2 * Copyright (C) 2008, Creative Technology Ltd. All Rights Reserved.
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.
11 * This file contains the implementation of the device resource management
21 #include "cthardware.h"
26 #include <linux/delay.h>
27 #include <sound/pcm.h>
28 #include <sound/control.h>
29 #include <sound/asoundef.h>
31 #define MONO_SUM_SCALE 0x19a8 /* 2^(-0.5) in 14-bit floating format */
33 #define MAX_MULTI_CHN 8
35 #define IEC958_DEFAULT_CON ((IEC958_AES0_NONAUDIO \
36 | IEC958_AES0_CON_NOT_COPYRIGHT) \
37 | ((IEC958_AES1_CON_MIXER \
38 | IEC958_AES1_CON_ORIGINAL) << 8) \
40 | ((IEC958_AES3_CON_FS_48000) << 24))
42 static struct snd_pci_quirk __devinitdata subsys_20k1_list[] = {
43 SND_PCI_QUIRK(PCI_VENDOR_ID_CREATIVE, 0x0022, "SB055x", CTSB055X),
44 SND_PCI_QUIRK(PCI_VENDOR_ID_CREATIVE, 0x002f, "SB055x", CTSB055X),
45 SND_PCI_QUIRK(PCI_VENDOR_ID_CREATIVE, 0x0029, "SB073x", CTSB073X),
46 SND_PCI_QUIRK(PCI_VENDOR_ID_CREATIVE, 0x0031, "SB073x", CTSB073X),
47 SND_PCI_QUIRK_MASK(PCI_VENDOR_ID_CREATIVE, 0x6000,
48 PCI_SUBDEVICE_ID_CREATIVE_HENDRIX, "UAA", CTUAA),
49 SND_PCI_QUIRK_VENDOR(PCI_VENDOR_ID_CREATIVE,
50 "Unknown", CT20K1_UNKNOWN),
54 static struct snd_pci_quirk __devinitdata subsys_20k2_list[] = {
55 SND_PCI_QUIRK(PCI_VENDOR_ID_CREATIVE, PCI_SUBDEVICE_ID_CREATIVE_SB0760,
57 SND_PCI_QUIRK(PCI_VENDOR_ID_CREATIVE, PCI_SUBDEVICE_ID_CREATIVE_SB08801,
59 SND_PCI_QUIRK(PCI_VENDOR_ID_CREATIVE, PCI_SUBDEVICE_ID_CREATIVE_SB08802,
61 SND_PCI_QUIRK(PCI_VENDOR_ID_CREATIVE, PCI_SUBDEVICE_ID_CREATIVE_SB08803,
63 SND_PCI_QUIRK_MASK(PCI_VENDOR_ID_CREATIVE, 0x6000,
64 PCI_SUBDEVICE_ID_CREATIVE_HENDRIX, "UAA", CTHENDRIX),
68 static const char *ct_subsys_name[NUM_CTCARDS] = {
69 [CTSB055X] = "SB055x",
70 [CTSB073X] = "SB073x",
71 [CTSB0760] = "SB076x",
73 [CT20K1_UNKNOWN] = "Unknown",
74 [CTHENDRIX] = "Hendrix",
75 [CTSB0880] = "SB0880",
79 int (*create)(struct ct_atc *atc,
80 enum CTALSADEVS device, const char *device_name);
81 int (*destroy)(void *alsa_dev);
82 const char *public_name;
83 } alsa_dev_funcs[NUM_CTALSADEVS] = {
84 [FRONT] = { .create = ct_alsa_pcm_create,
86 .public_name = "Front/WaveIn"},
87 [SURROUND] = { .create = ct_alsa_pcm_create,
89 .public_name = "Surround"},
90 [CLFE] = { .create = ct_alsa_pcm_create,
92 .public_name = "Center/LFE"},
93 [SIDE] = { .create = ct_alsa_pcm_create,
95 .public_name = "Side"},
96 [IEC958] = { .create = ct_alsa_pcm_create,
98 .public_name = "IEC958 Non-audio"},
100 [MIXER] = { .create = ct_alsa_mix_create,
102 .public_name = "Mixer"}
105 typedef int (*create_t)(void *, void **);
106 typedef int (*destroy_t)(void *);
109 int (*create)(void *hw, void **rmgr);
110 int (*destroy)(void *mgr);
111 } rsc_mgr_funcs[NUM_RSCTYP] = {
112 [SRC] = { .create = (create_t)src_mgr_create,
113 .destroy = (destroy_t)src_mgr_destroy },
114 [SRCIMP] = { .create = (create_t)srcimp_mgr_create,
115 .destroy = (destroy_t)srcimp_mgr_destroy },
116 [AMIXER] = { .create = (create_t)amixer_mgr_create,
117 .destroy = (destroy_t)amixer_mgr_destroy },
118 [SUM] = { .create = (create_t)sum_mgr_create,
119 .destroy = (destroy_t)sum_mgr_destroy },
120 [DAIO] = { .create = (create_t)daio_mgr_create,
121 .destroy = (destroy_t)daio_mgr_destroy }
125 atc_pcm_release_resources(struct ct_atc *atc, struct ct_atc_pcm *apcm);
128 * Only mono and interleaved modes are supported now.
129 * Always allocates a contiguous channel block.
132 static int ct_map_audio_buffer(struct ct_atc *atc, struct ct_atc_pcm *apcm)
134 struct snd_pcm_runtime *runtime;
137 if (NULL == apcm->substream)
140 runtime = apcm->substream->runtime;
143 apcm->vm_block = vm->map(vm, apcm->substream, runtime->dma_bytes);
145 if (NULL == apcm->vm_block)
151 static void ct_unmap_audio_buffer(struct ct_atc *atc, struct ct_atc_pcm *apcm)
155 if (NULL == apcm->vm_block)
160 vm->unmap(vm, apcm->vm_block);
162 apcm->vm_block = NULL;
165 static unsigned long atc_get_ptp_phys(struct ct_atc *atc, int index)
169 unsigned long phys_addr;
172 kvirt_addr = vm->get_ptp_virt(vm, index);
173 if (kvirt_addr == NULL)
176 phys_addr = virt_to_phys(kvirt_addr);
181 static unsigned int convert_format(snd_pcm_format_t snd_format)
183 switch (snd_format) {
184 case SNDRV_PCM_FORMAT_U8:
186 case SNDRV_PCM_FORMAT_S16_LE:
188 case SNDRV_PCM_FORMAT_S24_3LE:
190 case SNDRV_PCM_FORMAT_S32_LE:
192 case SNDRV_PCM_FORMAT_FLOAT_LE:
195 printk(KERN_ERR "ctxfi: not recognized snd format is %d \n",
202 atc_get_pitch(unsigned int input_rate, unsigned int output_rate)
207 /* get pitch and convert to fixed-point 8.24 format. */
208 pitch = (input_rate / output_rate) << 24;
209 input_rate %= output_rate;
212 for (b = 31; ((b >= 0) && !(input_rate >> b)); )
216 input_rate <<= (31 - b);
217 input_rate /= output_rate;
230 static int select_rom(unsigned int pitch)
232 if ((pitch > 0x00428f5c) && (pitch < 0x01b851ec)) {
233 /* 0.26 <= pitch <= 1.72 */
235 } else if ((0x01d66666 == pitch) || (0x01d66667 == pitch)) {
236 /* pitch == 1.8375 */
238 } else if (0x02000000 == pitch) {
241 } else if ((pitch >= 0x0) && (pitch <= 0x08000000)) {
242 /* 0 <= pitch <= 8 */
249 static int atc_pcm_playback_prepare(struct ct_atc *atc, struct ct_atc_pcm *apcm)
251 struct src_mgr *src_mgr = atc->rsc_mgrs[SRC];
252 struct amixer_mgr *amixer_mgr = atc->rsc_mgrs[AMIXER];
253 struct src_desc desc = {0};
254 struct amixer_desc mix_dsc = {0};
256 struct amixer *amixer;
258 int n_amixer = apcm->substream->runtime->channels, i = 0;
259 int device = apcm->substream->pcm->device;
263 if (NULL != apcm->src) {
264 /* Prepared pcm playback */
268 /* first release old resources */
269 atc->pcm_release_resources(atc, apcm);
271 /* Get SRC resource */
272 desc.multi = apcm->substream->runtime->channels;
275 err = src_mgr->get_src(src_mgr, &desc, (struct src **)&apcm->src);
279 pitch = atc_get_pitch(apcm->substream->runtime->rate,
280 (atc->rsr * atc->msr));
282 src->ops->set_pitch(src, pitch);
283 src->ops->set_rom(src, select_rom(pitch));
284 src->ops->set_sf(src, convert_format(apcm->substream->runtime->format));
285 src->ops->set_pm(src, (src->ops->next_interleave(src) != NULL));
287 /* Get AMIXER resource */
288 n_amixer = (n_amixer < 2) ? 2 : n_amixer;
289 apcm->amixers = kzalloc(sizeof(void *)*n_amixer, GFP_KERNEL);
290 if (NULL == apcm->amixers) {
294 mix_dsc.msr = atc->msr;
295 for (i = 0, apcm->n_amixer = 0; i < n_amixer; i++) {
296 err = amixer_mgr->get_amixer(amixer_mgr, &mix_dsc,
297 (struct amixer **)&apcm->amixers[i]);
304 /* Set up device virtual mem map */
305 err = ct_map_audio_buffer(atc, apcm);
309 /* Connect resources */
311 for (i = 0; i < n_amixer; i++) {
312 amixer = apcm->amixers[i];
313 spin_lock_irqsave(&atc->atc_lock, flags);
314 amixer->ops->setup(amixer, &src->rsc,
315 INIT_VOL, atc->pcm[i+device*2]);
316 spin_unlock_irqrestore(&atc->atc_lock, flags);
317 src = src->ops->next_interleave(src);
322 ct_timer_prepare(apcm->timer);
327 atc_pcm_release_resources(atc, apcm);
332 atc_pcm_release_resources(struct ct_atc *atc, struct ct_atc_pcm *apcm)
334 struct src_mgr *src_mgr = atc->rsc_mgrs[SRC];
335 struct srcimp_mgr *srcimp_mgr = atc->rsc_mgrs[SRCIMP];
336 struct amixer_mgr *amixer_mgr = atc->rsc_mgrs[AMIXER];
337 struct sum_mgr *sum_mgr = atc->rsc_mgrs[SUM];
338 struct srcimp *srcimp;
341 if (NULL != apcm->srcimps) {
342 for (i = 0; i < apcm->n_srcimp; i++) {
343 srcimp = apcm->srcimps[i];
344 srcimp->ops->unmap(srcimp);
345 srcimp_mgr->put_srcimp(srcimp_mgr, srcimp);
346 apcm->srcimps[i] = NULL;
348 kfree(apcm->srcimps);
349 apcm->srcimps = NULL;
352 if (NULL != apcm->srccs) {
353 for (i = 0; i < apcm->n_srcc; i++) {
354 src_mgr->put_src(src_mgr, apcm->srccs[i]);
355 apcm->srccs[i] = NULL;
361 if (NULL != apcm->amixers) {
362 for (i = 0; i < apcm->n_amixer; i++) {
363 amixer_mgr->put_amixer(amixer_mgr, apcm->amixers[i]);
364 apcm->amixers[i] = NULL;
366 kfree(apcm->amixers);
367 apcm->amixers = NULL;
370 if (NULL != apcm->mono) {
371 sum_mgr->put_sum(sum_mgr, apcm->mono);
375 if (NULL != apcm->src) {
376 src_mgr->put_src(src_mgr, apcm->src);
380 if (NULL != apcm->vm_block) {
381 /* Undo device virtual mem map */
382 ct_unmap_audio_buffer(atc, apcm);
383 apcm->vm_block = NULL;
389 static int atc_pcm_playback_start(struct ct_atc *atc, struct ct_atc_pcm *apcm)
391 unsigned int max_cisz;
392 struct src *src = apcm->src;
394 max_cisz = src->multi * src->rsc.msr;
395 max_cisz = 0x80 * (max_cisz < 8 ? max_cisz : 8);
397 src->ops->set_sa(src, apcm->vm_block->addr);
398 src->ops->set_la(src, apcm->vm_block->addr + apcm->vm_block->size);
399 src->ops->set_ca(src, apcm->vm_block->addr + max_cisz);
400 src->ops->set_cisz(src, max_cisz);
402 src->ops->set_bm(src, 1);
403 src->ops->set_state(src, SRC_STATE_INIT);
404 src->ops->commit_write(src);
406 ct_timer_start(apcm->timer);
410 static int atc_pcm_stop(struct ct_atc *atc, struct ct_atc_pcm *apcm)
415 ct_timer_stop(apcm->timer);
418 src->ops->set_bm(src, 0);
419 src->ops->set_state(src, SRC_STATE_OFF);
420 src->ops->commit_write(src);
422 if (NULL != apcm->srccs) {
423 for (i = 0; i < apcm->n_srcc; i++) {
424 src = apcm->srccs[i];
425 src->ops->set_bm(src, 0);
426 src->ops->set_state(src, SRC_STATE_OFF);
427 src->ops->commit_write(src);
437 atc_pcm_playback_position(struct ct_atc *atc, struct ct_atc_pcm *apcm)
439 struct src *src = apcm->src;
443 position = src->ops->get_ca(src);
445 size = apcm->vm_block->size;
446 max_cisz = src->multi * src->rsc.msr;
447 max_cisz = 128 * (max_cisz < 8 ? max_cisz : 8);
449 return (position + size - max_cisz - apcm->vm_block->addr) % size;
452 struct src_node_conf_t {
455 unsigned int mix_msr:8;
456 unsigned int imp_msr:8;
460 static void setup_src_node_conf(struct ct_atc *atc, struct ct_atc_pcm *apcm,
461 struct src_node_conf_t *conf, int *n_srcc)
465 /* get pitch and convert to fixed-point 8.24 format. */
466 pitch = atc_get_pitch((atc->rsr * atc->msr),
467 apcm->substream->runtime->rate);
471 *n_srcc = apcm->substream->runtime->channels;
472 conf[0].pitch = pitch;
473 conf[0].mix_msr = conf[0].imp_msr = conf[0].msr = 1;
475 } else if (2 == atc->msr) {
476 if (0x8000000 < pitch) {
477 /* Need two-stage SRCs, SRCIMPs and
478 * AMIXERs for converting format */
479 conf[0].pitch = (atc->msr << 24);
480 conf[0].msr = conf[0].mix_msr = 1;
481 conf[0].imp_msr = atc->msr;
483 conf[1].pitch = atc_get_pitch(atc->rsr,
484 apcm->substream->runtime->rate);
485 conf[1].msr = conf[1].mix_msr = conf[1].imp_msr = 1;
487 *n_srcc = apcm->substream->runtime->channels * 2;
488 } else if (0x1000000 < pitch) {
489 /* Need one-stage SRCs, SRCIMPs and
490 * AMIXERs for converting format */
491 conf[0].pitch = pitch;
492 conf[0].msr = conf[0].mix_msr
493 = conf[0].imp_msr = atc->msr;
495 *n_srcc = apcm->substream->runtime->channels;
501 atc_pcm_capture_get_resources(struct ct_atc *atc, struct ct_atc_pcm *apcm)
503 struct src_mgr *src_mgr = atc->rsc_mgrs[SRC];
504 struct srcimp_mgr *srcimp_mgr = atc->rsc_mgrs[SRCIMP];
505 struct amixer_mgr *amixer_mgr = atc->rsc_mgrs[AMIXER];
506 struct sum_mgr *sum_mgr = atc->rsc_mgrs[SUM];
507 struct src_desc src_dsc = {0};
509 struct srcimp_desc srcimp_dsc = {0};
510 struct srcimp *srcimp;
511 struct amixer_desc mix_dsc = {0};
512 struct sum_desc sum_dsc = {0};
515 int n_srcimp, n_amixer, n_srcc, n_sum;
516 struct src_node_conf_t src_node_conf[2] = {{0} };
518 /* first release old resources */
519 atc->pcm_release_resources(atc, apcm);
521 /* The numbers of converting SRCs and SRCIMPs should be determined
524 multi = apcm->substream->runtime->channels;
526 /* get pitch and convert to fixed-point 8.24 format. */
527 pitch = atc_get_pitch((atc->rsr * atc->msr),
528 apcm->substream->runtime->rate);
530 setup_src_node_conf(atc, apcm, src_node_conf, &n_srcc);
531 n_sum = (1 == multi) ? 1 : 0;
532 n_amixer = n_sum * 2 + n_srcc;
534 if ((multi > 1) && (0x8000000 >= pitch)) {
535 /* Need extra AMIXERs and SRCIMPs for special treatment
536 * of interleaved recording of conjugate channels */
537 n_amixer += multi * atc->msr;
538 n_srcimp += multi * atc->msr;
544 apcm->srccs = kzalloc(sizeof(void *)*n_srcc, GFP_KERNEL);
545 if (NULL == apcm->srccs)
549 apcm->amixers = kzalloc(sizeof(void *)*n_amixer, GFP_KERNEL);
550 if (NULL == apcm->amixers) {
555 apcm->srcimps = kzalloc(sizeof(void *)*n_srcimp, GFP_KERNEL);
556 if (NULL == apcm->srcimps) {
561 /* Allocate SRCs for sample rate conversion if needed */
563 src_dsc.mode = ARCRW;
564 for (i = 0, apcm->n_srcc = 0; i < n_srcc; i++) {
565 src_dsc.msr = src_node_conf[i/multi].msr;
566 err = src_mgr->get_src(src_mgr, &src_dsc,
567 (struct src **)&apcm->srccs[i]);
571 src = apcm->srccs[i];
572 pitch = src_node_conf[i/multi].pitch;
573 src->ops->set_pitch(src, pitch);
574 src->ops->set_rom(src, select_rom(pitch));
575 src->ops->set_vo(src, src_node_conf[i/multi].vo);
580 /* Allocate AMIXERs for routing SRCs of conversion if needed */
581 for (i = 0, apcm->n_amixer = 0; i < n_amixer; i++) {
583 mix_dsc.msr = atc->msr;
584 else if (i < (n_sum*2+n_srcc))
585 mix_dsc.msr = src_node_conf[(i-n_sum*2)/multi].mix_msr;
589 err = amixer_mgr->get_amixer(amixer_mgr, &mix_dsc,
590 (struct amixer **)&apcm->amixers[i]);
597 /* Allocate a SUM resource to mix all input channels together */
598 sum_dsc.msr = atc->msr;
599 err = sum_mgr->get_sum(sum_mgr, &sum_dsc, (struct sum **)&apcm->mono);
603 pitch = atc_get_pitch((atc->rsr * atc->msr),
604 apcm->substream->runtime->rate);
605 /* Allocate SRCIMP resources */
606 for (i = 0, apcm->n_srcimp = 0; i < n_srcimp; i++) {
608 srcimp_dsc.msr = src_node_conf[i/multi].imp_msr;
610 srcimp_dsc.msr = (pitch <= 0x8000000) ? atc->msr : 1;
614 err = srcimp_mgr->get_srcimp(srcimp_mgr, &srcimp_dsc, &srcimp);
618 apcm->srcimps[i] = srcimp;
622 /* Allocate a SRC for writing data to host memory */
623 src_dsc.multi = apcm->substream->runtime->channels;
625 src_dsc.mode = MEMWR;
626 err = src_mgr->get_src(src_mgr, &src_dsc, (struct src **)&apcm->src);
631 src->ops->set_pitch(src, pitch);
633 /* Set up device virtual mem map */
634 err = ct_map_audio_buffer(atc, apcm);
641 atc_pcm_release_resources(atc, apcm);
645 static int atc_pcm_capture_prepare(struct ct_atc *atc, struct ct_atc_pcm *apcm)
648 struct amixer *amixer;
649 struct srcimp *srcimp;
650 struct ct_mixer *mixer = atc->mixer;
652 struct rsc *out_ports[8] = {NULL};
653 int err, i, j, n_sum, multi;
655 int mix_base = 0, imp_base = 0;
657 if (NULL != apcm->src) {
658 /* Prepared pcm capture */
662 /* Get needed resources. */
663 err = atc_pcm_capture_get_resources(atc, apcm);
667 /* Connect resources */
668 mixer->get_output_ports(mixer, MIX_PCMO_FRONT,
669 &out_ports[0], &out_ports[1]);
671 multi = apcm->substream->runtime->channels;
674 for (i = 0; i < 2; i++) {
675 amixer = apcm->amixers[i];
676 amixer->ops->setup(amixer, out_ports[i],
677 MONO_SUM_SCALE, mono);
679 out_ports[0] = &mono->rsc;
681 mix_base = n_sum * 2;
684 for (i = 0; i < apcm->n_srcc; i++) {
685 src = apcm->srccs[i];
686 srcimp = apcm->srcimps[imp_base+i];
687 amixer = apcm->amixers[mix_base+i];
688 srcimp->ops->map(srcimp, src, out_ports[i%multi]);
689 amixer->ops->setup(amixer, &src->rsc, INIT_VOL, NULL);
690 out_ports[i%multi] = &amixer->rsc;
693 pitch = atc_get_pitch((atc->rsr * atc->msr),
694 apcm->substream->runtime->rate);
696 if ((multi > 1) && (pitch <= 0x8000000)) {
697 /* Special connection for interleaved
698 * recording with conjugate channels */
699 for (i = 0; i < multi; i++) {
700 out_ports[i]->ops->master(out_ports[i]);
701 for (j = 0; j < atc->msr; j++) {
702 amixer = apcm->amixers[apcm->n_srcc+j*multi+i];
703 amixer->ops->set_input(amixer, out_ports[i]);
704 amixer->ops->set_scale(amixer, INIT_VOL);
705 amixer->ops->set_sum(amixer, NULL);
706 amixer->ops->commit_raw_write(amixer);
707 out_ports[i]->ops->next_conj(out_ports[i]);
709 srcimp = apcm->srcimps[apcm->n_srcc+j*multi+i];
710 srcimp->ops->map(srcimp, apcm->src,
715 for (i = 0; i < multi; i++) {
716 srcimp = apcm->srcimps[apcm->n_srcc+i];
717 srcimp->ops->map(srcimp, apcm->src, out_ports[i]);
721 ct_timer_prepare(apcm->timer);
726 static int atc_pcm_capture_start(struct ct_atc *atc, struct ct_atc_pcm *apcm)
729 struct src_mgr *src_mgr = atc->rsc_mgrs[SRC];
736 multi = apcm->substream->runtime->channels;
737 /* Set up converting SRCs */
738 for (i = 0; i < apcm->n_srcc; i++) {
739 src = apcm->srccs[i];
740 src->ops->set_pm(src, ((i%multi) != (multi-1)));
741 src_mgr->src_disable(src_mgr, src);
744 /* Set up recording SRC */
746 src->ops->set_sf(src, convert_format(apcm->substream->runtime->format));
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);
752 /* Disable relevant SRCs firstly */
753 src_mgr->commit_write(src_mgr);
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);
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);
768 /* Enable relevant SRCs synchronously */
769 src_mgr->commit_write(src_mgr);
771 ct_timer_start(apcm->timer);
776 atc_pcm_capture_position(struct ct_atc *atc, struct ct_atc_pcm *apcm)
778 struct src *src = apcm->src;
780 return src->ops->get_ca(src) - apcm->vm_block->addr;
783 static int spdif_passthru_playback_get_resources(struct ct_atc *atc,
784 struct ct_atc_pcm *apcm)
786 struct src_mgr *src_mgr = atc->rsc_mgrs[SRC];
787 struct amixer_mgr *amixer_mgr = atc->rsc_mgrs[AMIXER];
788 struct src_desc desc = {0};
789 struct amixer_desc mix_dsc = {0};
792 int n_amixer = apcm->substream->runtime->channels, i;
793 unsigned int pitch, rsr = atc->pll_rate;
795 /* first release old resources */
796 atc->pcm_release_resources(atc, apcm);
798 /* Get SRC resource */
799 desc.multi = apcm->substream->runtime->channels;
801 while (apcm->substream->runtime->rate > (rsr * desc.msr))
805 err = src_mgr->get_src(src_mgr, &desc, (struct src **)&apcm->src);
809 pitch = atc_get_pitch(apcm->substream->runtime->rate, (rsr * desc.msr));
811 src->ops->set_pitch(src, pitch);
812 src->ops->set_rom(src, select_rom(pitch));
813 src->ops->set_sf(src, convert_format(apcm->substream->runtime->format));
814 src->ops->set_pm(src, (src->ops->next_interleave(src) != NULL));
815 src->ops->set_bp(src, 1);
817 /* Get AMIXER resource */
818 n_amixer = (n_amixer < 2) ? 2 : n_amixer;
819 apcm->amixers = kzalloc(sizeof(void *)*n_amixer, GFP_KERNEL);
820 if (NULL == apcm->amixers) {
824 mix_dsc.msr = desc.msr;
825 for (i = 0, apcm->n_amixer = 0; i < n_amixer; i++) {
826 err = amixer_mgr->get_amixer(amixer_mgr, &mix_dsc,
827 (struct amixer **)&apcm->amixers[i]);
834 /* Set up device virtual mem map */
835 err = ct_map_audio_buffer(atc, apcm);
842 atc_pcm_release_resources(atc, apcm);
846 static int atc_pll_init(struct ct_atc *atc, int rate)
848 struct hw *hw = atc->hw;
850 err = hw->pll_init(hw, rate);
851 atc->pll_rate = err ? 0 : rate;
856 spdif_passthru_playback_setup(struct ct_atc *atc, struct ct_atc_pcm *apcm)
858 struct dao *dao = container_of(atc->daios[SPDIFOO], struct dao, daio);
860 unsigned int rate = apcm->substream->runtime->rate;
863 unsigned char iec958_con_fs;
867 iec958_con_fs = IEC958_AES3_CON_FS_48000;
870 iec958_con_fs = IEC958_AES3_CON_FS_44100;
873 iec958_con_fs = IEC958_AES3_CON_FS_32000;
879 spin_lock_irqsave(&atc->atc_lock, flags);
880 dao->ops->get_spos(dao, &status);
881 if (((status >> 24) & IEC958_AES3_CON_FS) != iec958_con_fs) {
882 status &= ((~IEC958_AES3_CON_FS) << 24);
883 status |= (iec958_con_fs << 24);
884 dao->ops->set_spos(dao, status);
885 dao->ops->commit_write(dao);
887 if ((rate != atc->pll_rate) && (32000 != rate))
888 err = atc_pll_init(atc, rate);
889 spin_unlock_irqrestore(&atc->atc_lock, flags);
895 spdif_passthru_playback_prepare(struct ct_atc *atc, struct ct_atc_pcm *apcm)
898 struct amixer *amixer;
904 if (NULL != apcm->src)
907 /* Configure SPDIFOO and PLL to passthrough mode;
908 * determine pll_rate. */
909 err = spdif_passthru_playback_setup(atc, apcm);
913 /* Get needed resources. */
914 err = spdif_passthru_playback_get_resources(atc, apcm);
918 /* Connect resources */
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);
927 /* Connect to SPDIFOO */
928 spin_lock_irqsave(&atc->atc_lock, flags);
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 spin_unlock_irqrestore(&atc->atc_lock, flags);
936 ct_timer_prepare(apcm->timer);
941 static int atc_select_line_in(struct ct_atc *atc)
943 struct hw *hw = atc->hw;
944 struct ct_mixer *mixer = atc->mixer;
947 if (hw->is_adc_source_selected(hw, ADC_LINEIN))
950 mixer->set_input_left(mixer, MIX_MIC_IN, NULL);
951 mixer->set_input_right(mixer, MIX_MIC_IN, NULL);
953 hw->select_adc_source(hw, ADC_LINEIN);
956 mixer->set_input_left(mixer, MIX_LINE_IN, &src->rsc);
958 mixer->set_input_right(mixer, MIX_LINE_IN, &src->rsc);
963 static int atc_select_mic_in(struct ct_atc *atc)
965 struct hw *hw = atc->hw;
966 struct ct_mixer *mixer = atc->mixer;
969 if (hw->is_adc_source_selected(hw, ADC_MICIN))
972 mixer->set_input_left(mixer, MIX_LINE_IN, NULL);
973 mixer->set_input_right(mixer, MIX_LINE_IN, NULL);
975 hw->select_adc_source(hw, ADC_MICIN);
978 mixer->set_input_left(mixer, MIX_MIC_IN, &src->rsc);
980 mixer->set_input_right(mixer, MIX_MIC_IN, &src->rsc);
985 static int atc_have_digit_io_switch(struct ct_atc *atc)
987 struct hw *hw = atc->hw;
989 return hw->have_digit_io_switch(hw);
992 static int atc_select_digit_io(struct ct_atc *atc)
994 struct hw *hw = atc->hw;
996 if (hw->is_adc_source_selected(hw, ADC_NONE))
999 hw->select_adc_source(hw, ADC_NONE);
1004 static int atc_daio_unmute(struct ct_atc *atc, unsigned char state, int type)
1006 struct daio_mgr *daio_mgr = atc->rsc_mgrs[DAIO];
1009 daio_mgr->daio_enable(daio_mgr, atc->daios[type]);
1011 daio_mgr->daio_disable(daio_mgr, atc->daios[type]);
1013 daio_mgr->commit_write(daio_mgr);
1019 atc_dao_get_status(struct ct_atc *atc, unsigned int *status, int type)
1021 struct dao *dao = container_of(atc->daios[type], struct dao, daio);
1022 return dao->ops->get_spos(dao, status);
1026 atc_dao_set_status(struct ct_atc *atc, unsigned int status, int type)
1028 struct dao *dao = container_of(atc->daios[type], struct dao, daio);
1030 dao->ops->set_spos(dao, status);
1031 dao->ops->commit_write(dao);
1035 static int atc_line_front_unmute(struct ct_atc *atc, unsigned char state)
1037 return atc_daio_unmute(atc, state, LINEO1);
1040 static int atc_line_surround_unmute(struct ct_atc *atc, unsigned char state)
1042 return atc_daio_unmute(atc, state, LINEO4);
1045 static int atc_line_clfe_unmute(struct ct_atc *atc, unsigned char state)
1047 return atc_daio_unmute(atc, state, LINEO3);
1050 static int atc_line_rear_unmute(struct ct_atc *atc, unsigned char state)
1052 return atc_daio_unmute(atc, state, LINEO2);
1055 static int atc_line_in_unmute(struct ct_atc *atc, unsigned char state)
1057 return atc_daio_unmute(atc, state, LINEIM);
1060 static int atc_spdif_out_unmute(struct ct_atc *atc, unsigned char state)
1062 return atc_daio_unmute(atc, state, SPDIFOO);
1065 static int atc_spdif_in_unmute(struct ct_atc *atc, unsigned char state)
1067 return atc_daio_unmute(atc, state, SPDIFIO);
1070 static int atc_spdif_out_get_status(struct ct_atc *atc, unsigned int *status)
1072 return atc_dao_get_status(atc, status, SPDIFOO);
1075 static int atc_spdif_out_set_status(struct ct_atc *atc, unsigned int status)
1077 return atc_dao_set_status(atc, status, SPDIFOO);
1080 static int atc_spdif_out_passthru(struct ct_atc *atc, unsigned char state)
1082 unsigned long flags;
1083 struct dao_desc da_dsc = {0};
1086 struct ct_mixer *mixer = atc->mixer;
1087 struct rsc *rscs[2] = {NULL};
1088 unsigned int spos = 0;
1090 spin_lock_irqsave(&atc->atc_lock, flags);
1091 dao = container_of(atc->daios[SPDIFOO], struct dao, daio);
1092 da_dsc.msr = state ? 1 : atc->msr;
1093 da_dsc.passthru = state ? 1 : 0;
1094 err = dao->ops->reinit(dao, &da_dsc);
1096 spos = IEC958_DEFAULT_CON;
1098 mixer->get_output_ports(mixer, MIX_SPDIF_OUT,
1099 &rscs[0], &rscs[1]);
1100 dao->ops->set_left_input(dao, rscs[0]);
1101 dao->ops->set_right_input(dao, rscs[1]);
1102 /* Restore PLL to atc->rsr if needed. */
1103 if (atc->pll_rate != atc->rsr)
1104 err = atc_pll_init(atc, atc->rsr);
1106 dao->ops->set_spos(dao, spos);
1107 dao->ops->commit_write(dao);
1108 spin_unlock_irqrestore(&atc->atc_lock, flags);
1113 static int ct_atc_destroy(struct ct_atc *atc)
1115 struct daio_mgr *daio_mgr;
1119 struct sum_mgr *sum_mgr;
1120 struct src_mgr *src_mgr;
1121 struct srcimp_mgr *srcimp_mgr;
1122 struct srcimp *srcimp;
1123 struct ct_mixer *mixer;
1130 ct_timer_free(atc->timer);
1134 /* Stop hardware and disable all interrupts */
1135 if (NULL != atc->hw)
1136 ((struct hw *)atc->hw)->card_stop(atc->hw);
1138 /* Destroy internal mixer objects */
1139 if (NULL != atc->mixer) {
1141 mixer->set_input_left(mixer, MIX_LINE_IN, NULL);
1142 mixer->set_input_right(mixer, MIX_LINE_IN, NULL);
1143 mixer->set_input_left(mixer, MIX_MIC_IN, NULL);
1144 mixer->set_input_right(mixer, MIX_MIC_IN, NULL);
1145 mixer->set_input_left(mixer, MIX_SPDIF_IN, NULL);
1146 mixer->set_input_right(mixer, MIX_SPDIF_IN, NULL);
1147 ct_mixer_destroy(atc->mixer);
1150 if (NULL != atc->daios) {
1151 daio_mgr = (struct daio_mgr *)atc->rsc_mgrs[DAIO];
1152 for (i = 0; i < atc->n_daio; i++) {
1153 daio = atc->daios[i];
1154 if (daio->type < LINEIM) {
1155 dao = container_of(daio, struct dao, daio);
1156 dao->ops->clear_left_input(dao);
1157 dao->ops->clear_right_input(dao);
1159 dai = container_of(daio, struct dai, daio);
1160 /* some thing to do for dai ... */
1162 daio_mgr->put_daio(daio_mgr, daio);
1167 if (NULL != atc->pcm) {
1168 sum_mgr = atc->rsc_mgrs[SUM];
1169 for (i = 0; i < atc->n_pcm; i++)
1170 sum_mgr->put_sum(sum_mgr, atc->pcm[i]);
1175 if (NULL != atc->srcs) {
1176 src_mgr = atc->rsc_mgrs[SRC];
1177 for (i = 0; i < atc->n_src; i++)
1178 src_mgr->put_src(src_mgr, atc->srcs[i]);
1183 if (NULL != atc->srcimps) {
1184 srcimp_mgr = atc->rsc_mgrs[SRCIMP];
1185 for (i = 0; i < atc->n_srcimp; i++) {
1186 srcimp = atc->srcimps[i];
1187 srcimp->ops->unmap(srcimp);
1188 srcimp_mgr->put_srcimp(srcimp_mgr, atc->srcimps[i]);
1190 kfree(atc->srcimps);
1193 for (i = 0; i < NUM_RSCTYP; i++) {
1194 if ((NULL != rsc_mgr_funcs[i].destroy) &&
1195 (NULL != atc->rsc_mgrs[i]))
1196 rsc_mgr_funcs[i].destroy(atc->rsc_mgrs[i]);
1200 if (NULL != atc->hw)
1201 destroy_hw_obj((struct hw *)atc->hw);
1203 /* Destroy device virtual memory manager object */
1204 if (NULL != atc->vm) {
1205 ct_vm_destroy(atc->vm);
1214 static int atc_dev_free(struct snd_device *dev)
1216 struct ct_atc *atc = dev->device_data;
1217 return ct_atc_destroy(atc);
1220 static int __devinit atc_identify_card(struct ct_atc *atc)
1222 const struct snd_pci_quirk *p;
1223 const struct snd_pci_quirk *list;
1225 switch (atc->chip_type) {
1227 atc->chip_name = "20K1";
1228 list = subsys_20k1_list;
1231 atc->chip_name = "20K2";
1232 list = subsys_20k2_list;
1237 p = snd_pci_quirk_lookup(atc->pci, list);
1240 atc->model = p->value;
1241 atc->model_name = ct_subsys_name[atc->model];
1242 snd_printd("ctxfi: chip %s model %s (%04x:%04x) is found\n",
1243 atc->chip_name, atc->model_name,
1244 atc->pci->subsystem_vendor,
1245 atc->pci->subsystem_device);
1249 int __devinit ct_atc_create_alsa_devs(struct ct_atc *atc)
1254 alsa_dev_funcs[MIXER].public_name = atc->chip_name;
1256 for (i = 0; i < NUM_CTALSADEVS; i++) {
1257 if (NULL == alsa_dev_funcs[i].create)
1260 err = alsa_dev_funcs[i].create(atc, i,
1261 alsa_dev_funcs[i].public_name);
1263 printk(KERN_ERR "ctxfi: "
1264 "Creating alsa device %d failed!\n", i);
1272 static int __devinit atc_create_hw_devs(struct ct_atc *atc)
1275 struct card_conf info = {0};
1278 err = create_hw_obj(atc->pci, atc->chip_type, atc->model, &hw);
1280 printk(KERN_ERR "Failed to create hw obj!!!\n");
1285 /* Initialize card hardware. */
1286 info.rsr = atc->rsr;
1287 info.msr = atc->msr;
1288 info.vm_pgt_phys = atc_get_ptp_phys(atc, 0);
1289 err = hw->card_init(hw, &info);
1293 for (i = 0; i < NUM_RSCTYP; i++) {
1294 if (NULL == rsc_mgr_funcs[i].create)
1297 err = rsc_mgr_funcs[i].create(atc->hw, &atc->rsc_mgrs[i]);
1299 printk(KERN_ERR "ctxfi: "
1300 "Failed to create rsc_mgr %d!!!\n", i);
1308 static int __devinit atc_get_resources(struct ct_atc *atc)
1310 struct daio_desc da_desc = {0};
1311 struct daio_mgr *daio_mgr;
1312 struct src_desc src_dsc = {0};
1313 struct src_mgr *src_mgr;
1314 struct srcimp_desc srcimp_dsc = {0};
1315 struct srcimp_mgr *srcimp_mgr;
1316 struct sum_desc sum_dsc = {0};
1317 struct sum_mgr *sum_mgr;
1320 atc->daios = kzalloc(sizeof(void *)*(DAIONUM), GFP_KERNEL);
1321 if (NULL == atc->daios)
1324 atc->srcs = kzalloc(sizeof(void *)*(2*2), GFP_KERNEL);
1325 if (NULL == atc->srcs)
1328 atc->srcimps = kzalloc(sizeof(void *)*(2*2), GFP_KERNEL);
1329 if (NULL == atc->srcimps)
1332 atc->pcm = kzalloc(sizeof(void *)*(2*4), GFP_KERNEL);
1333 if (NULL == atc->pcm)
1336 daio_mgr = (struct daio_mgr *)atc->rsc_mgrs[DAIO];
1337 da_desc.msr = atc->msr;
1338 for (i = 0, atc->n_daio = 0; i < DAIONUM-1; i++) {
1340 err = daio_mgr->get_daio(daio_mgr, &da_desc,
1341 (struct daio **)&atc->daios[i]);
1343 printk(KERN_ERR "ctxfi: Failed to get DAIO "
1344 "resource %d!!!\n", i);
1349 if (atc->model == CTSB073X)
1350 da_desc.type = SPDIFI1;
1352 da_desc.type = SPDIFIO;
1353 err = daio_mgr->get_daio(daio_mgr, &da_desc,
1354 (struct daio **)&atc->daios[i]);
1356 printk(KERN_ERR "ctxfi: Failed to get S/PDIF-in resource!!!\n");
1361 src_mgr = atc->rsc_mgrs[SRC];
1363 src_dsc.msr = atc->msr;
1364 src_dsc.mode = ARCRW;
1365 for (i = 0, atc->n_src = 0; i < (2*2); i++) {
1366 err = src_mgr->get_src(src_mgr, &src_dsc,
1367 (struct src **)&atc->srcs[i]);
1374 srcimp_mgr = atc->rsc_mgrs[SRCIMP];
1375 srcimp_dsc.msr = 8; /* SRCIMPs for S/PDIFIn SRT */
1376 for (i = 0, atc->n_srcimp = 0; i < (2*1); i++) {
1377 err = srcimp_mgr->get_srcimp(srcimp_mgr, &srcimp_dsc,
1378 (struct srcimp **)&atc->srcimps[i]);
1384 srcimp_dsc.msr = 8; /* SRCIMPs for LINE/MICIn SRT */
1385 for (i = 0; i < (2*1); i++) {
1386 err = srcimp_mgr->get_srcimp(srcimp_mgr, &srcimp_dsc,
1387 (struct srcimp **)&atc->srcimps[2*1+i]);
1394 sum_mgr = atc->rsc_mgrs[SUM];
1395 sum_dsc.msr = atc->msr;
1396 for (i = 0, atc->n_pcm = 0; i < (2*4); i++) {
1397 err = sum_mgr->get_sum(sum_mgr, &sum_dsc,
1398 (struct sum **)&atc->pcm[i]);
1405 err = ct_mixer_create(atc, (struct ct_mixer **)&atc->mixer);
1407 printk(KERN_ERR "ctxfi: Failed to create mixer obj!!!\n");
1414 static void __devinit
1415 atc_connect_dai(struct src_mgr *src_mgr, struct dai *dai,
1416 struct src **srcs, struct srcimp **srcimps)
1418 struct rsc *rscs[2] = {NULL};
1420 struct srcimp *srcimp;
1423 rscs[0] = &dai->daio.rscl;
1424 rscs[1] = &dai->daio.rscr;
1425 for (i = 0; i < 2; i++) {
1427 srcimp = srcimps[i];
1428 srcimp->ops->map(srcimp, src, rscs[i]);
1429 src_mgr->src_disable(src_mgr, src);
1432 src_mgr->commit_write(src_mgr); /* Actually disable SRCs */
1435 src->ops->set_pm(src, 1);
1436 for (i = 0; i < 2; i++) {
1438 src->ops->set_state(src, SRC_STATE_RUN);
1439 src->ops->commit_write(src);
1440 src_mgr->src_enable_s(src_mgr, src);
1443 dai->ops->set_srt_srcl(dai, &(srcs[0]->rsc));
1444 dai->ops->set_srt_srcr(dai, &(srcs[1]->rsc));
1446 dai->ops->set_enb_src(dai, 1);
1447 dai->ops->set_enb_srt(dai, 1);
1448 dai->ops->commit_write(dai);
1450 src_mgr->commit_write(src_mgr); /* Synchronously enable SRCs */
1453 static void __devinit atc_connect_resources(struct ct_atc *atc)
1459 struct ct_mixer *mixer;
1460 struct rsc *rscs[2] = {NULL};
1465 for (i = MIX_WAVE_FRONT, j = LINEO1; i <= MIX_SPDIF_OUT; i++, j++) {
1466 mixer->get_output_ports(mixer, i, &rscs[0], &rscs[1]);
1467 dao = container_of(atc->daios[j], struct dao, daio);
1468 dao->ops->set_left_input(dao, rscs[0]);
1469 dao->ops->set_right_input(dao, rscs[1]);
1472 dai = container_of(atc->daios[LINEIM], struct dai, daio);
1473 atc_connect_dai(atc->rsc_mgrs[SRC], dai,
1474 (struct src **)&atc->srcs[2],
1475 (struct srcimp **)&atc->srcimps[2]);
1477 mixer->set_input_left(mixer, MIX_LINE_IN, &src->rsc);
1479 mixer->set_input_right(mixer, MIX_LINE_IN, &src->rsc);
1481 dai = container_of(atc->daios[SPDIFIO], struct dai, daio);
1482 atc_connect_dai(atc->rsc_mgrs[SRC], dai,
1483 (struct src **)&atc->srcs[0],
1484 (struct srcimp **)&atc->srcimps[0]);
1487 mixer->set_input_left(mixer, MIX_SPDIF_IN, &src->rsc);
1489 mixer->set_input_right(mixer, MIX_SPDIF_IN, &src->rsc);
1491 for (i = MIX_PCMI_FRONT, j = 0; i <= MIX_PCMI_SURROUND; i++, j += 2) {
1493 mixer->set_input_left(mixer, i, &sum->rsc);
1494 sum = atc->pcm[j+1];
1495 mixer->set_input_right(mixer, i, &sum->rsc);
1499 static struct ct_atc atc_preset __devinitdata = {
1500 .map_audio_buffer = ct_map_audio_buffer,
1501 .unmap_audio_buffer = ct_unmap_audio_buffer,
1502 .pcm_playback_prepare = atc_pcm_playback_prepare,
1503 .pcm_release_resources = atc_pcm_release_resources,
1504 .pcm_playback_start = atc_pcm_playback_start,
1505 .pcm_playback_stop = atc_pcm_stop,
1506 .pcm_playback_position = atc_pcm_playback_position,
1507 .pcm_capture_prepare = atc_pcm_capture_prepare,
1508 .pcm_capture_start = atc_pcm_capture_start,
1509 .pcm_capture_stop = atc_pcm_stop,
1510 .pcm_capture_position = atc_pcm_capture_position,
1511 .spdif_passthru_playback_prepare = spdif_passthru_playback_prepare,
1512 .get_ptp_phys = atc_get_ptp_phys,
1513 .select_line_in = atc_select_line_in,
1514 .select_mic_in = atc_select_mic_in,
1515 .select_digit_io = atc_select_digit_io,
1516 .line_front_unmute = atc_line_front_unmute,
1517 .line_surround_unmute = atc_line_surround_unmute,
1518 .line_clfe_unmute = atc_line_clfe_unmute,
1519 .line_rear_unmute = atc_line_rear_unmute,
1520 .line_in_unmute = atc_line_in_unmute,
1521 .spdif_out_unmute = atc_spdif_out_unmute,
1522 .spdif_in_unmute = atc_spdif_in_unmute,
1523 .spdif_out_get_status = atc_spdif_out_get_status,
1524 .spdif_out_set_status = atc_spdif_out_set_status,
1525 .spdif_out_passthru = atc_spdif_out_passthru,
1526 .have_digit_io_switch = atc_have_digit_io_switch,
1530 * ct_atc_create - create and initialize a hardware manager
1531 * @card: corresponding alsa card object
1532 * @pci: corresponding kernel pci device object
1533 * @ratc: return created object address in it
1535 * Creates and initializes a hardware manager.
1537 * Creates kmallocated ct_atc structure. Initializes hardware.
1538 * Returns 0 if suceeds, or negative error code if fails.
1541 int __devinit ct_atc_create(struct snd_card *card, struct pci_dev *pci,
1542 unsigned int rsr, unsigned int msr,
1543 int chip_type, struct ct_atc **ratc)
1546 static struct snd_device_ops ops = {
1547 .dev_free = atc_dev_free,
1553 atc = kzalloc(sizeof(*atc), GFP_KERNEL);
1557 /* Set operations */
1564 atc->chip_type = chip_type;
1566 spin_lock_init(&atc->atc_lock);
1568 /* Find card model */
1569 err = atc_identify_card(atc);
1571 printk(KERN_ERR "ctatc: Card not recognised\n");
1575 /* Set up device virtual memory management object */
1576 err = ct_vm_create(&atc->vm);
1580 /* Create all atc hw devices */
1581 err = atc_create_hw_devs(atc);
1586 err = atc_get_resources(atc);
1590 /* Build topology */
1591 atc_connect_resources(atc);
1593 atc->timer = ct_timer_new(atc);
1597 err = snd_device_new(card, SNDRV_DEV_LOWLEVEL, atc, &ops);
1601 snd_card_set_dev(card, &pci->dev);
1607 ct_atc_destroy(atc);
1608 printk(KERN_ERR "ctxfi: Something wrong!!!\n");