7898a375df0e6925e0e9d20b4dd866771629ced8
[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 const struct ct_atc_chip_sub_details atc_sub_details[NUM_CTCARDS] = {
43         [CTSB0760] = {.subsys = PCI_SUBDEVICE_ID_CREATIVE_SB0760,
44                       .nm_model = "SB076x"},
45         [CTHENDRIX] = {.subsys = PCI_SUBDEVICE_ID_CREATIVE_HENDRIX,
46                       .nm_model = "Hendrix"},
47         [CTSB08801] = {.subsys = PCI_SUBDEVICE_ID_CREATIVE_SB08801,
48                       .nm_model = "SB0880"},
49         [CTSB08802] = {.subsys = PCI_SUBDEVICE_ID_CREATIVE_SB08802,
50                       .nm_model = "SB0880"},
51         [CTSB08803] = {.subsys = PCI_SUBDEVICE_ID_CREATIVE_SB08803,
52                       .nm_model = "SB0880"}
53 };
54
55 static struct ct_atc_chip_details atc_chip_details[] = {
56         {.vendor = PCI_VENDOR_ID_CREATIVE,
57          .device = PCI_DEVICE_ID_CREATIVE_20K1,
58          .sub_details = NULL,
59          .nm_card = "X-Fi 20k1"},
60         {.vendor = PCI_VENDOR_ID_CREATIVE,
61          .device = PCI_DEVICE_ID_CREATIVE_20K2,
62          .sub_details = atc_sub_details,
63          .nm_card = "X-Fi 20k2"},
64         {} /* terminator */
65 };
66
67 static struct {
68         int (*create)(struct ct_atc *atc,
69                         enum CTALSADEVS device, const char *device_name);
70         int (*destroy)(void *alsa_dev);
71         const char *public_name;
72 } alsa_dev_funcs[NUM_CTALSADEVS] = {
73         [FRONT]         = { .create = ct_alsa_pcm_create,
74                             .destroy = NULL,
75                             .public_name = "Front/WaveIn"},
76         [SURROUND]      = { .create = ct_alsa_pcm_create,
77                             .destroy = NULL,
78                             .public_name = "Surround"},
79         [CLFE]          = { .create = ct_alsa_pcm_create,
80                             .destroy = NULL,
81                             .public_name = "Center/LFE"},
82         [SIDE]          = { .create = ct_alsa_pcm_create,
83                             .destroy = NULL,
84                             .public_name = "Side"},
85         [IEC958]        = { .create = ct_alsa_pcm_create,
86                             .destroy = NULL,
87                             .public_name = "IEC958 Non-audio"},
88
89         [MIXER]         = { .create = ct_alsa_mix_create,
90                             .destroy = NULL,
91                             .public_name = "Mixer"}
92 };
93
94 typedef int (*create_t)(void *, void **);
95 typedef int (*destroy_t)(void *);
96
97 static struct {
98         int (*create)(void *hw, void **rmgr);
99         int (*destroy)(void *mgr);
100 } rsc_mgr_funcs[NUM_RSCTYP] = {
101         [SRC]           = { .create     = (create_t)src_mgr_create,
102                             .destroy    = (destroy_t)src_mgr_destroy    },
103         [SRCIMP]        = { .create     = (create_t)srcimp_mgr_create,
104                             .destroy    = (destroy_t)srcimp_mgr_destroy },
105         [AMIXER]        = { .create     = (create_t)amixer_mgr_create,
106                             .destroy    = (destroy_t)amixer_mgr_destroy },
107         [SUM]           = { .create     = (create_t)sum_mgr_create,
108                             .destroy    = (destroy_t)sum_mgr_destroy    },
109         [DAIO]          = { .create     = (create_t)daio_mgr_create,
110                             .destroy    = (destroy_t)daio_mgr_destroy   }
111 };
112
113 static int
114 atc_pcm_release_resources(struct ct_atc *atc, struct ct_atc_pcm *apcm);
115
116 /* *
117  * Only mono and interleaved modes are supported now.
118  * Always allocates a contiguous channel block.
119  * */
120
121 static int ct_map_audio_buffer(struct ct_atc *atc, struct ct_atc_pcm *apcm)
122 {
123         struct snd_pcm_runtime *runtime;
124         struct ct_vm *vm;
125
126         if (NULL == apcm->substream)
127                 return 0;
128
129         runtime = apcm->substream->runtime;
130         vm = atc->vm;
131
132         apcm->vm_block = vm->map(vm, apcm->substream, runtime->dma_bytes);
133
134         if (NULL == apcm->vm_block)
135                 return -ENOENT;
136
137         return 0;
138 }
139
140 static void ct_unmap_audio_buffer(struct ct_atc *atc, struct ct_atc_pcm *apcm)
141 {
142         struct ct_vm *vm;
143
144         if (NULL == apcm->vm_block)
145                 return;
146
147         vm = atc->vm;
148
149         vm->unmap(vm, apcm->vm_block);
150
151         apcm->vm_block = NULL;
152 }
153
154 static unsigned long atc_get_ptp_phys(struct ct_atc *atc, int index)
155 {
156         struct ct_vm *vm;
157         void *kvirt_addr;
158         unsigned long phys_addr;
159
160         vm = atc->vm;
161         kvirt_addr = vm->get_ptp_virt(vm, index);
162         if (kvirt_addr == NULL)
163                 phys_addr = (~0UL);
164         else
165                 phys_addr = virt_to_phys(kvirt_addr);
166
167         return phys_addr;
168 }
169
170 static unsigned int convert_format(snd_pcm_format_t snd_format)
171 {
172         switch (snd_format) {
173         case SNDRV_PCM_FORMAT_U8:
174                 return SRC_SF_U8;
175         case SNDRV_PCM_FORMAT_S16_LE:
176                 return SRC_SF_S16;
177         case SNDRV_PCM_FORMAT_S24_3LE:
178                 return SRC_SF_S24;
179         case SNDRV_PCM_FORMAT_S32_LE:
180                 return SRC_SF_S32;
181         case SNDRV_PCM_FORMAT_FLOAT_LE:
182                 return SRC_SF_F32;
183         default:
184                 printk(KERN_ERR "ctxfi: not recognized snd format is %d \n",
185                         snd_format);
186                 return SRC_SF_S16;
187         }
188 }
189
190 static unsigned int
191 atc_get_pitch(unsigned int input_rate, unsigned int output_rate)
192 {
193         unsigned int pitch;
194         int b;
195
196         /* get pitch and convert to fixed-point 8.24 format. */
197         pitch = (input_rate / output_rate) << 24;
198         input_rate %= output_rate;
199         input_rate /= 100;
200         output_rate /= 100;
201         for (b = 31; ((b >= 0) && !(input_rate >> b)); )
202                 b--;
203
204         if (b >= 0) {
205                 input_rate <<= (31 - b);
206                 input_rate /= output_rate;
207                 b = 24 - (31 - b);
208                 if (b >= 0)
209                         input_rate <<= b;
210                 else
211                         input_rate >>= -b;
212
213                 pitch |= input_rate;
214         }
215
216         return pitch;
217 }
218
219 static int select_rom(unsigned int pitch)
220 {
221         if ((pitch > 0x00428f5c) && (pitch < 0x01b851ec)) {
222                 /* 0.26 <= pitch <= 1.72 */
223                 return 1;
224         } else if ((0x01d66666 == pitch) || (0x01d66667 == pitch)) {
225                 /* pitch == 1.8375 */
226                 return 2;
227         } else if (0x02000000 == pitch) {
228                 /* pitch == 2 */
229                 return 3;
230         } else if ((pitch >= 0x0) && (pitch <= 0x08000000)) {
231                 /* 0 <= pitch <= 8 */
232                 return 0;
233         } else {
234                 return -ENOENT;
235         }
236 }
237
238 static int atc_pcm_playback_prepare(struct ct_atc *atc, struct ct_atc_pcm *apcm)
239 {
240         struct src_mgr *src_mgr = atc->rsc_mgrs[SRC];
241         struct amixer_mgr *amixer_mgr = atc->rsc_mgrs[AMIXER];
242         struct src_desc desc = {0};
243         struct amixer_desc mix_dsc = {0};
244         struct src *src;
245         struct amixer *amixer;
246         int err;
247         int n_amixer = apcm->substream->runtime->channels, i = 0;
248         int device = apcm->substream->pcm->device;
249         unsigned int pitch;
250         unsigned long flags;
251
252         if (NULL != apcm->src) {
253                 /* Prepared pcm playback */
254                 return 0;
255         }
256
257         /* first release old resources */
258         atc->pcm_release_resources(atc, apcm);
259
260         /* Get SRC resource */
261         desc.multi = apcm->substream->runtime->channels;
262         desc.msr = atc->msr;
263         desc.mode = MEMRD;
264         err = src_mgr->get_src(src_mgr, &desc, (struct src **)&apcm->src);
265         if (err)
266                 goto error1;
267
268         pitch = atc_get_pitch(apcm->substream->runtime->rate,
269                                                 (atc->rsr * atc->msr));
270         src = apcm->src;
271         src->ops->set_pitch(src, pitch);
272         src->ops->set_rom(src, select_rom(pitch));
273         src->ops->set_sf(src, convert_format(apcm->substream->runtime->format));
274         src->ops->set_pm(src, (src->ops->next_interleave(src) != NULL));
275
276         /* Get AMIXER resource */
277         n_amixer = (n_amixer < 2) ? 2 : n_amixer;
278         apcm->amixers = kzalloc(sizeof(void *)*n_amixer, GFP_KERNEL);
279         if (NULL == apcm->amixers) {
280                 err = -ENOMEM;
281                 goto error1;
282         }
283         mix_dsc.msr = atc->msr;
284         for (i = 0, apcm->n_amixer = 0; i < n_amixer; i++) {
285                 err = amixer_mgr->get_amixer(amixer_mgr, &mix_dsc,
286                                         (struct amixer **)&apcm->amixers[i]);
287                 if (err)
288                         goto error1;
289
290                 apcm->n_amixer++;
291         }
292
293         /* Set up device virtual mem map */
294         err = ct_map_audio_buffer(atc, apcm);
295         if (err < 0)
296                 goto error1;
297
298         /* Connect resources */
299         src = apcm->src;
300         for (i = 0; i < n_amixer; i++) {
301                 amixer = apcm->amixers[i];
302                 spin_lock_irqsave(&atc->atc_lock, flags);
303                 amixer->ops->setup(amixer, &src->rsc,
304                                         INIT_VOL, atc->pcm[i+device*2]);
305                 spin_unlock_irqrestore(&atc->atc_lock, flags);
306                 src = src->ops->next_interleave(src);
307                 if (NULL == src)
308                         src = apcm->src;
309         }
310
311         ct_timer_prepare(apcm->timer);
312
313         return 0;
314
315 error1:
316         atc_pcm_release_resources(atc, apcm);
317         return err;
318 }
319
320 static int
321 atc_pcm_release_resources(struct ct_atc *atc, struct ct_atc_pcm *apcm)
322 {
323         struct src_mgr *src_mgr = atc->rsc_mgrs[SRC];
324         struct srcimp_mgr *srcimp_mgr = atc->rsc_mgrs[SRCIMP];
325         struct amixer_mgr *amixer_mgr = atc->rsc_mgrs[AMIXER];
326         struct sum_mgr *sum_mgr = atc->rsc_mgrs[SUM];
327         struct srcimp *srcimp;
328         int i;
329
330         if (NULL != apcm->srcimps) {
331                 for (i = 0; i < apcm->n_srcimp; i++) {
332                         srcimp = apcm->srcimps[i];
333                         srcimp->ops->unmap(srcimp);
334                         srcimp_mgr->put_srcimp(srcimp_mgr, srcimp);
335                         apcm->srcimps[i] = NULL;
336                 }
337                 kfree(apcm->srcimps);
338                 apcm->srcimps = NULL;
339         }
340
341         if (NULL != apcm->srccs) {
342                 for (i = 0; i < apcm->n_srcc; i++) {
343                         src_mgr->put_src(src_mgr, apcm->srccs[i]);
344                         apcm->srccs[i] = NULL;
345                 }
346                 kfree(apcm->srccs);
347                 apcm->srccs = NULL;
348         }
349
350         if (NULL != apcm->amixers) {
351                 for (i = 0; i < apcm->n_amixer; i++) {
352                         amixer_mgr->put_amixer(amixer_mgr, apcm->amixers[i]);
353                         apcm->amixers[i] = NULL;
354                 }
355                 kfree(apcm->amixers);
356                 apcm->amixers = NULL;
357         }
358
359         if (NULL != apcm->mono) {
360                 sum_mgr->put_sum(sum_mgr, apcm->mono);
361                 apcm->mono = NULL;
362         }
363
364         if (NULL != apcm->src) {
365                 src_mgr->put_src(src_mgr, apcm->src);
366                 apcm->src = NULL;
367         }
368
369         if (NULL != apcm->vm_block) {
370                 /* Undo device virtual mem map */
371                 ct_unmap_audio_buffer(atc, apcm);
372                 apcm->vm_block = NULL;
373         }
374
375         return 0;
376 }
377
378 static int atc_pcm_playback_start(struct ct_atc *atc, struct ct_atc_pcm *apcm)
379 {
380         unsigned int max_cisz;
381         struct src *src = apcm->src;
382
383         max_cisz = src->multi * src->rsc.msr;
384         max_cisz = 0x80 * (max_cisz < 8 ? max_cisz : 8);
385
386         src->ops->set_sa(src, apcm->vm_block->addr);
387         src->ops->set_la(src, apcm->vm_block->addr + apcm->vm_block->size);
388         src->ops->set_ca(src, apcm->vm_block->addr + max_cisz);
389         src->ops->set_cisz(src, max_cisz);
390
391         src->ops->set_bm(src, 1);
392         src->ops->set_state(src, SRC_STATE_INIT);
393         src->ops->commit_write(src);
394
395         ct_timer_start(apcm->timer);
396         return 0;
397 }
398
399 static int atc_pcm_stop(struct ct_atc *atc, struct ct_atc_pcm *apcm)
400 {
401         struct src *src;
402         int i;
403
404         ct_timer_stop(apcm->timer);
405
406         src = apcm->src;
407         src->ops->set_bm(src, 0);
408         src->ops->set_state(src, SRC_STATE_OFF);
409         src->ops->commit_write(src);
410
411         if (NULL != apcm->srccs) {
412                 for (i = 0; i < apcm->n_srcc; i++) {
413                         src = apcm->srccs[i];
414                         src->ops->set_bm(src, 0);
415                         src->ops->set_state(src, SRC_STATE_OFF);
416                         src->ops->commit_write(src);
417                 }
418         }
419
420         apcm->started = 0;
421
422         return 0;
423 }
424
425 static int
426 atc_pcm_playback_position(struct ct_atc *atc, struct ct_atc_pcm *apcm)
427 {
428         struct src *src = apcm->src;
429         u32 size, max_cisz;
430         int position;
431
432         position = src->ops->get_ca(src);
433
434         size = apcm->vm_block->size;
435         max_cisz = src->multi * src->rsc.msr;
436         max_cisz = 128 * (max_cisz < 8 ? max_cisz : 8);
437
438         return (position + size - max_cisz - apcm->vm_block->addr) % size;
439 }
440
441 struct src_node_conf_t {
442         unsigned int pitch;
443         unsigned int msr:8;
444         unsigned int mix_msr:8;
445         unsigned int imp_msr:8;
446         unsigned int vo:1;
447 };
448
449 static void setup_src_node_conf(struct ct_atc *atc, struct ct_atc_pcm *apcm,
450                                 struct src_node_conf_t *conf, int *n_srcc)
451 {
452         unsigned int pitch;
453
454         /* get pitch and convert to fixed-point 8.24 format. */
455         pitch = atc_get_pitch((atc->rsr * atc->msr),
456                                 apcm->substream->runtime->rate);
457         *n_srcc = 0;
458
459         if (1 == atc->msr) {
460                 *n_srcc = apcm->substream->runtime->channels;
461                 conf[0].pitch = pitch;
462                 conf[0].mix_msr = conf[0].imp_msr = conf[0].msr = 1;
463                 conf[0].vo = 1;
464         } else if (2 == atc->msr) {
465                 if (0x8000000 < pitch) {
466                         /* Need two-stage SRCs, SRCIMPs and
467                          * AMIXERs for converting format */
468                         conf[0].pitch = (atc->msr << 24);
469                         conf[0].msr = conf[0].mix_msr = 1;
470                         conf[0].imp_msr = atc->msr;
471                         conf[0].vo = 0;
472                         conf[1].pitch = atc_get_pitch(atc->rsr,
473                                         apcm->substream->runtime->rate);
474                         conf[1].msr = conf[1].mix_msr = conf[1].imp_msr = 1;
475                         conf[1].vo = 1;
476                         *n_srcc = apcm->substream->runtime->channels * 2;
477                 } else if (0x1000000 < pitch) {
478                         /* Need one-stage SRCs, SRCIMPs and
479                          * AMIXERs for converting format */
480                         conf[0].pitch = pitch;
481                         conf[0].msr = conf[0].mix_msr
482                                     = conf[0].imp_msr = atc->msr;
483                         conf[0].vo = 1;
484                         *n_srcc = apcm->substream->runtime->channels;
485                 }
486         }
487 }
488
489 static int
490 atc_pcm_capture_get_resources(struct ct_atc *atc, struct ct_atc_pcm *apcm)
491 {
492         struct src_mgr *src_mgr = atc->rsc_mgrs[SRC];
493         struct srcimp_mgr *srcimp_mgr = atc->rsc_mgrs[SRCIMP];
494         struct amixer_mgr *amixer_mgr = atc->rsc_mgrs[AMIXER];
495         struct sum_mgr *sum_mgr = atc->rsc_mgrs[SUM];
496         struct src_desc src_dsc = {0};
497         struct src *src;
498         struct srcimp_desc srcimp_dsc = {0};
499         struct srcimp *srcimp;
500         struct amixer_desc mix_dsc = {0};
501         struct sum_desc sum_dsc = {0};
502         unsigned int pitch;
503         int multi, err, i;
504         int n_srcimp, n_amixer, n_srcc, n_sum;
505         struct src_node_conf_t src_node_conf[2] = {{0} };
506
507         /* first release old resources */
508         atc->pcm_release_resources(atc, apcm);
509
510         /* The numbers of converting SRCs and SRCIMPs should be determined
511          * by pitch value. */
512
513         multi = apcm->substream->runtime->channels;
514
515         /* get pitch and convert to fixed-point 8.24 format. */
516         pitch = atc_get_pitch((atc->rsr * atc->msr),
517                                 apcm->substream->runtime->rate);
518
519         setup_src_node_conf(atc, apcm, src_node_conf, &n_srcc);
520         n_sum = (1 == multi) ? 1 : 0;
521         n_amixer = n_sum * 2 + n_srcc;
522         n_srcimp = n_srcc;
523         if ((multi > 1) && (0x8000000 >= pitch)) {
524                 /* Need extra AMIXERs and SRCIMPs for special treatment
525                  * of interleaved recording of conjugate channels */
526                 n_amixer += multi * atc->msr;
527                 n_srcimp += multi * atc->msr;
528         } else {
529                 n_srcimp += multi;
530         }
531
532         if (n_srcc) {
533                 apcm->srccs = kzalloc(sizeof(void *)*n_srcc, GFP_KERNEL);
534                 if (NULL == apcm->srccs)
535                         return -ENOMEM;
536         }
537         if (n_amixer) {
538                 apcm->amixers = kzalloc(sizeof(void *)*n_amixer, GFP_KERNEL);
539                 if (NULL == apcm->amixers) {
540                         err = -ENOMEM;
541                         goto error1;
542                 }
543         }
544         apcm->srcimps = kzalloc(sizeof(void *)*n_srcimp, GFP_KERNEL);
545         if (NULL == apcm->srcimps) {
546                 err = -ENOMEM;
547                 goto error1;
548         }
549
550         /* Allocate SRCs for sample rate conversion if needed */
551         src_dsc.multi = 1;
552         src_dsc.mode = ARCRW;
553         for (i = 0, apcm->n_srcc = 0; i < n_srcc; i++) {
554                 src_dsc.msr = src_node_conf[i/multi].msr;
555                 err = src_mgr->get_src(src_mgr, &src_dsc,
556                                         (struct src **)&apcm->srccs[i]);
557                 if (err)
558                         goto error1;
559
560                 src = apcm->srccs[i];
561                 pitch = src_node_conf[i/multi].pitch;
562                 src->ops->set_pitch(src, pitch);
563                 src->ops->set_rom(src, select_rom(pitch));
564                 src->ops->set_vo(src, src_node_conf[i/multi].vo);
565
566                 apcm->n_srcc++;
567         }
568
569         /* Allocate AMIXERs for routing SRCs of conversion if needed */
570         for (i = 0, apcm->n_amixer = 0; i < n_amixer; i++) {
571                 if (i < (n_sum*2))
572                         mix_dsc.msr = atc->msr;
573                 else if (i < (n_sum*2+n_srcc))
574                         mix_dsc.msr = src_node_conf[(i-n_sum*2)/multi].mix_msr;
575                 else
576                         mix_dsc.msr = 1;
577
578                 err = amixer_mgr->get_amixer(amixer_mgr, &mix_dsc,
579                                         (struct amixer **)&apcm->amixers[i]);
580                 if (err)
581                         goto error1;
582
583                 apcm->n_amixer++;
584         }
585
586         /* Allocate a SUM resource to mix all input channels together */
587         sum_dsc.msr = atc->msr;
588         err = sum_mgr->get_sum(sum_mgr, &sum_dsc, (struct sum **)&apcm->mono);
589         if (err)
590                 goto error1;
591
592         pitch = atc_get_pitch((atc->rsr * atc->msr),
593                                 apcm->substream->runtime->rate);
594         /* Allocate SRCIMP resources */
595         for (i = 0, apcm->n_srcimp = 0; i < n_srcimp; i++) {
596                 if (i < (n_srcc))
597                         srcimp_dsc.msr = src_node_conf[i/multi].imp_msr;
598                 else if (1 == multi)
599                         srcimp_dsc.msr = (pitch <= 0x8000000) ? atc->msr : 1;
600                 else
601                         srcimp_dsc.msr = 1;
602
603                 err = srcimp_mgr->get_srcimp(srcimp_mgr, &srcimp_dsc, &srcimp);
604                 if (err)
605                         goto error1;
606
607                 apcm->srcimps[i] = srcimp;
608                 apcm->n_srcimp++;
609         }
610
611         /* Allocate a SRC for writing data to host memory */
612         src_dsc.multi = apcm->substream->runtime->channels;
613         src_dsc.msr = 1;
614         src_dsc.mode = MEMWR;
615         err = src_mgr->get_src(src_mgr, &src_dsc, (struct src **)&apcm->src);
616         if (err)
617                 goto error1;
618
619         src = apcm->src;
620         src->ops->set_pitch(src, pitch);
621
622         /* Set up device virtual mem map */
623         err = ct_map_audio_buffer(atc, apcm);
624         if (err < 0)
625                 goto error1;
626
627         return 0;
628
629 error1:
630         atc_pcm_release_resources(atc, apcm);
631         return err;
632 }
633
634 static int atc_pcm_capture_prepare(struct ct_atc *atc, struct ct_atc_pcm *apcm)
635 {
636         struct src *src;
637         struct amixer *amixer;
638         struct srcimp *srcimp;
639         struct ct_mixer *mixer = atc->mixer;
640         struct sum *mono;
641         struct rsc *out_ports[8] = {NULL};
642         int err, i, j, n_sum, multi;
643         unsigned int pitch;
644         int mix_base = 0, imp_base = 0;
645
646         if (NULL != apcm->src) {
647                 /* Prepared pcm capture */
648                 return 0;
649         }
650
651         /* Get needed resources. */
652         err = atc_pcm_capture_get_resources(atc, apcm);
653         if (err)
654                 return err;
655
656         /* Connect resources */
657         mixer->get_output_ports(mixer, MIX_PCMO_FRONT,
658                                 &out_ports[0], &out_ports[1]);
659
660         multi = apcm->substream->runtime->channels;
661         if (1 == multi) {
662                 mono = apcm->mono;
663                 for (i = 0; i < 2; i++) {
664                         amixer = apcm->amixers[i];
665                         amixer->ops->setup(amixer, out_ports[i],
666                                                 MONO_SUM_SCALE, mono);
667                 }
668                 out_ports[0] = &mono->rsc;
669                 n_sum = 1;
670                 mix_base = n_sum * 2;
671         }
672
673         for (i = 0; i < apcm->n_srcc; i++) {
674                 src = apcm->srccs[i];
675                 srcimp = apcm->srcimps[imp_base+i];
676                 amixer = apcm->amixers[mix_base+i];
677                 srcimp->ops->map(srcimp, src, out_ports[i%multi]);
678                 amixer->ops->setup(amixer, &src->rsc, INIT_VOL, NULL);
679                 out_ports[i%multi] = &amixer->rsc;
680         }
681
682         pitch = atc_get_pitch((atc->rsr * atc->msr),
683                                 apcm->substream->runtime->rate);
684
685         if ((multi > 1) && (pitch <= 0x8000000)) {
686                 /* Special connection for interleaved
687                  * recording with conjugate channels */
688                 for (i = 0; i < multi; i++) {
689                         out_ports[i]->ops->master(out_ports[i]);
690                         for (j = 0; j < atc->msr; j++) {
691                                 amixer = apcm->amixers[apcm->n_srcc+j*multi+i];
692                                 amixer->ops->set_input(amixer, out_ports[i]);
693                                 amixer->ops->set_scale(amixer, INIT_VOL);
694                                 amixer->ops->set_sum(amixer, NULL);
695                                 amixer->ops->commit_raw_write(amixer);
696                                 out_ports[i]->ops->next_conj(out_ports[i]);
697
698                                 srcimp = apcm->srcimps[apcm->n_srcc+j*multi+i];
699                                 srcimp->ops->map(srcimp, apcm->src,
700                                                         &amixer->rsc);
701                         }
702                 }
703         } else {
704                 for (i = 0; i < multi; i++) {
705                         srcimp = apcm->srcimps[apcm->n_srcc+i];
706                         srcimp->ops->map(srcimp, apcm->src, out_ports[i]);
707                 }
708         }
709
710         ct_timer_prepare(apcm->timer);
711
712         return 0;
713 }
714
715 static int atc_pcm_capture_start(struct ct_atc *atc, struct ct_atc_pcm *apcm)
716 {
717         struct src *src;
718         struct src_mgr *src_mgr = atc->rsc_mgrs[SRC];
719         int i, multi;
720
721         if (apcm->started)
722                 return 0;
723
724         apcm->started = 1;
725         multi = apcm->substream->runtime->channels;
726         /* Set up converting SRCs */
727         for (i = 0; i < apcm->n_srcc; i++) {
728                 src = apcm->srccs[i];
729                 src->ops->set_pm(src, ((i%multi) != (multi-1)));
730                 src_mgr->src_disable(src_mgr, src);
731         }
732
733         /*  Set up recording SRC */
734         src = apcm->src;
735         src->ops->set_sf(src, convert_format(apcm->substream->runtime->format));
736         src->ops->set_sa(src, apcm->vm_block->addr);
737         src->ops->set_la(src, apcm->vm_block->addr + apcm->vm_block->size);
738         src->ops->set_ca(src, apcm->vm_block->addr);
739         src_mgr->src_disable(src_mgr, src);
740
741         /* Disable relevant SRCs firstly */
742         src_mgr->commit_write(src_mgr);
743
744         /* Enable SRCs respectively */
745         for (i = 0; i < apcm->n_srcc; i++) {
746                 src = apcm->srccs[i];
747                 src->ops->set_state(src, SRC_STATE_RUN);
748                 src->ops->commit_write(src);
749                 src_mgr->src_enable_s(src_mgr, src);
750         }
751         src = apcm->src;
752         src->ops->set_bm(src, 1);
753         src->ops->set_state(src, SRC_STATE_RUN);
754         src->ops->commit_write(src);
755         src_mgr->src_enable_s(src_mgr, src);
756
757         /* Enable relevant SRCs synchronously */
758         src_mgr->commit_write(src_mgr);
759
760         ct_timer_start(apcm->timer);
761         return 0;
762 }
763
764 static int
765 atc_pcm_capture_position(struct ct_atc *atc, struct ct_atc_pcm *apcm)
766 {
767         struct src *src = apcm->src;
768
769         return src->ops->get_ca(src) - apcm->vm_block->addr;
770 }
771
772 static int spdif_passthru_playback_get_resources(struct ct_atc *atc,
773                                                  struct ct_atc_pcm *apcm)
774 {
775         struct src_mgr *src_mgr = atc->rsc_mgrs[SRC];
776         struct amixer_mgr *amixer_mgr = atc->rsc_mgrs[AMIXER];
777         struct src_desc desc = {0};
778         struct amixer_desc mix_dsc = {0};
779         struct src *src;
780         int err;
781         int n_amixer = apcm->substream->runtime->channels, i;
782         unsigned int pitch, rsr = atc->pll_rate;
783
784         /* first release old resources */
785         atc->pcm_release_resources(atc, apcm);
786
787         /* Get SRC resource */
788         desc.multi = apcm->substream->runtime->channels;
789         desc.msr = 1;
790         while (apcm->substream->runtime->rate > (rsr * desc.msr))
791                 desc.msr <<= 1;
792
793         desc.mode = MEMRD;
794         err = src_mgr->get_src(src_mgr, &desc, (struct src **)&apcm->src);
795         if (err)
796                 goto error1;
797
798         pitch = atc_get_pitch(apcm->substream->runtime->rate, (rsr * desc.msr));
799         src = apcm->src;
800         src->ops->set_pitch(src, pitch);
801         src->ops->set_rom(src, select_rom(pitch));
802         src->ops->set_sf(src, convert_format(apcm->substream->runtime->format));
803         src->ops->set_pm(src, (src->ops->next_interleave(src) != NULL));
804         src->ops->set_bp(src, 1);
805
806         /* Get AMIXER resource */
807         n_amixer = (n_amixer < 2) ? 2 : n_amixer;
808         apcm->amixers = kzalloc(sizeof(void *)*n_amixer, GFP_KERNEL);
809         if (NULL == apcm->amixers) {
810                 err = -ENOMEM;
811                 goto error1;
812         }
813         mix_dsc.msr = desc.msr;
814         for (i = 0, apcm->n_amixer = 0; i < n_amixer; i++) {
815                 err = amixer_mgr->get_amixer(amixer_mgr, &mix_dsc,
816                                         (struct amixer **)&apcm->amixers[i]);
817                 if (err)
818                         goto error1;
819
820                 apcm->n_amixer++;
821         }
822
823         /* Set up device virtual mem map */
824         err = ct_map_audio_buffer(atc, apcm);
825         if (err < 0)
826                 goto error1;
827
828         return 0;
829
830 error1:
831         atc_pcm_release_resources(atc, apcm);
832         return err;
833 }
834
835 static int atc_pll_init(struct ct_atc *atc, int rate)
836 {
837         struct hw *hw = atc->hw;
838         int err;
839         err = hw->pll_init(hw, rate);
840         atc->pll_rate = err ? 0 : rate;
841         return err;
842 }
843
844 static int
845 spdif_passthru_playback_setup(struct ct_atc *atc, struct ct_atc_pcm *apcm)
846 {
847         struct dao *dao = container_of(atc->daios[SPDIFOO], struct dao, daio);
848         unsigned long flags;
849         unsigned int rate = apcm->substream->runtime->rate;
850         unsigned int status;
851         int err;
852         unsigned char iec958_con_fs;
853
854         switch (rate) {
855         case 48000:
856                 iec958_con_fs = IEC958_AES3_CON_FS_48000;
857                 break;
858         case 44100:
859                 iec958_con_fs = IEC958_AES3_CON_FS_44100;
860                 break;
861         case 32000:
862                 iec958_con_fs = IEC958_AES3_CON_FS_32000;
863                 break;
864         default:
865                 return -ENOENT;
866         }
867
868         spin_lock_irqsave(&atc->atc_lock, flags);
869         dao->ops->get_spos(dao, &status);
870         if (((status >> 24) & IEC958_AES3_CON_FS) != iec958_con_fs) {
871                 status &= ((~IEC958_AES3_CON_FS) << 24);
872                 status |= (iec958_con_fs << 24);
873                 dao->ops->set_spos(dao, status);
874                 dao->ops->commit_write(dao);
875         }
876         if ((rate != atc->pll_rate) && (32000 != rate))
877                 err = atc_pll_init(atc, rate);
878         spin_unlock_irqrestore(&atc->atc_lock, flags);
879
880         return err;
881 }
882
883 static int
884 spdif_passthru_playback_prepare(struct ct_atc *atc, struct ct_atc_pcm *apcm)
885 {
886         struct src *src;
887         struct amixer *amixer;
888         struct dao *dao;
889         int err;
890         int i;
891         unsigned long flags;
892
893         if (NULL != apcm->src)
894                 return 0;
895
896         /* Configure SPDIFOO and PLL to passthrough mode;
897          * determine pll_rate. */
898         err = spdif_passthru_playback_setup(atc, apcm);
899         if (err)
900                 return err;
901
902         /* Get needed resources. */
903         err = spdif_passthru_playback_get_resources(atc, apcm);
904         if (err)
905                 return err;
906
907         /* Connect resources */
908         src = apcm->src;
909         for (i = 0; i < apcm->n_amixer; i++) {
910                 amixer = apcm->amixers[i];
911                 amixer->ops->setup(amixer, &src->rsc, INIT_VOL, NULL);
912                 src = src->ops->next_interleave(src);
913                 if (NULL == src)
914                         src = apcm->src;
915         }
916         /* Connect to SPDIFOO */
917         spin_lock_irqsave(&atc->atc_lock, flags);
918         dao = container_of(atc->daios[SPDIFOO], struct dao, daio);
919         amixer = apcm->amixers[0];
920         dao->ops->set_left_input(dao, &amixer->rsc);
921         amixer = apcm->amixers[1];
922         dao->ops->set_right_input(dao, &amixer->rsc);
923         spin_unlock_irqrestore(&atc->atc_lock, flags);
924
925         ct_timer_prepare(apcm->timer);
926
927         return 0;
928 }
929
930 static int atc_select_line_in(struct ct_atc *atc)
931 {
932         struct hw *hw = atc->hw;
933         struct ct_mixer *mixer = atc->mixer;
934         struct src *src;
935
936         if (hw->is_adc_source_selected(hw, ADC_LINEIN))
937                 return 0;
938
939         mixer->set_input_left(mixer, MIX_MIC_IN, NULL);
940         mixer->set_input_right(mixer, MIX_MIC_IN, NULL);
941
942         hw->select_adc_source(hw, ADC_LINEIN);
943
944         src = atc->srcs[2];
945         mixer->set_input_left(mixer, MIX_LINE_IN, &src->rsc);
946         src = atc->srcs[3];
947         mixer->set_input_right(mixer, MIX_LINE_IN, &src->rsc);
948
949         return 0;
950 }
951
952 static int atc_select_mic_in(struct ct_atc *atc)
953 {
954         struct hw *hw = atc->hw;
955         struct ct_mixer *mixer = atc->mixer;
956         struct src *src;
957
958         if (hw->is_adc_source_selected(hw, ADC_MICIN))
959                 return 0;
960
961         mixer->set_input_left(mixer, MIX_LINE_IN, NULL);
962         mixer->set_input_right(mixer, MIX_LINE_IN, NULL);
963
964         hw->select_adc_source(hw, ADC_MICIN);
965
966         src = atc->srcs[2];
967         mixer->set_input_left(mixer, MIX_MIC_IN, &src->rsc);
968         src = atc->srcs[3];
969         mixer->set_input_right(mixer, MIX_MIC_IN, &src->rsc);
970
971         return 0;
972 }
973
974 static int atc_have_digit_io_switch(struct ct_atc *atc)
975 {
976         struct hw *hw = atc->hw;
977
978         return hw->have_digit_io_switch(hw);
979 }
980
981 static int atc_select_digit_io(struct ct_atc *atc)
982 {
983         struct hw *hw = atc->hw;
984
985         if (hw->is_adc_source_selected(hw, ADC_NONE))
986                 return 0;
987
988         hw->select_adc_source(hw, ADC_NONE);
989
990         return 0;
991 }
992
993 static int atc_daio_unmute(struct ct_atc *atc, unsigned char state, int type)
994 {
995         struct daio_mgr *daio_mgr = atc->rsc_mgrs[DAIO];
996
997         if (state)
998                 daio_mgr->daio_enable(daio_mgr, atc->daios[type]);
999         else
1000                 daio_mgr->daio_disable(daio_mgr, atc->daios[type]);
1001
1002         daio_mgr->commit_write(daio_mgr);
1003
1004         return 0;
1005 }
1006
1007 static int
1008 atc_dao_get_status(struct ct_atc *atc, unsigned int *status, int type)
1009 {
1010         struct dao *dao = container_of(atc->daios[type], struct dao, daio);
1011         return dao->ops->get_spos(dao, status);
1012 }
1013
1014 static int
1015 atc_dao_set_status(struct ct_atc *atc, unsigned int status, int type)
1016 {
1017         struct dao *dao = container_of(atc->daios[type], struct dao, daio);
1018
1019         dao->ops->set_spos(dao, status);
1020         dao->ops->commit_write(dao);
1021         return 0;
1022 }
1023
1024 static int atc_line_front_unmute(struct ct_atc *atc, unsigned char state)
1025 {
1026         return atc_daio_unmute(atc, state, LINEO1);
1027 }
1028
1029 static int atc_line_surround_unmute(struct ct_atc *atc, unsigned char state)
1030 {
1031         return atc_daio_unmute(atc, state, LINEO4);
1032 }
1033
1034 static int atc_line_clfe_unmute(struct ct_atc *atc, unsigned char state)
1035 {
1036         return atc_daio_unmute(atc, state, LINEO3);
1037 }
1038
1039 static int atc_line_rear_unmute(struct ct_atc *atc, unsigned char state)
1040 {
1041         return atc_daio_unmute(atc, state, LINEO2);
1042 }
1043
1044 static int atc_line_in_unmute(struct ct_atc *atc, unsigned char state)
1045 {
1046         return atc_daio_unmute(atc, state, LINEIM);
1047 }
1048
1049 static int atc_spdif_out_unmute(struct ct_atc *atc, unsigned char state)
1050 {
1051         return atc_daio_unmute(atc, state, SPDIFOO);
1052 }
1053
1054 static int atc_spdif_in_unmute(struct ct_atc *atc, unsigned char state)
1055 {
1056         return atc_daio_unmute(atc, state, SPDIFIO);
1057 }
1058
1059 static int atc_spdif_out_get_status(struct ct_atc *atc, unsigned int *status)
1060 {
1061         return atc_dao_get_status(atc, status, SPDIFOO);
1062 }
1063
1064 static int atc_spdif_out_set_status(struct ct_atc *atc, unsigned int status)
1065 {
1066         return atc_dao_set_status(atc, status, SPDIFOO);
1067 }
1068
1069 static int atc_spdif_out_passthru(struct ct_atc *atc, unsigned char state)
1070 {
1071         unsigned long flags;
1072         struct dao_desc da_dsc = {0};
1073         struct dao *dao;
1074         int err;
1075         struct ct_mixer *mixer = atc->mixer;
1076         struct rsc *rscs[2] = {NULL};
1077         unsigned int spos = 0;
1078
1079         spin_lock_irqsave(&atc->atc_lock, flags);
1080         dao = container_of(atc->daios[SPDIFOO], struct dao, daio);
1081         da_dsc.msr = state ? 1 : atc->msr;
1082         da_dsc.passthru = state ? 1 : 0;
1083         err = dao->ops->reinit(dao, &da_dsc);
1084         if (state) {
1085                 spos = IEC958_DEFAULT_CON;
1086         } else {
1087                 mixer->get_output_ports(mixer, MIX_SPDIF_OUT,
1088                                         &rscs[0], &rscs[1]);
1089                 dao->ops->set_left_input(dao, rscs[0]);
1090                 dao->ops->set_right_input(dao, rscs[1]);
1091                 /* Restore PLL to atc->rsr if needed. */
1092                 if (atc->pll_rate != atc->rsr)
1093                         err = atc_pll_init(atc, atc->rsr);
1094         }
1095         dao->ops->set_spos(dao, spos);
1096         dao->ops->commit_write(dao);
1097         spin_unlock_irqrestore(&atc->atc_lock, flags);
1098
1099         return err;
1100 }
1101
1102 static int ct_atc_destroy(struct ct_atc *atc)
1103 {
1104         struct daio_mgr *daio_mgr;
1105         struct dao *dao;
1106         struct dai *dai;
1107         struct daio *daio;
1108         struct sum_mgr *sum_mgr;
1109         struct src_mgr *src_mgr;
1110         struct srcimp_mgr *srcimp_mgr;
1111         struct srcimp *srcimp;
1112         struct ct_mixer *mixer;
1113         int i = 0;
1114
1115         if (NULL == atc)
1116                 return 0;
1117
1118         if (atc->timer) {
1119                 ct_timer_free(atc->timer);
1120                 atc->timer = NULL;
1121         }
1122
1123         /* Stop hardware and disable all interrupts */
1124         if (NULL != atc->hw)
1125                 ((struct hw *)atc->hw)->card_stop(atc->hw);
1126
1127         /* Destroy internal mixer objects */
1128         if (NULL != atc->mixer) {
1129                 mixer = atc->mixer;
1130                 mixer->set_input_left(mixer, MIX_LINE_IN, NULL);
1131                 mixer->set_input_right(mixer, MIX_LINE_IN, NULL);
1132                 mixer->set_input_left(mixer, MIX_MIC_IN, NULL);
1133                 mixer->set_input_right(mixer, MIX_MIC_IN, NULL);
1134                 mixer->set_input_left(mixer, MIX_SPDIF_IN, NULL);
1135                 mixer->set_input_right(mixer, MIX_SPDIF_IN, NULL);
1136                 ct_mixer_destroy(atc->mixer);
1137         }
1138
1139         if (NULL != atc->daios) {
1140                 daio_mgr = (struct daio_mgr *)atc->rsc_mgrs[DAIO];
1141                 for (i = 0; i < atc->n_daio; i++) {
1142                         daio = atc->daios[i];
1143                         if (daio->type < LINEIM) {
1144                                 dao = container_of(daio, struct dao, daio);
1145                                 dao->ops->clear_left_input(dao);
1146                                 dao->ops->clear_right_input(dao);
1147                         } else {
1148                                 dai = container_of(daio, struct dai, daio);
1149                                 /* some thing to do for dai ... */
1150                         }
1151                         daio_mgr->put_daio(daio_mgr, daio);
1152                 }
1153                 kfree(atc->daios);
1154         }
1155
1156         if (NULL != atc->pcm) {
1157                 sum_mgr = atc->rsc_mgrs[SUM];
1158                 for (i = 0; i < atc->n_pcm; i++)
1159                         sum_mgr->put_sum(sum_mgr, atc->pcm[i]);
1160
1161                 kfree(atc->pcm);
1162         }
1163
1164         if (NULL != atc->srcs) {
1165                 src_mgr = atc->rsc_mgrs[SRC];
1166                 for (i = 0; i < atc->n_src; i++)
1167                         src_mgr->put_src(src_mgr, atc->srcs[i]);
1168
1169                 kfree(atc->srcs);
1170         }
1171
1172         if (NULL != atc->srcimps) {
1173                 srcimp_mgr = atc->rsc_mgrs[SRCIMP];
1174                 for (i = 0; i < atc->n_srcimp; i++) {
1175                         srcimp = atc->srcimps[i];
1176                         srcimp->ops->unmap(srcimp);
1177                         srcimp_mgr->put_srcimp(srcimp_mgr, atc->srcimps[i]);
1178                 }
1179                 kfree(atc->srcimps);
1180         }
1181
1182         for (i = 0; i < NUM_RSCTYP; i++) {
1183                 if ((NULL != rsc_mgr_funcs[i].destroy) &&
1184                     (NULL != atc->rsc_mgrs[i]))
1185                         rsc_mgr_funcs[i].destroy(atc->rsc_mgrs[i]);
1186
1187         }
1188
1189         if (NULL != atc->hw)
1190                 destroy_hw_obj((struct hw *)atc->hw);
1191
1192         /* Destroy device virtual memory manager object */
1193         if (NULL != atc->vm) {
1194                 ct_vm_destroy(atc->vm);
1195                 atc->vm = NULL;
1196         }
1197
1198         kfree(atc);
1199
1200         return 0;
1201 }
1202
1203 static int atc_dev_free(struct snd_device *dev)
1204 {
1205         struct ct_atc *atc = dev->device_data;
1206         return ct_atc_destroy(atc);
1207 }
1208
1209 static int __devinit atc_identify_card(struct ct_atc *atc)
1210 {
1211         u16 subsys;
1212         u8 revision;
1213         struct pci_dev *pci = atc->pci;
1214         const struct ct_atc_chip_details *d;
1215         enum CTCARDS i;
1216
1217         subsys = pci->subsystem_device;
1218         revision = pci->revision;
1219         atc->chip_details = NULL;
1220         atc->model = NUM_CTCARDS;
1221         for (d = atc_chip_details; d->vendor; d++) {
1222                 if (d->vendor != pci->vendor || d->device != pci->device)
1223                         continue;
1224
1225                 if (NULL == d->sub_details) {
1226                         atc->chip_details = d;
1227                         break;
1228                 }
1229                 for (i = 0; i < NUM_CTCARDS; i++) {
1230                         if ((d->sub_details[i].subsys == subsys) ||
1231                             (((subsys & 0x6000) == 0x6000) &&
1232                             ((d->sub_details[i].subsys & 0x6000) == 0x6000))) {
1233                                 atc->model = i;
1234                                 break;
1235                         }
1236                 }
1237                 if (i >= NUM_CTCARDS)
1238                         continue;
1239
1240                 atc->chip_details = d;
1241                 break;
1242                 /* not take revision into consideration now */
1243         }
1244         if (!d->vendor)
1245                 return -ENOENT;
1246
1247         return 0;
1248 }
1249
1250 int __devinit ct_atc_create_alsa_devs(struct ct_atc *atc)
1251 {
1252         enum CTALSADEVS i;
1253         struct hw *hw = atc->hw;
1254         int err;
1255
1256         switch (hw->get_chip_type(hw)) {
1257         case ATC20K1:
1258                 alsa_dev_funcs[MIXER].public_name = "20K1";
1259                 break;
1260         case ATC20K2:
1261                 alsa_dev_funcs[MIXER].public_name = "20K2";
1262                 break;
1263         default:
1264                 alsa_dev_funcs[MIXER].public_name = "Unknown";
1265                 break;
1266         }
1267
1268         for (i = 0; i < NUM_CTALSADEVS; i++) {
1269                 if (NULL == alsa_dev_funcs[i].create)
1270                         continue;
1271
1272                 err = alsa_dev_funcs[i].create(atc, i,
1273                                 alsa_dev_funcs[i].public_name);
1274                 if (err) {
1275                         printk(KERN_ERR "ctxfi: "
1276                                "Creating alsa device %d failed!\n", i);
1277                         return err;
1278                 }
1279         }
1280
1281         return 0;
1282 }
1283
1284 static int __devinit atc_create_hw_devs(struct ct_atc *atc)
1285 {
1286         struct hw *hw;
1287         struct card_conf info = {0};
1288         int i, err;
1289
1290         err = create_hw_obj(atc->pci, &hw);
1291         if (err) {
1292                 printk(KERN_ERR "Failed to create hw obj!!!\n");
1293                 return err;
1294         }
1295         atc->hw = hw;
1296
1297         /* Initialize card hardware. */
1298         info.rsr = atc->rsr;
1299         info.msr = atc->msr;
1300         info.vm_pgt_phys = atc_get_ptp_phys(atc, 0);
1301         err = hw->card_init(hw, &info);
1302         if (err < 0)
1303                 return err;
1304
1305         for (i = 0; i < NUM_RSCTYP; i++) {
1306                 if (NULL == rsc_mgr_funcs[i].create)
1307                         continue;
1308
1309                 err = rsc_mgr_funcs[i].create(atc->hw, &atc->rsc_mgrs[i]);
1310                 if (err) {
1311                         printk(KERN_ERR "ctxfi: "
1312                                "Failed to create rsc_mgr %d!!!\n", i);
1313                         return err;
1314                 }
1315         }
1316
1317         return 0;
1318 }
1319
1320 static int __devinit atc_get_resources(struct ct_atc *atc)
1321 {
1322         struct daio_desc da_desc = {0};
1323         struct daio_mgr *daio_mgr;
1324         struct src_desc src_dsc = {0};
1325         struct src_mgr *src_mgr;
1326         struct srcimp_desc srcimp_dsc = {0};
1327         struct srcimp_mgr *srcimp_mgr;
1328         struct sum_desc sum_dsc = {0};
1329         struct sum_mgr *sum_mgr;
1330         int err, i;
1331         unsigned short subsys_id;
1332
1333         atc->daios = kzalloc(sizeof(void *)*(DAIONUM), GFP_KERNEL);
1334         if (NULL == atc->daios)
1335                 return -ENOMEM;
1336
1337         atc->srcs = kzalloc(sizeof(void *)*(2*2), GFP_KERNEL);
1338         if (NULL == atc->srcs)
1339                 return -ENOMEM;
1340
1341         atc->srcimps = kzalloc(sizeof(void *)*(2*2), GFP_KERNEL);
1342         if (NULL == atc->srcimps)
1343                 return -ENOMEM;
1344
1345         atc->pcm = kzalloc(sizeof(void *)*(2*4), GFP_KERNEL);
1346         if (NULL == atc->pcm)
1347                 return -ENOMEM;
1348
1349         daio_mgr = (struct daio_mgr *)atc->rsc_mgrs[DAIO];
1350         da_desc.msr = atc->msr;
1351         for (i = 0, atc->n_daio = 0; i < DAIONUM-1; i++) {
1352                 da_desc.type = i;
1353                 err = daio_mgr->get_daio(daio_mgr, &da_desc,
1354                                         (struct daio **)&atc->daios[i]);
1355                 if (err) {
1356                         printk(KERN_ERR "ctxfi: Failed to get DAIO "
1357                                         "resource %d!!!\n", i);
1358                         return err;
1359                 }
1360                 atc->n_daio++;
1361         }
1362         subsys_id = atc->pci->subsystem_device;
1363         if ((subsys_id == 0x0029) || (subsys_id == 0x0031)) {
1364                 /* SB073x cards */
1365                 da_desc.type = SPDIFI1;
1366         } else {
1367                 da_desc.type = SPDIFIO;
1368         }
1369         err = daio_mgr->get_daio(daio_mgr, &da_desc,
1370                                 (struct daio **)&atc->daios[i]);
1371         if (err) {
1372                 printk(KERN_ERR "ctxfi: Failed to get S/PDIF-in resource!!!\n");
1373                 return err;
1374         }
1375         atc->n_daio++;
1376
1377         src_mgr = atc->rsc_mgrs[SRC];
1378         src_dsc.multi = 1;
1379         src_dsc.msr = atc->msr;
1380         src_dsc.mode = ARCRW;
1381         for (i = 0, atc->n_src = 0; i < (2*2); i++) {
1382                 err = src_mgr->get_src(src_mgr, &src_dsc,
1383                                         (struct src **)&atc->srcs[i]);
1384                 if (err)
1385                         return err;
1386
1387                 atc->n_src++;
1388         }
1389
1390         srcimp_mgr = atc->rsc_mgrs[SRCIMP];
1391         srcimp_dsc.msr = 8; /* SRCIMPs for S/PDIFIn SRT */
1392         for (i = 0, atc->n_srcimp = 0; i < (2*1); i++) {
1393                 err = srcimp_mgr->get_srcimp(srcimp_mgr, &srcimp_dsc,
1394                                         (struct srcimp **)&atc->srcimps[i]);
1395                 if (err)
1396                         return err;
1397
1398                 atc->n_srcimp++;
1399         }
1400         srcimp_dsc.msr = 8; /* SRCIMPs for LINE/MICIn SRT */
1401         for (i = 0; i < (2*1); i++) {
1402                 err = srcimp_mgr->get_srcimp(srcimp_mgr, &srcimp_dsc,
1403                                 (struct srcimp **)&atc->srcimps[2*1+i]);
1404                 if (err)
1405                         return err;
1406
1407                 atc->n_srcimp++;
1408         }
1409
1410         sum_mgr = atc->rsc_mgrs[SUM];
1411         sum_dsc.msr = atc->msr;
1412         for (i = 0, atc->n_pcm = 0; i < (2*4); i++) {
1413                 err = sum_mgr->get_sum(sum_mgr, &sum_dsc,
1414                                         (struct sum **)&atc->pcm[i]);
1415                 if (err)
1416                         return err;
1417
1418                 atc->n_pcm++;
1419         }
1420
1421         err = ct_mixer_create(atc, (struct ct_mixer **)&atc->mixer);
1422         if (err) {
1423                 printk(KERN_ERR "ctxfi: Failed to create mixer obj!!!\n");
1424                 return err;
1425         }
1426
1427         return 0;
1428 }
1429
1430 static void __devinit
1431 atc_connect_dai(struct src_mgr *src_mgr, struct dai *dai,
1432                 struct src **srcs, struct srcimp **srcimps)
1433 {
1434         struct rsc *rscs[2] = {NULL};
1435         struct src *src;
1436         struct srcimp *srcimp;
1437         int i = 0;
1438
1439         rscs[0] = &dai->daio.rscl;
1440         rscs[1] = &dai->daio.rscr;
1441         for (i = 0; i < 2; i++) {
1442                 src = srcs[i];
1443                 srcimp = srcimps[i];
1444                 srcimp->ops->map(srcimp, src, rscs[i]);
1445                 src_mgr->src_disable(src_mgr, src);
1446         }
1447
1448         src_mgr->commit_write(src_mgr); /* Actually disable SRCs */
1449
1450         src = srcs[0];
1451         src->ops->set_pm(src, 1);
1452         for (i = 0; i < 2; i++) {
1453                 src = srcs[i];
1454                 src->ops->set_state(src, SRC_STATE_RUN);
1455                 src->ops->commit_write(src);
1456                 src_mgr->src_enable_s(src_mgr, src);
1457         }
1458
1459         dai->ops->set_srt_srcl(dai, &(srcs[0]->rsc));
1460         dai->ops->set_srt_srcr(dai, &(srcs[1]->rsc));
1461
1462         dai->ops->set_enb_src(dai, 1);
1463         dai->ops->set_enb_srt(dai, 1);
1464         dai->ops->commit_write(dai);
1465
1466         src_mgr->commit_write(src_mgr); /* Synchronously enable SRCs */
1467 }
1468
1469 static void __devinit atc_connect_resources(struct ct_atc *atc)
1470 {
1471         struct dai *dai;
1472         struct dao *dao;
1473         struct src *src;
1474         struct sum *sum;
1475         struct ct_mixer *mixer;
1476         struct rsc *rscs[2] = {NULL};
1477         int i, j;
1478
1479         mixer = atc->mixer;
1480
1481         for (i = MIX_WAVE_FRONT, j = LINEO1; i <= MIX_SPDIF_OUT; i++, j++) {
1482                 mixer->get_output_ports(mixer, i, &rscs[0], &rscs[1]);
1483                 dao = container_of(atc->daios[j], struct dao, daio);
1484                 dao->ops->set_left_input(dao, rscs[0]);
1485                 dao->ops->set_right_input(dao, rscs[1]);
1486         }
1487
1488         dai = container_of(atc->daios[LINEIM], struct dai, daio);
1489         atc_connect_dai(atc->rsc_mgrs[SRC], dai,
1490                         (struct src **)&atc->srcs[2],
1491                         (struct srcimp **)&atc->srcimps[2]);
1492         src = atc->srcs[2];
1493         mixer->set_input_left(mixer, MIX_LINE_IN, &src->rsc);
1494         src = atc->srcs[3];
1495         mixer->set_input_right(mixer, MIX_LINE_IN, &src->rsc);
1496
1497         dai = container_of(atc->daios[SPDIFIO], struct dai, daio);
1498         atc_connect_dai(atc->rsc_mgrs[SRC], dai,
1499                         (struct src **)&atc->srcs[0],
1500                         (struct srcimp **)&atc->srcimps[0]);
1501
1502         src = atc->srcs[0];
1503         mixer->set_input_left(mixer, MIX_SPDIF_IN, &src->rsc);
1504         src = atc->srcs[1];
1505         mixer->set_input_right(mixer, MIX_SPDIF_IN, &src->rsc);
1506
1507         for (i = MIX_PCMI_FRONT, j = 0; i <= MIX_PCMI_SURROUND; i++, j += 2) {
1508                 sum = atc->pcm[j];
1509                 mixer->set_input_left(mixer, i, &sum->rsc);
1510                 sum = atc->pcm[j+1];
1511                 mixer->set_input_right(mixer, i, &sum->rsc);
1512         }
1513 }
1514
1515 static struct ct_atc atc_preset __devinitdata = {
1516         .map_audio_buffer = ct_map_audio_buffer,
1517         .unmap_audio_buffer = ct_unmap_audio_buffer,
1518         .pcm_playback_prepare = atc_pcm_playback_prepare,
1519         .pcm_release_resources = atc_pcm_release_resources,
1520         .pcm_playback_start = atc_pcm_playback_start,
1521         .pcm_playback_stop = atc_pcm_stop,
1522         .pcm_playback_position = atc_pcm_playback_position,
1523         .pcm_capture_prepare = atc_pcm_capture_prepare,
1524         .pcm_capture_start = atc_pcm_capture_start,
1525         .pcm_capture_stop = atc_pcm_stop,
1526         .pcm_capture_position = atc_pcm_capture_position,
1527         .spdif_passthru_playback_prepare = spdif_passthru_playback_prepare,
1528         .get_ptp_phys = atc_get_ptp_phys,
1529         .select_line_in = atc_select_line_in,
1530         .select_mic_in = atc_select_mic_in,
1531         .select_digit_io = atc_select_digit_io,
1532         .line_front_unmute = atc_line_front_unmute,
1533         .line_surround_unmute = atc_line_surround_unmute,
1534         .line_clfe_unmute = atc_line_clfe_unmute,
1535         .line_rear_unmute = atc_line_rear_unmute,
1536         .line_in_unmute = atc_line_in_unmute,
1537         .spdif_out_unmute = atc_spdif_out_unmute,
1538         .spdif_in_unmute = atc_spdif_in_unmute,
1539         .spdif_out_get_status = atc_spdif_out_get_status,
1540         .spdif_out_set_status = atc_spdif_out_set_status,
1541         .spdif_out_passthru = atc_spdif_out_passthru,
1542         .have_digit_io_switch = atc_have_digit_io_switch,
1543 };
1544
1545 /**
1546  *  ct_atc_create - create and initialize a hardware manager
1547  *  @card: corresponding alsa card object
1548  *  @pci: corresponding kernel pci device object
1549  *  @ratc: return created object address in it
1550  *
1551  *  Creates and initializes a hardware manager.
1552  *
1553  *  Creates kmallocated ct_atc structure. Initializes hardware.
1554  *  Returns 0 if suceeds, or negative error code if fails.
1555  */
1556
1557 int __devinit ct_atc_create(struct snd_card *card, struct pci_dev *pci,
1558                   unsigned int rsr, unsigned int msr, struct ct_atc **ratc)
1559 {
1560         struct ct_atc *atc;
1561         static struct snd_device_ops ops = {
1562                 .dev_free = atc_dev_free,
1563         };
1564         int err;
1565
1566         *ratc = NULL;
1567
1568         atc = kzalloc(sizeof(*atc), GFP_KERNEL);
1569         if (NULL == atc)
1570                 return -ENOMEM;
1571
1572         /* Set operations */
1573         *atc = atc_preset;
1574
1575         atc->card = card;
1576         atc->pci = pci;
1577         atc->rsr = rsr;
1578         atc->msr = msr;
1579
1580         spin_lock_init(&atc->atc_lock);
1581
1582         /* Find card model */
1583         err = atc_identify_card(atc);
1584         if (err < 0) {
1585                 printk(KERN_ERR "ctatc: Card not recognised\n");
1586                 goto error1;
1587         }
1588
1589         /* Set up device virtual memory management object */
1590         err = ct_vm_create(&atc->vm);
1591         if (err < 0)
1592                 goto error1;
1593
1594         /* Create all atc hw devices */
1595         err = atc_create_hw_devs(atc);
1596         if (err < 0)
1597                 goto error1;
1598
1599         /* Get resources */
1600         err = atc_get_resources(atc);
1601         if (err < 0)
1602                 goto error1;
1603
1604         /* Build topology */
1605         atc_connect_resources(atc);
1606
1607         atc->timer = ct_timer_new(atc);
1608         if (!atc->timer)
1609                 goto error1;
1610
1611         err = snd_device_new(card, SNDRV_DEV_LOWLEVEL, atc, &ops);
1612         if (err < 0)
1613                 goto error1;
1614
1615         snd_card_set_dev(card, &pci->dev);
1616
1617         *ratc = atc;
1618         return 0;
1619
1620 error1:
1621         ct_atc_destroy(atc);
1622         printk(KERN_ERR "ctxfi: Something wrong!!!\n");
1623         return err;
1624 }