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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 <linux/string.h> |
34 | #include <sound/core.h> |
35 | #include <asm/io.h> |
36 | #include <asm/irq.h> |
37 | #include <asm/machdep.h> |
38 | #include <asm/pmac_feature.h> |
39 | #include "pmac.h" |
40 | #include "tumbler_volume.h" |
41 | |
42 | #undef DEBUG |
43 | |
44 | #ifdef DEBUG |
45 | #define DBG(fmt...) printk(KERN_DEBUG fmt) |
46 | #else |
47 | #define DBG(fmt...) |
48 | #endif |
49 | |
50 | #define IS_G4DA (of_machine_is_compatible("PowerMac3,4")) |
51 | |
52 | /* i2c address for tumbler */ |
53 | #define TAS_I2C_ADDR 0x34 |
54 | |
55 | /* registers */ |
56 | #define TAS_REG_MCS 0x01 /* main control */ |
57 | #define TAS_REG_DRC 0x02 |
58 | #define TAS_REG_VOL 0x04 |
59 | #define TAS_REG_TREBLE 0x05 |
60 | #define TAS_REG_BASS 0x06 |
61 | #define TAS_REG_INPUT1 0x07 |
62 | #define TAS_REG_INPUT2 0x08 |
63 | |
64 | /* tas3001c */ |
65 | #define TAS_REG_PCM TAS_REG_INPUT1 |
66 | |
67 | /* tas3004 */ |
68 | #define TAS_REG_LMIX TAS_REG_INPUT1 |
69 | #define TAS_REG_RMIX TAS_REG_INPUT2 |
70 | #define TAS_REG_MCS2 0x43 /* main control 2 */ |
71 | #define TAS_REG_ACS 0x40 /* analog control */ |
72 | |
73 | /* mono volumes for tas3001c/tas3004 */ |
74 | enum { |
75 | VOL_IDX_PCM_MONO, /* tas3001c only */ |
76 | VOL_IDX_BASS, VOL_IDX_TREBLE, |
77 | VOL_IDX_LAST_MONO |
78 | }; |
79 | |
80 | /* stereo volumes for tas3004 */ |
81 | enum { |
82 | VOL_IDX_PCM, VOL_IDX_PCM2, VOL_IDX_ADC, |
83 | VOL_IDX_LAST_MIX |
84 | }; |
85 | |
86 | struct pmac_gpio { |
87 | unsigned int addr; |
88 | u8 active_val; |
89 | u8 inactive_val; |
90 | u8 active_state; |
91 | }; |
92 | |
93 | struct pmac_tumbler { |
94 | struct pmac_keywest i2c; |
95 | struct pmac_gpio audio_reset; |
96 | struct pmac_gpio amp_mute; |
97 | struct pmac_gpio line_mute; |
98 | struct pmac_gpio line_detect; |
99 | struct pmac_gpio hp_mute; |
100 | struct pmac_gpio hp_detect; |
101 | int headphone_irq; |
102 | int lineout_irq; |
103 | unsigned int save_master_vol[2]; |
104 | unsigned int master_vol[2]; |
105 | unsigned int save_master_switch[2]; |
106 | unsigned int master_switch[2]; |
107 | unsigned int mono_vol[VOL_IDX_LAST_MONO]; |
108 | unsigned int mix_vol[VOL_IDX_LAST_MIX][2]; /* stereo volumes for tas3004 */ |
109 | int drc_range; |
110 | int drc_enable; |
111 | int capture_source; |
112 | int anded_reset; |
113 | int auto_mute_notify; |
114 | int reset_on_sleep; |
115 | u8 acs; |
116 | }; |
117 | |
118 | |
119 | /* |
120 | */ |
121 | |
122 | static int send_init_client(struct pmac_keywest *i2c, unsigned int *regs) |
123 | { |
124 | while (*regs > 0) { |
125 | int err, count = 10; |
126 | do { |
127 | err = i2c_smbus_write_byte_data(i2c->client, |
128 | regs[0], regs[1]); |
129 | if (err >= 0) |
130 | break; |
131 | DBG("(W) i2c error %d\n", err); |
132 | mdelay(10); |
133 | } while (count--); |
134 | if (err < 0) |
135 | return -ENXIO; |
136 | regs += 2; |
137 | } |
138 | return 0; |
139 | } |
140 | |
141 | |
142 | static int tumbler_init_client(struct pmac_keywest *i2c) |
143 | { |
144 | static unsigned int regs[] = { |
145 | /* normal operation, SCLK=64fps, i2s output, i2s input, 16bit width */ |
146 | TAS_REG_MCS, (1<<6)|(2<<4)|(2<<2)|0, |
147 | 0, /* terminator */ |
148 | }; |
149 | DBG("(I) tumbler init client\n"); |
150 | return send_init_client(i2c, regs); |
151 | } |
152 | |
153 | static int snapper_init_client(struct pmac_keywest *i2c) |
154 | { |
155 | static unsigned int regs[] = { |
156 | /* normal operation, SCLK=64fps, i2s output, 16bit width */ |
157 | TAS_REG_MCS, (1<<6)|(2<<4)|0, |
158 | /* normal operation, all-pass mode */ |
159 | TAS_REG_MCS2, (1<<1), |
160 | /* normal output, no deemphasis, A input, power-up, line-in */ |
161 | TAS_REG_ACS, 0, |
162 | 0, /* terminator */ |
163 | }; |
164 | DBG("(I) snapper init client\n"); |
165 | return send_init_client(i2c, regs); |
166 | } |
167 | |
168 | /* |
169 | * gpio access |
170 | */ |
171 | #define do_gpio_write(gp, val) \ |
172 | pmac_call_feature(PMAC_FTR_WRITE_GPIO, NULL, (gp)->addr, val) |
173 | #define do_gpio_read(gp) \ |
174 | pmac_call_feature(PMAC_FTR_READ_GPIO, NULL, (gp)->addr, 0) |
175 | #define tumbler_gpio_free(gp) /* NOP */ |
176 | |
177 | static void write_audio_gpio(struct pmac_gpio *gp, int active) |
178 | { |
179 | if (! gp->addr) |
180 | return; |
181 | active = active ? gp->active_val : gp->inactive_val; |
182 | do_gpio_write(gp, active); |
183 | DBG("(I) gpio %x write %d\n", gp->addr, active); |
184 | } |
185 | |
186 | static int check_audio_gpio(struct pmac_gpio *gp) |
187 | { |
188 | int ret; |
189 | |
190 | if (! gp->addr) |
191 | return 0; |
192 | |
193 | ret = do_gpio_read(gp); |
194 | |
195 | return (ret & 0x1) == (gp->active_val & 0x1); |
196 | } |
197 | |
198 | static int read_audio_gpio(struct pmac_gpio *gp) |
199 | { |
200 | int ret; |
201 | if (! gp->addr) |
202 | return 0; |
203 | ret = do_gpio_read(gp); |
204 | ret = (ret & 0x02) !=0; |
205 | return ret == gp->active_state; |
206 | } |
207 | |
208 | /* |
209 | * update master volume |
210 | */ |
211 | static int tumbler_set_master_volume(struct pmac_tumbler *mix) |
212 | { |
213 | unsigned char block[6]; |
214 | unsigned int left_vol, right_vol; |
215 | |
216 | if (! mix->i2c.client) |
217 | return -ENODEV; |
218 | |
219 | if (! mix->master_switch[0]) |
220 | left_vol = 0; |
221 | else { |
222 | left_vol = mix->master_vol[0]; |
223 | if (left_vol >= ARRAY_SIZE(master_volume_table)) |
224 | left_vol = ARRAY_SIZE(master_volume_table) - 1; |
225 | left_vol = master_volume_table[left_vol]; |
226 | } |
227 | if (! mix->master_switch[1]) |
228 | right_vol = 0; |
229 | else { |
230 | right_vol = mix->master_vol[1]; |
231 | if (right_vol >= ARRAY_SIZE(master_volume_table)) |
232 | right_vol = ARRAY_SIZE(master_volume_table) - 1; |
233 | right_vol = master_volume_table[right_vol]; |
234 | } |
235 | |
236 | block[0] = (left_vol >> 16) & 0xff; |
237 | block[1] = (left_vol >> 8) & 0xff; |
238 | block[2] = (left_vol >> 0) & 0xff; |
239 | |
240 | block[3] = (right_vol >> 16) & 0xff; |
241 | block[4] = (right_vol >> 8) & 0xff; |
242 | block[5] = (right_vol >> 0) & 0xff; |
243 | |
244 | if (i2c_smbus_write_i2c_block_data(mix->i2c.client, TAS_REG_VOL, 6, |
245 | block) < 0) { |
246 | snd_printk(KERN_ERR "failed to set volume \n"); |
247 | return -EINVAL; |
248 | } |
249 | DBG("(I) succeeded to set volume (%u, %u)\n", left_vol, right_vol); |
250 | return 0; |
251 | } |
252 | |
253 | |
254 | /* output volume */ |
255 | static int tumbler_info_master_volume(struct snd_kcontrol *kcontrol, |
256 | struct snd_ctl_elem_info *uinfo) |
257 | { |
258 | uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER; |
259 | uinfo->count = 2; |
260 | uinfo->value.integer.min = 0; |
261 | uinfo->value.integer.max = ARRAY_SIZE(master_volume_table) - 1; |
262 | return 0; |
263 | } |
264 | |
265 | static int tumbler_get_master_volume(struct snd_kcontrol *kcontrol, |
266 | struct snd_ctl_elem_value *ucontrol) |
267 | { |
268 | struct snd_pmac *chip = snd_kcontrol_chip(kcontrol); |
269 | struct pmac_tumbler *mix = chip->mixer_data; |
270 | |
271 | ucontrol->value.integer.value[0] = mix->master_vol[0]; |
272 | ucontrol->value.integer.value[1] = mix->master_vol[1]; |
273 | return 0; |
274 | } |
275 | |
276 | static int tumbler_put_master_volume(struct snd_kcontrol *kcontrol, |
277 | struct snd_ctl_elem_value *ucontrol) |
278 | { |
279 | struct snd_pmac *chip = snd_kcontrol_chip(kcontrol); |
280 | struct pmac_tumbler *mix = chip->mixer_data; |
281 | unsigned int vol[2]; |
282 | int change; |
283 | |
284 | vol[0] = ucontrol->value.integer.value[0]; |
285 | vol[1] = ucontrol->value.integer.value[1]; |
286 | if (vol[0] >= ARRAY_SIZE(master_volume_table) || |
287 | vol[1] >= ARRAY_SIZE(master_volume_table)) |
288 | return -EINVAL; |
289 | change = mix->master_vol[0] != vol[0] || |
290 | mix->master_vol[1] != vol[1]; |
291 | if (change) { |
292 | mix->master_vol[0] = vol[0]; |
293 | mix->master_vol[1] = vol[1]; |
294 | tumbler_set_master_volume(mix); |
295 | } |
296 | return change; |
297 | } |
298 | |
299 | /* output switch */ |
300 | static int tumbler_get_master_switch(struct snd_kcontrol *kcontrol, |
301 | struct snd_ctl_elem_value *ucontrol) |
302 | { |
303 | struct snd_pmac *chip = snd_kcontrol_chip(kcontrol); |
304 | struct pmac_tumbler *mix = chip->mixer_data; |
305 | |
306 | ucontrol->value.integer.value[0] = mix->master_switch[0]; |
307 | ucontrol->value.integer.value[1] = mix->master_switch[1]; |
308 | return 0; |
309 | } |
310 | |
311 | static int tumbler_put_master_switch(struct snd_kcontrol *kcontrol, |
312 | struct snd_ctl_elem_value *ucontrol) |
313 | { |
314 | struct snd_pmac *chip = snd_kcontrol_chip(kcontrol); |
315 | struct pmac_tumbler *mix = chip->mixer_data; |
316 | int change; |
317 | |
318 | change = mix->master_switch[0] != ucontrol->value.integer.value[0] || |
319 | mix->master_switch[1] != ucontrol->value.integer.value[1]; |
320 | if (change) { |
321 | mix->master_switch[0] = !!ucontrol->value.integer.value[0]; |
322 | mix->master_switch[1] = !!ucontrol->value.integer.value[1]; |
323 | tumbler_set_master_volume(mix); |
324 | } |
325 | return change; |
326 | } |
327 | |
328 | |
329 | /* |
330 | * TAS3001c dynamic range compression |
331 | */ |
332 | |
333 | #define TAS3001_DRC_MAX 0x5f |
334 | |
335 | static int tumbler_set_drc(struct pmac_tumbler *mix) |
336 | { |
337 | unsigned char val[2]; |
338 | |
339 | if (! mix->i2c.client) |
340 | return -ENODEV; |
341 | |
342 | if (mix->drc_enable) { |
343 | val[0] = 0xc1; /* enable, 3:1 compression */ |
344 | if (mix->drc_range > TAS3001_DRC_MAX) |
345 | val[1] = 0xf0; |
346 | else if (mix->drc_range < 0) |
347 | val[1] = 0x91; |
348 | else |
349 | val[1] = mix->drc_range + 0x91; |
350 | } else { |
351 | val[0] = 0; |
352 | val[1] = 0; |
353 | } |
354 | |
355 | if (i2c_smbus_write_i2c_block_data(mix->i2c.client, TAS_REG_DRC, |
356 | 2, val) < 0) { |
357 | snd_printk(KERN_ERR "failed to set DRC\n"); |
358 | return -EINVAL; |
359 | } |
360 | DBG("(I) succeeded to set DRC (%u, %u)\n", val[0], val[1]); |
361 | return 0; |
362 | } |
363 | |
364 | /* |
365 | * TAS3004 |
366 | */ |
367 | |
368 | #define TAS3004_DRC_MAX 0xef |
369 | |
370 | static int snapper_set_drc(struct pmac_tumbler *mix) |
371 | { |
372 | unsigned char val[6]; |
373 | |
374 | if (! mix->i2c.client) |
375 | return -ENODEV; |
376 | |
377 | if (mix->drc_enable) |
378 | val[0] = 0x50; /* 3:1 above threshold */ |
379 | else |
380 | val[0] = 0x51; /* disabled */ |
381 | val[1] = 0x02; /* 1:1 below threshold */ |
382 | if (mix->drc_range > 0xef) |
383 | val[2] = 0xef; |
384 | else if (mix->drc_range < 0) |
385 | val[2] = 0x00; |
386 | else |
387 | val[2] = mix->drc_range; |
388 | val[3] = 0xb0; |
389 | val[4] = 0x60; |
390 | val[5] = 0xa0; |
391 | |
392 | if (i2c_smbus_write_i2c_block_data(mix->i2c.client, TAS_REG_DRC, |
393 | 6, val) < 0) { |
394 | snd_printk(KERN_ERR "failed to set DRC\n"); |
395 | return -EINVAL; |
396 | } |
397 | DBG("(I) succeeded to set DRC (%u, %u)\n", val[0], val[1]); |
398 | return 0; |
399 | } |
400 | |
401 | static int tumbler_info_drc_value(struct snd_kcontrol *kcontrol, |
402 | struct snd_ctl_elem_info *uinfo) |
403 | { |
404 | struct snd_pmac *chip = snd_kcontrol_chip(kcontrol); |
405 | uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER; |
406 | uinfo->count = 1; |
407 | uinfo->value.integer.min = 0; |
408 | uinfo->value.integer.max = |
409 | chip->model == PMAC_TUMBLER ? TAS3001_DRC_MAX : TAS3004_DRC_MAX; |
410 | return 0; |
411 | } |
412 | |
413 | static int tumbler_get_drc_value(struct snd_kcontrol *kcontrol, |
414 | struct snd_ctl_elem_value *ucontrol) |
415 | { |
416 | struct snd_pmac *chip = snd_kcontrol_chip(kcontrol); |
417 | struct pmac_tumbler *mix; |
418 | if (! (mix = chip->mixer_data)) |
419 | return -ENODEV; |
420 | ucontrol->value.integer.value[0] = mix->drc_range; |
421 | return 0; |
422 | } |
423 | |
424 | static int tumbler_put_drc_value(struct snd_kcontrol *kcontrol, |
425 | struct snd_ctl_elem_value *ucontrol) |
426 | { |
427 | struct snd_pmac *chip = snd_kcontrol_chip(kcontrol); |
428 | struct pmac_tumbler *mix; |
429 | unsigned int val; |
430 | int change; |
431 | |
432 | if (! (mix = chip->mixer_data)) |
433 | return -ENODEV; |
434 | val = ucontrol->value.integer.value[0]; |
435 | if (chip->model == PMAC_TUMBLER) { |
436 | if (val > TAS3001_DRC_MAX) |
437 | return -EINVAL; |
438 | } else { |
439 | if (val > TAS3004_DRC_MAX) |
440 | return -EINVAL; |
441 | } |
442 | change = mix->drc_range != val; |
443 | if (change) { |
444 | mix->drc_range = val; |
445 | if (chip->model == PMAC_TUMBLER) |
446 | tumbler_set_drc(mix); |
447 | else |
448 | snapper_set_drc(mix); |
449 | } |
450 | return change; |
451 | } |
452 | |
453 | static int tumbler_get_drc_switch(struct snd_kcontrol *kcontrol, |
454 | struct snd_ctl_elem_value *ucontrol) |
455 | { |
456 | struct snd_pmac *chip = snd_kcontrol_chip(kcontrol); |
457 | struct pmac_tumbler *mix; |
458 | if (! (mix = chip->mixer_data)) |
459 | return -ENODEV; |
460 | ucontrol->value.integer.value[0] = mix->drc_enable; |
461 | return 0; |
462 | } |
463 | |
464 | static int tumbler_put_drc_switch(struct snd_kcontrol *kcontrol, |
465 | struct snd_ctl_elem_value *ucontrol) |
466 | { |
467 | struct snd_pmac *chip = snd_kcontrol_chip(kcontrol); |
468 | struct pmac_tumbler *mix; |
469 | int change; |
470 | |
471 | if (! (mix = chip->mixer_data)) |
472 | return -ENODEV; |
473 | change = mix->drc_enable != ucontrol->value.integer.value[0]; |
474 | if (change) { |
475 | mix->drc_enable = !!ucontrol->value.integer.value[0]; |
476 | if (chip->model == PMAC_TUMBLER) |
477 | tumbler_set_drc(mix); |
478 | else |
479 | snapper_set_drc(mix); |
480 | } |
481 | return change; |
482 | } |
483 | |
484 | |
485 | /* |
486 | * mono volumes |
487 | */ |
488 | |
489 | struct tumbler_mono_vol { |
490 | int index; |
491 | int reg; |
492 | int bytes; |
493 | unsigned int max; |
494 | unsigned int *table; |
495 | }; |
496 | |
497 | static int tumbler_set_mono_volume(struct pmac_tumbler *mix, |
498 | struct tumbler_mono_vol *info) |
499 | { |
500 | unsigned char block[4]; |
501 | unsigned int vol; |
502 | int i; |
503 | |
504 | if (! mix->i2c.client) |
505 | return -ENODEV; |
506 | |
507 | vol = mix->mono_vol[info->index]; |
508 | if (vol >= info->max) |
509 | vol = info->max - 1; |
510 | vol = info->table[vol]; |
511 | for (i = 0; i < info->bytes; i++) |
512 | block[i] = (vol >> ((info->bytes - i - 1) * 8)) & 0xff; |
513 | if (i2c_smbus_write_i2c_block_data(mix->i2c.client, info->reg, |
514 | info->bytes, block) < 0) { |
515 | snd_printk(KERN_ERR "failed to set mono volume %d\n", |
516 | info->index); |
517 | return -EINVAL; |
518 | } |
519 | return 0; |
520 | } |
521 | |
522 | static int tumbler_info_mono(struct snd_kcontrol *kcontrol, |
523 | struct snd_ctl_elem_info *uinfo) |
524 | { |
525 | struct tumbler_mono_vol *info = (struct tumbler_mono_vol *)kcontrol->private_value; |
526 | |
527 | uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER; |
528 | uinfo->count = 1; |
529 | uinfo->value.integer.min = 0; |
530 | uinfo->value.integer.max = info->max - 1; |
531 | return 0; |
532 | } |
533 | |
534 | static int tumbler_get_mono(struct snd_kcontrol *kcontrol, |
535 | struct snd_ctl_elem_value *ucontrol) |
536 | { |
537 | struct tumbler_mono_vol *info = (struct tumbler_mono_vol *)kcontrol->private_value; |
538 | struct snd_pmac *chip = snd_kcontrol_chip(kcontrol); |
539 | struct pmac_tumbler *mix; |
540 | if (! (mix = chip->mixer_data)) |
541 | return -ENODEV; |
542 | ucontrol->value.integer.value[0] = mix->mono_vol[info->index]; |
543 | return 0; |
544 | } |
545 | |
546 | static int tumbler_put_mono(struct snd_kcontrol *kcontrol, |
547 | struct snd_ctl_elem_value *ucontrol) |
548 | { |
549 | struct tumbler_mono_vol *info = (struct tumbler_mono_vol *)kcontrol->private_value; |
550 | struct snd_pmac *chip = snd_kcontrol_chip(kcontrol); |
551 | struct pmac_tumbler *mix; |
552 | unsigned int vol; |
553 | int change; |
554 | |
555 | if (! (mix = chip->mixer_data)) |
556 | return -ENODEV; |
557 | vol = ucontrol->value.integer.value[0]; |
558 | if (vol >= info->max) |
559 | return -EINVAL; |
560 | change = mix->mono_vol[info->index] != vol; |
561 | if (change) { |
562 | mix->mono_vol[info->index] = vol; |
563 | tumbler_set_mono_volume(mix, info); |
564 | } |
565 | return change; |
566 | } |
567 | |
568 | /* TAS3001c mono volumes */ |
569 | static struct tumbler_mono_vol tumbler_pcm_vol_info = { |
570 | .index = VOL_IDX_PCM_MONO, |
571 | .reg = TAS_REG_PCM, |
572 | .bytes = 3, |
573 | .max = ARRAY_SIZE(mixer_volume_table), |
574 | .table = mixer_volume_table, |
575 | }; |
576 | |
577 | static struct tumbler_mono_vol tumbler_bass_vol_info = { |
578 | .index = VOL_IDX_BASS, |
579 | .reg = TAS_REG_BASS, |
580 | .bytes = 1, |
581 | .max = ARRAY_SIZE(bass_volume_table), |
582 | .table = bass_volume_table, |
583 | }; |
584 | |
585 | static struct tumbler_mono_vol tumbler_treble_vol_info = { |
586 | .index = VOL_IDX_TREBLE, |
587 | .reg = TAS_REG_TREBLE, |
588 | .bytes = 1, |
589 | .max = ARRAY_SIZE(treble_volume_table), |
590 | .table = treble_volume_table, |
591 | }; |
592 | |
593 | /* TAS3004 mono volumes */ |
594 | static struct tumbler_mono_vol snapper_bass_vol_info = { |
595 | .index = VOL_IDX_BASS, |
596 | .reg = TAS_REG_BASS, |
597 | .bytes = 1, |
598 | .max = ARRAY_SIZE(snapper_bass_volume_table), |
599 | .table = snapper_bass_volume_table, |
600 | }; |
601 | |
602 | static struct tumbler_mono_vol snapper_treble_vol_info = { |
603 | .index = VOL_IDX_TREBLE, |
604 | .reg = TAS_REG_TREBLE, |
605 | .bytes = 1, |
606 | .max = ARRAY_SIZE(snapper_treble_volume_table), |
607 | .table = snapper_treble_volume_table, |
608 | }; |
609 | |
610 | |
611 | #define DEFINE_MONO(xname,type) { \ |
612 | .iface = SNDRV_CTL_ELEM_IFACE_MIXER,\ |
613 | .name = xname, \ |
614 | .info = tumbler_info_mono, \ |
615 | .get = tumbler_get_mono, \ |
616 | .put = tumbler_put_mono, \ |
617 | .private_value = (unsigned long)(&tumbler_##type##_vol_info), \ |
618 | } |
619 | |
620 | #define DEFINE_SNAPPER_MONO(xname,type) { \ |
621 | .iface = SNDRV_CTL_ELEM_IFACE_MIXER,\ |
622 | .name = xname, \ |
623 | .info = tumbler_info_mono, \ |
624 | .get = tumbler_get_mono, \ |
625 | .put = tumbler_put_mono, \ |
626 | .private_value = (unsigned long)(&snapper_##type##_vol_info), \ |
627 | } |
628 | |
629 | |
630 | /* |
631 | * snapper mixer volumes |
632 | */ |
633 | |
634 | static int snapper_set_mix_vol1(struct pmac_tumbler *mix, int idx, int ch, int reg) |
635 | { |
636 | int i, j, vol; |
637 | unsigned char block[9]; |
638 | |
639 | vol = mix->mix_vol[idx][ch]; |
640 | if (vol >= ARRAY_SIZE(mixer_volume_table)) { |
641 | vol = ARRAY_SIZE(mixer_volume_table) - 1; |
642 | mix->mix_vol[idx][ch] = vol; |
643 | } |
644 | |
645 | for (i = 0; i < 3; i++) { |
646 | vol = mix->mix_vol[i][ch]; |
647 | vol = mixer_volume_table[vol]; |
648 | for (j = 0; j < 3; j++) |
649 | block[i * 3 + j] = (vol >> ((2 - j) * 8)) & 0xff; |
650 | } |
651 | if (i2c_smbus_write_i2c_block_data(mix->i2c.client, reg, |
652 | 9, block) < 0) { |
653 | snd_printk(KERN_ERR "failed to set mono volume %d\n", reg); |
654 | return -EINVAL; |
655 | } |
656 | return 0; |
657 | } |
658 | |
659 | static int snapper_set_mix_vol(struct pmac_tumbler *mix, int idx) |
660 | { |
661 | if (! mix->i2c.client) |
662 | return -ENODEV; |
663 | if (snapper_set_mix_vol1(mix, idx, 0, TAS_REG_LMIX) < 0 || |
664 | snapper_set_mix_vol1(mix, idx, 1, TAS_REG_RMIX) < 0) |
665 | return -EINVAL; |
666 | return 0; |
667 | } |
668 | |
669 | static int snapper_info_mix(struct snd_kcontrol *kcontrol, |
670 | struct snd_ctl_elem_info *uinfo) |
671 | { |
672 | uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER; |
673 | uinfo->count = 2; |
674 | uinfo->value.integer.min = 0; |
675 | uinfo->value.integer.max = ARRAY_SIZE(mixer_volume_table) - 1; |
676 | return 0; |
677 | } |
678 | |
679 | static int snapper_get_mix(struct snd_kcontrol *kcontrol, |
680 | struct snd_ctl_elem_value *ucontrol) |
681 | { |
682 | int idx = (int)kcontrol->private_value; |
683 | struct snd_pmac *chip = snd_kcontrol_chip(kcontrol); |
684 | struct pmac_tumbler *mix; |
685 | if (! (mix = chip->mixer_data)) |
686 | return -ENODEV; |
687 | ucontrol->value.integer.value[0] = mix->mix_vol[idx][0]; |
688 | ucontrol->value.integer.value[1] = mix->mix_vol[idx][1]; |
689 | return 0; |
690 | } |
691 | |
692 | static int snapper_put_mix(struct snd_kcontrol *kcontrol, |
693 | struct snd_ctl_elem_value *ucontrol) |
694 | { |
695 | int idx = (int)kcontrol->private_value; |
696 | struct snd_pmac *chip = snd_kcontrol_chip(kcontrol); |
697 | struct pmac_tumbler *mix; |
698 | unsigned int vol[2]; |
699 | int change; |
700 | |
701 | if (! (mix = chip->mixer_data)) |
702 | return -ENODEV; |
703 | vol[0] = ucontrol->value.integer.value[0]; |
704 | vol[1] = ucontrol->value.integer.value[1]; |
705 | if (vol[0] >= ARRAY_SIZE(mixer_volume_table) || |
706 | vol[1] >= ARRAY_SIZE(mixer_volume_table)) |
707 | return -EINVAL; |
708 | change = mix->mix_vol[idx][0] != vol[0] || |
709 | mix->mix_vol[idx][1] != vol[1]; |
710 | if (change) { |
711 | mix->mix_vol[idx][0] = vol[0]; |
712 | mix->mix_vol[idx][1] = vol[1]; |
713 | snapper_set_mix_vol(mix, idx); |
714 | } |
715 | return change; |
716 | } |
717 | |
718 | |
719 | /* |
720 | * mute switches. FIXME: Turn that into software mute when both outputs are muted |
721 | * to avoid codec reset on ibook M7 |
722 | */ |
723 | |
724 | enum { TUMBLER_MUTE_HP, TUMBLER_MUTE_AMP, TUMBLER_MUTE_LINE }; |
725 | |
726 | static int tumbler_get_mute_switch(struct snd_kcontrol *kcontrol, |
727 | struct snd_ctl_elem_value *ucontrol) |
728 | { |
729 | struct snd_pmac *chip = snd_kcontrol_chip(kcontrol); |
730 | struct pmac_tumbler *mix; |
731 | struct pmac_gpio *gp; |
732 | if (! (mix = chip->mixer_data)) |
733 | return -ENODEV; |
734 | switch(kcontrol->private_value) { |
735 | case TUMBLER_MUTE_HP: |
736 | gp = &mix->hp_mute; break; |
737 | case TUMBLER_MUTE_AMP: |
738 | gp = &mix->amp_mute; break; |
739 | case TUMBLER_MUTE_LINE: |
740 | gp = &mix->line_mute; break; |
741 | default: |
742 | gp = NULL; |
743 | } |
744 | if (gp == NULL) |
745 | return -EINVAL; |
746 | ucontrol->value.integer.value[0] = !check_audio_gpio(gp); |
747 | return 0; |
748 | } |
749 | |
750 | static int tumbler_put_mute_switch(struct snd_kcontrol *kcontrol, |
751 | struct snd_ctl_elem_value *ucontrol) |
752 | { |
753 | struct snd_pmac *chip = snd_kcontrol_chip(kcontrol); |
754 | struct pmac_tumbler *mix; |
755 | struct pmac_gpio *gp; |
756 | int val; |
757 | #ifdef PMAC_SUPPORT_AUTOMUTE |
758 | if (chip->update_automute && chip->auto_mute) |
759 | return 0; /* don't touch in the auto-mute mode */ |
760 | #endif |
761 | if (! (mix = chip->mixer_data)) |
762 | return -ENODEV; |
763 | switch(kcontrol->private_value) { |
764 | case TUMBLER_MUTE_HP: |
765 | gp = &mix->hp_mute; break; |
766 | case TUMBLER_MUTE_AMP: |
767 | gp = &mix->amp_mute; break; |
768 | case TUMBLER_MUTE_LINE: |
769 | gp = &mix->line_mute; break; |
770 | default: |
771 | gp = NULL; |
772 | } |
773 | if (gp == NULL) |
774 | return -EINVAL; |
775 | val = ! check_audio_gpio(gp); |
776 | if (val != ucontrol->value.integer.value[0]) { |
777 | write_audio_gpio(gp, ! ucontrol->value.integer.value[0]); |
778 | return 1; |
779 | } |
780 | return 0; |
781 | } |
782 | |
783 | static int snapper_set_capture_source(struct pmac_tumbler *mix) |
784 | { |
785 | if (! mix->i2c.client) |
786 | return -ENODEV; |
787 | if (mix->capture_source) |
788 | mix->acs |= 2; |
789 | else |
790 | mix->acs &= ~2; |
791 | return i2c_smbus_write_byte_data(mix->i2c.client, TAS_REG_ACS, mix->acs); |
792 | } |
793 | |
794 | static int snapper_info_capture_source(struct snd_kcontrol *kcontrol, |
795 | struct snd_ctl_elem_info *uinfo) |
796 | { |
797 | static char *texts[2] = { |
798 | "Line", "Mic" |
799 | }; |
800 | uinfo->type = SNDRV_CTL_ELEM_TYPE_ENUMERATED; |
801 | uinfo->count = 1; |
802 | uinfo->value.enumerated.items = 2; |
803 | if (uinfo->value.enumerated.item > 1) |
804 | uinfo->value.enumerated.item = 1; |
805 | strcpy(uinfo->value.enumerated.name, texts[uinfo->value.enumerated.item]); |
806 | return 0; |
807 | } |
808 | |
809 | static int snapper_get_capture_source(struct snd_kcontrol *kcontrol, |
810 | struct snd_ctl_elem_value *ucontrol) |
811 | { |
812 | struct snd_pmac *chip = snd_kcontrol_chip(kcontrol); |
813 | struct pmac_tumbler *mix = chip->mixer_data; |
814 | |
815 | ucontrol->value.enumerated.item[0] = mix->capture_source; |
816 | return 0; |
817 | } |
818 | |
819 | static int snapper_put_capture_source(struct snd_kcontrol *kcontrol, |
820 | struct snd_ctl_elem_value *ucontrol) |
821 | { |
822 | struct snd_pmac *chip = snd_kcontrol_chip(kcontrol); |
823 | struct pmac_tumbler *mix = chip->mixer_data; |
824 | int change; |
825 | |
826 | change = ucontrol->value.enumerated.item[0] != mix->capture_source; |
827 | if (change) { |
828 | mix->capture_source = !!ucontrol->value.enumerated.item[0]; |
829 | snapper_set_capture_source(mix); |
830 | } |
831 | return change; |
832 | } |
833 | |
834 | #define DEFINE_SNAPPER_MIX(xname,idx,ofs) { \ |
835 | .iface = SNDRV_CTL_ELEM_IFACE_MIXER,\ |
836 | .name = xname, \ |
837 | .info = snapper_info_mix, \ |
838 | .get = snapper_get_mix, \ |
839 | .put = snapper_put_mix, \ |
840 | .index = idx,\ |
841 | .private_value = ofs, \ |
842 | } |
843 | |
844 | |
845 | /* |
846 | */ |
847 | static struct snd_kcontrol_new tumbler_mixers[] __devinitdata = { |
848 | { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, |
849 | .name = "Master Playback Volume", |
850 | .info = tumbler_info_master_volume, |
851 | .get = tumbler_get_master_volume, |
852 | .put = tumbler_put_master_volume |
853 | }, |
854 | { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, |
855 | .name = "Master Playback Switch", |
856 | .info = snd_pmac_boolean_stereo_info, |
857 | .get = tumbler_get_master_switch, |
858 | .put = tumbler_put_master_switch |
859 | }, |
860 | DEFINE_MONO("Tone Control - Bass", bass), |
861 | DEFINE_MONO("Tone Control - Treble", treble), |
862 | DEFINE_MONO("PCM Playback Volume", pcm), |
863 | { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, |
864 | .name = "DRC Range", |
865 | .info = tumbler_info_drc_value, |
866 | .get = tumbler_get_drc_value, |
867 | .put = tumbler_put_drc_value |
868 | }, |
869 | }; |
870 | |
871 | static struct snd_kcontrol_new snapper_mixers[] __devinitdata = { |
872 | { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, |
873 | .name = "Master Playback Volume", |
874 | .info = tumbler_info_master_volume, |
875 | .get = tumbler_get_master_volume, |
876 | .put = tumbler_put_master_volume |
877 | }, |
878 | { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, |
879 | .name = "Master Playback Switch", |
880 | .info = snd_pmac_boolean_stereo_info, |
881 | .get = tumbler_get_master_switch, |
882 | .put = tumbler_put_master_switch |
883 | }, |
884 | DEFINE_SNAPPER_MIX("PCM Playback Volume", 0, VOL_IDX_PCM), |
885 | /* Alternative PCM is assigned to Mic analog loopback on iBook G4 */ |
886 | DEFINE_SNAPPER_MIX("Mic Playback Volume", 0, VOL_IDX_PCM2), |
887 | DEFINE_SNAPPER_MIX("Monitor Mix Volume", 0, VOL_IDX_ADC), |
888 | DEFINE_SNAPPER_MONO("Tone Control - Bass", bass), |
889 | DEFINE_SNAPPER_MONO("Tone Control - Treble", treble), |
890 | { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, |
891 | .name = "DRC Range", |
892 | .info = tumbler_info_drc_value, |
893 | .get = tumbler_get_drc_value, |
894 | .put = tumbler_put_drc_value |
895 | }, |
896 | { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, |
897 | .name = "Input Source", /* FIXME: "Capture Source" doesn't work properly */ |
898 | .info = snapper_info_capture_source, |
899 | .get = snapper_get_capture_source, |
900 | .put = snapper_put_capture_source |
901 | }, |
902 | }; |
903 | |
904 | static struct snd_kcontrol_new tumbler_hp_sw __devinitdata = { |
905 | .iface = SNDRV_CTL_ELEM_IFACE_MIXER, |
906 | .name = "Headphone Playback Switch", |
907 | .info = snd_pmac_boolean_mono_info, |
908 | .get = tumbler_get_mute_switch, |
909 | .put = tumbler_put_mute_switch, |
910 | .private_value = TUMBLER_MUTE_HP, |
911 | }; |
912 | static struct snd_kcontrol_new tumbler_speaker_sw __devinitdata = { |
913 | .iface = SNDRV_CTL_ELEM_IFACE_MIXER, |
914 | .name = "Speaker Playback Switch", |
915 | .info = snd_pmac_boolean_mono_info, |
916 | .get = tumbler_get_mute_switch, |
917 | .put = tumbler_put_mute_switch, |
918 | .private_value = TUMBLER_MUTE_AMP, |
919 | }; |
920 | static struct snd_kcontrol_new tumbler_lineout_sw __devinitdata = { |
921 | .iface = SNDRV_CTL_ELEM_IFACE_MIXER, |
922 | .name = "Line Out Playback Switch", |
923 | .info = snd_pmac_boolean_mono_info, |
924 | .get = tumbler_get_mute_switch, |
925 | .put = tumbler_put_mute_switch, |
926 | .private_value = TUMBLER_MUTE_LINE, |
927 | }; |
928 | static struct snd_kcontrol_new tumbler_drc_sw __devinitdata = { |
929 | .iface = SNDRV_CTL_ELEM_IFACE_MIXER, |
930 | .name = "DRC Switch", |
931 | .info = snd_pmac_boolean_mono_info, |
932 | .get = tumbler_get_drc_switch, |
933 | .put = tumbler_put_drc_switch |
934 | }; |
935 | |
936 | |
937 | #ifdef PMAC_SUPPORT_AUTOMUTE |
938 | /* |
939 | * auto-mute stuffs |
940 | */ |
941 | static int tumbler_detect_headphone(struct snd_pmac *chip) |
942 | { |
943 | struct pmac_tumbler *mix = chip->mixer_data; |
944 | int detect = 0; |
945 | |
946 | if (mix->hp_detect.addr) |
947 | detect |= read_audio_gpio(&mix->hp_detect); |
948 | return detect; |
949 | } |
950 | |
951 | static int tumbler_detect_lineout(struct snd_pmac *chip) |
952 | { |
953 | struct pmac_tumbler *mix = chip->mixer_data; |
954 | int detect = 0; |
955 | |
956 | if (mix->line_detect.addr) |
957 | detect |= read_audio_gpio(&mix->line_detect); |
958 | return detect; |
959 | } |
960 | |
961 | static void check_mute(struct snd_pmac *chip, struct pmac_gpio *gp, int val, int do_notify, |
962 | struct snd_kcontrol *sw) |
963 | { |
964 | if (check_audio_gpio(gp) != val) { |
965 | write_audio_gpio(gp, val); |
966 | if (do_notify) |
967 | snd_ctl_notify(chip->card, SNDRV_CTL_EVENT_MASK_VALUE, |
968 | &sw->id); |
969 | } |
970 | } |
971 | |
972 | static struct work_struct device_change; |
973 | static struct snd_pmac *device_change_chip; |
974 | |
975 | static void device_change_handler(struct work_struct *work) |
976 | { |
977 | struct snd_pmac *chip = device_change_chip; |
978 | struct pmac_tumbler *mix; |
979 | int headphone, lineout; |
980 | |
981 | if (!chip) |
982 | return; |
983 | |
984 | mix = chip->mixer_data; |
985 | if (snd_BUG_ON(!mix)) |
986 | return; |
987 | |
988 | headphone = tumbler_detect_headphone(chip); |
989 | lineout = tumbler_detect_lineout(chip); |
990 | |
991 | DBG("headphone: %d, lineout: %d\n", headphone, lineout); |
992 | |
993 | if (headphone || lineout) { |
994 | /* unmute headphone/lineout & mute speaker */ |
995 | if (headphone) |
996 | check_mute(chip, &mix->hp_mute, 0, mix->auto_mute_notify, |
997 | chip->master_sw_ctl); |
998 | if (lineout && mix->line_mute.addr != 0) |
999 | check_mute(chip, &mix->line_mute, 0, mix->auto_mute_notify, |
1000 | chip->lineout_sw_ctl); |
1001 | if (mix->anded_reset) |
1002 | msleep(10); |
1003 | check_mute(chip, &mix->amp_mute, !IS_G4DA, mix->auto_mute_notify, |
1004 | chip->speaker_sw_ctl); |
1005 | } else { |
1006 | /* unmute speaker, mute others */ |
1007 | check_mute(chip, &mix->amp_mute, 0, mix->auto_mute_notify, |
1008 | chip->speaker_sw_ctl); |
1009 | if (mix->anded_reset) |
1010 | msleep(10); |
1011 | check_mute(chip, &mix->hp_mute, 1, mix->auto_mute_notify, |
1012 | chip->master_sw_ctl); |
1013 | if (mix->line_mute.addr != 0) |
1014 | check_mute(chip, &mix->line_mute, 1, mix->auto_mute_notify, |
1015 | chip->lineout_sw_ctl); |
1016 | } |
1017 | if (mix->auto_mute_notify) |
1018 | snd_ctl_notify(chip->card, SNDRV_CTL_EVENT_MASK_VALUE, |
1019 | &chip->hp_detect_ctl->id); |
1020 | |
1021 | #ifdef CONFIG_SND_POWERMAC_AUTO_DRC |
1022 | mix->drc_enable = ! (headphone || lineout); |
1023 | if (mix->auto_mute_notify) |
1024 | snd_ctl_notify(chip->card, SNDRV_CTL_EVENT_MASK_VALUE, |
1025 | &chip->drc_sw_ctl->id); |
1026 | if (chip->model == PMAC_TUMBLER) |
1027 | tumbler_set_drc(mix); |
1028 | else |
1029 | snapper_set_drc(mix); |
1030 | #endif |
1031 | |
1032 | /* reset the master volume so the correct amplification is applied */ |
1033 | tumbler_set_master_volume(mix); |
1034 | } |
1035 | |
1036 | static void tumbler_update_automute(struct snd_pmac *chip, int do_notify) |
1037 | { |
1038 | if (chip->auto_mute) { |
1039 | struct pmac_tumbler *mix; |
1040 | mix = chip->mixer_data; |
1041 | if (snd_BUG_ON(!mix)) |
1042 | return; |
1043 | mix->auto_mute_notify = do_notify; |
1044 | schedule_work(&device_change); |
1045 | } |
1046 | } |
1047 | #endif /* PMAC_SUPPORT_AUTOMUTE */ |
1048 | |
1049 | |
1050 | /* interrupt - headphone plug changed */ |
1051 | static irqreturn_t headphone_intr(int irq, void *devid) |
1052 | { |
1053 | struct snd_pmac *chip = devid; |
1054 | if (chip->update_automute && chip->initialized) { |
1055 | chip->update_automute(chip, 1); |
1056 | return IRQ_HANDLED; |
1057 | } |
1058 | return IRQ_NONE; |
1059 | } |
1060 | |
1061 | /* look for audio-gpio device */ |
1062 | static struct device_node *find_audio_device(const char *name) |
1063 | { |
1064 | struct device_node *gpiop; |
1065 | struct device_node *np; |
1066 | |
1067 | gpiop = of_find_node_by_name(NULL, "gpio"); |
1068 | if (! gpiop) |
1069 | return NULL; |
1070 | |
1071 | for (np = of_get_next_child(gpiop, NULL); np; |
1072 | np = of_get_next_child(gpiop, np)) { |
1073 | const char *property = of_get_property(np, "audio-gpio", NULL); |
1074 | if (property && strcmp(property, name) == 0) |
1075 | break; |
1076 | } |
1077 | of_node_put(gpiop); |
1078 | return np; |
1079 | } |
1080 | |
1081 | /* look for audio-gpio device */ |
1082 | static struct device_node *find_compatible_audio_device(const char *name) |
1083 | { |
1084 | struct device_node *gpiop; |
1085 | struct device_node *np; |
1086 | |
1087 | gpiop = of_find_node_by_name(NULL, "gpio"); |
1088 | if (!gpiop) |
1089 | return NULL; |
1090 | |
1091 | for (np = of_get_next_child(gpiop, NULL); np; |
1092 | np = of_get_next_child(gpiop, np)) { |
1093 | if (of_device_is_compatible(np, name)) |
1094 | break; |
1095 | } |
1096 | of_node_put(gpiop); |
1097 | return np; |
1098 | } |
1099 | |
1100 | /* find an audio device and get its address */ |
1101 | static long tumbler_find_device(const char *device, const char *platform, |
1102 | struct pmac_gpio *gp, int is_compatible) |
1103 | { |
1104 | struct device_node *node; |
1105 | const u32 *base; |
1106 | u32 addr; |
1107 | long ret; |
1108 | |
1109 | if (is_compatible) |
1110 | node = find_compatible_audio_device(device); |
1111 | else |
1112 | node = find_audio_device(device); |
1113 | if (! node) { |
1114 | DBG("(W) cannot find audio device %s !\n", device); |
1115 | snd_printdd("cannot find device %s\n", device); |
1116 | return -ENODEV; |
1117 | } |
1118 | |
1119 | base = of_get_property(node, "AAPL,address", NULL); |
1120 | if (! base) { |
1121 | base = of_get_property(node, "reg", NULL); |
1122 | if (!base) { |
1123 | DBG("(E) cannot find address for device %s !\n", device); |
1124 | snd_printd("cannot find address for device %s\n", device); |
1125 | of_node_put(node); |
1126 | return -ENODEV; |
1127 | } |
1128 | addr = *base; |
1129 | if (addr < 0x50) |
1130 | addr += 0x50; |
1131 | } else |
1132 | addr = *base; |
1133 | |
1134 | gp->addr = addr & 0x0000ffff; |
1135 | /* Try to find the active state, default to 0 ! */ |
1136 | base = of_get_property(node, "audio-gpio-active-state", NULL); |
1137 | if (base) { |
1138 | gp->active_state = *base; |
1139 | gp->active_val = (*base) ? 0x5 : 0x4; |
1140 | gp->inactive_val = (*base) ? 0x4 : 0x5; |
1141 | } else { |
1142 | const u32 *prop = NULL; |
1143 | gp->active_state = IS_G4DA |
1144 | && !strncmp(device, "keywest-gpio1", 13); |
1145 | gp->active_val = 0x4; |
1146 | gp->inactive_val = 0x5; |
1147 | /* Here are some crude hacks to extract the GPIO polarity and |
1148 | * open collector informations out of the do-platform script |
1149 | * as we don't yet have an interpreter for these things |
1150 | */ |
1151 | if (platform) |
1152 | prop = of_get_property(node, platform, NULL); |
1153 | if (prop) { |
1154 | if (prop[3] == 0x9 && prop[4] == 0x9) { |
1155 | gp->active_val = 0xd; |
1156 | gp->inactive_val = 0xc; |
1157 | } |
1158 | if (prop[3] == 0x1 && prop[4] == 0x1) { |
1159 | gp->active_val = 0x5; |
1160 | gp->inactive_val = 0x4; |
1161 | } |
1162 | } |
1163 | } |
1164 | |
1165 | DBG("(I) GPIO device %s found, offset: %x, active state: %d !\n", |
1166 | device, gp->addr, gp->active_state); |
1167 | |
1168 | ret = irq_of_parse_and_map(node, 0); |
1169 | of_node_put(node); |
1170 | return ret; |
1171 | } |
1172 | |
1173 | /* reset audio */ |
1174 | static void tumbler_reset_audio(struct snd_pmac *chip) |
1175 | { |
1176 | struct pmac_tumbler *mix = chip->mixer_data; |
1177 | |
1178 | if (mix->anded_reset) { |
1179 | DBG("(I) codec anded reset !\n"); |
1180 | write_audio_gpio(&mix->hp_mute, 0); |
1181 | write_audio_gpio(&mix->amp_mute, 0); |
1182 | msleep(200); |
1183 | write_audio_gpio(&mix->hp_mute, 1); |
1184 | write_audio_gpio(&mix->amp_mute, 1); |
1185 | msleep(100); |
1186 | write_audio_gpio(&mix->hp_mute, 0); |
1187 | write_audio_gpio(&mix->amp_mute, 0); |
1188 | msleep(100); |
1189 | } else { |
1190 | DBG("(I) codec normal reset !\n"); |
1191 | |
1192 | write_audio_gpio(&mix->audio_reset, 0); |
1193 | msleep(200); |
1194 | write_audio_gpio(&mix->audio_reset, 1); |
1195 | msleep(100); |
1196 | write_audio_gpio(&mix->audio_reset, 0); |
1197 | msleep(100); |
1198 | } |
1199 | } |
1200 | |
1201 | #ifdef CONFIG_PM |
1202 | /* suspend mixer */ |
1203 | static void tumbler_suspend(struct snd_pmac *chip) |
1204 | { |
1205 | struct pmac_tumbler *mix = chip->mixer_data; |
1206 | |
1207 | if (mix->headphone_irq >= 0) |
1208 | disable_irq(mix->headphone_irq); |
1209 | if (mix->lineout_irq >= 0) |
1210 | disable_irq(mix->lineout_irq); |
1211 | mix->save_master_switch[0] = mix->master_switch[0]; |
1212 | mix->save_master_switch[1] = mix->master_switch[1]; |
1213 | mix->save_master_vol[0] = mix->master_vol[0]; |
1214 | mix->save_master_vol[1] = mix->master_vol[1]; |
1215 | mix->master_switch[0] = mix->master_switch[1] = 0; |
1216 | tumbler_set_master_volume(mix); |
1217 | if (!mix->anded_reset) { |
1218 | write_audio_gpio(&mix->amp_mute, 1); |
1219 | write_audio_gpio(&mix->hp_mute, 1); |
1220 | } |
1221 | if (chip->model == PMAC_SNAPPER) { |
1222 | mix->acs |= 1; |
1223 | i2c_smbus_write_byte_data(mix->i2c.client, TAS_REG_ACS, mix->acs); |
1224 | } |
1225 | if (mix->anded_reset) { |
1226 | write_audio_gpio(&mix->amp_mute, 1); |
1227 | write_audio_gpio(&mix->hp_mute, 1); |
1228 | } else |
1229 | write_audio_gpio(&mix->audio_reset, 1); |
1230 | } |
1231 | |
1232 | /* resume mixer */ |
1233 | static void tumbler_resume(struct snd_pmac *chip) |
1234 | { |
1235 | struct pmac_tumbler *mix = chip->mixer_data; |
1236 | |
1237 | mix->acs &= ~1; |
1238 | mix->master_switch[0] = mix->save_master_switch[0]; |
1239 | mix->master_switch[1] = mix->save_master_switch[1]; |
1240 | mix->master_vol[0] = mix->save_master_vol[0]; |
1241 | mix->master_vol[1] = mix->save_master_vol[1]; |
1242 | tumbler_reset_audio(chip); |
1243 | if (mix->i2c.client && mix->i2c.init_client) { |
1244 | if (mix->i2c.init_client(&mix->i2c) < 0) |
1245 | printk(KERN_ERR "tumbler_init_client error\n"); |
1246 | } else |
1247 | printk(KERN_ERR "tumbler: i2c is not initialized\n"); |
1248 | if (chip->model == PMAC_TUMBLER) { |
1249 | tumbler_set_mono_volume(mix, &tumbler_pcm_vol_info); |
1250 | tumbler_set_mono_volume(mix, &tumbler_bass_vol_info); |
1251 | tumbler_set_mono_volume(mix, &tumbler_treble_vol_info); |
1252 | tumbler_set_drc(mix); |
1253 | } else { |
1254 | snapper_set_mix_vol(mix, VOL_IDX_PCM); |
1255 | snapper_set_mix_vol(mix, VOL_IDX_PCM2); |
1256 | snapper_set_mix_vol(mix, VOL_IDX_ADC); |
1257 | tumbler_set_mono_volume(mix, &snapper_bass_vol_info); |
1258 | tumbler_set_mono_volume(mix, &snapper_treble_vol_info); |
1259 | snapper_set_drc(mix); |
1260 | snapper_set_capture_source(mix); |
1261 | } |
1262 | tumbler_set_master_volume(mix); |
1263 | if (chip->update_automute) |
1264 | chip->update_automute(chip, 0); |
1265 | if (mix->headphone_irq >= 0) { |
1266 | unsigned char val; |
1267 | |
1268 | enable_irq(mix->headphone_irq); |
1269 | /* activate headphone status interrupts */ |
1270 | val = do_gpio_read(&mix->hp_detect); |
1271 | do_gpio_write(&mix->hp_detect, val | 0x80); |
1272 | } |
1273 | if (mix->lineout_irq >= 0) |
1274 | enable_irq(mix->lineout_irq); |
1275 | } |
1276 | #endif |
1277 | |
1278 | /* initialize tumbler */ |
1279 | static int __devinit tumbler_init(struct snd_pmac *chip) |
1280 | { |
1281 | int irq; |
1282 | struct pmac_tumbler *mix = chip->mixer_data; |
1283 | |
1284 | if (tumbler_find_device("audio-hw-reset", |
1285 | "platform-do-hw-reset", |
1286 | &mix->audio_reset, 0) < 0) |
1287 | tumbler_find_device("hw-reset", |
1288 | "platform-do-hw-reset", |
1289 | &mix->audio_reset, 1); |
1290 | if (tumbler_find_device("amp-mute", |
1291 | "platform-do-amp-mute", |
1292 | &mix->amp_mute, 0) < 0) |
1293 | tumbler_find_device("amp-mute", |
1294 | "platform-do-amp-mute", |
1295 | &mix->amp_mute, 1); |
1296 | if (tumbler_find_device("headphone-mute", |
1297 | "platform-do-headphone-mute", |
1298 | &mix->hp_mute, 0) < 0) |
1299 | tumbler_find_device("headphone-mute", |
1300 | "platform-do-headphone-mute", |
1301 | &mix->hp_mute, 1); |
1302 | if (tumbler_find_device("line-output-mute", |
1303 | "platform-do-lineout-mute", |
1304 | &mix->line_mute, 0) < 0) |
1305 | tumbler_find_device("line-output-mute", |
1306 | "platform-do-lineout-mute", |
1307 | &mix->line_mute, 1); |
1308 | irq = tumbler_find_device("headphone-detect", |
1309 | NULL, &mix->hp_detect, 0); |
1310 | if (irq <= NO_IRQ) |
1311 | irq = tumbler_find_device("headphone-detect", |
1312 | NULL, &mix->hp_detect, 1); |
1313 | if (irq <= NO_IRQ) |
1314 | irq = tumbler_find_device("keywest-gpio15", |
1315 | NULL, &mix->hp_detect, 1); |
1316 | mix->headphone_irq = irq; |
1317 | irq = tumbler_find_device("line-output-detect", |
1318 | NULL, &mix->line_detect, 0); |
1319 | if (irq <= NO_IRQ) |
1320 | irq = tumbler_find_device("line-output-detect", |
1321 | NULL, &mix->line_detect, 1); |
1322 | if (IS_G4DA && irq <= NO_IRQ) |
1323 | irq = tumbler_find_device("keywest-gpio16", |
1324 | NULL, &mix->line_detect, 1); |
1325 | mix->lineout_irq = irq; |
1326 | |
1327 | tumbler_reset_audio(chip); |
1328 | |
1329 | return 0; |
1330 | } |
1331 | |
1332 | static void tumbler_cleanup(struct snd_pmac *chip) |
1333 | { |
1334 | struct pmac_tumbler *mix = chip->mixer_data; |
1335 | if (! mix) |
1336 | return; |
1337 | |
1338 | if (mix->headphone_irq >= 0) |
1339 | free_irq(mix->headphone_irq, chip); |
1340 | if (mix->lineout_irq >= 0) |
1341 | free_irq(mix->lineout_irq, chip); |
1342 | tumbler_gpio_free(&mix->audio_reset); |
1343 | tumbler_gpio_free(&mix->amp_mute); |
1344 | tumbler_gpio_free(&mix->hp_mute); |
1345 | tumbler_gpio_free(&mix->hp_detect); |
1346 | snd_pmac_keywest_cleanup(&mix->i2c); |
1347 | kfree(mix); |
1348 | chip->mixer_data = NULL; |
1349 | } |
1350 | |
1351 | /* exported */ |
1352 | int __devinit snd_pmac_tumbler_init(struct snd_pmac *chip) |
1353 | { |
1354 | int i, err; |
1355 | struct pmac_tumbler *mix; |
1356 | const u32 *paddr; |
1357 | struct device_node *tas_node, *np; |
1358 | char *chipname; |
1359 | |
1360 | request_module("i2c-powermac"); |
1361 | |
1362 | mix = kzalloc(sizeof(*mix), GFP_KERNEL); |
1363 | if (! mix) |
1364 | return -ENOMEM; |
1365 | mix->headphone_irq = -1; |
1366 | |
1367 | chip->mixer_data = mix; |
1368 | chip->mixer_free = tumbler_cleanup; |
1369 | mix->anded_reset = 0; |
1370 | mix->reset_on_sleep = 1; |
1371 | |
1372 | for (np = chip->node->child; np; np = np->sibling) { |
1373 | if (!strcmp(np->name, "sound")) { |
1374 | if (of_get_property(np, "has-anded-reset", NULL)) |
1375 | mix->anded_reset = 1; |
1376 | if (of_get_property(np, "layout-id", NULL)) |
1377 | mix->reset_on_sleep = 0; |
1378 | break; |
1379 | } |
1380 | } |
1381 | if ((err = tumbler_init(chip)) < 0) |
1382 | return err; |
1383 | |
1384 | /* set up TAS */ |
1385 | tas_node = of_find_node_by_name(NULL, "deq"); |
1386 | if (tas_node == NULL) |
1387 | tas_node = of_find_node_by_name(NULL, "codec"); |
1388 | if (tas_node == NULL) |
1389 | return -ENODEV; |
1390 | |
1391 | paddr = of_get_property(tas_node, "i2c-address", NULL); |
1392 | if (paddr == NULL) |
1393 | paddr = of_get_property(tas_node, "reg", NULL); |
1394 | if (paddr) |
1395 | mix->i2c.addr = (*paddr) >> 1; |
1396 | else |
1397 | mix->i2c.addr = TAS_I2C_ADDR; |
1398 | of_node_put(tas_node); |
1399 | |
1400 | DBG("(I) TAS i2c address is: %x\n", mix->i2c.addr); |
1401 | |
1402 | if (chip->model == PMAC_TUMBLER) { |
1403 | mix->i2c.init_client = tumbler_init_client; |
1404 | mix->i2c.name = "TAS3001c"; |
1405 | chipname = "Tumbler"; |
1406 | } else { |
1407 | mix->i2c.init_client = snapper_init_client; |
1408 | mix->i2c.name = "TAS3004"; |
1409 | chipname = "Snapper"; |
1410 | } |
1411 | |
1412 | if ((err = snd_pmac_keywest_init(&mix->i2c)) < 0) |
1413 | return err; |
1414 | |
1415 | /* |
1416 | * build mixers |
1417 | */ |
1418 | sprintf(chip->card->mixername, "PowerMac %s", chipname); |
1419 | |
1420 | if (chip->model == PMAC_TUMBLER) { |
1421 | for (i = 0; i < ARRAY_SIZE(tumbler_mixers); i++) { |
1422 | if ((err = snd_ctl_add(chip->card, snd_ctl_new1(&tumbler_mixers[i], chip))) < 0) |
1423 | return err; |
1424 | } |
1425 | } else { |
1426 | for (i = 0; i < ARRAY_SIZE(snapper_mixers); i++) { |
1427 | if ((err = snd_ctl_add(chip->card, snd_ctl_new1(&snapper_mixers[i], chip))) < 0) |
1428 | return err; |
1429 | } |
1430 | } |
1431 | chip->master_sw_ctl = snd_ctl_new1(&tumbler_hp_sw, chip); |
1432 | if ((err = snd_ctl_add(chip->card, chip->master_sw_ctl)) < 0) |
1433 | return err; |
1434 | chip->speaker_sw_ctl = snd_ctl_new1(&tumbler_speaker_sw, chip); |
1435 | if ((err = snd_ctl_add(chip->card, chip->speaker_sw_ctl)) < 0) |
1436 | return err; |
1437 | if (mix->line_mute.addr != 0) { |
1438 | chip->lineout_sw_ctl = snd_ctl_new1(&tumbler_lineout_sw, chip); |
1439 | if ((err = snd_ctl_add(chip->card, chip->lineout_sw_ctl)) < 0) |
1440 | return err; |
1441 | } |
1442 | chip->drc_sw_ctl = snd_ctl_new1(&tumbler_drc_sw, chip); |
1443 | if ((err = snd_ctl_add(chip->card, chip->drc_sw_ctl)) < 0) |
1444 | return err; |
1445 | |
1446 | /* set initial DRC range to 60% */ |
1447 | if (chip->model == PMAC_TUMBLER) |
1448 | mix->drc_range = (TAS3001_DRC_MAX * 6) / 10; |
1449 | else |
1450 | mix->drc_range = (TAS3004_DRC_MAX * 6) / 10; |
1451 | mix->drc_enable = 1; /* will be changed later if AUTO_DRC is set */ |
1452 | if (chip->model == PMAC_TUMBLER) |
1453 | tumbler_set_drc(mix); |
1454 | else |
1455 | snapper_set_drc(mix); |
1456 | |
1457 | #ifdef CONFIG_PM |
1458 | chip->suspend = tumbler_suspend; |
1459 | chip->resume = tumbler_resume; |
1460 | #endif |
1461 | |
1462 | INIT_WORK(&device_change, device_change_handler); |
1463 | device_change_chip = chip; |
1464 | |
1465 | #ifdef PMAC_SUPPORT_AUTOMUTE |
1466 | if ((mix->headphone_irq >=0 || mix->lineout_irq >= 0) |
1467 | && (err = snd_pmac_add_automute(chip)) < 0) |
1468 | return err; |
1469 | chip->detect_headphone = tumbler_detect_headphone; |
1470 | chip->update_automute = tumbler_update_automute; |
1471 | tumbler_update_automute(chip, 0); /* update the status only */ |
1472 | |
1473 | /* activate headphone status interrupts */ |
1474 | if (mix->headphone_irq >= 0) { |
1475 | unsigned char val; |
1476 | if ((err = request_irq(mix->headphone_irq, headphone_intr, 0, |
1477 | "Sound Headphone Detection", chip)) < 0) |
1478 | return 0; |
1479 | /* activate headphone status interrupts */ |
1480 | val = do_gpio_read(&mix->hp_detect); |
1481 | do_gpio_write(&mix->hp_detect, val | 0x80); |
1482 | } |
1483 | if (mix->lineout_irq >= 0) { |
1484 | unsigned char val; |
1485 | if ((err = request_irq(mix->lineout_irq, headphone_intr, 0, |
1486 | "Sound Lineout Detection", chip)) < 0) |
1487 | return 0; |
1488 | /* activate headphone status interrupts */ |
1489 | val = do_gpio_read(&mix->line_detect); |
1490 | do_gpio_write(&mix->line_detect, val | 0x80); |
1491 | } |
1492 | #endif |
1493 | |
1494 | return 0; |
1495 | } |
1496 |
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