Merge branch 'upstream-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jgarzi...
[linux-2.6.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 "cthardware.h"
22 #include "ctsrc.h"
23 #include "ctamixer.h"
24 #include "ctdaio.h"
25 #include "cttimer.h"
26 #include <linux/delay.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 DAIONUM         7
33 #define MAX_MULTI_CHN   8
34
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) \
39                             | (0x10 << 16) \
40                             | ((IEC958_AES3_CON_FS_48000) << 24))
41
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,
48                            "UAA", CTUAA),
49         { } /* terminator */
50 };
51
52 static struct snd_pci_quirk __devinitdata subsys_20k2_list[] = {
53         SND_PCI_QUIRK(PCI_VENDOR_ID_CREATIVE, PCI_SUBDEVICE_ID_CREATIVE_SB0760,
54                       "SB0760", CTSB0760),
55         SND_PCI_QUIRK(PCI_VENDOR_ID_CREATIVE, PCI_SUBDEVICE_ID_CREATIVE_SB08801,
56                       "SB0880", CTSB0880),
57         SND_PCI_QUIRK(PCI_VENDOR_ID_CREATIVE, PCI_SUBDEVICE_ID_CREATIVE_SB08802,
58                       "SB0880", CTSB0880),
59         SND_PCI_QUIRK(PCI_VENDOR_ID_CREATIVE, PCI_SUBDEVICE_ID_CREATIVE_SB08803,
60                       "SB0880", CTSB0880),
61         SND_PCI_QUIRK_MASK(PCI_VENDOR_ID_CREATIVE, 0xf000,
62                            PCI_SUBDEVICE_ID_CREATIVE_HENDRIX, "HENDRIX",
63                            CTHENDRIX),
64         { } /* terminator */
65 };
66
67 static const char *ct_subsys_name[NUM_CTCARDS] = {
68         /* 20k1 models */
69         [CTSB055X]      = "SB055x",
70         [CTSB073X]      = "SB073x",
71         [CTUAA]         = "UAA",
72         [CT20K1_UNKNOWN] = "Unknown",
73         /* 20k2 models */
74         [CTSB0760]      = "SB076x",
75         [CTHENDRIX]     = "Hendrix",
76         [CTSB0880]      = "SB0880",
77         [CT20K2_UNKNOWN] = "Unknown",
78 };
79
80 static struct {
81         int (*create)(struct ct_atc *atc,
82                         enum CTALSADEVS device, const char *device_name);
83         int (*destroy)(void *alsa_dev);
84         const char *public_name;
85 } alsa_dev_funcs[NUM_CTALSADEVS] = {
86         [FRONT]         = { .create = ct_alsa_pcm_create,
87                             .destroy = NULL,
88                             .public_name = "Front/WaveIn"},
89         [SURROUND]      = { .create = ct_alsa_pcm_create,
90                             .destroy = NULL,
91                             .public_name = "Surround"},
92         [CLFE]          = { .create = ct_alsa_pcm_create,
93                             .destroy = NULL,
94                             .public_name = "Center/LFE"},
95         [SIDE]          = { .create = ct_alsa_pcm_create,
96                             .destroy = NULL,
97                             .public_name = "Side"},
98         [IEC958]        = { .create = ct_alsa_pcm_create,
99                             .destroy = NULL,
100                             .public_name = "IEC958 Non-audio"},
101
102         [MIXER]         = { .create = ct_alsa_mix_create,
103                             .destroy = NULL,
104                             .public_name = "Mixer"}
105 };
106
107 typedef int (*create_t)(void *, void **);
108 typedef int (*destroy_t)(void *);
109
110 static struct {
111         int (*create)(void *hw, void **rmgr);
112         int (*destroy)(void *mgr);
113 } rsc_mgr_funcs[NUM_RSCTYP] = {
114         [SRC]           = { .create     = (create_t)src_mgr_create,
115                             .destroy    = (destroy_t)src_mgr_destroy    },
116         [SRCIMP]        = { .create     = (create_t)srcimp_mgr_create,
117                             .destroy    = (destroy_t)srcimp_mgr_destroy },
118         [AMIXER]        = { .create     = (create_t)amixer_mgr_create,
119                             .destroy    = (destroy_t)amixer_mgr_destroy },
120         [SUM]           = { .create     = (create_t)sum_mgr_create,
121                             .destroy    = (destroy_t)sum_mgr_destroy    },
122         [DAIO]          = { .create     = (create_t)daio_mgr_create,
123                             .destroy    = (destroy_t)daio_mgr_destroy   }
124 };
125
126 static int
127 atc_pcm_release_resources(struct ct_atc *atc, struct ct_atc_pcm *apcm);
128
129 /* *
130  * Only mono and interleaved modes are supported now.
131  * Always allocates a contiguous channel block.
132  * */
133
134 static int ct_map_audio_buffer(struct ct_atc *atc, struct ct_atc_pcm *apcm)
135 {
136         struct snd_pcm_runtime *runtime;
137         struct ct_vm *vm;
138
139         if (!apcm->substream)
140                 return 0;
141
142         runtime = apcm->substream->runtime;
143         vm = atc->vm;
144
145         apcm->vm_block = vm->map(vm, apcm->substream, runtime->dma_bytes);
146
147         if (!apcm->vm_block)
148                 return -ENOENT;
149
150         return 0;
151 }
152
153 static void ct_unmap_audio_buffer(struct ct_atc *atc, struct ct_atc_pcm *apcm)
154 {
155         struct ct_vm *vm;
156
157         if (!apcm->vm_block)
158                 return;
159
160         vm = atc->vm;
161
162         vm->unmap(vm, apcm->vm_block);
163
164         apcm->vm_block = NULL;
165 }
166
167 static unsigned long atc_get_ptp_phys(struct ct_atc *atc, int index)
168 {
169         struct ct_vm *vm;
170         void *kvirt_addr;
171         unsigned long phys_addr;
172
173         vm = atc->vm;
174         kvirt_addr = vm->get_ptp_virt(vm, index);
175         if (kvirt_addr == NULL)
176                 phys_addr = (~0UL);
177         else
178                 phys_addr = virt_to_phys(kvirt_addr);
179
180         return phys_addr;
181 }
182
183 static unsigned int convert_format(snd_pcm_format_t snd_format)
184 {
185         switch (snd_format) {
186         case SNDRV_PCM_FORMAT_U8:
187                 return SRC_SF_U8;
188         case SNDRV_PCM_FORMAT_S16_LE:
189                 return SRC_SF_S16;
190         case SNDRV_PCM_FORMAT_S24_3LE:
191                 return SRC_SF_S24;
192         case SNDRV_PCM_FORMAT_S32_LE:
193                 return SRC_SF_S32;
194         case SNDRV_PCM_FORMAT_FLOAT_LE:
195                 return SRC_SF_F32;
196         default:
197                 printk(KERN_ERR "ctxfi: not recognized snd format is %d \n",
198                         snd_format);
199                 return SRC_SF_S16;
200         }
201 }
202
203 static unsigned int
204 atc_get_pitch(unsigned int input_rate, unsigned int output_rate)
205 {
206         unsigned int pitch;
207         int b;
208
209         /* get pitch and convert to fixed-point 8.24 format. */
210         pitch = (input_rate / output_rate) << 24;
211         input_rate %= output_rate;
212         input_rate /= 100;
213         output_rate /= 100;
214         for (b = 31; ((b >= 0) && !(input_rate >> b)); )
215                 b--;
216
217         if (b >= 0) {
218                 input_rate <<= (31 - b);
219                 input_rate /= output_rate;
220                 b = 24 - (31 - b);
221                 if (b >= 0)
222                         input_rate <<= b;
223                 else
224                         input_rate >>= -b;
225
226                 pitch |= input_rate;
227         }
228
229         return pitch;
230 }
231
232 static int select_rom(unsigned int pitch)
233 {
234         if (pitch > 0x00428f5c && pitch < 0x01b851ec) {
235                 /* 0.26 <= pitch <= 1.72 */
236                 return 1;
237         } else if (pitch == 0x01d66666 || pitch == 0x01d66667) {
238                 /* pitch == 1.8375 */
239                 return 2;
240         } else if (pitch == 0x02000000) {
241                 /* pitch == 2 */
242                 return 3;
243         } else if (pitch <= 0x08000000) {
244                 /* 0 <= pitch <= 8 */
245                 return 0;
246         } else {
247                 return -ENOENT;
248         }
249 }
250
251 static int atc_pcm_playback_prepare(struct ct_atc *atc, struct ct_atc_pcm *apcm)
252 {
253         struct src_mgr *src_mgr = atc->rsc_mgrs[SRC];
254         struct amixer_mgr *amixer_mgr = atc->rsc_mgrs[AMIXER];
255         struct src_desc desc = {0};
256         struct amixer_desc mix_dsc = {0};
257         struct src *src;
258         struct amixer *amixer;
259         int err;
260         int n_amixer = apcm->substream->runtime->channels, i = 0;
261         int device = apcm->substream->pcm->device;
262         unsigned int pitch;
263
264         /* first release old resources */
265         atc_pcm_release_resources(atc, apcm);
266
267         /* Get SRC resource */
268         desc.multi = apcm->substream->runtime->channels;
269         desc.msr = atc->msr;
270         desc.mode = MEMRD;
271         err = src_mgr->get_src(src_mgr, &desc, (struct src **)&apcm->src);
272         if (err)
273                 goto error1;
274
275         pitch = atc_get_pitch(apcm->substream->runtime->rate,
276                                                 (atc->rsr * atc->msr));
277         src = apcm->src;
278         src->ops->set_pitch(src, pitch);
279         src->ops->set_rom(src, select_rom(pitch));
280         src->ops->set_sf(src, convert_format(apcm->substream->runtime->format));
281         src->ops->set_pm(src, (src->ops->next_interleave(src) != NULL));
282
283         /* Get AMIXER resource */
284         n_amixer = (n_amixer < 2) ? 2 : n_amixer;
285         apcm->amixers = kzalloc(sizeof(void *)*n_amixer, GFP_KERNEL);
286         if (!apcm->amixers) {
287                 err = -ENOMEM;
288                 goto error1;
289         }
290         mix_dsc.msr = atc->msr;
291         for (i = 0, apcm->n_amixer = 0; i < n_amixer; i++) {
292                 err = amixer_mgr->get_amixer(amixer_mgr, &mix_dsc,
293                                         (struct amixer **)&apcm->amixers[i]);
294                 if (err)
295                         goto error1;
296
297                 apcm->n_amixer++;
298         }
299
300         /* Set up device virtual mem map */
301         err = ct_map_audio_buffer(atc, apcm);
302         if (err < 0)
303                 goto error1;
304
305         /* Connect resources */
306         src = apcm->src;
307         for (i = 0; i < n_amixer; i++) {
308                 amixer = apcm->amixers[i];
309                 mutex_lock(&atc->atc_mutex);
310                 amixer->ops->setup(amixer, &src->rsc,
311                                         INIT_VOL, atc->pcm[i+device*2]);
312                 mutex_unlock(&atc->atc_mutex);
313                 src = src->ops->next_interleave(src);
314                 if (!src)
315                         src = apcm->src;
316         }
317
318         ct_timer_prepare(apcm->timer);
319
320         return 0;
321
322 error1:
323         atc_pcm_release_resources(atc, apcm);
324         return err;
325 }
326
327 static int
328 atc_pcm_release_resources(struct ct_atc *atc, struct ct_atc_pcm *apcm)
329 {
330         struct src_mgr *src_mgr = atc->rsc_mgrs[SRC];
331         struct srcimp_mgr *srcimp_mgr = atc->rsc_mgrs[SRCIMP];
332         struct amixer_mgr *amixer_mgr = atc->rsc_mgrs[AMIXER];
333         struct sum_mgr *sum_mgr = atc->rsc_mgrs[SUM];
334         struct srcimp *srcimp;
335         int i;
336
337         if (apcm->srcimps) {
338                 for (i = 0; i < apcm->n_srcimp; i++) {
339                         srcimp = apcm->srcimps[i];
340                         srcimp->ops->unmap(srcimp);
341                         srcimp_mgr->put_srcimp(srcimp_mgr, srcimp);
342                         apcm->srcimps[i] = NULL;
343                 }
344                 kfree(apcm->srcimps);
345                 apcm->srcimps = NULL;
346         }
347
348         if (apcm->srccs) {
349                 for (i = 0; i < apcm->n_srcc; i++) {
350                         src_mgr->put_src(src_mgr, apcm->srccs[i]);
351                         apcm->srccs[i] = NULL;
352                 }
353                 kfree(apcm->srccs);
354                 apcm->srccs = NULL;
355         }
356
357         if (apcm->amixers) {
358                 for (i = 0; i < apcm->n_amixer; i++) {
359                         amixer_mgr->put_amixer(amixer_mgr, apcm->amixers[i]);
360                         apcm->amixers[i] = NULL;
361                 }
362                 kfree(apcm->amixers);
363                 apcm->amixers = NULL;
364         }
365
366         if (apcm->mono) {
367                 sum_mgr->put_sum(sum_mgr, apcm->mono);
368                 apcm->mono = NULL;
369         }
370
371         if (apcm->src) {
372                 src_mgr->put_src(src_mgr, apcm->src);
373                 apcm->src = NULL;
374         }
375
376         if (apcm->vm_block) {
377                 /* Undo device virtual mem map */
378                 ct_unmap_audio_buffer(atc, apcm);
379                 apcm->vm_block = NULL;
380         }
381
382         return 0;
383 }
384
385 static int atc_pcm_playback_start(struct ct_atc *atc, struct ct_atc_pcm *apcm)
386 {
387         unsigned int max_cisz;
388         struct src *src = apcm->src;
389
390         if (apcm->started)
391                 return 0;
392         apcm->started = 1;
393
394         max_cisz = src->multi * src->rsc.msr;
395         max_cisz = 0x80 * (max_cisz < 8 ? max_cisz : 8);
396
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);
401
402         src->ops->set_bm(src, 1);
403         src->ops->set_state(src, SRC_STATE_INIT);
404         src->ops->commit_write(src);
405
406         ct_timer_start(apcm->timer);
407         return 0;
408 }
409
410 static int atc_pcm_stop(struct ct_atc *atc, struct ct_atc_pcm *apcm)
411 {
412         struct src *src;
413         int i;
414
415         ct_timer_stop(apcm->timer);
416
417         src = apcm->src;
418         src->ops->set_bm(src, 0);
419         src->ops->set_state(src, SRC_STATE_OFF);
420         src->ops->commit_write(src);
421
422         if (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);
428                 }
429         }
430
431         apcm->started = 0;
432
433         return 0;
434 }
435
436 static int
437 atc_pcm_playback_position(struct ct_atc *atc, struct ct_atc_pcm *apcm)
438 {
439         struct src *src = apcm->src;
440         u32 size, max_cisz;
441         int position;
442
443         if (!src)
444                 return 0;
445         position = src->ops->get_ca(src);
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) {
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         src->ops->set_sa(src, apcm->vm_block->addr);
747         src->ops->set_la(src, apcm->vm_block->addr + apcm->vm_block->size);
748         src->ops->set_ca(src, apcm->vm_block->addr);
749         src_mgr->src_disable(src_mgr, src);
750
751         /* Disable relevant SRCs firstly */
752         src_mgr->commit_write(src_mgr);
753
754         /* Enable SRCs respectively */
755         for (i = 0; i < apcm->n_srcc; i++) {
756                 src = apcm->srccs[i];
757                 src->ops->set_state(src, SRC_STATE_RUN);
758                 src->ops->commit_write(src);
759                 src_mgr->src_enable_s(src_mgr, src);
760         }
761         src = apcm->src;
762         src->ops->set_bm(src, 1);
763         src->ops->set_state(src, SRC_STATE_RUN);
764         src->ops->commit_write(src);
765         src_mgr->src_enable_s(src_mgr, src);
766
767         /* Enable relevant SRCs synchronously */
768         src_mgr->commit_write(src_mgr);
769
770         ct_timer_start(apcm->timer);
771         return 0;
772 }
773
774 static int
775 atc_pcm_capture_position(struct ct_atc *atc, struct ct_atc_pcm *apcm)
776 {
777         struct src *src = apcm->src;
778
779         if (!src)
780                 return 0;
781         return src->ops->get_ca(src) - apcm->vm_block->addr;
782 }
783
784 static int spdif_passthru_playback_get_resources(struct ct_atc *atc,
785                                                  struct ct_atc_pcm *apcm)
786 {
787         struct src_mgr *src_mgr = atc->rsc_mgrs[SRC];
788         struct amixer_mgr *amixer_mgr = atc->rsc_mgrs[AMIXER];
789         struct src_desc desc = {0};
790         struct amixer_desc mix_dsc = {0};
791         struct src *src;
792         int err;
793         int n_amixer = apcm->substream->runtime->channels, i;
794         unsigned int pitch, rsr = atc->pll_rate;
795
796         /* first release old resources */
797         atc_pcm_release_resources(atc, apcm);
798
799         /* Get SRC resource */
800         desc.multi = apcm->substream->runtime->channels;
801         desc.msr = 1;
802         while (apcm->substream->runtime->rate > (rsr * desc.msr))
803                 desc.msr <<= 1;
804
805         desc.mode = MEMRD;
806         err = src_mgr->get_src(src_mgr, &desc, (struct src **)&apcm->src);
807         if (err)
808                 goto error1;
809
810         pitch = atc_get_pitch(apcm->substream->runtime->rate, (rsr * desc.msr));
811         src = apcm->src;
812         src->ops->set_pitch(src, pitch);
813         src->ops->set_rom(src, select_rom(pitch));
814         src->ops->set_sf(src, convert_format(apcm->substream->runtime->format));
815         src->ops->set_pm(src, (src->ops->next_interleave(src) != NULL));
816         src->ops->set_bp(src, 1);
817
818         /* Get AMIXER resource */
819         n_amixer = (n_amixer < 2) ? 2 : n_amixer;
820         apcm->amixers = kzalloc(sizeof(void *)*n_amixer, GFP_KERNEL);
821         if (!apcm->amixers) {
822                 err = -ENOMEM;
823                 goto error1;
824         }
825         mix_dsc.msr = desc.msr;
826         for (i = 0, apcm->n_amixer = 0; i < n_amixer; i++) {
827                 err = amixer_mgr->get_amixer(amixer_mgr, &mix_dsc,
828                                         (struct amixer **)&apcm->amixers[i]);
829                 if (err)
830                         goto error1;
831
832                 apcm->n_amixer++;
833         }
834
835         /* Set up device virtual mem map */
836         err = ct_map_audio_buffer(atc, apcm);
837         if (err < 0)
838                 goto error1;
839
840         return 0;
841
842 error1:
843         atc_pcm_release_resources(atc, apcm);
844         return err;
845 }
846
847 static int atc_pll_init(struct ct_atc *atc, int rate)
848 {
849         struct hw *hw = atc->hw;
850         int err;
851         err = hw->pll_init(hw, rate);
852         atc->pll_rate = err ? 0 : rate;
853         return err;
854 }
855
856 static int
857 spdif_passthru_playback_setup(struct ct_atc *atc, struct ct_atc_pcm *apcm)
858 {
859         struct dao *dao = container_of(atc->daios[SPDIFOO], struct dao, daio);
860         unsigned int rate = apcm->substream->runtime->rate;
861         unsigned int status;
862         int err = 0;
863         unsigned char iec958_con_fs;
864
865         switch (rate) {
866         case 48000:
867                 iec958_con_fs = IEC958_AES3_CON_FS_48000;
868                 break;
869         case 44100:
870                 iec958_con_fs = IEC958_AES3_CON_FS_44100;
871                 break;
872         case 32000:
873                 iec958_con_fs = IEC958_AES3_CON_FS_32000;
874                 break;
875         default:
876                 return -ENOENT;
877         }
878
879         mutex_lock(&atc->atc_mutex);
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);
886         }
887         if ((rate != atc->pll_rate) && (32000 != rate))
888                 err = atc_pll_init(atc, rate);
889         mutex_unlock(&atc->atc_mutex);
890
891         return err;
892 }
893
894 static int
895 spdif_passthru_playback_prepare(struct ct_atc *atc, struct ct_atc_pcm *apcm)
896 {
897         struct src *src;
898         struct amixer *amixer;
899         struct dao *dao;
900         int err;
901         int i;
902
903         atc_pcm_release_resources(atc, apcm);
904
905         /* Configure SPDIFOO and PLL to passthrough mode;
906          * determine pll_rate. */
907         err = spdif_passthru_playback_setup(atc, apcm);
908         if (err)
909                 return err;
910
911         /* Get needed resources. */
912         err = spdif_passthru_playback_get_resources(atc, apcm);
913         if (err)
914                 return err;
915
916         /* Connect resources */
917         src = apcm->src;
918         for (i = 0; i < apcm->n_amixer; i++) {
919                 amixer = apcm->amixers[i];
920                 amixer->ops->setup(amixer, &src->rsc, INIT_VOL, NULL);
921                 src = src->ops->next_interleave(src);
922                 if (!src)
923                         src = apcm->src;
924         }
925         /* Connect to SPDIFOO */
926         mutex_lock(&atc->atc_mutex);
927         dao = container_of(atc->daios[SPDIFOO], struct dao, daio);
928         amixer = apcm->amixers[0];
929         dao->ops->set_left_input(dao, &amixer->rsc);
930         amixer = apcm->amixers[1];
931         dao->ops->set_right_input(dao, &amixer->rsc);
932         mutex_unlock(&atc->atc_mutex);
933
934         ct_timer_prepare(apcm->timer);
935
936         return 0;
937 }
938
939 static int atc_select_line_in(struct ct_atc *atc)
940 {
941         struct hw *hw = atc->hw;
942         struct ct_mixer *mixer = atc->mixer;
943         struct src *src;
944
945         if (hw->is_adc_source_selected(hw, ADC_LINEIN))
946                 return 0;
947
948         mixer->set_input_left(mixer, MIX_MIC_IN, NULL);
949         mixer->set_input_right(mixer, MIX_MIC_IN, NULL);
950
951         hw->select_adc_source(hw, ADC_LINEIN);
952
953         src = atc->srcs[2];
954         mixer->set_input_left(mixer, MIX_LINE_IN, &src->rsc);
955         src = atc->srcs[3];
956         mixer->set_input_right(mixer, MIX_LINE_IN, &src->rsc);
957
958         return 0;
959 }
960
961 static int atc_select_mic_in(struct ct_atc *atc)
962 {
963         struct hw *hw = atc->hw;
964         struct ct_mixer *mixer = atc->mixer;
965         struct src *src;
966
967         if (hw->is_adc_source_selected(hw, ADC_MICIN))
968                 return 0;
969
970         mixer->set_input_left(mixer, MIX_LINE_IN, NULL);
971         mixer->set_input_right(mixer, MIX_LINE_IN, NULL);
972
973         hw->select_adc_source(hw, ADC_MICIN);
974
975         src = atc->srcs[2];
976         mixer->set_input_left(mixer, MIX_MIC_IN, &src->rsc);
977         src = atc->srcs[3];
978         mixer->set_input_right(mixer, MIX_MIC_IN, &src->rsc);
979
980         return 0;
981 }
982
983 static int atc_have_digit_io_switch(struct ct_atc *atc)
984 {
985         struct hw *hw = atc->hw;
986
987         return hw->have_digit_io_switch(hw);
988 }
989
990 static int atc_select_digit_io(struct ct_atc *atc)
991 {
992         struct hw *hw = atc->hw;
993
994         if (hw->is_adc_source_selected(hw, ADC_NONE))
995                 return 0;
996
997         hw->select_adc_source(hw, ADC_NONE);
998
999         return 0;
1000 }
1001
1002 static int atc_daio_unmute(struct ct_atc *atc, unsigned char state, int type)
1003 {
1004         struct daio_mgr *daio_mgr = atc->rsc_mgrs[DAIO];
1005
1006         if (state)
1007                 daio_mgr->daio_enable(daio_mgr, atc->daios[type]);
1008         else
1009                 daio_mgr->daio_disable(daio_mgr, atc->daios[type]);
1010
1011         daio_mgr->commit_write(daio_mgr);
1012
1013         return 0;
1014 }
1015
1016 static int
1017 atc_dao_get_status(struct ct_atc *atc, unsigned int *status, int type)
1018 {
1019         struct dao *dao = container_of(atc->daios[type], struct dao, daio);
1020         return dao->ops->get_spos(dao, status);
1021 }
1022
1023 static int
1024 atc_dao_set_status(struct ct_atc *atc, unsigned int status, int type)
1025 {
1026         struct dao *dao = container_of(atc->daios[type], struct dao, daio);
1027
1028         dao->ops->set_spos(dao, status);
1029         dao->ops->commit_write(dao);
1030         return 0;
1031 }
1032
1033 static int atc_line_front_unmute(struct ct_atc *atc, unsigned char state)
1034 {
1035         return atc_daio_unmute(atc, state, LINEO1);
1036 }
1037
1038 static int atc_line_surround_unmute(struct ct_atc *atc, unsigned char state)
1039 {
1040         return atc_daio_unmute(atc, state, LINEO2);
1041 }
1042
1043 static int atc_line_clfe_unmute(struct ct_atc *atc, unsigned char state)
1044 {
1045         return atc_daio_unmute(atc, state, LINEO3);
1046 }
1047
1048 static int atc_line_rear_unmute(struct ct_atc *atc, unsigned char state)
1049 {
1050         return atc_daio_unmute(atc, state, LINEO4);
1051 }
1052
1053 static int atc_line_in_unmute(struct ct_atc *atc, unsigned char state)
1054 {
1055         return atc_daio_unmute(atc, state, LINEIM);
1056 }
1057
1058 static int atc_spdif_out_unmute(struct ct_atc *atc, unsigned char state)
1059 {
1060         return atc_daio_unmute(atc, state, SPDIFOO);
1061 }
1062
1063 static int atc_spdif_in_unmute(struct ct_atc *atc, unsigned char state)
1064 {
1065         return atc_daio_unmute(atc, state, SPDIFIO);
1066 }
1067
1068 static int atc_spdif_out_get_status(struct ct_atc *atc, unsigned int *status)
1069 {
1070         return atc_dao_get_status(atc, status, SPDIFOO);
1071 }
1072
1073 static int atc_spdif_out_set_status(struct ct_atc *atc, unsigned int status)
1074 {
1075         return atc_dao_set_status(atc, status, SPDIFOO);
1076 }
1077
1078 static int atc_spdif_out_passthru(struct ct_atc *atc, unsigned char state)
1079 {
1080         struct dao_desc da_dsc = {0};
1081         struct dao *dao;
1082         int err;
1083         struct ct_mixer *mixer = atc->mixer;
1084         struct rsc *rscs[2] = {NULL};
1085         unsigned int spos = 0;
1086
1087         mutex_lock(&atc->atc_mutex);
1088         dao = container_of(atc->daios[SPDIFOO], struct dao, daio);
1089         da_dsc.msr = state ? 1 : atc->msr;
1090         da_dsc.passthru = state ? 1 : 0;
1091         err = dao->ops->reinit(dao, &da_dsc);
1092         if (state) {
1093                 spos = IEC958_DEFAULT_CON;
1094         } else {
1095                 mixer->get_output_ports(mixer, MIX_SPDIF_OUT,
1096                                         &rscs[0], &rscs[1]);
1097                 dao->ops->set_left_input(dao, rscs[0]);
1098                 dao->ops->set_right_input(dao, rscs[1]);
1099                 /* Restore PLL to atc->rsr if needed. */
1100                 if (atc->pll_rate != atc->rsr)
1101                         err = atc_pll_init(atc, atc->rsr);
1102         }
1103         dao->ops->set_spos(dao, spos);
1104         dao->ops->commit_write(dao);
1105         mutex_unlock(&atc->atc_mutex);
1106
1107         return err;
1108 }
1109
1110 static int atc_release_resources(struct ct_atc *atc)
1111 {
1112         int i;
1113         struct daio_mgr *daio_mgr = NULL;
1114         struct dao *dao = NULL;
1115         struct dai *dai = NULL;
1116         struct daio *daio = NULL;
1117         struct sum_mgr *sum_mgr = NULL;
1118         struct src_mgr *src_mgr = NULL;
1119         struct srcimp_mgr *srcimp_mgr = NULL;
1120         struct srcimp *srcimp = NULL;
1121         struct ct_mixer *mixer = NULL;
1122
1123         /* disconnect internal mixer objects */
1124         if (atc->mixer) {
1125                 mixer = atc->mixer;
1126                 mixer->set_input_left(mixer, MIX_LINE_IN, NULL);
1127                 mixer->set_input_right(mixer, MIX_LINE_IN, NULL);
1128                 mixer->set_input_left(mixer, MIX_MIC_IN, NULL);
1129                 mixer->set_input_right(mixer, MIX_MIC_IN, NULL);
1130                 mixer->set_input_left(mixer, MIX_SPDIF_IN, NULL);
1131                 mixer->set_input_right(mixer, MIX_SPDIF_IN, NULL);
1132         }
1133
1134         if (atc->daios) {
1135                 daio_mgr = (struct daio_mgr *)atc->rsc_mgrs[DAIO];
1136                 for (i = 0; i < atc->n_daio; i++) {
1137                         daio = atc->daios[i];
1138                         if (daio->type < LINEIM) {
1139                                 dao = container_of(daio, struct dao, daio);
1140                                 dao->ops->clear_left_input(dao);
1141                                 dao->ops->clear_right_input(dao);
1142                         } else {
1143                                 dai = container_of(daio, struct dai, daio);
1144                                 /* some thing to do for dai ... */
1145                         }
1146                         daio_mgr->put_daio(daio_mgr, daio);
1147                 }
1148                 kfree(atc->daios);
1149                 atc->daios = NULL;
1150         }
1151
1152         if (atc->pcm) {
1153                 sum_mgr = atc->rsc_mgrs[SUM];
1154                 for (i = 0; i < atc->n_pcm; i++)
1155                         sum_mgr->put_sum(sum_mgr, atc->pcm[i]);
1156
1157                 kfree(atc->pcm);
1158                 atc->pcm = NULL;
1159         }
1160
1161         if (atc->srcs) {
1162                 src_mgr = atc->rsc_mgrs[SRC];
1163                 for (i = 0; i < atc->n_src; i++)
1164                         src_mgr->put_src(src_mgr, atc->srcs[i]);
1165
1166                 kfree(atc->srcs);
1167                 atc->srcs = NULL;
1168         }
1169
1170         if (atc->srcimps) {
1171                 srcimp_mgr = atc->rsc_mgrs[SRCIMP];
1172                 for (i = 0; i < atc->n_srcimp; i++) {
1173                         srcimp = atc->srcimps[i];
1174                         srcimp->ops->unmap(srcimp);
1175                         srcimp_mgr->put_srcimp(srcimp_mgr, atc->srcimps[i]);
1176                 }
1177                 kfree(atc->srcimps);
1178                 atc->srcimps = NULL;
1179         }
1180
1181         return 0;
1182 }
1183
1184 static int ct_atc_destroy(struct ct_atc *atc)
1185 {
1186         int i = 0;
1187
1188         if (!atc)
1189                 return 0;
1190
1191         if (atc->timer) {
1192                 ct_timer_free(atc->timer);
1193                 atc->timer = NULL;
1194         }
1195
1196         atc_release_resources(atc);
1197
1198         /* Destroy internal mixer objects */
1199         if (atc->mixer)
1200                 ct_mixer_destroy(atc->mixer);
1201
1202         for (i = 0; i < NUM_RSCTYP; i++) {
1203                 if (rsc_mgr_funcs[i].destroy && atc->rsc_mgrs[i])
1204                         rsc_mgr_funcs[i].destroy(atc->rsc_mgrs[i]);
1205
1206         }
1207
1208         if (atc->hw)
1209                 destroy_hw_obj((struct hw *)atc->hw);
1210
1211         /* Destroy device virtual memory manager object */
1212         if (atc->vm) {
1213                 ct_vm_destroy(atc->vm);
1214                 atc->vm = NULL;
1215         }
1216
1217         kfree(atc);
1218
1219         return 0;
1220 }
1221
1222 static int atc_dev_free(struct snd_device *dev)
1223 {
1224         struct ct_atc *atc = dev->device_data;
1225         return ct_atc_destroy(atc);
1226 }
1227
1228 static int __devinit atc_identify_card(struct ct_atc *atc)
1229 {
1230         const struct snd_pci_quirk *p;
1231         const struct snd_pci_quirk *list;
1232
1233         switch (atc->chip_type) {
1234         case ATC20K1:
1235                 atc->chip_name = "20K1";
1236                 list = subsys_20k1_list;
1237                 break;
1238         case ATC20K2:
1239                 atc->chip_name = "20K2";
1240                 list = subsys_20k2_list;
1241                 break;
1242         default:
1243                 return -ENOENT;
1244         }
1245         p = snd_pci_quirk_lookup(atc->pci, list);
1246         if (p) {
1247                 if (p->value < 0) {
1248                         printk(KERN_ERR "ctxfi: "
1249                                "Device %04x:%04x is black-listed\n",
1250                                atc->pci->subsystem_vendor,
1251                                atc->pci->subsystem_device);
1252                         return -ENOENT;
1253                 }
1254                 atc->model = p->value;
1255         } else {
1256                 if (atc->chip_type == ATC20K1)
1257                         atc->model = CT20K1_UNKNOWN;
1258                 else
1259                         atc->model = CT20K2_UNKNOWN;
1260         }
1261         atc->model_name = ct_subsys_name[atc->model];
1262         snd_printd("ctxfi: chip %s model %s (%04x:%04x) is found\n",
1263                    atc->chip_name, atc->model_name,
1264                    atc->pci->subsystem_vendor,
1265                    atc->pci->subsystem_device);
1266         return 0;
1267 }
1268
1269 int __devinit ct_atc_create_alsa_devs(struct ct_atc *atc)
1270 {
1271         enum CTALSADEVS i;
1272         int err;
1273
1274         alsa_dev_funcs[MIXER].public_name = atc->chip_name;
1275
1276         for (i = 0; i < NUM_CTALSADEVS; i++) {
1277                 if (!alsa_dev_funcs[i].create)
1278                         continue;
1279
1280                 err = alsa_dev_funcs[i].create(atc, i,
1281                                 alsa_dev_funcs[i].public_name);
1282                 if (err) {
1283                         printk(KERN_ERR "ctxfi: "
1284                                "Creating alsa device %d failed!\n", i);
1285                         return err;
1286                 }
1287         }
1288
1289         return 0;
1290 }
1291
1292 static int __devinit atc_create_hw_devs(struct ct_atc *atc)
1293 {
1294         struct hw *hw;
1295         struct card_conf info = {0};
1296         int i, err;
1297
1298         err = create_hw_obj(atc->pci, atc->chip_type, atc->model, &hw);
1299         if (err) {
1300                 printk(KERN_ERR "Failed to create hw obj!!!\n");
1301                 return err;
1302         }
1303         atc->hw = hw;
1304
1305         /* Initialize card hardware. */
1306         info.rsr = atc->rsr;
1307         info.msr = atc->msr;
1308         info.vm_pgt_phys = atc_get_ptp_phys(atc, 0);
1309         err = hw->card_init(hw, &info);
1310         if (err < 0)
1311                 return err;
1312
1313         for (i = 0; i < NUM_RSCTYP; i++) {
1314                 if (!rsc_mgr_funcs[i].create)
1315                         continue;
1316
1317                 err = rsc_mgr_funcs[i].create(atc->hw, &atc->rsc_mgrs[i]);
1318                 if (err) {
1319                         printk(KERN_ERR "ctxfi: "
1320                                "Failed to create rsc_mgr %d!!!\n", i);
1321                         return err;
1322                 }
1323         }
1324
1325         return 0;
1326 }
1327
1328 static int atc_get_resources(struct ct_atc *atc)
1329 {
1330         struct daio_desc da_desc = {0};
1331         struct daio_mgr *daio_mgr;
1332         struct src_desc src_dsc = {0};
1333         struct src_mgr *src_mgr;
1334         struct srcimp_desc srcimp_dsc = {0};
1335         struct srcimp_mgr *srcimp_mgr;
1336         struct sum_desc sum_dsc = {0};
1337         struct sum_mgr *sum_mgr;
1338         int err, i;
1339
1340         atc->daios = kzalloc(sizeof(void *)*(DAIONUM), GFP_KERNEL);
1341         if (!atc->daios)
1342                 return -ENOMEM;
1343
1344         atc->srcs = kzalloc(sizeof(void *)*(2*2), GFP_KERNEL);
1345         if (!atc->srcs)
1346                 return -ENOMEM;
1347
1348         atc->srcimps = kzalloc(sizeof(void *)*(2*2), GFP_KERNEL);
1349         if (!atc->srcimps)
1350                 return -ENOMEM;
1351
1352         atc->pcm = kzalloc(sizeof(void *)*(2*4), GFP_KERNEL);
1353         if (!atc->pcm)
1354                 return -ENOMEM;
1355
1356         daio_mgr = (struct daio_mgr *)atc->rsc_mgrs[DAIO];
1357         da_desc.msr = atc->msr;
1358         for (i = 0, atc->n_daio = 0; i < DAIONUM-1; i++) {
1359                 da_desc.type = i;
1360                 err = daio_mgr->get_daio(daio_mgr, &da_desc,
1361                                         (struct daio **)&atc->daios[i]);
1362                 if (err) {
1363                         printk(KERN_ERR "ctxfi: Failed to get DAIO "
1364                                         "resource %d!!!\n", i);
1365                         return err;
1366                 }
1367                 atc->n_daio++;
1368         }
1369         if (atc->model == CTSB073X)
1370                 da_desc.type = SPDIFI1;
1371         else
1372                 da_desc.type = SPDIFIO;
1373         err = daio_mgr->get_daio(daio_mgr, &da_desc,
1374                                 (struct daio **)&atc->daios[i]);
1375         if (err) {
1376                 printk(KERN_ERR "ctxfi: Failed to get S/PDIF-in resource!!!\n");
1377                 return err;
1378         }
1379         atc->n_daio++;
1380
1381         src_mgr = atc->rsc_mgrs[SRC];
1382         src_dsc.multi = 1;
1383         src_dsc.msr = atc->msr;
1384         src_dsc.mode = ARCRW;
1385         for (i = 0, atc->n_src = 0; i < (2*2); i++) {
1386                 err = src_mgr->get_src(src_mgr, &src_dsc,
1387                                         (struct src **)&atc->srcs[i]);
1388                 if (err)
1389                         return err;
1390
1391                 atc->n_src++;
1392         }
1393
1394         srcimp_mgr = atc->rsc_mgrs[SRCIMP];
1395         srcimp_dsc.msr = 8; /* SRCIMPs for S/PDIFIn SRT */
1396         for (i = 0, atc->n_srcimp = 0; i < (2*1); i++) {
1397                 err = srcimp_mgr->get_srcimp(srcimp_mgr, &srcimp_dsc,
1398                                         (struct srcimp **)&atc->srcimps[i]);
1399                 if (err)
1400                         return err;
1401
1402                 atc->n_srcimp++;
1403         }
1404         srcimp_dsc.msr = 8; /* SRCIMPs for LINE/MICIn SRT */
1405         for (i = 0; i < (2*1); i++) {
1406                 err = srcimp_mgr->get_srcimp(srcimp_mgr, &srcimp_dsc,
1407                                 (struct srcimp **)&atc->srcimps[2*1+i]);
1408                 if (err)
1409                         return err;
1410
1411                 atc->n_srcimp++;
1412         }
1413
1414         sum_mgr = atc->rsc_mgrs[SUM];
1415         sum_dsc.msr = atc->msr;
1416         for (i = 0, atc->n_pcm = 0; i < (2*4); i++) {
1417                 err = sum_mgr->get_sum(sum_mgr, &sum_dsc,
1418                                         (struct sum **)&atc->pcm[i]);
1419                 if (err)
1420                         return err;
1421
1422                 atc->n_pcm++;
1423         }
1424
1425         return 0;
1426 }
1427
1428 static void
1429 atc_connect_dai(struct src_mgr *src_mgr, struct dai *dai,
1430                 struct src **srcs, struct srcimp **srcimps)
1431 {
1432         struct rsc *rscs[2] = {NULL};
1433         struct src *src;
1434         struct srcimp *srcimp;
1435         int i = 0;
1436
1437         rscs[0] = &dai->daio.rscl;
1438         rscs[1] = &dai->daio.rscr;
1439         for (i = 0; i < 2; i++) {
1440                 src = srcs[i];
1441                 srcimp = srcimps[i];
1442                 srcimp->ops->map(srcimp, src, rscs[i]);
1443                 src_mgr->src_disable(src_mgr, src);
1444         }
1445
1446         src_mgr->commit_write(src_mgr); /* Actually disable SRCs */
1447
1448         src = srcs[0];
1449         src->ops->set_pm(src, 1);
1450         for (i = 0; i < 2; i++) {
1451                 src = srcs[i];
1452                 src->ops->set_state(src, SRC_STATE_RUN);
1453                 src->ops->commit_write(src);
1454                 src_mgr->src_enable_s(src_mgr, src);
1455         }
1456
1457         dai->ops->set_srt_srcl(dai, &(srcs[0]->rsc));
1458         dai->ops->set_srt_srcr(dai, &(srcs[1]->rsc));
1459
1460         dai->ops->set_enb_src(dai, 1);
1461         dai->ops->set_enb_srt(dai, 1);
1462         dai->ops->commit_write(dai);
1463
1464         src_mgr->commit_write(src_mgr); /* Synchronously enable SRCs */
1465 }
1466
1467 static void atc_connect_resources(struct ct_atc *atc)
1468 {
1469         struct dai *dai;
1470         struct dao *dao;
1471         struct src *src;
1472         struct sum *sum;
1473         struct ct_mixer *mixer;
1474         struct rsc *rscs[2] = {NULL};
1475         int i, j;
1476
1477         mixer = atc->mixer;
1478
1479         for (i = MIX_WAVE_FRONT, j = LINEO1; i <= MIX_SPDIF_OUT; i++, j++) {
1480                 mixer->get_output_ports(mixer, i, &rscs[0], &rscs[1]);
1481                 dao = container_of(atc->daios[j], struct dao, daio);
1482                 dao->ops->set_left_input(dao, rscs[0]);
1483                 dao->ops->set_right_input(dao, rscs[1]);
1484         }
1485
1486         dai = container_of(atc->daios[LINEIM], struct dai, daio);
1487         atc_connect_dai(atc->rsc_mgrs[SRC], dai,
1488                         (struct src **)&atc->srcs[2],
1489                         (struct srcimp **)&atc->srcimps[2]);
1490         src = atc->srcs[2];
1491         mixer->set_input_left(mixer, MIX_LINE_IN, &src->rsc);
1492         src = atc->srcs[3];
1493         mixer->set_input_right(mixer, MIX_LINE_IN, &src->rsc);
1494
1495         dai = container_of(atc->daios[SPDIFIO], struct dai, daio);
1496         atc_connect_dai(atc->rsc_mgrs[SRC], dai,
1497                         (struct src **)&atc->srcs[0],
1498                         (struct srcimp **)&atc->srcimps[0]);
1499
1500         src = atc->srcs[0];
1501         mixer->set_input_left(mixer, MIX_SPDIF_IN, &src->rsc);
1502         src = atc->srcs[1];
1503         mixer->set_input_right(mixer, MIX_SPDIF_IN, &src->rsc);
1504
1505         for (i = MIX_PCMI_FRONT, j = 0; i <= MIX_PCMI_SURROUND; i++, j += 2) {
1506                 sum = atc->pcm[j];
1507                 mixer->set_input_left(mixer, i, &sum->rsc);
1508                 sum = atc->pcm[j+1];
1509                 mixer->set_input_right(mixer, i, &sum->rsc);
1510         }
1511 }
1512
1513 #ifdef CONFIG_PM
1514 static int atc_suspend(struct ct_atc *atc, pm_message_t state)
1515 {
1516         int i;
1517         struct hw *hw = atc->hw;
1518
1519         snd_power_change_state(atc->card, SNDRV_CTL_POWER_D3hot);
1520
1521         for (i = FRONT; i < NUM_PCMS; i++) {
1522                 if (!atc->pcms[i])
1523                         continue;
1524
1525                 snd_pcm_suspend_all(atc->pcms[i]);
1526         }
1527
1528         atc_release_resources(atc);
1529
1530         hw->suspend(hw, state);
1531
1532         return 0;
1533 }
1534
1535 static int atc_hw_resume(struct ct_atc *atc)
1536 {
1537         struct hw *hw = atc->hw;
1538         struct card_conf info = {0};
1539
1540         /* Re-initialize card hardware. */
1541         info.rsr = atc->rsr;
1542         info.msr = atc->msr;
1543         info.vm_pgt_phys = atc_get_ptp_phys(atc, 0);
1544         return hw->resume(hw, &info);
1545 }
1546
1547 static int atc_resources_resume(struct ct_atc *atc)
1548 {
1549         struct ct_mixer *mixer;
1550         int err = 0;
1551
1552         /* Get resources */
1553         err = atc_get_resources(atc);
1554         if (err < 0) {
1555                 atc_release_resources(atc);
1556                 return err;
1557         }
1558
1559         /* Build topology */
1560         atc_connect_resources(atc);
1561
1562         mixer = atc->mixer;
1563         mixer->resume(mixer);
1564
1565         return 0;
1566 }
1567
1568 static int atc_resume(struct ct_atc *atc)
1569 {
1570         int err = 0;
1571
1572         /* Do hardware resume. */
1573         err = atc_hw_resume(atc);
1574         if (err < 0) {
1575                 printk(KERN_ERR "ctxfi: pci_enable_device failed, "
1576                        "disabling device\n");
1577                 snd_card_disconnect(atc->card);
1578                 return err;
1579         }
1580
1581         err = atc_resources_resume(atc);
1582         if (err < 0)
1583                 return err;
1584
1585         snd_power_change_state(atc->card, SNDRV_CTL_POWER_D0);
1586
1587         return 0;
1588 }
1589 #endif
1590
1591 static struct ct_atc atc_preset __devinitdata = {
1592         .map_audio_buffer = ct_map_audio_buffer,
1593         .unmap_audio_buffer = ct_unmap_audio_buffer,
1594         .pcm_playback_prepare = atc_pcm_playback_prepare,
1595         .pcm_release_resources = atc_pcm_release_resources,
1596         .pcm_playback_start = atc_pcm_playback_start,
1597         .pcm_playback_stop = atc_pcm_stop,
1598         .pcm_playback_position = atc_pcm_playback_position,
1599         .pcm_capture_prepare = atc_pcm_capture_prepare,
1600         .pcm_capture_start = atc_pcm_capture_start,
1601         .pcm_capture_stop = atc_pcm_stop,
1602         .pcm_capture_position = atc_pcm_capture_position,
1603         .spdif_passthru_playback_prepare = spdif_passthru_playback_prepare,
1604         .get_ptp_phys = atc_get_ptp_phys,
1605         .select_line_in = atc_select_line_in,
1606         .select_mic_in = atc_select_mic_in,
1607         .select_digit_io = atc_select_digit_io,
1608         .line_front_unmute = atc_line_front_unmute,
1609         .line_surround_unmute = atc_line_surround_unmute,
1610         .line_clfe_unmute = atc_line_clfe_unmute,
1611         .line_rear_unmute = atc_line_rear_unmute,
1612         .line_in_unmute = atc_line_in_unmute,
1613         .spdif_out_unmute = atc_spdif_out_unmute,
1614         .spdif_in_unmute = atc_spdif_in_unmute,
1615         .spdif_out_get_status = atc_spdif_out_get_status,
1616         .spdif_out_set_status = atc_spdif_out_set_status,
1617         .spdif_out_passthru = atc_spdif_out_passthru,
1618         .have_digit_io_switch = atc_have_digit_io_switch,
1619 #ifdef CONFIG_PM
1620         .suspend = atc_suspend,
1621         .resume = atc_resume,
1622 #endif
1623 };
1624
1625 /**
1626  *  ct_atc_create - create and initialize a hardware manager
1627  *  @card: corresponding alsa card object
1628  *  @pci: corresponding kernel pci device object
1629  *  @ratc: return created object address in it
1630  *
1631  *  Creates and initializes a hardware manager.
1632  *
1633  *  Creates kmallocated ct_atc structure. Initializes hardware.
1634  *  Returns 0 if suceeds, or negative error code if fails.
1635  */
1636
1637 int __devinit ct_atc_create(struct snd_card *card, struct pci_dev *pci,
1638                             unsigned int rsr, unsigned int msr,
1639                             int chip_type, struct ct_atc **ratc)
1640 {
1641         struct ct_atc *atc;
1642         static struct snd_device_ops ops = {
1643                 .dev_free = atc_dev_free,
1644         };
1645         int err;
1646
1647         *ratc = NULL;
1648
1649         atc = kzalloc(sizeof(*atc), GFP_KERNEL);
1650         if (!atc)
1651                 return -ENOMEM;
1652
1653         /* Set operations */
1654         *atc = atc_preset;
1655
1656         atc->card = card;
1657         atc->pci = pci;
1658         atc->rsr = rsr;
1659         atc->msr = msr;
1660         atc->chip_type = chip_type;
1661
1662         mutex_init(&atc->atc_mutex);
1663
1664         /* Find card model */
1665         err = atc_identify_card(atc);
1666         if (err < 0) {
1667                 printk(KERN_ERR "ctatc: Card not recognised\n");
1668                 goto error1;
1669         }
1670
1671         /* Set up device virtual memory management object */
1672         err = ct_vm_create(&atc->vm);
1673         if (err < 0)
1674                 goto error1;
1675
1676         /* Create all atc hw devices */
1677         err = atc_create_hw_devs(atc);
1678         if (err < 0)
1679                 goto error1;
1680
1681         err = ct_mixer_create(atc, (struct ct_mixer **)&atc->mixer);
1682         if (err) {
1683                 printk(KERN_ERR "ctxfi: Failed to create mixer obj!!!\n");
1684                 goto error1;
1685         }
1686
1687         /* Get resources */
1688         err = atc_get_resources(atc);
1689         if (err < 0)
1690                 goto error1;
1691
1692         /* Build topology */
1693         atc_connect_resources(atc);
1694
1695         atc->timer = ct_timer_new(atc);
1696         if (!atc->timer)
1697                 goto error1;
1698
1699         err = snd_device_new(card, SNDRV_DEV_LOWLEVEL, atc, &ops);
1700         if (err < 0)
1701                 goto error1;
1702
1703         snd_card_set_dev(card, &pci->dev);
1704
1705         *ratc = atc;
1706         return 0;
1707
1708 error1:
1709         ct_atc_destroy(atc);
1710         printk(KERN_ERR "ctxfi: Something wrong!!!\n");
1711         return err;
1712 }