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         SND_PCI_QUIRK_VENDOR(PCI_VENDOR_ID_CREATIVE,
  50                              "Unknown", CT20K1_UNKNOWN),
  51         { } /* terminator */
  52 };
  53
  54 static struct snd_pci_quirk __devinitdata subsys_20k2_list[] = {
  55         SND_PCI_QUIRK(PCI_VENDOR_ID_CREATIVE, PCI_SUBDEVICE_ID_CREATIVE_SB0760,
  56                       "SB0760", CTSB0760),
  57         SND_PCI_QUIRK(PCI_VENDOR_ID_CREATIVE, PCI_SUBDEVICE_ID_CREATIVE_SB08801,
  58                       "SB0880", CTSB0880),
  59         SND_PCI_QUIRK(PCI_VENDOR_ID_CREATIVE, PCI_SUBDEVICE_ID_CREATIVE_SB08802,
  60                       "SB0880", CTSB0880),
  61         SND_PCI_QUIRK(PCI_VENDOR_ID_CREATIVE, PCI_SUBDEVICE_ID_CREATIVE_SB08803,
  62                       "SB0880", CTSB0880),
  63         SND_PCI_QUIRK_MASK(PCI_VENDOR_ID_CREATIVE, 0xf000,
  64                            PCI_SUBDEVICE_ID_CREATIVE_HENDRIX, "HENDRIX",
  65                            CTHENDRIX),
  66         { } /* terminator */
  67 };
  68
  69 static const char *ct_subsys_name[NUM_CTCARDS] = {
  70         [CTSB055X]      = "SB055x",
  71         [CTSB073X]      = "SB073x",
  72         [CTSB0760]      = "SB076x",
  73         [CTUAA]         = "UAA",
  74         [CT20K1_UNKNOWN] = "Unknown",
  75         [CTHENDRIX]     = "Hendrix",
  76         [CTSB0880]      = "SB0880",
  77 };
  78
  79 static struct {
  80         int (*create)(struct ct_atc *atc,
  81                         enum CTALSADEVS device, const char *device_name);
  82         int (*destroy)(void *alsa_dev);
  83         const char *public_name;
  84 } alsa_dev_funcs[NUM_CTALSADEVS] = {
  85         [FRONT]         = { .create = ct_alsa_pcm_create,
  86                             .destroy = NULL,
  87                             .public_name = "Front/WaveIn"},
  88         [SURROUND]      = { .create = ct_alsa_pcm_create,
  89                             .destroy = NULL,
  90                             .public_name = "Surround"},
  91         [CLFE]          = { .create = ct_alsa_pcm_create,
  92                             .destroy = NULL,
  93                             .public_name = "Center/LFE"},
  94         [SIDE]          = { .create = ct_alsa_pcm_create,
  95                             .destroy = NULL,
  96                             .public_name = "Side"},
  97         [IEC958]        = { .create = ct_alsa_pcm_create,
  98                             .destroy = NULL,
  99                             .public_name = "IEC958 Non-audio"},
 100
 101         [MIXER]         = { .create = ct_alsa_mix_create,
 102                             .destroy = NULL,
 103                             .public_name = "Mixer"}
 104 };
 105
 106 typedef int (*create_t)(void *, void **);
 107 typedef int (*destroy_t)(void *);
 108
 109 static struct {
 110         int (*create)(void *hw, void **rmgr);
 111         int (*destroy)(void *mgr);
 112 } rsc_mgr_funcs[NUM_RSCTYP] = {
 113         [SRC]           = { .create     = (create_t)src_mgr_create,
 114                             .destroy    = (destroy_t)src_mgr_destroy    },
 115         [SRCIMP]        = { .create     = (create_t)srcimp_mgr_create,
 116                             .destroy    = (destroy_t)srcimp_mgr_destroy },
 117         [AMIXER]        = { .create     = (create_t)amixer_mgr_create,
 118                             .destroy    = (destroy_t)amixer_mgr_destroy },
 119         [SUM]           = { .create     = (create_t)sum_mgr_create,
 120                             .destroy    = (destroy_t)sum_mgr_destroy    },
 121         [DAIO]          = { .create     = (create_t)daio_mgr_create,
 122                             .destroy    = (destroy_t)daio_mgr_destroy   }
 123 };
 124
 125 static int
 126 atc_pcm_release_resources(struct ct_atc *atc, struct ct_atc_pcm *apcm);
 127
 128 /* *
 129  * Only mono and interleaved modes are supported now.
 130  * Always allocates a contiguous channel block.
 131  * */
 132
 133 static int ct_map_audio_buffer(struct ct_atc *atc, struct ct_atc_pcm *apcm)
 134 {
 135         struct snd_pcm_runtime *runtime;
 136         struct ct_vm *vm;
 137
 138         if (NULL == apcm->substream)
 139                 return 0;
 140
 141         runtime = apcm->substream->runtime;
 142         vm = atc->vm;
 143
 144         apcm->vm_block = vm->map(vm, apcm->substream, runtime->dma_bytes);
 145
 146         if (NULL == apcm->vm_block)
 147                 return -ENOENT;
 148
 149         return 0;
 150 }
 151
 152 static void ct_unmap_audio_buffer(struct ct_atc *atc, struct ct_atc_pcm *apcm)
 153 {
 154         struct ct_vm *vm;
 155
 156         if (NULL == apcm->vm_block)
 157                 return;
 158
 159         vm = atc->vm;
 160
 161         vm->unmap(vm, apcm->vm_block);
 162
 163         apcm->vm_block = NULL;
 164 }
 165
 166 static unsigned long atc_get_ptp_phys(struct ct_atc *atc, int index)
 167 {
 168         struct ct_vm *vm;
 169         void *kvirt_addr;
 170         unsigned long phys_addr;
 171
 172         vm = atc->vm;
 173         kvirt_addr = vm->get_ptp_virt(vm, index);
 174         if (kvirt_addr == NULL)
 175                 phys_addr = (~0UL);
 176         else
 177                 phys_addr = virt_to_phys(kvirt_addr);
 178
 179         return phys_addr;
 180 }
 181
 182 static unsigned int convert_format(snd_pcm_format_t snd_format)
 183 {
 184         switch (snd_format) {
 185         case SNDRV_PCM_FORMAT_U8:
 186                 return SRC_SF_U8;
 187         case SNDRV_PCM_FORMAT_S16_LE:
 188                 return SRC_SF_S16;
 189         case SNDRV_PCM_FORMAT_S24_3LE:
 190                 return SRC_SF_S24;
 191         case SNDRV_PCM_FORMAT_S32_LE:
 192                 return SRC_SF_S32;
 193         case SNDRV_PCM_FORMAT_FLOAT_LE:
 194                 return SRC_SF_F32;
 195         default:
 196                 printk(KERN_ERR "ctxfi: not recognized snd format is %d \n",
 197                         snd_format);
 198                 return SRC_SF_S16;
 199         }
 200 }
 201
 202 static unsigned int
 203 atc_get_pitch(unsigned int input_rate, unsigned int output_rate)
 204 {
 205         unsigned int pitch;
 206         int b;
 207
 208         /* get pitch and convert to fixed-point 8.24 format. */
 209         pitch = (input_rate / output_rate) << 24;
 210         input_rate %= output_rate;
 211         input_rate /= 100;
 212         output_rate /= 100;
 213         for (b = 31; ((b >= 0) && !(input_rate >> b)); )
 214                 b--;
 215
 216         if (b >= 0) {
 217                 input_rate <<= (31 - b);
 218                 input_rate /= output_rate;
 219                 b = 24 - (31 - b);
 220                 if (b >= 0)
 221                         input_rate <<= b;
 222                 else
 223                         input_rate >>= -b;
 224
 225                 pitch |= input_rate;
 226         }
 227
 228         return pitch;
 229 }
 230
 231 static int select_rom(unsigned int pitch)
 232 {
 233         if ((pitch > 0x00428f5c) && (pitch < 0x01b851ec)) {
 234                 /* 0.26 <= pitch <= 1.72 */
 235                 return 1;
 236         } else if ((0x01d66666 == pitch) || (0x01d66667 == pitch)) {
 237                 /* pitch == 1.8375 */
 238                 return 2;
 239         } else if (0x02000000 == pitch) {
 240                 /* pitch == 2 */
 241                 return 3;
 242         } else if ((pitch >= 0x0) && (pitch <= 0x08000000)) {
 243                 /* 0 <= pitch <= 8 */
 244                 return 0;
 245         } else {
 246                 return -ENOENT;
 247         }
 248 }
 249
 250 static int atc_pcm_playback_prepare(struct ct_atc *atc, struct ct_atc_pcm *apcm)
 251 {
 252         struct src_mgr *src_mgr = atc->rsc_mgrs[SRC];
 253         struct amixer_mgr *amixer_mgr = atc->rsc_mgrs[AMIXER];
 254         struct src_desc desc = {0};
 255         struct amixer_desc mix_dsc = {0};
 256         struct src *src;
 257         struct amixer *amixer;
 258         int err;
 259         int n_amixer = apcm->substream->runtime->channels, i = 0;
 260         int device = apcm->substream->pcm->device;
 261         unsigned int pitch;
 262         unsigned long flags;
 263
 264         if (NULL != apcm->src) {
 265                 /* Prepared pcm playback */
 266                 return 0;
 267         }
 268
 269         /* first release old resources */
 270         atc->pcm_release_resources(atc, apcm);
 271
 272         /* Get SRC resource */
 273         desc.multi = apcm->substream->runtime->channels;
 274         desc.msr = atc->msr;
 275         desc.mode = MEMRD;
 276         err = src_mgr->get_src(src_mgr, &desc, (struct src **)&apcm->src);
 277         if (err)
 278                 goto error1;
 279
 280         pitch = atc_get_pitch(apcm->substream->runtime->rate,
 281                                                 (atc->rsr * atc->msr));
 282         src = apcm->src;
 283         src->ops->set_pitch(src, pitch);
 284         src->ops->set_rom(src, select_rom(pitch));
 285         src->ops->set_sf(src, convert_format(apcm->substream->runtime->format));
 286         src->ops->set_pm(src, (src->ops->next_interleave(src) != NULL));
 287
 288         /* Get AMIXER resource */
 289         n_amixer = (n_amixer < 2) ? 2 : n_amixer;
 290         apcm->amixers = kzalloc(sizeof(void *)*n_amixer, GFP_KERNEL);
 291         if (NULL == apcm->amixers) {
 292                 err = -ENOMEM;
 293                 goto error1;
 294         }
 295         mix_dsc.msr = atc->msr;
 296         for (i = 0, apcm->n_amixer = 0; i < n_amixer; i++) {
 297                 err = amixer_mgr->get_amixer(amixer_mgr, &mix_dsc,
 298                                         (struct amixer **)&apcm->amixers[i]);
 299                 if (err)
 300                         goto error1;
 301
 302                 apcm->n_amixer++;
 303         }
 304
 305         /* Set up device virtual mem map */
 306         err = ct_map_audio_buffer(atc, apcm);
 307         if (err < 0)
 308                 goto error1;
 309
 310         /* Connect resources */
 311         src = apcm->src;
 312         for (i = 0; i < n_amixer; i++) {
 313                 amixer = apcm->amixers[i];
 314                 spin_lock_irqsave(&atc->atc_lock, flags);
 315                 amixer->ops->setup(amixer, &src->rsc,
 316                                         INIT_VOL, atc->pcm[i+device*2]);
 317                 spin_unlock_irqrestore(&atc->atc_lock, flags);
 318                 src = src->ops->next_interleave(src);
 319                 if (NULL == src)
 320                         src = apcm->src;
 321         }
 322
 323         ct_timer_prepare(apcm->timer);
 324
 325         return 0;
 326
 327 error1:
 328         atc_pcm_release_resources(atc, apcm);
 329         return err;
 330 }
 331
 332 static int
 333 atc_pcm_release_resources(struct ct_atc *atc, struct ct_atc_pcm *apcm)
 334 {
 335         struct src_mgr *src_mgr = atc->rsc_mgrs[SRC];
 336         struct srcimp_mgr *srcimp_mgr = atc->rsc_mgrs[SRCIMP];
 337         struct amixer_mgr *amixer_mgr = atc->rsc_mgrs[AMIXER];
 338         struct sum_mgr *sum_mgr = atc->rsc_mgrs[SUM];
 339         struct srcimp *srcimp;
 340         int i;
 341
 342         if (NULL != apcm->srcimps) {
 343                 for (i = 0; i < apcm->n_srcimp; i++) {
 344                         srcimp = apcm->srcimps[i];
 345                         srcimp->ops->unmap(srcimp);
 346                         srcimp_mgr->put_srcimp(srcimp_mgr, srcimp);
 347                         apcm->srcimps[i] = NULL;
 348                 }
 349                 kfree(apcm->srcimps);
 350                 apcm->srcimps = NULL;
 351         }
 352
 353         if (NULL != apcm->srccs) {
 354                 for (i = 0; i < apcm->n_srcc; i++) {
 355                         src_mgr->put_src(src_mgr, apcm->srccs[i]);
 356                         apcm->srccs[i] = NULL;
 357                 }
 358                 kfree(apcm->srccs);
 359                 apcm->srccs = NULL;
 360         }
 361
 362         if (NULL != apcm->amixers) {
 363                 for (i = 0; i < apcm->n_amixer; i++) {
 364                         amixer_mgr->put_amixer(amixer_mgr, apcm->amixers[i]);
 365                         apcm->amixers[i] = NULL;
 366                 }
 367                 kfree(apcm->amixers);
 368                 apcm->amixers = NULL;
 369         }
 370
 371         if (NULL != apcm->mono) {
 372                 sum_mgr->put_sum(sum_mgr, apcm->mono);
 373                 apcm->mono = NULL;
 374         }
 375
 376         if (NULL != apcm->src) {
 377                 src_mgr->put_src(src_mgr, apcm->src);
 378                 apcm->src = NULL;
 379         }
 380
 381         if (NULL != apcm->vm_block) {
 382                 /* Undo device virtual mem map */
 383                 ct_unmap_audio_buffer(atc, apcm);
 384                 apcm->vm_block = NULL;
 385         }
 386
 387         return 0;
 388 }
 389
 390 static int atc_pcm_playback_start(struct ct_atc *atc, struct ct_atc_pcm *apcm)
 391 {
 392         unsigned int max_cisz;
 393         struct src *src = apcm->src;
 394
 395         if (apcm->started)
 396                 return 0;
 397         apcm->started = 1;
 398
 399         max_cisz = src->multi * src->rsc.msr;
 400         max_cisz = 0x80 * (max_cisz < 8 ? max_cisz : 8);
 401
 402         src->ops->set_sa(src, apcm->vm_block->addr);
 403         src->ops->set_la(src, apcm->vm_block->addr + apcm->vm_block->size);
 404         src->ops->set_ca(src, apcm->vm_block->addr + max_cisz);
 405         src->ops->set_cisz(src, max_cisz);
 406
 407         src->ops->set_bm(src, 1);
 408         src->ops->set_state(src, SRC_STATE_INIT);
 409         src->ops->commit_write(src);
 410
 411         ct_timer_start(apcm->timer);
 412         return 0;
 413 }
 414
 415 static int atc_pcm_stop(struct ct_atc *atc, struct ct_atc_pcm *apcm)
 416 {
 417         struct src *src;
 418         int i;
 419
 420         ct_timer_stop(apcm->timer);
 421
 422         src = apcm->src;
 423         src->ops->set_bm(src, 0);
 424         src->ops->set_state(src, SRC_STATE_OFF);
 425         src->ops->commit_write(src);
 426
 427         if (NULL != apcm->srccs) {
 428                 for (i = 0; i < apcm->n_srcc; i++) {
 429                         src = apcm->srccs[i];
 430                         src->ops->set_bm(src, 0);
 431                         src->ops->set_state(src, SRC_STATE_OFF);
 432                         src->ops->commit_write(src);
 433                 }
 434         }
 435
 436         apcm->started = 0;
 437
 438         return 0;
 439 }
 440
 441 static int
 442 atc_pcm_playback_position(struct ct_atc *atc, struct ct_atc_pcm *apcm)
 443 {
 444         struct src *src = apcm->src;
 445         u32 size, max_cisz;
 446         int position;
 447
 448         position = src->ops->get_ca(src);
 449
 450         size = apcm->vm_block->size;
 451         max_cisz = src->multi * src->rsc.msr;
 452         max_cisz = 128 * (max_cisz < 8 ? max_cisz : 8);
 453
 454         return (position + size - max_cisz - apcm->vm_block->addr) % size;
 455 }
 456
 457 struct src_node_conf_t {
 458         unsigned int pitch;
 459         unsigned int msr:8;
 460         unsigned int mix_msr:8;
 461         unsigned int imp_msr:8;
 462         unsigned int vo:1;
 463 };
 464
 465 static void setup_src_node_conf(struct ct_atc *atc, struct ct_atc_pcm *apcm,
 466                                 struct src_node_conf_t *conf, int *n_srcc)
 467 {
 468         unsigned int pitch;
 469
 470         /* get pitch and convert to fixed-point 8.24 format. */
 471         pitch = atc_get_pitch((atc->rsr * atc->msr),
 472                                 apcm->substream->runtime->rate);
 473         *n_srcc = 0;
 474
 475         if (1 == atc->msr) {
 476                 *n_srcc = apcm->substream->runtime->channels;
 477                 conf[0].pitch = pitch;
 478                 conf[0].mix_msr = conf[0].imp_msr = conf[0].msr = 1;
 479                 conf[0].vo = 1;
 480         } else if (2 == atc->msr) {
 481                 if (0x8000000 < pitch) {
 482                         /* Need two-stage SRCs, SRCIMPs and
 483                          * AMIXERs for converting format */
 484                         conf[0].pitch = (atc->msr << 24);
 485                         conf[0].msr = conf[0].mix_msr = 1;
 486                         conf[0].imp_msr = atc->msr;
 487                         conf[0].vo = 0;
 488                         conf[1].pitch = atc_get_pitch(atc->rsr,
 489                                         apcm->substream->runtime->rate);
 490                         conf[1].msr = conf[1].mix_msr = conf[1].imp_msr = 1;
 491                         conf[1].vo = 1;
 492                         *n_srcc = apcm->substream->runtime->channels * 2;
 493                 } else if (0x1000000 < pitch) {
 494                         /* Need one-stage SRCs, SRCIMPs and
 495                          * AMIXERs for converting format */
 496                         conf[0].pitch = pitch;
 497                         conf[0].msr = conf[0].mix_msr
 498                                     = conf[0].imp_msr = atc->msr;
 499                         conf[0].vo = 1;
 500                         *n_srcc = apcm->substream->runtime->channels;
 501                 }
 502         }
 503 }
 504
 505 static int
 506 atc_pcm_capture_get_resources(struct ct_atc *atc, struct ct_atc_pcm *apcm)
 507 {
 508         struct src_mgr *src_mgr = atc->rsc_mgrs[SRC];
 509         struct srcimp_mgr *srcimp_mgr = atc->rsc_mgrs[SRCIMP];
 510         struct amixer_mgr *amixer_mgr = atc->rsc_mgrs[AMIXER];
 511         struct sum_mgr *sum_mgr = atc->rsc_mgrs[SUM];
 512         struct src_desc src_dsc = {0};
 513         struct src *src;
 514         struct srcimp_desc srcimp_dsc = {0};
 515         struct srcimp *srcimp;
 516         struct amixer_desc mix_dsc = {0};
 517         struct sum_desc sum_dsc = {0};
 518         unsigned int pitch;
 519         int multi, err, i;
 520         int n_srcimp, n_amixer, n_srcc, n_sum;
 521         struct src_node_conf_t src_node_conf[2] = {{0} };
 522
 523         /* first release old resources */
 524         atc->pcm_release_resources(atc, apcm);
 525
 526         /* The numbers of converting SRCs and SRCIMPs should be determined
 527          * by pitch value. */
 528
 529         multi = apcm->substream->runtime->channels;
 530
 531         /* get pitch and convert to fixed-point 8.24 format. */
 532         pitch = atc_get_pitch((atc->rsr * atc->msr),
 533                                 apcm->substream->runtime->rate);
 534
 535         setup_src_node_conf(atc, apcm, src_node_conf, &n_srcc);
 536         n_sum = (1 == multi) ? 1 : 0;
 537         n_amixer = n_sum * 2 + n_srcc;
 538         n_srcimp = n_srcc;
 539         if ((multi > 1) && (0x8000000 >= pitch)) {
 540                 /* Need extra AMIXERs and SRCIMPs for special treatment
 541                  * of interleaved recording of conjugate channels */
 542                 n_amixer += multi * atc->msr;
 543                 n_srcimp += multi * atc->msr;
 544         } else {
 545                 n_srcimp += multi;
 546         }
 547
 548         if (n_srcc) {
 549                 apcm->srccs = kzalloc(sizeof(void *)*n_srcc, GFP_KERNEL);
 550                 if (NULL == apcm->srccs)
 551                         return -ENOMEM;
 552         }
 553         if (n_amixer) {
 554                 apcm->amixers = kzalloc(sizeof(void *)*n_amixer, GFP_KERNEL);
 555                 if (NULL == apcm->amixers) {
 556                         err = -ENOMEM;
 557                         goto error1;
 558                 }
 559         }
 560         apcm->srcimps = kzalloc(sizeof(void *)*n_srcimp, GFP_KERNEL);
 561         if (NULL == apcm->srcimps) {
 562                 err = -ENOMEM;
 563                 goto error1;
 564         }
 565
 566         /* Allocate SRCs for sample rate conversion if needed */
 567         src_dsc.multi = 1;
 568         src_dsc.mode = ARCRW;
 569         for (i = 0, apcm->n_srcc = 0; i < n_srcc; i++) {
 570                 src_dsc.msr = src_node_conf[i/multi].msr;
 571                 err = src_mgr->get_src(src_mgr, &src_dsc,
 572                                         (struct src **)&apcm->srccs[i]);
 573                 if (err)
 574                         goto error1;
 575
 576                 src = apcm->srccs[i];
 577                 pitch = src_node_conf[i/multi].pitch;
 578                 src->ops->set_pitch(src, pitch);
 579                 src->ops->set_rom(src, select_rom(pitch));
 580                 src->ops->set_vo(src, src_node_conf[i/multi].vo);
 581
 582                 apcm->n_srcc++;
 583         }
 584
 585         /* Allocate AMIXERs for routing SRCs of conversion if needed */
 586         for (i = 0, apcm->n_amixer = 0; i < n_amixer; i++) {
 587                 if (i < (n_sum*2))
 588                         mix_dsc.msr = atc->msr;
 589                 else if (i < (n_sum*2+n_srcc))
 590                         mix_dsc.msr = src_node_conf[(i-n_sum*2)/multi].mix_msr;
 591                 else
 592                         mix_dsc.msr = 1;
 593
 594                 err = amixer_mgr->get_amixer(amixer_mgr, &mix_dsc,
 595                                         (struct amixer **)&apcm->amixers[i]);
 596                 if (err)
 597                         goto error1;
 598
 599                 apcm->n_amixer++;
 600         }
 601
 602         /* Allocate a SUM resource to mix all input channels together */
 603         sum_dsc.msr = atc->msr;
 604         err = sum_mgr->get_sum(sum_mgr, &sum_dsc, (struct sum **)&apcm->mono);
 605         if (err)
 606                 goto error1;
 607
 608         pitch = atc_get_pitch((atc->rsr * atc->msr),
 609                                 apcm->substream->runtime->rate);
 610         /* Allocate SRCIMP resources */
 611         for (i = 0, apcm->n_srcimp = 0; i < n_srcimp; i++) {
 612                 if (i < (n_srcc))
 613                         srcimp_dsc.msr = src_node_conf[i/multi].imp_msr;
 614                 else if (1 == multi)
 615                         srcimp_dsc.msr = (pitch <= 0x8000000) ? atc->msr : 1;
 616                 else
 617                         srcimp_dsc.msr = 1;
 618
 619                 err = srcimp_mgr->get_srcimp(srcimp_mgr, &srcimp_dsc, &srcimp);
 620                 if (err)
 621                         goto error1;
 622
 623                 apcm->srcimps[i] = srcimp;
 624                 apcm->n_srcimp++;
 625         }
 626
 627         /* Allocate a SRC for writing data to host memory */
 628         src_dsc.multi = apcm->substream->runtime->channels;
 629         src_dsc.msr = 1;
 630         src_dsc.mode = MEMWR;
 631         err = src_mgr->get_src(src_mgr, &src_dsc, (struct src **)&apcm->src);
 632         if (err)
 633                 goto error1;
 634
 635         src = apcm->src;
 636         src->ops->set_pitch(src, pitch);
 637
 638         /* Set up device virtual mem map */
 639         err = ct_map_audio_buffer(atc, apcm);
 640         if (err < 0)
 641                 goto error1;
 642
 643         return 0;
 644
 645 error1:
 646         atc_pcm_release_resources(atc, apcm);
 647         return err;
 648 }
 649
 650 static int atc_pcm_capture_prepare(struct ct_atc *atc, struct ct_atc_pcm *apcm)
 651 {
 652         struct src *src;
 653         struct amixer *amixer;
 654         struct srcimp *srcimp;
 655         struct ct_mixer *mixer = atc->mixer;
 656         struct sum *mono;
 657         struct rsc *out_ports[8] = {NULL};
 658         int err, i, j, n_sum, multi;
 659         unsigned int pitch;
 660         int mix_base = 0, imp_base = 0;
 661
 662         if (NULL != apcm->src) {
 663                 /* Prepared pcm capture */
 664                 return 0;
 665         }
 666
 667         /* Get needed resources. */
 668         err = atc_pcm_capture_get_resources(atc, apcm);
 669         if (err)
 670                 return err;
 671
 672         /* Connect resources */
 673         mixer->get_output_ports(mixer, MIX_PCMO_FRONT,
 674                                 &out_ports[0], &out_ports[1]);
 675
 676         multi = apcm->substream->runtime->channels;
 677         if (1 == multi) {
 678                 mono = apcm->mono;
 679                 for (i = 0; i < 2; i++) {
 680                         amixer = apcm->amixers[i];
 681                         amixer->ops->setup(amixer, out_ports[i],
 682                                                 MONO_SUM_SCALE, mono);
 683                 }
 684                 out_ports[0] = &mono->rsc;
 685                 n_sum = 1;
 686                 mix_base = n_sum * 2;
 687         }
 688
 689         for (i = 0; i < apcm->n_srcc; i++) {
 690                 src = apcm->srccs[i];
 691                 srcimp = apcm->srcimps[imp_base+i];
 692                 amixer = apcm->amixers[mix_base+i];
 693                 srcimp->ops->map(srcimp, src, out_ports[i%multi]);
 694                 amixer->ops->setup(amixer, &src->rsc, INIT_VOL, NULL);
 695                 out_ports[i%multi] = &amixer->rsc;
 696         }
 697
 698         pitch = atc_get_pitch((atc->rsr * atc->msr),
 699                                 apcm->substream->runtime->rate);
 700
 701         if ((multi > 1) && (pitch <= 0x8000000)) {
 702                 /* Special connection for interleaved
 703                  * recording with conjugate channels */
 704                 for (i = 0; i < multi; i++) {
 705                         out_ports[i]->ops->master(out_ports[i]);
 706                         for (j = 0; j < atc->msr; j++) {
 707                                 amixer = apcm->amixers[apcm->n_srcc+j*multi+i];
 708                                 amixer->ops->set_input(amixer, out_ports[i]);
 709                                 amixer->ops->set_scale(amixer, INIT_VOL);
 710                                 amixer->ops->set_sum(amixer, NULL);
 711                                 amixer->ops->commit_raw_write(amixer);
 712                                 out_ports[i]->ops->next_conj(out_ports[i]);
 713
 714                                 srcimp = apcm->srcimps[apcm->n_srcc+j*multi+i];
 715                                 srcimp->ops->map(srcimp, apcm->src,
 716                                                         &amixer->rsc);
 717                         }
 718                 }
 719         } else {
 720                 for (i = 0; i < multi; i++) {
 721                         srcimp = apcm->srcimps[apcm->n_srcc+i];
 722                         srcimp->ops->map(srcimp, apcm->src, out_ports[i]);
 723                 }
 724         }
 725
 726         ct_timer_prepare(apcm->timer);
 727
 728         return 0;
 729 }
 730
 731 static int atc_pcm_capture_start(struct ct_atc *atc, struct ct_atc_pcm *apcm)
 732 {
 733         struct src *src;
 734         struct src_mgr *src_mgr = atc->rsc_mgrs[SRC];
 735         int i, multi;
 736
 737         if (apcm->started)
 738                 return 0;
 739
 740         apcm->started = 1;
 741         multi = apcm->substream->runtime->channels;
 742         /* Set up converting SRCs */
 743         for (i = 0; i < apcm->n_srcc; i++) {
 744                 src = apcm->srccs[i];
 745                 src->ops->set_pm(src, ((i%multi) != (multi-1)));
 746                 src_mgr->src_disable(src_mgr, src);
 747         }
 748
 749         /*  Set up recording SRC */
 750         src = apcm->src;
 751         src->ops->set_sf(src, convert_format(apcm->substream->runtime->format));
 752         src->ops->set_sa(src, apcm->vm_block->addr);
 753         src->ops->set_la(src, apcm->vm_block->addr + apcm->vm_block->size);
 754         src->ops->set_ca(src, apcm->vm_block->addr);
 755         src_mgr->src_disable(src_mgr, src);
 756
 757         /* Disable relevant SRCs firstly */
 758         src_mgr->commit_write(src_mgr);
 759
 760         /* Enable SRCs respectively */
 761         for (i = 0; i < apcm->n_srcc; i++) {
 762                 src = apcm->srccs[i];
 763                 src->ops->set_state(src, SRC_STATE_RUN);
 764                 src->ops->commit_write(src);
 765                 src_mgr->src_enable_s(src_mgr, src);
 766         }
 767         src = apcm->src;
 768         src->ops->set_bm(src, 1);
 769         src->ops->set_state(src, SRC_STATE_RUN);
 770         src->ops->commit_write(src);
 771         src_mgr->src_enable_s(src_mgr, src);
 772
 773         /* Enable relevant SRCs synchronously */
 774         src_mgr->commit_write(src_mgr);
 775
 776         ct_timer_start(apcm->timer);
 777         return 0;
 778 }
 779
 780 static int
 781 atc_pcm_capture_position(struct ct_atc *atc, struct ct_atc_pcm *apcm)
 782 {
 783         struct src *src = apcm->src;
 784
 785         return src->ops->get_ca(src) - apcm->vm_block->addr;
 786 }
 787
 788 static int spdif_passthru_playback_get_resources(struct ct_atc *atc,
 789                                                  struct ct_atc_pcm *apcm)
 790 {
 791         struct src_mgr *src_mgr = atc->rsc_mgrs[SRC];
 792         struct amixer_mgr *amixer_mgr = atc->rsc_mgrs[AMIXER];
 793         struct src_desc desc = {0};
 794         struct amixer_desc mix_dsc = {0};
 795         struct src *src;
 796         int err;
 797         int n_amixer = apcm->substream->runtime->channels, i;
 798         unsigned int pitch, rsr = atc->pll_rate;
 799
 800         /* first release old resources */
 801         atc->pcm_release_resources(atc, apcm);
 802
 803         /* Get SRC resource */
 804         desc.multi = apcm->substream->runtime->channels;
 805         desc.msr = 1;
 806         while (apcm->substream->runtime->rate > (rsr * desc.msr))
 807                 desc.msr <<= 1;
 808
 809         desc.mode = MEMRD;
 810         err = src_mgr->get_src(src_mgr, &desc, (struct src **)&apcm->src);
 811         if (err)
 812                 goto error1;
 813
 814         pitch = atc_get_pitch(apcm->substream->runtime->rate, (rsr * desc.msr));
 815         src = apcm->src;
 816         src->ops->set_pitch(src, pitch);
 817         src->ops->set_rom(src, select_rom(pitch));
 818         src->ops->set_sf(src, convert_format(apcm->substream->runtime->format));
 819         src->ops->set_pm(src, (src->ops->next_interleave(src) != NULL));
 820         src->ops->set_bp(src, 1);
 821
 822         /* Get AMIXER resource */
 823         n_amixer = (n_amixer < 2) ? 2 : n_amixer;
 824         apcm->amixers = kzalloc(sizeof(void *)*n_amixer, GFP_KERNEL);
 825         if (NULL == apcm->amixers) {
 826                 err = -ENOMEM;
 827                 goto error1;
 828         }
 829         mix_dsc.msr = desc.msr;
 830         for (i = 0, apcm->n_amixer = 0; i < n_amixer; i++) {
 831                 err = amixer_mgr->get_amixer(amixer_mgr, &mix_dsc,
 832                                         (struct amixer **)&apcm->amixers[i]);
 833                 if (err)
 834                         goto error1;
 835
 836                 apcm->n_amixer++;
 837         }
 838
 839         /* Set up device virtual mem map */
 840         err = ct_map_audio_buffer(atc, apcm);
 841         if (err < 0)
 842                 goto error1;
 843
 844         return 0;
 845
 846 error1:
 847         atc_pcm_release_resources(atc, apcm);
 848         return err;
 849 }
 850
 851 static int atc_pll_init(struct ct_atc *atc, int rate)
 852 {
 853         struct hw *hw = atc->hw;
 854         int err;
 855         err = hw->pll_init(hw, rate);
 856         atc->pll_rate = err ? 0 : rate;
 857         return err;
 858 }
 859
 860 static int
 861 spdif_passthru_playback_setup(struct ct_atc *atc, struct ct_atc_pcm *apcm)
 862 {
 863         struct dao *dao = container_of(atc->daios[SPDIFOO], struct dao, daio);
 864         unsigned long flags;
 865         unsigned int rate = apcm->substream->runtime->rate;
 866         unsigned int status;
 867         int err;
 868         unsigned char iec958_con_fs;
 869
 870         switch (rate) {
 871         case 48000:
 872                 iec958_con_fs = IEC958_AES3_CON_FS_48000;
 873                 break;
 874         case 44100:
 875                 iec958_con_fs = IEC958_AES3_CON_FS_44100;
 876                 break;
 877         case 32000:
 878                 iec958_con_fs = IEC958_AES3_CON_FS_32000;
 879                 break;
 880         default:
 881                 return -ENOENT;
 882         }
 883
 884         spin_lock_irqsave(&atc->atc_lock, flags);
 885         dao->ops->get_spos(dao, &status);
 886         if (((status >> 24) & IEC958_AES3_CON_FS) != iec958_con_fs) {
 887                 status &= ((~IEC958_AES3_CON_FS) << 24);
 888                 status |= (iec958_con_fs << 24);
 889                 dao->ops->set_spos(dao, status);
 890                 dao->ops->commit_write(dao);
 891         }
 892         if ((rate != atc->pll_rate) && (32000 != rate))
 893                 err = atc_pll_init(atc, rate);
 894         spin_unlock_irqrestore(&atc->atc_lock, flags);
 895
 896         return err;
 897 }
 898
 899 static int
 900 spdif_passthru_playback_prepare(struct ct_atc *atc, struct ct_atc_pcm *apcm)
 901 {
 902         struct src *src;
 903         struct amixer *amixer;
 904         struct dao *dao;
 905         int err;
 906         int i;
 907         unsigned long flags;
 908
 909         if (NULL != apcm->src)
 910                 return 0;
 911
 912         /* Configure SPDIFOO and PLL to passthrough mode;
 913          * determine pll_rate. */
 914         err = spdif_passthru_playback_setup(atc, apcm);
 915         if (err)
 916                 return err;
 917
 918         /* Get needed resources. */
 919         err = spdif_passthru_playback_get_resources(atc, apcm);
 920         if (err)
 921                 return err;
 922
 923         /* Connect resources */
 924         src = apcm->src;
 925         for (i = 0; i < apcm->n_amixer; i++) {
 926                 amixer = apcm->amixers[i];
 927                 amixer->ops->setup(amixer, &src->rsc, INIT_VOL, NULL);
 928                 src = src->ops->next_interleave(src);
 929                 if (NULL == src)
 930                         src = apcm->src;
 931         }
 932         /* Connect to SPDIFOO */
 933         spin_lock_irqsave(&atc->atc_lock, flags);
 934         dao = container_of(atc->daios[SPDIFOO], struct dao, daio);
 935         amixer = apcm->amixers[0];
 936         dao->ops->set_left_input(dao, &amixer->rsc);
 937         amixer = apcm->amixers[1];
 938         dao->ops->set_right_input(dao, &amixer->rsc);
 939         spin_unlock_irqrestore(&atc->atc_lock, flags);
 940
 941         ct_timer_prepare(apcm->timer);
 942
 943         return 0;
 944 }
 945
 946 static int atc_select_line_in(struct ct_atc *atc)
 947 {
 948         struct hw *hw = atc->hw;
 949         struct ct_mixer *mixer = atc->mixer;
 950         struct src *src;
 951
 952         if (hw->is_adc_source_selected(hw, ADC_LINEIN))
 953                 return 0;
 954
 955         mixer->set_input_left(mixer, MIX_MIC_IN, NULL);
 956         mixer->set_input_right(mixer, MIX_MIC_IN, NULL);
 957
 958         hw->select_adc_source(hw, ADC_LINEIN);
 959
 960         src = atc->srcs[2];
 961         mixer->set_input_left(mixer, MIX_LINE_IN, &src->rsc);
 962         src = atc->srcs[3];
 963         mixer->set_input_right(mixer, MIX_LINE_IN, &src->rsc);
 964
 965         return 0;
 966 }
 967
 968 static int atc_select_mic_in(struct ct_atc *atc)
 969 {
 970         struct hw *hw = atc->hw;
 971         struct ct_mixer *mixer = atc->mixer;
 972         struct src *src;
 973
 974         if (hw->is_adc_source_selected(hw, ADC_MICIN))
 975                 return 0;
 976
 977         mixer->set_input_left(mixer, MIX_LINE_IN, NULL);
 978         mixer->set_input_right(mixer, MIX_LINE_IN, NULL);
 979
 980         hw->select_adc_source(hw, ADC_MICIN);
 981
 982         src = atc->srcs[2];
 983         mixer->set_input_left(mixer, MIX_MIC_IN, &src->rsc);
 984         src = atc->srcs[3];
 985         mixer->set_input_right(mixer, MIX_MIC_IN, &src->rsc);
 986
 987         return 0;
 988 }
 989
 990 static int atc_have_digit_io_switch(struct ct_atc *atc)
 991 {
 992         struct hw *hw = atc->hw;
 993
 994         return hw->have_digit_io_switch(hw);
 995 }
 996
 997 static int atc_select_digit_io(struct ct_atc *atc)
 998 {
 999         struct hw *hw = atc->hw;
1000
1001         if (hw->is_adc_source_selected(hw, ADC_NONE))
1002                 return 0;
1003
1004         hw->select_adc_source(hw, ADC_NONE);
1005
1006         return 0;
1007 }
1008
1009 static int atc_daio_unmute(struct ct_atc *atc, unsigned char state, int type)
1010 {
1011         struct daio_mgr *daio_mgr = atc->rsc_mgrs[DAIO];
1012
1013         if (state)
1014                 daio_mgr->daio_enable(daio_mgr, atc->daios[type]);
1015         else
1016                 daio_mgr->daio_disable(daio_mgr, atc->daios[type]);
1017
1018         daio_mgr->commit_write(daio_mgr);
1019
1020         return 0;
1021 }
1022
1023 static int
1024 atc_dao_get_status(struct ct_atc *atc, unsigned int *status, int type)
1025 {
1026         struct dao *dao = container_of(atc->daios[type], struct dao, daio);
1027         return dao->ops->get_spos(dao, status);
1028 }
1029
1030 static int
1031 atc_dao_set_status(struct ct_atc *atc, unsigned int status, int type)
1032 {
1033         struct dao *dao = container_of(atc->daios[type], struct dao, daio);
1034
1035         dao->ops->set_spos(dao, status);
1036         dao->ops->commit_write(dao);
1037         return 0;
1038 }
1039
1040 static int atc_line_front_unmute(struct ct_atc *atc, unsigned char state)
1041 {
1042         return atc_daio_unmute(atc, state, LINEO1);
1043 }
1044
1045 static int atc_line_surround_unmute(struct ct_atc *atc, unsigned char state)
1046 {
1047         return atc_daio_unmute(atc, state, LINEO4);
1048 }
1049
1050 static int atc_line_clfe_unmute(struct ct_atc *atc, unsigned char state)
1051 {
1052         return atc_daio_unmute(atc, state, LINEO3);
1053 }
1054
1055 static int atc_line_rear_unmute(struct ct_atc *atc, unsigned char state)
1056 {
1057         return atc_daio_unmute(atc, state, LINEO2);
1058 }
1059
1060 static int atc_line_in_unmute(struct ct_atc *atc, unsigned char state)
1061 {
1062         return atc_daio_unmute(atc, state, LINEIM);
1063 }
1064
1065 static int atc_spdif_out_unmute(struct ct_atc *atc, unsigned char state)
1066 {
1067         return atc_daio_unmute(atc, state, SPDIFOO);
1068 }
1069
1070 static int atc_spdif_in_unmute(struct ct_atc *atc, unsigned char state)
1071 {
1072         return atc_daio_unmute(atc, state, SPDIFIO);
1073 }
1074
1075 static int atc_spdif_out_get_status(struct ct_atc *atc, unsigned int *status)
1076 {
1077         return atc_dao_get_status(atc, status, SPDIFOO);
1078 }
1079
1080 static int atc_spdif_out_set_status(struct ct_atc *atc, unsigned int status)
1081 {
1082         return atc_dao_set_status(atc, status, SPDIFOO);
1083 }
1084
1085 static int atc_spdif_out_passthru(struct ct_atc *atc, unsigned char state)
1086 {
1087         unsigned long flags;
1088         struct dao_desc da_dsc = {0};
1089         struct dao *dao;
1090         int err;
1091         struct ct_mixer *mixer = atc->mixer;
1092         struct rsc *rscs[2] = {NULL};
1093         unsigned int spos = 0;
1094
1095         spin_lock_irqsave(&atc->atc_lock, flags);
1096         dao = container_of(atc->daios[SPDIFOO], struct dao, daio);
1097         da_dsc.msr = state ? 1 : atc->msr;
1098         da_dsc.passthru = state ? 1 : 0;
1099         err = dao->ops->reinit(dao, &da_dsc);
1100         if (state) {
1101                 spos = IEC958_DEFAULT_CON;
1102         } else {
1103                 mixer->get_output_ports(mixer, MIX_SPDIF_OUT,
1104                                         &rscs[0], &rscs[1]);
1105                 dao->ops->set_left_input(dao, rscs[0]);
1106                 dao->ops->set_right_input(dao, rscs[1]);
1107                 /* Restore PLL to atc->rsr if needed. */
1108                 if (atc->pll_rate != atc->rsr)
1109                         err = atc_pll_init(atc, atc->rsr);
1110         }
1111         dao->ops->set_spos(dao, spos);
1112         dao->ops->commit_write(dao);
1113         spin_unlock_irqrestore(&atc->atc_lock, flags);
1114
1115         return err;
1116 }
1117
1118 static int ct_atc_destroy(struct ct_atc *atc)
1119 {
1120         struct daio_mgr *daio_mgr;
1121         struct dao *dao;
1122         struct dai *dai;
1123         struct daio *daio;
1124         struct sum_mgr *sum_mgr;
1125         struct src_mgr *src_mgr;
1126         struct srcimp_mgr *srcimp_mgr;
1127         struct srcimp *srcimp;
1128         struct ct_mixer *mixer;
1129         int i = 0;
1130
1131         if (NULL == atc)
1132                 return 0;
1133
1134         if (atc->timer) {
1135                 ct_timer_free(atc->timer);
1136                 atc->timer = NULL;
1137         }
1138
1139         /* Stop hardware and disable all interrupts */
1140         if (NULL != atc->hw)
1141                 ((struct hw *)atc->hw)->card_stop(atc->hw);
1142
1143         /* Destroy internal mixer objects */
1144         if (NULL != atc->mixer) {
1145                 mixer = atc->mixer;
1146                 mixer->set_input_left(mixer, MIX_LINE_IN, NULL);
1147                 mixer->set_input_right(mixer, MIX_LINE_IN, NULL);
1148                 mixer->set_input_left(mixer, MIX_MIC_IN, NULL);
1149                 mixer->set_input_right(mixer, MIX_MIC_IN, NULL);
1150                 mixer->set_input_left(mixer, MIX_SPDIF_IN, NULL);
1151                 mixer->set_input_right(mixer, MIX_SPDIF_IN, NULL);
1152                 ct_mixer_destroy(atc->mixer);
1153         }
1154
1155         if (NULL != atc->daios) {
1156                 daio_mgr = (struct daio_mgr *)atc->rsc_mgrs[DAIO];
1157                 for (i = 0; i < atc->n_daio; i++) {
1158                         daio = atc->daios[i];
1159                         if (daio->type < LINEIM) {
1160                                 dao = container_of(daio, struct dao, daio);
1161                                 dao->ops->clear_left_input(dao);
1162                                 dao->ops->clear_right_input(dao);
1163                         } else {
1164                                 dai = container_of(daio, struct dai, daio);
1165                                 /* some thing to do for dai ... */
1166                         }
1167                         daio_mgr->put_daio(daio_mgr, daio);
1168                 }
1169                 kfree(atc->daios);
1170         }
1171
1172         if (NULL != atc->pcm) {
1173                 sum_mgr = atc->rsc_mgrs[SUM];
1174                 for (i = 0; i < atc->n_pcm; i++)
1175                         sum_mgr->put_sum(sum_mgr, atc->pcm[i]);
1176
1177                 kfree(atc->pcm);
1178         }
1179
1180         if (NULL != atc->srcs) {
1181                 src_mgr = atc->rsc_mgrs[SRC];
1182                 for (i = 0; i < atc->n_src; i++)
1183                         src_mgr->put_src(src_mgr, atc->srcs[i]);
1184
1185                 kfree(atc->srcs);
1186         }
1187
1188         if (NULL != atc->srcimps) {
1189                 srcimp_mgr = atc->rsc_mgrs[SRCIMP];
1190                 for (i = 0; i < atc->n_srcimp; i++) {
1191                         srcimp = atc->srcimps[i];
1192                         srcimp->ops->unmap(srcimp);
1193                         srcimp_mgr->put_srcimp(srcimp_mgr, atc->srcimps[i]);
1194                 }
1195                 kfree(atc->srcimps);
1196         }
1197
1198         for (i = 0; i < NUM_RSCTYP; i++) {
1199                 if ((NULL != rsc_mgr_funcs[i].destroy) &&
1200                     (NULL != atc->rsc_mgrs[i]))
1201                         rsc_mgr_funcs[i].destroy(atc->rsc_mgrs[i]);
1202
1203         }
1204
1205         if (NULL != atc->hw)
1206                 destroy_hw_obj((struct hw *)atc->hw);
1207
1208         /* Destroy device virtual memory manager object */
1209         if (NULL != atc->vm) {
1210                 ct_vm_destroy(atc->vm);
1211                 atc->vm = NULL;
1212         }
1213
1214         kfree(atc);
1215
1216         return 0;
1217 }
1218
1219 static int atc_dev_free(struct snd_device *dev)
1220 {
1221         struct ct_atc *atc = dev->device_data;
1222         return ct_atc_destroy(atc);
1223 }
1224
1225 static int __devinit atc_identify_card(struct ct_atc *atc)
1226 {
1227         const struct snd_pci_quirk *p;
1228         const struct snd_pci_quirk *list;
1229
1230         switch (atc->chip_type) {
1231         case ATC20K1:
1232                 atc->chip_name = "20K1";
1233                 list = subsys_20k1_list;
1234                 break;
1235         case ATC20K2:
1236                 atc->chip_name = "20K2";
1237                 list = subsys_20k2_list;
1238                 break;
1239         default:
1240                 return -ENOENT;
1241         }
1242         p = snd_pci_quirk_lookup(atc->pci, list);
1243         if (!p)
1244                 return -ENOENT;
1245         atc->model = p->value;
1246         atc->model_name = ct_subsys_name[atc->model];
1247         snd_printd("ctxfi: chip %s model %s (%04x:%04x) is found\n",
1248                    atc->chip_name, atc->model_name,
1249                    atc->pci->subsystem_vendor,
1250                    atc->pci->subsystem_device);
1251         return 0;
1252 }
1253
1254 int __devinit ct_atc_create_alsa_devs(struct ct_atc *atc)
1255 {
1256         enum CTALSADEVS i;
1257         int err;
1258
1259         alsa_dev_funcs[MIXER].public_name = atc->chip_name;
1260
1261         for (i = 0; i < NUM_CTALSADEVS; i++) {
1262                 if (NULL == alsa_dev_funcs[i].create)
1263                         continue;
1264
1265                 err = alsa_dev_funcs[i].create(atc, i,
1266                                 alsa_dev_funcs[i].public_name);
1267                 if (err) {
1268                         printk(KERN_ERR "ctxfi: "
1269                                "Creating alsa device %d failed!\n", i);
1270                         return err;
1271                 }
1272         }
1273
1274         return 0;
1275 }
1276
1277 static int __devinit atc_create_hw_devs(struct ct_atc *atc)
1278 {
1279         struct hw *hw;
1280         struct card_conf info = {0};
1281         int i, err;
1282
1283         err = create_hw_obj(atc->pci, atc->chip_type, atc->model, &hw);
1284         if (err) {
1285                 printk(KERN_ERR "Failed to create hw obj!!!\n");
1286                 return err;
1287         }
1288         atc->hw = hw;
1289
1290         /* Initialize card hardware. */
1291         info.rsr = atc->rsr;
1292         info.msr = atc->msr;
1293         info.vm_pgt_phys = atc_get_ptp_phys(atc, 0);
1294         err = hw->card_init(hw, &info);
1295         if (err < 0)
1296                 return err;
1297
1298         for (i = 0; i < NUM_RSCTYP; i++) {
1299                 if (NULL == rsc_mgr_funcs[i].create)
1300                         continue;
1301
1302                 err = rsc_mgr_funcs[i].create(atc->hw, &atc->rsc_mgrs[i]);
1303                 if (err) {
1304                         printk(KERN_ERR "ctxfi: "
1305                                "Failed to create rsc_mgr %d!!!\n", i);
1306                         return err;
1307                 }
1308         }
1309
1310         return 0;
1311 }
1312
1313 static int __devinit atc_get_resources(struct ct_atc *atc)
1314 {
1315         struct daio_desc da_desc = {0};
1316         struct daio_mgr *daio_mgr;
1317         struct src_desc src_dsc = {0};
1318         struct src_mgr *src_mgr;
1319         struct srcimp_desc srcimp_dsc = {0};
1320         struct srcimp_mgr *srcimp_mgr;
1321         struct sum_desc sum_dsc = {0};
1322         struct sum_mgr *sum_mgr;
1323         int err, i;
1324
1325         atc->daios = kzalloc(sizeof(void *)*(DAIONUM), GFP_KERNEL);
1326         if (NULL == atc->daios)
1327                 return -ENOMEM;
1328
1329         atc->srcs = kzalloc(sizeof(void *)*(2*2), GFP_KERNEL);
1330         if (NULL == atc->srcs)
1331                 return -ENOMEM;
1332
1333         atc->srcimps = kzalloc(sizeof(void *)*(2*2), GFP_KERNEL);
1334         if (NULL == atc->srcimps)
1335                 return -ENOMEM;
1336
1337         atc->pcm = kzalloc(sizeof(void *)*(2*4), GFP_KERNEL);
1338         if (NULL == atc->pcm)
1339                 return -ENOMEM;
1340
1341         daio_mgr = (struct daio_mgr *)atc->rsc_mgrs[DAIO];
1342         da_desc.msr = atc->msr;
1343         for (i = 0, atc->n_daio = 0; i < DAIONUM-1; i++) {
1344                 da_desc.type = i;
1345                 err = daio_mgr->get_daio(daio_mgr, &da_desc,
1346                                         (struct daio **)&atc->daios[i]);
1347                 if (err) {
1348                         printk(KERN_ERR "ctxfi: Failed to get DAIO "
1349                                         "resource %d!!!\n", i);
1350                         return err;
1351                 }
1352                 atc->n_daio++;
1353         }
1354         if (atc->model == CTSB073X)
1355                 da_desc.type = SPDIFI1;
1356         else
1357                 da_desc.type = SPDIFIO;
1358         err = daio_mgr->get_daio(daio_mgr, &da_desc,
1359                                 (struct daio **)&atc->daios[i]);
1360         if (err) {
1361                 printk(KERN_ERR "ctxfi: Failed to get S/PDIF-in resource!!!\n");
1362                 return err;
1363         }
1364         atc->n_daio++;
1365
1366         src_mgr = atc->rsc_mgrs[SRC];
1367         src_dsc.multi = 1;
1368         src_dsc.msr = atc->msr;
1369         src_dsc.mode = ARCRW;
1370         for (i = 0, atc->n_src = 0; i < (2*2); i++) {
1371                 err = src_mgr->get_src(src_mgr, &src_dsc,
1372                                         (struct src **)&atc->srcs[i]);
1373                 if (err)
1374                         return err;
1375
1376                 atc->n_src++;
1377         }
1378
1379         srcimp_mgr = atc->rsc_mgrs[SRCIMP];
1380         srcimp_dsc.msr = 8; /* SRCIMPs for S/PDIFIn SRT */
1381         for (i = 0, atc->n_srcimp = 0; i < (2*1); i++) {
1382                 err = srcimp_mgr->get_srcimp(srcimp_mgr, &srcimp_dsc,
1383                                         (struct srcimp **)&atc->srcimps[i]);
1384                 if (err)
1385                         return err;
1386
1387                 atc->n_srcimp++;
1388         }
1389         srcimp_dsc.msr = 8; /* SRCIMPs for LINE/MICIn SRT */
1390         for (i = 0; i < (2*1); i++) {
1391                 err = srcimp_mgr->get_srcimp(srcimp_mgr, &srcimp_dsc,
1392                                 (struct srcimp **)&atc->srcimps[2*1+i]);
1393                 if (err)
1394                         return err;
1395
1396                 atc->n_srcimp++;
1397         }
1398
1399         sum_mgr = atc->rsc_mgrs[SUM];
1400         sum_dsc.msr = atc->msr;
1401         for (i = 0, atc->n_pcm = 0; i < (2*4); i++) {
1402                 err = sum_mgr->get_sum(sum_mgr, &sum_dsc,
1403                                         (struct sum **)&atc->pcm[i]);
1404                 if (err)
1405                         return err;
1406
1407                 atc->n_pcm++;
1408         }
1409
1410         err = ct_mixer_create(atc, (struct ct_mixer **)&atc->mixer);
1411         if (err) {
1412                 printk(KERN_ERR "ctxfi: Failed to create mixer obj!!!\n");
1413                 return err;
1414         }
1415
1416         return 0;
1417 }
1418
1419 static void __devinit
1420 atc_connect_dai(struct src_mgr *src_mgr, struct dai *dai,
1421                 struct src **srcs, struct srcimp **srcimps)
1422 {
1423         struct rsc *rscs[2] = {NULL};
1424         struct src *src;
1425         struct srcimp *srcimp;
1426         int i = 0;
1427
1428         rscs[0] = &dai->daio.rscl;
1429         rscs[1] = &dai->daio.rscr;
1430         for (i = 0; i < 2; i++) {
1431                 src = srcs[i];
1432                 srcimp = srcimps[i];
1433                 srcimp->ops->map(srcimp, src, rscs[i]);
1434                 src_mgr->src_disable(src_mgr, src);
1435         }
1436
1437         src_mgr->commit_write(src_mgr); /* Actually disable SRCs */
1438
1439         src = srcs[0];
1440         src->ops->set_pm(src, 1);
1441         for (i = 0; i < 2; i++) {
1442                 src = srcs[i];
1443                 src->ops->set_state(src, SRC_STATE_RUN);
1444                 src->ops->commit_write(src);
1445                 src_mgr->src_enable_s(src_mgr, src);
1446         }
1447
1448         dai->ops->set_srt_srcl(dai, &(srcs[0]->rsc));
1449         dai->ops->set_srt_srcr(dai, &(srcs[1]->rsc));
1450
1451         dai->ops->set_enb_src(dai, 1);
1452         dai->ops->set_enb_srt(dai, 1);
1453         dai->ops->commit_write(dai);
1454
1455         src_mgr->commit_write(src_mgr); /* Synchronously enable SRCs */
1456 }
1457
1458 static void __devinit atc_connect_resources(struct ct_atc *atc)
1459 {
1460         struct dai *dai;
1461         struct dao *dao;
1462         struct src *src;
1463         struct sum *sum;
1464         struct ct_mixer *mixer;
1465         struct rsc *rscs[2] = {NULL};
1466         int i, j;
1467
1468         mixer = atc->mixer;
1469
1470         for (i = MIX_WAVE_FRONT, j = LINEO1; i <= MIX_SPDIF_OUT; i++, j++) {
1471                 mixer->get_output_ports(mixer, i, &rscs[0], &rscs[1]);
1472                 dao = container_of(atc->daios[j], struct dao, daio);
1473                 dao->ops->set_left_input(dao, rscs[0]);
1474                 dao->ops->set_right_input(dao, rscs[1]);
1475         }
1476
1477         dai = container_of(atc->daios[LINEIM], struct dai, daio);
1478         atc_connect_dai(atc->rsc_mgrs[SRC], dai,
1479                         (struct src **)&atc->srcs[2],
1480                         (struct srcimp **)&atc->srcimps[2]);
1481         src = atc->srcs[2];
1482         mixer->set_input_left(mixer, MIX_LINE_IN, &src->rsc);
1483         src = atc->srcs[3];
1484         mixer->set_input_right(mixer, MIX_LINE_IN, &src->rsc);
1485
1486         dai = container_of(atc->daios[SPDIFIO], struct dai, daio);
1487         atc_connect_dai(atc->rsc_mgrs[SRC], dai,
1488                         (struct src **)&atc->srcs[0],
1489                         (struct srcimp **)&atc->srcimps[0]);
1490
1491         src = atc->srcs[0];
1492         mixer->set_input_left(mixer, MIX_SPDIF_IN, &src->rsc);
1493         src = atc->srcs[1];
1494         mixer->set_input_right(mixer, MIX_SPDIF_IN, &src->rsc);
1495
1496         for (i = MIX_PCMI_FRONT, j = 0; i <= MIX_PCMI_SURROUND; i++, j += 2) {
1497                 sum = atc->pcm[j];
1498                 mixer->set_input_left(mixer, i, &sum->rsc);
1499                 sum = atc->pcm[j+1];
1500                 mixer->set_input_right(mixer, i, &sum->rsc);
1501         }
1502 }
1503
1504 static struct ct_atc atc_preset __devinitdata = {
1505         .map_audio_buffer = ct_map_audio_buffer,
1506         .unmap_audio_buffer = ct_unmap_audio_buffer,
1507         .pcm_playback_prepare = atc_pcm_playback_prepare,
1508         .pcm_release_resources = atc_pcm_release_resources,
1509         .pcm_playback_start = atc_pcm_playback_start,
1510         .pcm_playback_stop = atc_pcm_stop,
1511         .pcm_playback_position = atc_pcm_playback_position,
1512         .pcm_capture_prepare = atc_pcm_capture_prepare,
1513         .pcm_capture_start = atc_pcm_capture_start,
1514         .pcm_capture_stop = atc_pcm_stop,
1515         .pcm_capture_position = atc_pcm_capture_position,
1516         .spdif_passthru_playback_prepare = spdif_passthru_playback_prepare,
1517         .get_ptp_phys = atc_get_ptp_phys,
1518         .select_line_in = atc_select_line_in,
1519         .select_mic_in = atc_select_mic_in,
1520         .select_digit_io = atc_select_digit_io,
1521         .line_front_unmute = atc_line_front_unmute,
1522         .line_surround_unmute = atc_line_surround_unmute,
1523         .line_clfe_unmute = atc_line_clfe_unmute,
1524         .line_rear_unmute = atc_line_rear_unmute,
1525         .line_in_unmute = atc_line_in_unmute,
1526         .spdif_out_unmute = atc_spdif_out_unmute,
1527         .spdif_in_unmute = atc_spdif_in_unmute,
1528         .spdif_out_get_status = atc_spdif_out_get_status,
1529         .spdif_out_set_status = atc_spdif_out_set_status,
1530         .spdif_out_passthru = atc_spdif_out_passthru,
1531         .have_digit_io_switch = atc_have_digit_io_switch,
1532 };
1533
1534 /**
1535  *  ct_atc_create - create and initialize a hardware manager
1536  *  @card: corresponding alsa card object
1537  *  @pci: corresponding kernel pci device object
1538  *  @ratc: return created object address in it
1539  *
1540  *  Creates and initializes a hardware manager.
1541  *
1542  *  Creates kmallocated ct_atc structure. Initializes hardware.
1543  *  Returns 0 if suceeds, or negative error code if fails.
1544  */
1545
1546 int __devinit ct_atc_create(struct snd_card *card, struct pci_dev *pci,
1547                             unsigned int rsr, unsigned int msr,
1548                             int chip_type, struct ct_atc **ratc)
1549 {
1550         struct ct_atc *atc;
1551         static struct snd_device_ops ops = {
1552                 .dev_free = atc_dev_free,
1553         };
1554         int err;
1555
1556         *ratc = NULL;
1557
1558         atc = kzalloc(sizeof(*atc), GFP_KERNEL);
1559         if (NULL == atc)
1560                 return -ENOMEM;
1561
1562         /* Set operations */
1563         *atc = atc_preset;
1564
1565         atc->card = card;
1566         atc->pci = pci;
1567         atc->rsr = rsr;
1568         atc->msr = msr;
1569         atc->chip_type = chip_type;
1570
1571         spin_lock_init(&atc->atc_lock);
1572
1573         /* Find card model */
1574         err = atc_identify_card(atc);
1575         if (err < 0) {
1576                 printk(KERN_ERR "ctatc: Card not recognised\n");
1577                 goto error1;
1578         }
1579
1580         /* Set up device virtual memory management object */
1581         err = ct_vm_create(&atc->vm);
1582         if (err < 0)
1583                 goto error1;
1584
1585         /* Create all atc hw devices */
1586         err = atc_create_hw_devs(atc);
1587         if (err < 0)
1588                 goto error1;
1589
1590         /* Get resources */
1591         err = atc_get_resources(atc);
1592         if (err < 0)
1593                 goto error1;
1594
1595         /* Build topology */
1596         atc_connect_resources(atc);
1597
1598         atc->timer = ct_timer_new(atc);
1599         if (!atc->timer)
1600                 goto error1;
1601
1602         err = snd_device_new(card, SNDRV_DEV_LOWLEVEL, atc, &ops);
1603         if (err < 0)
1604                 goto error1;
1605
1606         snd_card_set_dev(card, &pci->dev);
1607
1608         *ratc = atc;
1609         return 0;
1610
1611 error1:
1612         ct_atc_destroy(atc);
1613         printk(KERN_ERR "ctxfi: Something wrong!!!\n");
1614         return err;
1615 }