SAFE public projects git trees. - safe/jmp/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         struct snd_pcm_runtime *runtime;
 123         struct ct_vm *vm;
 124
 125         if (NULL == apcm->substream)
 126                 return 0;
 127
 128         runtime = apcm->substream->runtime;
 129         vm = atc->vm;
 130
 131         apcm->vm_block = vm->map(vm, runtime->dma_area, runtime->dma_bytes);
 132
 133         if (NULL == apcm->vm_block)
 134                 return -ENOENT;
 135
 136         return 0;
 137 }
 138
 139 static void ct_unmap_audio_buffer(struct ct_atc *atc, struct ct_atc_pcm *apcm)
 140 {
 141         struct ct_vm *vm;
 142
 143         if (NULL == apcm->vm_block)
 144                 return;
 145
 146         vm = atc->vm;
 147
 148         vm->unmap(vm, apcm->vm_block);
 149
 150         apcm->vm_block = NULL;
 151 }
 152
 153 static unsigned long atc_get_ptp_phys(struct ct_atc *atc, int index)
 154 {
 155         struct ct_vm *vm;
 156         void *kvirt_addr;
 157         unsigned long phys_addr;
 158
 159         vm = atc->vm;
 160         kvirt_addr = vm->get_ptp_virt(vm, index);
 161         if (kvirt_addr == NULL)
 162                 phys_addr = (~0UL);
 163         else
 164                 phys_addr = virt_to_phys(kvirt_addr);
 165
 166         return phys_addr;
 167 }
 168
 169 static unsigned int convert_format(snd_pcm_format_t snd_format)
 170 {
 171         switch (snd_format) {
 172         case SNDRV_PCM_FORMAT_U8:
 173         case SNDRV_PCM_FORMAT_S8:
 174                 return SRC_SF_U8;
 175         case SNDRV_PCM_FORMAT_S16_LE:
 176         case SNDRV_PCM_FORMAT_U16_LE:
 177                 return SRC_SF_S16;
 178         case SNDRV_PCM_FORMAT_S24_3LE:
 179                 return SRC_SF_S24;
 180         case SNDRV_PCM_FORMAT_S24_LE:
 181         case SNDRV_PCM_FORMAT_S32_LE:
 182                 return SRC_SF_S32;
 183         default:
 184                 printk(KERN_ERR "ctxfi: not recognized snd format is %d \n",
 185                         snd_format);
 186                 return SRC_SF_S16;
 187         }
 188 }
 189
 190 static unsigned int
 191 atc_get_pitch(unsigned int input_rate, unsigned int output_rate)
 192 {
 193         unsigned int pitch = 0;
 194         int b = 0;
 195
 196         /* get pitch and convert to fixed-point 8.24 format. */
 197         pitch = (input_rate / output_rate) << 24;
 198         input_rate %= output_rate;
 199         input_rate /= 100;
 200         output_rate /= 100;
 201         for (b = 31; ((b >= 0) && !(input_rate >> b)); )
 202                 b--;
 203
 204         if (b >= 0) {
 205                 input_rate <<= (31 - b);
 206                 input_rate /= output_rate;
 207                 b = 24 - (31 - b);
 208                 if (b >= 0)
 209                         input_rate <<= b;
 210                 else
 211                         input_rate >>= -b;
 212
 213                 pitch |= input_rate;
 214         }
 215
 216         return pitch;
 217 }
 218
 219 static int select_rom(unsigned int pitch)
 220 {
 221         if ((pitch > 0x00428f5c) && (pitch < 0x01b851ec)) {
 222                 /* 0.26 <= pitch <= 1.72 */
 223                 return 1;
 224         } else if ((0x01d66666 == pitch) || (0x01d66667 == pitch)) {
 225                 /* pitch == 1.8375 */
 226                 return 2;
 227         } else if (0x02000000 == pitch) {
 228                 /* pitch == 2 */
 229                 return 3;
 230         } else if ((pitch >= 0x0) && (pitch <= 0x08000000)) {
 231                 /* 0 <= pitch <= 8 */
 232                 return 0;
 233         } else {
 234                 return -ENOENT;
 235         }
 236 }
 237
 238 static int atc_pcm_playback_prepare(struct ct_atc *atc, struct ct_atc_pcm *apcm)
 239 {
 240         struct src_mgr *src_mgr = atc->rsc_mgrs[SRC];
 241         struct amixer_mgr *amixer_mgr = atc->rsc_mgrs[AMIXER];
 242         struct src_desc desc = {0};
 243         struct amixer_desc mix_dsc = {0};
 244         struct src *src = NULL;
 245         struct amixer *amixer = NULL;
 246         int err = 0;
 247         int n_amixer = apcm->substream->runtime->channels, i = 0;
 248         int device = apcm->substream->pcm->device;
 249         unsigned int pitch = 0;
 250         unsigned long flags;
 251
 252         if (NULL != apcm->src) {
 253                 /* Prepared pcm playback */
 254                 return 0;
 255         }
 256
 257         /* first release old resources */
 258         atc->pcm_release_resources(atc, apcm);
 259
 260         /* Get SRC resource */
 261         desc.multi = apcm->substream->runtime->channels;
 262         desc.msr = atc->msr;
 263         desc.mode = MEMRD;
 264         err = src_mgr->get_src(src_mgr, &desc, (struct src **)&apcm->src);
 265         if (err)
 266                 goto error1;
 267
 268         pitch = atc_get_pitch(apcm->substream->runtime->rate,
 269                                                 (atc->rsr * atc->msr));
 270         src = apcm->src;
 271         src->ops->set_pitch(src, pitch);
 272         src->ops->set_rom(src, select_rom(pitch));
 273         src->ops->set_sf(src, convert_format(apcm->substream->runtime->format));
 274         src->ops->set_pm(src, (src->ops->next_interleave(src) != NULL));
 275
 276         /* Get AMIXER resource */
 277         n_amixer = (n_amixer < 2) ? 2 : n_amixer;
 278         apcm->amixers = kzalloc(sizeof(void *)*n_amixer, GFP_KERNEL);
 279         if (NULL == apcm->amixers) {
 280                 err = -ENOMEM;
 281                 goto error1;
 282         }
 283         mix_dsc.msr = atc->msr;
 284         for (i = 0, apcm->n_amixer = 0; i < n_amixer; i++) {
 285                 err = amixer_mgr->get_amixer(amixer_mgr, &mix_dsc,
 286                                         (struct amixer **)&apcm->amixers[i]);
 287                 if (err)
 288                         goto error1;
 289
 290                 apcm->n_amixer++;
 291         }
 292
 293         /* Set up device virtual mem map */
 294         err = ct_map_audio_buffer(atc, apcm);
 295         if (err < 0)
 296                 goto error1;
 297
 298         /* Connect resources */
 299         src = apcm->src;
 300         for (i = 0; i < n_amixer; i++) {
 301                 amixer = apcm->amixers[i];
 302                 spin_lock_irqsave(&atc->atc_lock, flags);
 303                 amixer->ops->setup(amixer, &src->rsc,
 304                                         INIT_VOL, atc->pcm[i+device*2]);
 305                 spin_unlock_irqrestore(&atc->atc_lock, flags);
 306                 src = src->ops->next_interleave(src);
 307                 if (NULL == src)
 308                         src = apcm->src;
 309         }
 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 = NULL;
 326         int i = 0;
 327
 328         if (NULL != 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 (NULL != 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 (NULL != 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 (NULL != apcm->mono) {
 358                 sum_mgr->put_sum(sum_mgr, apcm->mono);
 359                 apcm->mono = NULL;
 360         }
 361
 362         if (NULL != apcm->src) {
 363                 src_mgr->put_src(src_mgr, apcm->src);
 364                 apcm->src = NULL;
 365         }
 366
 367         if (NULL != 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 = 0;
 379         struct src *src = apcm->src;
 380
 381         max_cisz = src->multi * src->rsc.msr;
 382         max_cisz = 0x80 * (max_cisz < 8 ? max_cisz : 8);
 383
 384         src->ops->set_sa(src, apcm->vm_block->addr);
 385         src->ops->set_la(src, apcm->vm_block->addr + apcm->vm_block->size);
 386         src->ops->set_ca(src, apcm->vm_block->addr + max_cisz);
 387         src->ops->set_cisz(src, max_cisz);
 388
 389         src->ops->set_bm(src, 1);
 390         src->ops->set_state(src, SRC_STATE_INIT);
 391         src->ops->commit_write(src);
 392
 393         return 0;
 394 }
 395
 396 static int atc_pcm_stop(struct ct_atc *atc, struct ct_atc_pcm *apcm)
 397 {
 398         struct src *src = NULL;
 399         int i = 0;
 400
 401         src = apcm->src;
 402         src->ops->set_bm(src, 0);
 403         src->ops->set_state(src, SRC_STATE_OFF);
 404         src->ops->commit_write(src);
 405
 406         if (NULL != apcm->srccs) {
 407                 for (i = 0; i < apcm->n_srcc; i++) {
 408                         src = apcm->srccs[i];
 409                         src->ops->set_bm(src, 0);
 410                         src->ops->set_state(src, SRC_STATE_OFF);
 411                         src->ops->commit_write(src);
 412                 }
 413         }
 414
 415         apcm->started = 0;
 416
 417         return 0;
 418 }
 419
 420 static int
 421 atc_pcm_playback_position(struct ct_atc *atc, struct ct_atc_pcm *apcm)
 422 {
 423         struct src *src = apcm->src;
 424         u32 size = 0, max_cisz = 0;
 425         int position = 0;
 426
 427         position = src->ops->get_ca(src);
 428
 429         size = apcm->vm_block->size;
 430         max_cisz = src->multi * src->rsc.msr;
 431         max_cisz = 128 * (max_cisz < 8 ? max_cisz : 8);
 432
 433         return (position + size - max_cisz - apcm->vm_block->addr) % size;
 434 }
 435
 436 struct src_node_conf_t {
 437         unsigned int pitch;
 438         unsigned int msr:8;
 439         unsigned int mix_msr:8;
 440         unsigned int imp_msr:8;
 441         unsigned int vo:1;
 442 };
 443
 444 static void setup_src_node_conf(struct ct_atc *atc, struct ct_atc_pcm *apcm,
 445                                 struct src_node_conf_t *conf, int *n_srcc)
 446 {
 447         unsigned int pitch = 0;
 448
 449         /* get pitch and convert to fixed-point 8.24 format. */
 450         pitch = atc_get_pitch((atc->rsr * atc->msr),
 451                                 apcm->substream->runtime->rate);
 452         *n_srcc = 0;
 453
 454         if (1 == atc->msr) {
 455                 *n_srcc = apcm->substream->runtime->channels;
 456                 conf[0].pitch = pitch;
 457                 conf[0].mix_msr = conf[0].imp_msr = conf[0].msr = 1;
 458                 conf[0].vo = 1;
 459         } else if (2 == atc->msr) {
 460                 if (0x8000000 < pitch) {
 461                         /* Need two-stage SRCs, SRCIMPs and
 462                          * AMIXERs for converting format */
 463                         conf[0].pitch = (atc->msr << 24);
 464                         conf[0].msr = conf[0].mix_msr = 1;
 465                         conf[0].imp_msr = atc->msr;
 466                         conf[0].vo = 0;
 467                         conf[1].pitch = atc_get_pitch(atc->rsr,
 468                                         apcm->substream->runtime->rate);
 469                         conf[1].msr = conf[1].mix_msr = conf[1].imp_msr = 1;
 470                         conf[1].vo = 1;
 471                         *n_srcc = apcm->substream->runtime->channels * 2;
 472                 } else if (0x1000000 < pitch) {
 473                         /* Need one-stage SRCs, SRCIMPs and
 474                          * AMIXERs for converting format */
 475                         conf[0].pitch = pitch;
 476                         conf[0].msr = conf[0].mix_msr
 477                                     = conf[0].imp_msr = atc->msr;
 478                         conf[0].vo = 1;
 479                         *n_srcc = apcm->substream->runtime->channels;
 480                 }
 481         }
 482 }
 483
 484 static int
 485 atc_pcm_capture_get_resources(struct ct_atc *atc, struct ct_atc_pcm *apcm)
 486 {
 487         struct src_mgr *src_mgr = atc->rsc_mgrs[SRC];
 488         struct srcimp_mgr *srcimp_mgr = atc->rsc_mgrs[SRCIMP];
 489         struct amixer_mgr *amixer_mgr = atc->rsc_mgrs[AMIXER];
 490         struct sum_mgr *sum_mgr = atc->rsc_mgrs[SUM];
 491         struct src_desc src_dsc = {0};
 492         struct src *src = NULL;
 493         struct srcimp_desc srcimp_dsc = {0};
 494         struct srcimp *srcimp = NULL;
 495         struct amixer_desc mix_dsc = {0};
 496         struct sum_desc sum_dsc = {0};
 497         unsigned int pitch = 0;
 498         int multi = 0, err = 0, i = 0;
 499         int n_srcimp = 0, n_amixer = 0, n_srcc = 0, n_sum = 0;
 500         struct src_node_conf_t src_node_conf[2] = {{0} };
 501
 502         /* first release old resources */
 503         atc->pcm_release_resources(atc, apcm);
 504
 505         /* The numbers of converting SRCs and SRCIMPs should be determined
 506          * by pitch value. */
 507
 508         multi = apcm->substream->runtime->channels;
 509
 510         /* get pitch and convert to fixed-point 8.24 format. */
 511         pitch = atc_get_pitch((atc->rsr * atc->msr),
 512                                 apcm->substream->runtime->rate);
 513
 514         setup_src_node_conf(atc, apcm, src_node_conf, &n_srcc);
 515         n_sum = (1 == multi) ? 1 : 0;
 516         n_amixer += n_sum * 2 + n_srcc;
 517         n_srcimp += n_srcc;
 518         if ((multi > 1) && (0x8000000 >= pitch)) {
 519                 /* Need extra AMIXERs and SRCIMPs for special treatment
 520                  * of interleaved recording of conjugate channels */
 521                 n_amixer += multi * atc->msr;
 522                 n_srcimp += multi * atc->msr;
 523         } else {
 524                 n_srcimp += multi;
 525         }
 526
 527         if (n_srcc) {
 528                 apcm->srccs = kzalloc(sizeof(void *)*n_srcc, GFP_KERNEL);
 529                 if (NULL == apcm->srccs)
 530                         return -ENOMEM;
 531         }
 532         if (n_amixer) {
 533                 apcm->amixers = kzalloc(sizeof(void *)*n_amixer, GFP_KERNEL);
 534                 if (NULL == apcm->amixers) {
 535                         err = -ENOMEM;
 536                         goto error1;
 537                 }
 538         }
 539         apcm->srcimps = kzalloc(sizeof(void *)*n_srcimp, GFP_KERNEL);
 540         if (NULL == apcm->srcimps) {
 541                 err = -ENOMEM;
 542                 goto error1;
 543         }
 544
 545         /* Allocate SRCs for sample rate conversion if needed */
 546         src_dsc.multi = 1;
 547         src_dsc.mode = ARCRW;
 548         for (i = 0, apcm->n_srcc = 0; i < n_srcc; i++) {
 549                 src_dsc.msr = src_node_conf[i/multi].msr;
 550                 err = src_mgr->get_src(src_mgr, &src_dsc,
 551                                         (struct src **)&apcm->srccs[i]);
 552                 if (err)
 553                         goto error1;
 554
 555                 src = apcm->srccs[i];
 556                 pitch = src_node_conf[i/multi].pitch;
 557                 src->ops->set_pitch(src, pitch);
 558                 src->ops->set_rom(src, select_rom(pitch));
 559                 src->ops->set_vo(src, src_node_conf[i/multi].vo);
 560
 561                 apcm->n_srcc++;
 562         }
 563
 564         /* Allocate AMIXERs for routing SRCs of conversion if needed */
 565         for (i = 0, apcm->n_amixer = 0; i < n_amixer; i++) {
 566                 if (i < (n_sum*2))
 567                         mix_dsc.msr = atc->msr;
 568                 else if (i < (n_sum*2+n_srcc))
 569                         mix_dsc.msr = src_node_conf[(i-n_sum*2)/multi].mix_msr;
 570                 else
 571                         mix_dsc.msr = 1;
 572
 573                 err = amixer_mgr->get_amixer(amixer_mgr, &mix_dsc,
 574                                         (struct amixer **)&apcm->amixers[i]);
 575                 if (err)
 576                         goto error1;
 577
 578                 apcm->n_amixer++;
 579         }
 580
 581         /* Allocate a SUM resource to mix all input channels together */
 582         sum_dsc.msr = atc->msr;
 583         err = sum_mgr->get_sum(sum_mgr, &sum_dsc, (struct sum **)&apcm->mono);
 584         if (err)
 585                 goto error1;
 586
 587         pitch = atc_get_pitch((atc->rsr * atc->msr),
 588                                 apcm->substream->runtime->rate);
 589         /* Allocate SRCIMP resources */
 590         for (i = 0, apcm->n_srcimp = 0; i < n_srcimp; i++) {
 591                 if (i < (n_srcc))
 592                         srcimp_dsc.msr = src_node_conf[i/multi].imp_msr;
 593                 else if (1 == multi)
 594                         srcimp_dsc.msr = (pitch <= 0x8000000) ? atc->msr : 1;
 595                 else
 596                         srcimp_dsc.msr = 1;
 597
 598                 err = srcimp_mgr->get_srcimp(srcimp_mgr, &srcimp_dsc, &srcimp);
 599                 if (err)
 600                         goto error1;
 601
 602                 apcm->srcimps[i] = srcimp;
 603                 apcm->n_srcimp++;
 604         }
 605
 606         /* Allocate a SRC for writing data to host memory */
 607         src_dsc.multi = apcm->substream->runtime->channels;
 608         src_dsc.msr = 1;
 609         src_dsc.mode = MEMWR;
 610         err = src_mgr->get_src(src_mgr, &src_dsc, (struct src **)&apcm->src);
 611         if (err)
 612                 goto error1;
 613
 614         src = apcm->src;
 615         src->ops->set_pitch(src, pitch);
 616
 617         /* Set up device virtual mem map */
 618         err = ct_map_audio_buffer(atc, apcm);
 619         if (err < 0)
 620                 goto error1;
 621
 622         return 0;
 623
 624 error1:
 625         atc_pcm_release_resources(atc, apcm);
 626         return err;
 627 }
 628
 629 static int atc_pcm_capture_prepare(struct ct_atc *atc, struct ct_atc_pcm *apcm)
 630 {
 631         struct src *src = NULL;
 632         struct amixer *amixer = NULL;
 633         struct srcimp *srcimp = NULL;
 634         struct ct_mixer *mixer = atc->mixer;
 635         struct sum *mono = NULL;
 636         struct rsc *out_ports[8] = {NULL};
 637         int err = 0, i = 0, j = 0, n_sum = 0, multi = 0;
 638         unsigned int pitch = 0;
 639         int mix_base = 0, imp_base = 0;
 640
 641         if (NULL != apcm->src) {
 642                 /* Prepared pcm capture */
 643                 return 0;
 644         }
 645
 646         /* Get needed resources. */
 647         err = atc_pcm_capture_get_resources(atc, apcm);
 648         if (err)
 649                 return err;
 650
 651         /* Connect resources */
 652         mixer->get_output_ports(mixer, MIX_PCMO_FRONT,
 653                                 &out_ports[0], &out_ports[1]);
 654
 655         multi = apcm->substream->runtime->channels;
 656         if (1 == multi) {
 657                 mono = apcm->mono;
 658                 for (i = 0; i < 2; i++) {
 659                         amixer = apcm->amixers[i];
 660                         amixer->ops->setup(amixer, out_ports[i],
 661                                                 MONO_SUM_SCALE, mono);
 662                 }
 663                 out_ports[0] = &mono->rsc;
 664                 n_sum = 1;
 665                 mix_base = n_sum * 2;
 666         }
 667
 668         for (i = 0; i < apcm->n_srcc; i++) {
 669                 src = apcm->srccs[i];
 670                 srcimp = apcm->srcimps[imp_base+i];
 671                 amixer = apcm->amixers[mix_base+i];
 672                 srcimp->ops->map(srcimp, src, out_ports[i%multi]);
 673                 amixer->ops->setup(amixer, &src->rsc, INIT_VOL, NULL);
 674                 out_ports[i%multi] = &amixer->rsc;
 675         }
 676
 677         pitch = atc_get_pitch((atc->rsr * atc->msr),
 678                                 apcm->substream->runtime->rate);
 679
 680         if ((multi > 1) && (pitch <= 0x8000000)) {
 681                 /* Special connection for interleaved
 682                  * recording with conjugate channels */
 683                 for (i = 0; i < multi; i++) {
 684                         out_ports[i]->ops->master(out_ports[i]);
 685                         for (j = 0; j < atc->msr; j++) {
 686                                 amixer = apcm->amixers[apcm->n_srcc+j*multi+i];
 687                                 amixer->ops->set_input(amixer, out_ports[i]);
 688                                 amixer->ops->set_scale(amixer, INIT_VOL);
 689                                 amixer->ops->set_sum(amixer, NULL);
 690                                 amixer->ops->commit_raw_write(amixer);
 691                                 out_ports[i]->ops->next_conj(out_ports[i]);
 692
 693                                 srcimp = apcm->srcimps[apcm->n_srcc+j*multi+i];
 694                                 srcimp->ops->map(srcimp, apcm->src,
 695                                                         &amixer->rsc);
 696                         }
 697                 }
 698         } else {
 699                 for (i = 0; i < multi; i++) {
 700                         srcimp = apcm->srcimps[apcm->n_srcc+i];
 701                         srcimp->ops->map(srcimp, apcm->src, out_ports[i]);
 702                 }
 703         }
 704
 705         return 0;
 706 }
 707
 708 static int atc_pcm_capture_start(struct ct_atc *atc, struct ct_atc_pcm *apcm)
 709 {
 710         struct src *src = NULL;
 711         struct src_mgr *src_mgr = atc->rsc_mgrs[SRC];
 712         int i = 0, multi = 0;
 713
 714         if (apcm->started)
 715                 return 0;
 716
 717         apcm->started = 1;
 718         multi = apcm->substream->runtime->channels;
 719         /* Set up converting SRCs */
 720         for (i = 0; i < apcm->n_srcc; i++) {
 721                 src = apcm->srccs[i];
 722                 src->ops->set_pm(src, ((i%multi) != (multi-1)));
 723                 src_mgr->src_disable(src_mgr, src);
 724         }
 725
 726         /*  Set up recording SRC */
 727         src = apcm->src;
 728         src->ops->set_sf(src, convert_format(apcm->substream->runtime->format));
 729         src->ops->set_sa(src, apcm->vm_block->addr);
 730         src->ops->set_la(src, apcm->vm_block->addr + apcm->vm_block->size);
 731         src->ops->set_ca(src, apcm->vm_block->addr);
 732         src_mgr->src_disable(src_mgr, src);
 733
 734         /* Disable relevant SRCs firstly */
 735         src_mgr->commit_write(src_mgr);
 736
 737         /* Enable SRCs respectively */
 738         for (i = 0; i < apcm->n_srcc; i++) {
 739                 src = apcm->srccs[i];
 740                 src->ops->set_state(src, SRC_STATE_RUN);
 741                 src->ops->commit_write(src);
 742                 src_mgr->src_enable_s(src_mgr, src);
 743         }
 744         src = apcm->src;
 745         src->ops->set_bm(src, 1);
 746         src->ops->set_state(src, SRC_STATE_RUN);
 747         src->ops->commit_write(src);
 748         src_mgr->src_enable_s(src_mgr, src);
 749
 750         /* Enable relevant SRCs synchronously */
 751         src_mgr->commit_write(src_mgr);
 752
 753         return 0;
 754 }
 755
 756 static int
 757 atc_pcm_capture_position(struct ct_atc *atc, struct ct_atc_pcm *apcm)
 758 {
 759         struct src *src = apcm->src;
 760
 761         return src->ops->get_ca(src) - apcm->vm_block->addr;
 762 }
 763
 764 static int spdif_passthru_playback_get_resources(struct ct_atc *atc,
 765                                                  struct ct_atc_pcm *apcm)
 766 {
 767         struct src_mgr *src_mgr = atc->rsc_mgrs[SRC];
 768         struct amixer_mgr *amixer_mgr = atc->rsc_mgrs[AMIXER];
 769         struct src_desc desc = {0};
 770         struct amixer_desc mix_dsc = {0};
 771         struct src *src = NULL;
 772         int err = 0;
 773         int n_amixer = apcm->substream->runtime->channels, i = 0;
 774         unsigned int pitch = 0, rsr = atc->pll_rate;
 775
 776         /* first release old resources */
 777         atc->pcm_release_resources(atc, apcm);
 778
 779         /* Get SRC resource */
 780         desc.multi = apcm->substream->runtime->channels;
 781         desc.msr = 1;
 782         while (apcm->substream->runtime->rate > (rsr * desc.msr))
 783                 desc.msr <<= 1;
 784
 785         desc.mode = MEMRD;
 786         err = src_mgr->get_src(src_mgr, &desc, (struct src **)&apcm->src);
 787         if (err)
 788                 goto error1;
 789
 790         pitch = atc_get_pitch(apcm->substream->runtime->rate, (rsr * desc.msr));
 791         src = apcm->src;
 792         src->ops->set_pitch(src, pitch);
 793         src->ops->set_rom(src, select_rom(pitch));
 794         src->ops->set_sf(src, convert_format(apcm->substream->runtime->format));
 795         src->ops->set_pm(src, (src->ops->next_interleave(src) != NULL));
 796         src->ops->set_bp(src, 1);
 797
 798         /* Get AMIXER resource */
 799         n_amixer = (n_amixer < 2) ? 2 : n_amixer;
 800         apcm->amixers = kzalloc(sizeof(void *)*n_amixer, GFP_KERNEL);
 801         if (NULL == apcm->amixers) {
 802                 err = -ENOMEM;
 803                 goto error1;
 804         }
 805         mix_dsc.msr = desc.msr;
 806         for (i = 0, apcm->n_amixer = 0; i < n_amixer; i++) {
 807                 err = amixer_mgr->get_amixer(amixer_mgr, &mix_dsc,
 808                                         (struct amixer **)&apcm->amixers[i]);
 809                 if (err)
 810                         goto error1;
 811
 812                 apcm->n_amixer++;
 813         }
 814
 815         /* Set up device virtual mem map */
 816         err = ct_map_audio_buffer(atc, apcm);
 817         if (err < 0)
 818                 goto error1;
 819
 820         return 0;
 821
 822 error1:
 823         atc_pcm_release_resources(atc, apcm);
 824         return err;
 825 }
 826
 827 static int
 828 spdif_passthru_playback_setup(struct ct_atc *atc, struct ct_atc_pcm *apcm)
 829 {
 830         struct dao *dao = container_of(atc->daios[SPDIFOO], struct dao, daio);
 831         unsigned long flags;
 832         unsigned int rate = apcm->substream->runtime->rate;
 833         unsigned int status = 0;
 834         int err = 0;
 835         unsigned char iec958_con_fs = 0;
 836
 837         switch (rate) {
 838         case 48000:
 839                 iec958_con_fs = IEC958_AES3_CON_FS_48000;
 840                 break;
 841         case 44100:
 842                 iec958_con_fs = IEC958_AES3_CON_FS_44100;
 843                 break;
 844         case 32000:
 845                 iec958_con_fs = IEC958_AES3_CON_FS_32000;
 846                 break;
 847         default:
 848                 return -ENOENT;
 849         }
 850
 851         spin_lock_irqsave(&atc->atc_lock, flags);
 852         dao->ops->get_spos(dao, &status);
 853         if (((status >> 24) & IEC958_AES3_CON_FS) != iec958_con_fs) {
 854                 status &= ((~IEC958_AES3_CON_FS) << 24);
 855                 status |= (iec958_con_fs << 24);
 856                 dao->ops->set_spos(dao, status);
 857                 dao->ops->commit_write(dao);
 858         }
 859         if ((rate != atc->pll_rate) && (32000 != rate)) {
 860                 err = ((struct hw *)atc->hw)->pll_init(atc->hw, rate);
 861                 atc->pll_rate = err ? 0 : rate;
 862         }
 863         spin_unlock_irqrestore(&atc->atc_lock, flags);
 864
 865         return err;
 866 }
 867
 868 static int
 869 spdif_passthru_playback_prepare(struct ct_atc *atc, struct ct_atc_pcm *apcm)
 870 {
 871         struct src *src = NULL;
 872         struct amixer *amixer = NULL;
 873         struct dao *dao = NULL;
 874         int err = 0;
 875         int i = 0;
 876         unsigned long flags;
 877
 878         if (NULL != apcm->src)
 879                 return 0;
 880
 881         /* Configure SPDIFOO and PLL to passthrough mode;
 882          * determine pll_rate. */
 883         err = spdif_passthru_playback_setup(atc, apcm);
 884         if (err)
 885                 return err;
 886
 887         /* Get needed resources. */
 888         err = spdif_passthru_playback_get_resources(atc, apcm);
 889         if (err)
 890                 return err;
 891
 892         /* Connect resources */
 893         src = apcm->src;
 894         for (i = 0; i < apcm->n_amixer; i++) {
 895                 amixer = apcm->amixers[i];
 896                 amixer->ops->setup(amixer, &src->rsc, INIT_VOL, NULL);
 897                 src = src->ops->next_interleave(src);
 898                 if (NULL == src)
 899                         src = apcm->src;
 900         }
 901         /* Connect to SPDIFOO */
 902         spin_lock_irqsave(&atc->atc_lock, flags);
 903         dao = container_of(atc->daios[SPDIFOO], struct dao, daio);
 904         amixer = apcm->amixers[0];
 905         dao->ops->set_left_input(dao, &amixer->rsc);
 906         amixer = apcm->amixers[1];
 907         dao->ops->set_right_input(dao, &amixer->rsc);
 908         spin_unlock_irqrestore(&atc->atc_lock, flags);
 909
 910         return 0;
 911 }
 912
 913 static int atc_select_line_in(struct ct_atc *atc)
 914 {
 915         struct hw *hw = atc->hw;
 916         struct ct_mixer *mixer = atc->mixer;
 917         struct src *src = NULL;
 918
 919         if (hw->is_adc_source_selected(hw, ADC_LINEIN))
 920                 return 0;
 921
 922         mixer->set_input_left(mixer, MIX_MIC_IN, NULL);
 923         mixer->set_input_right(mixer, MIX_MIC_IN, NULL);
 924
 925         hw->select_adc_source(hw, ADC_LINEIN);
 926
 927         src = atc->srcs[2];
 928         mixer->set_input_left(mixer, MIX_LINE_IN, &src->rsc);
 929         src = atc->srcs[3];
 930         mixer->set_input_right(mixer, MIX_LINE_IN, &src->rsc);
 931
 932         return 0;
 933 }
 934
 935 static int atc_select_mic_in(struct ct_atc *atc)
 936 {
 937         struct hw *hw = atc->hw;
 938         struct ct_mixer *mixer = atc->mixer;
 939         struct src *src = NULL;
 940
 941         if (hw->is_adc_source_selected(hw, ADC_MICIN))
 942                 return 0;
 943
 944         mixer->set_input_left(mixer, MIX_LINE_IN, NULL);
 945         mixer->set_input_right(mixer, MIX_LINE_IN, NULL);
 946
 947         hw->select_adc_source(hw, ADC_MICIN);
 948
 949         src = atc->srcs[2];
 950         mixer->set_input_left(mixer, MIX_MIC_IN, &src->rsc);
 951         src = atc->srcs[3];
 952         mixer->set_input_right(mixer, MIX_MIC_IN, &src->rsc);
 953
 954         return 0;
 955 }
 956
 957 static int atc_have_digit_io_switch(struct ct_atc *atc)
 958 {
 959         struct hw *hw = atc->hw;
 960
 961         return hw->have_digit_io_switch(hw);
 962 }
 963
 964 static int atc_select_digit_io(struct ct_atc *atc)
 965 {
 966         struct hw *hw = atc->hw;
 967
 968         if (hw->is_adc_source_selected(hw, ADC_NONE))
 969                 return 0;
 970
 971         hw->select_adc_source(hw, ADC_NONE);
 972
 973         return 0;
 974 }
 975
 976 static int atc_daio_unmute(struct ct_atc *atc, unsigned char state, int type)
 977 {
 978         struct daio_mgr *daio_mgr = atc->rsc_mgrs[DAIO];
 979
 980         if (state)
 981                 daio_mgr->daio_enable(daio_mgr, atc->daios[type]);
 982         else
 983                 daio_mgr->daio_disable(daio_mgr, atc->daios[type]);
 984
 985         daio_mgr->commit_write(daio_mgr);
 986
 987         return 0;
 988 }
 989
 990 static int
 991 atc_dao_get_status(struct ct_atc *atc, unsigned int *status, int type)
 992 {
 993         struct dao *dao = container_of(atc->daios[type], struct dao, daio);
 994         return dao->ops->get_spos(dao, status);
 995 }
 996
 997 static int
 998 atc_dao_set_status(struct ct_atc *atc, unsigned int status, int type)
 999 {
1000         struct dao *dao = container_of(atc->daios[type], struct dao, daio);
1001
1002         dao->ops->set_spos(dao, status);
1003         dao->ops->commit_write(dao);
1004         return 0;
1005 }
1006
1007 static int atc_line_front_unmute(struct ct_atc *atc, unsigned char state)
1008 {
1009         return atc_daio_unmute(atc, state, LINEO1);
1010 }
1011
1012 static int atc_line_surround_unmute(struct ct_atc *atc, unsigned char state)
1013 {
1014         return atc_daio_unmute(atc, state, LINEO4);
1015 }
1016
1017 static int atc_line_clfe_unmute(struct ct_atc *atc, unsigned char state)
1018 {
1019         return atc_daio_unmute(atc, state, LINEO3);
1020 }
1021
1022 static int atc_line_rear_unmute(struct ct_atc *atc, unsigned char state)
1023 {
1024         return atc_daio_unmute(atc, state, LINEO2);
1025 }
1026
1027 static int atc_line_in_unmute(struct ct_atc *atc, unsigned char state)
1028 {
1029         return atc_daio_unmute(atc, state, LINEIM);
1030 }
1031
1032 static int atc_spdif_out_unmute(struct ct_atc *atc, unsigned char state)
1033 {
1034         return atc_daio_unmute(atc, state, SPDIFOO);
1035 }
1036
1037 static int atc_spdif_in_unmute(struct ct_atc *atc, unsigned char state)
1038 {
1039         return atc_daio_unmute(atc, state, SPDIFIO);
1040 }
1041
1042 static int atc_spdif_out_get_status(struct ct_atc *atc, unsigned int *status)
1043 {
1044         return atc_dao_get_status(atc, status, SPDIFOO);
1045 }
1046
1047 static int atc_spdif_out_set_status(struct ct_atc *atc, unsigned int status)
1048 {
1049         return atc_dao_set_status(atc, status, SPDIFOO);
1050 }
1051
1052 static int atc_spdif_out_passthru(struct ct_atc *atc, unsigned char state)
1053 {
1054         unsigned long flags;
1055         struct dao_desc da_dsc = {0};
1056         struct dao *dao = NULL;
1057         int err = 0;
1058         struct ct_mixer *mixer = atc->mixer;
1059         struct rsc *rscs[2] = {NULL};
1060         unsigned int spos = 0;
1061
1062         spin_lock_irqsave(&atc->atc_lock, flags);
1063         dao = container_of(atc->daios[SPDIFOO], struct dao, daio);
1064         da_dsc.msr = state ? 1 : atc->msr;
1065         da_dsc.passthru = state ? 1 : 0;
1066         err = dao->ops->reinit(dao, &da_dsc);
1067         if (state) {
1068                 spos = IEC958_DEFAULT_CON;
1069         } else {
1070                 mixer->get_output_ports(mixer, MIX_SPDIF_OUT,
1071                                         &rscs[0], &rscs[1]);
1072                 dao->ops->set_left_input(dao, rscs[0]);
1073                 dao->ops->set_right_input(dao, rscs[1]);
1074                 /* Restore PLL to atc->rsr if needed. */
1075                 if (atc->pll_rate != atc->rsr) {
1076                         err = ((struct hw *)atc->hw)->pll_init(atc->hw,
1077                                                                atc->rsr);
1078                         atc->pll_rate = err ? 0 : atc->rsr;
1079                 }
1080         }
1081         dao->ops->set_spos(dao, spos);
1082         dao->ops->commit_write(dao);
1083         spin_unlock_irqrestore(&atc->atc_lock, flags);
1084
1085         return err;
1086 }
1087
1088 static int ct_atc_destroy(struct ct_atc *atc)
1089 {
1090         struct daio_mgr *daio_mgr = NULL;
1091         struct dao *dao = NULL;
1092         struct dai *dai = NULL;
1093         struct daio *daio = NULL;
1094         struct sum_mgr *sum_mgr = NULL;
1095         struct src_mgr *src_mgr = NULL;
1096         struct srcimp_mgr *srcimp_mgr = NULL;
1097         struct srcimp *srcimp = NULL;
1098         struct ct_mixer *mixer = NULL;
1099         int i = 0;
1100
1101         if (NULL == atc)
1102                 return 0;
1103
1104         /* Stop hardware and disable all interrupts */
1105         if (NULL != atc->hw)
1106                 ((struct hw *)atc->hw)->card_stop(atc->hw);
1107
1108         /* Destroy internal mixer objects */
1109         if (NULL != atc->mixer) {
1110                 mixer = atc->mixer;
1111                 mixer->set_input_left(mixer, MIX_LINE_IN, NULL);
1112                 mixer->set_input_right(mixer, MIX_LINE_IN, NULL);
1113                 mixer->set_input_left(mixer, MIX_MIC_IN, NULL);
1114                 mixer->set_input_right(mixer, MIX_MIC_IN, NULL);
1115                 mixer->set_input_left(mixer, MIX_SPDIF_IN, NULL);
1116                 mixer->set_input_right(mixer, MIX_SPDIF_IN, NULL);
1117                 ct_mixer_destroy(atc->mixer);
1118         }
1119
1120         if (NULL != atc->daios) {
1121                 daio_mgr = (struct daio_mgr *)atc->rsc_mgrs[DAIO];
1122                 for (i = 0; i < atc->n_daio; i++) {
1123                         daio = atc->daios[i];
1124                         if (daio->type < LINEIM) {
1125                                 dao = container_of(daio, struct dao, daio);
1126                                 dao->ops->clear_left_input(dao);
1127                                 dao->ops->clear_right_input(dao);
1128                         } else {
1129                                 dai = container_of(daio, struct dai, daio);
1130                                 /* some thing to do for dai ... */
1131                         }
1132                         daio_mgr->put_daio(daio_mgr, daio);
1133                 }
1134                 kfree(atc->daios);
1135         }
1136
1137         if (NULL != atc->pcm) {
1138                 sum_mgr = atc->rsc_mgrs[SUM];
1139                 for (i = 0; i < atc->n_pcm; i++)
1140                         sum_mgr->put_sum(sum_mgr, atc->pcm[i]);
1141
1142                 kfree(atc->pcm);
1143         }
1144
1145         if (NULL != atc->srcs) {
1146                 src_mgr = atc->rsc_mgrs[SRC];
1147                 for (i = 0; i < atc->n_src; i++)
1148                         src_mgr->put_src(src_mgr, atc->srcs[i]);
1149
1150                 kfree(atc->srcs);
1151         }
1152
1153         if (NULL != atc->srcimps) {
1154                 srcimp_mgr = atc->rsc_mgrs[SRCIMP];
1155                 for (i = 0; i < atc->n_srcimp; i++) {
1156                         srcimp = atc->srcimps[i];
1157                         srcimp->ops->unmap(srcimp);
1158                         srcimp_mgr->put_srcimp(srcimp_mgr, atc->srcimps[i]);
1159                 }
1160                 kfree(atc->srcimps);
1161         }
1162
1163         for (i = 0; i < NUM_RSCTYP; i++) {
1164                 if ((NULL != rsc_mgr_funcs[i].destroy) &&
1165                     (NULL != atc->rsc_mgrs[i]))
1166                         rsc_mgr_funcs[i].destroy(atc->rsc_mgrs[i]);
1167
1168         }
1169
1170         if (NULL != atc->hw)
1171                 destroy_hw_obj((struct hw *)atc->hw);
1172
1173         /* Destroy device virtual memory manager object */
1174         if (NULL != atc->vm) {
1175                 ct_vm_destroy(atc->vm);
1176                 atc->vm = NULL;
1177         }
1178
1179         kfree(atc);
1180
1181         return 0;
1182 }
1183
1184 static int atc_dev_free(struct snd_device *dev)
1185 {
1186         struct ct_atc *atc = dev->device_data;
1187         return ct_atc_destroy(atc);
1188 }
1189
1190 static int atc_identify_card(struct ct_atc *atc)
1191 {
1192         u16 subsys;
1193         u8 revision;
1194         struct pci_dev *pci = atc->pci;
1195         const struct ct_atc_chip_details *d;
1196         enum CTCARDS i;
1197
1198         subsys = pci->subsystem_device;
1199         revision = pci->revision;
1200         atc->chip_details = NULL;
1201         atc->model = NUM_CTCARDS;
1202         for (d = atc_chip_details; d->vendor; d++) {
1203                 if (d->vendor != pci->vendor || d->device != pci->device)
1204                         continue;
1205
1206                 if (NULL == d->sub_details) {
1207                         atc->chip_details = d;
1208                         break;
1209                 }
1210                 for (i = 0; i < NUM_CTCARDS; i++) {
1211                         if ((d->sub_details[i].subsys == subsys) ||
1212                             (((subsys & 0x6000) == 0x6000) &&
1213                             ((d->sub_details[i].subsys & 0x6000) == 0x6000))) {
1214                                 atc->model = i;
1215                                 break;
1216                         }
1217                 }
1218                 if (i >= NUM_CTCARDS)
1219                         continue;
1220
1221                 atc->chip_details = d;
1222                 break;
1223                 /* not take revision into consideration now */
1224         }
1225         if (!d->vendor)
1226                 return -ENOENT;
1227
1228         return 0;
1229 }
1230
1231 static int ct_create_alsa_devs(struct ct_atc *atc)
1232 {
1233         enum CTALSADEVS i;
1234         struct hw *hw = atc->hw;
1235         int err;
1236
1237         switch (hw->get_chip_type(hw)) {
1238         case ATC20K1:
1239                 alsa_dev_funcs[MIXER].public_name = "20K1";
1240                 break;
1241         case ATC20K2:
1242                 alsa_dev_funcs[MIXER].public_name = "20K2";
1243                 break;
1244         default:
1245                 alsa_dev_funcs[MIXER].public_name = "Unknown";
1246                 break;
1247         }
1248
1249         for (i = 0; i < NUM_CTALSADEVS; i++) {
1250                 if (NULL == alsa_dev_funcs[i].create)
1251                         continue;
1252
1253                 err = alsa_dev_funcs[i].create(atc, i,
1254                                 alsa_dev_funcs[i].public_name);
1255                 if (err) {
1256                         printk(KERN_ERR "ctxfi: "
1257                                "Creating alsa device %d failed!\n", i);
1258                         return err;
1259                 }
1260         }
1261
1262         return 0;
1263 }
1264
1265 static int atc_create_hw_devs(struct ct_atc *atc)
1266 {
1267         struct hw *hw = NULL;
1268         struct card_conf info = {0};
1269         int i = 0, err = 0;
1270
1271         err = create_hw_obj(atc->pci, &hw);
1272         if (err) {
1273                 printk(KERN_ERR "Failed to create hw obj!!!\n");
1274                 return err;
1275         }
1276         atc->hw = hw;
1277
1278         /* Initialize card hardware. */
1279         info.rsr = atc->rsr;
1280         info.msr = atc->msr;
1281         info.vm_pgt_phys = atc_get_ptp_phys(atc, 0);
1282         err = hw->card_init(hw, &info);
1283         if (err < 0)
1284                 return err;
1285
1286         for (i = 0; i < NUM_RSCTYP; i++) {
1287                 if (NULL == rsc_mgr_funcs[i].create)
1288                         continue;
1289
1290                 err = rsc_mgr_funcs[i].create(atc->hw, &atc->rsc_mgrs[i]);
1291                 if (err) {
1292                         printk(KERN_ERR "ctxfi: "
1293                                "Failed to create rsc_mgr %d!!!\n", i);
1294                         return err;
1295                 }
1296         }
1297
1298         return 0;
1299 }
1300
1301 static int atc_get_resources(struct ct_atc *atc)
1302 {
1303         struct daio_desc da_desc = {0};
1304         struct daio_mgr *daio_mgr = NULL;
1305         struct src_desc src_dsc = {0};
1306         struct src_mgr *src_mgr = NULL;
1307         struct srcimp_desc srcimp_dsc = {0};
1308         struct srcimp_mgr *srcimp_mgr = NULL;
1309         struct sum_desc sum_dsc = {0};
1310         struct sum_mgr *sum_mgr = NULL;
1311         int err = 0, i = 0;
1312         unsigned short subsys_id;
1313
1314         atc->daios = kzalloc(sizeof(void *)*(DAIONUM), GFP_KERNEL);
1315         if (NULL == atc->daios)
1316                 return -ENOMEM;
1317
1318         atc->srcs = kzalloc(sizeof(void *)*(2*2), GFP_KERNEL);
1319         if (NULL == atc->srcs)
1320                 return -ENOMEM;
1321
1322         atc->srcimps = kzalloc(sizeof(void *)*(2*2), GFP_KERNEL);
1323         if (NULL == atc->srcimps)
1324                 return -ENOMEM;
1325
1326         atc->pcm = kzalloc(sizeof(void *)*(2*4), GFP_KERNEL);
1327         if (NULL == atc->pcm)
1328                 return -ENOMEM;
1329
1330         daio_mgr = (struct daio_mgr *)atc->rsc_mgrs[DAIO];
1331         da_desc.msr = atc->msr;
1332         for (i = 0, atc->n_daio = 0; i < DAIONUM-1; i++) {
1333                 da_desc.type = i;
1334                 err = daio_mgr->get_daio(daio_mgr, &da_desc,
1335                                         (struct daio **)&atc->daios[i]);
1336                 if (err) {
1337                         printk(KERN_ERR "ctxfi: Failed to get DAIO "
1338                                         "resource %d!!!\n", i);
1339                         return err;
1340                 }
1341                 atc->n_daio++;
1342         }
1343         subsys_id = atc->pci->subsystem_device;
1344         if ((subsys_id == 0x0029) || (subsys_id == 0x0031)) {
1345                 /* SB073x cards */
1346                 da_desc.type = SPDIFI1;
1347         } else {
1348                 da_desc.type = SPDIFIO;
1349         }
1350         err = daio_mgr->get_daio(daio_mgr, &da_desc,
1351                                 (struct daio **)&atc->daios[i]);
1352         if (err) {
1353                 printk(KERN_ERR "ctxfi: Failed to get S/PDIF-in resource!!!\n");
1354                 return err;
1355         }
1356         atc->n_daio++;
1357
1358         src_mgr = atc->rsc_mgrs[SRC];
1359         src_dsc.multi = 1;
1360         src_dsc.msr = atc->msr;
1361         src_dsc.mode = ARCRW;
1362         for (i = 0, atc->n_src = 0; i < (2*2); i++) {
1363                 err = src_mgr->get_src(src_mgr, &src_dsc,
1364                                         (struct src **)&atc->srcs[i]);
1365                 if (err)
1366                         return err;
1367
1368                 atc->n_src++;
1369         }
1370
1371         srcimp_mgr = atc->rsc_mgrs[SRCIMP];
1372         srcimp_dsc.msr = 8; /* SRCIMPs for S/PDIFIn SRT */
1373         for (i = 0, atc->n_srcimp = 0; i < (2*1); i++) {
1374                 err = srcimp_mgr->get_srcimp(srcimp_mgr, &srcimp_dsc,
1375                                         (struct srcimp **)&atc->srcimps[i]);
1376                 if (err)
1377                         return err;
1378
1379                 atc->n_srcimp++;
1380         }
1381         srcimp_dsc.msr = 8; /* SRCIMPs for LINE/MICIn SRT */
1382         for (i = 0; i < (2*1); i++) {
1383                 err = srcimp_mgr->get_srcimp(srcimp_mgr, &srcimp_dsc,
1384                                 (struct srcimp **)&atc->srcimps[2*1+i]);
1385                 if (err)
1386                         return err;
1387
1388                 atc->n_srcimp++;
1389         }
1390
1391         sum_mgr = atc->rsc_mgrs[SUM];
1392         sum_dsc.msr = atc->msr;
1393         for (i = 0, atc->n_pcm = 0; i < (2*4); i++) {
1394                 err = sum_mgr->get_sum(sum_mgr, &sum_dsc,
1395                                         (struct sum **)&atc->pcm[i]);
1396                 if (err)
1397                         return err;
1398
1399                 atc->n_pcm++;
1400         }
1401
1402         err = ct_mixer_create(atc, (struct ct_mixer **)&atc->mixer);
1403         if (err) {
1404                 printk(KERN_ERR "ctxfi: Failed to create mixer obj!!!\n");
1405                 return err;
1406         }
1407
1408         return 0;
1409 }
1410
1411 static void
1412 atc_connect_dai(struct src_mgr *src_mgr, struct dai *dai,
1413                 struct src **srcs, struct srcimp **srcimps)
1414 {
1415         struct rsc *rscs[2] = {NULL};
1416         struct src *src = NULL;
1417         struct srcimp *srcimp = NULL;
1418         int i = 0;
1419
1420         rscs[0] = &dai->daio.rscl;
1421         rscs[1] = &dai->daio.rscr;
1422         for (i = 0; i < 2; i++) {
1423                 src = srcs[i];
1424                 srcimp = srcimps[i];
1425                 srcimp->ops->map(srcimp, src, rscs[i]);
1426                 src_mgr->src_disable(src_mgr, src);
1427         }
1428
1429         src_mgr->commit_write(src_mgr); /* Actually disable SRCs */
1430
1431         src = srcs[0];
1432         src->ops->set_pm(src, 1);
1433         for (i = 0; i < 2; i++) {
1434                 src = srcs[i];
1435                 src->ops->set_state(src, SRC_STATE_RUN);
1436                 src->ops->commit_write(src);
1437                 src_mgr->src_enable_s(src_mgr, src);
1438         }
1439
1440         dai->ops->set_srt_srcl(dai, &(srcs[0]->rsc));
1441         dai->ops->set_srt_srcr(dai, &(srcs[1]->rsc));
1442
1443         dai->ops->set_enb_src(dai, 1);
1444         dai->ops->set_enb_srt(dai, 1);
1445         dai->ops->commit_write(dai);
1446
1447         src_mgr->commit_write(src_mgr); /* Synchronously enable SRCs */
1448 }
1449
1450 static void atc_connect_resources(struct ct_atc *atc)
1451 {
1452         struct dai *dai = NULL;
1453         struct dao *dao = NULL;
1454         struct src *src = NULL;
1455         struct sum *sum = NULL;
1456         struct ct_mixer *mixer = NULL;
1457         struct rsc *rscs[2] = {NULL};
1458         int i = 0, j = 0;
1459
1460         mixer = atc->mixer;
1461
1462         for (i = MIX_WAVE_FRONT, j = LINEO1; i <= MIX_SPDIF_OUT; i++, j++) {
1463                 mixer->get_output_ports(mixer, i, &rscs[0], &rscs[1]);
1464                 dao = container_of(atc->daios[j], struct dao, daio);
1465                 dao->ops->set_left_input(dao, rscs[0]);
1466                 dao->ops->set_right_input(dao, rscs[1]);
1467         }
1468
1469         dai = container_of(atc->daios[LINEIM], struct dai, daio);
1470         atc_connect_dai(atc->rsc_mgrs[SRC], dai,
1471                         (struct src **)&atc->srcs[2],
1472                         (struct srcimp **)&atc->srcimps[2]);
1473         src = atc->srcs[2];
1474         mixer->set_input_left(mixer, MIX_LINE_IN, &src->rsc);
1475         src = atc->srcs[3];
1476         mixer->set_input_right(mixer, MIX_LINE_IN, &src->rsc);
1477
1478         dai = container_of(atc->daios[SPDIFIO], struct dai, daio);
1479         atc_connect_dai(atc->rsc_mgrs[SRC], dai,
1480                         (struct src **)&atc->srcs[0],
1481                         (struct srcimp **)&atc->srcimps[0]);
1482
1483         src = atc->srcs[0];
1484         mixer->set_input_left(mixer, MIX_SPDIF_IN, &src->rsc);
1485         src = atc->srcs[1];
1486         mixer->set_input_right(mixer, MIX_SPDIF_IN, &src->rsc);
1487
1488         for (i = MIX_PCMI_FRONT, j = 0; i <= MIX_PCMI_SURROUND; i++, j += 2) {
1489                 sum = atc->pcm[j];
1490                 mixer->set_input_left(mixer, i, &sum->rsc);
1491                 sum = atc->pcm[j+1];
1492                 mixer->set_input_right(mixer, i, &sum->rsc);
1493         }
1494 }
1495
1496 static void atc_set_ops(struct ct_atc *atc)
1497 {
1498         /* Set operations */
1499         atc->map_audio_buffer = ct_map_audio_buffer;
1500         atc->unmap_audio_buffer = ct_unmap_audio_buffer;
1501         atc->pcm_playback_prepare = atc_pcm_playback_prepare;
1502         atc->pcm_release_resources = atc_pcm_release_resources;
1503         atc->pcm_playback_start = atc_pcm_playback_start;
1504         atc->pcm_playback_stop = atc_pcm_stop;
1505         atc->pcm_playback_position = atc_pcm_playback_position;
1506         atc->pcm_capture_prepare = atc_pcm_capture_prepare;
1507         atc->pcm_capture_start = atc_pcm_capture_start;
1508         atc->pcm_capture_stop = atc_pcm_stop;
1509         atc->pcm_capture_position = atc_pcm_capture_position;
1510         atc->spdif_passthru_playback_prepare = spdif_passthru_playback_prepare;
1511         atc->get_ptp_phys = atc_get_ptp_phys;
1512         atc->select_line_in = atc_select_line_in;
1513         atc->select_mic_in = atc_select_mic_in;
1514         atc->select_digit_io = atc_select_digit_io;
1515         atc->line_front_unmute = atc_line_front_unmute;
1516         atc->line_surround_unmute = atc_line_surround_unmute;
1517         atc->line_clfe_unmute = atc_line_clfe_unmute;
1518         atc->line_rear_unmute = atc_line_rear_unmute;
1519         atc->line_in_unmute = atc_line_in_unmute;
1520         atc->spdif_out_unmute = atc_spdif_out_unmute;
1521         atc->spdif_in_unmute = atc_spdif_in_unmute;
1522         atc->spdif_out_get_status = atc_spdif_out_get_status;
1523         atc->spdif_out_set_status = atc_spdif_out_set_status;
1524         atc->spdif_out_passthru = atc_spdif_out_passthru;
1525         atc->have_digit_io_switch = atc_have_digit_io_switch;
1526 }
1527
1528 /**
1529  *  ct_atc_create - create and initialize a hardware manager
1530  *  @card: corresponding alsa card object
1531  *  @pci: corresponding kernel pci device object
1532  *  @ratc: return created object address in it
1533  *
1534  *  Creates and initializes a hardware manager.
1535  *
1536  *  Creates kmallocated ct_atc structure. Initializes hardware.
1537  *  Returns 0 if suceeds, or negative error code if fails.
1538  */
1539
1540 int ct_atc_create(struct snd_card *card, struct pci_dev *pci,
1541                   unsigned int rsr, unsigned int msr, struct ct_atc **ratc)
1542 {
1543         struct ct_atc *atc = NULL;
1544         static struct snd_device_ops ops = {
1545                 .dev_free = atc_dev_free,
1546         };
1547         int err = 0;
1548
1549         *ratc = NULL;
1550
1551         atc = kzalloc(sizeof(*atc), GFP_KERNEL);
1552         if (NULL == atc)
1553                 return -ENOMEM;
1554
1555         atc->card = card;
1556         atc->pci = pci;
1557         atc->rsr = rsr;
1558         atc->msr = msr;
1559
1560         /* Set operations */
1561         atc_set_ops(atc);
1562
1563         spin_lock_init(&atc->atc_lock);
1564
1565         /* Find card model */
1566         err = atc_identify_card(atc);
1567         if (err < 0) {
1568                 printk(KERN_ERR "ctatc: Card not recognised\n");
1569                 goto error1;
1570         }
1571
1572         /* Set up device virtual memory management object */
1573         err = ct_vm_create(&atc->vm);
1574         if (err < 0)
1575                 goto error1;
1576
1577         /* Create all atc hw devices */
1578         err = atc_create_hw_devs(atc);
1579         if (err < 0)
1580                 goto error1;
1581
1582         /* Get resources */
1583         err = atc_get_resources(atc);
1584         if (err < 0)
1585                 goto error1;
1586
1587         /* Build topology */
1588         atc_connect_resources(atc);
1589
1590         atc->create_alsa_devs = ct_create_alsa_devs;
1591
1592         err = snd_device_new(card, SNDRV_DEV_LOWLEVEL, atc, &ops);
1593         if (err < 0)
1594                 goto error1;
1595
1596         snd_card_set_dev(card, &pci->dev);
1597
1598         *ratc = atc;
1599         return 0;
1600
1601 error1:
1602         ct_atc_destroy(atc);
1603         printk(KERN_ERR "ctxfi: Something wrong!!!\n");
1604         return err;
1605 }
1606