git.oblomov.eu Git - linux-2.6/blob - sound/pci/ctxfi/ctatc.c

   1 /**
   2  * Copyright (C) 2008, Creative Technology Ltd. All Rights Reserved.
   3  *
   4  * This source file is released under GPL v2 license (no other versions).
   5  * See the COPYING file included in the main directory of this source
   6  * distribution for the license terms and conditions.
   7  *
   8  * @File    ctatc.c
   9  *
  10  * @Brief
  11  * This file contains the implementation of the device resource management
  12  * object.
  13  *
  14  * @Author Liu Chun
  15  * @Date Mar 28 2008
  16  */
  17
  18 #include "ctatc.h"
  19 #include "ctpcm.h"
  20 #include "ctmixer.h"
  21 #include "cthardware.h"
  22 #include "ctsrc.h"
  23 #include "ctamixer.h"
  24 #include "ctdaio.h"
  25 #include <linux/delay.h>
  26 #include <sound/pcm.h>
  27 #include <sound/control.h>
  28 #include <sound/asoundef.h>
  29
  30 #define MONO_SUM_SCALE  0x19a8  /* 2^(-0.5) in 14-bit floating format */
  31 #define DAIONUM         7
  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 const struct ct_atc_chip_sub_details atc_sub_details[NUM_CTCARDS] = {
  42         [CTSB0760] = {.subsys = PCI_SUBDEVICE_ID_CREATIVE_SB0760,
  43                       .nm_model = "SB076x"},
  44         [CTHENDRIX] = {.subsys = PCI_SUBDEVICE_ID_CREATIVE_HENDRIX,
  45                       .nm_model = "Hendrix"},
  46         [CTSB08801] = {.subsys = PCI_SUBDEVICE_ID_CREATIVE_SB08801,
  47                       .nm_model = "SB0880"},
  48         [CTSB08802] = {.subsys = PCI_SUBDEVICE_ID_CREATIVE_SB08802,
  49                       .nm_model = "SB0880"},
  50         [CTSB08803] = {.subsys = PCI_SUBDEVICE_ID_CREATIVE_SB08803,
  51                       .nm_model = "SB0880"}
  52 };
  53
  54 static struct ct_atc_chip_details atc_chip_details[] = {
  55         {.vendor = PCI_VENDOR_ID_CREATIVE,
  56          .device = PCI_DEVICE_ID_CREATIVE_20K1,
  57          .sub_details = NULL,
  58          .nm_card = "X-Fi 20k1"},
  59         {.vendor = PCI_VENDOR_ID_CREATIVE,
  60          .device = PCI_DEVICE_ID_CREATIVE_20K2,
  61          .sub_details = atc_sub_details,
  62          .nm_card = "X-Fi 20k2"},
  63         {} /* terminator */
  64 };
  65
  66 static struct {
  67         int (*create)(struct ct_atc *atc,
  68                         enum CTALSADEVS device, const char *device_name);
  69         int (*destroy)(void *alsa_dev);
  70         const char *public_name;
  71 } alsa_dev_funcs[NUM_CTALSADEVS] = {
  72         [FRONT]         = { .create = ct_alsa_pcm_create,
  73                             .destroy = NULL,
  74                             .public_name = "Front/WaveIn"},
  75         [REAR]          = { .create = ct_alsa_pcm_create,
  76                             .destroy = NULL,
  77                             .public_name = "Rear"},
  78         [CLFE]          = { .create = ct_alsa_pcm_create,
  79                             .destroy = NULL,
  80                             .public_name = "Center/LFE"},
  81         [SURROUND]      = { .create = ct_alsa_pcm_create,
  82                             .destroy = NULL,
  83                             .public_name = "Surround"},
  84         [IEC958]        = { .create = ct_alsa_pcm_create,
  85                             .destroy = NULL,
  86                             .public_name = "IEC958 Non-audio"},
  87
  88         [MIXER]         = { .create = ct_alsa_mix_create,
  89                             .destroy = NULL,
  90                             .public_name = "Mixer"}
  91 };
  92
  93 typedef int (*create_t)(void *, void **);
  94 typedef int (*destroy_t)(void *);
  95
  96 static struct {
  97         int (*create)(void *hw, void **rmgr);
  98         int (*destroy)(void *mgr);
  99 } rsc_mgr_funcs[NUM_RSCTYP] = {
 100         [SRC]           = { .create     = (create_t)src_mgr_create,
 101                             .destroy    = (destroy_t)src_mgr_destroy    },
 102         [SRCIMP]        = { .create     = (create_t)srcimp_mgr_create,
 103                             .destroy    = (destroy_t)srcimp_mgr_destroy },
 104         [AMIXER]        = { .create     = (create_t)amixer_mgr_create,
 105                             .destroy    = (destroy_t)amixer_mgr_destroy },
 106         [SUM]           = { .create     = (create_t)sum_mgr_create,
 107                             .destroy    = (destroy_t)sum_mgr_destroy    },
 108         [DAIO]          = { .create     = (create_t)daio_mgr_create,
 109                             .destroy    = (destroy_t)daio_mgr_destroy   }
 110 };
 111
 112 static int
 113 atc_pcm_release_resources(struct ct_atc *atc, struct ct_atc_pcm *apcm);
 114
 115 /* *
 116  * Only mono and interleaved modes are supported now.
 117  * Always allocates a contiguous channel block.
 118  * */
 119
 120 static int ct_map_audio_buffer(struct ct_atc *atc, struct ct_atc_pcm *apcm)
 121 {
 122         unsigned long flags;
 123         struct snd_pcm_runtime *runtime;
 124         struct ct_vm *vm;
 125
 126         if (NULL == apcm->substream)
 127                 return 0;
 128
 129         runtime = apcm->substream->runtime;
 130         vm = atc->vm;
 131
 132         spin_lock_irqsave(&atc->vm_lock, flags);
 133         apcm->vm_block = vm->map(vm, runtime->dma_area, runtime->dma_bytes);
 134         spin_unlock_irqrestore(&atc->vm_lock, flags);
 135
 136         if (NULL == apcm->vm_block)
 137                 return -ENOENT;
 138
 139         return 0;
 140 }
 141
 142 static void ct_unmap_audio_buffer(struct ct_atc *atc, struct ct_atc_pcm *apcm)
 143 {
 144         unsigned long flags;
 145         struct ct_vm *vm;
 146
 147         if (NULL == apcm->vm_block)
 148                 return;
 149
 150         vm = atc->vm;
 151
 152         spin_lock_irqsave(&atc->vm_lock, flags);
 153         vm->unmap(vm, apcm->vm_block);
 154         spin_unlock_irqrestore(&atc->vm_lock, flags);
 155
 156         apcm->vm_block = NULL;
 157 }
 158
 159 static unsigned long atc_get_ptp_phys(struct ct_atc *atc, int index)
 160 {
 161         struct ct_vm *vm;
 162         void *kvirt_addr;
 163         unsigned long phys_addr;
 164         unsigned long flags;
 165
 166         spin_lock_irqsave(&atc->vm_lock, flags);
 167         vm = atc->vm;
 168         kvirt_addr = vm->get_ptp_virt(vm, index);
 169         if (kvirt_addr == NULL)
 170                 phys_addr = (~0UL);
 171         else
 172                 phys_addr = virt_to_phys(kvirt_addr);
 173
 174         spin_unlock_irqrestore(&atc->vm_lock, flags);
 175
 176         return phys_addr;
 177 }
 178
 179 static unsigned int convert_format(snd_pcm_format_t snd_format)
 180 {
 181         switch (snd_format) {
 182         case SNDRV_PCM_FORMAT_U8:
 183         case SNDRV_PCM_FORMAT_S8:
 184                 return SRC_SF_U8;
 185         case SNDRV_PCM_FORMAT_S16_LE:
 186         case SNDRV_PCM_FORMAT_U16_LE:
 187                 return SRC_SF_S16;
 188         case SNDRV_PCM_FORMAT_S24_3LE:
 189                 return SRC_SF_S24;
 190         case SNDRV_PCM_FORMAT_S24_LE:
 191         case SNDRV_PCM_FORMAT_S32_LE:
 192                 return SRC_SF_S32;
 193         default:
 194                 printk(KERN_ERR "ctxfi: not recognized snd format is %d \n",
 195                         snd_format);
 196                 return SRC_SF_S16;
 197         }
 198 }
 199
 200 static unsigned int
 201 atc_get_pitch(unsigned int input_rate, unsigned int output_rate)
 202 {
 203         unsigned int pitch = 0;
 204         int b = 0;
 205
 206         /* get pitch and convert to fixed-point 8.24 format. */
 207         pitch = (input_rate / output_rate) << 24;
 208         input_rate %= output_rate;
 209         input_rate /= 100;
 210         output_rate /= 100;
 211         for (b = 31; ((b >= 0) && !(input_rate >> b)); )
 212                 b--;
 213
 214         if (b >= 0) {
 215                 input_rate <<= (31 - b);
 216                 input_rate /= output_rate;
 217                 b = 24 - (31 - b);
 218                 if (b >= 0)
 219                         input_rate <<= b;
 220                 else
 221                         input_rate >>= -b;
 222
 223                 pitch |= input_rate;
 224         }
 225
 226         return pitch;
 227 }
 228
 229 static int select_rom(unsigned int pitch)
 230 {
 231         if ((pitch > 0x00428f5c) && (pitch < 0x01b851ec)) {
 232                 /* 0.26 <= pitch <= 1.72 */
 233                 return 1;
 234         } else if ((0x01d66666 == pitch) || (0x01d66667 == pitch)) {
 235                 /* pitch == 1.8375 */
 236                 return 2;
 237         } else if (0x02000000 == pitch) {
 238                 /* pitch == 2 */
 239                 return 3;
 240         } else if ((pitch >= 0x0) && (pitch <= 0x08000000)) {
 241                 /* 0 <= pitch <= 8 */
 242                 return 0;
 243         } else {
 244                 return -ENOENT;
 245         }
 246 }
 247
 248 static int atc_pcm_playback_prepare(struct ct_atc *atc, struct ct_atc_pcm *apcm)
 249 {
 250         struct src_mgr *src_mgr = atc->rsc_mgrs[SRC];
 251         struct amixer_mgr *amixer_mgr = atc->rsc_mgrs[AMIXER];
 252         struct src_desc desc = {0};
 253         struct amixer_desc mix_dsc = {0};
 254         struct src *src = NULL;
 255         struct amixer *amixer = NULL;
 256         int err = 0;
 257         int n_amixer = apcm->substream->runtime->channels, i = 0;
 258         int device = apcm->substream->pcm->device;
 259         unsigned int pitch = 0;
 260         unsigned long flags;
 261
 262         if (NULL != apcm->src) {
 263                 /* Prepared pcm playback */
 264                 return 0;
 265         }
 266
 267         /* Get SRC resource */
 268         desc.multi = apcm->substream->runtime->channels;
 269         desc.msr = atc->msr;
 270         desc.mode = MEMRD;
 271         err = src_mgr->get_src(src_mgr, &desc, (struct src **)&apcm->src);
 272         if (err)
 273                 goto error1;
 274
 275         pitch = atc_get_pitch(apcm->substream->runtime->rate,
 276                                                 (atc->rsr * atc->msr));
 277         src = apcm->src;
 278         src->ops->set_pitch(src, pitch);
 279         src->ops->set_rom(src, select_rom(pitch));
 280         src->ops->set_sf(src, convert_format(apcm->substream->runtime->format));
 281         src->ops->set_pm(src, (src->ops->next_interleave(src) != NULL));
 282
 283         /* Get AMIXER resource */
 284         n_amixer = (n_amixer < 2) ? 2 : n_amixer;
 285         apcm->amixers = kzalloc(sizeof(void *)*n_amixer, GFP_KERNEL);
 286         if (NULL == apcm->amixers) {
 287                 err = -ENOMEM;
 288                 goto error1;
 289         }
 290         mix_dsc.msr = atc->msr;
 291         for (i = 0, apcm->n_amixer = 0; i < n_amixer; i++) {
 292                 err = amixer_mgr->get_amixer(amixer_mgr, &mix_dsc,
 293                                         (struct amixer **)&apcm->amixers[i]);
 294                 if (err)
 295                         goto error1;
 296
 297                 apcm->n_amixer++;
 298         }
 299
 300         /* Set up device virtual mem map */
 301         err = ct_map_audio_buffer(atc, apcm);
 302         if (err < 0)
 303                 goto error1;
 304
 305         /* Connect resources */
 306         src = apcm->src;
 307         for (i = 0; i < n_amixer; i++) {
 308                 amixer = apcm->amixers[i];
 309                 spin_lock_irqsave(&atc->atc_lock, flags);
 310                 amixer->ops->setup(amixer, &src->rsc,
 311                                         INIT_VOL, atc->pcm[i+device*2]);
 312                 spin_unlock_irqrestore(&atc->atc_lock, flags);
 313                 src = src->ops->next_interleave(src);
 314                 if (NULL == src)
 315                         src = apcm->src;
 316         }
 317
 318         return 0;
 319
 320 error1:
 321         atc_pcm_release_resources(atc, apcm);
 322         return err;
 323 }
 324
 325 static int
 326 atc_pcm_release_resources(struct ct_atc *atc, struct ct_atc_pcm *apcm)
 327 {
 328         struct src_mgr *src_mgr = atc->rsc_mgrs[SRC];
 329         struct srcimp_mgr *srcimp_mgr = atc->rsc_mgrs[SRCIMP];
 330         struct amixer_mgr *amixer_mgr = atc->rsc_mgrs[AMIXER];
 331         struct sum_mgr *sum_mgr = atc->rsc_mgrs[SUM];
 332         struct srcimp *srcimp = NULL;
 333         int i = 0;
 334
 335         if (NULL != apcm->srcimps) {
 336                 for (i = 0; i < apcm->n_srcimp; i++) {
 337                         srcimp = apcm->srcimps[i];
 338                         srcimp->ops->unmap(srcimp);
 339                         srcimp_mgr->put_srcimp(srcimp_mgr, srcimp);
 340                         apcm->srcimps[i] = NULL;
 341                 }
 342                 kfree(apcm->srcimps);
 343                 apcm->srcimps = NULL;
 344         }
 345
 346         if (NULL != apcm->srccs) {
 347                 for (i = 0; i < apcm->n_srcc; i++) {
 348                         src_mgr->put_src(src_mgr, apcm->srccs[i]);
 349                         apcm->srccs[i] = NULL;
 350                 }
 351                 kfree(apcm->srccs);
 352                 apcm->srccs = NULL;
 353         }
 354
 355         if (NULL != apcm->amixers) {
 356                 for (i = 0; i < apcm->n_amixer; i++) {
 357                         amixer_mgr->put_amixer(amixer_mgr, apcm->amixers[i]);
 358                         apcm->amixers[i] = NULL;
 359                 }
 360                 kfree(apcm->amixers);
 361                 apcm->amixers = NULL;
 362         }
 363
 364         if (NULL != apcm->mono) {
 365                 sum_mgr->put_sum(sum_mgr, apcm->mono);
 366                 apcm->mono = NULL;
 367         }
 368
 369         if (NULL != apcm->src) {
 370                 src_mgr->put_src(src_mgr, apcm->src);
 371                 apcm->src = NULL;
 372         }
 373
 374         if (NULL != apcm->vm_block) {
 375                 /* Undo device virtual mem map */
 376                 ct_unmap_audio_buffer(atc, apcm);
 377                 apcm->vm_block = NULL;
 378         }
 379
 380         return 0;
 381 }
 382
 383 static int atc_pcm_playback_start(struct ct_atc *atc, struct ct_atc_pcm *apcm)
 384 {
 385         unsigned int max_cisz = 0;
 386         struct src *src = apcm->src;
 387
 388         max_cisz = src->multi * src->rsc.msr;
 389         max_cisz = 0x80 * (max_cisz < 8 ? max_cisz : 8);
 390
 391         src->ops->set_sa(src, apcm->vm_block->addr);
 392         src->ops->set_la(src, apcm->vm_block->addr + apcm->vm_block->size);
 393         src->ops->set_ca(src, apcm->vm_block->addr + max_cisz);
 394         src->ops->set_cisz(src, max_cisz);
 395
 396         src->ops->set_bm(src, 1);
 397         src->ops->set_state(src, SRC_STATE_INIT);
 398         src->ops->commit_write(src);
 399
 400         return 0;
 401 }
 402
 403 static int atc_pcm_stop(struct ct_atc *atc, struct ct_atc_pcm *apcm)
 404 {
 405         struct src *src = NULL;
 406         int i = 0;
 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 (NULL != 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 = 0, max_cisz = 0;
 432         int position = 0;
 433
 434         position = src->ops->get_ca(src);
 435
 436         size = apcm->vm_block->size;
 437         max_cisz = src->multi * src->rsc.msr;
 438         max_cisz = 128 * (max_cisz < 8 ? max_cisz : 8);
 439
 440         return (position + size - max_cisz - apcm->vm_block->addr) % size;
 441 }
 442
 443 struct src_node_conf_t {
 444         unsigned int pitch;
 445         unsigned int msr:8;
 446         unsigned int mix_msr:8;
 447         unsigned int imp_msr:8;
 448         unsigned int vo:1;
 449 };
 450
 451 static void setup_src_node_conf(struct ct_atc *atc, struct ct_atc_pcm *apcm,
 452                                 struct src_node_conf_t *conf, int *n_srcc)
 453 {
 454         unsigned int pitch = 0;
 455
 456         /* get pitch and convert to fixed-point 8.24 format. */
 457         pitch = atc_get_pitch((atc->rsr * atc->msr),
 458                                 apcm->substream->runtime->rate);
 459         *n_srcc = 0;
 460
 461         if (1 == atc->msr) {
 462                 *n_srcc = apcm->substream->runtime->channels;
 463                 conf[0].pitch = pitch;
 464                 conf[0].mix_msr = conf[0].imp_msr = conf[0].msr = 1;
 465                 conf[0].vo = 1;
 466         } else if (2 == atc->msr) {
 467                 if (0x8000000 < pitch) {
 468                         /* Need two-stage SRCs, SRCIMPs and
 469                          * AMIXERs for converting format */
 470                         conf[0].pitch = (atc->msr << 24);
 471                         conf[0].msr = conf[0].mix_msr = 1;
 472                         conf[0].imp_msr = atc->msr;
 473                         conf[0].vo = 0;
 474                         conf[1].pitch = atc_get_pitch(atc->rsr,
 475                                         apcm->substream->runtime->rate);
 476                         conf[1].msr = conf[1].mix_msr = conf[1].imp_msr = 1;
 477                         conf[1].vo = 1;
 478                         *n_srcc = apcm->substream->runtime->channels * 2;
 479                 } else if (0x1000000 < pitch) {
 480                         /* Need one-stage SRCs, SRCIMPs and
 481                          * AMIXERs for converting format */
 482                         conf[0].pitch = pitch;
 483                         conf[0].msr = conf[0].mix_msr
 484                                     = conf[0].imp_msr = atc->msr;
 485                         conf[0].vo = 1;
 486                         *n_srcc = apcm->substream->runtime->channels;
 487                 }
 488         }
 489 }
 490
 491 static int
 492 atc_pcm_capture_get_resources(struct ct_atc *atc, struct ct_atc_pcm *apcm)
 493 {
 494         struct src_mgr *src_mgr = atc->rsc_mgrs[SRC];
 495         struct srcimp_mgr *srcimp_mgr = atc->rsc_mgrs[SRCIMP];
 496         struct amixer_mgr *amixer_mgr = atc->rsc_mgrs[AMIXER];
 497         struct sum_mgr *sum_mgr = atc->rsc_mgrs[SUM];
 498         struct src_desc src_dsc = {0};
 499         struct src *src = NULL;
 500         struct srcimp_desc srcimp_dsc = {0};
 501         struct srcimp *srcimp = NULL;
 502         struct amixer_desc mix_dsc = {0};
 503         struct sum_desc sum_dsc = {0};
 504         unsigned int pitch = 0;
 505         int multi = 0, err = 0, i = 0;
 506         int n_srcimp = 0, n_amixer = 0, n_srcc = 0, n_sum = 0;
 507         struct src_node_conf_t src_node_conf[2] = {{0} };
 508
 509         /* The numbers of converting SRCs and SRCIMPs should be determined
 510          * by pitch value. */
 511
 512         multi = apcm->substream->runtime->channels;
 513
 514         /* get pitch and convert to fixed-point 8.24 format. */
 515         pitch = atc_get_pitch((atc->rsr * atc->msr),
 516                                 apcm->substream->runtime->rate);
 517
 518         setup_src_node_conf(atc, apcm, src_node_conf, &n_srcc);
 519         n_sum = (1 == multi) ? 1 : 0;
 520         n_amixer += n_sum * 2 + n_srcc;
 521         n_srcimp += n_srcc;
 522         if ((multi > 1) && (0x8000000 >= pitch)) {
 523                 /* Need extra AMIXERs and SRCIMPs for special treatment
 524                  * of interleaved recording of conjugate channels */
 525                 n_amixer += multi * atc->msr;
 526                 n_srcimp += multi * atc->msr;
 527         } else {
 528                 n_srcimp += multi;
 529         }
 530
 531         if (n_srcc) {
 532                 apcm->srccs = kzalloc(sizeof(void *)*n_srcc, GFP_KERNEL);
 533                 if (NULL == apcm->srccs)
 534                         return -ENOMEM;
 535         }
 536         if (n_amixer) {
 537                 apcm->amixers = kzalloc(sizeof(void *)*n_amixer, GFP_KERNEL);
 538                 if (NULL == apcm->amixers) {
 539                         err = -ENOMEM;
 540                         goto error1;
 541                 }
 542         }
 543         apcm->srcimps = kzalloc(sizeof(void *)*n_srcimp, GFP_KERNEL);
 544         if (NULL == apcm->srcimps) {
 545                 err = -ENOMEM;
 546                 goto error1;
 547         }
 548
 549         /* Allocate SRCs for sample rate conversion if needed */
 550         src_dsc.multi = 1;
 551         src_dsc.mode = ARCRW;
 552         for (i = 0, apcm->n_srcc = 0; i < n_srcc; i++) {
 553                 src_dsc.msr = src_node_conf[i/multi].msr;
 554                 err = src_mgr->get_src(src_mgr, &src_dsc,
 555                                         (struct src **)&apcm->srccs[i]);
 556                 if (err)
 557                         goto error1;
 558
 559                 src = apcm->srccs[i];
 560                 pitch = src_node_conf[i/multi].pitch;
 561                 src->ops->set_pitch(src, pitch);
 562                 src->ops->set_rom(src, select_rom(pitch));
 563                 src->ops->set_vo(src, src_node_conf[i/multi].vo);
 564
 565                 apcm->n_srcc++;
 566         }
 567
 568         /* Allocate AMIXERs for routing SRCs of conversion if needed */
 569         for (i = 0, apcm->n_amixer = 0; i < n_amixer; i++) {
 570                 if (i < (n_sum*2))
 571                         mix_dsc.msr = atc->msr;
 572                 else if (i < (n_sum*2+n_srcc))
 573                         mix_dsc.msr = src_node_conf[(i-n_sum*2)/multi].mix_msr;
 574                 else
 575                         mix_dsc.msr = 1;
 576
 577                 err = amixer_mgr->get_amixer(amixer_mgr, &mix_dsc,
 578                                         (struct amixer **)&apcm->amixers[i]);
 579                 if (err)
 580                         goto error1;
 581
 582                 apcm->n_amixer++;
 583         }
 584
 585         /* Allocate a SUM resource to mix all input channels together */
 586         sum_dsc.msr = atc->msr;
 587         err = sum_mgr->get_sum(sum_mgr, &sum_dsc, (struct sum **)&apcm->mono);
 588         if (err)
 589                 goto error1;
 590
 591         pitch = atc_get_pitch((atc->rsr * atc->msr),
 592                                 apcm->substream->runtime->rate);
 593         /* Allocate SRCIMP resources */
 594         for (i = 0, apcm->n_srcimp = 0; i < n_srcimp; i++) {
 595                 if (i < (n_srcc))
 596                         srcimp_dsc.msr = src_node_conf[i/multi].imp_msr;
 597                 else if (1 == multi)
 598                         srcimp_dsc.msr = (pitch <= 0x8000000) ? atc->msr : 1;
 599                 else
 600                         srcimp_dsc.msr = 1;
 601
 602                 err = srcimp_mgr->get_srcimp(srcimp_mgr, &srcimp_dsc, &srcimp);
 603                 if (err)
 604                         goto error1;
 605
 606                 apcm->srcimps[i] = srcimp;
 607                 apcm->n_srcimp++;
 608         }
 609
 610         /* Allocate a SRC for writing data to host memory */
 611         src_dsc.multi = apcm->substream->runtime->channels;
 612         src_dsc.msr = 1;
 613         src_dsc.mode = MEMWR;
 614         err = src_mgr->get_src(src_mgr, &src_dsc, (struct src **)&apcm->src);
 615         if (err)
 616                 goto error1;
 617
 618         src = apcm->src;
 619         src->ops->set_pitch(src, pitch);
 620
 621         /* Set up device virtual mem map */
 622         err = ct_map_audio_buffer(atc, apcm);
 623         if (err < 0)
 624                 goto error1;
 625
 626         return 0;
 627
 628 error1:
 629         atc_pcm_release_resources(atc, apcm);
 630         return err;
 631 }
 632
 633 static int atc_pcm_capture_prepare(struct ct_atc *atc, struct ct_atc_pcm *apcm)
 634 {
 635         struct src *src = NULL;
 636         struct amixer *amixer = NULL;
 637         struct srcimp *srcimp = NULL;
 638         struct ct_mixer *mixer = atc->mixer;
 639         struct sum *mono = NULL;
 640         struct rsc *out_ports[8] = {NULL};
 641         int err = 0, i = 0, j = 0, n_sum = 0, multi = 0;
 642         unsigned int pitch = 0;
 643         int mix_base = 0, imp_base = 0;
 644
 645         if (NULL != apcm->src) {
 646                 /* Prepared pcm capture */
 647                 return 0;
 648         }
 649
 650         /* Get needed resources. */
 651         err = atc_pcm_capture_get_resources(atc, apcm);
 652         if (err)
 653                 return err;
 654
 655         /* Connect resources */
 656         mixer->get_output_ports(mixer, MIX_PCMO_FRONT,
 657                                 &out_ports[0], &out_ports[1]);
 658
 659         multi = apcm->substream->runtime->channels;
 660         if (1 == multi) {
 661                 mono = apcm->mono;
 662                 for (i = 0; i < 2; i++) {
 663                         amixer = apcm->amixers[i];
 664                         amixer->ops->setup(amixer, out_ports[i],
 665                                                 MONO_SUM_SCALE, mono);
 666                 }
 667                 out_ports[0] = &mono->rsc;
 668                 n_sum = 1;
 669                 mix_base = n_sum * 2;
 670         }
 671
 672         for (i = 0; i < apcm->n_srcc; i++) {
 673                 src = apcm->srccs[i];
 674                 srcimp = apcm->srcimps[imp_base+i];
 675                 amixer = apcm->amixers[mix_base+i];
 676                 srcimp->ops->map(srcimp, src, out_ports[i%multi]);
 677                 amixer->ops->setup(amixer, &src->rsc, INIT_VOL, NULL);
 678                 out_ports[i%multi] = &amixer->rsc;
 679         }
 680
 681         pitch = atc_get_pitch((atc->rsr * atc->msr),
 682                                 apcm->substream->runtime->rate);
 683
 684         if ((multi > 1) && (pitch <= 0x8000000)) {
 685                 /* Special connection for interleaved
 686                  * recording with conjugate channels */
 687                 for (i = 0; i < multi; i++) {
 688                         out_ports[i]->ops->master(out_ports[i]);
 689                         for (j = 0; j < atc->msr; j++) {
 690                                 amixer = apcm->amixers[apcm->n_srcc+j*multi+i];
 691                                 amixer->ops->set_input(amixer, out_ports[i]);
 692                                 amixer->ops->set_scale(amixer, INIT_VOL);
 693                                 amixer->ops->set_sum(amixer, NULL);
 694                                 amixer->ops->commit_raw_write(amixer);
 695                                 out_ports[i]->ops->next_conj(out_ports[i]);
 696
 697                                 srcimp = apcm->srcimps[apcm->n_srcc+j*multi+i];
 698                                 srcimp->ops->map(srcimp, apcm->src,
 699                                                         &amixer->rsc);
 700                         }
 701                 }
 702         } else {
 703                 for (i = 0; i < multi; i++) {
 704                         srcimp = apcm->srcimps[apcm->n_srcc+i];
 705                         srcimp->ops->map(srcimp, apcm->src, out_ports[i]);
 706                 }
 707         }
 708
 709         return 0;
 710 }
 711
 712 static int atc_pcm_capture_start(struct ct_atc *atc, struct ct_atc_pcm *apcm)
 713 {
 714         struct src *src = NULL;
 715         struct src_mgr *src_mgr = atc->rsc_mgrs[SRC];
 716         int i = 0, multi = 0;
 717
 718         if (apcm->started)
 719                 return 0;
 720
 721         apcm->started = 1;
 722         multi = apcm->substream->runtime->channels;
 723         /* Set up converting SRCs */
 724         for (i = 0; i < apcm->n_srcc; i++) {
 725                 src = apcm->srccs[i];
 726                 src->ops->set_pm(src, ((i%multi) != (multi-1)));
 727                 src_mgr->src_disable(src_mgr, src);
 728         }
 729
 730         /*  Set up recording SRC */
 731         src = apcm->src;
 732         src->ops->set_sf(src, convert_format(apcm->substream->runtime->format));
 733         src->ops->set_sa(src, apcm->vm_block->addr);
 734         src->ops->set_la(src, apcm->vm_block->addr + apcm->vm_block->size);
 735         src->ops->set_ca(src, apcm->vm_block->addr);
 736         src_mgr->src_disable(src_mgr, src);
 737
 738         /* Disable relevant SRCs firstly */
 739         src_mgr->commit_write(src_mgr);
 740
 741         /* Enable SRCs respectively */
 742         for (i = 0; i < apcm->n_srcc; i++) {
 743                 src = apcm->srccs[i];
 744                 src->ops->set_state(src, SRC_STATE_RUN);
 745                 src->ops->commit_write(src);
 746                 src_mgr->src_enable_s(src_mgr, src);
 747         }
 748         src = apcm->src;
 749         src->ops->set_bm(src, 1);
 750         src->ops->set_state(src, SRC_STATE_RUN);
 751         src->ops->commit_write(src);
 752         src_mgr->src_enable_s(src_mgr, src);
 753
 754         /* Enable relevant SRCs synchronously */
 755         src_mgr->commit_write(src_mgr);
 756
 757         return 0;
 758 }
 759
 760 static int
 761 atc_pcm_capture_position(struct ct_atc *atc, struct ct_atc_pcm *apcm)
 762 {
 763         struct src *src = apcm->src;
 764
 765         return src->ops->get_ca(src) - apcm->vm_block->addr;
 766 }
 767
 768 static int spdif_passthru_playback_get_resources(struct ct_atc *atc,
 769                                                  struct ct_atc_pcm *apcm)
 770 {
 771         struct src_mgr *src_mgr = atc->rsc_mgrs[SRC];
 772         struct amixer_mgr *amixer_mgr = atc->rsc_mgrs[AMIXER];
 773         struct src_desc desc = {0};
 774         struct amixer_desc mix_dsc = {0};
 775         struct src *src = NULL;
 776         int err = 0;
 777         int n_amixer = apcm->substream->runtime->channels, i = 0;
 778         unsigned int pitch = 0, rsr = atc->pll_rate;
 779
 780         /* Get SRC resource */
 781         desc.multi = apcm->substream->runtime->channels;
 782         desc.msr = 1;
 783         while (apcm->substream->runtime->rate > (rsr * desc.msr))
 784                 desc.msr <<= 1;
 785
 786         desc.mode = MEMRD;
 787         err = src_mgr->get_src(src_mgr, &desc, (struct src **)&apcm->src);
 788         if (err)
 789                 goto error1;
 790
 791         pitch = atc_get_pitch(apcm->substream->runtime->rate, (rsr * desc.msr));
 792         src = apcm->src;
 793         src->ops->set_pitch(src, pitch);
 794         src->ops->set_rom(src, select_rom(pitch));
 795         src->ops->set_sf(src, convert_format(apcm->substream->runtime->format));
 796         src->ops->set_pm(src, (src->ops->next_interleave(src) != NULL));
 797         src->ops->set_bp(src, 1);
 798
 799         /* Get AMIXER resource */
 800         n_amixer = (n_amixer < 2) ? 2 : n_amixer;
 801         apcm->amixers = kzalloc(sizeof(void *)*n_amixer, GFP_KERNEL);
 802         if (NULL == apcm->amixers) {
 803                 err = -ENOMEM;
 804                 goto error1;
 805         }
 806         mix_dsc.msr = desc.msr;
 807         for (i = 0, apcm->n_amixer = 0; i < n_amixer; i++) {
 808                 err = amixer_mgr->get_amixer(amixer_mgr, &mix_dsc,
 809                                         (struct amixer **)&apcm->amixers[i]);
 810                 if (err)
 811                         goto error1;
 812
 813                 apcm->n_amixer++;
 814         }
 815
 816         /* Set up device virtual mem map */
 817         err = ct_map_audio_buffer(atc, apcm);
 818         if (err < 0)
 819                 goto error1;
 820
 821         return 0;
 822
 823 error1:
 824         atc_pcm_release_resources(atc, apcm);
 825         return err;
 826 }
 827
 828 static int
 829 spdif_passthru_playback_setup(struct ct_atc *atc, struct ct_atc_pcm *apcm)
 830 {
 831         struct dao *dao = container_of(atc->daios[SPDIFOO], struct dao, daio);
 832         unsigned long flags;
 833         unsigned int rate = apcm->substream->runtime->rate;
 834         unsigned int status = 0;
 835         int err = 0;
 836         unsigned char iec958_con_fs = 0;
 837
 838         switch (rate) {
 839         case 48000:
 840                 iec958_con_fs = IEC958_AES3_CON_FS_48000;
 841                 break;
 842         case 44100:
 843                 iec958_con_fs = IEC958_AES3_CON_FS_44100;
 844                 break;
 845         case 32000:
 846                 iec958_con_fs = IEC958_AES3_CON_FS_32000;
 847                 break;
 848         default:
 849                 return -ENOENT;
 850         }
 851
 852         spin_lock_irqsave(&atc->atc_lock, flags);
 853         dao->ops->get_spos(dao, &status);
 854         if (((status >> 24) & IEC958_AES3_CON_FS) != iec958_con_fs) {
 855                 status &= ((~IEC958_AES3_CON_FS) << 24);
 856                 status |= (iec958_con_fs << 24);
 857                 dao->ops->set_spos(dao, status);
 858                 dao->ops->commit_write(dao);
 859         }
 860         if ((rate != atc->pll_rate) && (32000 != rate)) {
 861                 err = ((struct hw *)atc->hw)->pll_init(atc->hw, rate);
 862                 atc->pll_rate = err ? 0 : rate;
 863         }
 864         spin_unlock_irqrestore(&atc->atc_lock, flags);
 865
 866         return err;
 867 }
 868
 869 static int
 870 spdif_passthru_playback_prepare(struct ct_atc *atc, struct ct_atc_pcm *apcm)
 871 {
 872         struct src *src = NULL;
 873         struct amixer *amixer = NULL;
 874         struct dao *dao = NULL;
 875         int err = 0;
 876         int i = 0;
 877         unsigned long flags;
 878
 879         if (NULL != apcm->src)
 880                 return 0;
 881
 882         /* Configure SPDIFOO and PLL to passthrough mode;
 883          * determine pll_rate. */
 884         err = spdif_passthru_playback_setup(atc, apcm);
 885         if (err)
 886                 return err;
 887
 888         /* Get needed resources. */
 889         err = spdif_passthru_playback_get_resources(atc, apcm);
 890         if (err)
 891                 return err;
 892
 893         /* Connect resources */
 894         src = apcm->src;
 895         for (i = 0; i < apcm->n_amixer; i++) {
 896                 amixer = apcm->amixers[i];
 897                 amixer->ops->setup(amixer, &src->rsc, INIT_VOL, NULL);
 898                 src = src->ops->next_interleave(src);
 899                 if (NULL == src)
 900                         src = apcm->src;
 901         }
 902         /* Connect to SPDIFOO */
 903         spin_lock_irqsave(&atc->atc_lock, flags);
 904         dao = container_of(atc->daios[SPDIFOO], struct dao, daio);
 905         amixer = apcm->amixers[0];
 906         dao->ops->set_left_input(dao, &amixer->rsc);
 907         amixer = apcm->amixers[1];
 908         dao->ops->set_right_input(dao, &amixer->rsc);
 909         spin_unlock_irqrestore(&atc->atc_lock, flags);
 910
 911         return 0;
 912 }
 913
 914 static int atc_select_line_in(struct ct_atc *atc)
 915 {
 916         struct hw *hw = atc->hw;
 917         struct ct_mixer *mixer = atc->mixer;
 918         struct src *src = NULL;
 919
 920         if (hw->is_adc_source_selected(hw, ADC_LINEIN))
 921                 return 0;
 922
 923         mixer->set_input_left(mixer, MIX_MIC_IN, NULL);
 924         mixer->set_input_right(mixer, MIX_MIC_IN, NULL);
 925
 926         hw->select_adc_source(hw, ADC_LINEIN);
 927
 928         src = atc->srcs[2];
 929         mixer->set_input_left(mixer, MIX_LINE_IN, &src->rsc);
 930         src = atc->srcs[3];
 931         mixer->set_input_right(mixer, MIX_LINE_IN, &src->rsc);
 932
 933         return 0;
 934 }
 935
 936 static int atc_select_mic_in(struct ct_atc *atc)
 937 {
 938         struct hw *hw = atc->hw;
 939         struct ct_mixer *mixer = atc->mixer;
 940         struct src *src = NULL;
 941
 942         if (hw->is_adc_source_selected(hw, ADC_MICIN))
 943                 return 0;
 944
 945         mixer->set_input_left(mixer, MIX_LINE_IN, NULL);
 946         mixer->set_input_right(mixer, MIX_LINE_IN, NULL);
 947
 948         hw->select_adc_source(hw, ADC_MICIN);
 949
 950         src = atc->srcs[2];
 951         mixer->set_input_left(mixer, MIX_MIC_IN, &src->rsc);
 952         src = atc->srcs[3];
 953         mixer->set_input_right(mixer, MIX_MIC_IN, &src->rsc);
 954
 955         return 0;
 956 }
 957
 958 static int atc_have_digit_io_switch(struct ct_atc *atc)
 959 {
 960         struct hw *hw = atc->hw;
 961
 962         return hw->have_digit_io_switch(hw);
 963 }
 964
 965 static int atc_select_digit_io(struct ct_atc *atc)
 966 {
 967         struct hw *hw = atc->hw;
 968
 969         if (hw->is_adc_source_selected(hw, ADC_NONE))
 970                 return 0;
 971
 972         hw->select_adc_source(hw, ADC_NONE);
 973
 974         return 0;
 975 }
 976
 977 static int atc_daio_unmute(struct ct_atc *atc, unsigned char state, int type)
 978 {
 979         struct daio_mgr *daio_mgr = atc->rsc_mgrs[DAIO];
 980
 981         if (state)
 982                 daio_mgr->daio_enable(daio_mgr, atc->daios[type]);
 983         else
 984                 daio_mgr->daio_disable(daio_mgr, atc->daios[type]);
 985
 986         daio_mgr->commit_write(daio_mgr);
 987
 988         return 0;
 989 }
 990
 991 static int
 992 atc_dao_get_status(struct ct_atc *atc, unsigned int *status, int type)
 993 {
 994         struct dao *dao = container_of(atc->daios[type], struct dao, daio);
 995         return dao->ops->get_spos(dao, status);
 996 }
 997
 998 static int
 999 atc_dao_set_status(struct ct_atc *atc, unsigned int status, int type)
1000 {
1001         struct dao *dao = container_of(atc->daios[type], struct dao, daio);
1002
1003         dao->ops->set_spos(dao, status);
1004         dao->ops->commit_write(dao);
1005         return 0;
1006 }
1007
1008 static int atc_line_front_unmute(struct ct_atc *atc, unsigned char state)
1009 {
1010         return atc_daio_unmute(atc, state, LINEO1);
1011 }
1012
1013 static int atc_line_surround_unmute(struct ct_atc *atc, unsigned char state)
1014 {
1015         return atc_daio_unmute(atc, state, LINEO4);
1016 }
1017
1018 static int atc_line_clfe_unmute(struct ct_atc *atc, unsigned char state)
1019 {
1020         return atc_daio_unmute(atc, state, LINEO3);
1021 }
1022
1023 static int atc_line_rear_unmute(struct ct_atc *atc, unsigned char state)
1024 {
1025         return atc_daio_unmute(atc, state, LINEO2);
1026 }
1027
1028 static int atc_line_in_unmute(struct ct_atc *atc, unsigned char state)
1029 {
1030         return atc_daio_unmute(atc, state, LINEIM);
1031 }
1032
1033 static int atc_spdif_out_unmute(struct ct_atc *atc, unsigned char state)
1034 {
1035         return atc_daio_unmute(atc, state, SPDIFOO);
1036 }
1037
1038 static int atc_spdif_in_unmute(struct ct_atc *atc, unsigned char state)
1039 {
1040         return atc_daio_unmute(atc, state, SPDIFIO);
1041 }
1042
1043 static int atc_spdif_out_get_status(struct ct_atc *atc, unsigned int *status)
1044 {
1045         return atc_dao_get_status(atc, status, SPDIFOO);
1046 }
1047
1048 static int atc_spdif_out_set_status(struct ct_atc *atc, unsigned int status)
1049 {
1050         return atc_dao_set_status(atc, status, SPDIFOO);
1051 }
1052
1053 static int atc_spdif_out_passthru(struct ct_atc *atc, unsigned char state)
1054 {
1055         unsigned long flags;
1056         struct dao_desc da_dsc = {0};
1057         struct dao *dao = NULL;
1058         int err = 0;
1059         struct ct_mixer *mixer = atc->mixer;
1060         struct rsc *rscs[2] = {NULL};
1061         unsigned int spos = 0;
1062
1063         spin_lock_irqsave(&atc->atc_lock, flags);
1064         dao = container_of(atc->daios[SPDIFOO], struct dao, daio);
1065         da_dsc.msr = state ? 1 : atc->msr;
1066         da_dsc.passthru = state ? 1 : 0;
1067         err = dao->ops->reinit(dao, &da_dsc);
1068         if (state) {
1069                 spos = IEC958_DEFAULT_CON;
1070         } else {
1071                 mixer->get_output_ports(mixer, MIX_SPDIF_OUT,
1072                                         &rscs[0], &rscs[1]);
1073                 dao->ops->set_left_input(dao, rscs[0]);
1074                 dao->ops->set_right_input(dao, rscs[1]);
1075                 /* Restore PLL to atc->rsr if needed. */
1076                 if (atc->pll_rate != atc->rsr) {
1077                         err = ((struct hw *)atc->hw)->pll_init(atc->hw,
1078                                                                atc->rsr);
1079                         atc->pll_rate = err ? 0 : atc->rsr;
1080                 }
1081         }
1082         dao->ops->set_spos(dao, spos);
1083         dao->ops->commit_write(dao);
1084         spin_unlock_irqrestore(&atc->atc_lock, flags);
1085
1086         return err;
1087 }
1088
1089 static int ct_atc_destroy(struct ct_atc *atc)
1090 {
1091         struct daio_mgr *daio_mgr = NULL;
1092         struct dao *dao = NULL;
1093         struct dai *dai = NULL;
1094         struct daio *daio = NULL;
1095         struct sum_mgr *sum_mgr = NULL;
1096         struct src_mgr *src_mgr = NULL;
1097         struct srcimp_mgr *srcimp_mgr = NULL;
1098         struct srcimp *srcimp = NULL;
1099         struct ct_mixer *mixer = NULL;
1100         int i = 0;
1101
1102         if (NULL == atc)
1103                 return 0;
1104
1105         /* Stop hardware and disable all interrupts */
1106         if (NULL != atc->hw)
1107                 ((struct hw *)atc->hw)->card_stop(atc->hw);
1108
1109         /* Destroy internal mixer objects */
1110         if (NULL != atc->mixer) {
1111                 mixer = atc->mixer;
1112                 mixer->set_input_left(mixer, MIX_LINE_IN, NULL);
1113                 mixer->set_input_right(mixer, MIX_LINE_IN, NULL);
1114                 mixer->set_input_left(mixer, MIX_MIC_IN, NULL);
1115                 mixer->set_input_right(mixer, MIX_MIC_IN, NULL);
1116                 mixer->set_input_left(mixer, MIX_SPDIF_IN, NULL);
1117                 mixer->set_input_right(mixer, MIX_SPDIF_IN, NULL);
1118                 ct_mixer_destroy(atc->mixer);
1119         }
1120
1121         if (NULL != atc->daios) {
1122                 daio_mgr = (struct daio_mgr *)atc->rsc_mgrs[DAIO];
1123                 for (i = 0; i < atc->n_daio; i++) {
1124                         daio = atc->daios[i];
1125                         if (daio->type < LINEIM) {
1126                                 dao = container_of(daio, struct dao, daio);
1127                                 dao->ops->clear_left_input(dao);
1128                                 dao->ops->clear_right_input(dao);
1129                         } else {
1130                                 dai = container_of(daio, struct dai, daio);
1131                                 /* some thing to do for dai ... */
1132                         }
1133                         daio_mgr->put_daio(daio_mgr, daio);
1134                 }
1135                 kfree(atc->daios);
1136         }
1137
1138         if (NULL != atc->pcm) {
1139                 sum_mgr = atc->rsc_mgrs[SUM];
1140                 for (i = 0; i < atc->n_pcm; i++)
1141                         sum_mgr->put_sum(sum_mgr, atc->pcm[i]);
1142
1143                 kfree(atc->pcm);
1144         }
1145
1146         if (NULL != atc->srcs) {
1147                 src_mgr = atc->rsc_mgrs[SRC];
1148                 for (i = 0; i < atc->n_src; i++)
1149                         src_mgr->put_src(src_mgr, atc->srcs[i]);
1150
1151                 kfree(atc->srcs);
1152         }
1153
1154         if (NULL != atc->srcimps) {
1155                 srcimp_mgr = atc->rsc_mgrs[SRCIMP];
1156                 for (i = 0; i < atc->n_srcimp; i++) {
1157                         srcimp = atc->srcimps[i];
1158                         srcimp->ops->unmap(srcimp);
1159                         srcimp_mgr->put_srcimp(srcimp_mgr, atc->srcimps[i]);
1160                 }
1161                 kfree(atc->srcimps);
1162         }
1163
1164         for (i = 0; i < NUM_RSCTYP; i++) {
1165                 if ((NULL != rsc_mgr_funcs[i].destroy) &&
1166                     (NULL != atc->rsc_mgrs[i]))
1167                         rsc_mgr_funcs[i].destroy(atc->rsc_mgrs[i]);
1168
1169         }
1170
1171         if (NULL != atc->hw)
1172                 destroy_hw_obj((struct hw *)atc->hw);
1173
1174         /* Destroy device virtual memory manager object */
1175         if (NULL != atc->vm) {
1176                 ct_vm_destroy(atc->vm);
1177                 atc->vm = NULL;
1178         }
1179
1180         kfree(atc);
1181
1182         return 0;
1183 }
1184
1185 static int atc_dev_free(struct snd_device *dev)
1186 {
1187         struct ct_atc *atc = dev->device_data;
1188         return ct_atc_destroy(atc);
1189 }
1190
1191 static int atc_identify_card(struct ct_atc *atc)
1192 {
1193         u16 subsys;
1194         u8 revision;
1195         struct pci_dev *pci = atc->pci;
1196         const struct ct_atc_chip_details *d;
1197         enum CTCARDS i;
1198
1199         subsys = pci->subsystem_device;
1200         revision = pci->revision;
1201         atc->chip_details = NULL;
1202         atc->model = NUM_CTCARDS;
1203         for (d = atc_chip_details; d->vendor; d++) {
1204                 if (d->vendor != pci->vendor || d->device != pci->device)
1205                         continue;
1206
1207                 if (NULL == d->sub_details) {
1208                         atc->chip_details = d;
1209                         break;
1210                 }
1211                 for (i = 0; i < NUM_CTCARDS; i++) {
1212                         if ((d->sub_details[i].subsys == subsys) ||
1213                             (((subsys & 0x6000) == 0x6000) &&
1214                             ((d->sub_details[i].subsys & 0x6000) == 0x6000))) {
1215                                 atc->model = i;
1216                                 break;
1217                         }
1218                 }
1219                 if (i >= NUM_CTCARDS)
1220                         continue;
1221
1222                 atc->chip_details = d;
1223                 break;
1224                 /* not take revision into consideration now */
1225         }
1226         if (!d->vendor)
1227                 return -ENOENT;
1228
1229         return 0;
1230 }
1231
1232 static int ct_create_alsa_devs(struct ct_atc *atc)
1233 {
1234         enum CTALSADEVS i;
1235         struct hw *hw = atc->hw;
1236         int err;
1237
1238         switch (hw->get_chip_type(hw)) {
1239         case ATC20K1:
1240                 alsa_dev_funcs[MIXER].public_name = "20K1";
1241                 break;
1242         case ATC20K2:
1243                 alsa_dev_funcs[MIXER].public_name = "20K2";
1244                 break;
1245         default:
1246                 alsa_dev_funcs[MIXER].public_name = "Unknown";
1247                 break;
1248         }
1249
1250         for (i = 0; i < NUM_CTALSADEVS; i++) {
1251                 if (NULL == alsa_dev_funcs[i].create)
1252                         continue;
1253
1254                 err = alsa_dev_funcs[i].create(atc, i,
1255                                 alsa_dev_funcs[i].public_name);
1256                 if (err) {
1257                         printk(KERN_ERR "ctxfi: "
1258                                "Creating alsa device %d failed!\n", i);
1259                         return err;
1260                 }
1261         }
1262
1263         return 0;
1264 }
1265
1266 static int atc_create_hw_devs(struct ct_atc *atc)
1267 {
1268         struct hw *hw = NULL;
1269         struct card_conf info = {0};
1270         int i = 0, err = 0;
1271
1272         err = create_hw_obj(atc->pci, &hw);
1273         if (err) {
1274                 printk(KERN_ERR "Failed to create hw obj!!!\n");
1275                 return err;
1276         }
1277         atc->hw = hw;
1278
1279         /* Initialize card hardware. */
1280         info.rsr = atc->rsr;
1281         info.msr = atc->msr;
1282         info.vm_pgt_phys = atc_get_ptp_phys(atc, 0);
1283         err = hw->card_init(hw, &info);
1284         if (err < 0)
1285                 return err;
1286
1287         for (i = 0; i < NUM_RSCTYP; i++) {
1288                 if (NULL == rsc_mgr_funcs[i].create)
1289                         continue;
1290
1291                 err = rsc_mgr_funcs[i].create(atc->hw, &atc->rsc_mgrs[i]);
1292                 if (err) {
1293                         printk(KERN_ERR "ctxfi: "
1294                                "Failed to create rsc_mgr %d!!!\n", i);
1295                         return err;
1296                 }
1297         }
1298
1299         return 0;
1300 }
1301
1302 static int atc_get_resources(struct ct_atc *atc)
1303 {
1304         struct daio_desc da_desc = {0};
1305         struct daio_mgr *daio_mgr = NULL;
1306         struct src_desc src_dsc = {0};
1307         struct src_mgr *src_mgr = NULL;
1308         struct srcimp_desc srcimp_dsc = {0};
1309         struct srcimp_mgr *srcimp_mgr = NULL;
1310         struct sum_desc sum_dsc = {0};
1311         struct sum_mgr *sum_mgr = NULL;
1312         int err = 0, i = 0;
1313         unsigned short subsys_id;
1314
1315         atc->daios = kzalloc(sizeof(void *)*(DAIONUM), GFP_KERNEL);
1316         if (NULL == atc->daios)
1317                 return -ENOMEM;
1318
1319         atc->srcs = kzalloc(sizeof(void *)*(2*2), GFP_KERNEL);
1320         if (NULL == atc->srcs)
1321                 return -ENOMEM;
1322
1323         atc->srcimps = kzalloc(sizeof(void *)*(2*2), GFP_KERNEL);
1324         if (NULL == atc->srcimps)
1325                 return -ENOMEM;
1326
1327         atc->pcm = kzalloc(sizeof(void *)*(2*4), GFP_KERNEL);
1328         if (NULL == atc->pcm)
1329                 return -ENOMEM;
1330
1331         daio_mgr = (struct daio_mgr *)atc->rsc_mgrs[DAIO];
1332         da_desc.msr = atc->msr;
1333         for (i = 0, atc->n_daio = 0; i < DAIONUM-1; i++) {
1334                 da_desc.type = i;
1335                 err = daio_mgr->get_daio(daio_mgr, &da_desc,
1336                                         (struct daio **)&atc->daios[i]);
1337                 if (err) {
1338                         printk(KERN_ERR "ctxfi: Failed to get DAIO "
1339                                         "resource %d!!!\n", i);
1340                         return err;
1341                 }
1342                 atc->n_daio++;
1343         }
1344         subsys_id = atc->pci->subsystem_device;
1345         if ((subsys_id == 0x0029) || (subsys_id == 0x0031)) {
1346                 /* SB073x cards */
1347                 da_desc.type = SPDIFI1;
1348         } else {
1349                 da_desc.type = SPDIFIO;
1350         }
1351         err = daio_mgr->get_daio(daio_mgr, &da_desc,
1352                                 (struct daio **)&atc->daios[i]);
1353         if (err) {
1354                 printk(KERN_ERR "ctxfi: Failed to get S/PDIF-in resource!!!\n");
1355                 return err;
1356         }
1357         atc->n_daio++;
1358
1359         src_mgr = atc->rsc_mgrs[SRC];
1360         src_dsc.multi = 1;
1361         src_dsc.msr = atc->msr;
1362         src_dsc.mode = ARCRW;
1363         for (i = 0, atc->n_src = 0; i < (2*2); i++) {
1364                 err = src_mgr->get_src(src_mgr, &src_dsc,
1365                                         (struct src **)&atc->srcs[i]);
1366                 if (err)
1367                         return err;
1368
1369                 atc->n_src++;
1370         }
1371
1372         srcimp_mgr = atc->rsc_mgrs[SRCIMP];
1373         srcimp_dsc.msr = 8; /* SRCIMPs for S/PDIFIn SRT */
1374         for (i = 0, atc->n_srcimp = 0; i < (2*1); i++) {
1375                 err = srcimp_mgr->get_srcimp(srcimp_mgr, &srcimp_dsc,
1376                                         (struct srcimp **)&atc->srcimps[i]);
1377                 if (err)
1378                         return err;
1379
1380                 atc->n_srcimp++;
1381         }
1382         srcimp_dsc.msr = 8; /* SRCIMPs for LINE/MICIn SRT */
1383         for (i = 0; i < (2*1); i++) {
1384                 err = srcimp_mgr->get_srcimp(srcimp_mgr, &srcimp_dsc,
1385                                 (struct srcimp **)&atc->srcimps[2*1+i]);
1386                 if (err)
1387                         return err;
1388
1389                 atc->n_srcimp++;
1390         }
1391
1392         sum_mgr = atc->rsc_mgrs[SUM];
1393         sum_dsc.msr = atc->msr;
1394         for (i = 0, atc->n_pcm = 0; i < (2*4); i++) {
1395                 err = sum_mgr->get_sum(sum_mgr, &sum_dsc,
1396                                         (struct sum **)&atc->pcm[i]);
1397                 if (err)
1398                         return err;
1399
1400                 atc->n_pcm++;
1401         }
1402
1403         err = ct_mixer_create(atc, (struct ct_mixer **)&atc->mixer);
1404         if (err) {
1405                 printk(KERN_ERR "ctxfi: Failed to create mixer obj!!!\n");
1406                 return err;
1407         }
1408
1409         return 0;
1410 }
1411
1412 static void
1413 atc_connect_dai(struct src_mgr *src_mgr, struct dai *dai,
1414                 struct src **srcs, struct srcimp **srcimps)
1415 {
1416         struct rsc *rscs[2] = {NULL};
1417         struct src *src = NULL;
1418         struct srcimp *srcimp = NULL;
1419         int i = 0;
1420
1421         rscs[0] = &dai->daio.rscl;
1422         rscs[1] = &dai->daio.rscr;
1423         for (i = 0; i < 2; i++) {
1424                 src = srcs[i];
1425                 srcimp = srcimps[i];
1426                 srcimp->ops->map(srcimp, src, rscs[i]);
1427                 src_mgr->src_disable(src_mgr, src);
1428         }
1429
1430         src_mgr->commit_write(src_mgr); /* Actually disable SRCs */
1431
1432         src = srcs[0];
1433         src->ops->set_pm(src, 1);
1434         for (i = 0; i < 2; i++) {
1435                 src = srcs[i];
1436                 src->ops->set_state(src, SRC_STATE_RUN);
1437                 src->ops->commit_write(src);
1438                 src_mgr->src_enable_s(src_mgr, src);
1439         }
1440
1441         dai->ops->set_srt_srcl(dai, &(srcs[0]->rsc));
1442         dai->ops->set_srt_srcr(dai, &(srcs[1]->rsc));
1443
1444         dai->ops->set_enb_src(dai, 1);
1445         dai->ops->set_enb_srt(dai, 1);
1446         dai->ops->commit_write(dai);
1447
1448         src_mgr->commit_write(src_mgr); /* Synchronously enable SRCs */
1449 }
1450
1451 static void atc_connect_resources(struct ct_atc *atc)
1452 {
1453         struct dai *dai = NULL;
1454         struct dao *dao = NULL;
1455         struct src *src = NULL;
1456         struct sum *sum = NULL;
1457         struct ct_mixer *mixer = NULL;
1458         struct rsc *rscs[2] = {NULL};
1459         int i = 0, j = 0;
1460
1461         mixer = atc->mixer;
1462
1463         for (i = MIX_WAVE_FRONT, j = LINEO1; i <= MIX_SPDIF_OUT; i++, j++) {
1464                 mixer->get_output_ports(mixer, i, &rscs[0], &rscs[1]);
1465                 dao = container_of(atc->daios[j], struct dao, daio);
1466                 dao->ops->set_left_input(dao, rscs[0]);
1467                 dao->ops->set_right_input(dao, rscs[1]);
1468         }
1469
1470         dai = container_of(atc->daios[LINEIM], struct dai, daio);
1471         atc_connect_dai(atc->rsc_mgrs[SRC], dai,
1472                         (struct src **)&atc->srcs[2],
1473                         (struct srcimp **)&atc->srcimps[2]);
1474         src = atc->srcs[2];
1475         mixer->set_input_left(mixer, MIX_LINE_IN, &src->rsc);
1476         src = atc->srcs[3];
1477         mixer->set_input_right(mixer, MIX_LINE_IN, &src->rsc);
1478
1479         dai = container_of(atc->daios[SPDIFIO], struct dai, daio);
1480         atc_connect_dai(atc->rsc_mgrs[SRC], dai,
1481                         (struct src **)&atc->srcs[0],
1482                         (struct srcimp **)&atc->srcimps[0]);
1483
1484         src = atc->srcs[0];
1485         mixer->set_input_left(mixer, MIX_SPDIF_IN, &src->rsc);
1486         src = atc->srcs[1];
1487         mixer->set_input_right(mixer, MIX_SPDIF_IN, &src->rsc);
1488
1489         for (i = MIX_PCMI_FRONT, j = 0; i <= MIX_PCMI_SURROUND; i++, j += 2) {
1490                 sum = atc->pcm[j];
1491                 mixer->set_input_left(mixer, i, &sum->rsc);
1492                 sum = atc->pcm[j+1];
1493                 mixer->set_input_right(mixer, i, &sum->rsc);
1494         }
1495 }
1496
1497 static void atc_set_ops(struct ct_atc *atc)
1498 {
1499         /* Set operations */
1500         atc->map_audio_buffer = ct_map_audio_buffer;
1501         atc->unmap_audio_buffer = ct_unmap_audio_buffer;
1502         atc->pcm_playback_prepare = atc_pcm_playback_prepare;
1503         atc->pcm_release_resources = atc_pcm_release_resources;
1504         atc->pcm_playback_start = atc_pcm_playback_start;
1505         atc->pcm_playback_stop = atc_pcm_stop;
1506         atc->pcm_playback_position = atc_pcm_playback_position;
1507         atc->pcm_capture_prepare = atc_pcm_capture_prepare;
1508         atc->pcm_capture_start = atc_pcm_capture_start;
1509         atc->pcm_capture_stop = atc_pcm_stop;
1510         atc->pcm_capture_position = atc_pcm_capture_position;
1511         atc->spdif_passthru_playback_prepare = spdif_passthru_playback_prepare;
1512         atc->get_ptp_phys = atc_get_ptp_phys;
1513         atc->select_line_in = atc_select_line_in;
1514         atc->select_mic_in = atc_select_mic_in;
1515         atc->select_digit_io = atc_select_digit_io;
1516         atc->line_front_unmute = atc_line_front_unmute;
1517         atc->line_surround_unmute = atc_line_surround_unmute;
1518         atc->line_clfe_unmute = atc_line_clfe_unmute;
1519         atc->line_rear_unmute = atc_line_rear_unmute;
1520         atc->line_in_unmute = atc_line_in_unmute;
1521         atc->spdif_out_unmute = atc_spdif_out_unmute;
1522         atc->spdif_in_unmute = atc_spdif_in_unmute;
1523         atc->spdif_out_get_status = atc_spdif_out_get_status;
1524         atc->spdif_out_set_status = atc_spdif_out_set_status;
1525         atc->spdif_out_passthru = atc_spdif_out_passthru;
1526         atc->have_digit_io_switch = atc_have_digit_io_switch;
1527 }
1528
1529 /**
1530  *  ct_atc_create - create and initialize a hardware manager
1531  *  @card: corresponding alsa card object
1532  *  @pci: corresponding kernel pci device object
1533  *  @ratc: return created object address in it
1534  *
1535  *  Creates and initializes a hardware manager.
1536  *
1537  *  Creates kmallocated ct_atc structure. Initializes hardware.
1538  *  Returns 0 if suceeds, or negative error code if fails.
1539  */
1540
1541 int ct_atc_create(struct snd_card *card, struct pci_dev *pci,
1542                   unsigned int rsr, unsigned int msr, struct ct_atc **ratc)
1543 {
1544         struct ct_atc *atc = NULL;
1545         static struct snd_device_ops ops = {
1546                 .dev_free = atc_dev_free,
1547         };
1548         int err = 0;
1549
1550         *ratc = NULL;
1551
1552         atc = kzalloc(sizeof(*atc), GFP_KERNEL);
1553         if (NULL == atc)
1554                 return -ENOMEM;
1555
1556         atc->card = card;
1557         atc->pci = pci;
1558         atc->rsr = rsr;
1559         atc->msr = msr;
1560
1561         /* Set operations */
1562         atc_set_ops(atc);
1563
1564         spin_lock_init(&atc->atc_lock);
1565         spin_lock_init(&atc->vm_lock);
1566
1567         /* Find card model */
1568         err = atc_identify_card(atc);
1569         if (err < 0) {
1570                 printk(KERN_ERR "ctatc: Card not recognised\n");
1571                 goto error1;
1572         }
1573
1574         /* Set up device virtual memory management object */
1575         err = ct_vm_create(&atc->vm);
1576         if (err < 0)
1577                 goto error1;
1578
1579         /* Create all atc hw devices */
1580         err = atc_create_hw_devs(atc);
1581         if (err < 0)
1582                 goto error1;
1583
1584         /* Get resources */
1585         err = atc_get_resources(atc);
1586         if (err < 0)
1587                 goto error1;
1588
1589         /* Build topology */
1590         atc_connect_resources(atc);
1591
1592         atc->create_alsa_devs = ct_create_alsa_devs;
1593
1594         err = snd_device_new(card, SNDRV_DEV_LOWLEVEL, atc, &ops);
1595         if (err < 0)
1596                 goto error1;
1597
1598         snd_card_set_dev(card, &pci->dev);
1599
1600         *ratc = atc;
1601         return 0;
1602
1603 error1:
1604         ct_atc_destroy(atc);
1605         printk(KERN_ERR "ctxfi: Something wrong!!!\n");
1606         return err;
1607 }
1608