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)(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         if (position < apcm->vm_block->addr) {
 439                 snd_printdd("ctxfi: bad ca - ca=0x%08x, vba=0x%08x, vbs=0x%08x\n", position, apcm->vm_block->addr, apcm->vm_block->size);
 440                 position = apcm->vm_block->addr;
 441         }
 442
 443         size = apcm->vm_block->size;
 444         max_cisz = src->multi * src->rsc.msr;
 445         max_cisz = 128 * (max_cisz < 8 ? max_cisz : 8);
 446
 447         return (position + size - max_cisz - apcm->vm_block->addr) % size;
 448 }
 449
 450 struct src_node_conf_t {
 451         unsigned int pitch;
 452         unsigned int msr:8;
 453         unsigned int mix_msr:8;
 454         unsigned int imp_msr:8;
 455         unsigned int vo:1;
 456 };
 457
 458 static void setup_src_node_conf(struct ct_atc *atc, struct ct_atc_pcm *apcm,
 459                                 struct src_node_conf_t *conf, int *n_srcc)
 460 {
 461         unsigned int pitch;
 462
 463         /* get pitch and convert to fixed-point 8.24 format. */
 464         pitch = atc_get_pitch((atc->rsr * atc->msr),
 465                                 apcm->substream->runtime->rate);
 466         *n_srcc = 0;
 467
 468         if (1 == atc->msr) { /* FIXME: do we really need SRC here if pitch==1 */
 469                 *n_srcc = apcm->substream->runtime->channels;
 470                 conf[0].pitch = pitch;
 471                 conf[0].mix_msr = conf[0].imp_msr = conf[0].msr = 1;
 472                 conf[0].vo = 1;
 473         } else if (2 <= atc->msr) {
 474                 if (0x8000000 < pitch) {
 475                         /* Need two-stage SRCs, SRCIMPs and
 476                          * AMIXERs for converting format */
 477                         conf[0].pitch = (atc->msr << 24);
 478                         conf[0].msr = conf[0].mix_msr = 1;
 479                         conf[0].imp_msr = atc->msr;
 480                         conf[0].vo = 0;
 481                         conf[1].pitch = atc_get_pitch(atc->rsr,
 482                                         apcm->substream->runtime->rate);
 483                         conf[1].msr = conf[1].mix_msr = conf[1].imp_msr = 1;
 484                         conf[1].vo = 1;
 485                         *n_srcc = apcm->substream->runtime->channels * 2;
 486                 } else if (0x1000000 < pitch) {
 487                         /* Need one-stage SRCs, SRCIMPs and
 488                          * AMIXERs for converting format */
 489                         conf[0].pitch = pitch;
 490                         conf[0].msr = conf[0].mix_msr
 491                                     = conf[0].imp_msr = atc->msr;
 492                         conf[0].vo = 1;
 493                         *n_srcc = apcm->substream->runtime->channels;
 494                 }
 495         }
 496 }
 497
 498 static int
 499 atc_pcm_capture_get_resources(struct ct_atc *atc, struct ct_atc_pcm *apcm)
 500 {
 501         struct src_mgr *src_mgr = atc->rsc_mgrs[SRC];
 502         struct srcimp_mgr *srcimp_mgr = atc->rsc_mgrs[SRCIMP];
 503         struct amixer_mgr *amixer_mgr = atc->rsc_mgrs[AMIXER];
 504         struct sum_mgr *sum_mgr = atc->rsc_mgrs[SUM];
 505         struct src_desc src_dsc = {0};
 506         struct src *src;
 507         struct srcimp_desc srcimp_dsc = {0};
 508         struct srcimp *srcimp;
 509         struct amixer_desc mix_dsc = {0};
 510         struct sum_desc sum_dsc = {0};
 511         unsigned int pitch;
 512         int multi, err, i;
 513         int n_srcimp, n_amixer, n_srcc, n_sum;
 514         struct src_node_conf_t src_node_conf[2] = {{0} };
 515
 516         /* first release old resources */
 517         atc_pcm_release_resources(atc, apcm);
 518
 519         /* The numbers of converting SRCs and SRCIMPs should be determined
 520          * by pitch value. */
 521
 522         multi = apcm->substream->runtime->channels;
 523
 524         /* get pitch and convert to fixed-point 8.24 format. */
 525         pitch = atc_get_pitch((atc->rsr * atc->msr),
 526                                 apcm->substream->runtime->rate);
 527
 528         setup_src_node_conf(atc, apcm, src_node_conf, &n_srcc);
 529         n_sum = (1 == multi) ? 1 : 0;
 530         n_amixer = n_sum * 2 + n_srcc;
 531         n_srcimp = n_srcc;
 532         if ((multi > 1) && (0x8000000 >= pitch)) {
 533                 /* Need extra AMIXERs and SRCIMPs for special treatment
 534                  * of interleaved recording of conjugate channels */
 535                 n_amixer += multi * atc->msr;
 536                 n_srcimp += multi * atc->msr;
 537         } else {
 538                 n_srcimp += multi;
 539         }
 540
 541         if (n_srcc) {
 542                 apcm->srccs = kzalloc(sizeof(void *)*n_srcc, GFP_KERNEL);
 543                 if (!apcm->srccs)
 544                         return -ENOMEM;
 545         }
 546         if (n_amixer) {
 547                 apcm->amixers = kzalloc(sizeof(void *)*n_amixer, GFP_KERNEL);
 548                 if (!apcm->amixers) {
 549                         err = -ENOMEM;
 550                         goto error1;
 551                 }
 552         }
 553         apcm->srcimps = kzalloc(sizeof(void *)*n_srcimp, GFP_KERNEL);
 554         if (!apcm->srcimps) {
 555                 err = -ENOMEM;
 556                 goto error1;
 557         }
 558
 559         /* Allocate SRCs for sample rate conversion if needed */
 560         src_dsc.multi = 1;
 561         src_dsc.mode = ARCRW;
 562         for (i = 0, apcm->n_srcc = 0; i < n_srcc; i++) {
 563                 src_dsc.msr = src_node_conf[i/multi].msr;
 564                 err = src_mgr->get_src(src_mgr, &src_dsc,
 565                                         (struct src **)&apcm->srccs[i]);
 566                 if (err)
 567                         goto error1;
 568
 569                 src = apcm->srccs[i];
 570                 pitch = src_node_conf[i/multi].pitch;
 571                 src->ops->set_pitch(src, pitch);
 572                 src->ops->set_rom(src, select_rom(pitch));
 573                 src->ops->set_vo(src, src_node_conf[i/multi].vo);
 574
 575                 apcm->n_srcc++;
 576         }
 577
 578         /* Allocate AMIXERs for routing SRCs of conversion if needed */
 579         for (i = 0, apcm->n_amixer = 0; i < n_amixer; i++) {
 580                 if (i < (n_sum*2))
 581                         mix_dsc.msr = atc->msr;
 582                 else if (i < (n_sum*2+n_srcc))
 583                         mix_dsc.msr = src_node_conf[(i-n_sum*2)/multi].mix_msr;
 584                 else
 585                         mix_dsc.msr = 1;
 586
 587                 err = amixer_mgr->get_amixer(amixer_mgr, &mix_dsc,
 588                                         (struct amixer **)&apcm->amixers[i]);
 589                 if (err)
 590                         goto error1;
 591
 592                 apcm->n_amixer++;
 593         }
 594
 595         /* Allocate a SUM resource to mix all input channels together */
 596         sum_dsc.msr = atc->msr;
 597         err = sum_mgr->get_sum(sum_mgr, &sum_dsc, (struct sum **)&apcm->mono);
 598         if (err)
 599                 goto error1;
 600
 601         pitch = atc_get_pitch((atc->rsr * atc->msr),
 602                                 apcm->substream->runtime->rate);
 603         /* Allocate SRCIMP resources */
 604         for (i = 0, apcm->n_srcimp = 0; i < n_srcimp; i++) {
 605                 if (i < (n_srcc))
 606                         srcimp_dsc.msr = src_node_conf[i/multi].imp_msr;
 607                 else if (1 == multi)
 608                         srcimp_dsc.msr = (pitch <= 0x8000000) ? atc->msr : 1;
 609                 else
 610                         srcimp_dsc.msr = 1;
 611
 612                 err = srcimp_mgr->get_srcimp(srcimp_mgr, &srcimp_dsc, &srcimp);
 613                 if (err)
 614                         goto error1;
 615
 616                 apcm->srcimps[i] = srcimp;
 617                 apcm->n_srcimp++;
 618         }
 619
 620         /* Allocate a SRC for writing data to host memory */
 621         src_dsc.multi = apcm->substream->runtime->channels;
 622         src_dsc.msr = 1;
 623         src_dsc.mode = MEMWR;
 624         err = src_mgr->get_src(src_mgr, &src_dsc, (struct src **)&apcm->src);
 625         if (err)
 626                 goto error1;
 627
 628         src = apcm->src;
 629         src->ops->set_pitch(src, pitch);
 630
 631         /* Set up device virtual mem map */
 632         err = ct_map_audio_buffer(atc, apcm);
 633         if (err < 0)
 634                 goto error1;
 635
 636         return 0;
 637
 638 error1:
 639         atc_pcm_release_resources(atc, apcm);
 640         return err;
 641 }
 642
 643 static int atc_pcm_capture_prepare(struct ct_atc *atc, struct ct_atc_pcm *apcm)
 644 {
 645         struct src *src;
 646         struct amixer *amixer;
 647         struct srcimp *srcimp;
 648         struct ct_mixer *mixer = atc->mixer;
 649         struct sum *mono;
 650         struct rsc *out_ports[8] = {NULL};
 651         int err, i, j, n_sum, multi;
 652         unsigned int pitch;
 653         int mix_base = 0, imp_base = 0;
 654
 655         atc_pcm_release_resources(atc, apcm);
 656
 657         /* Get needed resources. */
 658         err = atc_pcm_capture_get_resources(atc, apcm);
 659         if (err)
 660                 return err;
 661
 662         /* Connect resources */
 663         mixer->get_output_ports(mixer, MIX_PCMO_FRONT,
 664                                 &out_ports[0], &out_ports[1]);
 665
 666         multi = apcm->substream->runtime->channels;
 667         if (1 == multi) {
 668                 mono = apcm->mono;
 669                 for (i = 0; i < 2; i++) {
 670                         amixer = apcm->amixers[i];
 671                         amixer->ops->setup(amixer, out_ports[i],
 672                                                 MONO_SUM_SCALE, mono);
 673                 }
 674                 out_ports[0] = &mono->rsc;
 675                 n_sum = 1;
 676                 mix_base = n_sum * 2;
 677         }
 678
 679         for (i = 0; i < apcm->n_srcc; i++) {
 680                 src = apcm->srccs[i];
 681                 srcimp = apcm->srcimps[imp_base+i];
 682                 amixer = apcm->amixers[mix_base+i];
 683                 srcimp->ops->map(srcimp, src, out_ports[i%multi]);
 684                 amixer->ops->setup(amixer, &src->rsc, INIT_VOL, NULL);
 685                 out_ports[i%multi] = &amixer->rsc;
 686         }
 687
 688         pitch = atc_get_pitch((atc->rsr * atc->msr),
 689                                 apcm->substream->runtime->rate);
 690
 691         if ((multi > 1) && (pitch <= 0x8000000)) {
 692                 /* Special connection for interleaved
 693                  * recording with conjugate channels */
 694                 for (i = 0; i < multi; i++) {
 695                         out_ports[i]->ops->master(out_ports[i]);
 696                         for (j = 0; j < atc->msr; j++) {
 697                                 amixer = apcm->amixers[apcm->n_srcc+j*multi+i];
 698                                 amixer->ops->set_input(amixer, out_ports[i]);
 699                                 amixer->ops->set_scale(amixer, INIT_VOL);
 700                                 amixer->ops->set_sum(amixer, NULL);
 701                                 amixer->ops->commit_raw_write(amixer);
 702                                 out_ports[i]->ops->next_conj(out_ports[i]);
 703
 704                                 srcimp = apcm->srcimps[apcm->n_srcc+j*multi+i];
 705                                 srcimp->ops->map(srcimp, apcm->src,
 706                                                         &amixer->rsc);
 707                         }
 708                 }
 709         } else {
 710                 for (i = 0; i < multi; i++) {
 711                         srcimp = apcm->srcimps[apcm->n_srcc+i];
 712                         srcimp->ops->map(srcimp, apcm->src, out_ports[i]);
 713                 }
 714         }
 715
 716         ct_timer_prepare(apcm->timer);
 717
 718         return 0;
 719 }
 720
 721 static int atc_pcm_capture_start(struct ct_atc *atc, struct ct_atc_pcm *apcm)
 722 {
 723         struct src *src;
 724         struct src_mgr *src_mgr = atc->rsc_mgrs[SRC];
 725         int i, multi;
 726
 727         if (apcm->started)
 728                 return 0;
 729
 730         apcm->started = 1;
 731         multi = apcm->substream->runtime->channels;
 732         /* Set up converting SRCs */
 733         for (i = 0; i < apcm->n_srcc; i++) {
 734                 src = apcm->srccs[i];
 735                 src->ops->set_pm(src, ((i%multi) != (multi-1)));
 736                 src_mgr->src_disable(src_mgr, src);
 737         }
 738
 739         /*  Set up recording SRC */
 740         src = apcm->src;
 741         src->ops->set_sf(src, convert_format(apcm->substream->runtime->format));
 742         src->ops->set_sa(src, apcm->vm_block->addr);
 743         src->ops->set_la(src, apcm->vm_block->addr + apcm->vm_block->size);
 744         src->ops->set_ca(src, apcm->vm_block->addr);
 745         src_mgr->src_disable(src_mgr, src);
 746
 747         /* Disable relevant SRCs firstly */
 748         src_mgr->commit_write(src_mgr);
 749
 750         /* Enable SRCs respectively */
 751         for (i = 0; i < apcm->n_srcc; i++) {
 752                 src = apcm->srccs[i];
 753                 src->ops->set_state(src, SRC_STATE_RUN);
 754                 src->ops->commit_write(src);
 755                 src_mgr->src_enable_s(src_mgr, src);
 756         }
 757         src = apcm->src;
 758         src->ops->set_bm(src, 1);
 759         src->ops->set_state(src, SRC_STATE_RUN);
 760         src->ops->commit_write(src);
 761         src_mgr->src_enable_s(src_mgr, src);
 762
 763         /* Enable relevant SRCs synchronously */
 764         src_mgr->commit_write(src_mgr);
 765
 766         ct_timer_start(apcm->timer);
 767         return 0;
 768 }
 769
 770 static int
 771 atc_pcm_capture_position(struct ct_atc *atc, struct ct_atc_pcm *apcm)
 772 {
 773         struct src *src = apcm->src;
 774
 775         if (!src)
 776                 return 0;
 777         return src->ops->get_ca(src) - apcm->vm_block->addr;
 778 }
 779
 780 static int spdif_passthru_playback_get_resources(struct ct_atc *atc,
 781                                                  struct ct_atc_pcm *apcm)
 782 {
 783         struct src_mgr *src_mgr = atc->rsc_mgrs[SRC];
 784         struct amixer_mgr *amixer_mgr = atc->rsc_mgrs[AMIXER];
 785         struct src_desc desc = {0};
 786         struct amixer_desc mix_dsc = {0};
 787         struct src *src;
 788         int err;
 789         int n_amixer = apcm->substream->runtime->channels, i;
 790         unsigned int pitch, rsr = atc->pll_rate;
 791
 792         /* first release old resources */
 793         atc_pcm_release_resources(atc, apcm);
 794
 795         /* Get SRC resource */
 796         desc.multi = apcm->substream->runtime->channels;
 797         desc.msr = 1;
 798         while (apcm->substream->runtime->rate > (rsr * desc.msr))
 799                 desc.msr <<= 1;
 800
 801         desc.mode = MEMRD;
 802         err = src_mgr->get_src(src_mgr, &desc, (struct src **)&apcm->src);
 803         if (err)
 804                 goto error1;
 805
 806         pitch = atc_get_pitch(apcm->substream->runtime->rate, (rsr * desc.msr));
 807         src = apcm->src;
 808         src->ops->set_pitch(src, pitch);
 809         src->ops->set_rom(src, select_rom(pitch));
 810         src->ops->set_sf(src, convert_format(apcm->substream->runtime->format));
 811         src->ops->set_pm(src, (src->ops->next_interleave(src) != NULL));
 812         src->ops->set_bp(src, 1);
 813
 814         /* Get AMIXER resource */
 815         n_amixer = (n_amixer < 2) ? 2 : n_amixer;
 816         apcm->amixers = kzalloc(sizeof(void *)*n_amixer, GFP_KERNEL);
 817         if (!apcm->amixers) {
 818                 err = -ENOMEM;
 819                 goto error1;
 820         }
 821         mix_dsc.msr = desc.msr;
 822         for (i = 0, apcm->n_amixer = 0; i < n_amixer; i++) {
 823                 err = amixer_mgr->get_amixer(amixer_mgr, &mix_dsc,
 824                                         (struct amixer **)&apcm->amixers[i]);
 825                 if (err)
 826                         goto error1;
 827
 828                 apcm->n_amixer++;
 829         }
 830
 831         /* Set up device virtual mem map */
 832         err = ct_map_audio_buffer(atc, apcm);
 833         if (err < 0)
 834                 goto error1;
 835
 836         return 0;
 837
 838 error1:
 839         atc_pcm_release_resources(atc, apcm);
 840         return err;
 841 }
 842
 843 static int atc_pll_init(struct ct_atc *atc, int rate)
 844 {
 845         struct hw *hw = atc->hw;
 846         int err;
 847         err = hw->pll_init(hw, rate);
 848         atc->pll_rate = err ? 0 : rate;
 849         return err;
 850 }
 851
 852 static int
 853 spdif_passthru_playback_setup(struct ct_atc *atc, struct ct_atc_pcm *apcm)
 854 {
 855         struct dao *dao = container_of(atc->daios[SPDIFOO], struct dao, daio);
 856         unsigned int rate = apcm->substream->runtime->rate;
 857         unsigned int status;
 858         int err = 0;
 859         unsigned char iec958_con_fs;
 860
 861         switch (rate) {
 862         case 48000:
 863                 iec958_con_fs = IEC958_AES3_CON_FS_48000;
 864                 break;
 865         case 44100:
 866                 iec958_con_fs = IEC958_AES3_CON_FS_44100;
 867                 break;
 868         case 32000:
 869                 iec958_con_fs = IEC958_AES3_CON_FS_32000;
 870                 break;
 871         default:
 872                 return -ENOENT;
 873         }
 874
 875         mutex_lock(&atc->atc_mutex);
 876         dao->ops->get_spos(dao, &status);
 877         if (((status >> 24) & IEC958_AES3_CON_FS) != iec958_con_fs) {
 878                 status &= ~(IEC958_AES3_CON_FS << 24);
 879                 status |= (iec958_con_fs << 24);
 880                 dao->ops->set_spos(dao, status);
 881                 dao->ops->commit_write(dao);
 882         }
 883         if ((rate != atc->pll_rate) && (32000 != rate))
 884                 err = atc_pll_init(atc, rate);
 885         mutex_unlock(&atc->atc_mutex);
 886
 887         return err;
 888 }
 889
 890 static int
 891 spdif_passthru_playback_prepare(struct ct_atc *atc, struct ct_atc_pcm *apcm)
 892 {
 893         struct src *src;
 894         struct amixer *amixer;
 895         struct dao *dao;
 896         int err;
 897         int i;
 898
 899         atc_pcm_release_resources(atc, apcm);
 900
 901         /* Configure SPDIFOO and PLL to passthrough mode;
 902          * determine pll_rate. */
 903         err = spdif_passthru_playback_setup(atc, apcm);
 904         if (err)
 905                 return err;
 906
 907         /* Get needed resources. */
 908         err = spdif_passthru_playback_get_resources(atc, apcm);
 909         if (err)
 910                 return err;
 911
 912         /* Connect resources */
 913         src = apcm->src;
 914         for (i = 0; i < apcm->n_amixer; i++) {
 915                 amixer = apcm->amixers[i];
 916                 amixer->ops->setup(amixer, &src->rsc, INIT_VOL, NULL);
 917                 src = src->ops->next_interleave(src);
 918                 if (!src)
 919                         src = apcm->src;
 920         }
 921         /* Connect to SPDIFOO */
 922         mutex_lock(&atc->atc_mutex);
 923         dao = container_of(atc->daios[SPDIFOO], struct dao, daio);
 924         amixer = apcm->amixers[0];
 925         dao->ops->set_left_input(dao, &amixer->rsc);
 926         amixer = apcm->amixers[1];
 927         dao->ops->set_right_input(dao, &amixer->rsc);
 928         mutex_unlock(&atc->atc_mutex);
 929
 930         ct_timer_prepare(apcm->timer);
 931
 932         return 0;
 933 }
 934
 935 static int atc_select_line_in(struct ct_atc *atc)
 936 {
 937         struct hw *hw = atc->hw;
 938         struct ct_mixer *mixer = atc->mixer;
 939         struct src *src;
 940
 941         if (hw->is_adc_source_selected(hw, ADC_LINEIN))
 942                 return 0;
 943
 944         mixer->set_input_left(mixer, MIX_MIC_IN, NULL);
 945         mixer->set_input_right(mixer, MIX_MIC_IN, NULL);
 946
 947         hw->select_adc_source(hw, ADC_LINEIN);
 948
 949         src = atc->srcs[2];
 950         mixer->set_input_left(mixer, MIX_LINE_IN, &src->rsc);
 951         src = atc->srcs[3];
 952         mixer->set_input_right(mixer, MIX_LINE_IN, &src->rsc);
 953
 954         return 0;
 955 }
 956
 957 static int atc_select_mic_in(struct ct_atc *atc)
 958 {
 959         struct hw *hw = atc->hw;
 960         struct ct_mixer *mixer = atc->mixer;
 961         struct src *src;
 962
 963         if (hw->is_adc_source_selected(hw, ADC_MICIN))
 964                 return 0;
 965
 966         mixer->set_input_left(mixer, MIX_LINE_IN, NULL);
 967         mixer->set_input_right(mixer, MIX_LINE_IN, NULL);
 968
 969         hw->select_adc_source(hw, ADC_MICIN);
 970
 971         src = atc->srcs[2];
 972         mixer->set_input_left(mixer, MIX_MIC_IN, &src->rsc);
 973         src = atc->srcs[3];
 974         mixer->set_input_right(mixer, MIX_MIC_IN, &src->rsc);
 975
 976         return 0;
 977 }
 978
 979 static struct capabilities atc_capabilities(struct ct_atc *atc)
 980 {
 981         struct hw *hw = atc->hw;
 982
 983         return hw->capabilities(hw);
 984 }
 985
 986 static int atc_output_switch_get(struct ct_atc *atc)
 987 {
 988         struct hw *hw = atc->hw;
 989
 990         return hw->output_switch_get(hw);
 991 }
 992
 993 static int atc_output_switch_put(struct ct_atc *atc, int position)
 994 {
 995         struct hw *hw = atc->hw;
 996
 997         return hw->output_switch_put(hw, position);
 998 }
 999
1000 static int atc_mic_source_switch_get(struct ct_atc *atc)
1001 {
1002         struct hw *hw = atc->hw;
1003
1004         return hw->mic_source_switch_get(hw);
1005 }
1006
1007 static int atc_mic_source_switch_put(struct ct_atc *atc, int position)
1008 {
1009         struct hw *hw = atc->hw;
1010
1011         return hw->mic_source_switch_put(hw, position);
1012 }
1013
1014 static int atc_select_digit_io(struct ct_atc *atc)
1015 {
1016         struct hw *hw = atc->hw;
1017
1018         if (hw->is_adc_source_selected(hw, ADC_NONE))
1019                 return 0;
1020
1021         hw->select_adc_source(hw, ADC_NONE);
1022
1023         return 0;
1024 }
1025
1026 static int atc_daio_unmute(struct ct_atc *atc, unsigned char state, int type)
1027 {
1028         struct daio_mgr *daio_mgr = atc->rsc_mgrs[DAIO];
1029
1030         if (state)
1031                 daio_mgr->daio_enable(daio_mgr, atc->daios[type]);
1032         else
1033                 daio_mgr->daio_disable(daio_mgr, atc->daios[type]);
1034
1035         daio_mgr->commit_write(daio_mgr);
1036
1037         return 0;
1038 }
1039
1040 static int
1041 atc_dao_get_status(struct ct_atc *atc, unsigned int *status, int type)
1042 {
1043         struct dao *dao = container_of(atc->daios[type], struct dao, daio);
1044         return dao->ops->get_spos(dao, status);
1045 }
1046
1047 static int
1048 atc_dao_set_status(struct ct_atc *atc, unsigned int status, int type)
1049 {
1050         struct dao *dao = container_of(atc->daios[type], struct dao, daio);
1051
1052         dao->ops->set_spos(dao, status);
1053         dao->ops->commit_write(dao);
1054         return 0;
1055 }
1056
1057 static int atc_line_front_unmute(struct ct_atc *atc, unsigned char state)
1058 {
1059         return atc_daio_unmute(atc, state, LINEO1);
1060 }
1061
1062 static int atc_line_surround_unmute(struct ct_atc *atc, unsigned char state)
1063 {
1064         return atc_daio_unmute(atc, state, LINEO2);
1065 }
1066
1067 static int atc_line_clfe_unmute(struct ct_atc *atc, unsigned char state)
1068 {
1069         return atc_daio_unmute(atc, state, LINEO3);
1070 }
1071
1072 static int atc_line_rear_unmute(struct ct_atc *atc, unsigned char state)
1073 {
1074         return atc_daio_unmute(atc, state, LINEO4);
1075 }
1076
1077 static int atc_line_in_unmute(struct ct_atc *atc, unsigned char state)
1078 {
1079         return atc_daio_unmute(atc, state, LINEIM);
1080 }
1081
1082 static int atc_mic_unmute(struct ct_atc *atc, unsigned char state)
1083 {
1084         return atc_daio_unmute(atc, state, MIC);
1085 }
1086
1087 static int atc_spdif_out_unmute(struct ct_atc *atc, unsigned char state)
1088 {
1089         return atc_daio_unmute(atc, state, SPDIFOO);
1090 }
1091
1092 static int atc_spdif_in_unmute(struct ct_atc *atc, unsigned char state)
1093 {
1094         return atc_daio_unmute(atc, state, SPDIFIO);
1095 }
1096
1097 static int atc_spdif_out_get_status(struct ct_atc *atc, unsigned int *status)
1098 {
1099         return atc_dao_get_status(atc, status, SPDIFOO);
1100 }
1101
1102 static int atc_spdif_out_set_status(struct ct_atc *atc, unsigned int status)
1103 {
1104         return atc_dao_set_status(atc, status, SPDIFOO);
1105 }
1106
1107 static int atc_spdif_out_passthru(struct ct_atc *atc, unsigned char state)
1108 {
1109         struct dao_desc da_dsc = {0};
1110         struct dao *dao;
1111         int err;
1112         struct ct_mixer *mixer = atc->mixer;
1113         struct rsc *rscs[2] = {NULL};
1114         unsigned int spos = 0;
1115
1116         mutex_lock(&atc->atc_mutex);
1117         dao = container_of(atc->daios[SPDIFOO], struct dao, daio);
1118         da_dsc.msr = state ? 1 : atc->msr;
1119         da_dsc.passthru = state ? 1 : 0;
1120         err = dao->ops->reinit(dao, &da_dsc);
1121         if (state) {
1122                 spos = IEC958_DEFAULT_CON;
1123         } else {
1124                 mixer->get_output_ports(mixer, MIX_SPDIF_OUT,
1125                                         &rscs[0], &rscs[1]);
1126                 dao->ops->set_left_input(dao, rscs[0]);
1127                 dao->ops->set_right_input(dao, rscs[1]);
1128                 /* Restore PLL to atc->rsr if needed. */
1129                 if (atc->pll_rate != atc->rsr)
1130                         err = atc_pll_init(atc, atc->rsr);
1131         }
1132         dao->ops->set_spos(dao, spos);
1133         dao->ops->commit_write(dao);
1134         mutex_unlock(&atc->atc_mutex);
1135
1136         return err;
1137 }
1138
1139 static int atc_release_resources(struct ct_atc *atc)
1140 {
1141         int i;
1142         struct daio_mgr *daio_mgr = NULL;
1143         struct dao *dao = NULL;
1144         struct dai *dai = NULL;
1145         struct daio *daio = NULL;
1146         struct sum_mgr *sum_mgr = NULL;
1147         struct src_mgr *src_mgr = NULL;
1148         struct srcimp_mgr *srcimp_mgr = NULL;
1149         struct srcimp *srcimp = NULL;
1150         struct ct_mixer *mixer = NULL;
1151
1152         /* disconnect internal mixer objects */
1153         if (atc->mixer) {
1154                 mixer = atc->mixer;
1155                 mixer->set_input_left(mixer, MIX_LINE_IN, NULL);
1156                 mixer->set_input_right(mixer, MIX_LINE_IN, NULL);
1157                 mixer->set_input_left(mixer, MIX_MIC_IN, NULL);
1158                 mixer->set_input_right(mixer, MIX_MIC_IN, NULL);
1159                 mixer->set_input_left(mixer, MIX_SPDIF_IN, NULL);
1160                 mixer->set_input_right(mixer, MIX_SPDIF_IN, NULL);
1161         }
1162
1163         if (atc->daios) {
1164                 daio_mgr = (struct daio_mgr *)atc->rsc_mgrs[DAIO];
1165                 for (i = 0; i < atc->n_daio; i++) {
1166                         daio = atc->daios[i];
1167                         if (daio->type < LINEIM) {
1168                                 dao = container_of(daio, struct dao, daio);
1169                                 dao->ops->clear_left_input(dao);
1170                                 dao->ops->clear_right_input(dao);
1171                         } else {
1172                                 dai = container_of(daio, struct dai, daio);
1173                                 /* some thing to do for dai ... */
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((struct hw *)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                         printk(KERN_ERR "ctxfi: "
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                         printk(KERN_ERR "ctxfi: "
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                 printk(KERN_ERR "Failed to create hw obj!!!\n");
1336                 return err;
1337         }
1338         atc->hw = hw;
1339
1340         /* Initialize card hardware. */
1341         info.rsr = atc->rsr;
1342         info.msr = atc->msr;
1343         info.vm_pgt_phys = atc_get_ptp_phys(atc, 0);
1344         err = hw->card_init(hw, &info);
1345         if (err < 0)
1346                 return err;
1347
1348         for (i = 0; i < NUM_RSCTYP; i++) {
1349                 if (!rsc_mgr_funcs[i].create)
1350                         continue;
1351
1352                 err = rsc_mgr_funcs[i].create(atc->hw, &atc->rsc_mgrs[i]);
1353                 if (err) {
1354                         printk(KERN_ERR "ctxfi: "
1355                                "Failed to create rsc_mgr %d!!!\n", i);
1356                         return err;
1357                 }
1358         }
1359
1360         return 0;
1361 }
1362
1363 static int atc_get_resources(struct ct_atc *atc)
1364 {
1365         struct daio_desc da_desc = {0};
1366         struct daio_mgr *daio_mgr;
1367         struct src_desc src_dsc = {0};
1368         struct src_mgr *src_mgr;
1369         struct srcimp_desc srcimp_dsc = {0};
1370         struct srcimp_mgr *srcimp_mgr;
1371         struct sum_desc sum_dsc = {0};
1372         struct sum_mgr *sum_mgr;
1373         int err, i, num_srcs, num_daios;
1374
1375         num_daios = ((atc->model == CTSB1270) ? 8 : 7);
1376         num_srcs = ((atc->model == CTSB1270) ? 6 : 4);
1377
1378         atc->daios = kzalloc(sizeof(void *)*num_daios, GFP_KERNEL);
1379         if (!atc->daios)
1380                 return -ENOMEM;
1381
1382         atc->srcs = kzalloc(sizeof(void *)*num_srcs, GFP_KERNEL);
1383         if (!atc->srcs)
1384                 return -ENOMEM;
1385
1386         atc->srcimps = kzalloc(sizeof(void *)*num_srcs, GFP_KERNEL);
1387         if (!atc->srcimps)
1388                 return -ENOMEM;
1389
1390         atc->pcm = kzalloc(sizeof(void *)*(2*4), GFP_KERNEL);
1391         if (!atc->pcm)
1392                 return -ENOMEM;
1393
1394         daio_mgr = (struct daio_mgr *)atc->rsc_mgrs[DAIO];
1395         da_desc.msr = atc->msr;
1396         for (i = 0, atc->n_daio = 0; i < num_daios; i++) {
1397                 da_desc.type = (atc->model != CTSB073X) ? i :
1398                              ((i == SPDIFIO) ? SPDIFI1 : i);
1399                 err = daio_mgr->get_daio(daio_mgr, &da_desc,
1400                                         (struct daio **)&atc->daios[i]);
1401                 if (err) {
1402                         printk(KERN_ERR "ctxfi: Failed to get DAIO "
1403                                         "resource %d!!!\n", i);
1404                         return err;
1405                 }
1406                 atc->n_daio++;
1407         }
1408
1409         src_mgr = atc->rsc_mgrs[SRC];
1410         src_dsc.multi = 1;
1411         src_dsc.msr = atc->msr;
1412         src_dsc.mode = ARCRW;
1413         for (i = 0, atc->n_src = 0; i < num_srcs; i++) {
1414                 err = src_mgr->get_src(src_mgr, &src_dsc,
1415                                         (struct src **)&atc->srcs[i]);
1416                 if (err)
1417                         return err;
1418
1419                 atc->n_src++;
1420         }
1421
1422         srcimp_mgr = atc->rsc_mgrs[SRCIMP];
1423         srcimp_dsc.msr = 8;
1424         for (i = 0, atc->n_srcimp = 0; i < num_srcs; i++) {
1425                 err = srcimp_mgr->get_srcimp(srcimp_mgr, &srcimp_dsc,
1426                                         (struct srcimp **)&atc->srcimps[i]);
1427                 if (err)
1428                         return err;
1429
1430                 atc->n_srcimp++;
1431         }
1432
1433         sum_mgr = atc->rsc_mgrs[SUM];
1434         sum_dsc.msr = atc->msr;
1435         for (i = 0, atc->n_pcm = 0; i < (2*4); i++) {
1436                 err = sum_mgr->get_sum(sum_mgr, &sum_dsc,
1437                                         (struct sum **)&atc->pcm[i]);
1438                 if (err)
1439                         return err;
1440
1441                 atc->n_pcm++;
1442         }
1443
1444         return 0;
1445 }
1446
1447 static void
1448 atc_connect_dai(struct src_mgr *src_mgr, struct dai *dai,
1449                 struct src **srcs, struct srcimp **srcimps)
1450 {
1451         struct rsc *rscs[2] = {NULL};
1452         struct src *src;
1453         struct srcimp *srcimp;
1454         int i = 0;
1455
1456         rscs[0] = &dai->daio.rscl;
1457         rscs[1] = &dai->daio.rscr;
1458         for (i = 0; i < 2; i++) {
1459                 src = srcs[i];
1460                 srcimp = srcimps[i];
1461                 srcimp->ops->map(srcimp, src, rscs[i]);
1462                 src_mgr->src_disable(src_mgr, src);
1463         }
1464
1465         src_mgr->commit_write(src_mgr); /* Actually disable SRCs */
1466
1467         src = srcs[0];
1468         src->ops->set_pm(src, 1);
1469         for (i = 0; i < 2; i++) {
1470                 src = srcs[i];
1471                 src->ops->set_state(src, SRC_STATE_RUN);
1472                 src->ops->commit_write(src);
1473                 src_mgr->src_enable_s(src_mgr, src);
1474         }
1475
1476         dai->ops->set_srt_srcl(dai, &(srcs[0]->rsc));
1477         dai->ops->set_srt_srcr(dai, &(srcs[1]->rsc));
1478
1479         dai->ops->set_enb_src(dai, 1);
1480         dai->ops->set_enb_srt(dai, 1);
1481         dai->ops->commit_write(dai);
1482
1483         src_mgr->commit_write(src_mgr); /* Synchronously enable SRCs */
1484 }
1485
1486 static void atc_connect_resources(struct ct_atc *atc)
1487 {
1488         struct dai *dai;
1489         struct dao *dao;
1490         struct src *src;
1491         struct sum *sum;
1492         struct ct_mixer *mixer;
1493         struct rsc *rscs[2] = {NULL};
1494         int i, j;
1495
1496         mixer = atc->mixer;
1497
1498         for (i = MIX_WAVE_FRONT, j = LINEO1; i <= MIX_SPDIF_OUT; i++, j++) {
1499                 mixer->get_output_ports(mixer, i, &rscs[0], &rscs[1]);
1500                 dao = container_of(atc->daios[j], struct dao, daio);
1501                 dao->ops->set_left_input(dao, rscs[0]);
1502                 dao->ops->set_right_input(dao, rscs[1]);
1503         }
1504
1505         dai = container_of(atc->daios[LINEIM], struct dai, daio);
1506         atc_connect_dai(atc->rsc_mgrs[SRC], dai,
1507                         (struct src **)&atc->srcs[2],
1508                         (struct srcimp **)&atc->srcimps[2]);
1509         src = atc->srcs[2];
1510         mixer->set_input_left(mixer, MIX_LINE_IN, &src->rsc);
1511         src = atc->srcs[3];
1512         mixer->set_input_right(mixer, MIX_LINE_IN, &src->rsc);
1513
1514         if (atc->model == CTSB1270) {
1515                 /* Titanium HD has a dedicated ADC for the Mic. */
1516                 dai = container_of(atc->daios[MIC], struct dai, daio);
1517                 atc_connect_dai(atc->rsc_mgrs[SRC], dai,
1518                         (struct src **)&atc->srcs[4],
1519                         (struct srcimp **)&atc->srcimps[4]);
1520                 src = atc->srcs[4];
1521                 mixer->set_input_left(mixer, MIX_MIC_IN, &src->rsc);
1522                 src = atc->srcs[5];
1523                 mixer->set_input_right(mixer, MIX_MIC_IN, &src->rsc);
1524         }
1525
1526         dai = container_of(atc->daios[SPDIFIO], struct dai, daio);
1527         atc_connect_dai(atc->rsc_mgrs[SRC], dai,
1528                         (struct src **)&atc->srcs[0],
1529                         (struct srcimp **)&atc->srcimps[0]);
1530
1531         src = atc->srcs[0];
1532         mixer->set_input_left(mixer, MIX_SPDIF_IN, &src->rsc);
1533         src = atc->srcs[1];
1534         mixer->set_input_right(mixer, MIX_SPDIF_IN, &src->rsc);
1535
1536         for (i = MIX_PCMI_FRONT, j = 0; i <= MIX_PCMI_SURROUND; i++, j += 2) {
1537                 sum = atc->pcm[j];
1538                 mixer->set_input_left(mixer, i, &sum->rsc);
1539                 sum = atc->pcm[j+1];
1540                 mixer->set_input_right(mixer, i, &sum->rsc);
1541         }
1542 }
1543
1544 #ifdef CONFIG_PM_SLEEP
1545 static int atc_suspend(struct ct_atc *atc)
1546 {
1547         int i;
1548         struct hw *hw = atc->hw;
1549
1550         snd_power_change_state(atc->card, SNDRV_CTL_POWER_D3hot);
1551
1552         for (i = FRONT; i < NUM_PCMS; i++) {
1553                 if (!atc->pcms[i])
1554                         continue;
1555
1556                 snd_pcm_suspend_all(atc->pcms[i]);
1557         }
1558
1559         atc_release_resources(atc);
1560
1561         hw->suspend(hw);
1562
1563         return 0;
1564 }
1565
1566 static int atc_hw_resume(struct ct_atc *atc)
1567 {
1568         struct hw *hw = atc->hw;
1569         struct card_conf info = {0};
1570
1571         /* Re-initialize card hardware. */
1572         info.rsr = atc->rsr;
1573         info.msr = atc->msr;
1574         info.vm_pgt_phys = atc_get_ptp_phys(atc, 0);
1575         return hw->resume(hw, &info);
1576 }
1577
1578 static int atc_resources_resume(struct ct_atc *atc)
1579 {
1580         struct ct_mixer *mixer;
1581         int err = 0;
1582
1583         /* Get resources */
1584         err = atc_get_resources(atc);
1585         if (err < 0) {
1586                 atc_release_resources(atc);
1587                 return err;
1588         }
1589
1590         /* Build topology */
1591         atc_connect_resources(atc);
1592
1593         mixer = atc->mixer;
1594         mixer->resume(mixer);
1595
1596         return 0;
1597 }
1598
1599 static int atc_resume(struct ct_atc *atc)
1600 {
1601         int err = 0;
1602
1603         /* Do hardware resume. */
1604         err = atc_hw_resume(atc);
1605         if (err < 0) {
1606                 printk(KERN_ERR "ctxfi: pci_enable_device failed, "
1607                        "disabling device\n");
1608                 snd_card_disconnect(atc->card);
1609                 return err;
1610         }
1611
1612         err = atc_resources_resume(atc);
1613         if (err < 0)
1614                 return err;
1615
1616         snd_power_change_state(atc->card, SNDRV_CTL_POWER_D0);
1617
1618         return 0;
1619 }
1620 #endif
1621
1622 static struct ct_atc atc_preset = {
1623         .map_audio_buffer = ct_map_audio_buffer,
1624         .unmap_audio_buffer = ct_unmap_audio_buffer,
1625         .pcm_playback_prepare = atc_pcm_playback_prepare,
1626         .pcm_release_resources = atc_pcm_release_resources,
1627         .pcm_playback_start = atc_pcm_playback_start,
1628         .pcm_playback_stop = atc_pcm_stop,
1629         .pcm_playback_position = atc_pcm_playback_position,
1630         .pcm_capture_prepare = atc_pcm_capture_prepare,
1631         .pcm_capture_start = atc_pcm_capture_start,
1632         .pcm_capture_stop = atc_pcm_stop,
1633         .pcm_capture_position = atc_pcm_capture_position,
1634         .spdif_passthru_playback_prepare = spdif_passthru_playback_prepare,
1635         .get_ptp_phys = atc_get_ptp_phys,
1636         .select_line_in = atc_select_line_in,
1637         .select_mic_in = atc_select_mic_in,
1638         .select_digit_io = atc_select_digit_io,
1639         .line_front_unmute = atc_line_front_unmute,
1640         .line_surround_unmute = atc_line_surround_unmute,
1641         .line_clfe_unmute = atc_line_clfe_unmute,
1642         .line_rear_unmute = atc_line_rear_unmute,
1643         .line_in_unmute = atc_line_in_unmute,
1644         .mic_unmute = atc_mic_unmute,
1645         .spdif_out_unmute = atc_spdif_out_unmute,
1646         .spdif_in_unmute = atc_spdif_in_unmute,
1647         .spdif_out_get_status = atc_spdif_out_get_status,
1648         .spdif_out_set_status = atc_spdif_out_set_status,
1649         .spdif_out_passthru = atc_spdif_out_passthru,
1650         .capabilities = atc_capabilities,
1651         .output_switch_get = atc_output_switch_get,
1652         .output_switch_put = atc_output_switch_put,
1653         .mic_source_switch_get = atc_mic_source_switch_get,
1654         .mic_source_switch_put = atc_mic_source_switch_put,
1655 #ifdef CONFIG_PM_SLEEP
1656         .suspend = atc_suspend,
1657         .resume = atc_resume,
1658 #endif
1659 };
1660
1661 /**
1662  *  ct_atc_create - create and initialize a hardware manager
1663  *  @card: corresponding alsa card object
1664  *  @pci: corresponding kernel pci device object
1665  *  @ratc: return created object address in it
1666  *
1667  *  Creates and initializes a hardware manager.
1668  *
1669  *  Creates kmallocated ct_atc structure. Initializes hardware.
1670  *  Returns 0 if succeeds, or negative error code if fails.
1671  */
1672
1673 int ct_atc_create(struct snd_card *card, struct pci_dev *pci,
1674                   unsigned int rsr, unsigned int msr,
1675                   int chip_type, unsigned int ssid,
1676                   struct ct_atc **ratc)
1677 {
1678         struct ct_atc *atc;
1679         static struct snd_device_ops ops = {
1680                 .dev_free = atc_dev_free,
1681         };
1682         int err;
1683
1684         *ratc = NULL;
1685
1686         atc = kzalloc(sizeof(*atc), GFP_KERNEL);
1687         if (!atc)
1688                 return -ENOMEM;
1689
1690         /* Set operations */
1691         *atc = atc_preset;
1692
1693         atc->card = card;
1694         atc->pci = pci;
1695         atc->rsr = rsr;
1696         atc->msr = msr;
1697         atc->chip_type = chip_type;
1698
1699         mutex_init(&atc->atc_mutex);
1700
1701         /* Find card model */
1702         err = atc_identify_card(atc, ssid);
1703         if (err < 0) {
1704                 printk(KERN_ERR "ctatc: Card not recognised\n");
1705                 goto error1;
1706         }
1707
1708         /* Set up device virtual memory management object */
1709         err = ct_vm_create(&atc->vm, pci);
1710         if (err < 0)
1711                 goto error1;
1712
1713         /* Create all atc hw devices */
1714         err = atc_create_hw_devs(atc);
1715         if (err < 0)
1716                 goto error1;
1717
1718         err = ct_mixer_create(atc, (struct ct_mixer **)&atc->mixer);
1719         if (err) {
1720                 printk(KERN_ERR "ctxfi: Failed to create mixer obj!!!\n");
1721                 goto error1;
1722         }
1723
1724         /* Get resources */
1725         err = atc_get_resources(atc);
1726         if (err < 0)
1727                 goto error1;
1728
1729         /* Build topology */
1730         atc_connect_resources(atc);
1731
1732         atc->timer = ct_timer_new(atc);
1733         if (!atc->timer) {
1734                 err = -ENOMEM;
1735                 goto error1;
1736         }
1737
1738         err = snd_device_new(card, SNDRV_DEV_LOWLEVEL, atc, &ops);
1739         if (err < 0)
1740                 goto error1;
1741
1742         *ratc = atc;
1743         return 0;
1744
1745 error1:
1746         ct_atc_destroy(atc);
1747         printk(KERN_ERR "ctxfi: Something wrong!!!\n");
1748         return err;
1749 }