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