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frontswap: support exclusive gets if tmem backend is capable
[linux-2.6.git] / sound / pci / lola / lola_mixer.c
blob6b8d64812951a1c15626ef9ed37c731ee9dad502
1 /*
2 * Support for Digigram Lola PCI-e boards
3 *
4 * Copyright (c) 2011 Takashi Iwai <tiwai@suse.de>
5 *
6 * This program is free software; you can redistribute it and/or modify it
7 * under the terms of the GNU General Public License as published by the Free
8 * Software Foundation; either version 2 of the License, or (at your option)
9 * any later version.
10 *
11 * This program is distributed in the hope that it will be useful, but WITHOUT
12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
13 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
14 * more details.
15 *
16 * You should have received a copy of the GNU General Public License along with
17 * this program; if not, write to the Free Software Foundation, Inc., 59
18 * Temple Place - Suite 330, Boston, MA 02111-1307, USA.
19 */
20
21 #include <linux/kernel.h>
22 #include <linux/init.h>
23 #include <linux/vmalloc.h>
24 #include <linux/io.h>
25 #include <sound/core.h>
26 #include <sound/control.h>
27 #include <sound/pcm.h>
28 #include <sound/tlv.h>
29 #include "lola.h"
30
31 static int __devinit lola_init_pin(struct lola *chip, struct lola_pin *pin,
32 int dir, int nid)
33 {
34 unsigned int val;
35 int err;
36
37 pin->nid = nid;
38 err = lola_read_param(chip, nid, LOLA_PAR_AUDIO_WIDGET_CAP, &val);
39 if (err < 0) {
40 printk(KERN_ERR SFX "Can't read wcaps for 0x%x\n", nid);
41 return err;
42 }
43 val &= 0x00f00fff; /* test TYPE and bits 0..11 */
44 if (val == 0x00400200) /* Type = 4, Digital = 1 */
45 pin->is_analog = false;
46 else if (val == 0x0040000a && dir == CAPT) /* Dig=0, InAmp/ovrd */
47 pin->is_analog = true;
48 else if (val == 0x0040000c && dir == PLAY) /* Dig=0, OutAmp/ovrd */
49 pin->is_analog = true;
50 else {
51 printk(KERN_ERR SFX "Invalid wcaps 0x%x for 0x%x\n", val, nid);
52 return -EINVAL;
53 }
54
55 /* analog parameters only following, so continue in case of Digital pin
56 */
57 if (!pin->is_analog)
58 return 0;
59
60 if (dir == PLAY)
61 err = lola_read_param(chip, nid, LOLA_PAR_AMP_OUT_CAP, &val);
62 else
63 err = lola_read_param(chip, nid, LOLA_PAR_AMP_IN_CAP, &val);
64 if (err < 0) {
65 printk(KERN_ERR SFX "Can't read AMP-caps for 0x%x\n", nid);
66 return err;
67 }
68
69 pin->amp_mute = LOLA_AMP_MUTE_CAPABLE(val);
70 pin->amp_step_size = LOLA_AMP_STEP_SIZE(val);
71 pin->amp_num_steps = LOLA_AMP_NUM_STEPS(val);
72 if (pin->amp_num_steps) {
73 /* zero as mute state */
74 pin->amp_num_steps++;
75 pin->amp_step_size++;
76 }
77 pin->amp_offset = LOLA_AMP_OFFSET(val);
78
79 err = lola_codec_read(chip, nid, LOLA_VERB_GET_MAX_LEVEL, 0, 0, &val,
80 NULL);
81 if (err < 0) {
82 printk(KERN_ERR SFX "Can't get MAX_LEVEL 0x%x\n", nid);
83 return err;
84 }
85 pin->max_level = val & 0x3ff; /* 10 bits */
86
87 pin->config_default_reg = 0;
88 pin->fixed_gain_list_len = 0;
89 pin->cur_gain_step = 0;
90
91 return 0;
92 }
93
94 int __devinit lola_init_pins(struct lola *chip, int dir, int *nidp)
95 {
96 int i, err, nid;
97 nid = *nidp;
98 for (i = 0; i < chip->pin[dir].num_pins; i++, nid++) {
99 err = lola_init_pin(chip, &chip->pin[dir].pins[i], dir, nid);
100 if (err < 0)
101 return err;
102 if (chip->pin[dir].pins[i].is_analog)
103 chip->pin[dir].num_analog_pins++;
104 }
105 *nidp = nid;
106 return 0;
107 }
108
109 void lola_free_mixer(struct lola *chip)
110 {
111 if (chip->mixer.array_saved)
112 vfree(chip->mixer.array_saved);
113 }
114
115 int __devinit lola_init_mixer_widget(struct lola *chip, int nid)
116 {
117 unsigned int val;
118 int err;
119
120 err = lola_read_param(chip, nid, LOLA_PAR_AUDIO_WIDGET_CAP, &val);
121 if (err < 0) {
122 printk(KERN_ERR SFX "Can't read wcaps for 0x%x\n", nid);
123 return err;
124 }
125
126 if ((val & 0xfff00000) != 0x02f00000) { /* test SubType and Type */
127 snd_printdd("No valid mixer widget\n");
128 return 0;
129 }
130
131 chip->mixer.nid = nid;
132 chip->mixer.caps = val;
133 chip->mixer.array = (struct lola_mixer_array __iomem *)
134 (chip->bar[BAR1].remap_addr + LOLA_BAR1_SOURCE_GAIN_ENABLE);
135
136 /* reserve memory to copy mixer data for sleep mode transitions */
137 chip->mixer.array_saved = vmalloc(sizeof(struct lola_mixer_array));
138
139 /* mixer matrix sources are physical input data and play streams */
140 chip->mixer.src_stream_outs = chip->pcm[PLAY].num_streams;
141 chip->mixer.src_phys_ins = chip->pin[CAPT].num_pins;
142
143 /* mixer matrix destinations are record streams and physical output */
144 chip->mixer.dest_stream_ins = chip->pcm[CAPT].num_streams;
145 chip->mixer.dest_phys_outs = chip->pin[PLAY].num_pins;
146
147 /* mixer matrix may have unused areas between PhysIn and
148 * Play or Record and PhysOut zones
149 */
150 chip->mixer.src_stream_out_ofs = chip->mixer.src_phys_ins +
151 LOLA_MIXER_SRC_INPUT_PLAY_SEPARATION(val);
152 chip->mixer.dest_phys_out_ofs = chip->mixer.dest_stream_ins +
153 LOLA_MIXER_DEST_REC_OUTPUT_SEPARATION(val);
154
155 /* example : MixerMatrix of LoLa881 (LoLa16161 uses unused zones)
156 * +-+ 0-------8------16-------8------16
157 * | | | | | | |
158 * |s| | INPUT | | INPUT | |
159 * | |->| -> |unused | -> |unused |
160 * |r| |CAPTURE| | OUTPUT| |
161 * | | | MIX | | MIX | |
162 * |c| 8--------------------------------
163 * | | | | | | |
164 * | | | | | | |
165 * |g| |unused |unused |unused |unused |
166 * | | | | | | |
167 * |a| | | | | |
168 * | | 16-------------------------------
169 * |i| | | | | |
170 * | | | PLAYBK| | PLAYBK| |
171 * |n|->| -> |unused | -> |unused |
172 * | | |CAPTURE| | OUTPUT| |
173 * | | | MIX | | MIX | |
174 * |a| 8--------------------------------
175 * |r| | | | | |
176 * |r| | | | | |
177 * |a| |unused |unused |unused |unused |
178 * |y| | | | | |
179 * | | | | | | |
180 * +++ 16--|---------------|------------
181 * +---V---------------V-----------+
182 * | dest_mix_gain_enable array |
183 * +-------------------------------+
184 */
185 /* example : MixerMatrix of LoLa280
186 * +-+ 0-------8-2
187 * | | | | |
188 * |s| | INPUT | | INPUT
189 * |r|->| -> | | ->
190 * |c| |CAPTURE| | <- OUTPUT
191 * | | | MIX | | MIX
192 * |g| 8----------
193 * |a| | | |
194 * |i| | PLAYBK| | PLAYBACK
195 * |n|->| -> | | ->
196 * | | |CAPTURE| | <- OUTPUT
197 * |a| | MIX | | MIX
198 * |r| 8---|----|-
199 * |r| +---V----V-------------------+
200 * |a| | dest_mix_gain_enable array |
201 * |y| +----------------------------+
202 */
203 if (chip->mixer.src_stream_out_ofs > MAX_AUDIO_INOUT_COUNT ||
204 chip->mixer.dest_phys_out_ofs > MAX_STREAM_IN_COUNT) {
205 printk(KERN_ERR SFX "Invalid mixer widget size\n");
206 return -EINVAL;
207 }
208
209 chip->mixer.src_mask = ((1U << chip->mixer.src_phys_ins) - 1) |
210 (((1U << chip->mixer.src_stream_outs) - 1)
211 << chip->mixer.src_stream_out_ofs);
212 chip->mixer.dest_mask = ((1U << chip->mixer.dest_stream_ins) - 1) |
213 (((1U << chip->mixer.dest_phys_outs) - 1)
214 << chip->mixer.dest_phys_out_ofs);
215
216 snd_printdd("Mixer src_mask=%x, dest_mask=%x\n",
217 chip->mixer.src_mask, chip->mixer.dest_mask);
218
219 return 0;
220 }
221
222 static int lola_mixer_set_src_gain(struct lola *chip, unsigned int id,
223 unsigned short gain, bool on)
224 {
225 unsigned int oldval, val;
226
227 if (!(chip->mixer.src_mask & (1 << id)))
228 return -EINVAL;
229 oldval = val = readl(&chip->mixer.array->src_gain_enable);
230 if (on)
231 val |= (1 << id);
232 else
233 val &= ~(1 << id);
234 /* test if values unchanged */
235 if ((val == oldval) &&
236 (gain == readw(&chip->mixer.array->src_gain[id])))
237 return 0;
238
239 snd_printdd("lola_mixer_set_src_gain (id=%d, gain=%d) enable=%x\n",
240 id, gain, val);
241 writew(gain, &chip->mixer.array->src_gain[id]);
242 writel(val, &chip->mixer.array->src_gain_enable);
243 lola_codec_flush(chip);
244 /* inform micro-controller about the new source gain */
245 return lola_codec_write(chip, chip->mixer.nid,
246 LOLA_VERB_SET_SOURCE_GAIN, id, 0);
247 }
248
249 #if 0 /* not used */
250 static int lola_mixer_set_src_gains(struct lola *chip, unsigned int mask,
251 unsigned short *gains)
252 {
253 int i;
254
255 if ((chip->mixer.src_mask & mask) != mask)
256 return -EINVAL;
257 for (i = 0; i < LOLA_MIXER_DIM; i++) {
258 if (mask & (1 << i)) {
259 writew(*gains, &chip->mixer.array->src_gain[i]);
260 gains++;
261 }
262 }
263 writel(mask, &chip->mixer.array->src_gain_enable);
264 lola_codec_flush(chip);
265 if (chip->mixer.caps & LOLA_PEAK_METER_CAN_AGC_MASK) {
266 /* update for all srcs at once */
267 return lola_codec_write(chip, chip->mixer.nid,
268 LOLA_VERB_SET_SOURCE_GAIN, 0x80, 0);
269 }
270 /* update manually */
271 for (i = 0; i < LOLA_MIXER_DIM; i++) {
272 if (mask & (1 << i)) {
273 lola_codec_write(chip, chip->mixer.nid,
274 LOLA_VERB_SET_SOURCE_GAIN, i, 0);
275 }
276 }
277 return 0;
278 }
279 #endif /* not used */
280
281 static int lola_mixer_set_mapping_gain(struct lola *chip,
282 unsigned int src, unsigned int dest,
283 unsigned short gain, bool on)
284 {
285 unsigned int val;
286
287 if (!(chip->mixer.src_mask & (1 << src)) ||
288 !(chip->mixer.dest_mask & (1 << dest)))
289 return -EINVAL;
290 if (on)
291 writew(gain, &chip->mixer.array->dest_mix_gain[dest][src]);
292 val = readl(&chip->mixer.array->dest_mix_gain_enable[dest]);
293 if (on)
294 val |= (1 << src);
295 else
296 val &= ~(1 << src);
297 writel(val, &chip->mixer.array->dest_mix_gain_enable[dest]);
298 lola_codec_flush(chip);
299 return lola_codec_write(chip, chip->mixer.nid, LOLA_VERB_SET_MIX_GAIN,
300 src, dest);
301 }
302
303 #if 0 /* not used */
304 static int lola_mixer_set_dest_gains(struct lola *chip, unsigned int id,
305 unsigned int mask, unsigned short *gains)
306 {
307 int i;
308
309 if (!(chip->mixer.dest_mask & (1 << id)) ||
310 (chip->mixer.src_mask & mask) != mask)
311 return -EINVAL;
312 for (i = 0; i < LOLA_MIXER_DIM; i++) {
313 if (mask & (1 << i)) {
314 writew(*gains, &chip->mixer.array->dest_mix_gain[id][i]);
315 gains++;
316 }
317 }
318 writel(mask, &chip->mixer.array->dest_mix_gain_enable[id]);
319 lola_codec_flush(chip);
320 /* update for all dests at once */
321 return lola_codec_write(chip, chip->mixer.nid,
322 LOLA_VERB_SET_DESTINATION_GAIN, id, 0);
323 }
324 #endif /* not used */
325
326 /*
327 */
328
329 static int set_analog_volume(struct lola *chip, int dir,
330 unsigned int idx, unsigned int val,
331 bool external_call);
332
333 int lola_setup_all_analog_gains(struct lola *chip, int dir, bool mute)
334 {
335 struct lola_pin *pin;
336 int idx, max_idx;
337
338 pin = chip->pin[dir].pins;
339 max_idx = chip->pin[dir].num_pins;
340 for (idx = 0; idx < max_idx; idx++) {
341 if (pin[idx].is_analog) {
342 unsigned int val = mute ? 0 : pin[idx].cur_gain_step;
343 /* set volume and do not save the value */
344 set_analog_volume(chip, dir, idx, val, false);
345 }
346 }
347 return lola_codec_flush(chip);
348 }
349
350 void lola_save_mixer(struct lola *chip)
351 {
352 /* mute analog output */
353 if (chip->mixer.array_saved) {
354 /* store contents of mixer array */
355 memcpy_fromio(chip->mixer.array_saved, chip->mixer.array,
356 sizeof(*chip->mixer.array));
357 }
358 lola_setup_all_analog_gains(chip, PLAY, true); /* output mute */
359 }
360
361 void lola_restore_mixer(struct lola *chip)
362 {
363 int i;
364
365 /*lola_reset_setups(chip);*/
366 if (chip->mixer.array_saved) {
367 /* restore contents of mixer array */
368 memcpy_toio(chip->mixer.array, chip->mixer.array_saved,
369 sizeof(*chip->mixer.array));
370 /* inform micro-controller about all restored values
371 * and ignore return values
372 */
373 for (i = 0; i < chip->mixer.src_phys_ins; i++)
374 lola_codec_write(chip, chip->mixer.nid,
375 LOLA_VERB_SET_SOURCE_GAIN,
376 i, 0);
377 for (i = 0; i < chip->mixer.src_stream_outs; i++)
378 lola_codec_write(chip, chip->mixer.nid,
379 LOLA_VERB_SET_SOURCE_GAIN,
380 chip->mixer.src_stream_out_ofs + i, 0);
381 for (i = 0; i < chip->mixer.dest_stream_ins; i++)
382 lola_codec_write(chip, chip->mixer.nid,
383 LOLA_VERB_SET_DESTINATION_GAIN,
384 i, 0);
385 for (i = 0; i < chip->mixer.dest_phys_outs; i++)
386 lola_codec_write(chip, chip->mixer.nid,
387 LOLA_VERB_SET_DESTINATION_GAIN,
388 chip->mixer.dest_phys_out_ofs + i, 0);
389 lola_codec_flush(chip);
390 }
391 }
392
393 /*
394 */
395
396 static int set_analog_volume(struct lola *chip, int dir,
397 unsigned int idx, unsigned int val,
398 bool external_call)
399 {
400 struct lola_pin *pin;
401 int err;
402
403 if (idx >= chip->pin[dir].num_pins)
404 return -EINVAL;
405 pin = &chip->pin[dir].pins[idx];
406 if (!pin->is_analog || pin->amp_num_steps <= val)
407 return -EINVAL;
408 if (external_call && pin->cur_gain_step == val)
409 return 0;
410 if (external_call)
411 lola_codec_flush(chip);
412 snd_printdd("set_analog_volume (dir=%d idx=%d, volume=%d)\n",
413 dir, idx, val);
414 err = lola_codec_write(chip, pin->nid,
415 LOLA_VERB_SET_AMP_GAIN_MUTE, val, 0);
416 if (err < 0)
417 return err;
418 if (external_call)
419 pin->cur_gain_step = val;
420 return 0;
421 }
422
423 int lola_set_src_config(struct lola *chip, unsigned int src_mask, bool update)
424 {
425 int ret = 0;
426 int success = 0;
427 int n, err;
428
429 /* SRC can be activated and the dwInputSRCMask is valid? */
430 if ((chip->input_src_caps_mask & src_mask) != src_mask)
431 return -EINVAL;
432 /* handle all even Inputs - SRC is a stereo setting !!! */
433 for (n = 0; n < chip->pin[CAPT].num_pins; n += 2) {
434 unsigned int mask = 3U << n; /* handle the stereo case */
435 unsigned int new_src, src_state;
436 if (!(chip->input_src_caps_mask & mask))
437 continue;
438 /* if one IO needs SRC, both stereo IO will get SRC */
439 new_src = (src_mask & mask) != 0;
440 if (update) {
441 src_state = (chip->input_src_mask & mask) != 0;
442 if (src_state == new_src)
443 continue; /* nothing to change for this IO */
444 }
445 err = lola_codec_write(chip, chip->pcm[CAPT].streams[n].nid,
446 LOLA_VERB_SET_SRC, new_src, 0);
447 if (!err)
448 success++;
449 else
450 ret = err;
451 }
452 if (success)
453 ret = lola_codec_flush(chip);
454 if (!ret)
455 chip->input_src_mask = src_mask;
456 return ret;
457 }
458
459 /*
460 */
461 static int init_mixer_values(struct lola *chip)
462 {
463 int i;
464
465 /* all sample rate converters on */
466 lola_set_src_config(chip, (1 << chip->pin[CAPT].num_pins) - 1, false);
467
468 /* clear all mixer matrix settings */
469 memset_io(chip->mixer.array, 0, sizeof(*chip->mixer.array));
470 /* inform firmware about all updated matrix columns - capture part */
471 for (i = 0; i < chip->mixer.dest_stream_ins; i++)
472 lola_codec_write(chip, chip->mixer.nid,
473 LOLA_VERB_SET_DESTINATION_GAIN,
474 i, 0);
475 /* inform firmware about all updated matrix columns - output part */
476 for (i = 0; i < chip->mixer.dest_phys_outs; i++)
477 lola_codec_write(chip, chip->mixer.nid,
478 LOLA_VERB_SET_DESTINATION_GAIN,
479 chip->mixer.dest_phys_out_ofs + i, 0);
480
481 /* set all digital input source (master) gains to 0dB */
482 for (i = 0; i < chip->mixer.src_phys_ins; i++)
483 lola_mixer_set_src_gain(chip, i, 336, true); /* 0dB */
484
485 /* set all digital playback source (master) gains to 0dB */
486 for (i = 0; i < chip->mixer.src_stream_outs; i++)
487 lola_mixer_set_src_gain(chip,
488 i + chip->mixer.src_stream_out_ofs,
489 336, true); /* 0dB */
490 /* set gain value 0dB diagonally in matrix - part INPUT -> CAPTURE */
491 for (i = 0; i < chip->mixer.dest_stream_ins; i++) {
492 int src = i % chip->mixer.src_phys_ins;
493 lola_mixer_set_mapping_gain(chip, src, i, 336, true);
494 }
495 /* set gain value 0dB diagonally in matrix , part PLAYBACK -> OUTPUT
496 * (LoLa280 : playback channel 0,2,4,6 linked to output channel 0)
497 * (LoLa280 : playback channel 1,3,5,7 linked to output channel 1)
498 */
499 for (i = 0; i < chip->mixer.src_stream_outs; i++) {
500 int src = chip->mixer.src_stream_out_ofs + i;
501 int dst = chip->mixer.dest_phys_out_ofs +
502 i % chip->mixer.dest_phys_outs;
503 lola_mixer_set_mapping_gain(chip, src, dst, 336, true);
504 }
505 return 0;
506 }
507
508 /*
509 * analog mixer control element
510 */
511 static int lola_analog_vol_info(struct snd_kcontrol *kcontrol,
512 struct snd_ctl_elem_info *uinfo)
513 {
514 struct lola *chip = snd_kcontrol_chip(kcontrol);
515 int dir = kcontrol->private_value;
516
517 uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
518 uinfo->count = chip->pin[dir].num_pins;
519 uinfo->value.integer.min = 0;
520 uinfo->value.integer.max = chip->pin[dir].pins[0].amp_num_steps;
521 return 0;
522 }
523
524 static int lola_analog_vol_get(struct snd_kcontrol *kcontrol,
525 struct snd_ctl_elem_value *ucontrol)
526 {
527 struct lola *chip = snd_kcontrol_chip(kcontrol);
528 int dir = kcontrol->private_value;
529 int i;
530
531 for (i = 0; i < chip->pin[dir].num_pins; i++)
532 ucontrol->value.integer.value[i] =
533 chip->pin[dir].pins[i].cur_gain_step;
534 return 0;
535 }
536
537 static int lola_analog_vol_put(struct snd_kcontrol *kcontrol,
538 struct snd_ctl_elem_value *ucontrol)
539 {
540 struct lola *chip = snd_kcontrol_chip(kcontrol);
541 int dir = kcontrol->private_value;
542 int i, err;
543
544 for (i = 0; i < chip->pin[dir].num_pins; i++) {
545 err = set_analog_volume(chip, dir, i,
546 ucontrol->value.integer.value[i],
547 true);
548 if (err < 0)
549 return err;
550 }
551 return 0;
552 }
553
554 static int lola_analog_vol_tlv(struct snd_kcontrol *kcontrol, int op_flag,
555 unsigned int size, unsigned int __user *tlv)
556 {
557 struct lola *chip = snd_kcontrol_chip(kcontrol);
558 int dir = kcontrol->private_value;
559 unsigned int val1, val2;
560 struct lola_pin *pin;
561
562 if (size < 4 * sizeof(unsigned int))
563 return -ENOMEM;
564 pin = &chip->pin[dir].pins[0];
565
566 val2 = pin->amp_step_size * 25;
567 val1 = -1 * (int)pin->amp_offset * (int)val2;
568 #ifdef TLV_DB_SCALE_MUTE
569 val2 |= TLV_DB_SCALE_MUTE;
570 #endif
571 if (put_user(SNDRV_CTL_TLVT_DB_SCALE, tlv))
572 return -EFAULT;
573 if (put_user(2 * sizeof(unsigned int), tlv + 1))
574 return -EFAULT;
575 if (put_user(val1, tlv + 2))
576 return -EFAULT;
577 if (put_user(val2, tlv + 3))
578 return -EFAULT;
579 return 0;
580 }
581
582 static struct snd_kcontrol_new lola_analog_mixer __devinitdata = {
583 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
584 .access = (SNDRV_CTL_ELEM_ACCESS_READWRITE |
585 SNDRV_CTL_ELEM_ACCESS_TLV_READ |
586 SNDRV_CTL_ELEM_ACCESS_TLV_CALLBACK),
587 .info = lola_analog_vol_info,
588 .get = lola_analog_vol_get,
589 .put = lola_analog_vol_put,
590 .tlv.c = lola_analog_vol_tlv,
591 };
592
593 static int __devinit create_analog_mixer(struct lola *chip, int dir, char *name)
594 {
595 if (!chip->pin[dir].num_pins)
596 return 0;
597 /* no analog volumes on digital only adapters */
598 if (chip->pin[dir].num_pins != chip->pin[dir].num_analog_pins)
599 return 0;
600 lola_analog_mixer.name = name;
601 lola_analog_mixer.private_value = dir;
602 return snd_ctl_add(chip->card,
603 snd_ctl_new1(&lola_analog_mixer, chip));
604 }
605
606 /*
607 * Hardware sample rate converter on digital input
608 */
609 static int lola_input_src_info(struct snd_kcontrol *kcontrol,
610 struct snd_ctl_elem_info *uinfo)
611 {
612 struct lola *chip = snd_kcontrol_chip(kcontrol);
613
614 uinfo->type = SNDRV_CTL_ELEM_TYPE_BOOLEAN;
615 uinfo->count = chip->pin[CAPT].num_pins;
616 uinfo->value.integer.min = 0;
617 uinfo->value.integer.max = 1;
618 return 0;
619 }
620
621 static int lola_input_src_get(struct snd_kcontrol *kcontrol,
622 struct snd_ctl_elem_value *ucontrol)
623 {
624 struct lola *chip = snd_kcontrol_chip(kcontrol);
625 int i;
626
627 for (i = 0; i < chip->pin[CAPT].num_pins; i++)
628 ucontrol->value.integer.value[i] =
629 !!(chip->input_src_mask & (1 << i));
630 return 0;
631 }
632
633 static int lola_input_src_put(struct snd_kcontrol *kcontrol,
634 struct snd_ctl_elem_value *ucontrol)
635 {
636 struct lola *chip = snd_kcontrol_chip(kcontrol);
637 int i;
638 unsigned int mask;
639
640 mask = 0;
641 for (i = 0; i < chip->pin[CAPT].num_pins; i++)
642 if (ucontrol->value.integer.value[i])
643 mask |= 1 << i;
644 return lola_set_src_config(chip, mask, true);
645 }
646
647 static struct snd_kcontrol_new lola_input_src_mixer __devinitdata = {
648 .name = "Digital SRC Capture Switch",
649 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
650 .info = lola_input_src_info,
651 .get = lola_input_src_get,
652 .put = lola_input_src_put,
653 };
654
655 /*
656 * Lola16161 or Lola881 can have Hardware sample rate converters
657 * on its digital input pins
658 */
659 static int __devinit create_input_src_mixer(struct lola *chip)
660 {
661 if (!chip->input_src_caps_mask)
662 return 0;
663
664 return snd_ctl_add(chip->card,
665 snd_ctl_new1(&lola_input_src_mixer, chip));
666 }
667
668 /*
669 * src gain mixer
670 */
671 static int lola_src_gain_info(struct snd_kcontrol *kcontrol,
672 struct snd_ctl_elem_info *uinfo)
673 {
674 unsigned int count = (kcontrol->private_value >> 8) & 0xff;
675
676 uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
677 uinfo->count = count;
678 uinfo->value.integer.min = 0;
679 uinfo->value.integer.max = 409;
680 return 0;
681 }
682
683 static int lola_src_gain_get(struct snd_kcontrol *kcontrol,
684 struct snd_ctl_elem_value *ucontrol)
685 {
686 struct lola *chip = snd_kcontrol_chip(kcontrol);
687 unsigned int ofs = kcontrol->private_value & 0xff;
688 unsigned int count = (kcontrol->private_value >> 8) & 0xff;
689 unsigned int mask, i;
690
691 mask = readl(&chip->mixer.array->src_gain_enable);
692 for (i = 0; i < count; i++) {
693 unsigned int idx = ofs + i;
694 unsigned short val;
695 if (!(chip->mixer.src_mask & (1 << idx)))
696 return -EINVAL;
697 if (mask & (1 << idx))
698 val = readw(&chip->mixer.array->src_gain[idx]) + 1;
699 else
700 val = 0;
701 ucontrol->value.integer.value[i] = val;
702 }
703 return 0;
704 }
705
706 static int lola_src_gain_put(struct snd_kcontrol *kcontrol,
707 struct snd_ctl_elem_value *ucontrol)
708 {
709 struct lola *chip = snd_kcontrol_chip(kcontrol);
710 unsigned int ofs = kcontrol->private_value & 0xff;
711 unsigned int count = (kcontrol->private_value >> 8) & 0xff;
712 int i, err;
713
714 for (i = 0; i < count; i++) {
715 unsigned int idx = ofs + i;
716 unsigned short val = ucontrol->value.integer.value[i];
717 if (val)
718 val--;
719 err = lola_mixer_set_src_gain(chip, idx, val, !!val);
720 if (err < 0)
721 return err;
722 }
723 return 0;
724 }
725
726 /* raw value: 0 = -84dB, 336 = 0dB, 408=18dB, incremented 1 for mute */
727 static const DECLARE_TLV_DB_SCALE(lola_src_gain_tlv, -8425, 25, 1);
728
729 static struct snd_kcontrol_new lola_src_gain_mixer __devinitdata = {
730 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
731 .access = (SNDRV_CTL_ELEM_ACCESS_READWRITE |
732 SNDRV_CTL_ELEM_ACCESS_TLV_READ),
733 .info = lola_src_gain_info,
734 .get = lola_src_gain_get,
735 .put = lola_src_gain_put,
736 .tlv.p = lola_src_gain_tlv,
737 };
738
739 static int __devinit create_src_gain_mixer(struct lola *chip,
740 int num, int ofs, char *name)
741 {
742 lola_src_gain_mixer.name = name;
743 lola_src_gain_mixer.private_value = ofs + (num << 8);
744 return snd_ctl_add(chip->card,
745 snd_ctl_new1(&lola_src_gain_mixer, chip));
746 }
747
748 #if 0 /* not used */
749 /*
750 * destination gain (matrix-like) mixer
751 */
752 static int lola_dest_gain_info(struct snd_kcontrol *kcontrol,
753 struct snd_ctl_elem_info *uinfo)
754 {
755 unsigned int src_num = (kcontrol->private_value >> 8) & 0xff;
756
757 uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
758 uinfo->count = src_num;
759 uinfo->value.integer.min = 0;
760 uinfo->value.integer.max = 433;
761 return 0;
762 }
763
764 static int lola_dest_gain_get(struct snd_kcontrol *kcontrol,
765 struct snd_ctl_elem_value *ucontrol)
766 {
767 struct lola *chip = snd_kcontrol_chip(kcontrol);
768 unsigned int src_ofs = kcontrol->private_value & 0xff;
769 unsigned int src_num = (kcontrol->private_value >> 8) & 0xff;
770 unsigned int dst_ofs = (kcontrol->private_value >> 16) & 0xff;
771 unsigned int dst, mask, i;
772
773 dst = snd_ctl_get_ioffidx(kcontrol, &ucontrol->id) + dst_ofs;
774 mask = readl(&chip->mixer.array->dest_mix_gain_enable[dst]);
775 for (i = 0; i < src_num; i++) {
776 unsigned int src = src_ofs + i;
777 unsigned short val;
778 if (!(chip->mixer.src_mask & (1 << src)))
779 return -EINVAL;
780 if (mask & (1 << dst))
781 val = readw(&chip->mixer.array->dest_mix_gain[dst][src]) + 1;
782 else
783 val = 0;
784 ucontrol->value.integer.value[i] = val;
785 }
786 return 0;
787 }
788
789 static int lola_dest_gain_put(struct snd_kcontrol *kcontrol,
790 struct snd_ctl_elem_value *ucontrol)
791 {
792 struct lola *chip = snd_kcontrol_chip(kcontrol);
793 unsigned int src_ofs = kcontrol->private_value & 0xff;
794 unsigned int src_num = (kcontrol->private_value >> 8) & 0xff;
795 unsigned int dst_ofs = (kcontrol->private_value >> 16) & 0xff;
796 unsigned int dst, mask;
797 unsigned short gains[MAX_STREAM_COUNT];
798 int i, num;
799
800 mask = 0;
801 num = 0;
802 for (i = 0; i < src_num; i++) {
803 unsigned short val = ucontrol->value.integer.value[i];
804 if (val) {
805 gains[num++] = val - 1;
806 mask |= 1 << i;
807 }
808 }
809 mask <<= src_ofs;
810 dst = snd_ctl_get_ioffidx(kcontrol, &ucontrol->id) + dst_ofs;
811 return lola_mixer_set_dest_gains(chip, dst, mask, gains);
812 }
813
814 static const DECLARE_TLV_DB_SCALE(lola_dest_gain_tlv, -8425, 25, 1);
815
816 static struct snd_kcontrol_new lola_dest_gain_mixer __devinitdata = {
817 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
818 .access = (SNDRV_CTL_ELEM_ACCESS_READWRITE |
819 SNDRV_CTL_ELEM_ACCESS_TLV_READ),
820 .info = lola_dest_gain_info,
821 .get = lola_dest_gain_get,
822 .put = lola_dest_gain_put,
823 .tlv.p = lola_dest_gain_tlv,
824 };
825
826 static int __devinit create_dest_gain_mixer(struct lola *chip,
827 int src_num, int src_ofs,
828 int num, int ofs, char *name)
829 {
830 lola_dest_gain_mixer.count = num;
831 lola_dest_gain_mixer.name = name;
832 lola_dest_gain_mixer.private_value =
833 src_ofs + (src_num << 8) + (ofs << 16) + (num << 24);
834 return snd_ctl_add(chip->card,
835 snd_ctl_new1(&lola_dest_gain_mixer, chip));
836 }
837 #endif /* not used */
838
839 /*
840 */
841 int __devinit lola_create_mixer(struct lola *chip)
842 {
843 int err;
844
845 err = create_analog_mixer(chip, PLAY, "Analog Playback Volume");
846 if (err < 0)
847 return err;
848 err = create_analog_mixer(chip, CAPT, "Analog Capture Volume");
849 if (err < 0)
850 return err;
851 err = create_input_src_mixer(chip);
852 if (err < 0)
853 return err;
854 err = create_src_gain_mixer(chip, chip->mixer.src_phys_ins, 0,
855 "Digital Capture Volume");
856 if (err < 0)
857 return err;
858 err = create_src_gain_mixer(chip, chip->mixer.src_stream_outs,
859 chip->mixer.src_stream_out_ofs,
860 "Digital Playback Volume");
861 if (err < 0)
862 return err;
863 #if 0
864 /* FIXME: buggy mixer matrix handling */
865 err = create_dest_gain_mixer(chip,
866 chip->mixer.src_phys_ins, 0,
867 chip->mixer.dest_stream_ins, 0,
868 "Line Capture Volume");
869 if (err < 0)
870 return err;
871 err = create_dest_gain_mixer(chip,
872 chip->mixer.src_stream_outs,
873 chip->mixer.src_stream_out_ofs,
874 chip->mixer.dest_stream_ins, 0,
875 "Stream-Loopback Capture Volume");
876 if (err < 0)
877 return err;
878 err = create_dest_gain_mixer(chip,
879 chip->mixer.src_phys_ins, 0,
880 chip->mixer.dest_phys_outs,
881 chip->mixer.dest_phys_out_ofs,
882 "Line-Loopback Playback Volume");
883 if (err < 0)
884 return err;
885 err = create_dest_gain_mixer(chip,
886 chip->mixer.src_stream_outs,
887 chip->mixer.src_stream_out_ofs,
888 chip->mixer.dest_phys_outs,
889 chip->mixer.dest_phys_out_ofs,
890 "Stream Playback Volume");
891 if (err < 0)
892 return err;
893 #endif /* FIXME */
894 return init_mixer_values(chip);
895 }
Linus' kernel tree