |
1426 | return err; |
1427 | if (mix->line_mute.addr != 0) { |
1428 | chip->lineout_sw_ctl = snd_ctl_new1(&tumbler_lineout_sw, chip); |
1429 | if ((err = snd_ctl_add(chip->card, chip->lineout_sw_ctl)) < 0) |
1430 | return err; |
1431 | } |
1432 | chip->drc_sw_ctl = snd_ctl_new1(&tumbler_drc_sw, chip); |
1433 | if ((err = snd_ctl_add(chip->card, chip->drc_sw_ctl)) < 0) |
1434 | return err; |
1435 | |
1436 | /* set initial DRC range to 60% */ |
1437 | if (chip->model == PMAC_TUMBLER) |
1438 | mix->drc_range = (TAS3001_DRC_MAX * 6) / 10; |
1439 | else |
1440 | mix->drc_range = (TAS3004_DRC_MAX * 6) / 10; |
1441 | mix->drc_enable = 1; /* will be changed later if AUTO_DRC is set */ |
1442 | if (chip->model == PMAC_TUMBLER) |
1443 | tumbler_set_drc(mix); |
1444 | else |
1445 | snapper_set_drc(mix); |
1446 | |
1447 | #ifdef CONFIG_PM |
1448 | chip->suspend = tumbler_suspend; |
1449 | chip->resume = tumbler_resume; |
1450 | #endif |
1451 | |
1452 | INIT_WORK(&device_change, device_change_handler); |
1453 | device_change_chip = chip; |
1454 | |
1455 | #ifdef PMAC_SUPPORT_AUTOMUTE |
1456 | if ((mix->headphone_irq >=0 || mix->lineout_irq >= 0) |
1457 | && (err = snd_pmac_add_automute(chip)) < 0) |
1458 | return err; |
1459 | chip->detect_headphone = tumbler_detect_headphone; |
1460 | chip->update_automute = tumbler_update_automute; |
1461 | tumbler_update_automute(chip, 0); /* update the status only */ |
1462 | |
1463 | /* activate headphone status interrupts */ |
1464 | if (mix->headphone_irq >= 0) { |
1465 | unsigned char val; |
1466 | if ((err = request_irq(mix->headphone_irq, headphone_intr, 0, |
1467 | "Sound Headphone Detection", chip)) < 0) |
1468 | return 0; |
1469 | /* activate headphone status interrupts */ |
1470 | val = do_gpio_read(&mix->hp_detect); |
1471 | do_gpio_write(&mix->hp_detect, val | 0x80); |
1472 | } |
1473 | if (mix->lineout_irq >= 0) { |
1474 | unsigned char val; |
1475 | if ((err = request_irq(mix->lineout_irq, headphone_intr, 0, |
1476 | "Sound Lineout Detection", chip)) < 0) |
1477 | return 0; |
1478 | /* activate headphone status interrupts */ |
1479 | val = do_gpio_read(&mix->line_detect); |
1480 | do_gpio_write(&mix->line_detect, val | 0x80); |
1481 | } |
1482 | #endif |
1483 | |
1484 | return 0; |
1485 | } |
1486 |
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