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, 0xf000, 0x6000,
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, 0xf000,
64 PCI_SUBDEVICE_ID_CREATIVE_HENDRIX, "HENDRIX",
69 static const char *ct_subsys_name[NUM_CTCARDS] = {
70 [CTSB055X] = "SB055x",
71 [CTSB073X] = "SB073x",
72 [CTSB0760] = "SB076x",
74 [CT20K1_UNKNOWN] = "Unknown",
75 [CTHENDRIX] = "Hendrix",
76 [CTSB0880] = "SB0880",
80 int (*create)(struct ct_atc *atc,
81 enum CTALSADEVS device, const char *device_name);
82 int (*destroy)(void *alsa_dev);
83 const char *public_name;
84 } alsa_dev_funcs[NUM_CTALSADEVS] = {
85 [FRONT] = { .create = ct_alsa_pcm_create,
87 .public_name = "Front/WaveIn"},
88 [SURROUND] = { .create = ct_alsa_pcm_create,
90 .public_name = "Surround"},
91 [CLFE] = { .create = ct_alsa_pcm_create,
93 .public_name = "Center/LFE"},
94 [SIDE] = { .create = ct_alsa_pcm_create,
96 .public_name = "Side"},
97 [IEC958] = { .create = ct_alsa_pcm_create,
99 .public_name = "IEC958 Non-audio"},
101 [MIXER] = { .create = ct_alsa_mix_create,
103 .public_name = "Mixer"}
106 typedef int (*create_t)(void *, void **);
107 typedef int (*destroy_t)(void *);
110 int (*create)(void *hw, void **rmgr);
111 int (*destroy)(void *mgr);
112 } rsc_mgr_funcs[NUM_RSCTYP] = {
113 [SRC] = { .create = (create_t)src_mgr_create,
114 .destroy = (destroy_t)src_mgr_destroy },
115 [SRCIMP] = { .create = (create_t)srcimp_mgr_create,
116 .destroy = (destroy_t)srcimp_mgr_destroy },
117 [AMIXER] = { .create = (create_t)amixer_mgr_create,
118 .destroy = (destroy_t)amixer_mgr_destroy },
119 [SUM] = { .create = (create_t)sum_mgr_create,
120 .destroy = (destroy_t)sum_mgr_destroy },
121 [DAIO] = { .create = (create_t)daio_mgr_create,
122 .destroy = (destroy_t)daio_mgr_destroy }
126 atc_pcm_release_resources(struct ct_atc *atc, struct ct_atc_pcm *apcm);
129 * Only mono and interleaved modes are supported now.
130 * Always allocates a contiguous channel block.
133 static int ct_map_audio_buffer(struct ct_atc *atc, struct ct_atc_pcm *apcm)
135 struct snd_pcm_runtime *runtime;
138 if (NULL == apcm->substream)
141 runtime = apcm->substream->runtime;
144 apcm->vm_block = vm->map(vm, apcm->substream, runtime->dma_bytes);
146 if (NULL == apcm->vm_block)
152 static void ct_unmap_audio_buffer(struct ct_atc *atc, struct ct_atc_pcm *apcm)
156 if (NULL == apcm->vm_block)
161 vm->unmap(vm, apcm->vm_block);
163 apcm->vm_block = NULL;
166 static unsigned long atc_get_ptp_phys(struct ct_atc *atc, int index)
170 unsigned long phys_addr;
173 kvirt_addr = vm->get_ptp_virt(vm, index);
174 if (kvirt_addr == NULL)
177 phys_addr = virt_to_phys(kvirt_addr);
182 static unsigned int convert_format(snd_pcm_format_t snd_format)
184 switch (snd_format) {
185 case SNDRV_PCM_FORMAT_U8:
187 case SNDRV_PCM_FORMAT_S16_LE:
189 case SNDRV_PCM_FORMAT_S24_3LE:
191 case SNDRV_PCM_FORMAT_S32_LE:
193 case SNDRV_PCM_FORMAT_FLOAT_LE:
196 printk(KERN_ERR "ctxfi: not recognized snd format is %d \n",
203 atc_get_pitch(unsigned int input_rate, unsigned int output_rate)
208 /* get pitch and convert to fixed-point 8.24 format. */
209 pitch = (input_rate / output_rate) << 24;
210 input_rate %= output_rate;
213 for (b = 31; ((b >= 0) && !(input_rate >> b)); )
217 input_rate <<= (31 - b);
218 input_rate /= output_rate;
231 static int select_rom(unsigned int pitch)
233 if ((pitch > 0x00428f5c) && (pitch < 0x01b851ec)) {
234 /* 0.26 <= pitch <= 1.72 */
236 } else if ((0x01d66666 == pitch) || (0x01d66667 == pitch)) {
237 /* pitch == 1.8375 */
239 } else if (0x02000000 == pitch) {
242 } else if ((pitch >= 0x0) && (pitch <= 0x08000000)) {
243 /* 0 <= pitch <= 8 */
250 static int atc_pcm_playback_prepare(struct ct_atc *atc, struct ct_atc_pcm *apcm)
252 struct src_mgr *src_mgr = atc->rsc_mgrs[SRC];
253 struct amixer_mgr *amixer_mgr = atc->rsc_mgrs[AMIXER];
254 struct src_desc desc = {0};
255 struct amixer_desc mix_dsc = {0};
257 struct amixer *amixer;
259 int n_amixer = apcm->substream->runtime->channels, i = 0;
260 int device = apcm->substream->pcm->device;
264 if (NULL != apcm->src) {
265 /* Prepared pcm playback */
269 /* first release old resources */
270 atc->pcm_release_resources(atc, apcm);
272 /* Get SRC resource */
273 desc.multi = apcm->substream->runtime->channels;
276 err = src_mgr->get_src(src_mgr, &desc, (struct src **)&apcm->src);
280 pitch = atc_get_pitch(apcm->substream->runtime->rate,
281 (atc->rsr * atc->msr));
283 src->ops->set_pitch(src, pitch);
284 src->ops->set_rom(src, select_rom(pitch));
285 src->ops->set_sf(src, convert_format(apcm->substream->runtime->format));
286 src->ops->set_pm(src, (src->ops->next_interleave(src) != NULL));
288 /* Get AMIXER resource */
289 n_amixer = (n_amixer < 2) ? 2 : n_amixer;
290 apcm->amixers = kzalloc(sizeof(void *)*n_amixer, GFP_KERNEL);
291 if (NULL == apcm->amixers) {
295 mix_dsc.msr = atc->msr;
296 for (i = 0, apcm->n_amixer = 0; i < n_amixer; i++) {
297 err = amixer_mgr->get_amixer(amixer_mgr, &mix_dsc,
298 (struct amixer **)&apcm->amixers[i]);
305 /* Set up device virtual mem map */
306 err = ct_map_audio_buffer(atc, apcm);
310 /* Connect resources */
312 for (i = 0; i < n_amixer; i++) {
313 amixer = apcm->amixers[i];
314 spin_lock_irqsave(&atc->atc_lock, flags);
315 amixer->ops->setup(amixer, &src->rsc,
316 INIT_VOL, atc->pcm[i+device*2]);
317 spin_unlock_irqrestore(&atc->atc_lock, flags);
318 src = src->ops->next_interleave(src);
323 ct_timer_prepare(apcm->timer);
328 atc_pcm_release_resources(atc, apcm);
333 atc_pcm_release_resources(struct ct_atc *atc, struct ct_atc_pcm *apcm)
335 struct src_mgr *src_mgr = atc->rsc_mgrs[SRC];
336 struct srcimp_mgr *srcimp_mgr = atc->rsc_mgrs[SRCIMP];
337 struct amixer_mgr *amixer_mgr = atc->rsc_mgrs[AMIXER];
338 struct sum_mgr *sum_mgr = atc->rsc_mgrs[SUM];
339 struct srcimp *srcimp;
342 if (NULL != apcm->srcimps) {
343 for (i = 0; i < apcm->n_srcimp; i++) {
344 srcimp = apcm->srcimps[i];
345 srcimp->ops->unmap(srcimp);
346 srcimp_mgr->put_srcimp(srcimp_mgr, srcimp);
347 apcm->srcimps[i] = NULL;
349 kfree(apcm->srcimps);
350 apcm->srcimps = NULL;
353 if (NULL != apcm->srccs) {
354 for (i = 0; i < apcm->n_srcc; i++) {
355 src_mgr->put_src(src_mgr, apcm->srccs[i]);
356 apcm->srccs[i] = NULL;
362 if (NULL != apcm->amixers) {
363 for (i = 0; i < apcm->n_amixer; i++) {
364 amixer_mgr->put_amixer(amixer_mgr, apcm->amixers[i]);
365 apcm->amixers[i] = NULL;
367 kfree(apcm->amixers);
368 apcm->amixers = NULL;
371 if (NULL != apcm->mono) {
372 sum_mgr->put_sum(sum_mgr, apcm->mono);
376 if (NULL != apcm->src) {
377 src_mgr->put_src(src_mgr, apcm->src);
381 if (NULL != apcm->vm_block) {
382 /* Undo device virtual mem map */
383 ct_unmap_audio_buffer(atc, apcm);
384 apcm->vm_block = NULL;
390 static int atc_pcm_playback_start(struct ct_atc *atc, struct ct_atc_pcm *apcm)
392 unsigned int max_cisz;
393 struct src *src = apcm->src;
399 max_cisz = src->multi * src->rsc.msr;
400 max_cisz = 0x80 * (max_cisz < 8 ? max_cisz : 8);
402 src->ops->set_sa(src, apcm->vm_block->addr);
403 src->ops->set_la(src, apcm->vm_block->addr + apcm->vm_block->size);
404 src->ops->set_ca(src, apcm->vm_block->addr + max_cisz);
405 src->ops->set_cisz(src, max_cisz);
407 src->ops->set_bm(src, 1);
408 src->ops->set_state(src, SRC_STATE_INIT);
409 src->ops->commit_write(src);
411 ct_timer_start(apcm->timer);
415 static int atc_pcm_stop(struct ct_atc *atc, struct ct_atc_pcm *apcm)
420 ct_timer_stop(apcm->timer);
423 src->ops->set_bm(src, 0);
424 src->ops->set_state(src, SRC_STATE_OFF);
425 src->ops->commit_write(src);
427 if (NULL != apcm->srccs) {
428 for (i = 0; i < apcm->n_srcc; i++) {
429 src = apcm->srccs[i];
430 src->ops->set_bm(src, 0);
431 src->ops->set_state(src, SRC_STATE_OFF);
432 src->ops->commit_write(src);
442 atc_pcm_playback_position(struct ct_atc *atc, struct ct_atc_pcm *apcm)
444 struct src *src = apcm->src;
448 position = src->ops->get_ca(src);
450 size = apcm->vm_block->size;
451 max_cisz = src->multi * src->rsc.msr;
452 max_cisz = 128 * (max_cisz < 8 ? max_cisz : 8);
454 return (position + size - max_cisz - apcm->vm_block->addr) % size;
457 struct src_node_conf_t {
460 unsigned int mix_msr:8;
461 unsigned int imp_msr:8;
465 static void setup_src_node_conf(struct ct_atc *atc, struct ct_atc_pcm *apcm,
466 struct src_node_conf_t *conf, int *n_srcc)
470 /* get pitch and convert to fixed-point 8.24 format. */
471 pitch = atc_get_pitch((atc->rsr * atc->msr),
472 apcm->substream->runtime->rate);
476 *n_srcc = apcm->substream->runtime->channels;
477 conf[0].pitch = pitch;
478 conf[0].mix_msr = conf[0].imp_msr = conf[0].msr = 1;
480 } else if (2 == atc->msr) {
481 if (0x8000000 < pitch) {
482 /* Need two-stage SRCs, SRCIMPs and
483 * AMIXERs for converting format */
484 conf[0].pitch = (atc->msr << 24);
485 conf[0].msr = conf[0].mix_msr = 1;
486 conf[0].imp_msr = atc->msr;
488 conf[1].pitch = atc_get_pitch(atc->rsr,
489 apcm->substream->runtime->rate);
490 conf[1].msr = conf[1].mix_msr = conf[1].imp_msr = 1;
492 *n_srcc = apcm->substream->runtime->channels * 2;
493 } else if (0x1000000 < pitch) {
494 /* Need one-stage SRCs, SRCIMPs and
495 * AMIXERs for converting format */
496 conf[0].pitch = pitch;
497 conf[0].msr = conf[0].mix_msr
498 = conf[0].imp_msr = atc->msr;
500 *n_srcc = apcm->substream->runtime->channels;
506 atc_pcm_capture_get_resources(struct ct_atc *atc, struct ct_atc_pcm *apcm)
508 struct src_mgr *src_mgr = atc->rsc_mgrs[SRC];
509 struct srcimp_mgr *srcimp_mgr = atc->rsc_mgrs[SRCIMP];
510 struct amixer_mgr *amixer_mgr = atc->rsc_mgrs[AMIXER];
511 struct sum_mgr *sum_mgr = atc->rsc_mgrs[SUM];
512 struct src_desc src_dsc = {0};
514 struct srcimp_desc srcimp_dsc = {0};
515 struct srcimp *srcimp;
516 struct amixer_desc mix_dsc = {0};
517 struct sum_desc sum_dsc = {0};
520 int n_srcimp, n_amixer, n_srcc, n_sum;
521 struct src_node_conf_t src_node_conf[2] = {{0} };
523 /* first release old resources */
524 atc->pcm_release_resources(atc, apcm);
526 /* The numbers of converting SRCs and SRCIMPs should be determined
529 multi = apcm->substream->runtime->channels;
531 /* get pitch and convert to fixed-point 8.24 format. */
532 pitch = atc_get_pitch((atc->rsr * atc->msr),
533 apcm->substream->runtime->rate);
535 setup_src_node_conf(atc, apcm, src_node_conf, &n_srcc);
536 n_sum = (1 == multi) ? 1 : 0;
537 n_amixer = n_sum * 2 + n_srcc;
539 if ((multi > 1) && (0x8000000 >= pitch)) {
540 /* Need extra AMIXERs and SRCIMPs for special treatment
541 * of interleaved recording of conjugate channels */
542 n_amixer += multi * atc->msr;
543 n_srcimp += multi * atc->msr;
549 apcm->srccs = kzalloc(sizeof(void *)*n_srcc, GFP_KERNEL);
550 if (NULL == apcm->srccs)
554 apcm->amixers = kzalloc(sizeof(void *)*n_amixer, GFP_KERNEL);
555 if (NULL == apcm->amixers) {
560 apcm->srcimps = kzalloc(sizeof(void *)*n_srcimp, GFP_KERNEL);
561 if (NULL == apcm->srcimps) {
566 /* Allocate SRCs for sample rate conversion if needed */
568 src_dsc.mode = ARCRW;
569 for (i = 0, apcm->n_srcc = 0; i < n_srcc; i++) {
570 src_dsc.msr = src_node_conf[i/multi].msr;
571 err = src_mgr->get_src(src_mgr, &src_dsc,
572 (struct src **)&apcm->srccs[i]);
576 src = apcm->srccs[i];
577 pitch = src_node_conf[i/multi].pitch;
578 src->ops->set_pitch(src, pitch);
579 src->ops->set_rom(src, select_rom(pitch));
580 src->ops->set_vo(src, src_node_conf[i/multi].vo);
585 /* Allocate AMIXERs for routing SRCs of conversion if needed */
586 for (i = 0, apcm->n_amixer = 0; i < n_amixer; i++) {
588 mix_dsc.msr = atc->msr;
589 else if (i < (n_sum*2+n_srcc))
590 mix_dsc.msr = src_node_conf[(i-n_sum*2)/multi].mix_msr;
594 err = amixer_mgr->get_amixer(amixer_mgr, &mix_dsc,
595 (struct amixer **)&apcm->amixers[i]);
602 /* Allocate a SUM resource to mix all input channels together */
603 sum_dsc.msr = atc->msr;
604 err = sum_mgr->get_sum(sum_mgr, &sum_dsc, (struct sum **)&apcm->mono);
608 pitch = atc_get_pitch((atc->rsr * atc->msr),
609 apcm->substream->runtime->rate);
610 /* Allocate SRCIMP resources */
611 for (i = 0, apcm->n_srcimp = 0; i < n_srcimp; i++) {
613 srcimp_dsc.msr = src_node_conf[i/multi].imp_msr;
615 srcimp_dsc.msr = (pitch <= 0x8000000) ? atc->msr : 1;
619 err = srcimp_mgr->get_srcimp(srcimp_mgr, &srcimp_dsc, &srcimp);
623 apcm->srcimps[i] = srcimp;
627 /* Allocate a SRC for writing data to host memory */
628 src_dsc.multi = apcm->substream->runtime->channels;
630 src_dsc.mode = MEMWR;
631 err = src_mgr->get_src(src_mgr, &src_dsc, (struct src **)&apcm->src);
636 src->ops->set_pitch(src, pitch);
638 /* Set up device virtual mem map */
639 err = ct_map_audio_buffer(atc, apcm);
646 atc_pcm_release_resources(atc, apcm);
650 static int atc_pcm_capture_prepare(struct ct_atc *atc, struct ct_atc_pcm *apcm)
653 struct amixer *amixer;
654 struct srcimp *srcimp;
655 struct ct_mixer *mixer = atc->mixer;
657 struct rsc *out_ports[8] = {NULL};
658 int err, i, j, n_sum, multi;
660 int mix_base = 0, imp_base = 0;
662 if (NULL != apcm->src) {
663 /* Prepared pcm capture */
667 /* Get needed resources. */
668 err = atc_pcm_capture_get_resources(atc, apcm);
672 /* Connect resources */
673 mixer->get_output_ports(mixer, MIX_PCMO_FRONT,
674 &out_ports[0], &out_ports[1]);
676 multi = apcm->substream->runtime->channels;
679 for (i = 0; i < 2; i++) {
680 amixer = apcm->amixers[i];
681 amixer->ops->setup(amixer, out_ports[i],
682 MONO_SUM_SCALE, mono);
684 out_ports[0] = &mono->rsc;
686 mix_base = n_sum * 2;
689 for (i = 0; i < apcm->n_srcc; i++) {
690 src = apcm->srccs[i];
691 srcimp = apcm->srcimps[imp_base+i];
692 amixer = apcm->amixers[mix_base+i];
693 srcimp->ops->map(srcimp, src, out_ports[i%multi]);
694 amixer->ops->setup(amixer, &src->rsc, INIT_VOL, NULL);
695 out_ports[i%multi] = &amixer->rsc;
698 pitch = atc_get_pitch((atc->rsr * atc->msr),
699 apcm->substream->runtime->rate);
701 if ((multi > 1) && (pitch <= 0x8000000)) {
702 /* Special connection for interleaved
703 * recording with conjugate channels */
704 for (i = 0; i < multi; i++) {
705 out_ports[i]->ops->master(out_ports[i]);
706 for (j = 0; j < atc->msr; j++) {
707 amixer = apcm->amixers[apcm->n_srcc+j*multi+i];
708 amixer->ops->set_input(amixer, out_ports[i]);
709 amixer->ops->set_scale(amixer, INIT_VOL);
710 amixer->ops->set_sum(amixer, NULL);
711 amixer->ops->commit_raw_write(amixer);
712 out_ports[i]->ops->next_conj(out_ports[i]);
714 srcimp = apcm->srcimps[apcm->n_srcc+j*multi+i];
715 srcimp->ops->map(srcimp, apcm->src,
720 for (i = 0; i < multi; i++) {
721 srcimp = apcm->srcimps[apcm->n_srcc+i];
722 srcimp->ops->map(srcimp, apcm->src, out_ports[i]);
726 ct_timer_prepare(apcm->timer);
731 static int atc_pcm_capture_start(struct ct_atc *atc, struct ct_atc_pcm *apcm)
734 struct src_mgr *src_mgr = atc->rsc_mgrs[SRC];
741 multi = apcm->substream->runtime->channels;
742 /* Set up converting SRCs */
743 for (i = 0; i < apcm->n_srcc; i++) {
744 src = apcm->srccs[i];
745 src->ops->set_pm(src, ((i%multi) != (multi-1)));
746 src_mgr->src_disable(src_mgr, src);
749 /* Set up recording SRC */
751 src->ops->set_sf(src, convert_format(apcm->substream->runtime->format));
752 src->ops->set_sa(src, apcm->vm_block->addr);
753 src->ops->set_la(src, apcm->vm_block->addr + apcm->vm_block->size);
754 src->ops->set_ca(src, apcm->vm_block->addr);
755 src_mgr->src_disable(src_mgr, src);
757 /* Disable relevant SRCs firstly */
758 src_mgr->commit_write(src_mgr);
760 /* Enable SRCs respectively */
761 for (i = 0; i < apcm->n_srcc; i++) {
762 src = apcm->srccs[i];
763 src->ops->set_state(src, SRC_STATE_RUN);
764 src->ops->commit_write(src);
765 src_mgr->src_enable_s(src_mgr, src);
768 src->ops->set_bm(src, 1);
769 src->ops->set_state(src, SRC_STATE_RUN);
770 src->ops->commit_write(src);
771 src_mgr->src_enable_s(src_mgr, src);
773 /* Enable relevant SRCs synchronously */
774 src_mgr->commit_write(src_mgr);
776 ct_timer_start(apcm->timer);
781 atc_pcm_capture_position(struct ct_atc *atc, struct ct_atc_pcm *apcm)
783 struct src *src = apcm->src;
785 return src->ops->get_ca(src) - apcm->vm_block->addr;
788 static int spdif_passthru_playback_get_resources(struct ct_atc *atc,
789 struct ct_atc_pcm *apcm)
791 struct src_mgr *src_mgr = atc->rsc_mgrs[SRC];
792 struct amixer_mgr *amixer_mgr = atc->rsc_mgrs[AMIXER];
793 struct src_desc desc = {0};
794 struct amixer_desc mix_dsc = {0};
797 int n_amixer = apcm->substream->runtime->channels, i;
798 unsigned int pitch, rsr = atc->pll_rate;
800 /* first release old resources */
801 atc->pcm_release_resources(atc, apcm);
803 /* Get SRC resource */
804 desc.multi = apcm->substream->runtime->channels;
806 while (apcm->substream->runtime->rate > (rsr * desc.msr))
810 err = src_mgr->get_src(src_mgr, &desc, (struct src **)&apcm->src);
814 pitch = atc_get_pitch(apcm->substream->runtime->rate, (rsr * desc.msr));
816 src->ops->set_pitch(src, pitch);
817 src->ops->set_rom(src, select_rom(pitch));
818 src->ops->set_sf(src, convert_format(apcm->substream->runtime->format));
819 src->ops->set_pm(src, (src->ops->next_interleave(src) != NULL));
820 src->ops->set_bp(src, 1);
822 /* Get AMIXER resource */
823 n_amixer = (n_amixer < 2) ? 2 : n_amixer;
824 apcm->amixers = kzalloc(sizeof(void *)*n_amixer, GFP_KERNEL);
825 if (NULL == apcm->amixers) {
829 mix_dsc.msr = desc.msr;
830 for (i = 0, apcm->n_amixer = 0; i < n_amixer; i++) {
831 err = amixer_mgr->get_amixer(amixer_mgr, &mix_dsc,
832 (struct amixer **)&apcm->amixers[i]);
839 /* Set up device virtual mem map */
840 err = ct_map_audio_buffer(atc, apcm);
847 atc_pcm_release_resources(atc, apcm);
851 static int atc_pll_init(struct ct_atc *atc, int rate)
853 struct hw *hw = atc->hw;
855 err = hw->pll_init(hw, rate);
856 atc->pll_rate = err ? 0 : rate;
861 spdif_passthru_playback_setup(struct ct_atc *atc, struct ct_atc_pcm *apcm)
863 struct dao *dao = container_of(atc->daios[SPDIFOO], struct dao, daio);
865 unsigned int rate = apcm->substream->runtime->rate;
868 unsigned char iec958_con_fs;
872 iec958_con_fs = IEC958_AES3_CON_FS_48000;
875 iec958_con_fs = IEC958_AES3_CON_FS_44100;
878 iec958_con_fs = IEC958_AES3_CON_FS_32000;
884 spin_lock_irqsave(&atc->atc_lock, flags);
885 dao->ops->get_spos(dao, &status);
886 if (((status >> 24) & IEC958_AES3_CON_FS) != iec958_con_fs) {
887 status &= ((~IEC958_AES3_CON_FS) << 24);
888 status |= (iec958_con_fs << 24);
889 dao->ops->set_spos(dao, status);
890 dao->ops->commit_write(dao);
892 if ((rate != atc->pll_rate) && (32000 != rate))
893 err = atc_pll_init(atc, rate);
894 spin_unlock_irqrestore(&atc->atc_lock, flags);
900 spdif_passthru_playback_prepare(struct ct_atc *atc, struct ct_atc_pcm *apcm)
903 struct amixer *amixer;
909 if (NULL != apcm->src)
912 /* Configure SPDIFOO and PLL to passthrough mode;
913 * determine pll_rate. */
914 err = spdif_passthru_playback_setup(atc, apcm);
918 /* Get needed resources. */
919 err = spdif_passthru_playback_get_resources(atc, apcm);
923 /* Connect resources */
925 for (i = 0; i < apcm->n_amixer; i++) {
926 amixer = apcm->amixers[i];
927 amixer->ops->setup(amixer, &src->rsc, INIT_VOL, NULL);
928 src = src->ops->next_interleave(src);
932 /* Connect to SPDIFOO */
933 spin_lock_irqsave(&atc->atc_lock, flags);
934 dao = container_of(atc->daios[SPDIFOO], struct dao, daio);
935 amixer = apcm->amixers[0];
936 dao->ops->set_left_input(dao, &amixer->rsc);
937 amixer = apcm->amixers[1];
938 dao->ops->set_right_input(dao, &amixer->rsc);
939 spin_unlock_irqrestore(&atc->atc_lock, flags);
941 ct_timer_prepare(apcm->timer);
946 static int atc_select_line_in(struct ct_atc *atc)
948 struct hw *hw = atc->hw;
949 struct ct_mixer *mixer = atc->mixer;
952 if (hw->is_adc_source_selected(hw, ADC_LINEIN))
955 mixer->set_input_left(mixer, MIX_MIC_IN, NULL);
956 mixer->set_input_right(mixer, MIX_MIC_IN, NULL);
958 hw->select_adc_source(hw, ADC_LINEIN);
961 mixer->set_input_left(mixer, MIX_LINE_IN, &src->rsc);
963 mixer->set_input_right(mixer, MIX_LINE_IN, &src->rsc);
968 static int atc_select_mic_in(struct ct_atc *atc)
970 struct hw *hw = atc->hw;
971 struct ct_mixer *mixer = atc->mixer;
974 if (hw->is_adc_source_selected(hw, ADC_MICIN))
977 mixer->set_input_left(mixer, MIX_LINE_IN, NULL);
978 mixer->set_input_right(mixer, MIX_LINE_IN, NULL);
980 hw->select_adc_source(hw, ADC_MICIN);
983 mixer->set_input_left(mixer, MIX_MIC_IN, &src->rsc);
985 mixer->set_input_right(mixer, MIX_MIC_IN, &src->rsc);
990 static int atc_have_digit_io_switch(struct ct_atc *atc)
992 struct hw *hw = atc->hw;
994 return hw->have_digit_io_switch(hw);
997 static int atc_select_digit_io(struct ct_atc *atc)
999 struct hw *hw = atc->hw;
1001 if (hw->is_adc_source_selected(hw, ADC_NONE))
1004 hw->select_adc_source(hw, ADC_NONE);
1009 static int atc_daio_unmute(struct ct_atc *atc, unsigned char state, int type)
1011 struct daio_mgr *daio_mgr = atc->rsc_mgrs[DAIO];
1014 daio_mgr->daio_enable(daio_mgr, atc->daios[type]);
1016 daio_mgr->daio_disable(daio_mgr, atc->daios[type]);
1018 daio_mgr->commit_write(daio_mgr);
1024 atc_dao_get_status(struct ct_atc *atc, unsigned int *status, int type)
1026 struct dao *dao = container_of(atc->daios[type], struct dao, daio);
1027 return dao->ops->get_spos(dao, status);
1031 atc_dao_set_status(struct ct_atc *atc, unsigned int status, int type)
1033 struct dao *dao = container_of(atc->daios[type], struct dao, daio);
1035 dao->ops->set_spos(dao, status);
1036 dao->ops->commit_write(dao);
1040 static int atc_line_front_unmute(struct ct_atc *atc, unsigned char state)
1042 return atc_daio_unmute(atc, state, LINEO1);
1045 static int atc_line_surround_unmute(struct ct_atc *atc, unsigned char state)
1047 return atc_daio_unmute(atc, state, LINEO4);
1050 static int atc_line_clfe_unmute(struct ct_atc *atc, unsigned char state)
1052 return atc_daio_unmute(atc, state, LINEO3);
1055 static int atc_line_rear_unmute(struct ct_atc *atc, unsigned char state)
1057 return atc_daio_unmute(atc, state, LINEO2);
1060 static int atc_line_in_unmute(struct ct_atc *atc, unsigned char state)
1062 return atc_daio_unmute(atc, state, LINEIM);
1065 static int atc_spdif_out_unmute(struct ct_atc *atc, unsigned char state)
1067 return atc_daio_unmute(atc, state, SPDIFOO);
1070 static int atc_spdif_in_unmute(struct ct_atc *atc, unsigned char state)
1072 return atc_daio_unmute(atc, state, SPDIFIO);
1075 static int atc_spdif_out_get_status(struct ct_atc *atc, unsigned int *status)
1077 return atc_dao_get_status(atc, status, SPDIFOO);
1080 static int atc_spdif_out_set_status(struct ct_atc *atc, unsigned int status)
1082 return atc_dao_set_status(atc, status, SPDIFOO);
1085 static int atc_spdif_out_passthru(struct ct_atc *atc, unsigned char state)
1087 unsigned long flags;
1088 struct dao_desc da_dsc = {0};
1091 struct ct_mixer *mixer = atc->mixer;
1092 struct rsc *rscs[2] = {NULL};
1093 unsigned int spos = 0;
1095 spin_lock_irqsave(&atc->atc_lock, flags);
1096 dao = container_of(atc->daios[SPDIFOO], struct dao, daio);
1097 da_dsc.msr = state ? 1 : atc->msr;
1098 da_dsc.passthru = state ? 1 : 0;
1099 err = dao->ops->reinit(dao, &da_dsc);
1101 spos = IEC958_DEFAULT_CON;
1103 mixer->get_output_ports(mixer, MIX_SPDIF_OUT,
1104 &rscs[0], &rscs[1]);
1105 dao->ops->set_left_input(dao, rscs[0]);
1106 dao->ops->set_right_input(dao, rscs[1]);
1107 /* Restore PLL to atc->rsr if needed. */
1108 if (atc->pll_rate != atc->rsr)
1109 err = atc_pll_init(atc, atc->rsr);
1111 dao->ops->set_spos(dao, spos);
1112 dao->ops->commit_write(dao);
1113 spin_unlock_irqrestore(&atc->atc_lock, flags);
1118 static int ct_atc_destroy(struct ct_atc *atc)
1120 struct daio_mgr *daio_mgr;
1124 struct sum_mgr *sum_mgr;
1125 struct src_mgr *src_mgr;
1126 struct srcimp_mgr *srcimp_mgr;
1127 struct srcimp *srcimp;
1128 struct ct_mixer *mixer;
1135 ct_timer_free(atc->timer);
1139 /* Stop hardware and disable all interrupts */
1140 if (NULL != atc->hw)
1141 ((struct hw *)atc->hw)->card_stop(atc->hw);
1143 /* Destroy internal mixer objects */
1144 if (NULL != atc->mixer) {
1146 mixer->set_input_left(mixer, MIX_LINE_IN, NULL);
1147 mixer->set_input_right(mixer, MIX_LINE_IN, NULL);
1148 mixer->set_input_left(mixer, MIX_MIC_IN, NULL);
1149 mixer->set_input_right(mixer, MIX_MIC_IN, NULL);
1150 mixer->set_input_left(mixer, MIX_SPDIF_IN, NULL);
1151 mixer->set_input_right(mixer, MIX_SPDIF_IN, NULL);
1152 ct_mixer_destroy(atc->mixer);
1155 if (NULL != atc->daios) {
1156 daio_mgr = (struct daio_mgr *)atc->rsc_mgrs[DAIO];
1157 for (i = 0; i < atc->n_daio; i++) {
1158 daio = atc->daios[i];
1159 if (daio->type < LINEIM) {
1160 dao = container_of(daio, struct dao, daio);
1161 dao->ops->clear_left_input(dao);
1162 dao->ops->clear_right_input(dao);
1164 dai = container_of(daio, struct dai, daio);
1165 /* some thing to do for dai ... */
1167 daio_mgr->put_daio(daio_mgr, daio);
1172 if (NULL != atc->pcm) {
1173 sum_mgr = atc->rsc_mgrs[SUM];
1174 for (i = 0; i < atc->n_pcm; i++)
1175 sum_mgr->put_sum(sum_mgr, atc->pcm[i]);
1180 if (NULL != atc->srcs) {
1181 src_mgr = atc->rsc_mgrs[SRC];
1182 for (i = 0; i < atc->n_src; i++)
1183 src_mgr->put_src(src_mgr, atc->srcs[i]);
1188 if (NULL != atc->srcimps) {
1189 srcimp_mgr = atc->rsc_mgrs[SRCIMP];
1190 for (i = 0; i < atc->n_srcimp; i++) {
1191 srcimp = atc->srcimps[i];
1192 srcimp->ops->unmap(srcimp);
1193 srcimp_mgr->put_srcimp(srcimp_mgr, atc->srcimps[i]);
1195 kfree(atc->srcimps);
1198 for (i = 0; i < NUM_RSCTYP; i++) {
1199 if ((NULL != rsc_mgr_funcs[i].destroy) &&
1200 (NULL != atc->rsc_mgrs[i]))
1201 rsc_mgr_funcs[i].destroy(atc->rsc_mgrs[i]);
1205 if (NULL != atc->hw)
1206 destroy_hw_obj((struct hw *)atc->hw);
1208 /* Destroy device virtual memory manager object */
1209 if (NULL != atc->vm) {
1210 ct_vm_destroy(atc->vm);
1219 static int atc_dev_free(struct snd_device *dev)
1221 struct ct_atc *atc = dev->device_data;
1222 return ct_atc_destroy(atc);
1225 static int __devinit atc_identify_card(struct ct_atc *atc)
1227 const struct snd_pci_quirk *p;
1228 const struct snd_pci_quirk *list;
1230 switch (atc->chip_type) {
1232 atc->chip_name = "20K1";
1233 list = subsys_20k1_list;
1236 atc->chip_name = "20K2";
1237 list = subsys_20k2_list;
1242 p = snd_pci_quirk_lookup(atc->pci, list);
1245 atc->model = p->value;
1246 atc->model_name = ct_subsys_name[atc->model];
1247 snd_printd("ctxfi: chip %s model %s (%04x:%04x) is found\n",
1248 atc->chip_name, atc->model_name,
1249 atc->pci->subsystem_vendor,
1250 atc->pci->subsystem_device);
1254 int __devinit ct_atc_create_alsa_devs(struct ct_atc *atc)
1259 alsa_dev_funcs[MIXER].public_name = atc->chip_name;
1261 for (i = 0; i < NUM_CTALSADEVS; i++) {
1262 if (NULL == alsa_dev_funcs[i].create)
1265 err = alsa_dev_funcs[i].create(atc, i,
1266 alsa_dev_funcs[i].public_name);
1268 printk(KERN_ERR "ctxfi: "
1269 "Creating alsa device %d failed!\n", i);
1277 static int __devinit atc_create_hw_devs(struct ct_atc *atc)
1280 struct card_conf info = {0};
1283 err = create_hw_obj(atc->pci, atc->chip_type, atc->model, &hw);
1285 printk(KERN_ERR "Failed to create hw obj!!!\n");
1290 /* Initialize card hardware. */
1291 info.rsr = atc->rsr;
1292 info.msr = atc->msr;
1293 info.vm_pgt_phys = atc_get_ptp_phys(atc, 0);
1294 err = hw->card_init(hw, &info);
1298 for (i = 0; i < NUM_RSCTYP; i++) {
1299 if (NULL == rsc_mgr_funcs[i].create)
1302 err = rsc_mgr_funcs[i].create(atc->hw, &atc->rsc_mgrs[i]);
1304 printk(KERN_ERR "ctxfi: "
1305 "Failed to create rsc_mgr %d!!!\n", i);
1313 static int __devinit atc_get_resources(struct ct_atc *atc)
1315 struct daio_desc da_desc = {0};
1316 struct daio_mgr *daio_mgr;
1317 struct src_desc src_dsc = {0};
1318 struct src_mgr *src_mgr;
1319 struct srcimp_desc srcimp_dsc = {0};
1320 struct srcimp_mgr *srcimp_mgr;
1321 struct sum_desc sum_dsc = {0};
1322 struct sum_mgr *sum_mgr;
1325 atc->daios = kzalloc(sizeof(void *)*(DAIONUM), GFP_KERNEL);
1326 if (NULL == atc->daios)
1329 atc->srcs = kzalloc(sizeof(void *)*(2*2), GFP_KERNEL);
1330 if (NULL == atc->srcs)
1333 atc->srcimps = kzalloc(sizeof(void *)*(2*2), GFP_KERNEL);
1334 if (NULL == atc->srcimps)
1337 atc->pcm = kzalloc(sizeof(void *)*(2*4), GFP_KERNEL);
1338 if (NULL == atc->pcm)
1341 daio_mgr = (struct daio_mgr *)atc->rsc_mgrs[DAIO];
1342 da_desc.msr = atc->msr;
1343 for (i = 0, atc->n_daio = 0; i < DAIONUM-1; i++) {
1345 err = daio_mgr->get_daio(daio_mgr, &da_desc,
1346 (struct daio **)&atc->daios[i]);
1348 printk(KERN_ERR "ctxfi: Failed to get DAIO "
1349 "resource %d!!!\n", i);
1354 if (atc->model == CTSB073X)
1355 da_desc.type = SPDIFI1;
1357 da_desc.type = SPDIFIO;
1358 err = daio_mgr->get_daio(daio_mgr, &da_desc,
1359 (struct daio **)&atc->daios[i]);
1361 printk(KERN_ERR "ctxfi: Failed to get S/PDIF-in resource!!!\n");
1366 src_mgr = atc->rsc_mgrs[SRC];
1368 src_dsc.msr = atc->msr;
1369 src_dsc.mode = ARCRW;
1370 for (i = 0, atc->n_src = 0; i < (2*2); i++) {
1371 err = src_mgr->get_src(src_mgr, &src_dsc,
1372 (struct src **)&atc->srcs[i]);
1379 srcimp_mgr = atc->rsc_mgrs[SRCIMP];
1380 srcimp_dsc.msr = 8; /* SRCIMPs for S/PDIFIn SRT */
1381 for (i = 0, atc->n_srcimp = 0; i < (2*1); i++) {
1382 err = srcimp_mgr->get_srcimp(srcimp_mgr, &srcimp_dsc,
1383 (struct srcimp **)&atc->srcimps[i]);
1389 srcimp_dsc.msr = 8; /* SRCIMPs for LINE/MICIn SRT */
1390 for (i = 0; i < (2*1); i++) {
1391 err = srcimp_mgr->get_srcimp(srcimp_mgr, &srcimp_dsc,
1392 (struct srcimp **)&atc->srcimps[2*1+i]);
1399 sum_mgr = atc->rsc_mgrs[SUM];
1400 sum_dsc.msr = atc->msr;
1401 for (i = 0, atc->n_pcm = 0; i < (2*4); i++) {
1402 err = sum_mgr->get_sum(sum_mgr, &sum_dsc,
1403 (struct sum **)&atc->pcm[i]);
1410 err = ct_mixer_create(atc, (struct ct_mixer **)&atc->mixer);
1412 printk(KERN_ERR "ctxfi: Failed to create mixer obj!!!\n");
1419 static void __devinit
1420 atc_connect_dai(struct src_mgr *src_mgr, struct dai *dai,
1421 struct src **srcs, struct srcimp **srcimps)
1423 struct rsc *rscs[2] = {NULL};
1425 struct srcimp *srcimp;
1428 rscs[0] = &dai->daio.rscl;
1429 rscs[1] = &dai->daio.rscr;
1430 for (i = 0; i < 2; i++) {
1432 srcimp = srcimps[i];
1433 srcimp->ops->map(srcimp, src, rscs[i]);
1434 src_mgr->src_disable(src_mgr, src);
1437 src_mgr->commit_write(src_mgr); /* Actually disable SRCs */
1440 src->ops->set_pm(src, 1);
1441 for (i = 0; i < 2; i++) {
1443 src->ops->set_state(src, SRC_STATE_RUN);
1444 src->ops->commit_write(src);
1445 src_mgr->src_enable_s(src_mgr, src);
1448 dai->ops->set_srt_srcl(dai, &(srcs[0]->rsc));
1449 dai->ops->set_srt_srcr(dai, &(srcs[1]->rsc));
1451 dai->ops->set_enb_src(dai, 1);
1452 dai->ops->set_enb_srt(dai, 1);
1453 dai->ops->commit_write(dai);
1455 src_mgr->commit_write(src_mgr); /* Synchronously enable SRCs */
1458 static void __devinit atc_connect_resources(struct ct_atc *atc)
1464 struct ct_mixer *mixer;
1465 struct rsc *rscs[2] = {NULL};
1470 for (i = MIX_WAVE_FRONT, j = LINEO1; i <= MIX_SPDIF_OUT; i++, j++) {
1471 mixer->get_output_ports(mixer, i, &rscs[0], &rscs[1]);
1472 dao = container_of(atc->daios[j], struct dao, daio);
1473 dao->ops->set_left_input(dao, rscs[0]);
1474 dao->ops->set_right_input(dao, rscs[1]);
1477 dai = container_of(atc->daios[LINEIM], struct dai, daio);
1478 atc_connect_dai(atc->rsc_mgrs[SRC], dai,
1479 (struct src **)&atc->srcs[2],
1480 (struct srcimp **)&atc->srcimps[2]);
1482 mixer->set_input_left(mixer, MIX_LINE_IN, &src->rsc);
1484 mixer->set_input_right(mixer, MIX_LINE_IN, &src->rsc);
1486 dai = container_of(atc->daios[SPDIFIO], struct dai, daio);
1487 atc_connect_dai(atc->rsc_mgrs[SRC], dai,
1488 (struct src **)&atc->srcs[0],
1489 (struct srcimp **)&atc->srcimps[0]);
1492 mixer->set_input_left(mixer, MIX_SPDIF_IN, &src->rsc);
1494 mixer->set_input_right(mixer, MIX_SPDIF_IN, &src->rsc);
1496 for (i = MIX_PCMI_FRONT, j = 0; i <= MIX_PCMI_SURROUND; i++, j += 2) {
1498 mixer->set_input_left(mixer, i, &sum->rsc);
1499 sum = atc->pcm[j+1];
1500 mixer->set_input_right(mixer, i, &sum->rsc);
1504 static struct ct_atc atc_preset __devinitdata = {
1505 .map_audio_buffer = ct_map_audio_buffer,
1506 .unmap_audio_buffer = ct_unmap_audio_buffer,
1507 .pcm_playback_prepare = atc_pcm_playback_prepare,
1508 .pcm_release_resources = atc_pcm_release_resources,
1509 .pcm_playback_start = atc_pcm_playback_start,
1510 .pcm_playback_stop = atc_pcm_stop,
1511 .pcm_playback_position = atc_pcm_playback_position,
1512 .pcm_capture_prepare = atc_pcm_capture_prepare,
1513 .pcm_capture_start = atc_pcm_capture_start,
1514 .pcm_capture_stop = atc_pcm_stop,
1515 .pcm_capture_position = atc_pcm_capture_position,
1516 .spdif_passthru_playback_prepare = spdif_passthru_playback_prepare,
1517 .get_ptp_phys = atc_get_ptp_phys,
1518 .select_line_in = atc_select_line_in,
1519 .select_mic_in = atc_select_mic_in,
1520 .select_digit_io = atc_select_digit_io,
1521 .line_front_unmute = atc_line_front_unmute,
1522 .line_surround_unmute = atc_line_surround_unmute,
1523 .line_clfe_unmute = atc_line_clfe_unmute,
1524 .line_rear_unmute = atc_line_rear_unmute,
1525 .line_in_unmute = atc_line_in_unmute,
1526 .spdif_out_unmute = atc_spdif_out_unmute,
1527 .spdif_in_unmute = atc_spdif_in_unmute,
1528 .spdif_out_get_status = atc_spdif_out_get_status,
1529 .spdif_out_set_status = atc_spdif_out_set_status,
1530 .spdif_out_passthru = atc_spdif_out_passthru,
1531 .have_digit_io_switch = atc_have_digit_io_switch,
1535 * ct_atc_create - create and initialize a hardware manager
1536 * @card: corresponding alsa card object
1537 * @pci: corresponding kernel pci device object
1538 * @ratc: return created object address in it
1540 * Creates and initializes a hardware manager.
1542 * Creates kmallocated ct_atc structure. Initializes hardware.
1543 * Returns 0 if suceeds, or negative error code if fails.
1546 int __devinit ct_atc_create(struct snd_card *card, struct pci_dev *pci,
1547 unsigned int rsr, unsigned int msr,
1548 int chip_type, struct ct_atc **ratc)
1551 static struct snd_device_ops ops = {
1552 .dev_free = atc_dev_free,
1558 atc = kzalloc(sizeof(*atc), GFP_KERNEL);
1562 /* Set operations */
1569 atc->chip_type = chip_type;
1571 spin_lock_init(&atc->atc_lock);
1573 /* Find card model */
1574 err = atc_identify_card(atc);
1576 printk(KERN_ERR "ctatc: Card not recognised\n");
1580 /* Set up device virtual memory management object */
1581 err = ct_vm_create(&atc->vm);
1585 /* Create all atc hw devices */
1586 err = atc_create_hw_devs(atc);
1591 err = atc_get_resources(atc);
1595 /* Build topology */
1596 atc_connect_resources(atc);
1598 atc->timer = ct_timer_new(atc);
1602 err = snd_device_new(card, SNDRV_DEV_LOWLEVEL, atc, &ops);
1606 snd_card_set_dev(card, &pci->dev);
1612 ct_atc_destroy(atc);
1613 printk(KERN_ERR "ctxfi: Something wrong!!!\n");