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 "ctsrc.h"
  22 #include "ctamixer.h"
  23 #include "ctdaio.h"
  24 #include "cttimer.h"
  25 #include <linux/delay.h>
  26 #include <linux/slab.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 MAX_MULTI_CHN   8
  33
  34 #define IEC958_DEFAULT_CON ((IEC958_AES0_NONAUDIO \
  35                             | IEC958_AES0_CON_NOT_COPYRIGHT) \
  36                             | ((IEC958_AES1_CON_MIXER \
  37                             | IEC958_AES1_CON_ORIGINAL) << 8) \
  38                             | (0x10 << 16) \
  39                             | ((IEC958_AES3_CON_FS_48000) << 24))
  40
  41 static struct snd_pci_quirk subsys_20k1_list[] = {
  42         SND_PCI_QUIRK(PCI_VENDOR_ID_CREATIVE, 0x0022, "SB055x", CTSB055X),
  43         SND_PCI_QUIRK(PCI_VENDOR_ID_CREATIVE, 0x002f, "SB055x", CTSB055X),
  44         SND_PCI_QUIRK(PCI_VENDOR_ID_CREATIVE, 0x0029, "SB073x", CTSB073X),
  45         SND_PCI_QUIRK(PCI_VENDOR_ID_CREATIVE, 0x0031, "SB073x", CTSB073X),
  46         SND_PCI_QUIRK_MASK(PCI_VENDOR_ID_CREATIVE, 0xf000, 0x6000,
  47                            "UAA", CTUAA),
  48         { } /* terminator */
  49 };
  50
  51 static struct snd_pci_quirk subsys_20k2_list[] = {
  52         SND_PCI_QUIRK(PCI_VENDOR_ID_CREATIVE, PCI_SUBDEVICE_ID_CREATIVE_SB0760,
  53                       "SB0760", CTSB0760),
  54         SND_PCI_QUIRK(PCI_VENDOR_ID_CREATIVE, PCI_SUBDEVICE_ID_CREATIVE_SB1270,
  55                       "SB1270", CTSB1270),
  56         SND_PCI_QUIRK(PCI_VENDOR_ID_CREATIVE, PCI_SUBDEVICE_ID_CREATIVE_SB08801,
  57                       "SB0880", CTSB0880),
  58         SND_PCI_QUIRK(PCI_VENDOR_ID_CREATIVE, PCI_SUBDEVICE_ID_CREATIVE_SB08802,
  59                       "SB0880", CTSB0880),
  60         SND_PCI_QUIRK(PCI_VENDOR_ID_CREATIVE, PCI_SUBDEVICE_ID_CREATIVE_SB08803,
  61                       "SB0880", CTSB0880),
  62         SND_PCI_QUIRK_MASK(PCI_VENDOR_ID_CREATIVE, 0xf000,
  63                            PCI_SUBDEVICE_ID_CREATIVE_HENDRIX, "HENDRIX",
  64                            CTHENDRIX),
  65         { } /* terminator */
  66 };
  67
  68 static const char *ct_subsys_name[NUM_CTCARDS] = {
  69         /* 20k1 models */
  70         [CTSB055X]      = "SB055x",
  71         [CTSB073X]      = "SB073x",
  72         [CTUAA]         = "UAA",
  73         [CT20K1_UNKNOWN] = "Unknown",
  74         /* 20k2 models */
  75         [CTSB0760]      = "SB076x",
  76         [CTHENDRIX]     = "Hendrix",
  77         [CTSB0880]      = "SB0880",
  78         [CTSB1270]      = "SB1270",
  79         [CT20K2_UNKNOWN] = "Unknown",
  80 };
  81
  82 static struct {
  83         int (*create)(struct ct_atc *atc,
  84                         enum CTALSADEVS device, const char *device_name);
  85         int (*destroy)(void *alsa_dev);
  86         const char *public_name;
  87 } alsa_dev_funcs[NUM_CTALSADEVS] = {
  88         [FRONT]         = { .create = ct_alsa_pcm_create,
  89                             .destroy = NULL,
  90                             .public_name = "Front/WaveIn"},
  91         [SURROUND]      = { .create = ct_alsa_pcm_create,
  92                             .destroy = NULL,
  93                             .public_name = "Surround"},
  94         [CLFE]          = { .create = ct_alsa_pcm_create,
  95                             .destroy = NULL,
  96                             .public_name = "Center/LFE"},
  97         [SIDE]          = { .create = ct_alsa_pcm_create,
  98                             .destroy = NULL,
  99                             .public_name = "Side"},
 100         [IEC958]        = { .create = ct_alsa_pcm_create,
 101                             .destroy = NULL,
 102                             .public_name = "IEC958 Non-audio"},
 103
 104         [MIXER]         = { .create = ct_alsa_mix_create,
 105                             .destroy = NULL,
 106                             .public_name = "Mixer"}
 107 };
 108
 109 typedef int (*create_t)(struct hw *, void **);
 110 typedef int (*destroy_t)(void *);
 111
 112 static struct {
 113         int (*create)(struct hw *hw, void **rmgr);
 114         int (*destroy)(void *mgr);
 115 } rsc_mgr_funcs[NUM_RSCTYP] = {
 116         [SRC]           = { .create     = (create_t)src_mgr_create,
 117                             .destroy    = (destroy_t)src_mgr_destroy    },
 118         [SRCIMP]        = { .create     = (create_t)srcimp_mgr_create,
 119                             .destroy    = (destroy_t)srcimp_mgr_destroy },
 120         [AMIXER]        = { .create     = (create_t)amixer_mgr_create,
 121                             .destroy    = (destroy_t)amixer_mgr_destroy },
 122         [SUM]           = { .create     = (create_t)sum_mgr_create,
 123                             .destroy    = (destroy_t)sum_mgr_destroy    },
 124         [DAIO]          = { .create     = (create_t)daio_mgr_create,
 125                             .destroy    = (destroy_t)daio_mgr_destroy   }
 126 };
 127
 128 static int
 129 atc_pcm_release_resources(struct ct_atc *atc, struct ct_atc_pcm *apcm);
 130
 131 /* *
 132  * Only mono and interleaved modes are supported now.
 133  * Always allocates a contiguous channel block.
 134  * */
 135
 136 static int ct_map_audio_buffer(struct ct_atc *atc, struct ct_atc_pcm *apcm)
 137 {
 138         struct snd_pcm_runtime *runtime;
 139         struct ct_vm *vm;
 140
 141         if (!apcm->substream)
 142                 return 0;
 143
 144         runtime = apcm->substream->runtime;
 145         vm = atc->vm;
 146
 147         apcm->vm_block = vm->map(vm, apcm->substream, runtime->dma_bytes);
 148
 149         if (!apcm->vm_block)
 150                 return -ENOENT;
 151
 152         return 0;
 153 }
 154
 155 static void ct_unmap_audio_buffer(struct ct_atc *atc, struct ct_atc_pcm *apcm)
 156 {
 157         struct ct_vm *vm;
 158
 159         if (!apcm->vm_block)
 160                 return;
 161
 162         vm = atc->vm;
 163
 164         vm->unmap(vm, apcm->vm_block);
 165
 166         apcm->vm_block = NULL;
 167 }
 168
 169 static unsigned long atc_get_ptp_phys(struct ct_atc *atc, int index)
 170 {
 171         return atc->vm->get_ptp_phys(atc->vm, index);
 172 }
 173
 174 static unsigned int convert_format(snd_pcm_format_t snd_format,
 175                                    struct snd_card *card)
 176 {
 177         switch (snd_format) {
 178         case SNDRV_PCM_FORMAT_U8:
 179                 return SRC_SF_U8;
 180         case SNDRV_PCM_FORMAT_S16_LE:
 181                 return SRC_SF_S16;
 182         case SNDRV_PCM_FORMAT_S24_3LE:
 183                 return SRC_SF_S24;
 184         case SNDRV_PCM_FORMAT_S32_LE:
 185                 return SRC_SF_S32;
 186         case SNDRV_PCM_FORMAT_FLOAT_LE:
 187                 return SRC_SF_F32;
 188         default:
 189                 dev_err(card->dev, "not recognized snd format is %d\n",
 190                         snd_format);
 191                 return SRC_SF_S16;
 192         }
 193 }
 194
 195 static unsigned int
 196 atc_get_pitch(unsigned int input_rate, unsigned int output_rate)
 197 {
 198         unsigned int pitch;
 199         int b;
 200
 201         /* get pitch and convert to fixed-point 8.24 format. */
 202         pitch = (input_rate / output_rate) << 24;
 203         input_rate %= output_rate;
 204         input_rate /= 100;
 205         output_rate /= 100;
 206         for (b = 31; ((b >= 0) && !(input_rate >> b)); )
 207                 b--;
 208
 209         if (b >= 0) {
 210                 input_rate <<= (31 - b);
 211                 input_rate /= output_rate;
 212                 b = 24 - (31 - b);
 213                 if (b >= 0)
 214                         input_rate <<= b;
 215                 else
 216                         input_rate >>= -b;
 217
 218                 pitch |= input_rate;
 219         }
 220
 221         return pitch;
 222 }
 223
 224 static int select_rom(unsigned int pitch)
 225 {
 226         if (pitch > 0x00428f5c && pitch < 0x01b851ec) {
 227                 /* 0.26 <= pitch <= 1.72 */
 228                 return 1;
 229         } else if (pitch == 0x01d66666 || pitch == 0x01d66667) {
 230                 /* pitch == 1.8375 */
 231                 return 2;
 232         } else if (pitch == 0x02000000) {
 233                 /* pitch == 2 */
 234                 return 3;
 235         } else if (pitch <= 0x08000000) {
 236                 /* 0 <= pitch <= 8 */
 237                 return 0;
 238         } else {
 239                 return -ENOENT;
 240         }
 241 }
 242
 243 static int atc_pcm_playback_prepare(struct ct_atc *atc, struct ct_atc_pcm *apcm)
 244 {
 245         struct src_mgr *src_mgr = atc->rsc_mgrs[SRC];
 246         struct amixer_mgr *amixer_mgr = atc->rsc_mgrs[AMIXER];
 247         struct src_desc desc = {0};
 248         struct amixer_desc mix_dsc = {0};
 249         struct src *src;
 250         struct amixer *amixer;
 251         int err;
 252         int n_amixer = apcm->substream->runtime->channels, i = 0;
 253         int device = apcm->substream->pcm->device;
 254         unsigned int pitch;
 255
 256         /* first release old resources */
 257         atc_pcm_release_resources(atc, apcm);
 258
 259         /* Get SRC resource */
 260         desc.multi = apcm->substream->runtime->channels;
 261         desc.msr = atc->msr;
 262         desc.mode = MEMRD;
 263         err = src_mgr->get_src(src_mgr, &desc, (struct src **)&apcm->src);
 264         if (err)
 265                 goto error1;
 266
 267         pitch = atc_get_pitch(apcm->substream->runtime->rate,
 268                                                 (atc->rsr * atc->msr));
 269         src = apcm->src;
 270         src->ops->set_pitch(src, pitch);
 271         src->ops->set_rom(src, select_rom(pitch));
 272         src->ops->set_sf(src, convert_format(apcm->substream->runtime->format,
 273                                              atc->card));
 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 (!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                 mutex_lock(&atc->atc_mutex);
 303                 amixer->ops->setup(amixer, &src->rsc,
 304                                         INIT_VOL, atc->pcm[i+device*2]);
 305                 mutex_unlock(&atc->atc_mutex);
 306                 src = src->ops->next_interleave(src);
 307                 if (!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 (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 (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 (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 (apcm->mono) {
 360                 sum_mgr->put_sum(sum_mgr, apcm->mono);
 361                 apcm->mono = NULL;
 362         }
 363
 364         if (apcm->src) {
 365                 src_mgr->put_src(src_mgr, apcm->src);
 366                 apcm->src = NULL;
 367         }
 368
 369         if (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         if (apcm->started)
 384                 return 0;
 385         apcm->started = 1;
 386
 387         max_cisz = src->multi * src->rsc.msr;
 388         max_cisz = 0x80 * (max_cisz < 8 ? max_cisz : 8);
 389
 390         src->ops->set_sa(src, apcm->vm_block->addr);
 391         src->ops->set_la(src, apcm->vm_block->addr + apcm->vm_block->size);
 392         src->ops->set_ca(src, apcm->vm_block->addr + max_cisz);
 393         src->ops->set_cisz(src, max_cisz);
 394
 395         src->ops->set_bm(src, 1);
 396         src->ops->set_state(src, SRC_STATE_INIT);
 397         src->ops->commit_write(src);
 398
 399         ct_timer_start(apcm->timer);
 400         return 0;
 401 }
 402
 403 static int atc_pcm_stop(struct ct_atc *atc, struct ct_atc_pcm *apcm)
 404 {
 405         struct src *src;
 406         int i;
 407
 408         ct_timer_stop(apcm->timer);
 409
 410         src = apcm->src;
 411         src->ops->set_bm(src, 0);
 412         src->ops->set_state(src, SRC_STATE_OFF);
 413         src->ops->commit_write(src);
 414
 415         if (apcm->srccs) {
 416                 for (i = 0; i < apcm->n_srcc; i++) {
 417                         src = apcm->srccs[i];
 418                         src->ops->set_bm(src, 0);
 419                         src->ops->set_state(src, SRC_STATE_OFF);
 420                         src->ops->commit_write(src);
 421                 }
 422         }
 423
 424         apcm->started = 0;
 425
 426         return 0;
 427 }
 428
 429 static int
 430 atc_pcm_playback_position(struct ct_atc *atc, struct ct_atc_pcm *apcm)
 431 {
 432         struct src *src = apcm->src;
 433         u32 size, max_cisz;
 434         int position;
 435
 436         if (!src)
 437                 return 0;
 438         position = src->ops->get_ca(src);
 439
 440         if (position < apcm->vm_block->addr) {
 441                 snd_printdd("ctxfi: bad ca - ca=0x%08x, vba=0x%08x, vbs=0x%08x\n", position, apcm->vm_block->addr, apcm->vm_block->size);
 442                 position = apcm->vm_block->addr;
 443         }
 444
 445         size = apcm->vm_block->size;
 446         max_cisz = src->multi * src->rsc.msr;
 447         max_cisz = 128 * (max_cisz < 8 ? max_cisz : 8);
 448
 449         return (position + size - max_cisz - apcm->vm_block->addr) % size;
 450 }
 451
 452 struct src_node_conf_t {
 453         unsigned int pitch;
 454         unsigned int msr:8;
 455         unsigned int mix_msr:8;
 456         unsigned int imp_msr:8;
 457         unsigned int vo:1;
 458 };
 459
 460 static void setup_src_node_conf(struct ct_atc *atc, struct ct_atc_pcm *apcm,
 461                                 struct src_node_conf_t *conf, int *n_srcc)
 462 {
 463         unsigned int pitch;
 464
 465         /* get pitch and convert to fixed-point 8.24 format. */
 466         pitch = atc_get_pitch((atc->rsr * atc->msr),
 467                                 apcm->substream->runtime->rate);
 468         *n_srcc = 0;
 469
 470         if (1 == atc->msr) { /* FIXME: do we really need SRC here if pitch==1 */
 471                 *n_srcc = apcm->substream->runtime->channels;
 472                 conf[0].pitch = pitch;
 473                 conf[0].mix_msr = conf[0].imp_msr = conf[0].msr = 1;
 474                 conf[0].vo = 1;
 475         } else if (2 <= atc->msr) {
 476                 if (0x8000000 < pitch) {
 477                         /* Need two-stage SRCs, SRCIMPs and
 478                          * AMIXERs for converting format */
 479                         conf[0].pitch = (atc->msr << 24);
 480                         conf[0].msr = conf[0].mix_msr = 1;
 481                         conf[0].imp_msr = atc->msr;
 482                         conf[0].vo = 0;
 483                         conf[1].pitch = atc_get_pitch(atc->rsr,
 484                                         apcm->substream->runtime->rate);
 485                         conf[1].msr = conf[1].mix_msr = conf[1].imp_msr = 1;
 486                         conf[1].vo = 1;
 487                         *n_srcc = apcm->substream->runtime->channels * 2;
 488                 } else if (0x1000000 < pitch) {
 489                         /* Need one-stage SRCs, SRCIMPs and
 490                          * AMIXERs for converting format */
 491                         conf[0].pitch = pitch;
 492                         conf[0].msr = conf[0].mix_msr
 493                                     = conf[0].imp_msr = atc->msr;
 494                         conf[0].vo = 1;
 495                         *n_srcc = apcm->substream->runtime->channels;
 496                 }
 497         }
 498 }
 499
 500 static int
 501 atc_pcm_capture_get_resources(struct ct_atc *atc, struct ct_atc_pcm *apcm)
 502 {
 503         struct src_mgr *src_mgr = atc->rsc_mgrs[SRC];
 504         struct srcimp_mgr *srcimp_mgr = atc->rsc_mgrs[SRCIMP];
 505         struct amixer_mgr *amixer_mgr = atc->rsc_mgrs[AMIXER];
 506         struct sum_mgr *sum_mgr = atc->rsc_mgrs[SUM];
 507         struct src_desc src_dsc = {0};
 508         struct src *src;
 509         struct srcimp_desc srcimp_dsc = {0};
 510         struct srcimp *srcimp;
 511         struct amixer_desc mix_dsc = {0};
 512         struct sum_desc sum_dsc = {0};
 513         unsigned int pitch;
 514         int multi, err, i;
 515         int n_srcimp, n_amixer, n_srcc, n_sum;
 516         struct src_node_conf_t src_node_conf[2] = {{0} };
 517
 518         /* first release old resources */
 519         atc_pcm_release_resources(atc, apcm);
 520
 521         /* The numbers of converting SRCs and SRCIMPs should be determined
 522          * by pitch value. */
 523
 524         multi = apcm->substream->runtime->channels;
 525
 526         /* get pitch and convert to fixed-point 8.24 format. */
 527         pitch = atc_get_pitch((atc->rsr * atc->msr),
 528                                 apcm->substream->runtime->rate);
 529
 530         setup_src_node_conf(atc, apcm, src_node_conf, &n_srcc);
 531         n_sum = (1 == multi) ? 1 : 0;
 532         n_amixer = n_sum * 2 + n_srcc;
 533         n_srcimp = n_srcc;
 534         if ((multi > 1) && (0x8000000 >= pitch)) {
 535                 /* Need extra AMIXERs and SRCIMPs for special treatment
 536                  * of interleaved recording of conjugate channels */
 537                 n_amixer += multi * atc->msr;
 538                 n_srcimp += multi * atc->msr;
 539         } else {
 540                 n_srcimp += multi;
 541         }
 542
 543         if (n_srcc) {
 544                 apcm->srccs = kzalloc(sizeof(void *)*n_srcc, GFP_KERNEL);
 545                 if (!apcm->srccs)
 546                         return -ENOMEM;
 547         }
 548         if (n_amixer) {
 549                 apcm->amixers = kzalloc(sizeof(void *)*n_amixer, GFP_KERNEL);
 550                 if (!apcm->amixers) {
 551                         err = -ENOMEM;
 552                         goto error1;
 553                 }
 554         }
 555         apcm->srcimps = kzalloc(sizeof(void *)*n_srcimp, GFP_KERNEL);
 556         if (!apcm->srcimps) {
 557                 err = -ENOMEM;
 558                 goto error1;
 559         }
 560
 561         /* Allocate SRCs for sample rate conversion if needed */
 562         src_dsc.multi = 1;
 563         src_dsc.mode = ARCRW;
 564         for (i = 0, apcm->n_srcc = 0; i < n_srcc; i++) {
 565                 src_dsc.msr = src_node_conf[i/multi].msr;
 566                 err = src_mgr->get_src(src_mgr, &src_dsc,
 567                                         (struct src **)&apcm->srccs[i]);
 568                 if (err)
 569                         goto error1;
 570
 571                 src = apcm->srccs[i];
 572                 pitch = src_node_conf[i/multi].pitch;
 573                 src->ops->set_pitch(src, pitch);
 574                 src->ops->set_rom(src, select_rom(pitch));
 575                 src->ops->set_vo(src, src_node_conf[i/multi].vo);
 576
 577                 apcm->n_srcc++;
 578         }
 579
 580         /* Allocate AMIXERs for routing SRCs of conversion if needed */
 581         for (i = 0, apcm->n_amixer = 0; i < n_amixer; i++) {
 582                 if (i < (n_sum*2))
 583                         mix_dsc.msr = atc->msr;
 584                 else if (i < (n_sum*2+n_srcc))
 585                         mix_dsc.msr = src_node_conf[(i-n_sum*2)/multi].mix_msr;
 586                 else
 587                         mix_dsc.msr = 1;
 588
 589                 err = amixer_mgr->get_amixer(amixer_mgr, &mix_dsc,
 590                                         (struct amixer **)&apcm->amixers[i]);
 591                 if (err)
 592                         goto error1;
 593
 594                 apcm->n_amixer++;
 595         }
 596
 597         /* Allocate a SUM resource to mix all input channels together */
 598         sum_dsc.msr = atc->msr;
 599         err = sum_mgr->get_sum(sum_mgr, &sum_dsc, (struct sum **)&apcm->mono);
 600         if (err)
 601                 goto error1;
 602
 603         pitch = atc_get_pitch((atc->rsr * atc->msr),
 604                                 apcm->substream->runtime->rate);
 605         /* Allocate SRCIMP resources */
 606         for (i = 0, apcm->n_srcimp = 0; i < n_srcimp; i++) {
 607                 if (i < (n_srcc))
 608                         srcimp_dsc.msr = src_node_conf[i/multi].imp_msr;
 609                 else if (1 == multi)
 610                         srcimp_dsc.msr = (pitch <= 0x8000000) ? atc->msr : 1;
 611                 else
 612                         srcimp_dsc.msr = 1;
 613
 614                 err = srcimp_mgr->get_srcimp(srcimp_mgr, &srcimp_dsc, &srcimp);
 615                 if (err)
 616                         goto error1;
 617
 618                 apcm->srcimps[i] = srcimp;
 619                 apcm->n_srcimp++;
 620         }
 621
 622         /* Allocate a SRC for writing data to host memory */
 623         src_dsc.multi = apcm->substream->runtime->channels;
 624         src_dsc.msr = 1;
 625         src_dsc.mode = MEMWR;
 626         err = src_mgr->get_src(src_mgr, &src_dsc, (struct src **)&apcm->src);
 627         if (err)
 628                 goto error1;
 629
 630         src = apcm->src;
 631         src->ops->set_pitch(src, pitch);
 632
 633         /* Set up device virtual mem map */
 634         err = ct_map_audio_buffer(atc, apcm);
 635         if (err < 0)
 636                 goto error1;
 637
 638         return 0;
 639
 640 error1:
 641         atc_pcm_release_resources(atc, apcm);
 642         return err;
 643 }
 644
 645 static int atc_pcm_capture_prepare(struct ct_atc *atc, struct ct_atc_pcm *apcm)
 646 {
 647         struct src *src;
 648         struct amixer *amixer;
 649         struct srcimp *srcimp;
 650         struct ct_mixer *mixer = atc->mixer;
 651         struct sum *mono;
 652         struct rsc *out_ports[8] = {NULL};
 653         int err, i, j, n_sum, multi;
 654         unsigned int pitch;
 655         int mix_base = 0, imp_base = 0;
 656
 657         atc_pcm_release_resources(atc, apcm);
 658
 659         /* Get needed resources. */
 660         err = atc_pcm_capture_get_resources(atc, apcm);
 661         if (err)
 662                 return err;
 663
 664         /* Connect resources */
 665         mixer->get_output_ports(mixer, MIX_PCMO_FRONT,
 666                                 &out_ports[0], &out_ports[1]);
 667
 668         multi = apcm->substream->runtime->channels;
 669         if (1 == multi) {
 670                 mono = apcm->mono;
 671                 for (i = 0; i < 2; i++) {
 672                         amixer = apcm->amixers[i];
 673                         amixer->ops->setup(amixer, out_ports[i],
 674                                                 MONO_SUM_SCALE, mono);
 675                 }
 676                 out_ports[0] = &mono->rsc;
 677                 n_sum = 1;
 678                 mix_base = n_sum * 2;
 679         }
 680
 681         for (i = 0; i < apcm->n_srcc; i++) {
 682                 src = apcm->srccs[i];
 683                 srcimp = apcm->srcimps[imp_base+i];
 684                 amixer = apcm->amixers[mix_base+i];
 685                 srcimp->ops->map(srcimp, src, out_ports[i%multi]);
 686                 amixer->ops->setup(amixer, &src->rsc, INIT_VOL, NULL);
 687                 out_ports[i%multi] = &amixer->rsc;
 688         }
 689
 690         pitch = atc_get_pitch((atc->rsr * atc->msr),
 691                                 apcm->substream->runtime->rate);
 692
 693         if ((multi > 1) && (pitch <= 0x8000000)) {
 694                 /* Special connection for interleaved
 695                  * recording with conjugate channels */
 696                 for (i = 0; i < multi; i++) {
 697                         out_ports[i]->ops->master(out_ports[i]);
 698                         for (j = 0; j < atc->msr; j++) {
 699                                 amixer = apcm->amixers[apcm->n_srcc+j*multi+i];
 700                                 amixer->ops->set_input(amixer, out_ports[i]);
 701                                 amixer->ops->set_scale(amixer, INIT_VOL);
 702                                 amixer->ops->set_sum(amixer, NULL);
 703                                 amixer->ops->commit_raw_write(amixer);
 704                                 out_ports[i]->ops->next_conj(out_ports[i]);
 705
 706                                 srcimp = apcm->srcimps[apcm->n_srcc+j*multi+i];
 707                                 srcimp->ops->map(srcimp, apcm->src,
 708                                                         &amixer->rsc);
 709                         }
 710                 }
 711         } else {
 712                 for (i = 0; i < multi; i++) {
 713                         srcimp = apcm->srcimps[apcm->n_srcc+i];
 714                         srcimp->ops->map(srcimp, apcm->src, out_ports[i]);
 715                 }
 716         }
 717
 718         ct_timer_prepare(apcm->timer);
 719
 720         return 0;
 721 }
 722
 723 static int atc_pcm_capture_start(struct ct_atc *atc, struct ct_atc_pcm *apcm)
 724 {
 725         struct src *src;
 726         struct src_mgr *src_mgr = atc->rsc_mgrs[SRC];
 727         int i, multi;
 728
 729         if (apcm->started)
 730                 return 0;
 731
 732         apcm->started = 1;
 733         multi = apcm->substream->runtime->channels;
 734         /* Set up converting SRCs */
 735         for (i = 0; i < apcm->n_srcc; i++) {
 736                 src = apcm->srccs[i];
 737                 src->ops->set_pm(src, ((i%multi) != (multi-1)));
 738                 src_mgr->src_disable(src_mgr, src);
 739         }
 740
 741         /*  Set up recording SRC */
 742         src = apcm->src;
 743         src->ops->set_sf(src, convert_format(apcm->substream->runtime->format,
 744                                              atc->card));
 745         src->ops->set_sa(src, apcm->vm_block->addr);
 746         src->ops->set_la(src, apcm->vm_block->addr + apcm->vm_block->size);
 747         src->ops->set_ca(src, apcm->vm_block->addr);
 748         src_mgr->src_disable(src_mgr, src);
 749
 750         /* Disable relevant SRCs firstly */
 751         src_mgr->commit_write(src_mgr);
 752
 753         /* Enable SRCs respectively */
 754         for (i = 0; i < apcm->n_srcc; i++) {
 755                 src = apcm->srccs[i];
 756                 src->ops->set_state(src, SRC_STATE_RUN);
 757                 src->ops->commit_write(src);
 758                 src_mgr->src_enable_s(src_mgr, src);
 759         }
 760         src = apcm->src;
 761         src->ops->set_bm(src, 1);
 762         src->ops->set_state(src, SRC_STATE_RUN);
 763         src->ops->commit_write(src);
 764         src_mgr->src_enable_s(src_mgr, src);
 765
 766         /* Enable relevant SRCs synchronously */
 767         src_mgr->commit_write(src_mgr);
 768
 769         ct_timer_start(apcm->timer);
 770         return 0;
 771 }
 772
 773 static int
 774 atc_pcm_capture_position(struct ct_atc *atc, struct ct_atc_pcm *apcm)
 775 {
 776         struct src *src = apcm->src;
 777
 778         if (!src)
 779                 return 0;
 780         return src->ops->get_ca(src) - apcm->vm_block->addr;
 781 }
 782
 783 static int spdif_passthru_playback_get_resources(struct ct_atc *atc,
 784                                                  struct ct_atc_pcm *apcm)
 785 {
 786         struct src_mgr *src_mgr = atc->rsc_mgrs[SRC];
 787         struct amixer_mgr *amixer_mgr = atc->rsc_mgrs[AMIXER];
 788         struct src_desc desc = {0};
 789         struct amixer_desc mix_dsc = {0};
 790         struct src *src;
 791         int err;
 792         int n_amixer = apcm->substream->runtime->channels, i;
 793         unsigned int pitch, rsr = atc->pll_rate;
 794
 795         /* first release old resources */
 796         atc_pcm_release_resources(atc, apcm);
 797
 798         /* Get SRC resource */
 799         desc.multi = apcm->substream->runtime->channels;
 800         desc.msr = 1;
 801         while (apcm->substream->runtime->rate > (rsr * desc.msr))
 802                 desc.msr <<= 1;
 803
 804         desc.mode = MEMRD;
 805         err = src_mgr->get_src(src_mgr, &desc, (struct src **)&apcm->src);
 806         if (err)
 807                 goto error1;
 808
 809         pitch = atc_get_pitch(apcm->substream->runtime->rate, (rsr * desc.msr));
 810         src = apcm->src;
 811         src->ops->set_pitch(src, pitch);
 812         src->ops->set_rom(src, select_rom(pitch));
 813         src->ops->set_sf(src, convert_format(apcm->substream->runtime->format,
 814                                              atc->card));
 815         src->ops->set_pm(src, (src->ops->next_interleave(src) != NULL));
 816         src->ops->set_bp(src, 1);
 817
 818         /* Get AMIXER resource */
 819         n_amixer = (n_amixer < 2) ? 2 : n_amixer;
 820         apcm->amixers = kzalloc(sizeof(void *)*n_amixer, GFP_KERNEL);
 821         if (!apcm->amixers) {
 822                 err = -ENOMEM;
 823                 goto error1;
 824         }
 825         mix_dsc.msr = desc.msr;
 826         for (i = 0, apcm->n_amixer = 0; i < n_amixer; i++) {
 827                 err = amixer_mgr->get_amixer(amixer_mgr, &mix_dsc,
 828                                         (struct amixer **)&apcm->amixers[i]);
 829                 if (err)
 830                         goto error1;
 831
 832                 apcm->n_amixer++;
 833         }
 834
 835         /* Set up device virtual mem map */
 836         err = ct_map_audio_buffer(atc, apcm);
 837         if (err < 0)
 838                 goto error1;
 839
 840         return 0;
 841
 842 error1:
 843         atc_pcm_release_resources(atc, apcm);
 844         return err;
 845 }
 846
 847 static int atc_pll_init(struct ct_atc *atc, int rate)
 848 {
 849         struct hw *hw = atc->hw;
 850         int err;
 851         err = hw->pll_init(hw, rate);
 852         atc->pll_rate = err ? 0 : rate;
 853         return err;
 854 }
 855
 856 static int
 857 spdif_passthru_playback_setup(struct ct_atc *atc, struct ct_atc_pcm *apcm)
 858 {
 859         struct dao *dao = container_of(atc->daios[SPDIFOO], struct dao, daio);
 860         unsigned int rate = apcm->substream->runtime->rate;
 861         unsigned int status;
 862         int err = 0;
 863         unsigned char iec958_con_fs;
 864
 865         switch (rate) {
 866         case 48000:
 867                 iec958_con_fs = IEC958_AES3_CON_FS_48000;
 868                 break;
 869         case 44100:
 870                 iec958_con_fs = IEC958_AES3_CON_FS_44100;
 871                 break;
 872         case 32000:
 873                 iec958_con_fs = IEC958_AES3_CON_FS_32000;
 874                 break;
 875         default:
 876                 return -ENOENT;
 877         }
 878
 879         mutex_lock(&atc->atc_mutex);
 880         dao->ops->get_spos(dao, &status);
 881         if (((status >> 24) & IEC958_AES3_CON_FS) != iec958_con_fs) {
 882                 status &= ~(IEC958_AES3_CON_FS << 24);
 883                 status |= (iec958_con_fs << 24);
 884                 dao->ops->set_spos(dao, status);
 885                 dao->ops->commit_write(dao);
 886         }
 887         if ((rate != atc->pll_rate) && (32000 != rate))
 888                 err = atc_pll_init(atc, rate);
 889         mutex_unlock(&atc->atc_mutex);
 890
 891         return err;
 892 }
 893
 894 static int
 895 spdif_passthru_playback_prepare(struct ct_atc *atc, struct ct_atc_pcm *apcm)
 896 {
 897         struct src *src;
 898         struct amixer *amixer;
 899         struct dao *dao;
 900         int err;
 901         int i;
 902
 903         atc_pcm_release_resources(atc, apcm);
 904
 905         /* Configure SPDIFOO and PLL to passthrough mode;
 906          * determine pll_rate. */
 907         err = spdif_passthru_playback_setup(atc, apcm);
 908         if (err)
 909                 return err;
 910
 911         /* Get needed resources. */
 912         err = spdif_passthru_playback_get_resources(atc, apcm);
 913         if (err)
 914                 return err;
 915
 916         /* Connect resources */
 917         src = apcm->src;
 918         for (i = 0; i < apcm->n_amixer; i++) {
 919                 amixer = apcm->amixers[i];
 920                 amixer->ops->setup(amixer, &src->rsc, INIT_VOL, NULL);
 921                 src = src->ops->next_interleave(src);
 922                 if (!src)
 923                         src = apcm->src;
 924         }
 925         /* Connect to SPDIFOO */
 926         mutex_lock(&atc->atc_mutex);
 927         dao = container_of(atc->daios[SPDIFOO], struct dao, daio);
 928         amixer = apcm->amixers[0];
 929         dao->ops->set_left_input(dao, &amixer->rsc);
 930         amixer = apcm->amixers[1];
 931         dao->ops->set_right_input(dao, &amixer->rsc);
 932         mutex_unlock(&atc->atc_mutex);
 933
 934         ct_timer_prepare(apcm->timer);
 935
 936         return 0;
 937 }
 938
 939 static int atc_select_line_in(struct ct_atc *atc)
 940 {
 941         struct hw *hw = atc->hw;
 942         struct ct_mixer *mixer = atc->mixer;
 943         struct src *src;
 944
 945         if (hw->is_adc_source_selected(hw, ADC_LINEIN))
 946                 return 0;
 947
 948         mixer->set_input_left(mixer, MIX_MIC_IN, NULL);
 949         mixer->set_input_right(mixer, MIX_MIC_IN, NULL);
 950
 951         hw->select_adc_source(hw, ADC_LINEIN);
 952
 953         src = atc->srcs[2];
 954         mixer->set_input_left(mixer, MIX_LINE_IN, &src->rsc);
 955         src = atc->srcs[3];
 956         mixer->set_input_right(mixer, MIX_LINE_IN, &src->rsc);
 957
 958         return 0;
 959 }
 960
 961 static int atc_select_mic_in(struct ct_atc *atc)
 962 {
 963         struct hw *hw = atc->hw;
 964         struct ct_mixer *mixer = atc->mixer;
 965         struct src *src;
 966
 967         if (hw->is_adc_source_selected(hw, ADC_MICIN))
 968                 return 0;
 969
 970         mixer->set_input_left(mixer, MIX_LINE_IN, NULL);
 971         mixer->set_input_right(mixer, MIX_LINE_IN, NULL);
 972
 973         hw->select_adc_source(hw, ADC_MICIN);
 974
 975         src = atc->srcs[2];
 976         mixer->set_input_left(mixer, MIX_MIC_IN, &src->rsc);
 977         src = atc->srcs[3];
 978         mixer->set_input_right(mixer, MIX_MIC_IN, &src->rsc);
 979
 980         return 0;
 981 }
 982
 983 static struct capabilities atc_capabilities(struct ct_atc *atc)
 984 {
 985         struct hw *hw = atc->hw;
 986
 987         return hw->capabilities(hw);
 988 }
 989
 990 static int atc_output_switch_get(struct ct_atc *atc)
 991 {
 992         struct hw *hw = atc->hw;
 993
 994         return hw->output_switch_get(hw);
 995 }
 996
 997 static int atc_output_switch_put(struct ct_atc *atc, int position)
 998 {
 999         struct hw *hw = atc->hw;
1000
1001         return hw->output_switch_put(hw, position);
1002 }
1003
1004 static int atc_mic_source_switch_get(struct ct_atc *atc)
1005 {
1006         struct hw *hw = atc->hw;
1007
1008         return hw->mic_source_switch_get(hw);
1009 }
1010
1011 static int atc_mic_source_switch_put(struct ct_atc *atc, int position)
1012 {
1013         struct hw *hw = atc->hw;
1014
1015         return hw->mic_source_switch_put(hw, position);
1016 }
1017
1018 static int atc_select_digit_io(struct ct_atc *atc)
1019 {
1020         struct hw *hw = atc->hw;
1021
1022         if (hw->is_adc_source_selected(hw, ADC_NONE))
1023                 return 0;
1024
1025         hw->select_adc_source(hw, ADC_NONE);
1026
1027         return 0;
1028 }
1029
1030 static int atc_daio_unmute(struct ct_atc *atc, unsigned char state, int type)
1031 {
1032         struct daio_mgr *daio_mgr = atc->rsc_mgrs[DAIO];
1033
1034         if (state)
1035                 daio_mgr->daio_enable(daio_mgr, atc->daios[type]);
1036         else
1037                 daio_mgr->daio_disable(daio_mgr, atc->daios[type]);
1038
1039         daio_mgr->commit_write(daio_mgr);
1040
1041         return 0;
1042 }
1043
1044 static int
1045 atc_dao_get_status(struct ct_atc *atc, unsigned int *status, int type)
1046 {
1047         struct dao *dao = container_of(atc->daios[type], struct dao, daio);
1048         return dao->ops->get_spos(dao, status);
1049 }
1050
1051 static int
1052 atc_dao_set_status(struct ct_atc *atc, unsigned int status, int type)
1053 {
1054         struct dao *dao = container_of(atc->daios[type], struct dao, daio);
1055
1056         dao->ops->set_spos(dao, status);
1057         dao->ops->commit_write(dao);
1058         return 0;
1059 }
1060
1061 static int atc_line_front_unmute(struct ct_atc *atc, unsigned char state)
1062 {
1063         return atc_daio_unmute(atc, state, LINEO1);
1064 }
1065
1066 static int atc_line_surround_unmute(struct ct_atc *atc, unsigned char state)
1067 {
1068         return atc_daio_unmute(atc, state, LINEO2);
1069 }
1070
1071 static int atc_line_clfe_unmute(struct ct_atc *atc, unsigned char state)
1072 {
1073         return atc_daio_unmute(atc, state, LINEO3);
1074 }
1075
1076 static int atc_line_rear_unmute(struct ct_atc *atc, unsigned char state)
1077 {
1078         return atc_daio_unmute(atc, state, LINEO4);
1079 }
1080
1081 static int atc_line_in_unmute(struct ct_atc *atc, unsigned char state)
1082 {
1083         return atc_daio_unmute(atc, state, LINEIM);
1084 }
1085
1086 static int atc_mic_unmute(struct ct_atc *atc, unsigned char state)
1087 {
1088         return atc_daio_unmute(atc, state, MIC);
1089 }
1090
1091 static int atc_spdif_out_unmute(struct ct_atc *atc, unsigned char state)
1092 {
1093         return atc_daio_unmute(atc, state, SPDIFOO);
1094 }
1095
1096 static int atc_spdif_in_unmute(struct ct_atc *atc, unsigned char state)
1097 {
1098         return atc_daio_unmute(atc, state, SPDIFIO);
1099 }
1100
1101 static int atc_spdif_out_get_status(struct ct_atc *atc, unsigned int *status)
1102 {
1103         return atc_dao_get_status(atc, status, SPDIFOO);
1104 }
1105
1106 static int atc_spdif_out_set_status(struct ct_atc *atc, unsigned int status)
1107 {
1108         return atc_dao_set_status(atc, status, SPDIFOO);
1109 }
1110
1111 static int atc_spdif_out_passthru(struct ct_atc *atc, unsigned char state)
1112 {
1113         struct dao_desc da_dsc = {0};
1114         struct dao *dao;
1115         int err;
1116         struct ct_mixer *mixer = atc->mixer;
1117         struct rsc *rscs[2] = {NULL};
1118         unsigned int spos = 0;
1119
1120         mutex_lock(&atc->atc_mutex);
1121         dao = container_of(atc->daios[SPDIFOO], struct dao, daio);
1122         da_dsc.msr = state ? 1 : atc->msr;
1123         da_dsc.passthru = state ? 1 : 0;
1124         err = dao->ops->reinit(dao, &da_dsc);
1125         if (state) {
1126                 spos = IEC958_DEFAULT_CON;
1127         } else {
1128                 mixer->get_output_ports(mixer, MIX_SPDIF_OUT,
1129                                         &rscs[0], &rscs[1]);
1130                 dao->ops->set_left_input(dao, rscs[0]);
1131                 dao->ops->set_right_input(dao, rscs[1]);
1132                 /* Restore PLL to atc->rsr if needed. */
1133                 if (atc->pll_rate != atc->rsr)
1134                         err = atc_pll_init(atc, atc->rsr);
1135         }
1136         dao->ops->set_spos(dao, spos);
1137         dao->ops->commit_write(dao);
1138         mutex_unlock(&atc->atc_mutex);
1139
1140         return err;
1141 }
1142
1143 static int atc_release_resources(struct ct_atc *atc)
1144 {
1145         int i;
1146         struct daio_mgr *daio_mgr = NULL;
1147         struct dao *dao = NULL;
1148         struct daio *daio = NULL;
1149         struct sum_mgr *sum_mgr = NULL;
1150         struct src_mgr *src_mgr = NULL;
1151         struct srcimp_mgr *srcimp_mgr = NULL;
1152         struct srcimp *srcimp = NULL;
1153         struct ct_mixer *mixer = NULL;
1154
1155         /* disconnect internal mixer objects */
1156         if (atc->mixer) {
1157                 mixer = atc->mixer;
1158                 mixer->set_input_left(mixer, MIX_LINE_IN, NULL);
1159                 mixer->set_input_right(mixer, MIX_LINE_IN, NULL);
1160                 mixer->set_input_left(mixer, MIX_MIC_IN, NULL);
1161                 mixer->set_input_right(mixer, MIX_MIC_IN, NULL);
1162                 mixer->set_input_left(mixer, MIX_SPDIF_IN, NULL);
1163                 mixer->set_input_right(mixer, MIX_SPDIF_IN, NULL);
1164         }
1165
1166         if (atc->daios) {
1167                 daio_mgr = (struct daio_mgr *)atc->rsc_mgrs[DAIO];
1168                 for (i = 0; i < atc->n_daio; i++) {
1169                         daio = atc->daios[i];
1170                         if (daio->type < LINEIM) {
1171                                 dao = container_of(daio, struct dao, daio);
1172                                 dao->ops->clear_left_input(dao);
1173                                 dao->ops->clear_right_input(dao);
1174                         }
1175                         daio_mgr->put_daio(daio_mgr, daio);
1176                 }
1177                 kfree(atc->daios);
1178                 atc->daios = NULL;
1179         }
1180
1181         if (atc->pcm) {
1182                 sum_mgr = atc->rsc_mgrs[SUM];
1183                 for (i = 0; i < atc->n_pcm; i++)
1184                         sum_mgr->put_sum(sum_mgr, atc->pcm[i]);
1185
1186                 kfree(atc->pcm);
1187                 atc->pcm = NULL;
1188         }
1189
1190         if (atc->srcs) {
1191                 src_mgr = atc->rsc_mgrs[SRC];
1192                 for (i = 0; i < atc->n_src; i++)
1193                         src_mgr->put_src(src_mgr, atc->srcs[i]);
1194
1195                 kfree(atc->srcs);
1196                 atc->srcs = NULL;
1197         }
1198
1199         if (atc->srcimps) {
1200                 srcimp_mgr = atc->rsc_mgrs[SRCIMP];
1201                 for (i = 0; i < atc->n_srcimp; i++) {
1202                         srcimp = atc->srcimps[i];
1203                         srcimp->ops->unmap(srcimp);
1204                         srcimp_mgr->put_srcimp(srcimp_mgr, atc->srcimps[i]);
1205                 }
1206                 kfree(atc->srcimps);
1207                 atc->srcimps = NULL;
1208         }
1209
1210         return 0;
1211 }
1212
1213 static int ct_atc_destroy(struct ct_atc *atc)
1214 {
1215         int i = 0;
1216
1217         if (!atc)
1218                 return 0;
1219
1220         if (atc->timer) {
1221                 ct_timer_free(atc->timer);
1222                 atc->timer = NULL;
1223         }
1224
1225         atc_release_resources(atc);
1226
1227         /* Destroy internal mixer objects */
1228         if (atc->mixer)
1229                 ct_mixer_destroy(atc->mixer);
1230
1231         for (i = 0; i < NUM_RSCTYP; i++) {
1232                 if (rsc_mgr_funcs[i].destroy && atc->rsc_mgrs[i])
1233                         rsc_mgr_funcs[i].destroy(atc->rsc_mgrs[i]);
1234
1235         }
1236
1237         if (atc->hw)
1238                 destroy_hw_obj(atc->hw);
1239
1240         /* Destroy device virtual memory manager object */
1241         if (atc->vm) {
1242                 ct_vm_destroy(atc->vm);
1243                 atc->vm = NULL;
1244         }
1245
1246         kfree(atc);
1247
1248         return 0;
1249 }
1250
1251 static int atc_dev_free(struct snd_device *dev)
1252 {
1253         struct ct_atc *atc = dev->device_data;
1254         return ct_atc_destroy(atc);
1255 }
1256
1257 static int atc_identify_card(struct ct_atc *atc, unsigned int ssid)
1258 {
1259         const struct snd_pci_quirk *p;
1260         const struct snd_pci_quirk *list;
1261         u16 vendor_id, device_id;
1262
1263         switch (atc->chip_type) {
1264         case ATC20K1:
1265                 atc->chip_name = "20K1";
1266                 list = subsys_20k1_list;
1267                 break;
1268         case ATC20K2:
1269                 atc->chip_name = "20K2";
1270                 list = subsys_20k2_list;
1271                 break;
1272         default:
1273                 return -ENOENT;
1274         }
1275         if (ssid) {
1276                 vendor_id = ssid >> 16;
1277                 device_id = ssid & 0xffff;
1278         } else {
1279                 vendor_id = atc->pci->subsystem_vendor;
1280                 device_id = atc->pci->subsystem_device;
1281         }
1282         p = snd_pci_quirk_lookup_id(vendor_id, device_id, list);
1283         if (p) {
1284                 if (p->value < 0) {
1285                         dev_err(atc->card->dev,
1286                                 "Device %04x:%04x is black-listed\n",
1287                                 vendor_id, device_id);
1288                         return -ENOENT;
1289                 }
1290                 atc->model = p->value;
1291         } else {
1292                 if (atc->chip_type == ATC20K1)
1293                         atc->model = CT20K1_UNKNOWN;
1294                 else
1295                         atc->model = CT20K2_UNKNOWN;
1296         }
1297         atc->model_name = ct_subsys_name[atc->model];
1298         snd_printd("ctxfi: chip %s model %s (%04x:%04x) is found\n",
1299                    atc->chip_name, atc->model_name,
1300                    vendor_id, device_id);
1301         return 0;
1302 }
1303
1304 int ct_atc_create_alsa_devs(struct ct_atc *atc)
1305 {
1306         enum CTALSADEVS i;
1307         int err;
1308
1309         alsa_dev_funcs[MIXER].public_name = atc->chip_name;
1310
1311         for (i = 0; i < NUM_CTALSADEVS; i++) {
1312                 if (!alsa_dev_funcs[i].create)
1313                         continue;
1314
1315                 err = alsa_dev_funcs[i].create(atc, i,
1316                                 alsa_dev_funcs[i].public_name);
1317                 if (err) {
1318                         dev_err(atc->card->dev,
1319                                 "Creating alsa device %d failed!\n", i);
1320                         return err;
1321                 }
1322         }
1323
1324         return 0;
1325 }
1326
1327 static int atc_create_hw_devs(struct ct_atc *atc)
1328 {
1329         struct hw *hw;
1330         struct card_conf info = {0};
1331         int i, err;
1332
1333         err = create_hw_obj(atc->pci, atc->chip_type, atc->model, &hw);
1334         if (err) {
1335                 dev_err(atc->card->dev, "Failed to create hw obj!!!\n");
1336                 return err;
1337         }
1338         hw->card = atc->card;
1339         atc->hw = hw;
1340
1341         /* Initialize card hardware. */
1342         info.rsr = atc->rsr;
1343         info.msr = atc->msr;
1344         info.vm_pgt_phys = atc_get_ptp_phys(atc, 0);
1345         err = hw->card_init(hw, &info);
1346         if (err < 0)
1347                 return err;
1348
1349         for (i = 0; i < NUM_RSCTYP; i++) {
1350                 if (!rsc_mgr_funcs[i].create)
1351                         continue;
1352
1353                 err = rsc_mgr_funcs[i].create(atc->hw, &atc->rsc_mgrs[i]);
1354                 if (err) {
1355                         dev_err(atc->card->dev,
1356                                 "Failed to create rsc_mgr %d!!!\n", i);
1357                         return err;
1358                 }
1359         }
1360
1361         return 0;
1362 }
1363
1364 static int atc_get_resources(struct ct_atc *atc)
1365 {
1366         struct daio_desc da_desc = {0};
1367         struct daio_mgr *daio_mgr;
1368         struct src_desc src_dsc = {0};
1369         struct src_mgr *src_mgr;
1370         struct srcimp_desc srcimp_dsc = {0};
1371         struct srcimp_mgr *srcimp_mgr;
1372         struct sum_desc sum_dsc = {0};
1373         struct sum_mgr *sum_mgr;
1374         int err, i, num_srcs, num_daios;
1375
1376         num_daios = ((atc->model == CTSB1270) ? 8 : 7);
1377         num_srcs = ((atc->model == CTSB1270) ? 6 : 4);
1378
1379         atc->daios = kzalloc(sizeof(void *)*num_daios, GFP_KERNEL);
1380         if (!atc->daios)
1381                 return -ENOMEM;
1382
1383         atc->srcs = kzalloc(sizeof(void *)*num_srcs, GFP_KERNEL);
1384         if (!atc->srcs)
1385                 return -ENOMEM;
1386
1387         atc->srcimps = kzalloc(sizeof(void *)*num_srcs, GFP_KERNEL);
1388         if (!atc->srcimps)
1389                 return -ENOMEM;
1390
1391         atc->pcm = kzalloc(sizeof(void *)*(2*4), GFP_KERNEL);
1392         if (!atc->pcm)
1393                 return -ENOMEM;
1394
1395         daio_mgr = (struct daio_mgr *)atc->rsc_mgrs[DAIO];
1396         da_desc.msr = atc->msr;
1397         for (i = 0, atc->n_daio = 0; i < num_daios; i++) {
1398                 da_desc.type = (atc->model != CTSB073X) ? i :
1399                              ((i == SPDIFIO) ? SPDIFI1 : i);
1400                 err = daio_mgr->get_daio(daio_mgr, &da_desc,
1401                                         (struct daio **)&atc->daios[i]);
1402                 if (err) {
1403                         dev_err(atc->card->dev,
1404                                 "Failed to get DAIO resource %d!!!\n",
1405                                 i);
1406                         return err;
1407                 }
1408                 atc->n_daio++;
1409         }
1410
1411         src_mgr = atc->rsc_mgrs[SRC];
1412         src_dsc.multi = 1;
1413         src_dsc.msr = atc->msr;
1414         src_dsc.mode = ARCRW;
1415         for (i = 0, atc->n_src = 0; i < num_srcs; i++) {
1416                 err = src_mgr->get_src(src_mgr, &src_dsc,
1417                                         (struct src **)&atc->srcs[i]);
1418                 if (err)
1419                         return err;
1420
1421                 atc->n_src++;
1422         }
1423
1424         srcimp_mgr = atc->rsc_mgrs[SRCIMP];
1425         srcimp_dsc.msr = 8;
1426         for (i = 0, atc->n_srcimp = 0; i < num_srcs; i++) {
1427                 err = srcimp_mgr->get_srcimp(srcimp_mgr, &srcimp_dsc,
1428                                         (struct srcimp **)&atc->srcimps[i]);
1429                 if (err)
1430                         return err;
1431
1432                 atc->n_srcimp++;
1433         }
1434
1435         sum_mgr = atc->rsc_mgrs[SUM];
1436         sum_dsc.msr = atc->msr;
1437         for (i = 0, atc->n_pcm = 0; i < (2*4); i++) {
1438                 err = sum_mgr->get_sum(sum_mgr, &sum_dsc,
1439                                         (struct sum **)&atc->pcm[i]);
1440                 if (err)
1441                         return err;
1442
1443                 atc->n_pcm++;
1444         }
1445
1446         return 0;
1447 }
1448
1449 static void
1450 atc_connect_dai(struct src_mgr *src_mgr, struct dai *dai,
1451                 struct src **srcs, struct srcimp **srcimps)
1452 {
1453         struct rsc *rscs[2] = {NULL};
1454         struct src *src;
1455         struct srcimp *srcimp;
1456         int i = 0;
1457
1458         rscs[0] = &dai->daio.rscl;
1459         rscs[1] = &dai->daio.rscr;
1460         for (i = 0; i < 2; i++) {
1461                 src = srcs[i];
1462                 srcimp = srcimps[i];
1463                 srcimp->ops->map(srcimp, src, rscs[i]);
1464                 src_mgr->src_disable(src_mgr, src);
1465         }
1466
1467         src_mgr->commit_write(src_mgr); /* Actually disable SRCs */
1468
1469         src = srcs[0];
1470         src->ops->set_pm(src, 1);
1471         for (i = 0; i < 2; i++) {
1472                 src = srcs[i];
1473                 src->ops->set_state(src, SRC_STATE_RUN);
1474                 src->ops->commit_write(src);
1475                 src_mgr->src_enable_s(src_mgr, src);
1476         }
1477
1478         dai->ops->set_srt_srcl(dai, &(srcs[0]->rsc));
1479         dai->ops->set_srt_srcr(dai, &(srcs[1]->rsc));
1480
1481         dai->ops->set_enb_src(dai, 1);
1482         dai->ops->set_enb_srt(dai, 1);
1483         dai->ops->commit_write(dai);
1484
1485         src_mgr->commit_write(src_mgr); /* Synchronously enable SRCs */
1486 }
1487
1488 static void atc_connect_resources(struct ct_atc *atc)
1489 {
1490         struct dai *dai;
1491         struct dao *dao;
1492         struct src *src;
1493         struct sum *sum;
1494         struct ct_mixer *mixer;
1495         struct rsc *rscs[2] = {NULL};
1496         int i, j;
1497
1498         mixer = atc->mixer;
1499
1500         for (i = MIX_WAVE_FRONT, j = LINEO1; i <= MIX_SPDIF_OUT; i++, j++) {
1501                 mixer->get_output_ports(mixer, i, &rscs[0], &rscs[1]);
1502                 dao = container_of(atc->daios[j], struct dao, daio);
1503                 dao->ops->set_left_input(dao, rscs[0]);
1504                 dao->ops->set_right_input(dao, rscs[1]);
1505         }
1506
1507         dai = container_of(atc->daios[LINEIM], struct dai, daio);
1508         atc_connect_dai(atc->rsc_mgrs[SRC], dai,
1509                         (struct src **)&atc->srcs[2],
1510                         (struct srcimp **)&atc->srcimps[2]);
1511         src = atc->srcs[2];
1512         mixer->set_input_left(mixer, MIX_LINE_IN, &src->rsc);
1513         src = atc->srcs[3];
1514         mixer->set_input_right(mixer, MIX_LINE_IN, &src->rsc);
1515
1516         if (atc->model == CTSB1270) {
1517                 /* Titanium HD has a dedicated ADC for the Mic. */
1518                 dai = container_of(atc->daios[MIC], struct dai, daio);
1519                 atc_connect_dai(atc->rsc_mgrs[SRC], dai,
1520                         (struct src **)&atc->srcs[4],
1521                         (struct srcimp **)&atc->srcimps[4]);
1522                 src = atc->srcs[4];
1523                 mixer->set_input_left(mixer, MIX_MIC_IN, &src->rsc);
1524                 src = atc->srcs[5];
1525                 mixer->set_input_right(mixer, MIX_MIC_IN, &src->rsc);
1526         }
1527
1528         dai = container_of(atc->daios[SPDIFIO], struct dai, daio);
1529         atc_connect_dai(atc->rsc_mgrs[SRC], dai,
1530                         (struct src **)&atc->srcs[0],
1531                         (struct srcimp **)&atc->srcimps[0]);
1532
1533         src = atc->srcs[0];
1534         mixer->set_input_left(mixer, MIX_SPDIF_IN, &src->rsc);
1535         src = atc->srcs[1];
1536         mixer->set_input_right(mixer, MIX_SPDIF_IN, &src->rsc);
1537
1538         for (i = MIX_PCMI_FRONT, j = 0; i <= MIX_PCMI_SURROUND; i++, j += 2) {
1539                 sum = atc->pcm[j];
1540                 mixer->set_input_left(mixer, i, &sum->rsc);
1541                 sum = atc->pcm[j+1];
1542                 mixer->set_input_right(mixer, i, &sum->rsc);
1543         }
1544 }
1545
1546 #ifdef CONFIG_PM_SLEEP
1547 static int atc_suspend(struct ct_atc *atc)
1548 {
1549         int i;
1550         struct hw *hw = atc->hw;
1551
1552         snd_power_change_state(atc->card, SNDRV_CTL_POWER_D3hot);
1553
1554         for (i = FRONT; i < NUM_PCMS; i++) {
1555                 if (!atc->pcms[i])
1556                         continue;
1557
1558                 snd_pcm_suspend_all(atc->pcms[i]);
1559         }
1560
1561         atc_release_resources(atc);
1562
1563         hw->suspend(hw);
1564
1565         return 0;
1566 }
1567
1568 static int atc_hw_resume(struct ct_atc *atc)
1569 {
1570         struct hw *hw = atc->hw;
1571         struct card_conf info = {0};
1572
1573         /* Re-initialize card hardware. */
1574         info.rsr = atc->rsr;
1575         info.msr = atc->msr;
1576         info.vm_pgt_phys = atc_get_ptp_phys(atc, 0);
1577         return hw->resume(hw, &info);
1578 }
1579
1580 static int atc_resources_resume(struct ct_atc *atc)
1581 {
1582         struct ct_mixer *mixer;
1583         int err = 0;
1584
1585         /* Get resources */
1586         err = atc_get_resources(atc);
1587         if (err < 0) {
1588                 atc_release_resources(atc);
1589                 return err;
1590         }
1591
1592         /* Build topology */
1593         atc_connect_resources(atc);
1594
1595         mixer = atc->mixer;
1596         mixer->resume(mixer);
1597
1598         return 0;
1599 }
1600
1601 static int atc_resume(struct ct_atc *atc)
1602 {
1603         int err = 0;
1604
1605         /* Do hardware resume. */
1606         err = atc_hw_resume(atc);
1607         if (err < 0) {
1608                 dev_err(atc->card->dev,
1609                         "pci_enable_device failed, disabling device\n");
1610                 snd_card_disconnect(atc->card);
1611                 return err;
1612         }
1613
1614         err = atc_resources_resume(atc);
1615         if (err < 0)
1616                 return err;
1617
1618         snd_power_change_state(atc->card, SNDRV_CTL_POWER_D0);
1619
1620         return 0;
1621 }
1622 #endif
1623
1624 static struct ct_atc atc_preset = {
1625         .map_audio_buffer = ct_map_audio_buffer,
1626         .unmap_audio_buffer = ct_unmap_audio_buffer,
1627         .pcm_playback_prepare = atc_pcm_playback_prepare,
1628         .pcm_release_resources = atc_pcm_release_resources,
1629         .pcm_playback_start = atc_pcm_playback_start,
1630         .pcm_playback_stop = atc_pcm_stop,
1631         .pcm_playback_position = atc_pcm_playback_position,
1632         .pcm_capture_prepare = atc_pcm_capture_prepare,
1633         .pcm_capture_start = atc_pcm_capture_start,
1634         .pcm_capture_stop = atc_pcm_stop,
1635         .pcm_capture_position = atc_pcm_capture_position,
1636         .spdif_passthru_playback_prepare = spdif_passthru_playback_prepare,
1637         .get_ptp_phys = atc_get_ptp_phys,
1638         .select_line_in = atc_select_line_in,
1639         .select_mic_in = atc_select_mic_in,
1640         .select_digit_io = atc_select_digit_io,
1641         .line_front_unmute = atc_line_front_unmute,
1642         .line_surround_unmute = atc_line_surround_unmute,
1643         .line_clfe_unmute = atc_line_clfe_unmute,
1644         .line_rear_unmute = atc_line_rear_unmute,
1645         .line_in_unmute = atc_line_in_unmute,
1646         .mic_unmute = atc_mic_unmute,
1647         .spdif_out_unmute = atc_spdif_out_unmute,
1648         .spdif_in_unmute = atc_spdif_in_unmute,
1649         .spdif_out_get_status = atc_spdif_out_get_status,
1650         .spdif_out_set_status = atc_spdif_out_set_status,
1651         .spdif_out_passthru = atc_spdif_out_passthru,
1652         .capabilities = atc_capabilities,
1653         .output_switch_get = atc_output_switch_get,
1654         .output_switch_put = atc_output_switch_put,
1655         .mic_source_switch_get = atc_mic_source_switch_get,
1656         .mic_source_switch_put = atc_mic_source_switch_put,
1657 #ifdef CONFIG_PM_SLEEP
1658         .suspend = atc_suspend,
1659         .resume = atc_resume,
1660 #endif
1661 };
1662
1663 /**
1664  *  ct_atc_create - create and initialize a hardware manager
1665  *  @card: corresponding alsa card object
1666  *  @pci: corresponding kernel pci device object
1667  *  @ratc: return created object address in it
1668  *
1669  *  Creates and initializes a hardware manager.
1670  *
1671  *  Creates kmallocated ct_atc structure. Initializes hardware.
1672  *  Returns 0 if succeeds, or negative error code if fails.
1673  */
1674
1675 int ct_atc_create(struct snd_card *card, struct pci_dev *pci,
1676                   unsigned int rsr, unsigned int msr,
1677                   int chip_type, unsigned int ssid,
1678                   struct ct_atc **ratc)
1679 {
1680         struct ct_atc *atc;
1681         static struct snd_device_ops ops = {
1682                 .dev_free = atc_dev_free,
1683         };
1684         int err;
1685
1686         *ratc = NULL;
1687
1688         atc = kzalloc(sizeof(*atc), GFP_KERNEL);
1689         if (!atc)
1690                 return -ENOMEM;
1691
1692         /* Set operations */
1693         *atc = atc_preset;
1694
1695         atc->card = card;
1696         atc->pci = pci;
1697         atc->rsr = rsr;
1698         atc->msr = msr;
1699         atc->chip_type = chip_type;
1700
1701         mutex_init(&atc->atc_mutex);
1702
1703         /* Find card model */
1704         err = atc_identify_card(atc, ssid);
1705         if (err < 0) {
1706                 dev_err(card->dev, "ctatc: Card not recognised\n");
1707                 goto error1;
1708         }
1709
1710         /* Set up device virtual memory management object */
1711         err = ct_vm_create(&atc->vm, pci);
1712         if (err < 0)
1713                 goto error1;
1714
1715         /* Create all atc hw devices */
1716         err = atc_create_hw_devs(atc);
1717         if (err < 0)
1718                 goto error1;
1719
1720         err = ct_mixer_create(atc, (struct ct_mixer **)&atc->mixer);
1721         if (err) {
1722                 dev_err(card->dev, "Failed to create mixer obj!!!\n");
1723                 goto error1;
1724         }
1725
1726         /* Get resources */
1727         err = atc_get_resources(atc);
1728         if (err < 0)
1729                 goto error1;
1730
1731         /* Build topology */
1732         atc_connect_resources(atc);
1733
1734         atc->timer = ct_timer_new(atc);
1735         if (!atc->timer) {
1736                 err = -ENOMEM;
1737                 goto error1;
1738         }
1739
1740         err = snd_device_new(card, SNDRV_DEV_LOWLEVEL, atc, &ops);
1741         if (err < 0)
1742                 goto error1;
1743
1744         *ratc = atc;
1745         return 0;
1746
1747 error1:
1748         ct_atc_destroy(atc);
1749         dev_err(card->dev, "Something wrong!!!\n");
1750         return err;
1751 }