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 __devinitdata 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 __devinitdata 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)(void *, void **);
 110 typedef int (*destroy_t)(void *);
 111
 112 static struct {
 113         int (*create)(void *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 {
 176         switch (snd_format) {
 177         case SNDRV_PCM_FORMAT_U8:
 178                 return SRC_SF_U8;
 179         case SNDRV_PCM_FORMAT_S16_LE:
 180                 return SRC_SF_S16;
 181         case SNDRV_PCM_FORMAT_S24_3LE:
 182                 return SRC_SF_S24;
 183         case SNDRV_PCM_FORMAT_S32_LE:
 184                 return SRC_SF_S32;
 185         case SNDRV_PCM_FORMAT_FLOAT_LE:
 186                 return SRC_SF_F32;
 187         default:
 188                 printk(KERN_ERR "ctxfi: not recognized snd format is %d \n",
 189                         snd_format);
 190                 return SRC_SF_S16;
 191         }
 192 }
 193
 194 static unsigned int
 195 atc_get_pitch(unsigned int input_rate, unsigned int output_rate)
 196 {
 197         unsigned int pitch;
 198         int b;
 199
 200         /* get pitch and convert to fixed-point 8.24 format. */
 201         pitch = (input_rate / output_rate) << 24;
 202         input_rate %= output_rate;
 203         input_rate /= 100;
 204         output_rate /= 100;
 205         for (b = 31; ((b >= 0) && !(input_rate >> b)); )
 206                 b--;
 207
 208         if (b >= 0) {
 209                 input_rate <<= (31 - b);
 210                 input_rate /= output_rate;
 211                 b = 24 - (31 - b);
 212                 if (b >= 0)
 213                         input_rate <<= b;
 214                 else
 215                         input_rate >>= -b;
 216
 217                 pitch |= input_rate;
 218         }
 219
 220         return pitch;
 221 }
 222
 223 static int select_rom(unsigned int pitch)
 224 {
 225         if (pitch > 0x00428f5c && pitch < 0x01b851ec) {
 226                 /* 0.26 <= pitch <= 1.72 */
 227                 return 1;
 228         } else if (pitch == 0x01d66666 || pitch == 0x01d66667) {
 229                 /* pitch == 1.8375 */
 230                 return 2;
 231         } else if (pitch == 0x02000000) {
 232                 /* pitch == 2 */
 233                 return 3;
 234         } else if (pitch <= 0x08000000) {
 235                 /* 0 <= pitch <= 8 */
 236                 return 0;
 237         } else {
 238                 return -ENOENT;
 239         }
 240 }
 241
 242 static int atc_pcm_playback_prepare(struct ct_atc *atc, struct ct_atc_pcm *apcm)
 243 {
 244         struct src_mgr *src_mgr = atc->rsc_mgrs[SRC];
 245         struct amixer_mgr *amixer_mgr = atc->rsc_mgrs[AMIXER];
 246         struct src_desc desc = {0};
 247         struct amixer_desc mix_dsc = {0};
 248         struct src *src;
 249         struct amixer *amixer;
 250         int err;
 251         int n_amixer = apcm->substream->runtime->channels, i = 0;
 252         int device = apcm->substream->pcm->device;
 253         unsigned int pitch;
 254
 255         /* first release old resources */
 256         atc_pcm_release_resources(atc, apcm);
 257
 258         /* Get SRC resource */
 259         desc.multi = apcm->substream->runtime->channels;
 260         desc.msr = atc->msr;
 261         desc.mode = MEMRD;
 262         err = src_mgr->get_src(src_mgr, &desc, (struct src **)&apcm->src);
 263         if (err)
 264                 goto error1;
 265
 266         pitch = atc_get_pitch(apcm->substream->runtime->rate,
 267                                                 (atc->rsr * atc->msr));
 268         src = apcm->src;
 269         src->ops->set_pitch(src, pitch);
 270         src->ops->set_rom(src, select_rom(pitch));
 271         src->ops->set_sf(src, convert_format(apcm->substream->runtime->format));
 272         src->ops->set_pm(src, (src->ops->next_interleave(src) != NULL));
 273
 274         /* Get AMIXER resource */
 275         n_amixer = (n_amixer < 2) ? 2 : n_amixer;
 276         apcm->amixers = kzalloc(sizeof(void *)*n_amixer, GFP_KERNEL);
 277         if (!apcm->amixers) {
 278                 err = -ENOMEM;
 279                 goto error1;
 280         }
 281         mix_dsc.msr = atc->msr;
 282         for (i = 0, apcm->n_amixer = 0; i < n_amixer; i++) {
 283                 err = amixer_mgr->get_amixer(amixer_mgr, &mix_dsc,
 284                                         (struct amixer **)&apcm->amixers[i]);
 285                 if (err)
 286                         goto error1;
 287
 288                 apcm->n_amixer++;
 289         }
 290
 291         /* Set up device virtual mem map */
 292         err = ct_map_audio_buffer(atc, apcm);
 293         if (err < 0)
 294                 goto error1;
 295
 296         /* Connect resources */
 297         src = apcm->src;
 298         for (i = 0; i < n_amixer; i++) {
 299                 amixer = apcm->amixers[i];
 300                 mutex_lock(&atc->atc_mutex);
 301                 amixer->ops->setup(amixer, &src->rsc,
 302                                         INIT_VOL, atc->pcm[i+device*2]);
 303                 mutex_unlock(&atc->atc_mutex);
 304                 src = src->ops->next_interleave(src);
 305                 if (!src)
 306                         src = apcm->src;
 307         }
 308
 309         ct_timer_prepare(apcm->timer);
 310
 311         return 0;
 312
 313 error1:
 314         atc_pcm_release_resources(atc, apcm);
 315         return err;
 316 }
 317
 318 static int
 319 atc_pcm_release_resources(struct ct_atc *atc, struct ct_atc_pcm *apcm)
 320 {
 321         struct src_mgr *src_mgr = atc->rsc_mgrs[SRC];
 322         struct srcimp_mgr *srcimp_mgr = atc->rsc_mgrs[SRCIMP];
 323         struct amixer_mgr *amixer_mgr = atc->rsc_mgrs[AMIXER];
 324         struct sum_mgr *sum_mgr = atc->rsc_mgrs[SUM];
 325         struct srcimp *srcimp;
 326         int i;
 327
 328         if (apcm->srcimps) {
 329                 for (i = 0; i < apcm->n_srcimp; i++) {
 330                         srcimp = apcm->srcimps[i];
 331                         srcimp->ops->unmap(srcimp);
 332                         srcimp_mgr->put_srcimp(srcimp_mgr, srcimp);
 333                         apcm->srcimps[i] = NULL;
 334                 }
 335                 kfree(apcm->srcimps);
 336                 apcm->srcimps = NULL;
 337         }
 338
 339         if (apcm->srccs) {
 340                 for (i = 0; i < apcm->n_srcc; i++) {
 341                         src_mgr->put_src(src_mgr, apcm->srccs[i]);
 342                         apcm->srccs[i] = NULL;
 343                 }
 344                 kfree(apcm->srccs);
 345                 apcm->srccs = NULL;
 346         }
 347
 348         if (apcm->amixers) {
 349                 for (i = 0; i < apcm->n_amixer; i++) {
 350                         amixer_mgr->put_amixer(amixer_mgr, apcm->amixers[i]);
 351                         apcm->amixers[i] = NULL;
 352                 }
 353                 kfree(apcm->amixers);
 354                 apcm->amixers = NULL;
 355         }
 356
 357         if (apcm->mono) {
 358                 sum_mgr->put_sum(sum_mgr, apcm->mono);
 359                 apcm->mono = NULL;
 360         }
 361
 362         if (apcm->src) {
 363                 src_mgr->put_src(src_mgr, apcm->src);
 364                 apcm->src = NULL;
 365         }
 366
 367         if (apcm->vm_block) {
 368                 /* Undo device virtual mem map */
 369                 ct_unmap_audio_buffer(atc, apcm);
 370                 apcm->vm_block = NULL;
 371         }
 372
 373         return 0;
 374 }
 375
 376 static int atc_pcm_playback_start(struct ct_atc *atc, struct ct_atc_pcm *apcm)
 377 {
 378         unsigned int max_cisz;
 379         struct src *src = apcm->src;
 380
 381         if (apcm->started)
 382                 return 0;
 383         apcm->started = 1;
 384
 385         max_cisz = src->multi * src->rsc.msr;
 386         max_cisz = 0x80 * (max_cisz < 8 ? max_cisz : 8);
 387
 388         src->ops->set_sa(src, apcm->vm_block->addr);
 389         src->ops->set_la(src, apcm->vm_block->addr + apcm->vm_block->size);
 390         src->ops->set_ca(src, apcm->vm_block->addr + max_cisz);
 391         src->ops->set_cisz(src, max_cisz);
 392
 393         src->ops->set_bm(src, 1);
 394         src->ops->set_state(src, SRC_STATE_INIT);
 395         src->ops->commit_write(src);
 396
 397         ct_timer_start(apcm->timer);
 398         return 0;
 399 }
 400
 401 static int atc_pcm_stop(struct ct_atc *atc, struct ct_atc_pcm *apcm)
 402 {
 403         struct src *src;
 404         int i;
 405
 406         ct_timer_stop(apcm->timer);
 407
 408         src = apcm->src;
 409         src->ops->set_bm(src, 0);
 410         src->ops->set_state(src, SRC_STATE_OFF);
 411         src->ops->commit_write(src);
 412
 413         if (apcm->srccs) {
 414                 for (i = 0; i < apcm->n_srcc; i++) {
 415                         src = apcm->srccs[i];
 416                         src->ops->set_bm(src, 0);
 417                         src->ops->set_state(src, SRC_STATE_OFF);
 418                         src->ops->commit_write(src);
 419                 }
 420         }
 421
 422         apcm->started = 0;
 423
 424         return 0;
 425 }
 426
 427 static int
 428 atc_pcm_playback_position(struct ct_atc *atc, struct ct_atc_pcm *apcm)
 429 {
 430         struct src *src = apcm->src;
 431         u32 size, max_cisz;
 432         int position;
 433
 434         if (!src)
 435                 return 0;
 436         position = src->ops->get_ca(src);
 437
 438         size = apcm->vm_block->size;
 439         max_cisz = src->multi * src->rsc.msr;
 440         max_cisz = 128 * (max_cisz < 8 ? max_cisz : 8);
 441
 442         return (position + size - max_cisz - apcm->vm_block->addr) % size;
 443 }
 444
 445 struct src_node_conf_t {
 446         unsigned int pitch;
 447         unsigned int msr:8;
 448         unsigned int mix_msr:8;
 449         unsigned int imp_msr:8;
 450         unsigned int vo:1;
 451 };
 452
 453 static void setup_src_node_conf(struct ct_atc *atc, struct ct_atc_pcm *apcm,
 454                                 struct src_node_conf_t *conf, int *n_srcc)
 455 {
 456         unsigned int pitch;
 457
 458         /* get pitch and convert to fixed-point 8.24 format. */
 459         pitch = atc_get_pitch((atc->rsr * atc->msr),
 460                                 apcm->substream->runtime->rate);
 461         *n_srcc = 0;
 462
 463         if (1 == atc->msr) { /* FIXME: do we really need SRC here if pitch==1 */
 464                 *n_srcc = apcm->substream->runtime->channels;
 465                 conf[0].pitch = pitch;
 466                 conf[0].mix_msr = conf[0].imp_msr = conf[0].msr = 1;
 467                 conf[0].vo = 1;
 468         } else if (2 <= atc->msr) {
 469                 if (0x8000000 < pitch) {
 470                         /* Need two-stage SRCs, SRCIMPs and
 471                          * AMIXERs for converting format */
 472                         conf[0].pitch = (atc->msr << 24);
 473                         conf[0].msr = conf[0].mix_msr = 1;
 474                         conf[0].imp_msr = atc->msr;
 475                         conf[0].vo = 0;
 476                         conf[1].pitch = atc_get_pitch(atc->rsr,
 477                                         apcm->substream->runtime->rate);
 478                         conf[1].msr = conf[1].mix_msr = conf[1].imp_msr = 1;
 479                         conf[1].vo = 1;
 480                         *n_srcc = apcm->substream->runtime->channels * 2;
 481                 } else if (0x1000000 < pitch) {
 482                         /* Need one-stage SRCs, SRCIMPs and
 483                          * AMIXERs for converting format */
 484                         conf[0].pitch = pitch;
 485                         conf[0].msr = conf[0].mix_msr
 486                                     = conf[0].imp_msr = atc->msr;
 487                         conf[0].vo = 1;
 488                         *n_srcc = apcm->substream->runtime->channels;
 489                 }
 490         }
 491 }
 492
 493 static int
 494 atc_pcm_capture_get_resources(struct ct_atc *atc, struct ct_atc_pcm *apcm)
 495 {
 496         struct src_mgr *src_mgr = atc->rsc_mgrs[SRC];
 497         struct srcimp_mgr *srcimp_mgr = atc->rsc_mgrs[SRCIMP];
 498         struct amixer_mgr *amixer_mgr = atc->rsc_mgrs[AMIXER];
 499         struct sum_mgr *sum_mgr = atc->rsc_mgrs[SUM];
 500         struct src_desc src_dsc = {0};
 501         struct src *src;
 502         struct srcimp_desc srcimp_dsc = {0};
 503         struct srcimp *srcimp;
 504         struct amixer_desc mix_dsc = {0};
 505         struct sum_desc sum_dsc = {0};
 506         unsigned int pitch;
 507         int multi, err, i;
 508         int n_srcimp, n_amixer, n_srcc, n_sum;
 509         struct src_node_conf_t src_node_conf[2] = {{0} };
 510
 511         /* first release old resources */
 512         atc_pcm_release_resources(atc, apcm);
 513
 514         /* The numbers of converting SRCs and SRCIMPs should be determined
 515          * by pitch value. */
 516
 517         multi = apcm->substream->runtime->channels;
 518
 519         /* get pitch and convert to fixed-point 8.24 format. */
 520         pitch = atc_get_pitch((atc->rsr * atc->msr),
 521                                 apcm->substream->runtime->rate);
 522
 523         setup_src_node_conf(atc, apcm, src_node_conf, &n_srcc);
 524         n_sum = (1 == multi) ? 1 : 0;
 525         n_amixer = n_sum * 2 + n_srcc;
 526         n_srcimp = n_srcc;
 527         if ((multi > 1) && (0x8000000 >= pitch)) {
 528                 /* Need extra AMIXERs and SRCIMPs for special treatment
 529                  * of interleaved recording of conjugate channels */
 530                 n_amixer += multi * atc->msr;
 531                 n_srcimp += multi * atc->msr;
 532         } else {
 533                 n_srcimp += multi;
 534         }
 535
 536         if (n_srcc) {
 537                 apcm->srccs = kzalloc(sizeof(void *)*n_srcc, GFP_KERNEL);
 538                 if (!apcm->srccs)
 539                         return -ENOMEM;
 540         }
 541         if (n_amixer) {
 542                 apcm->amixers = kzalloc(sizeof(void *)*n_amixer, GFP_KERNEL);
 543                 if (!apcm->amixers) {
 544                         err = -ENOMEM;
 545                         goto error1;
 546                 }
 547         }
 548         apcm->srcimps = kzalloc(sizeof(void *)*n_srcimp, GFP_KERNEL);
 549         if (!apcm->srcimps) {
 550                 err = -ENOMEM;
 551                 goto error1;
 552         }
 553
 554         /* Allocate SRCs for sample rate conversion if needed */
 555         src_dsc.multi = 1;
 556         src_dsc.mode = ARCRW;
 557         for (i = 0, apcm->n_srcc = 0; i < n_srcc; i++) {
 558                 src_dsc.msr = src_node_conf[i/multi].msr;
 559                 err = src_mgr->get_src(src_mgr, &src_dsc,
 560                                         (struct src **)&apcm->srccs[i]);
 561                 if (err)
 562                         goto error1;
 563
 564                 src = apcm->srccs[i];
 565                 pitch = src_node_conf[i/multi].pitch;
 566                 src->ops->set_pitch(src, pitch);
 567                 src->ops->set_rom(src, select_rom(pitch));
 568                 src->ops->set_vo(src, src_node_conf[i/multi].vo);
 569
 570                 apcm->n_srcc++;
 571         }
 572
 573         /* Allocate AMIXERs for routing SRCs of conversion if needed */
 574         for (i = 0, apcm->n_amixer = 0; i < n_amixer; i++) {
 575                 if (i < (n_sum*2))
 576                         mix_dsc.msr = atc->msr;
 577                 else if (i < (n_sum*2+n_srcc))
 578                         mix_dsc.msr = src_node_conf[(i-n_sum*2)/multi].mix_msr;
 579                 else
 580                         mix_dsc.msr = 1;
 581
 582                 err = amixer_mgr->get_amixer(amixer_mgr, &mix_dsc,
 583                                         (struct amixer **)&apcm->amixers[i]);
 584                 if (err)
 585                         goto error1;
 586
 587                 apcm->n_amixer++;
 588         }
 589
 590         /* Allocate a SUM resource to mix all input channels together */
 591         sum_dsc.msr = atc->msr;
 592         err = sum_mgr->get_sum(sum_mgr, &sum_dsc, (struct sum **)&apcm->mono);
 593         if (err)
 594                 goto error1;
 595
 596         pitch = atc_get_pitch((atc->rsr * atc->msr),
 597                                 apcm->substream->runtime->rate);
 598         /* Allocate SRCIMP resources */
 599         for (i = 0, apcm->n_srcimp = 0; i < n_srcimp; i++) {
 600                 if (i < (n_srcc))
 601                         srcimp_dsc.msr = src_node_conf[i/multi].imp_msr;
 602                 else if (1 == multi)
 603                         srcimp_dsc.msr = (pitch <= 0x8000000) ? atc->msr : 1;
 604                 else
 605                         srcimp_dsc.msr = 1;
 606
 607                 err = srcimp_mgr->get_srcimp(srcimp_mgr, &srcimp_dsc, &srcimp);
 608                 if (err)
 609                         goto error1;
 610
 611                 apcm->srcimps[i] = srcimp;
 612                 apcm->n_srcimp++;
 613         }
 614
 615         /* Allocate a SRC for writing data to host memory */
 616         src_dsc.multi = apcm->substream->runtime->channels;
 617         src_dsc.msr = 1;
 618         src_dsc.mode = MEMWR;
 619         err = src_mgr->get_src(src_mgr, &src_dsc, (struct src **)&apcm->src);
 620         if (err)
 621                 goto error1;
 622
 623         src = apcm->src;
 624         src->ops->set_pitch(src, pitch);
 625
 626         /* Set up device virtual mem map */
 627         err = ct_map_audio_buffer(atc, apcm);
 628         if (err < 0)
 629                 goto error1;
 630
 631         return 0;
 632
 633 error1:
 634         atc_pcm_release_resources(atc, apcm);
 635         return err;
 636 }
 637
 638 static int atc_pcm_capture_prepare(struct ct_atc *atc, struct ct_atc_pcm *apcm)
 639 {
 640         struct src *src;
 641         struct amixer *amixer;
 642         struct srcimp *srcimp;
 643         struct ct_mixer *mixer = atc->mixer;
 644         struct sum *mono;
 645         struct rsc *out_ports[8] = {NULL};
 646         int err, i, j, n_sum, multi;
 647         unsigned int pitch;
 648         int mix_base = 0, imp_base = 0;
 649
 650         atc_pcm_release_resources(atc, apcm);
 651
 652         /* Get needed resources. */
 653         err = atc_pcm_capture_get_resources(atc, apcm);
 654         if (err)
 655                 return err;
 656
 657         /* Connect resources */
 658         mixer->get_output_ports(mixer, MIX_PCMO_FRONT,
 659                                 &out_ports[0], &out_ports[1]);
 660
 661         multi = apcm->substream->runtime->channels;
 662         if (1 == multi) {
 663                 mono = apcm->mono;
 664                 for (i = 0; i < 2; i++) {
 665                         amixer = apcm->amixers[i];
 666                         amixer->ops->setup(amixer, out_ports[i],
 667                                                 MONO_SUM_SCALE, mono);
 668                 }
 669                 out_ports[0] = &mono->rsc;
 670                 n_sum = 1;
 671                 mix_base = n_sum * 2;
 672         }
 673
 674         for (i = 0; i < apcm->n_srcc; i++) {
 675                 src = apcm->srccs[i];
 676                 srcimp = apcm->srcimps[imp_base+i];
 677                 amixer = apcm->amixers[mix_base+i];
 678                 srcimp->ops->map(srcimp, src, out_ports[i%multi]);
 679                 amixer->ops->setup(amixer, &src->rsc, INIT_VOL, NULL);
 680                 out_ports[i%multi] = &amixer->rsc;
 681         }
 682
 683         pitch = atc_get_pitch((atc->rsr * atc->msr),
 684                                 apcm->substream->runtime->rate);
 685
 686         if ((multi > 1) && (pitch <= 0x8000000)) {
 687                 /* Special connection for interleaved
 688                  * recording with conjugate channels */
 689                 for (i = 0; i < multi; i++) {
 690                         out_ports[i]->ops->master(out_ports[i]);
 691                         for (j = 0; j < atc->msr; j++) {
 692                                 amixer = apcm->amixers[apcm->n_srcc+j*multi+i];
 693                                 amixer->ops->set_input(amixer, out_ports[i]);
 694                                 amixer->ops->set_scale(amixer, INIT_VOL);
 695                                 amixer->ops->set_sum(amixer, NULL);
 696                                 amixer->ops->commit_raw_write(amixer);
 697                                 out_ports[i]->ops->next_conj(out_ports[i]);
 698
 699                                 srcimp = apcm->srcimps[apcm->n_srcc+j*multi+i];
 700                                 srcimp->ops->map(srcimp, apcm->src,
 701                                                         &amixer->rsc);
 702                         }
 703                 }
 704         } else {
 705                 for (i = 0; i < multi; i++) {
 706                         srcimp = apcm->srcimps[apcm->n_srcc+i];
 707                         srcimp->ops->map(srcimp, apcm->src, out_ports[i]);
 708                 }
 709         }
 710
 711         ct_timer_prepare(apcm->timer);
 712
 713         return 0;
 714 }
 715
 716 static int atc_pcm_capture_start(struct ct_atc *atc, struct ct_atc_pcm *apcm)
 717 {
 718         struct src *src;
 719         struct src_mgr *src_mgr = atc->rsc_mgrs[SRC];
 720         int i, multi;
 721
 722         if (apcm->started)
 723                 return 0;
 724
 725         apcm->started = 1;
 726         multi = apcm->substream->runtime->channels;
 727         /* Set up converting SRCs */
 728         for (i = 0; i < apcm->n_srcc; i++) {
 729                 src = apcm->srccs[i];
 730                 src->ops->set_pm(src, ((i%multi) != (multi-1)));
 731                 src_mgr->src_disable(src_mgr, src);
 732         }
 733
 734         /*  Set up recording SRC */
 735         src = apcm->src;
 736         src->ops->set_sf(src, convert_format(apcm->substream->runtime->format));
 737         src->ops->set_sa(src, apcm->vm_block->addr);
 738         src->ops->set_la(src, apcm->vm_block->addr + apcm->vm_block->size);
 739         src->ops->set_ca(src, apcm->vm_block->addr);
 740         src_mgr->src_disable(src_mgr, src);
 741
 742         /* Disable relevant SRCs firstly */
 743         src_mgr->commit_write(src_mgr);
 744
 745         /* Enable SRCs respectively */
 746         for (i = 0; i < apcm->n_srcc; i++) {
 747                 src = apcm->srccs[i];
 748                 src->ops->set_state(src, SRC_STATE_RUN);
 749                 src->ops->commit_write(src);
 750                 src_mgr->src_enable_s(src_mgr, src);
 751         }
 752         src = apcm->src;
 753         src->ops->set_bm(src, 1);
 754         src->ops->set_state(src, SRC_STATE_RUN);
 755         src->ops->commit_write(src);
 756         src_mgr->src_enable_s(src_mgr, src);
 757
 758         /* Enable relevant SRCs synchronously */
 759         src_mgr->commit_write(src_mgr);
 760
 761         ct_timer_start(apcm->timer);
 762         return 0;
 763 }
 764
 765 static int
 766 atc_pcm_capture_position(struct ct_atc *atc, struct ct_atc_pcm *apcm)
 767 {
 768         struct src *src = apcm->src;
 769
 770         if (!src)
 771                 return 0;
 772         return src->ops->get_ca(src) - apcm->vm_block->addr;
 773 }
 774
 775 static int spdif_passthru_playback_get_resources(struct ct_atc *atc,
 776                                                  struct ct_atc_pcm *apcm)
 777 {
 778         struct src_mgr *src_mgr = atc->rsc_mgrs[SRC];
 779         struct amixer_mgr *amixer_mgr = atc->rsc_mgrs[AMIXER];
 780         struct src_desc desc = {0};
 781         struct amixer_desc mix_dsc = {0};
 782         struct src *src;
 783         int err;
 784         int n_amixer = apcm->substream->runtime->channels, i;
 785         unsigned int pitch, rsr = atc->pll_rate;
 786
 787         /* first release old resources */
 788         atc_pcm_release_resources(atc, apcm);
 789
 790         /* Get SRC resource */
 791         desc.multi = apcm->substream->runtime->channels;
 792         desc.msr = 1;
 793         while (apcm->substream->runtime->rate > (rsr * desc.msr))
 794                 desc.msr <<= 1;
 795
 796         desc.mode = MEMRD;
 797         err = src_mgr->get_src(src_mgr, &desc, (struct src **)&apcm->src);
 798         if (err)
 799                 goto error1;
 800
 801         pitch = atc_get_pitch(apcm->substream->runtime->rate, (rsr * desc.msr));
 802         src = apcm->src;
 803         src->ops->set_pitch(src, pitch);
 804         src->ops->set_rom(src, select_rom(pitch));
 805         src->ops->set_sf(src, convert_format(apcm->substream->runtime->format));
 806         src->ops->set_pm(src, (src->ops->next_interleave(src) != NULL));
 807         src->ops->set_bp(src, 1);
 808
 809         /* Get AMIXER resource */
 810         n_amixer = (n_amixer < 2) ? 2 : n_amixer;
 811         apcm->amixers = kzalloc(sizeof(void *)*n_amixer, GFP_KERNEL);
 812         if (!apcm->amixers) {
 813                 err = -ENOMEM;
 814                 goto error1;
 815         }
 816         mix_dsc.msr = desc.msr;
 817         for (i = 0, apcm->n_amixer = 0; i < n_amixer; i++) {
 818                 err = amixer_mgr->get_amixer(amixer_mgr, &mix_dsc,
 819                                         (struct amixer **)&apcm->amixers[i]);
 820                 if (err)
 821                         goto error1;
 822
 823                 apcm->n_amixer++;
 824         }
 825
 826         /* Set up device virtual mem map */
 827         err = ct_map_audio_buffer(atc, apcm);
 828         if (err < 0)
 829                 goto error1;
 830
 831         return 0;
 832
 833 error1:
 834         atc_pcm_release_resources(atc, apcm);
 835         return err;
 836 }
 837
 838 static int atc_pll_init(struct ct_atc *atc, int rate)
 839 {
 840         struct hw *hw = atc->hw;
 841         int err;
 842         err = hw->pll_init(hw, rate);
 843         atc->pll_rate = err ? 0 : rate;
 844         return err;
 845 }
 846
 847 static int
 848 spdif_passthru_playback_setup(struct ct_atc *atc, struct ct_atc_pcm *apcm)
 849 {
 850         struct dao *dao = container_of(atc->daios[SPDIFOO], struct dao, daio);
 851         unsigned int rate = apcm->substream->runtime->rate;
 852         unsigned int status;
 853         int err = 0;
 854         unsigned char iec958_con_fs;
 855
 856         switch (rate) {
 857         case 48000:
 858                 iec958_con_fs = IEC958_AES3_CON_FS_48000;
 859                 break;
 860         case 44100:
 861                 iec958_con_fs = IEC958_AES3_CON_FS_44100;
 862                 break;
 863         case 32000:
 864                 iec958_con_fs = IEC958_AES3_CON_FS_32000;
 865                 break;
 866         default:
 867                 return -ENOENT;
 868         }
 869
 870         mutex_lock(&atc->atc_mutex);
 871         dao->ops->get_spos(dao, &status);
 872         if (((status >> 24) & IEC958_AES3_CON_FS) != iec958_con_fs) {
 873                 status &= ~(IEC958_AES3_CON_FS << 24);
 874                 status |= (iec958_con_fs << 24);
 875                 dao->ops->set_spos(dao, status);
 876                 dao->ops->commit_write(dao);
 877         }
 878         if ((rate != atc->pll_rate) && (32000 != rate))
 879                 err = atc_pll_init(atc, rate);
 880         mutex_unlock(&atc->atc_mutex);
 881
 882         return err;
 883 }
 884
 885 static int
 886 spdif_passthru_playback_prepare(struct ct_atc *atc, struct ct_atc_pcm *apcm)
 887 {
 888         struct src *src;
 889         struct amixer *amixer;
 890         struct dao *dao;
 891         int err;
 892         int i;
 893
 894         atc_pcm_release_resources(atc, apcm);
 895
 896         /* Configure SPDIFOO and PLL to passthrough mode;
 897          * determine pll_rate. */
 898         err = spdif_passthru_playback_setup(atc, apcm);
 899         if (err)
 900                 return err;
 901
 902         /* Get needed resources. */
 903         err = spdif_passthru_playback_get_resources(atc, apcm);
 904         if (err)
 905                 return err;
 906
 907         /* Connect resources */
 908         src = apcm->src;
 909         for (i = 0; i < apcm->n_amixer; i++) {
 910                 amixer = apcm->amixers[i];
 911                 amixer->ops->setup(amixer, &src->rsc, INIT_VOL, NULL);
 912                 src = src->ops->next_interleave(src);
 913                 if (!src)
 914                         src = apcm->src;
 915         }
 916         /* Connect to SPDIFOO */
 917         mutex_lock(&atc->atc_mutex);
 918         dao = container_of(atc->daios[SPDIFOO], struct dao, daio);
 919         amixer = apcm->amixers[0];
 920         dao->ops->set_left_input(dao, &amixer->rsc);
 921         amixer = apcm->amixers[1];
 922         dao->ops->set_right_input(dao, &amixer->rsc);
 923         mutex_unlock(&atc->atc_mutex);
 924
 925         ct_timer_prepare(apcm->timer);
 926
 927         return 0;
 928 }
 929
 930 static int atc_select_line_in(struct ct_atc *atc)
 931 {
 932         struct hw *hw = atc->hw;
 933         struct ct_mixer *mixer = atc->mixer;
 934         struct src *src;
 935
 936         if (hw->is_adc_source_selected(hw, ADC_LINEIN))
 937                 return 0;
 938
 939         mixer->set_input_left(mixer, MIX_MIC_IN, NULL);
 940         mixer->set_input_right(mixer, MIX_MIC_IN, NULL);
 941
 942         hw->select_adc_source(hw, ADC_LINEIN);
 943
 944         src = atc->srcs[2];
 945         mixer->set_input_left(mixer, MIX_LINE_IN, &src->rsc);
 946         src = atc->srcs[3];
 947         mixer->set_input_right(mixer, MIX_LINE_IN, &src->rsc);
 948
 949         return 0;
 950 }
 951
 952 static int atc_select_mic_in(struct ct_atc *atc)
 953 {
 954         struct hw *hw = atc->hw;
 955         struct ct_mixer *mixer = atc->mixer;
 956         struct src *src;
 957
 958         if (hw->is_adc_source_selected(hw, ADC_MICIN))
 959                 return 0;
 960
 961         mixer->set_input_left(mixer, MIX_LINE_IN, NULL);
 962         mixer->set_input_right(mixer, MIX_LINE_IN, NULL);
 963
 964         hw->select_adc_source(hw, ADC_MICIN);
 965
 966         src = atc->srcs[2];
 967         mixer->set_input_left(mixer, MIX_MIC_IN, &src->rsc);
 968         src = atc->srcs[3];
 969         mixer->set_input_right(mixer, MIX_MIC_IN, &src->rsc);
 970
 971         return 0;
 972 }
 973
 974 static struct capabilities atc_capabilities(struct ct_atc *atc)
 975 {
 976         struct hw *hw = atc->hw;
 977
 978         return hw->capabilities(hw);
 979 }
 980
 981 static int atc_output_switch_get(struct ct_atc *atc)
 982 {
 983         struct hw *hw = atc->hw;
 984
 985         return hw->output_switch_get(hw);
 986 }
 987
 988 static int atc_output_switch_put(struct ct_atc *atc, int position)
 989 {
 990         struct hw *hw = atc->hw;
 991
 992         return hw->output_switch_put(hw, position);
 993 }
 994
 995 static int atc_mic_source_switch_get(struct ct_atc *atc)
 996 {
 997         struct hw *hw = atc->hw;
 998
 999         return hw->mic_source_switch_get(hw);
1000 }
1001
1002 static int atc_mic_source_switch_put(struct ct_atc *atc, int position)
1003 {
1004         struct hw *hw = atc->hw;
1005
1006         return hw->mic_source_switch_put(hw, position);
1007 }
1008
1009 static int atc_select_digit_io(struct ct_atc *atc)
1010 {
1011         struct hw *hw = atc->hw;
1012
1013         if (hw->is_adc_source_selected(hw, ADC_NONE))
1014                 return 0;
1015
1016         hw->select_adc_source(hw, ADC_NONE);
1017
1018         return 0;
1019 }
1020
1021 static int atc_daio_unmute(struct ct_atc *atc, unsigned char state, int type)
1022 {
1023         struct daio_mgr *daio_mgr = atc->rsc_mgrs[DAIO];
1024
1025         if (state)
1026                 daio_mgr->daio_enable(daio_mgr, atc->daios[type]);
1027         else
1028                 daio_mgr->daio_disable(daio_mgr, atc->daios[type]);
1029
1030         daio_mgr->commit_write(daio_mgr);
1031
1032         return 0;
1033 }
1034
1035 static int
1036 atc_dao_get_status(struct ct_atc *atc, unsigned int *status, int type)
1037 {
1038         struct dao *dao = container_of(atc->daios[type], struct dao, daio);
1039         return dao->ops->get_spos(dao, status);
1040 }
1041
1042 static int
1043 atc_dao_set_status(struct ct_atc *atc, unsigned int status, int type)
1044 {
1045         struct dao *dao = container_of(atc->daios[type], struct dao, daio);
1046
1047         dao->ops->set_spos(dao, status);
1048         dao->ops->commit_write(dao);
1049         return 0;
1050 }
1051
1052 static int atc_line_front_unmute(struct ct_atc *atc, unsigned char state)
1053 {
1054         return atc_daio_unmute(atc, state, LINEO1);
1055 }
1056
1057 static int atc_line_surround_unmute(struct ct_atc *atc, unsigned char state)
1058 {
1059         return atc_daio_unmute(atc, state, LINEO2);
1060 }
1061
1062 static int atc_line_clfe_unmute(struct ct_atc *atc, unsigned char state)
1063 {
1064         return atc_daio_unmute(atc, state, LINEO3);
1065 }
1066
1067 static int atc_line_rear_unmute(struct ct_atc *atc, unsigned char state)
1068 {
1069         return atc_daio_unmute(atc, state, LINEO4);
1070 }
1071
1072 static int atc_line_in_unmute(struct ct_atc *atc, unsigned char state)
1073 {
1074         return atc_daio_unmute(atc, state, LINEIM);
1075 }
1076
1077 static int atc_mic_unmute(struct ct_atc *atc, unsigned char state)
1078 {
1079         return atc_daio_unmute(atc, state, MIC);
1080 }
1081
1082 static int atc_spdif_out_unmute(struct ct_atc *atc, unsigned char state)
1083 {
1084         return atc_daio_unmute(atc, state, SPDIFOO);
1085 }
1086
1087 static int atc_spdif_in_unmute(struct ct_atc *atc, unsigned char state)
1088 {
1089         return atc_daio_unmute(atc, state, SPDIFIO);
1090 }
1091
1092 static int atc_spdif_out_get_status(struct ct_atc *atc, unsigned int *status)
1093 {
1094         return atc_dao_get_status(atc, status, SPDIFOO);
1095 }
1096
1097 static int atc_spdif_out_set_status(struct ct_atc *atc, unsigned int status)
1098 {
1099         return atc_dao_set_status(atc, status, SPDIFOO);
1100 }
1101
1102 static int atc_spdif_out_passthru(struct ct_atc *atc, unsigned char state)
1103 {
1104         struct dao_desc da_dsc = {0};
1105         struct dao *dao;
1106         int err;
1107         struct ct_mixer *mixer = atc->mixer;
1108         struct rsc *rscs[2] = {NULL};
1109         unsigned int spos = 0;
1110
1111         mutex_lock(&atc->atc_mutex);
1112         dao = container_of(atc->daios[SPDIFOO], struct dao, daio);
1113         da_dsc.msr = state ? 1 : atc->msr;
1114         da_dsc.passthru = state ? 1 : 0;
1115         err = dao->ops->reinit(dao, &da_dsc);
1116         if (state) {
1117                 spos = IEC958_DEFAULT_CON;
1118         } else {
1119                 mixer->get_output_ports(mixer, MIX_SPDIF_OUT,
1120                                         &rscs[0], &rscs[1]);
1121                 dao->ops->set_left_input(dao, rscs[0]);
1122                 dao->ops->set_right_input(dao, rscs[1]);
1123                 /* Restore PLL to atc->rsr if needed. */
1124                 if (atc->pll_rate != atc->rsr)
1125                         err = atc_pll_init(atc, atc->rsr);
1126         }
1127         dao->ops->set_spos(dao, spos);
1128         dao->ops->commit_write(dao);
1129         mutex_unlock(&atc->atc_mutex);
1130
1131         return err;
1132 }
1133
1134 static int atc_release_resources(struct ct_atc *atc)
1135 {
1136         int i;
1137         struct daio_mgr *daio_mgr = NULL;
1138         struct dao *dao = NULL;
1139         struct dai *dai = NULL;
1140         struct daio *daio = NULL;
1141         struct sum_mgr *sum_mgr = NULL;
1142         struct src_mgr *src_mgr = NULL;
1143         struct srcimp_mgr *srcimp_mgr = NULL;
1144         struct srcimp *srcimp = NULL;
1145         struct ct_mixer *mixer = NULL;
1146
1147         /* disconnect internal mixer objects */
1148         if (atc->mixer) {
1149                 mixer = atc->mixer;
1150                 mixer->set_input_left(mixer, MIX_LINE_IN, NULL);
1151                 mixer->set_input_right(mixer, MIX_LINE_IN, NULL);
1152                 mixer->set_input_left(mixer, MIX_MIC_IN, NULL);
1153                 mixer->set_input_right(mixer, MIX_MIC_IN, NULL);
1154                 mixer->set_input_left(mixer, MIX_SPDIF_IN, NULL);
1155                 mixer->set_input_right(mixer, MIX_SPDIF_IN, NULL);
1156         }
1157
1158         if (atc->daios) {
1159                 daio_mgr = (struct daio_mgr *)atc->rsc_mgrs[DAIO];
1160                 for (i = 0; i < atc->n_daio; i++) {
1161                         daio = atc->daios[i];
1162                         if (daio->type < LINEIM) {
1163                                 dao = container_of(daio, struct dao, daio);
1164                                 dao->ops->clear_left_input(dao);
1165                                 dao->ops->clear_right_input(dao);
1166                         } else {
1167                                 dai = container_of(daio, struct dai, daio);
1168                                 /* some thing to do for dai ... */
1169                         }
1170                         daio_mgr->put_daio(daio_mgr, daio);
1171                 }
1172                 kfree(atc->daios);
1173                 atc->daios = NULL;
1174         }
1175
1176         if (atc->pcm) {
1177                 sum_mgr = atc->rsc_mgrs[SUM];
1178                 for (i = 0; i < atc->n_pcm; i++)
1179                         sum_mgr->put_sum(sum_mgr, atc->pcm[i]);
1180
1181                 kfree(atc->pcm);
1182                 atc->pcm = NULL;
1183         }
1184
1185         if (atc->srcs) {
1186                 src_mgr = atc->rsc_mgrs[SRC];
1187                 for (i = 0; i < atc->n_src; i++)
1188                         src_mgr->put_src(src_mgr, atc->srcs[i]);
1189
1190                 kfree(atc->srcs);
1191                 atc->srcs = NULL;
1192         }
1193
1194         if (atc->srcimps) {
1195                 srcimp_mgr = atc->rsc_mgrs[SRCIMP];
1196                 for (i = 0; i < atc->n_srcimp; i++) {
1197                         srcimp = atc->srcimps[i];
1198                         srcimp->ops->unmap(srcimp);
1199                         srcimp_mgr->put_srcimp(srcimp_mgr, atc->srcimps[i]);
1200                 }
1201                 kfree(atc->srcimps);
1202                 atc->srcimps = NULL;
1203         }
1204
1205         return 0;
1206 }
1207
1208 static int ct_atc_destroy(struct ct_atc *atc)
1209 {
1210         int i = 0;
1211
1212         if (!atc)
1213                 return 0;
1214
1215         if (atc->timer) {
1216                 ct_timer_free(atc->timer);
1217                 atc->timer = NULL;
1218         }
1219
1220         atc_release_resources(atc);
1221
1222         /* Destroy internal mixer objects */
1223         if (atc->mixer)
1224                 ct_mixer_destroy(atc->mixer);
1225
1226         for (i = 0; i < NUM_RSCTYP; i++) {
1227                 if (rsc_mgr_funcs[i].destroy && atc->rsc_mgrs[i])
1228                         rsc_mgr_funcs[i].destroy(atc->rsc_mgrs[i]);
1229
1230         }
1231
1232         if (atc->hw)
1233                 destroy_hw_obj((struct hw *)atc->hw);
1234
1235         /* Destroy device virtual memory manager object */
1236         if (atc->vm) {
1237                 ct_vm_destroy(atc->vm);
1238                 atc->vm = NULL;
1239         }
1240
1241         kfree(atc);
1242
1243         return 0;
1244 }
1245
1246 static int atc_dev_free(struct snd_device *dev)
1247 {
1248         struct ct_atc *atc = dev->device_data;
1249         return ct_atc_destroy(atc);
1250 }
1251
1252 static int __devinit atc_identify_card(struct ct_atc *atc, unsigned int ssid)
1253 {
1254         const struct snd_pci_quirk *p;
1255         const struct snd_pci_quirk *list;
1256         u16 vendor_id, device_id;
1257
1258         switch (atc->chip_type) {
1259         case ATC20K1:
1260                 atc->chip_name = "20K1";
1261                 list = subsys_20k1_list;
1262                 break;
1263         case ATC20K2:
1264                 atc->chip_name = "20K2";
1265                 list = subsys_20k2_list;
1266                 break;
1267         default:
1268                 return -ENOENT;
1269         }
1270         if (ssid) {
1271                 vendor_id = ssid >> 16;
1272                 device_id = ssid & 0xffff;
1273         } else {
1274                 vendor_id = atc->pci->subsystem_vendor;
1275                 device_id = atc->pci->subsystem_device;
1276         }
1277         p = snd_pci_quirk_lookup_id(vendor_id, device_id, list);
1278         if (p) {
1279                 if (p->value < 0) {
1280                         printk(KERN_ERR "ctxfi: "
1281                                "Device %04x:%04x is black-listed\n",
1282                                vendor_id, device_id);
1283                         return -ENOENT;
1284                 }
1285                 atc->model = p->value;
1286         } else {
1287                 if (atc->chip_type == ATC20K1)
1288                         atc->model = CT20K1_UNKNOWN;
1289                 else
1290                         atc->model = CT20K2_UNKNOWN;
1291         }
1292         atc->model_name = ct_subsys_name[atc->model];
1293         snd_printd("ctxfi: chip %s model %s (%04x:%04x) is found\n",
1294                    atc->chip_name, atc->model_name,
1295                    vendor_id, device_id);
1296         return 0;
1297 }
1298
1299 int __devinit ct_atc_create_alsa_devs(struct ct_atc *atc)
1300 {
1301         enum CTALSADEVS i;
1302         int err;
1303
1304         alsa_dev_funcs[MIXER].public_name = atc->chip_name;
1305
1306         for (i = 0; i < NUM_CTALSADEVS; i++) {
1307                 if (!alsa_dev_funcs[i].create)
1308                         continue;
1309
1310                 err = alsa_dev_funcs[i].create(atc, i,
1311                                 alsa_dev_funcs[i].public_name);
1312                 if (err) {
1313                         printk(KERN_ERR "ctxfi: "
1314                                "Creating alsa device %d failed!\n", i);
1315                         return err;
1316                 }
1317         }
1318
1319         return 0;
1320 }
1321
1322 static int __devinit atc_create_hw_devs(struct ct_atc *atc)
1323 {
1324         struct hw *hw;
1325         struct card_conf info = {0};
1326         int i, err;
1327
1328         err = create_hw_obj(atc->pci, atc->chip_type, atc->model, &hw);
1329         if (err) {
1330                 printk(KERN_ERR "Failed to create hw obj!!!\n");
1331                 return err;
1332         }
1333         atc->hw = hw;
1334
1335         /* Initialize card hardware. */
1336         info.rsr = atc->rsr;
1337         info.msr = atc->msr;
1338         info.vm_pgt_phys = atc_get_ptp_phys(atc, 0);
1339         err = hw->card_init(hw, &info);
1340         if (err < 0)
1341                 return err;
1342
1343         for (i = 0; i < NUM_RSCTYP; i++) {
1344                 if (!rsc_mgr_funcs[i].create)
1345                         continue;
1346
1347                 err = rsc_mgr_funcs[i].create(atc->hw, &atc->rsc_mgrs[i]);
1348                 if (err) {
1349                         printk(KERN_ERR "ctxfi: "
1350                                "Failed to create rsc_mgr %d!!!\n", i);
1351                         return err;
1352                 }
1353         }
1354
1355         return 0;
1356 }
1357
1358 static int atc_get_resources(struct ct_atc *atc)
1359 {
1360         struct daio_desc da_desc = {0};
1361         struct daio_mgr *daio_mgr;
1362         struct src_desc src_dsc = {0};
1363         struct src_mgr *src_mgr;
1364         struct srcimp_desc srcimp_dsc = {0};
1365         struct srcimp_mgr *srcimp_mgr;
1366         struct sum_desc sum_dsc = {0};
1367         struct sum_mgr *sum_mgr;
1368         int err, i, num_srcs, num_daios;
1369
1370         num_daios = ((atc->model == CTSB1270) ? 8 : 7);
1371         num_srcs = ((atc->model == CTSB1270) ? 6 : 4);
1372
1373         atc->daios = kzalloc(sizeof(void *)*num_daios, GFP_KERNEL);
1374         if (!atc->daios)
1375                 return -ENOMEM;
1376
1377         atc->srcs = kzalloc(sizeof(void *)*num_srcs, GFP_KERNEL);
1378         if (!atc->srcs)
1379                 return -ENOMEM;
1380
1381         atc->srcimps = kzalloc(sizeof(void *)*num_srcs, GFP_KERNEL);
1382         if (!atc->srcimps)
1383                 return -ENOMEM;
1384
1385         atc->pcm = kzalloc(sizeof(void *)*(2*4), GFP_KERNEL);
1386         if (!atc->pcm)
1387                 return -ENOMEM;
1388
1389         daio_mgr = (struct daio_mgr *)atc->rsc_mgrs[DAIO];
1390         da_desc.msr = atc->msr;
1391         for (i = 0, atc->n_daio = 0; i < num_daios; i++) {
1392                 da_desc.type = (atc->model != CTSB073X) ? i :
1393                              ((i == SPDIFIO) ? SPDIFI1 : i);
1394                 err = daio_mgr->get_daio(daio_mgr, &da_desc,
1395                                         (struct daio **)&atc->daios[i]);
1396                 if (err) {
1397                         printk(KERN_ERR "ctxfi: Failed to get DAIO "
1398                                         "resource %d!!!\n", i);
1399                         return err;
1400                 }
1401                 atc->n_daio++;
1402         }
1403
1404         src_mgr = atc->rsc_mgrs[SRC];
1405         src_dsc.multi = 1;
1406         src_dsc.msr = atc->msr;
1407         src_dsc.mode = ARCRW;
1408         for (i = 0, atc->n_src = 0; i < num_srcs; i++) {
1409                 err = src_mgr->get_src(src_mgr, &src_dsc,
1410                                         (struct src **)&atc->srcs[i]);
1411                 if (err)
1412                         return err;
1413
1414                 atc->n_src++;
1415         }
1416
1417         srcimp_mgr = atc->rsc_mgrs[SRCIMP];
1418         srcimp_dsc.msr = 8;
1419         for (i = 0, atc->n_srcimp = 0; i < num_srcs; i++) {
1420                 err = srcimp_mgr->get_srcimp(srcimp_mgr, &srcimp_dsc,
1421                                         (struct srcimp **)&atc->srcimps[i]);
1422                 if (err)
1423                         return err;
1424
1425                 atc->n_srcimp++;
1426         }
1427
1428         sum_mgr = atc->rsc_mgrs[SUM];
1429         sum_dsc.msr = atc->msr;
1430         for (i = 0, atc->n_pcm = 0; i < (2*4); i++) {
1431                 err = sum_mgr->get_sum(sum_mgr, &sum_dsc,
1432                                         (struct sum **)&atc->pcm[i]);
1433                 if (err)
1434                         return err;
1435
1436                 atc->n_pcm++;
1437         }
1438
1439         return 0;
1440 }
1441
1442 static void
1443 atc_connect_dai(struct src_mgr *src_mgr, struct dai *dai,
1444                 struct src **srcs, struct srcimp **srcimps)
1445 {
1446         struct rsc *rscs[2] = {NULL};
1447         struct src *src;
1448         struct srcimp *srcimp;
1449         int i = 0;
1450
1451         rscs[0] = &dai->daio.rscl;
1452         rscs[1] = &dai->daio.rscr;
1453         for (i = 0; i < 2; i++) {
1454                 src = srcs[i];
1455                 srcimp = srcimps[i];
1456                 srcimp->ops->map(srcimp, src, rscs[i]);
1457                 src_mgr->src_disable(src_mgr, src);
1458         }
1459
1460         src_mgr->commit_write(src_mgr); /* Actually disable SRCs */
1461
1462         src = srcs[0];
1463         src->ops->set_pm(src, 1);
1464         for (i = 0; i < 2; i++) {
1465                 src = srcs[i];
1466                 src->ops->set_state(src, SRC_STATE_RUN);
1467                 src->ops->commit_write(src);
1468                 src_mgr->src_enable_s(src_mgr, src);
1469         }
1470
1471         dai->ops->set_srt_srcl(dai, &(srcs[0]->rsc));
1472         dai->ops->set_srt_srcr(dai, &(srcs[1]->rsc));
1473
1474         dai->ops->set_enb_src(dai, 1);
1475         dai->ops->set_enb_srt(dai, 1);
1476         dai->ops->commit_write(dai);
1477
1478         src_mgr->commit_write(src_mgr); /* Synchronously enable SRCs */
1479 }
1480
1481 static void atc_connect_resources(struct ct_atc *atc)
1482 {
1483         struct dai *dai;
1484         struct dao *dao;
1485         struct src *src;
1486         struct sum *sum;
1487         struct ct_mixer *mixer;
1488         struct rsc *rscs[2] = {NULL};
1489         int i, j;
1490
1491         mixer = atc->mixer;
1492
1493         for (i = MIX_WAVE_FRONT, j = LINEO1; i <= MIX_SPDIF_OUT; i++, j++) {
1494                 mixer->get_output_ports(mixer, i, &rscs[0], &rscs[1]);
1495                 dao = container_of(atc->daios[j], struct dao, daio);
1496                 dao->ops->set_left_input(dao, rscs[0]);
1497                 dao->ops->set_right_input(dao, rscs[1]);
1498         }
1499
1500         dai = container_of(atc->daios[LINEIM], struct dai, daio);
1501         atc_connect_dai(atc->rsc_mgrs[SRC], dai,
1502                         (struct src **)&atc->srcs[2],
1503                         (struct srcimp **)&atc->srcimps[2]);
1504         src = atc->srcs[2];
1505         mixer->set_input_left(mixer, MIX_LINE_IN, &src->rsc);
1506         src = atc->srcs[3];
1507         mixer->set_input_right(mixer, MIX_LINE_IN, &src->rsc);
1508
1509         if (atc->model == CTSB1270) {
1510                 /* Titanium HD has a dedicated ADC for the Mic. */
1511                 dai = container_of(atc->daios[MIC], struct dai, daio);
1512                 atc_connect_dai(atc->rsc_mgrs[SRC], dai,
1513                         (struct src **)&atc->srcs[4],
1514                         (struct srcimp **)&atc->srcimps[4]);
1515                 src = atc->srcs[4];
1516                 mixer->set_input_left(mixer, MIX_MIC_IN, &src->rsc);
1517                 src = atc->srcs[5];
1518                 mixer->set_input_right(mixer, MIX_MIC_IN, &src->rsc);
1519         }
1520
1521         dai = container_of(atc->daios[SPDIFIO], struct dai, daio);
1522         atc_connect_dai(atc->rsc_mgrs[SRC], dai,
1523                         (struct src **)&atc->srcs[0],
1524                         (struct srcimp **)&atc->srcimps[0]);
1525
1526         src = atc->srcs[0];
1527         mixer->set_input_left(mixer, MIX_SPDIF_IN, &src->rsc);
1528         src = atc->srcs[1];
1529         mixer->set_input_right(mixer, MIX_SPDIF_IN, &src->rsc);
1530
1531         for (i = MIX_PCMI_FRONT, j = 0; i <= MIX_PCMI_SURROUND; i++, j += 2) {
1532                 sum = atc->pcm[j];
1533                 mixer->set_input_left(mixer, i, &sum->rsc);
1534                 sum = atc->pcm[j+1];
1535                 mixer->set_input_right(mixer, i, &sum->rsc);
1536         }
1537 }
1538
1539 #ifdef CONFIG_PM_SLEEP
1540 static int atc_suspend(struct ct_atc *atc)
1541 {
1542         int i;
1543         struct hw *hw = atc->hw;
1544
1545         snd_power_change_state(atc->card, SNDRV_CTL_POWER_D3hot);
1546
1547         for (i = FRONT; i < NUM_PCMS; i++) {
1548                 if (!atc->pcms[i])
1549                         continue;
1550
1551                 snd_pcm_suspend_all(atc->pcms[i]);
1552         }
1553
1554         atc_release_resources(atc);
1555
1556         hw->suspend(hw);
1557
1558         return 0;
1559 }
1560
1561 static int atc_hw_resume(struct ct_atc *atc)
1562 {
1563         struct hw *hw = atc->hw;
1564         struct card_conf info = {0};
1565
1566         /* Re-initialize card hardware. */
1567         info.rsr = atc->rsr;
1568         info.msr = atc->msr;
1569         info.vm_pgt_phys = atc_get_ptp_phys(atc, 0);
1570         return hw->resume(hw, &info);
1571 }
1572
1573 static int atc_resources_resume(struct ct_atc *atc)
1574 {
1575         struct ct_mixer *mixer;
1576         int err = 0;
1577
1578         /* Get resources */
1579         err = atc_get_resources(atc);
1580         if (err < 0) {
1581                 atc_release_resources(atc);
1582                 return err;
1583         }
1584
1585         /* Build topology */
1586         atc_connect_resources(atc);
1587
1588         mixer = atc->mixer;
1589         mixer->resume(mixer);
1590
1591         return 0;
1592 }
1593
1594 static int atc_resume(struct ct_atc *atc)
1595 {
1596         int err = 0;
1597
1598         /* Do hardware resume. */
1599         err = atc_hw_resume(atc);
1600         if (err < 0) {
1601                 printk(KERN_ERR "ctxfi: pci_enable_device failed, "
1602                        "disabling device\n");
1603                 snd_card_disconnect(atc->card);
1604                 return err;
1605         }
1606
1607         err = atc_resources_resume(atc);
1608         if (err < 0)
1609                 return err;
1610
1611         snd_power_change_state(atc->card, SNDRV_CTL_POWER_D0);
1612
1613         return 0;
1614 }
1615 #endif
1616
1617 static struct ct_atc atc_preset __devinitdata = {
1618         .map_audio_buffer = ct_map_audio_buffer,
1619         .unmap_audio_buffer = ct_unmap_audio_buffer,
1620         .pcm_playback_prepare = atc_pcm_playback_prepare,
1621         .pcm_release_resources = atc_pcm_release_resources,
1622         .pcm_playback_start = atc_pcm_playback_start,
1623         .pcm_playback_stop = atc_pcm_stop,
1624         .pcm_playback_position = atc_pcm_playback_position,
1625         .pcm_capture_prepare = atc_pcm_capture_prepare,
1626         .pcm_capture_start = atc_pcm_capture_start,
1627         .pcm_capture_stop = atc_pcm_stop,
1628         .pcm_capture_position = atc_pcm_capture_position,
1629         .spdif_passthru_playback_prepare = spdif_passthru_playback_prepare,
1630         .get_ptp_phys = atc_get_ptp_phys,
1631         .select_line_in = atc_select_line_in,
1632         .select_mic_in = atc_select_mic_in,
1633         .select_digit_io = atc_select_digit_io,
1634         .line_front_unmute = atc_line_front_unmute,
1635         .line_surround_unmute = atc_line_surround_unmute,
1636         .line_clfe_unmute = atc_line_clfe_unmute,
1637         .line_rear_unmute = atc_line_rear_unmute,
1638         .line_in_unmute = atc_line_in_unmute,
1639         .mic_unmute = atc_mic_unmute,
1640         .spdif_out_unmute = atc_spdif_out_unmute,
1641         .spdif_in_unmute = atc_spdif_in_unmute,
1642         .spdif_out_get_status = atc_spdif_out_get_status,
1643         .spdif_out_set_status = atc_spdif_out_set_status,
1644         .spdif_out_passthru = atc_spdif_out_passthru,
1645         .capabilities = atc_capabilities,
1646         .output_switch_get = atc_output_switch_get,
1647         .output_switch_put = atc_output_switch_put,
1648         .mic_source_switch_get = atc_mic_source_switch_get,
1649         .mic_source_switch_put = atc_mic_source_switch_put,
1650 #ifdef CONFIG_PM_SLEEP
1651         .suspend = atc_suspend,
1652         .resume = atc_resume,
1653 #endif
1654 };
1655
1656 /**
1657  *  ct_atc_create - create and initialize a hardware manager
1658  *  @card: corresponding alsa card object
1659  *  @pci: corresponding kernel pci device object
1660  *  @ratc: return created object address in it
1661  *
1662  *  Creates and initializes a hardware manager.
1663  *
1664  *  Creates kmallocated ct_atc structure. Initializes hardware.
1665  *  Returns 0 if succeeds, or negative error code if fails.
1666  */
1667
1668 int __devinit ct_atc_create(struct snd_card *card, struct pci_dev *pci,
1669                             unsigned int rsr, unsigned int msr,
1670                             int chip_type, unsigned int ssid,
1671                             struct ct_atc **ratc)
1672 {
1673         struct ct_atc *atc;
1674         static struct snd_device_ops ops = {
1675                 .dev_free = atc_dev_free,
1676         };
1677         int err;
1678
1679         *ratc = NULL;
1680
1681         atc = kzalloc(sizeof(*atc), GFP_KERNEL);
1682         if (!atc)
1683                 return -ENOMEM;
1684
1685         /* Set operations */
1686         *atc = atc_preset;
1687
1688         atc->card = card;
1689         atc->pci = pci;
1690         atc->rsr = rsr;
1691         atc->msr = msr;
1692         atc->chip_type = chip_type;
1693
1694         mutex_init(&atc->atc_mutex);
1695
1696         /* Find card model */
1697         err = atc_identify_card(atc, ssid);
1698         if (err < 0) {
1699                 printk(KERN_ERR "ctatc: Card not recognised\n");
1700                 goto error1;
1701         }
1702
1703         /* Set up device virtual memory management object */
1704         err = ct_vm_create(&atc->vm, pci);
1705         if (err < 0)
1706                 goto error1;
1707
1708         /* Create all atc hw devices */
1709         err = atc_create_hw_devs(atc);
1710         if (err < 0)
1711                 goto error1;
1712
1713         err = ct_mixer_create(atc, (struct ct_mixer **)&atc->mixer);
1714         if (err) {
1715                 printk(KERN_ERR "ctxfi: Failed to create mixer obj!!!\n");
1716                 goto error1;
1717         }
1718
1719         /* Get resources */
1720         err = atc_get_resources(atc);
1721         if (err < 0)
1722                 goto error1;
1723
1724         /* Build topology */
1725         atc_connect_resources(atc);
1726
1727         atc->timer = ct_timer_new(atc);
1728         if (!atc->timer) {
1729                 err = -ENOMEM;
1730                 goto error1;
1731         }
1732
1733         err = snd_device_new(card, SNDRV_DEV_LOWLEVEL, atc, &ops);
1734         if (err < 0)
1735                 goto error1;
1736
1737         snd_card_set_dev(card, &pci->dev);
1738
1739         *ratc = atc;
1740         return 0;
1741
1742 error1:
1743         ct_atc_destroy(atc);
1744         printk(KERN_ERR "ctxfi: Something wrong!!!\n");
1745         return err;
1746 }