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arm/xen: fix SMP guests boot
[deliverable/linux.git] / sound / pci / ctxfi / ctatc.c
1 /**
2 * Copyright (C) 2008, Creative Technology Ltd. All Rights Reserved.
3 *
4 * This source file is released under GPL v2 license (no other versions).
5 * See the COPYING file included in the main directory of this source
6 * distribution for the license terms and conditions.
7 *
8 * @File ctatc.c
9 *
10 * @Brief
11 * This file contains the implementation of the device resource management
12 * object.
13 *
14 * @Author Liu Chun
15 * @Date Mar 28 2008
16 */
17
18 #include "ctatc.h"
19 #include "ctpcm.h"
20 #include "ctmixer.h"
21 #include "ctsrc.h"
22 #include "ctamixer.h"
23 #include "ctdaio.h"
24 #include "cttimer.h"
25 #include <linux/delay.h>
26 #include <linux/slab.h>
27 #include <sound/pcm.h>
28 #include <sound/control.h>
29 #include <sound/asoundef.h>
30
31 #define MONO_SUM_SCALE 0x19a8 /* 2^(-0.5) in 14-bit floating format */
32 #define MAX_MULTI_CHN 8
33
34 #define IEC958_DEFAULT_CON ((IEC958_AES0_NONAUDIO \
35 | IEC958_AES0_CON_NOT_COPYRIGHT) \
36 | ((IEC958_AES1_CON_MIXER \
37 | IEC958_AES1_CON_ORIGINAL) << 8) \
38 | (0x10 << 16) \
39 | ((IEC958_AES3_CON_FS_48000) << 24))
40
41 static struct snd_pci_quirk subsys_20k1_list[] = {
42 SND_PCI_QUIRK(PCI_VENDOR_ID_CREATIVE, 0x0022, "SB055x", CTSB055X),
43 SND_PCI_QUIRK(PCI_VENDOR_ID_CREATIVE, 0x002f, "SB055x", CTSB055X),
44 SND_PCI_QUIRK(PCI_VENDOR_ID_CREATIVE, 0x0029, "SB073x", CTSB073X),
45 SND_PCI_QUIRK(PCI_VENDOR_ID_CREATIVE, 0x0031, "SB073x", CTSB073X),
46 SND_PCI_QUIRK_MASK(PCI_VENDOR_ID_CREATIVE, 0xf000, 0x6000,
47 "UAA", CTUAA),
48 { } /* terminator */
49 };
50
51 static struct snd_pci_quirk subsys_20k2_list[] = {
52 SND_PCI_QUIRK(PCI_VENDOR_ID_CREATIVE, PCI_SUBDEVICE_ID_CREATIVE_SB0760,
53 "SB0760", CTSB0760),
54 SND_PCI_QUIRK(PCI_VENDOR_ID_CREATIVE, PCI_SUBDEVICE_ID_CREATIVE_SB1270,
55 "SB1270", CTSB1270),
56 SND_PCI_QUIRK(PCI_VENDOR_ID_CREATIVE, PCI_SUBDEVICE_ID_CREATIVE_SB08801,
57 "SB0880", CTSB0880),
58 SND_PCI_QUIRK(PCI_VENDOR_ID_CREATIVE, PCI_SUBDEVICE_ID_CREATIVE_SB08802,
59 "SB0880", CTSB0880),
60 SND_PCI_QUIRK(PCI_VENDOR_ID_CREATIVE, PCI_SUBDEVICE_ID_CREATIVE_SB08803,
61 "SB0880", CTSB0880),
62 SND_PCI_QUIRK_MASK(PCI_VENDOR_ID_CREATIVE, 0xf000,
63 PCI_SUBDEVICE_ID_CREATIVE_HENDRIX, "HENDRIX",
64 CTHENDRIX),
65 { } /* terminator */
66 };
67
68 static const char *ct_subsys_name[NUM_CTCARDS] = {
69 /* 20k1 models */
70 [CTSB055X] = "SB055x",
71 [CTSB073X] = "SB073x",
72 [CTUAA] = "UAA",
73 [CT20K1_UNKNOWN] = "Unknown",
74 /* 20k2 models */
75 [CTSB0760] = "SB076x",
76 [CTHENDRIX] = "Hendrix",
77 [CTSB0880] = "SB0880",
78 [CTSB1270] = "SB1270",
79 [CT20K2_UNKNOWN] = "Unknown",
80 };
81
82 static struct {
83 int (*create)(struct ct_atc *atc,
84 enum CTALSADEVS device, const char *device_name);
85 int (*destroy)(void *alsa_dev);
86 const char *public_name;
87 } alsa_dev_funcs[NUM_CTALSADEVS] = {
88 [FRONT] = { .create = ct_alsa_pcm_create,
89 .destroy = NULL,
90 .public_name = "Front/WaveIn"},
91 [SURROUND] = { .create = ct_alsa_pcm_create,
92 .destroy = NULL,
93 .public_name = "Surround"},
94 [CLFE] = { .create = ct_alsa_pcm_create,
95 .destroy = NULL,
96 .public_name = "Center/LFE"},
97 [SIDE] = { .create = ct_alsa_pcm_create,
98 .destroy = NULL,
99 .public_name = "Side"},
100 [IEC958] = { .create = ct_alsa_pcm_create,
101 .destroy = NULL,
102 .public_name = "IEC958 Non-audio"},
103
104 [MIXER] = { .create = ct_alsa_mix_create,
105 .destroy = NULL,
106 .public_name = "Mixer"}
107 };
108
109 typedef int (*create_t)(struct hw *, void **);
110 typedef int (*destroy_t)(void *);
111
112 static struct {
113 int (*create)(struct hw *hw, void **rmgr);
114 int (*destroy)(void *mgr);
115 } rsc_mgr_funcs[NUM_RSCTYP] = {
116 [SRC] = { .create = (create_t)src_mgr_create,
117 .destroy = (destroy_t)src_mgr_destroy },
118 [SRCIMP] = { .create = (create_t)srcimp_mgr_create,
119 .destroy = (destroy_t)srcimp_mgr_destroy },
120 [AMIXER] = { .create = (create_t)amixer_mgr_create,
121 .destroy = (destroy_t)amixer_mgr_destroy },
122 [SUM] = { .create = (create_t)sum_mgr_create,
123 .destroy = (destroy_t)sum_mgr_destroy },
124 [DAIO] = { .create = (create_t)daio_mgr_create,
125 .destroy = (destroy_t)daio_mgr_destroy }
126 };
127
128 static int
129 atc_pcm_release_resources(struct ct_atc *atc, struct ct_atc_pcm *apcm);
130
131 /* *
132 * Only mono and interleaved modes are supported now.
133 * Always allocates a contiguous channel block.
134 * */
135
136 static int ct_map_audio_buffer(struct ct_atc *atc, struct ct_atc_pcm *apcm)
137 {
138 struct snd_pcm_runtime *runtime;
139 struct ct_vm *vm;
140
141 if (!apcm->substream)
142 return 0;
143
144 runtime = apcm->substream->runtime;
145 vm = atc->vm;
146
147 apcm->vm_block = vm->map(vm, apcm->substream, runtime->dma_bytes);
148
149 if (!apcm->vm_block)
150 return -ENOENT;
151
152 return 0;
153 }
154
155 static void ct_unmap_audio_buffer(struct ct_atc *atc, struct ct_atc_pcm *apcm)
156 {
157 struct ct_vm *vm;
158
159 if (!apcm->vm_block)
160 return;
161
162 vm = atc->vm;
163
164 vm->unmap(vm, apcm->vm_block);
165
166 apcm->vm_block = NULL;
167 }
168
169 static unsigned long atc_get_ptp_phys(struct ct_atc *atc, int index)
170 {
171 return atc->vm->get_ptp_phys(atc->vm, index);
172 }
173
174 static unsigned int convert_format(snd_pcm_format_t snd_format,
175 struct snd_card *card)
176 {
177 switch (snd_format) {
178 case SNDRV_PCM_FORMAT_U8:
179 return SRC_SF_U8;
180 case SNDRV_PCM_FORMAT_S16_LE:
181 return SRC_SF_S16;
182 case SNDRV_PCM_FORMAT_S24_3LE:
183 return SRC_SF_S24;
184 case SNDRV_PCM_FORMAT_S32_LE:
185 return SRC_SF_S32;
186 case SNDRV_PCM_FORMAT_FLOAT_LE:
187 return SRC_SF_F32;
188 default:
189 dev_err(card->dev, "not recognized snd format is %d\n",
190 snd_format);
191 return SRC_SF_S16;
192 }
193 }
194
195 static unsigned int
196 atc_get_pitch(unsigned int input_rate, unsigned int output_rate)
197 {
198 unsigned int pitch;
199 int b;
200
201 /* get pitch and convert to fixed-point 8.24 format. */
202 pitch = (input_rate / output_rate) << 24;
203 input_rate %= output_rate;
204 input_rate /= 100;
205 output_rate /= 100;
206 for (b = 31; ((b >= 0) && !(input_rate >> b)); )
207 b--;
208
209 if (b >= 0) {
210 input_rate <<= (31 - b);
211 input_rate /= output_rate;
212 b = 24 - (31 - b);
213 if (b >= 0)
214 input_rate <<= b;
215 else
216 input_rate >>= -b;
217
218 pitch |= input_rate;
219 }
220
221 return pitch;
222 }
223
224 static int select_rom(unsigned int pitch)
225 {
226 if (pitch > 0x00428f5c && pitch < 0x01b851ec) {
227 /* 0.26 <= pitch <= 1.72 */
228 return 1;
229 } else if (pitch == 0x01d66666 || pitch == 0x01d66667) {
230 /* pitch == 1.8375 */
231 return 2;
232 } else if (pitch == 0x02000000) {
233 /* pitch == 2 */
234 return 3;
235 } else if (pitch <= 0x08000000) {
236 /* 0 <= pitch <= 8 */
237 return 0;
238 } else {
239 return -ENOENT;
240 }
241 }
242
243 static int atc_pcm_playback_prepare(struct ct_atc *atc, struct ct_atc_pcm *apcm)
244 {
245 struct src_mgr *src_mgr = atc->rsc_mgrs[SRC];
246 struct amixer_mgr *amixer_mgr = atc->rsc_mgrs[AMIXER];
247 struct src_desc desc = {0};
248 struct amixer_desc mix_dsc = {0};
249 struct src *src;
250 struct amixer *amixer;
251 int err;
252 int n_amixer = apcm->substream->runtime->channels, i = 0;
253 int device = apcm->substream->pcm->device;
254 unsigned int pitch;
255
256 /* first release old resources */
257 atc_pcm_release_resources(atc, apcm);
258
259 /* Get SRC resource */
260 desc.multi = apcm->substream->runtime->channels;
261 desc.msr = atc->msr;
262 desc.mode = MEMRD;
263 err = src_mgr->get_src(src_mgr, &desc, (struct src **)&apcm->src);
264 if (err)
265 goto error1;
266
267 pitch = atc_get_pitch(apcm->substream->runtime->rate,
268 (atc->rsr * atc->msr));
269 src = apcm->src;
270 src->ops->set_pitch(src, pitch);
271 src->ops->set_rom(src, select_rom(pitch));
272 src->ops->set_sf(src, convert_format(apcm->substream->runtime->format,
273 atc->card));
274 src->ops->set_pm(src, (src->ops->next_interleave(src) != NULL));
275
276 /* Get AMIXER resource */
277 n_amixer = (n_amixer < 2) ? 2 : n_amixer;
278 apcm->amixers = kzalloc(sizeof(void *)*n_amixer, GFP_KERNEL);
279 if (!apcm->amixers) {
280 err = -ENOMEM;
281 goto error1;
282 }
283 mix_dsc.msr = atc->msr;
284 for (i = 0, apcm->n_amixer = 0; i < n_amixer; i++) {
285 err = amixer_mgr->get_amixer(amixer_mgr, &mix_dsc,
286 (struct amixer **)&apcm->amixers[i]);
287 if (err)
288 goto error1;
289
290 apcm->n_amixer++;
291 }
292
293 /* Set up device virtual mem map */
294 err = ct_map_audio_buffer(atc, apcm);
295 if (err < 0)
296 goto error1;
297
298 /* Connect resources */
299 src = apcm->src;
300 for (i = 0; i < n_amixer; i++) {
301 amixer = apcm->amixers[i];
302 mutex_lock(&atc->atc_mutex);
303 amixer->ops->setup(amixer, &src->rsc,
304 INIT_VOL, atc->pcm[i+device*2]);
305 mutex_unlock(&atc->atc_mutex);
306 src = src->ops->next_interleave(src);
307 if (!src)
308 src = apcm->src;
309 }
310
311 ct_timer_prepare(apcm->timer);
312
313 return 0;
314
315 error1:
316 atc_pcm_release_resources(atc, apcm);
317 return err;
318 }
319
320 static int
321 atc_pcm_release_resources(struct ct_atc *atc, struct ct_atc_pcm *apcm)
322 {
323 struct src_mgr *src_mgr = atc->rsc_mgrs[SRC];
324 struct srcimp_mgr *srcimp_mgr = atc->rsc_mgrs[SRCIMP];
325 struct amixer_mgr *amixer_mgr = atc->rsc_mgrs[AMIXER];
326 struct sum_mgr *sum_mgr = atc->rsc_mgrs[SUM];
327 struct srcimp *srcimp;
328 int i;
329
330 if (apcm->srcimps) {
331 for (i = 0; i < apcm->n_srcimp; i++) {
332 srcimp = apcm->srcimps[i];
333 srcimp->ops->unmap(srcimp);
334 srcimp_mgr->put_srcimp(srcimp_mgr, srcimp);
335 apcm->srcimps[i] = NULL;
336 }
337 kfree(apcm->srcimps);
338 apcm->srcimps = NULL;
339 }
340
341 if (apcm->srccs) {
342 for (i = 0; i < apcm->n_srcc; i++) {
343 src_mgr->put_src(src_mgr, apcm->srccs[i]);
344 apcm->srccs[i] = NULL;
345 }
346 kfree(apcm->srccs);
347 apcm->srccs = NULL;
348 }
349
350 if (apcm->amixers) {
351 for (i = 0; i < apcm->n_amixer; i++) {
352 amixer_mgr->put_amixer(amixer_mgr, apcm->amixers[i]);
353 apcm->amixers[i] = NULL;
354 }
355 kfree(apcm->amixers);
356 apcm->amixers = NULL;
357 }
358
359 if (apcm->mono) {
360 sum_mgr->put_sum(sum_mgr, apcm->mono);
361 apcm->mono = NULL;
362 }
363
364 if (apcm->src) {
365 src_mgr->put_src(src_mgr, apcm->src);
366 apcm->src = NULL;
367 }
368
369 if (apcm->vm_block) {
370 /* Undo device virtual mem map */
371 ct_unmap_audio_buffer(atc, apcm);
372 apcm->vm_block = NULL;
373 }
374
375 return 0;
376 }
377
378 static int atc_pcm_playback_start(struct ct_atc *atc, struct ct_atc_pcm *apcm)
379 {
380 unsigned int max_cisz;
381 struct src *src = apcm->src;
382
383 if (apcm->started)
384 return 0;
385 apcm->started = 1;
386
387 max_cisz = src->multi * src->rsc.msr;
388 max_cisz = 0x80 * (max_cisz < 8 ? max_cisz : 8);
389
390 src->ops->set_sa(src, apcm->vm_block->addr);
391 src->ops->set_la(src, apcm->vm_block->addr + apcm->vm_block->size);
392 src->ops->set_ca(src, apcm->vm_block->addr + max_cisz);
393 src->ops->set_cisz(src, max_cisz);
394
395 src->ops->set_bm(src, 1);
396 src->ops->set_state(src, SRC_STATE_INIT);
397 src->ops->commit_write(src);
398
399 ct_timer_start(apcm->timer);
400 return 0;
401 }
402
403 static int atc_pcm_stop(struct ct_atc *atc, struct ct_atc_pcm *apcm)
404 {
405 struct src *src;
406 int i;
407
408 ct_timer_stop(apcm->timer);
409
410 src = apcm->src;
411 src->ops->set_bm(src, 0);
412 src->ops->set_state(src, SRC_STATE_OFF);
413 src->ops->commit_write(src);
414
415 if (apcm->srccs) {
416 for (i = 0; i < apcm->n_srcc; i++) {
417 src = apcm->srccs[i];
418 src->ops->set_bm(src, 0);
419 src->ops->set_state(src, SRC_STATE_OFF);
420 src->ops->commit_write(src);
421 }
422 }
423
424 apcm->started = 0;
425
426 return 0;
427 }
428
429 static int
430 atc_pcm_playback_position(struct ct_atc *atc, struct ct_atc_pcm *apcm)
431 {
432 struct src *src = apcm->src;
433 u32 size, max_cisz;
434 int position;
435
436 if (!src)
437 return 0;
438 position = src->ops->get_ca(src);
439
440 if (position < apcm->vm_block->addr) {
441 dev_dbg(atc->card->dev,
442 "bad ca - ca=0x%08x, vba=0x%08x, vbs=0x%08x\n",
443 position, apcm->vm_block->addr, apcm->vm_block->size);
444 position = apcm->vm_block->addr;
445 }
446
447 size = apcm->vm_block->size;
448 max_cisz = src->multi * src->rsc.msr;
449 max_cisz = 128 * (max_cisz < 8 ? max_cisz : 8);
450
451 return (position + size - max_cisz - apcm->vm_block->addr) % size;
452 }
453
454 struct src_node_conf_t {
455 unsigned int pitch;
456 unsigned int msr:8;
457 unsigned int mix_msr:8;
458 unsigned int imp_msr:8;
459 unsigned int vo:1;
460 };
461
462 static void setup_src_node_conf(struct ct_atc *atc, struct ct_atc_pcm *apcm,
463 struct src_node_conf_t *conf, int *n_srcc)
464 {
465 unsigned int pitch;
466
467 /* get pitch and convert to fixed-point 8.24 format. */
468 pitch = atc_get_pitch((atc->rsr * atc->msr),
469 apcm->substream->runtime->rate);
470 *n_srcc = 0;
471
472 if (1 == atc->msr) { /* FIXME: do we really need SRC here if pitch==1 */
473 *n_srcc = apcm->substream->runtime->channels;
474 conf[0].pitch = pitch;
475 conf[0].mix_msr = conf[0].imp_msr = conf[0].msr = 1;
476 conf[0].vo = 1;
477 } else if (2 <= atc->msr) {
478 if (0x8000000 < pitch) {
479 /* Need two-stage SRCs, SRCIMPs and
480 * AMIXERs for converting format */
481 conf[0].pitch = (atc->msr << 24);
482 conf[0].msr = conf[0].mix_msr = 1;
483 conf[0].imp_msr = atc->msr;
484 conf[0].vo = 0;
485 conf[1].pitch = atc_get_pitch(atc->rsr,
486 apcm->substream->runtime->rate);
487 conf[1].msr = conf[1].mix_msr = conf[1].imp_msr = 1;
488 conf[1].vo = 1;
489 *n_srcc = apcm->substream->runtime->channels * 2;
490 } else if (0x1000000 < pitch) {
491 /* Need one-stage SRCs, SRCIMPs and
492 * AMIXERs for converting format */
493 conf[0].pitch = pitch;
494 conf[0].msr = conf[0].mix_msr
495 = conf[0].imp_msr = atc->msr;
496 conf[0].vo = 1;
497 *n_srcc = apcm->substream->runtime->channels;
498 }
499 }
500 }
501
502 static int
503 atc_pcm_capture_get_resources(struct ct_atc *atc, struct ct_atc_pcm *apcm)
504 {
505 struct src_mgr *src_mgr = atc->rsc_mgrs[SRC];
506 struct srcimp_mgr *srcimp_mgr = atc->rsc_mgrs[SRCIMP];
507 struct amixer_mgr *amixer_mgr = atc->rsc_mgrs[AMIXER];
508 struct sum_mgr *sum_mgr = atc->rsc_mgrs[SUM];
509 struct src_desc src_dsc = {0};
510 struct src *src;
511 struct srcimp_desc srcimp_dsc = {0};
512 struct srcimp *srcimp;
513 struct amixer_desc mix_dsc = {0};
514 struct sum_desc sum_dsc = {0};
515 unsigned int pitch;
516 int multi, err, i;
517 int n_srcimp, n_amixer, n_srcc, n_sum;
518 struct src_node_conf_t src_node_conf[2] = {{0} };
519
520 /* first release old resources */
521 atc_pcm_release_resources(atc, apcm);
522
523 /* The numbers of converting SRCs and SRCIMPs should be determined
524 * by pitch value. */
525
526 multi = apcm->substream->runtime->channels;
527
528 /* get pitch and convert to fixed-point 8.24 format. */
529 pitch = atc_get_pitch((atc->rsr * atc->msr),
530 apcm->substream->runtime->rate);
531
532 setup_src_node_conf(atc, apcm, src_node_conf, &n_srcc);
533 n_sum = (1 == multi) ? 1 : 0;
534 n_amixer = n_sum * 2 + n_srcc;
535 n_srcimp = n_srcc;
536 if ((multi > 1) && (0x8000000 >= pitch)) {
537 /* Need extra AMIXERs and SRCIMPs for special treatment
538 * of interleaved recording of conjugate channels */
539 n_amixer += multi * atc->msr;
540 n_srcimp += multi * atc->msr;
541 } else {
542 n_srcimp += multi;
543 }
544
545 if (n_srcc) {
546 apcm->srccs = kzalloc(sizeof(void *)*n_srcc, GFP_KERNEL);
547 if (!apcm->srccs)
548 return -ENOMEM;
549 }
550 if (n_amixer) {
551 apcm->amixers = kzalloc(sizeof(void *)*n_amixer, GFP_KERNEL);
552 if (!apcm->amixers) {
553 err = -ENOMEM;
554 goto error1;
555 }
556 }
557 apcm->srcimps = kzalloc(sizeof(void *)*n_srcimp, GFP_KERNEL);
558 if (!apcm->srcimps) {
559 err = -ENOMEM;
560 goto error1;
561 }
562
563 /* Allocate SRCs for sample rate conversion if needed */
564 src_dsc.multi = 1;
565 src_dsc.mode = ARCRW;
566 for (i = 0, apcm->n_srcc = 0; i < n_srcc; i++) {
567 src_dsc.msr = src_node_conf[i/multi].msr;
568 err = src_mgr->get_src(src_mgr, &src_dsc,
569 (struct src **)&apcm->srccs[i]);
570 if (err)
571 goto error1;
572
573 src = apcm->srccs[i];
574 pitch = src_node_conf[i/multi].pitch;
575 src->ops->set_pitch(src, pitch);
576 src->ops->set_rom(src, select_rom(pitch));
577 src->ops->set_vo(src, src_node_conf[i/multi].vo);
578
579 apcm->n_srcc++;
580 }
581
582 /* Allocate AMIXERs for routing SRCs of conversion if needed */
583 for (i = 0, apcm->n_amixer = 0; i < n_amixer; i++) {
584 if (i < (n_sum*2))
585 mix_dsc.msr = atc->msr;
586 else if (i < (n_sum*2+n_srcc))
587 mix_dsc.msr = src_node_conf[(i-n_sum*2)/multi].mix_msr;
588 else
589 mix_dsc.msr = 1;
590
591 err = amixer_mgr->get_amixer(amixer_mgr, &mix_dsc,
592 (struct amixer **)&apcm->amixers[i]);
593 if (err)
594 goto error1;
595
596 apcm->n_amixer++;
597 }
598
599 /* Allocate a SUM resource to mix all input channels together */
600 sum_dsc.msr = atc->msr;
601 err = sum_mgr->get_sum(sum_mgr, &sum_dsc, (struct sum **)&apcm->mono);
602 if (err)
603 goto error1;
604
605 pitch = atc_get_pitch((atc->rsr * atc->msr),
606 apcm->substream->runtime->rate);
607 /* Allocate SRCIMP resources */
608 for (i = 0, apcm->n_srcimp = 0; i < n_srcimp; i++) {
609 if (i < (n_srcc))
610 srcimp_dsc.msr = src_node_conf[i/multi].imp_msr;
611 else if (1 == multi)
612 srcimp_dsc.msr = (pitch <= 0x8000000) ? atc->msr : 1;
613 else
614 srcimp_dsc.msr = 1;
615
616 err = srcimp_mgr->get_srcimp(srcimp_mgr, &srcimp_dsc, &srcimp);
617 if (err)
618 goto error1;
619
620 apcm->srcimps[i] = srcimp;
621 apcm->n_srcimp++;
622 }
623
624 /* Allocate a SRC for writing data to host memory */
625 src_dsc.multi = apcm->substream->runtime->channels;
626 src_dsc.msr = 1;
627 src_dsc.mode = MEMWR;
628 err = src_mgr->get_src(src_mgr, &src_dsc, (struct src **)&apcm->src);
629 if (err)
630 goto error1;
631
632 src = apcm->src;
633 src->ops->set_pitch(src, pitch);
634
635 /* Set up device virtual mem map */
636 err = ct_map_audio_buffer(atc, apcm);
637 if (err < 0)
638 goto error1;
639
640 return 0;
641
642 error1:
643 atc_pcm_release_resources(atc, apcm);
644 return err;
645 }
646
647 static int atc_pcm_capture_prepare(struct ct_atc *atc, struct ct_atc_pcm *apcm)
648 {
649 struct src *src;
650 struct amixer *amixer;
651 struct srcimp *srcimp;
652 struct ct_mixer *mixer = atc->mixer;
653 struct sum *mono;
654 struct rsc *out_ports[8] = {NULL};
655 int err, i, j, n_sum, multi;
656 unsigned int pitch;
657 int mix_base = 0, imp_base = 0;
658
659 atc_pcm_release_resources(atc, apcm);
660
661 /* Get needed resources. */
662 err = atc_pcm_capture_get_resources(atc, apcm);
663 if (err)
664 return err;
665
666 /* Connect resources */
667 mixer->get_output_ports(mixer, MIX_PCMO_FRONT,
668 &out_ports[0], &out_ports[1]);
669
670 multi = apcm->substream->runtime->channels;
671 if (1 == multi) {
672 mono = apcm->mono;
673 for (i = 0; i < 2; i++) {
674 amixer = apcm->amixers[i];
675 amixer->ops->setup(amixer, out_ports[i],
676 MONO_SUM_SCALE, mono);
677 }
678 out_ports[0] = &mono->rsc;
679 n_sum = 1;
680 mix_base = n_sum * 2;
681 }
682
683 for (i = 0; i < apcm->n_srcc; i++) {
684 src = apcm->srccs[i];
685 srcimp = apcm->srcimps[imp_base+i];
686 amixer = apcm->amixers[mix_base+i];
687 srcimp->ops->map(srcimp, src, out_ports[i%multi]);
688 amixer->ops->setup(amixer, &src->rsc, INIT_VOL, NULL);
689 out_ports[i%multi] = &amixer->rsc;
690 }
691
692 pitch = atc_get_pitch((atc->rsr * atc->msr),
693 apcm->substream->runtime->rate);
694
695 if ((multi > 1) && (pitch <= 0x8000000)) {
696 /* Special connection for interleaved
697 * recording with conjugate channels */
698 for (i = 0; i < multi; i++) {
699 out_ports[i]->ops->master(out_ports[i]);
700 for (j = 0; j < atc->msr; j++) {
701 amixer = apcm->amixers[apcm->n_srcc+j*multi+i];
702 amixer->ops->set_input(amixer, out_ports[i]);
703 amixer->ops->set_scale(amixer, INIT_VOL);
704 amixer->ops->set_sum(amixer, NULL);
705 amixer->ops->commit_raw_write(amixer);
706 out_ports[i]->ops->next_conj(out_ports[i]);
707
708 srcimp = apcm->srcimps[apcm->n_srcc+j*multi+i];
709 srcimp->ops->map(srcimp, apcm->src,
710 &amixer->rsc);
711 }
712 }
713 } else {
714 for (i = 0; i < multi; i++) {
715 srcimp = apcm->srcimps[apcm->n_srcc+i];
716 srcimp->ops->map(srcimp, apcm->src, out_ports[i]);
717 }
718 }
719
720 ct_timer_prepare(apcm->timer);
721
722 return 0;
723 }
724
725 static int atc_pcm_capture_start(struct ct_atc *atc, struct ct_atc_pcm *apcm)
726 {
727 struct src *src;
728 struct src_mgr *src_mgr = atc->rsc_mgrs[SRC];
729 int i, multi;
730
731 if (apcm->started)
732 return 0;
733
734 apcm->started = 1;
735 multi = apcm->substream->runtime->channels;
736 /* Set up converting SRCs */
737 for (i = 0; i < apcm->n_srcc; i++) {
738 src = apcm->srccs[i];
739 src->ops->set_pm(src, ((i%multi) != (multi-1)));
740 src_mgr->src_disable(src_mgr, src);
741 }
742
743 /* Set up recording SRC */
744 src = apcm->src;
745 src->ops->set_sf(src, convert_format(apcm->substream->runtime->format,
746 atc->card));
747 src->ops->set_sa(src, apcm->vm_block->addr);
748 src->ops->set_la(src, apcm->vm_block->addr + apcm->vm_block->size);
749 src->ops->set_ca(src, apcm->vm_block->addr);
750 src_mgr->src_disable(src_mgr, src);
751
752 /* Disable relevant SRCs firstly */
753 src_mgr->commit_write(src_mgr);
754
755 /* Enable SRCs respectively */
756 for (i = 0; i < apcm->n_srcc; i++) {
757 src = apcm->srccs[i];
758 src->ops->set_state(src, SRC_STATE_RUN);
759 src->ops->commit_write(src);
760 src_mgr->src_enable_s(src_mgr, src);
761 }
762 src = apcm->src;
763 src->ops->set_bm(src, 1);
764 src->ops->set_state(src, SRC_STATE_RUN);
765 src->ops->commit_write(src);
766 src_mgr->src_enable_s(src_mgr, src);
767
768 /* Enable relevant SRCs synchronously */
769 src_mgr->commit_write(src_mgr);
770
771 ct_timer_start(apcm->timer);
772 return 0;
773 }
774
775 static int
776 atc_pcm_capture_position(struct ct_atc *atc, struct ct_atc_pcm *apcm)
777 {
778 struct src *src = apcm->src;
779
780 if (!src)
781 return 0;
782 return src->ops->get_ca(src) - apcm->vm_block->addr;
783 }
784
785 static int spdif_passthru_playback_get_resources(struct ct_atc *atc,
786 struct ct_atc_pcm *apcm)
787 {
788 struct src_mgr *src_mgr = atc->rsc_mgrs[SRC];
789 struct amixer_mgr *amixer_mgr = atc->rsc_mgrs[AMIXER];
790 struct src_desc desc = {0};
791 struct amixer_desc mix_dsc = {0};
792 struct src *src;
793 int err;
794 int n_amixer = apcm->substream->runtime->channels, i;
795 unsigned int pitch, rsr = atc->pll_rate;
796
797 /* first release old resources */
798 atc_pcm_release_resources(atc, apcm);
799
800 /* Get SRC resource */
801 desc.multi = apcm->substream->runtime->channels;
802 desc.msr = 1;
803 while (apcm->substream->runtime->rate > (rsr * desc.msr))
804 desc.msr <<= 1;
805
806 desc.mode = MEMRD;
807 err = src_mgr->get_src(src_mgr, &desc, (struct src **)&apcm->src);
808 if (err)
809 goto error1;
810
811 pitch = atc_get_pitch(apcm->substream->runtime->rate, (rsr * desc.msr));
812 src = apcm->src;
813 src->ops->set_pitch(src, pitch);
814 src->ops->set_rom(src, select_rom(pitch));
815 src->ops->set_sf(src, convert_format(apcm->substream->runtime->format,
816 atc->card));
817 src->ops->set_pm(src, (src->ops->next_interleave(src) != NULL));
818 src->ops->set_bp(src, 1);
819
820 /* Get AMIXER resource */
821 n_amixer = (n_amixer < 2) ? 2 : n_amixer;
822 apcm->amixers = kzalloc(sizeof(void *)*n_amixer, GFP_KERNEL);
823 if (!apcm->amixers) {
824 err = -ENOMEM;
825 goto error1;
826 }
827 mix_dsc.msr = desc.msr;
828 for (i = 0, apcm->n_amixer = 0; i < n_amixer; i++) {
829 err = amixer_mgr->get_amixer(amixer_mgr, &mix_dsc,
830 (struct amixer **)&apcm->amixers[i]);
831 if (err)
832 goto error1;
833
834 apcm->n_amixer++;
835 }
836
837 /* Set up device virtual mem map */
838 err = ct_map_audio_buffer(atc, apcm);
839 if (err < 0)
840 goto error1;
841
842 return 0;
843
844 error1:
845 atc_pcm_release_resources(atc, apcm);
846 return err;
847 }
848
849 static int atc_pll_init(struct ct_atc *atc, int rate)
850 {
851 struct hw *hw = atc->hw;
852 int err;
853 err = hw->pll_init(hw, rate);
854 atc->pll_rate = err ? 0 : rate;
855 return err;
856 }
857
858 static int
859 spdif_passthru_playback_setup(struct ct_atc *atc, struct ct_atc_pcm *apcm)
860 {
861 struct dao *dao = container_of(atc->daios[SPDIFOO], struct dao, daio);
862 unsigned int rate = apcm->substream->runtime->rate;
863 unsigned int status;
864 int err = 0;
865 unsigned char iec958_con_fs;
866
867 switch (rate) {
868 case 48000:
869 iec958_con_fs = IEC958_AES3_CON_FS_48000;
870 break;
871 case 44100:
872 iec958_con_fs = IEC958_AES3_CON_FS_44100;
873 break;
874 case 32000:
875 iec958_con_fs = IEC958_AES3_CON_FS_32000;
876 break;
877 default:
878 return -ENOENT;
879 }
880
881 mutex_lock(&atc->atc_mutex);
882 dao->ops->get_spos(dao, &status);
883 if (((status >> 24) & IEC958_AES3_CON_FS) != iec958_con_fs) {
884 status &= ~(IEC958_AES3_CON_FS << 24);
885 status |= (iec958_con_fs << 24);
886 dao->ops->set_spos(dao, status);
887 dao->ops->commit_write(dao);
888 }
889 if ((rate != atc->pll_rate) && (32000 != rate))
890 err = atc_pll_init(atc, rate);
891 mutex_unlock(&atc->atc_mutex);
892
893 return err;
894 }
895
896 static int
897 spdif_passthru_playback_prepare(struct ct_atc *atc, struct ct_atc_pcm *apcm)
898 {
899 struct src *src;
900 struct amixer *amixer;
901 struct dao *dao;
902 int err;
903 int i;
904
905 atc_pcm_release_resources(atc, apcm);
906
907 /* Configure SPDIFOO and PLL to passthrough mode;
908 * determine pll_rate. */
909 err = spdif_passthru_playback_setup(atc, apcm);
910 if (err)
911 return err;
912
913 /* Get needed resources. */
914 err = spdif_passthru_playback_get_resources(atc, apcm);
915 if (err)
916 return err;
917
918 /* Connect resources */
919 src = apcm->src;
920 for (i = 0; i < apcm->n_amixer; i++) {
921 amixer = apcm->amixers[i];
922 amixer->ops->setup(amixer, &src->rsc, INIT_VOL, NULL);
923 src = src->ops->next_interleave(src);
924 if (!src)
925 src = apcm->src;
926 }
927 /* Connect to SPDIFOO */
928 mutex_lock(&atc->atc_mutex);
929 dao = container_of(atc->daios[SPDIFOO], struct dao, daio);
930 amixer = apcm->amixers[0];
931 dao->ops->set_left_input(dao, &amixer->rsc);
932 amixer = apcm->amixers[1];
933 dao->ops->set_right_input(dao, &amixer->rsc);
934 mutex_unlock(&atc->atc_mutex);
935
936 ct_timer_prepare(apcm->timer);
937
938 return 0;
939 }
940
941 static int atc_select_line_in(struct ct_atc *atc)
942 {
943 struct hw *hw = atc->hw;
944 struct ct_mixer *mixer = atc->mixer;
945 struct src *src;
946
947 if (hw->is_adc_source_selected(hw, ADC_LINEIN))
948 return 0;
949
950 mixer->set_input_left(mixer, MIX_MIC_IN, NULL);
951 mixer->set_input_right(mixer, MIX_MIC_IN, NULL);
952
953 hw->select_adc_source(hw, ADC_LINEIN);
954
955 src = atc->srcs[2];
956 mixer->set_input_left(mixer, MIX_LINE_IN, &src->rsc);
957 src = atc->srcs[3];
958 mixer->set_input_right(mixer, MIX_LINE_IN, &src->rsc);
959
960 return 0;
961 }
962
963 static int atc_select_mic_in(struct ct_atc *atc)
964 {
965 struct hw *hw = atc->hw;
966 struct ct_mixer *mixer = atc->mixer;
967 struct src *src;
968
969 if (hw->is_adc_source_selected(hw, ADC_MICIN))
970 return 0;
971
972 mixer->set_input_left(mixer, MIX_LINE_IN, NULL);
973 mixer->set_input_right(mixer, MIX_LINE_IN, NULL);
974
975 hw->select_adc_source(hw, ADC_MICIN);
976
977 src = atc->srcs[2];
978 mixer->set_input_left(mixer, MIX_MIC_IN, &src->rsc);
979 src = atc->srcs[3];
980 mixer->set_input_right(mixer, MIX_MIC_IN, &src->rsc);
981
982 return 0;
983 }
984
985 static struct capabilities atc_capabilities(struct ct_atc *atc)
986 {
987 struct hw *hw = atc->hw;
988
989 return hw->capabilities(hw);
990 }
991
992 static int atc_output_switch_get(struct ct_atc *atc)
993 {
994 struct hw *hw = atc->hw;
995
996 return hw->output_switch_get(hw);
997 }
998
999 static int atc_output_switch_put(struct ct_atc *atc, int position)
1000 {
1001 struct hw *hw = atc->hw;
1002
1003 return hw->output_switch_put(hw, position);
1004 }
1005
1006 static int atc_mic_source_switch_get(struct ct_atc *atc)
1007 {
1008 struct hw *hw = atc->hw;
1009
1010 return hw->mic_source_switch_get(hw);
1011 }
1012
1013 static int atc_mic_source_switch_put(struct ct_atc *atc, int position)
1014 {
1015 struct hw *hw = atc->hw;
1016
1017 return hw->mic_source_switch_put(hw, position);
1018 }
1019
1020 static int atc_select_digit_io(struct ct_atc *atc)
1021 {
1022 struct hw *hw = atc->hw;
1023
1024 if (hw->is_adc_source_selected(hw, ADC_NONE))
1025 return 0;
1026
1027 hw->select_adc_source(hw, ADC_NONE);
1028
1029 return 0;
1030 }
1031
1032 static int atc_daio_unmute(struct ct_atc *atc, unsigned char state, int type)
1033 {
1034 struct daio_mgr *daio_mgr = atc->rsc_mgrs[DAIO];
1035
1036 if (state)
1037 daio_mgr->daio_enable(daio_mgr, atc->daios[type]);
1038 else
1039 daio_mgr->daio_disable(daio_mgr, atc->daios[type]);
1040
1041 daio_mgr->commit_write(daio_mgr);
1042
1043 return 0;
1044 }
1045
1046 static int
1047 atc_dao_get_status(struct ct_atc *atc, unsigned int *status, int type)
1048 {
1049 struct dao *dao = container_of(atc->daios[type], struct dao, daio);
1050 return dao->ops->get_spos(dao, status);
1051 }
1052
1053 static int
1054 atc_dao_set_status(struct ct_atc *atc, unsigned int status, int type)
1055 {
1056 struct dao *dao = container_of(atc->daios[type], struct dao, daio);
1057
1058 dao->ops->set_spos(dao, status);
1059 dao->ops->commit_write(dao);
1060 return 0;
1061 }
1062
1063 static int atc_line_front_unmute(struct ct_atc *atc, unsigned char state)
1064 {
1065 return atc_daio_unmute(atc, state, LINEO1);
1066 }
1067
1068 static int atc_line_surround_unmute(struct ct_atc *atc, unsigned char state)
1069 {
1070 return atc_daio_unmute(atc, state, LINEO2);
1071 }
1072
1073 static int atc_line_clfe_unmute(struct ct_atc *atc, unsigned char state)
1074 {
1075 return atc_daio_unmute(atc, state, LINEO3);
1076 }
1077
1078 static int atc_line_rear_unmute(struct ct_atc *atc, unsigned char state)
1079 {
1080 return atc_daio_unmute(atc, state, LINEO4);
1081 }
1082
1083 static int atc_line_in_unmute(struct ct_atc *atc, unsigned char state)
1084 {
1085 return atc_daio_unmute(atc, state, LINEIM);
1086 }
1087
1088 static int atc_mic_unmute(struct ct_atc *atc, unsigned char state)
1089 {
1090 return atc_daio_unmute(atc, state, MIC);
1091 }
1092
1093 static int atc_spdif_out_unmute(struct ct_atc *atc, unsigned char state)
1094 {
1095 return atc_daio_unmute(atc, state, SPDIFOO);
1096 }
1097
1098 static int atc_spdif_in_unmute(struct ct_atc *atc, unsigned char state)
1099 {
1100 return atc_daio_unmute(atc, state, SPDIFIO);
1101 }
1102
1103 static int atc_spdif_out_get_status(struct ct_atc *atc, unsigned int *status)
1104 {
1105 return atc_dao_get_status(atc, status, SPDIFOO);
1106 }
1107
1108 static int atc_spdif_out_set_status(struct ct_atc *atc, unsigned int status)
1109 {
1110 return atc_dao_set_status(atc, status, SPDIFOO);
1111 }
1112
1113 static int atc_spdif_out_passthru(struct ct_atc *atc, unsigned char state)
1114 {
1115 struct dao_desc da_dsc = {0};
1116 struct dao *dao;
1117 int err;
1118 struct ct_mixer *mixer = atc->mixer;
1119 struct rsc *rscs[2] = {NULL};
1120 unsigned int spos = 0;
1121
1122 mutex_lock(&atc->atc_mutex);
1123 dao = container_of(atc->daios[SPDIFOO], struct dao, daio);
1124 da_dsc.msr = state ? 1 : atc->msr;
1125 da_dsc.passthru = state ? 1 : 0;
1126 err = dao->ops->reinit(dao, &da_dsc);
1127 if (state) {
1128 spos = IEC958_DEFAULT_CON;
1129 } else {
1130 mixer->get_output_ports(mixer, MIX_SPDIF_OUT,
1131 &rscs[0], &rscs[1]);
1132 dao->ops->set_left_input(dao, rscs[0]);
1133 dao->ops->set_right_input(dao, rscs[1]);
1134 /* Restore PLL to atc->rsr if needed. */
1135 if (atc->pll_rate != atc->rsr)
1136 err = atc_pll_init(atc, atc->rsr);
1137 }
1138 dao->ops->set_spos(dao, spos);
1139 dao->ops->commit_write(dao);
1140 mutex_unlock(&atc->atc_mutex);
1141
1142 return err;
1143 }
1144
1145 static int atc_release_resources(struct ct_atc *atc)
1146 {
1147 int i;
1148 struct daio_mgr *daio_mgr = NULL;
1149 struct dao *dao = NULL;
1150 struct daio *daio = NULL;
1151 struct sum_mgr *sum_mgr = NULL;
1152 struct src_mgr *src_mgr = NULL;
1153 struct srcimp_mgr *srcimp_mgr = NULL;
1154 struct srcimp *srcimp = NULL;
1155 struct ct_mixer *mixer = NULL;
1156
1157 /* disconnect internal mixer objects */
1158 if (atc->mixer) {
1159 mixer = atc->mixer;
1160 mixer->set_input_left(mixer, MIX_LINE_IN, NULL);
1161 mixer->set_input_right(mixer, MIX_LINE_IN, NULL);
1162 mixer->set_input_left(mixer, MIX_MIC_IN, NULL);
1163 mixer->set_input_right(mixer, MIX_MIC_IN, NULL);
1164 mixer->set_input_left(mixer, MIX_SPDIF_IN, NULL);
1165 mixer->set_input_right(mixer, MIX_SPDIF_IN, NULL);
1166 }
1167
1168 if (atc->daios) {
1169 daio_mgr = (struct daio_mgr *)atc->rsc_mgrs[DAIO];
1170 for (i = 0; i < atc->n_daio; i++) {
1171 daio = atc->daios[i];
1172 if (daio->type < LINEIM) {
1173 dao = container_of(daio, struct dao, daio);
1174 dao->ops->clear_left_input(dao);
1175 dao->ops->clear_right_input(dao);
1176 }
1177 daio_mgr->put_daio(daio_mgr, daio);
1178 }
1179 kfree(atc->daios);
1180 atc->daios = NULL;
1181 }
1182
1183 if (atc->pcm) {
1184 sum_mgr = atc->rsc_mgrs[SUM];
1185 for (i = 0; i < atc->n_pcm; i++)
1186 sum_mgr->put_sum(sum_mgr, atc->pcm[i]);
1187
1188 kfree(atc->pcm);
1189 atc->pcm = NULL;
1190 }
1191
1192 if (atc->srcs) {
1193 src_mgr = atc->rsc_mgrs[SRC];
1194 for (i = 0; i < atc->n_src; i++)
1195 src_mgr->put_src(src_mgr, atc->srcs[i]);
1196
1197 kfree(atc->srcs);
1198 atc->srcs = NULL;
1199 }
1200
1201 if (atc->srcimps) {
1202 srcimp_mgr = atc->rsc_mgrs[SRCIMP];
1203 for (i = 0; i < atc->n_srcimp; i++) {
1204 srcimp = atc->srcimps[i];
1205 srcimp->ops->unmap(srcimp);
1206 srcimp_mgr->put_srcimp(srcimp_mgr, atc->srcimps[i]);
1207 }
1208 kfree(atc->srcimps);
1209 atc->srcimps = NULL;
1210 }
1211
1212 return 0;
1213 }
1214
1215 static int ct_atc_destroy(struct ct_atc *atc)
1216 {
1217 int i = 0;
1218
1219 if (!atc)
1220 return 0;
1221
1222 if (atc->timer) {
1223 ct_timer_free(atc->timer);
1224 atc->timer = NULL;
1225 }
1226
1227 atc_release_resources(atc);
1228
1229 /* Destroy internal mixer objects */
1230 if (atc->mixer)
1231 ct_mixer_destroy(atc->mixer);
1232
1233 for (i = 0; i < NUM_RSCTYP; i++) {
1234 if (rsc_mgr_funcs[i].destroy && atc->rsc_mgrs[i])
1235 rsc_mgr_funcs[i].destroy(atc->rsc_mgrs[i]);
1236
1237 }
1238
1239 if (atc->hw)
1240 destroy_hw_obj(atc->hw);
1241
1242 /* Destroy device virtual memory manager object */
1243 if (atc->vm) {
1244 ct_vm_destroy(atc->vm);
1245 atc->vm = NULL;
1246 }
1247
1248 kfree(atc);
1249
1250 return 0;
1251 }
1252
1253 static int atc_dev_free(struct snd_device *dev)
1254 {
1255 struct ct_atc *atc = dev->device_data;
1256 return ct_atc_destroy(atc);
1257 }
1258
1259 static int atc_identify_card(struct ct_atc *atc, unsigned int ssid)
1260 {
1261 const struct snd_pci_quirk *p;
1262 const struct snd_pci_quirk *list;
1263 u16 vendor_id, device_id;
1264
1265 switch (atc->chip_type) {
1266 case ATC20K1:
1267 atc->chip_name = "20K1";
1268 list = subsys_20k1_list;
1269 break;
1270 case ATC20K2:
1271 atc->chip_name = "20K2";
1272 list = subsys_20k2_list;
1273 break;
1274 default:
1275 return -ENOENT;
1276 }
1277 if (ssid) {
1278 vendor_id = ssid >> 16;
1279 device_id = ssid & 0xffff;
1280 } else {
1281 vendor_id = atc->pci->subsystem_vendor;
1282 device_id = atc->pci->subsystem_device;
1283 }
1284 p = snd_pci_quirk_lookup_id(vendor_id, device_id, list);
1285 if (p) {
1286 if (p->value < 0) {
1287 dev_err(atc->card->dev,
1288 "Device %04x:%04x is black-listed\n",
1289 vendor_id, device_id);
1290 return -ENOENT;
1291 }
1292 atc->model = p->value;
1293 } else {
1294 if (atc->chip_type == ATC20K1)
1295 atc->model = CT20K1_UNKNOWN;
1296 else
1297 atc->model = CT20K2_UNKNOWN;
1298 }
1299 atc->model_name = ct_subsys_name[atc->model];
1300 dev_info(atc->card->dev, "chip %s model %s (%04x:%04x) is found\n",
1301 atc->chip_name, atc->model_name,
1302 vendor_id, device_id);
1303 return 0;
1304 }
1305
1306 int ct_atc_create_alsa_devs(struct ct_atc *atc)
1307 {
1308 enum CTALSADEVS i;
1309 int err;
1310
1311 alsa_dev_funcs[MIXER].public_name = atc->chip_name;
1312
1313 for (i = 0; i < NUM_CTALSADEVS; i++) {
1314 if (!alsa_dev_funcs[i].create)
1315 continue;
1316
1317 err = alsa_dev_funcs[i].create(atc, i,
1318 alsa_dev_funcs[i].public_name);
1319 if (err) {
1320 dev_err(atc->card->dev,
1321 "Creating alsa device %d failed!\n", i);
1322 return err;
1323 }
1324 }
1325
1326 return 0;
1327 }
1328
1329 static int atc_create_hw_devs(struct ct_atc *atc)
1330 {
1331 struct hw *hw;
1332 struct card_conf info = {0};
1333 int i, err;
1334
1335 err = create_hw_obj(atc->pci, atc->chip_type, atc->model, &hw);
1336 if (err) {
1337 dev_err(atc->card->dev, "Failed to create hw obj!!!\n");
1338 return err;
1339 }
1340 hw->card = atc->card;
1341 atc->hw = hw;
1342
1343 /* Initialize card hardware. */
1344 info.rsr = atc->rsr;
1345 info.msr = atc->msr;
1346 info.vm_pgt_phys = atc_get_ptp_phys(atc, 0);
1347 err = hw->card_init(hw, &info);
1348 if (err < 0)
1349 return err;
1350
1351 for (i = 0; i < NUM_RSCTYP; i++) {
1352 if (!rsc_mgr_funcs[i].create)
1353 continue;
1354
1355 err = rsc_mgr_funcs[i].create(atc->hw, &atc->rsc_mgrs[i]);
1356 if (err) {
1357 dev_err(atc->card->dev,
1358 "Failed to create rsc_mgr %d!!!\n", i);
1359 return err;
1360 }
1361 }
1362
1363 return 0;
1364 }
1365
1366 static int atc_get_resources(struct ct_atc *atc)
1367 {
1368 struct daio_desc da_desc = {0};
1369 struct daio_mgr *daio_mgr;
1370 struct src_desc src_dsc = {0};
1371 struct src_mgr *src_mgr;
1372 struct srcimp_desc srcimp_dsc = {0};
1373 struct srcimp_mgr *srcimp_mgr;
1374 struct sum_desc sum_dsc = {0};
1375 struct sum_mgr *sum_mgr;
1376 int err, i, num_srcs, num_daios;
1377
1378 num_daios = ((atc->model == CTSB1270) ? 8 : 7);
1379 num_srcs = ((atc->model == CTSB1270) ? 6 : 4);
1380
1381 atc->daios = kzalloc(sizeof(void *)*num_daios, GFP_KERNEL);
1382 if (!atc->daios)
1383 return -ENOMEM;
1384
1385 atc->srcs = kzalloc(sizeof(void *)*num_srcs, GFP_KERNEL);
1386 if (!atc->srcs)
1387 return -ENOMEM;
1388
1389 atc->srcimps = kzalloc(sizeof(void *)*num_srcs, GFP_KERNEL);
1390 if (!atc->srcimps)
1391 return -ENOMEM;
1392
1393 atc->pcm = kzalloc(sizeof(void *)*(2*4), GFP_KERNEL);
1394 if (!atc->pcm)
1395 return -ENOMEM;
1396
1397 daio_mgr = (struct daio_mgr *)atc->rsc_mgrs[DAIO];
1398 da_desc.msr = atc->msr;
1399 for (i = 0, atc->n_daio = 0; i < num_daios; i++) {
1400 da_desc.type = (atc->model != CTSB073X) ? i :
1401 ((i == SPDIFIO) ? SPDIFI1 : i);
1402 err = daio_mgr->get_daio(daio_mgr, &da_desc,
1403 (struct daio **)&atc->daios[i]);
1404 if (err) {
1405 dev_err(atc->card->dev,
1406 "Failed to get DAIO resource %d!!!\n",
1407 i);
1408 return err;
1409 }
1410 atc->n_daio++;
1411 }
1412
1413 src_mgr = atc->rsc_mgrs[SRC];
1414 src_dsc.multi = 1;
1415 src_dsc.msr = atc->msr;
1416 src_dsc.mode = ARCRW;
1417 for (i = 0, atc->n_src = 0; i < num_srcs; i++) {
1418 err = src_mgr->get_src(src_mgr, &src_dsc,
1419 (struct src **)&atc->srcs[i]);
1420 if (err)
1421 return err;
1422
1423 atc->n_src++;
1424 }
1425
1426 srcimp_mgr = atc->rsc_mgrs[SRCIMP];
1427 srcimp_dsc.msr = 8;
1428 for (i = 0, atc->n_srcimp = 0; i < num_srcs; i++) {
1429 err = srcimp_mgr->get_srcimp(srcimp_mgr, &srcimp_dsc,
1430 (struct srcimp **)&atc->srcimps[i]);
1431 if (err)
1432 return err;
1433
1434 atc->n_srcimp++;
1435 }
1436
1437 sum_mgr = atc->rsc_mgrs[SUM];
1438 sum_dsc.msr = atc->msr;
1439 for (i = 0, atc->n_pcm = 0; i < (2*4); i++) {
1440 err = sum_mgr->get_sum(sum_mgr, &sum_dsc,
1441 (struct sum **)&atc->pcm[i]);
1442 if (err)
1443 return err;
1444
1445 atc->n_pcm++;
1446 }
1447
1448 return 0;
1449 }
1450
1451 static void
1452 atc_connect_dai(struct src_mgr *src_mgr, struct dai *dai,
1453 struct src **srcs, struct srcimp **srcimps)
1454 {
1455 struct rsc *rscs[2] = {NULL};
1456 struct src *src;
1457 struct srcimp *srcimp;
1458 int i = 0;
1459
1460 rscs[0] = &dai->daio.rscl;
1461 rscs[1] = &dai->daio.rscr;
1462 for (i = 0; i < 2; i++) {
1463 src = srcs[i];
1464 srcimp = srcimps[i];
1465 srcimp->ops->map(srcimp, src, rscs[i]);
1466 src_mgr->src_disable(src_mgr, src);
1467 }
1468
1469 src_mgr->commit_write(src_mgr); /* Actually disable SRCs */
1470
1471 src = srcs[0];
1472 src->ops->set_pm(src, 1);
1473 for (i = 0; i < 2; i++) {
1474 src = srcs[i];
1475 src->ops->set_state(src, SRC_STATE_RUN);
1476 src->ops->commit_write(src);
1477 src_mgr->src_enable_s(src_mgr, src);
1478 }
1479
1480 dai->ops->set_srt_srcl(dai, &(srcs[0]->rsc));
1481 dai->ops->set_srt_srcr(dai, &(srcs[1]->rsc));
1482
1483 dai->ops->set_enb_src(dai, 1);
1484 dai->ops->set_enb_srt(dai, 1);
1485 dai->ops->commit_write(dai);
1486
1487 src_mgr->commit_write(src_mgr); /* Synchronously enable SRCs */
1488 }
1489
1490 static void atc_connect_resources(struct ct_atc *atc)
1491 {
1492 struct dai *dai;
1493 struct dao *dao;
1494 struct src *src;
1495 struct sum *sum;
1496 struct ct_mixer *mixer;
1497 struct rsc *rscs[2] = {NULL};
1498 int i, j;
1499
1500 mixer = atc->mixer;
1501
1502 for (i = MIX_WAVE_FRONT, j = LINEO1; i <= MIX_SPDIF_OUT; i++, j++) {
1503 mixer->get_output_ports(mixer, i, &rscs[0], &rscs[1]);
1504 dao = container_of(atc->daios[j], struct dao, daio);
1505 dao->ops->set_left_input(dao, rscs[0]);
1506 dao->ops->set_right_input(dao, rscs[1]);
1507 }
1508
1509 dai = container_of(atc->daios[LINEIM], struct dai, daio);
1510 atc_connect_dai(atc->rsc_mgrs[SRC], dai,
1511 (struct src **)&atc->srcs[2],
1512 (struct srcimp **)&atc->srcimps[2]);
1513 src = atc->srcs[2];
1514 mixer->set_input_left(mixer, MIX_LINE_IN, &src->rsc);
1515 src = atc->srcs[3];
1516 mixer->set_input_right(mixer, MIX_LINE_IN, &src->rsc);
1517
1518 if (atc->model == CTSB1270) {
1519 /* Titanium HD has a dedicated ADC for the Mic. */
1520 dai = container_of(atc->daios[MIC], struct dai, daio);
1521 atc_connect_dai(atc->rsc_mgrs[SRC], dai,
1522 (struct src **)&atc->srcs[4],
1523 (struct srcimp **)&atc->srcimps[4]);
1524 src = atc->srcs[4];
1525 mixer->set_input_left(mixer, MIX_MIC_IN, &src->rsc);
1526 src = atc->srcs[5];
1527 mixer->set_input_right(mixer, MIX_MIC_IN, &src->rsc);
1528 }
1529
1530 dai = container_of(atc->daios[SPDIFIO], struct dai, daio);
1531 atc_connect_dai(atc->rsc_mgrs[SRC], dai,
1532 (struct src **)&atc->srcs[0],
1533 (struct srcimp **)&atc->srcimps[0]);
1534
1535 src = atc->srcs[0];
1536 mixer->set_input_left(mixer, MIX_SPDIF_IN, &src->rsc);
1537 src = atc->srcs[1];
1538 mixer->set_input_right(mixer, MIX_SPDIF_IN, &src->rsc);
1539
1540 for (i = MIX_PCMI_FRONT, j = 0; i <= MIX_PCMI_SURROUND; i++, j += 2) {
1541 sum = atc->pcm[j];
1542 mixer->set_input_left(mixer, i, &sum->rsc);
1543 sum = atc->pcm[j+1];
1544 mixer->set_input_right(mixer, i, &sum->rsc);
1545 }
1546 }
1547
1548 #ifdef CONFIG_PM_SLEEP
1549 static int atc_suspend(struct ct_atc *atc)
1550 {
1551 int i;
1552 struct hw *hw = atc->hw;
1553
1554 snd_power_change_state(atc->card, SNDRV_CTL_POWER_D3hot);
1555
1556 for (i = FRONT; i < NUM_PCMS; i++) {
1557 if (!atc->pcms[i])
1558 continue;
1559
1560 snd_pcm_suspend_all(atc->pcms[i]);
1561 }
1562
1563 atc_release_resources(atc);
1564
1565 hw->suspend(hw);
1566
1567 return 0;
1568 }
1569
1570 static int atc_hw_resume(struct ct_atc *atc)
1571 {
1572 struct hw *hw = atc->hw;
1573 struct card_conf info = {0};
1574
1575 /* Re-initialize card hardware. */
1576 info.rsr = atc->rsr;
1577 info.msr = atc->msr;
1578 info.vm_pgt_phys = atc_get_ptp_phys(atc, 0);
1579 return hw->resume(hw, &info);
1580 }
1581
1582 static int atc_resources_resume(struct ct_atc *atc)
1583 {
1584 struct ct_mixer *mixer;
1585 int err = 0;
1586
1587 /* Get resources */
1588 err = atc_get_resources(atc);
1589 if (err < 0) {
1590 atc_release_resources(atc);
1591 return err;
1592 }
1593
1594 /* Build topology */
1595 atc_connect_resources(atc);
1596
1597 mixer = atc->mixer;
1598 mixer->resume(mixer);
1599
1600 return 0;
1601 }
1602
1603 static int atc_resume(struct ct_atc *atc)
1604 {
1605 int err = 0;
1606
1607 /* Do hardware resume. */
1608 err = atc_hw_resume(atc);
1609 if (err < 0) {
1610 dev_err(atc->card->dev,
1611 "pci_enable_device failed, disabling device\n");
1612 snd_card_disconnect(atc->card);
1613 return err;
1614 }
1615
1616 err = atc_resources_resume(atc);
1617 if (err < 0)
1618 return err;
1619
1620 snd_power_change_state(atc->card, SNDRV_CTL_POWER_D0);
1621
1622 return 0;
1623 }
1624 #endif
1625
1626 static struct ct_atc atc_preset = {
1627 .map_audio_buffer = ct_map_audio_buffer,
1628 .unmap_audio_buffer = ct_unmap_audio_buffer,
1629 .pcm_playback_prepare = atc_pcm_playback_prepare,
1630 .pcm_release_resources = atc_pcm_release_resources,
1631 .pcm_playback_start = atc_pcm_playback_start,
1632 .pcm_playback_stop = atc_pcm_stop,
1633 .pcm_playback_position = atc_pcm_playback_position,
1634 .pcm_capture_prepare = atc_pcm_capture_prepare,
1635 .pcm_capture_start = atc_pcm_capture_start,
1636 .pcm_capture_stop = atc_pcm_stop,
1637 .pcm_capture_position = atc_pcm_capture_position,
1638 .spdif_passthru_playback_prepare = spdif_passthru_playback_prepare,
1639 .get_ptp_phys = atc_get_ptp_phys,
1640 .select_line_in = atc_select_line_in,
1641 .select_mic_in = atc_select_mic_in,
1642 .select_digit_io = atc_select_digit_io,
1643 .line_front_unmute = atc_line_front_unmute,
1644 .line_surround_unmute = atc_line_surround_unmute,
1645 .line_clfe_unmute = atc_line_clfe_unmute,
1646 .line_rear_unmute = atc_line_rear_unmute,
1647 .line_in_unmute = atc_line_in_unmute,
1648 .mic_unmute = atc_mic_unmute,
1649 .spdif_out_unmute = atc_spdif_out_unmute,
1650 .spdif_in_unmute = atc_spdif_in_unmute,
1651 .spdif_out_get_status = atc_spdif_out_get_status,
1652 .spdif_out_set_status = atc_spdif_out_set_status,
1653 .spdif_out_passthru = atc_spdif_out_passthru,
1654 .capabilities = atc_capabilities,
1655 .output_switch_get = atc_output_switch_get,
1656 .output_switch_put = atc_output_switch_put,
1657 .mic_source_switch_get = atc_mic_source_switch_get,
1658 .mic_source_switch_put = atc_mic_source_switch_put,
1659 #ifdef CONFIG_PM_SLEEP
1660 .suspend = atc_suspend,
1661 .resume = atc_resume,
1662 #endif
1663 };
1664
1665 /**
1666 * ct_atc_create - create and initialize a hardware manager
1667 * @card: corresponding alsa card object
1668 * @pci: corresponding kernel pci device object
1669 * @ratc: return created object address in it
1670 *
1671 * Creates and initializes a hardware manager.
1672 *
1673 * Creates kmallocated ct_atc structure. Initializes hardware.
1674 * Returns 0 if succeeds, or negative error code if fails.
1675 */
1676
1677 int ct_atc_create(struct snd_card *card, struct pci_dev *pci,
1678 unsigned int rsr, unsigned int msr,
1679 int chip_type, unsigned int ssid,
1680 struct ct_atc **ratc)
1681 {
1682 struct ct_atc *atc;
1683 static struct snd_device_ops ops = {
1684 .dev_free = atc_dev_free,
1685 };
1686 int err;
1687
1688 *ratc = NULL;
1689
1690 atc = kzalloc(sizeof(*atc), GFP_KERNEL);
1691 if (!atc)
1692 return -ENOMEM;
1693
1694 /* Set operations */
1695 *atc = atc_preset;
1696
1697 atc->card = card;
1698 atc->pci = pci;
1699 atc->rsr = rsr;
1700 atc->msr = msr;
1701 atc->chip_type = chip_type;
1702
1703 mutex_init(&atc->atc_mutex);
1704
1705 /* Find card model */
1706 err = atc_identify_card(atc, ssid);
1707 if (err < 0) {
1708 dev_err(card->dev, "ctatc: Card not recognised\n");
1709 goto error1;
1710 }
1711
1712 /* Set up device virtual memory management object */
1713 err = ct_vm_create(&atc->vm, pci);
1714 if (err < 0)
1715 goto error1;
1716
1717 /* Create all atc hw devices */
1718 err = atc_create_hw_devs(atc);
1719 if (err < 0)
1720 goto error1;
1721
1722 err = ct_mixer_create(atc, (struct ct_mixer **)&atc->mixer);
1723 if (err) {
1724 dev_err(card->dev, "Failed to create mixer obj!!!\n");
1725 goto error1;
1726 }
1727
1728 /* Get resources */
1729 err = atc_get_resources(atc);
1730 if (err < 0)
1731 goto error1;
1732
1733 /* Build topology */
1734 atc_connect_resources(atc);
1735
1736 atc->timer = ct_timer_new(atc);
1737 if (!atc->timer) {
1738 err = -ENOMEM;
1739 goto error1;
1740 }
1741
1742 err = snd_device_new(card, SNDRV_DEV_LOWLEVEL, atc, &ops);
1743 if (err < 0)
1744 goto error1;
1745
1746 *ratc = atc;
1747 return 0;
1748
1749 error1:
1750 ct_atc_destroy(atc);
1751 dev_err(card->dev, "Something wrong!!!\n");
1752 return err;
1753 }
Linux kernel - Deliverables
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