linux/sound/pci/ymfpci/ymfpci_main.c
<<
>>
Prefs
   1/*
   2 *  Copyright (c) by Jaroslav Kysela <perex@perex.cz>
   3 *  Routines for control of YMF724/740/744/754 chips
   4 *
   5 *   This program is free software; you can redistribute it and/or modify
   6 *   it under the terms of the GNU General Public License as published by
   7 *   the Free Software Foundation; either version 2 of the License, or
   8 *   (at your option) any later version.
   9 *
  10 *   This program is distributed in the hope that it will be useful,
  11 *   but WITHOUT ANY WARRANTY; without even the implied warranty of
  12 *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13 *   GNU General Public License for more details.
  14 *
  15 *   You should have received a copy of the GNU General Public License
  16 *   along with this program; if not, write to the Free Software
  17 *   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307 USA
  18 *
  19 */
  20
  21#include <linux/delay.h>
  22#include <linux/firmware.h>
  23#include <linux/init.h>
  24#include <linux/interrupt.h>
  25#include <linux/pci.h>
  26#include <linux/sched.h>
  27#include <linux/slab.h>
  28#include <linux/mutex.h>
  29#include <linux/module.h>
  30#include <linux/io.h>
  31
  32#include <sound/core.h>
  33#include <sound/control.h>
  34#include <sound/info.h>
  35#include <sound/tlv.h>
  36#include "ymfpci.h"
  37#include <sound/asoundef.h>
  38#include <sound/mpu401.h>
  39
  40#include <asm/byteorder.h>
  41
  42/*
  43 *  common I/O routines
  44 */
  45
  46static void snd_ymfpci_irq_wait(struct snd_ymfpci *chip);
  47
  48static inline u8 snd_ymfpci_readb(struct snd_ymfpci *chip, u32 offset)
  49{
  50        return readb(chip->reg_area_virt + offset);
  51}
  52
  53static inline void snd_ymfpci_writeb(struct snd_ymfpci *chip, u32 offset, u8 val)
  54{
  55        writeb(val, chip->reg_area_virt + offset);
  56}
  57
  58static inline u16 snd_ymfpci_readw(struct snd_ymfpci *chip, u32 offset)
  59{
  60        return readw(chip->reg_area_virt + offset);
  61}
  62
  63static inline void snd_ymfpci_writew(struct snd_ymfpci *chip, u32 offset, u16 val)
  64{
  65        writew(val, chip->reg_area_virt + offset);
  66}
  67
  68static inline u32 snd_ymfpci_readl(struct snd_ymfpci *chip, u32 offset)
  69{
  70        return readl(chip->reg_area_virt + offset);
  71}
  72
  73static inline void snd_ymfpci_writel(struct snd_ymfpci *chip, u32 offset, u32 val)
  74{
  75        writel(val, chip->reg_area_virt + offset);
  76}
  77
  78static int snd_ymfpci_codec_ready(struct snd_ymfpci *chip, int secondary)
  79{
  80        unsigned long end_time;
  81        u32 reg = secondary ? YDSXGR_SECSTATUSADR : YDSXGR_PRISTATUSADR;
  82        
  83        end_time = jiffies + msecs_to_jiffies(750);
  84        do {
  85                if ((snd_ymfpci_readw(chip, reg) & 0x8000) == 0)
  86                        return 0;
  87                schedule_timeout_uninterruptible(1);
  88        } while (time_before(jiffies, end_time));
  89        dev_err(chip->card->dev,
  90                "codec_ready: codec %i is not ready [0x%x]\n",
  91                secondary, snd_ymfpci_readw(chip, reg));
  92        return -EBUSY;
  93}
  94
  95static void snd_ymfpci_codec_write(struct snd_ac97 *ac97, u16 reg, u16 val)
  96{
  97        struct snd_ymfpci *chip = ac97->private_data;
  98        u32 cmd;
  99        
 100        snd_ymfpci_codec_ready(chip, 0);
 101        cmd = ((YDSXG_AC97WRITECMD | reg) << 16) | val;
 102        snd_ymfpci_writel(chip, YDSXGR_AC97CMDDATA, cmd);
 103}
 104
 105static u16 snd_ymfpci_codec_read(struct snd_ac97 *ac97, u16 reg)
 106{
 107        struct snd_ymfpci *chip = ac97->private_data;
 108
 109        if (snd_ymfpci_codec_ready(chip, 0))
 110                return ~0;
 111        snd_ymfpci_writew(chip, YDSXGR_AC97CMDADR, YDSXG_AC97READCMD | reg);
 112        if (snd_ymfpci_codec_ready(chip, 0))
 113                return ~0;
 114        if (chip->device_id == PCI_DEVICE_ID_YAMAHA_744 && chip->rev < 2) {
 115                int i;
 116                for (i = 0; i < 600; i++)
 117                        snd_ymfpci_readw(chip, YDSXGR_PRISTATUSDATA);
 118        }
 119        return snd_ymfpci_readw(chip, YDSXGR_PRISTATUSDATA);
 120}
 121
 122/*
 123 *  Misc routines
 124 */
 125
 126static u32 snd_ymfpci_calc_delta(u32 rate)
 127{
 128        switch (rate) {
 129        case 8000:      return 0x02aaab00;
 130        case 11025:     return 0x03accd00;
 131        case 16000:     return 0x05555500;
 132        case 22050:     return 0x07599a00;
 133        case 32000:     return 0x0aaaab00;
 134        case 44100:     return 0x0eb33300;
 135        default:        return ((rate << 16) / 375) << 5;
 136        }
 137}
 138
 139static u32 def_rate[8] = {
 140        100, 2000, 8000, 11025, 16000, 22050, 32000, 48000
 141};
 142
 143static u32 snd_ymfpci_calc_lpfK(u32 rate)
 144{
 145        u32 i;
 146        static u32 val[8] = {
 147                0x00570000, 0x06AA0000, 0x18B20000, 0x20930000,
 148                0x2B9A0000, 0x35A10000, 0x3EAA0000, 0x40000000
 149        };
 150        
 151        if (rate == 44100)
 152                return 0x40000000;      /* FIXME: What's the right value? */
 153        for (i = 0; i < 8; i++)
 154                if (rate <= def_rate[i])
 155                        return val[i];
 156        return val[0];
 157}
 158
 159static u32 snd_ymfpci_calc_lpfQ(u32 rate)
 160{
 161        u32 i;
 162        static u32 val[8] = {
 163                0x35280000, 0x34A70000, 0x32020000, 0x31770000,
 164                0x31390000, 0x31C90000, 0x33D00000, 0x40000000
 165        };
 166        
 167        if (rate == 44100)
 168                return 0x370A0000;
 169        for (i = 0; i < 8; i++)
 170                if (rate <= def_rate[i])
 171                        return val[i];
 172        return val[0];
 173}
 174
 175/*
 176 *  Hardware start management
 177 */
 178
 179static void snd_ymfpci_hw_start(struct snd_ymfpci *chip)
 180{
 181        unsigned long flags;
 182
 183        spin_lock_irqsave(&chip->reg_lock, flags);
 184        if (chip->start_count++ > 0)
 185                goto __end;
 186        snd_ymfpci_writel(chip, YDSXGR_MODE,
 187                          snd_ymfpci_readl(chip, YDSXGR_MODE) | 3);
 188        chip->active_bank = snd_ymfpci_readl(chip, YDSXGR_CTRLSELECT) & 1;
 189      __end:
 190        spin_unlock_irqrestore(&chip->reg_lock, flags);
 191}
 192
 193static void snd_ymfpci_hw_stop(struct snd_ymfpci *chip)
 194{
 195        unsigned long flags;
 196        long timeout = 1000;
 197
 198        spin_lock_irqsave(&chip->reg_lock, flags);
 199        if (--chip->start_count > 0)
 200                goto __end;
 201        snd_ymfpci_writel(chip, YDSXGR_MODE,
 202                          snd_ymfpci_readl(chip, YDSXGR_MODE) & ~3);
 203        while (timeout-- > 0) {
 204                if ((snd_ymfpci_readl(chip, YDSXGR_STATUS) & 2) == 0)
 205                        break;
 206        }
 207        if (atomic_read(&chip->interrupt_sleep_count)) {
 208                atomic_set(&chip->interrupt_sleep_count, 0);
 209                wake_up(&chip->interrupt_sleep);
 210        }
 211      __end:
 212        spin_unlock_irqrestore(&chip->reg_lock, flags);
 213}
 214
 215/*
 216 *  Playback voice management
 217 */
 218
 219static int voice_alloc(struct snd_ymfpci *chip,
 220                       enum snd_ymfpci_voice_type type, int pair,
 221                       struct snd_ymfpci_voice **rvoice)
 222{
 223        struct snd_ymfpci_voice *voice, *voice2;
 224        int idx;
 225        
 226        *rvoice = NULL;
 227        for (idx = 0; idx < YDSXG_PLAYBACK_VOICES; idx += pair ? 2 : 1) {
 228                voice = &chip->voices[idx];
 229                voice2 = pair ? &chip->voices[idx+1] : NULL;
 230                if (voice->use || (voice2 && voice2->use))
 231                        continue;
 232                voice->use = 1;
 233                if (voice2)
 234                        voice2->use = 1;
 235                switch (type) {
 236                case YMFPCI_PCM:
 237                        voice->pcm = 1;
 238                        if (voice2)
 239                                voice2->pcm = 1;
 240                        break;
 241                case YMFPCI_SYNTH:
 242                        voice->synth = 1;
 243                        break;
 244                case YMFPCI_MIDI:
 245                        voice->midi = 1;
 246                        break;
 247                }
 248                snd_ymfpci_hw_start(chip);
 249                if (voice2)
 250                        snd_ymfpci_hw_start(chip);
 251                *rvoice = voice;
 252                return 0;
 253        }
 254        return -ENOMEM;
 255}
 256
 257static int snd_ymfpci_voice_alloc(struct snd_ymfpci *chip,
 258                                  enum snd_ymfpci_voice_type type, int pair,
 259                                  struct snd_ymfpci_voice **rvoice)
 260{
 261        unsigned long flags;
 262        int result;
 263        
 264        if (snd_BUG_ON(!rvoice))
 265                return -EINVAL;
 266        if (snd_BUG_ON(pair && type != YMFPCI_PCM))
 267                return -EINVAL;
 268        
 269        spin_lock_irqsave(&chip->voice_lock, flags);
 270        for (;;) {
 271                result = voice_alloc(chip, type, pair, rvoice);
 272                if (result == 0 || type != YMFPCI_PCM)
 273                        break;
 274                /* TODO: synth/midi voice deallocation */
 275                break;
 276        }
 277        spin_unlock_irqrestore(&chip->voice_lock, flags);       
 278        return result;          
 279}
 280
 281static int snd_ymfpci_voice_free(struct snd_ymfpci *chip, struct snd_ymfpci_voice *pvoice)
 282{
 283        unsigned long flags;
 284        
 285        if (snd_BUG_ON(!pvoice))
 286                return -EINVAL;
 287        snd_ymfpci_hw_stop(chip);
 288        spin_lock_irqsave(&chip->voice_lock, flags);
 289        if (pvoice->number == chip->src441_used) {
 290                chip->src441_used = -1;
 291                pvoice->ypcm->use_441_slot = 0;
 292        }
 293        pvoice->use = pvoice->pcm = pvoice->synth = pvoice->midi = 0;
 294        pvoice->ypcm = NULL;
 295        pvoice->interrupt = NULL;
 296        spin_unlock_irqrestore(&chip->voice_lock, flags);
 297        return 0;
 298}
 299
 300/*
 301 *  PCM part
 302 */
 303
 304static void snd_ymfpci_pcm_interrupt(struct snd_ymfpci *chip, struct snd_ymfpci_voice *voice)
 305{
 306        struct snd_ymfpci_pcm *ypcm;
 307        u32 pos, delta;
 308        
 309        if ((ypcm = voice->ypcm) == NULL)
 310                return;
 311        if (ypcm->substream == NULL)
 312                return;
 313        spin_lock(&chip->reg_lock);
 314        if (ypcm->running) {
 315                pos = le32_to_cpu(voice->bank[chip->active_bank].start);
 316                if (pos < ypcm->last_pos)
 317                        delta = pos + (ypcm->buffer_size - ypcm->last_pos);
 318                else
 319                        delta = pos - ypcm->last_pos;
 320                ypcm->period_pos += delta;
 321                ypcm->last_pos = pos;
 322                if (ypcm->period_pos >= ypcm->period_size) {
 323                        /*
 324                        dev_dbg(chip->card->dev,
 325                               "done - active_bank = 0x%x, start = 0x%x\n",
 326                               chip->active_bank,
 327                               voice->bank[chip->active_bank].start);
 328                        */
 329                        ypcm->period_pos %= ypcm->period_size;
 330                        spin_unlock(&chip->reg_lock);
 331                        snd_pcm_period_elapsed(ypcm->substream);
 332                        spin_lock(&chip->reg_lock);
 333                }
 334
 335                if (unlikely(ypcm->update_pcm_vol)) {
 336                        unsigned int subs = ypcm->substream->number;
 337                        unsigned int next_bank = 1 - chip->active_bank;
 338                        struct snd_ymfpci_playback_bank *bank;
 339                        __le32 volume;
 340                        
 341                        bank = &voice->bank[next_bank];
 342                        volume = cpu_to_le32(chip->pcm_mixer[subs].left << 15);
 343                        bank->left_gain_end = volume;
 344                        if (ypcm->output_rear)
 345                                bank->eff2_gain_end = volume;
 346                        if (ypcm->voices[1])
 347                                bank = &ypcm->voices[1]->bank[next_bank];
 348                        volume = cpu_to_le32(chip->pcm_mixer[subs].right << 15);
 349                        bank->right_gain_end = volume;
 350                        if (ypcm->output_rear)
 351                                bank->eff3_gain_end = volume;
 352                        ypcm->update_pcm_vol--;
 353                }
 354        }
 355        spin_unlock(&chip->reg_lock);
 356}
 357
 358static void snd_ymfpci_pcm_capture_interrupt(struct snd_pcm_substream *substream)
 359{
 360        struct snd_pcm_runtime *runtime = substream->runtime;
 361        struct snd_ymfpci_pcm *ypcm = runtime->private_data;
 362        struct snd_ymfpci *chip = ypcm->chip;
 363        u32 pos, delta;
 364        
 365        spin_lock(&chip->reg_lock);
 366        if (ypcm->running) {
 367                pos = le32_to_cpu(chip->bank_capture[ypcm->capture_bank_number][chip->active_bank]->start) >> ypcm->shift;
 368                if (pos < ypcm->last_pos)
 369                        delta = pos + (ypcm->buffer_size - ypcm->last_pos);
 370                else
 371                        delta = pos - ypcm->last_pos;
 372                ypcm->period_pos += delta;
 373                ypcm->last_pos = pos;
 374                if (ypcm->period_pos >= ypcm->period_size) {
 375                        ypcm->period_pos %= ypcm->period_size;
 376                        /*
 377                        dev_dbg(chip->card->dev,
 378                               "done - active_bank = 0x%x, start = 0x%x\n",
 379                               chip->active_bank,
 380                               voice->bank[chip->active_bank].start);
 381                        */
 382                        spin_unlock(&chip->reg_lock);
 383                        snd_pcm_period_elapsed(substream);
 384                        spin_lock(&chip->reg_lock);
 385                }
 386        }
 387        spin_unlock(&chip->reg_lock);
 388}
 389
 390static int snd_ymfpci_playback_trigger(struct snd_pcm_substream *substream,
 391                                       int cmd)
 392{
 393        struct snd_ymfpci *chip = snd_pcm_substream_chip(substream);
 394        struct snd_ymfpci_pcm *ypcm = substream->runtime->private_data;
 395        struct snd_kcontrol *kctl = NULL;
 396        int result = 0;
 397
 398        spin_lock(&chip->reg_lock);
 399        if (ypcm->voices[0] == NULL) {
 400                result = -EINVAL;
 401                goto __unlock;
 402        }
 403        switch (cmd) {
 404        case SNDRV_PCM_TRIGGER_START:
 405        case SNDRV_PCM_TRIGGER_PAUSE_RELEASE:
 406        case SNDRV_PCM_TRIGGER_RESUME:
 407                chip->ctrl_playback[ypcm->voices[0]->number + 1] = cpu_to_le32(ypcm->voices[0]->bank_addr);
 408                if (ypcm->voices[1] != NULL && !ypcm->use_441_slot)
 409                        chip->ctrl_playback[ypcm->voices[1]->number + 1] = cpu_to_le32(ypcm->voices[1]->bank_addr);
 410                ypcm->running = 1;
 411                break;
 412        case SNDRV_PCM_TRIGGER_STOP:
 413                if (substream->pcm == chip->pcm && !ypcm->use_441_slot) {
 414                        kctl = chip->pcm_mixer[substream->number].ctl;
 415                        kctl->vd[0].access |= SNDRV_CTL_ELEM_ACCESS_INACTIVE;
 416                }
 417                /* fall through */
 418        case SNDRV_PCM_TRIGGER_PAUSE_PUSH:
 419        case SNDRV_PCM_TRIGGER_SUSPEND:
 420                chip->ctrl_playback[ypcm->voices[0]->number + 1] = 0;
 421                if (ypcm->voices[1] != NULL && !ypcm->use_441_slot)
 422                        chip->ctrl_playback[ypcm->voices[1]->number + 1] = 0;
 423                ypcm->running = 0;
 424                break;
 425        default:
 426                result = -EINVAL;
 427                break;
 428        }
 429      __unlock:
 430        spin_unlock(&chip->reg_lock);
 431        if (kctl)
 432                snd_ctl_notify(chip->card, SNDRV_CTL_EVENT_MASK_INFO, &kctl->id);
 433        return result;
 434}
 435static int snd_ymfpci_capture_trigger(struct snd_pcm_substream *substream,
 436                                      int cmd)
 437{
 438        struct snd_ymfpci *chip = snd_pcm_substream_chip(substream);
 439        struct snd_ymfpci_pcm *ypcm = substream->runtime->private_data;
 440        int result = 0;
 441        u32 tmp;
 442
 443        spin_lock(&chip->reg_lock);
 444        switch (cmd) {
 445        case SNDRV_PCM_TRIGGER_START:
 446        case SNDRV_PCM_TRIGGER_PAUSE_RELEASE:
 447        case SNDRV_PCM_TRIGGER_RESUME:
 448                tmp = snd_ymfpci_readl(chip, YDSXGR_MAPOFREC) | (1 << ypcm->capture_bank_number);
 449                snd_ymfpci_writel(chip, YDSXGR_MAPOFREC, tmp);
 450                ypcm->running = 1;
 451                break;
 452        case SNDRV_PCM_TRIGGER_STOP:
 453        case SNDRV_PCM_TRIGGER_PAUSE_PUSH:
 454        case SNDRV_PCM_TRIGGER_SUSPEND:
 455                tmp = snd_ymfpci_readl(chip, YDSXGR_MAPOFREC) & ~(1 << ypcm->capture_bank_number);
 456                snd_ymfpci_writel(chip, YDSXGR_MAPOFREC, tmp);
 457                ypcm->running = 0;
 458                break;
 459        default:
 460                result = -EINVAL;
 461                break;
 462        }
 463        spin_unlock(&chip->reg_lock);
 464        return result;
 465}
 466
 467static int snd_ymfpci_pcm_voice_alloc(struct snd_ymfpci_pcm *ypcm, int voices)
 468{
 469        int err;
 470
 471        if (ypcm->voices[1] != NULL && voices < 2) {
 472                snd_ymfpci_voice_free(ypcm->chip, ypcm->voices[1]);
 473                ypcm->voices[1] = NULL;
 474        }
 475        if (voices == 1 && ypcm->voices[0] != NULL)
 476                return 0;               /* already allocated */
 477        if (voices == 2 && ypcm->voices[0] != NULL && ypcm->voices[1] != NULL)
 478                return 0;               /* already allocated */
 479        if (voices > 1) {
 480                if (ypcm->voices[0] != NULL && ypcm->voices[1] == NULL) {
 481                        snd_ymfpci_voice_free(ypcm->chip, ypcm->voices[0]);
 482                        ypcm->voices[0] = NULL;
 483                }               
 484        }
 485        err = snd_ymfpci_voice_alloc(ypcm->chip, YMFPCI_PCM, voices > 1, &ypcm->voices[0]);
 486        if (err < 0)
 487                return err;
 488        ypcm->voices[0]->ypcm = ypcm;
 489        ypcm->voices[0]->interrupt = snd_ymfpci_pcm_interrupt;
 490        if (voices > 1) {
 491                ypcm->voices[1] = &ypcm->chip->voices[ypcm->voices[0]->number + 1];
 492                ypcm->voices[1]->ypcm = ypcm;
 493        }
 494        return 0;
 495}
 496
 497static void snd_ymfpci_pcm_init_voice(struct snd_ymfpci_pcm *ypcm, unsigned int voiceidx,
 498                                      struct snd_pcm_runtime *runtime,
 499                                      int has_pcm_volume)
 500{
 501        struct snd_ymfpci_voice *voice = ypcm->voices[voiceidx];
 502        u32 format;
 503        u32 delta = snd_ymfpci_calc_delta(runtime->rate);
 504        u32 lpfQ = snd_ymfpci_calc_lpfQ(runtime->rate);
 505        u32 lpfK = snd_ymfpci_calc_lpfK(runtime->rate);
 506        struct snd_ymfpci_playback_bank *bank;
 507        unsigned int nbank;
 508        __le32 vol_left, vol_right;
 509        u8 use_left, use_right;
 510        unsigned long flags;
 511
 512        if (snd_BUG_ON(!voice))
 513                return;
 514        if (runtime->channels == 1) {
 515                use_left = 1;
 516                use_right = 1;
 517        } else {
 518                use_left = (voiceidx & 1) == 0;
 519                use_right = !use_left;
 520        }
 521        if (has_pcm_volume) {
 522                vol_left = cpu_to_le32(ypcm->chip->pcm_mixer
 523                                       [ypcm->substream->number].left << 15);
 524                vol_right = cpu_to_le32(ypcm->chip->pcm_mixer
 525                                        [ypcm->substream->number].right << 15);
 526        } else {
 527                vol_left = cpu_to_le32(0x40000000);
 528                vol_right = cpu_to_le32(0x40000000);
 529        }
 530        spin_lock_irqsave(&ypcm->chip->voice_lock, flags);
 531        format = runtime->channels == 2 ? 0x00010000 : 0;
 532        if (snd_pcm_format_width(runtime->format) == 8)
 533                format |= 0x80000000;
 534        else if (ypcm->chip->device_id == PCI_DEVICE_ID_YAMAHA_754 &&
 535                 runtime->rate == 44100 && runtime->channels == 2 &&
 536                 voiceidx == 0 && (ypcm->chip->src441_used == -1 ||
 537                                   ypcm->chip->src441_used == voice->number)) {
 538                ypcm->chip->src441_used = voice->number;
 539                ypcm->use_441_slot = 1;
 540                format |= 0x10000000;
 541        }
 542        if (ypcm->chip->src441_used == voice->number &&
 543            (format & 0x10000000) == 0) {
 544                ypcm->chip->src441_used = -1;
 545                ypcm->use_441_slot = 0;
 546        }
 547        if (runtime->channels == 2 && (voiceidx & 1) != 0)
 548                format |= 1;
 549        spin_unlock_irqrestore(&ypcm->chip->voice_lock, flags);
 550        for (nbank = 0; nbank < 2; nbank++) {
 551                bank = &voice->bank[nbank];
 552                memset(bank, 0, sizeof(*bank));
 553                bank->format = cpu_to_le32(format);
 554                bank->base = cpu_to_le32(runtime->dma_addr);
 555                bank->loop_end = cpu_to_le32(ypcm->buffer_size);
 556                bank->lpfQ = cpu_to_le32(lpfQ);
 557                bank->delta =
 558                bank->delta_end = cpu_to_le32(delta);
 559                bank->lpfK =
 560                bank->lpfK_end = cpu_to_le32(lpfK);
 561                bank->eg_gain =
 562                bank->eg_gain_end = cpu_to_le32(0x40000000);
 563
 564                if (ypcm->output_front) {
 565                        if (use_left) {
 566                                bank->left_gain =
 567                                bank->left_gain_end = vol_left;
 568                        }
 569                        if (use_right) {
 570                                bank->right_gain =
 571                                bank->right_gain_end = vol_right;
 572                        }
 573                }
 574                if (ypcm->output_rear) {
 575                        if (!ypcm->swap_rear) {
 576                                if (use_left) {
 577                                        bank->eff2_gain =
 578                                        bank->eff2_gain_end = vol_left;
 579                                }
 580                                if (use_right) {
 581                                        bank->eff3_gain =
 582                                        bank->eff3_gain_end = vol_right;
 583                                }
 584                        } else {
 585                                /* The SPDIF out channels seem to be swapped, so we have
 586                                 * to swap them here, too.  The rear analog out channels
 587                                 * will be wrong, but otherwise AC3 would not work.
 588                                 */
 589                                if (use_left) {
 590                                        bank->eff3_gain =
 591                                        bank->eff3_gain_end = vol_left;
 592                                }
 593                                if (use_right) {
 594                                        bank->eff2_gain =
 595                                        bank->eff2_gain_end = vol_right;
 596                                }
 597                        }
 598                }
 599        }
 600}
 601
 602static int snd_ymfpci_ac3_init(struct snd_ymfpci *chip)
 603{
 604        if (snd_dma_alloc_pages(SNDRV_DMA_TYPE_DEV, snd_dma_pci_data(chip->pci),
 605                                4096, &chip->ac3_tmp_base) < 0)
 606                return -ENOMEM;
 607
 608        chip->bank_effect[3][0]->base =
 609        chip->bank_effect[3][1]->base = cpu_to_le32(chip->ac3_tmp_base.addr);
 610        chip->bank_effect[3][0]->loop_end =
 611        chip->bank_effect[3][1]->loop_end = cpu_to_le32(1024);
 612        chip->bank_effect[4][0]->base =
 613        chip->bank_effect[4][1]->base = cpu_to_le32(chip->ac3_tmp_base.addr + 2048);
 614        chip->bank_effect[4][0]->loop_end =
 615        chip->bank_effect[4][1]->loop_end = cpu_to_le32(1024);
 616
 617        spin_lock_irq(&chip->reg_lock);
 618        snd_ymfpci_writel(chip, YDSXGR_MAPOFEFFECT,
 619                          snd_ymfpci_readl(chip, YDSXGR_MAPOFEFFECT) | 3 << 3);
 620        spin_unlock_irq(&chip->reg_lock);
 621        return 0;
 622}
 623
 624static int snd_ymfpci_ac3_done(struct snd_ymfpci *chip)
 625{
 626        spin_lock_irq(&chip->reg_lock);
 627        snd_ymfpci_writel(chip, YDSXGR_MAPOFEFFECT,
 628                          snd_ymfpci_readl(chip, YDSXGR_MAPOFEFFECT) & ~(3 << 3));
 629        spin_unlock_irq(&chip->reg_lock);
 630        // snd_ymfpci_irq_wait(chip);
 631        if (chip->ac3_tmp_base.area) {
 632                snd_dma_free_pages(&chip->ac3_tmp_base);
 633                chip->ac3_tmp_base.area = NULL;
 634        }
 635        return 0;
 636}
 637
 638static int snd_ymfpci_playback_hw_params(struct snd_pcm_substream *substream,
 639                                         struct snd_pcm_hw_params *hw_params)
 640{
 641        struct snd_pcm_runtime *runtime = substream->runtime;
 642        struct snd_ymfpci_pcm *ypcm = runtime->private_data;
 643        int err;
 644
 645        if ((err = snd_pcm_lib_malloc_pages(substream, params_buffer_bytes(hw_params))) < 0)
 646                return err;
 647        if ((err = snd_ymfpci_pcm_voice_alloc(ypcm, params_channels(hw_params))) < 0)
 648                return err;
 649        return 0;
 650}
 651
 652static int snd_ymfpci_playback_hw_free(struct snd_pcm_substream *substream)
 653{
 654        struct snd_ymfpci *chip = snd_pcm_substream_chip(substream);
 655        struct snd_pcm_runtime *runtime = substream->runtime;
 656        struct snd_ymfpci_pcm *ypcm;
 657        
 658        if (runtime->private_data == NULL)
 659                return 0;
 660        ypcm = runtime->private_data;
 661
 662        /* wait, until the PCI operations are not finished */
 663        snd_ymfpci_irq_wait(chip);
 664        snd_pcm_lib_free_pages(substream);
 665        if (ypcm->voices[1]) {
 666                snd_ymfpci_voice_free(chip, ypcm->voices[1]);
 667                ypcm->voices[1] = NULL;
 668        }
 669        if (ypcm->voices[0]) {
 670                snd_ymfpci_voice_free(chip, ypcm->voices[0]);
 671                ypcm->voices[0] = NULL;
 672        }
 673        return 0;
 674}
 675
 676static int snd_ymfpci_playback_prepare(struct snd_pcm_substream *substream)
 677{
 678        struct snd_ymfpci *chip = snd_pcm_substream_chip(substream);
 679        struct snd_pcm_runtime *runtime = substream->runtime;
 680        struct snd_ymfpci_pcm *ypcm = runtime->private_data;
 681        struct snd_kcontrol *kctl;
 682        unsigned int nvoice;
 683
 684        ypcm->period_size = runtime->period_size;
 685        ypcm->buffer_size = runtime->buffer_size;
 686        ypcm->period_pos = 0;
 687        ypcm->last_pos = 0;
 688        for (nvoice = 0; nvoice < runtime->channels; nvoice++)
 689                snd_ymfpci_pcm_init_voice(ypcm, nvoice, runtime,
 690                                          substream->pcm == chip->pcm);
 691
 692        if (substream->pcm == chip->pcm && !ypcm->use_441_slot) {
 693                kctl = chip->pcm_mixer[substream->number].ctl;
 694                kctl->vd[0].access &= ~SNDRV_CTL_ELEM_ACCESS_INACTIVE;
 695                snd_ctl_notify(chip->card, SNDRV_CTL_EVENT_MASK_INFO, &kctl->id);
 696        }
 697        return 0;
 698}
 699
 700static int snd_ymfpci_capture_hw_params(struct snd_pcm_substream *substream,
 701                                        struct snd_pcm_hw_params *hw_params)
 702{
 703        return snd_pcm_lib_malloc_pages(substream, params_buffer_bytes(hw_params));
 704}
 705
 706static int snd_ymfpci_capture_hw_free(struct snd_pcm_substream *substream)
 707{
 708        struct snd_ymfpci *chip = snd_pcm_substream_chip(substream);
 709
 710        /* wait, until the PCI operations are not finished */
 711        snd_ymfpci_irq_wait(chip);
 712        return snd_pcm_lib_free_pages(substream);
 713}
 714
 715static int snd_ymfpci_capture_prepare(struct snd_pcm_substream *substream)
 716{
 717        struct snd_ymfpci *chip = snd_pcm_substream_chip(substream);
 718        struct snd_pcm_runtime *runtime = substream->runtime;
 719        struct snd_ymfpci_pcm *ypcm = runtime->private_data;
 720        struct snd_ymfpci_capture_bank * bank;
 721        int nbank;
 722        u32 rate, format;
 723
 724        ypcm->period_size = runtime->period_size;
 725        ypcm->buffer_size = runtime->buffer_size;
 726        ypcm->period_pos = 0;
 727        ypcm->last_pos = 0;
 728        ypcm->shift = 0;
 729        rate = ((48000 * 4096) / runtime->rate) - 1;
 730        format = 0;
 731        if (runtime->channels == 2) {
 732                format |= 2;
 733                ypcm->shift++;
 734        }
 735        if (snd_pcm_format_width(runtime->format) == 8)
 736                format |= 1;
 737        else
 738                ypcm->shift++;
 739        switch (ypcm->capture_bank_number) {
 740        case 0:
 741                snd_ymfpci_writel(chip, YDSXGR_RECFORMAT, format);
 742                snd_ymfpci_writel(chip, YDSXGR_RECSLOTSR, rate);
 743                break;
 744        case 1:
 745                snd_ymfpci_writel(chip, YDSXGR_ADCFORMAT, format);
 746                snd_ymfpci_writel(chip, YDSXGR_ADCSLOTSR, rate);
 747                break;
 748        }
 749        for (nbank = 0; nbank < 2; nbank++) {
 750                bank = chip->bank_capture[ypcm->capture_bank_number][nbank];
 751                bank->base = cpu_to_le32(runtime->dma_addr);
 752                bank->loop_end = cpu_to_le32(ypcm->buffer_size << ypcm->shift);
 753                bank->start = 0;
 754                bank->num_of_loops = 0;
 755        }
 756        return 0;
 757}
 758
 759static snd_pcm_uframes_t snd_ymfpci_playback_pointer(struct snd_pcm_substream *substream)
 760{
 761        struct snd_ymfpci *chip = snd_pcm_substream_chip(substream);
 762        struct snd_pcm_runtime *runtime = substream->runtime;
 763        struct snd_ymfpci_pcm *ypcm = runtime->private_data;
 764        struct snd_ymfpci_voice *voice = ypcm->voices[0];
 765
 766        if (!(ypcm->running && voice))
 767                return 0;
 768        return le32_to_cpu(voice->bank[chip->active_bank].start);
 769}
 770
 771static snd_pcm_uframes_t snd_ymfpci_capture_pointer(struct snd_pcm_substream *substream)
 772{
 773        struct snd_ymfpci *chip = snd_pcm_substream_chip(substream);
 774        struct snd_pcm_runtime *runtime = substream->runtime;
 775        struct snd_ymfpci_pcm *ypcm = runtime->private_data;
 776
 777        if (!ypcm->running)
 778                return 0;
 779        return le32_to_cpu(chip->bank_capture[ypcm->capture_bank_number][chip->active_bank]->start) >> ypcm->shift;
 780}
 781
 782static void snd_ymfpci_irq_wait(struct snd_ymfpci *chip)
 783{
 784        wait_queue_entry_t wait;
 785        int loops = 4;
 786
 787        while (loops-- > 0) {
 788                if ((snd_ymfpci_readl(chip, YDSXGR_MODE) & 3) == 0)
 789                        continue;
 790                init_waitqueue_entry(&wait, current);
 791                add_wait_queue(&chip->interrupt_sleep, &wait);
 792                atomic_inc(&chip->interrupt_sleep_count);
 793                schedule_timeout_uninterruptible(msecs_to_jiffies(50));
 794                remove_wait_queue(&chip->interrupt_sleep, &wait);
 795        }
 796}
 797
 798static irqreturn_t snd_ymfpci_interrupt(int irq, void *dev_id)
 799{
 800        struct snd_ymfpci *chip = dev_id;
 801        u32 status, nvoice, mode;
 802        struct snd_ymfpci_voice *voice;
 803
 804        status = snd_ymfpci_readl(chip, YDSXGR_STATUS);
 805        if (status & 0x80000000) {
 806                chip->active_bank = snd_ymfpci_readl(chip, YDSXGR_CTRLSELECT) & 1;
 807                spin_lock(&chip->voice_lock);
 808                for (nvoice = 0; nvoice < YDSXG_PLAYBACK_VOICES; nvoice++) {
 809                        voice = &chip->voices[nvoice];
 810                        if (voice->interrupt)
 811                                voice->interrupt(chip, voice);
 812                }
 813                for (nvoice = 0; nvoice < YDSXG_CAPTURE_VOICES; nvoice++) {
 814                        if (chip->capture_substream[nvoice])
 815                                snd_ymfpci_pcm_capture_interrupt(chip->capture_substream[nvoice]);
 816                }
 817#if 0
 818                for (nvoice = 0; nvoice < YDSXG_EFFECT_VOICES; nvoice++) {
 819                        if (chip->effect_substream[nvoice])
 820                                snd_ymfpci_pcm_effect_interrupt(chip->effect_substream[nvoice]);
 821                }
 822#endif
 823                spin_unlock(&chip->voice_lock);
 824                spin_lock(&chip->reg_lock);
 825                snd_ymfpci_writel(chip, YDSXGR_STATUS, 0x80000000);
 826                mode = snd_ymfpci_readl(chip, YDSXGR_MODE) | 2;
 827                snd_ymfpci_writel(chip, YDSXGR_MODE, mode);
 828                spin_unlock(&chip->reg_lock);
 829
 830                if (atomic_read(&chip->interrupt_sleep_count)) {
 831                        atomic_set(&chip->interrupt_sleep_count, 0);
 832                        wake_up(&chip->interrupt_sleep);
 833                }
 834        }
 835
 836        status = snd_ymfpci_readw(chip, YDSXGR_INTFLAG);
 837        if (status & 1) {
 838                if (chip->timer)
 839                        snd_timer_interrupt(chip->timer, chip->timer_ticks);
 840        }
 841        snd_ymfpci_writew(chip, YDSXGR_INTFLAG, status);
 842
 843        if (chip->rawmidi)
 844                snd_mpu401_uart_interrupt(irq, chip->rawmidi->private_data);
 845        return IRQ_HANDLED;
 846}
 847
 848static const struct snd_pcm_hardware snd_ymfpci_playback =
 849{
 850        .info =                 (SNDRV_PCM_INFO_MMAP |
 851                                 SNDRV_PCM_INFO_MMAP_VALID | 
 852                                 SNDRV_PCM_INFO_INTERLEAVED |
 853                                 SNDRV_PCM_INFO_BLOCK_TRANSFER |
 854                                 SNDRV_PCM_INFO_PAUSE |
 855                                 SNDRV_PCM_INFO_RESUME),
 856        .formats =              SNDRV_PCM_FMTBIT_U8 | SNDRV_PCM_FMTBIT_S16_LE,
 857        .rates =                SNDRV_PCM_RATE_CONTINUOUS | SNDRV_PCM_RATE_8000_48000,
 858        .rate_min =             8000,
 859        .rate_max =             48000,
 860        .channels_min =         1,
 861        .channels_max =         2,
 862        .buffer_bytes_max =     256 * 1024, /* FIXME: enough? */
 863        .period_bytes_min =     64,
 864        .period_bytes_max =     256 * 1024, /* FIXME: enough? */
 865        .periods_min =          3,
 866        .periods_max =          1024,
 867        .fifo_size =            0,
 868};
 869
 870static const struct snd_pcm_hardware snd_ymfpci_capture =
 871{
 872        .info =                 (SNDRV_PCM_INFO_MMAP |
 873                                 SNDRV_PCM_INFO_MMAP_VALID |
 874                                 SNDRV_PCM_INFO_INTERLEAVED |
 875                                 SNDRV_PCM_INFO_BLOCK_TRANSFER |
 876                                 SNDRV_PCM_INFO_PAUSE |
 877                                 SNDRV_PCM_INFO_RESUME),
 878        .formats =              SNDRV_PCM_FMTBIT_U8 | SNDRV_PCM_FMTBIT_S16_LE,
 879        .rates =                SNDRV_PCM_RATE_CONTINUOUS | SNDRV_PCM_RATE_8000_48000,
 880        .rate_min =             8000,
 881        .rate_max =             48000,
 882        .channels_min =         1,
 883        .channels_max =         2,
 884        .buffer_bytes_max =     256 * 1024, /* FIXME: enough? */
 885        .period_bytes_min =     64,
 886        .period_bytes_max =     256 * 1024, /* FIXME: enough? */
 887        .periods_min =          3,
 888        .periods_max =          1024,
 889        .fifo_size =            0,
 890};
 891
 892static void snd_ymfpci_pcm_free_substream(struct snd_pcm_runtime *runtime)
 893{
 894        kfree(runtime->private_data);
 895}
 896
 897static int snd_ymfpci_playback_open_1(struct snd_pcm_substream *substream)
 898{
 899        struct snd_ymfpci *chip = snd_pcm_substream_chip(substream);
 900        struct snd_pcm_runtime *runtime = substream->runtime;
 901        struct snd_ymfpci_pcm *ypcm;
 902        int err;
 903
 904        runtime->hw = snd_ymfpci_playback;
 905        /* FIXME? True value is 256/48 = 5.33333 ms */
 906        err = snd_pcm_hw_constraint_minmax(runtime,
 907                                           SNDRV_PCM_HW_PARAM_PERIOD_TIME,
 908                                           5334, UINT_MAX);
 909        if (err < 0)
 910                return err;
 911        err = snd_pcm_hw_rule_noresample(runtime, 48000);
 912        if (err < 0)
 913                return err;
 914
 915        ypcm = kzalloc(sizeof(*ypcm), GFP_KERNEL);
 916        if (ypcm == NULL)
 917                return -ENOMEM;
 918        ypcm->chip = chip;
 919        ypcm->type = PLAYBACK_VOICE;
 920        ypcm->substream = substream;
 921        runtime->private_data = ypcm;
 922        runtime->private_free = snd_ymfpci_pcm_free_substream;
 923        return 0;
 924}
 925
 926/* call with spinlock held */
 927static void ymfpci_open_extension(struct snd_ymfpci *chip)
 928{
 929        if (! chip->rear_opened) {
 930                if (! chip->spdif_opened) /* set AC3 */
 931                        snd_ymfpci_writel(chip, YDSXGR_MODE,
 932                                          snd_ymfpci_readl(chip, YDSXGR_MODE) | (1 << 30));
 933                /* enable second codec (4CHEN) */
 934                snd_ymfpci_writew(chip, YDSXGR_SECCONFIG,
 935                                  (snd_ymfpci_readw(chip, YDSXGR_SECCONFIG) & ~0x0330) | 0x0010);
 936        }
 937}
 938
 939/* call with spinlock held */
 940static void ymfpci_close_extension(struct snd_ymfpci *chip)
 941{
 942        if (! chip->rear_opened) {
 943                if (! chip->spdif_opened)
 944                        snd_ymfpci_writel(chip, YDSXGR_MODE,
 945                                          snd_ymfpci_readl(chip, YDSXGR_MODE) & ~(1 << 30));
 946                snd_ymfpci_writew(chip, YDSXGR_SECCONFIG,
 947                                  (snd_ymfpci_readw(chip, YDSXGR_SECCONFIG) & ~0x0330) & ~0x0010);
 948        }
 949}
 950
 951static int snd_ymfpci_playback_open(struct snd_pcm_substream *substream)
 952{
 953        struct snd_ymfpci *chip = snd_pcm_substream_chip(substream);
 954        struct snd_pcm_runtime *runtime = substream->runtime;
 955        struct snd_ymfpci_pcm *ypcm;
 956        int err;
 957        
 958        if ((err = snd_ymfpci_playback_open_1(substream)) < 0)
 959                return err;
 960        ypcm = runtime->private_data;
 961        ypcm->output_front = 1;
 962        ypcm->output_rear = chip->mode_dup4ch ? 1 : 0;
 963        ypcm->swap_rear = 0;
 964        spin_lock_irq(&chip->reg_lock);
 965        if (ypcm->output_rear) {
 966                ymfpci_open_extension(chip);
 967                chip->rear_opened++;
 968        }
 969        spin_unlock_irq(&chip->reg_lock);
 970        return 0;
 971}
 972
 973static int snd_ymfpci_playback_spdif_open(struct snd_pcm_substream *substream)
 974{
 975        struct snd_ymfpci *chip = snd_pcm_substream_chip(substream);
 976        struct snd_pcm_runtime *runtime = substream->runtime;
 977        struct snd_ymfpci_pcm *ypcm;
 978        int err;
 979        
 980        if ((err = snd_ymfpci_playback_open_1(substream)) < 0)
 981                return err;
 982        ypcm = runtime->private_data;
 983        ypcm->output_front = 0;
 984        ypcm->output_rear = 1;
 985        ypcm->swap_rear = 1;
 986        spin_lock_irq(&chip->reg_lock);
 987        snd_ymfpci_writew(chip, YDSXGR_SPDIFOUTCTRL,
 988                          snd_ymfpci_readw(chip, YDSXGR_SPDIFOUTCTRL) | 2);
 989        ymfpci_open_extension(chip);
 990        chip->spdif_pcm_bits = chip->spdif_bits;
 991        snd_ymfpci_writew(chip, YDSXGR_SPDIFOUTSTATUS, chip->spdif_pcm_bits);
 992        chip->spdif_opened++;
 993        spin_unlock_irq(&chip->reg_lock);
 994
 995        chip->spdif_pcm_ctl->vd[0].access &= ~SNDRV_CTL_ELEM_ACCESS_INACTIVE;
 996        snd_ctl_notify(chip->card, SNDRV_CTL_EVENT_MASK_VALUE |
 997                       SNDRV_CTL_EVENT_MASK_INFO, &chip->spdif_pcm_ctl->id);
 998        return 0;
 999}
1000
1001static int snd_ymfpci_playback_4ch_open(struct snd_pcm_substream *substream)
1002{
1003        struct snd_ymfpci *chip = snd_pcm_substream_chip(substream);
1004        struct snd_pcm_runtime *runtime = substream->runtime;
1005        struct snd_ymfpci_pcm *ypcm;
1006        int err;
1007        
1008        if ((err = snd_ymfpci_playback_open_1(substream)) < 0)
1009                return err;
1010        ypcm = runtime->private_data;
1011        ypcm->output_front = 0;
1012        ypcm->output_rear = 1;
1013        ypcm->swap_rear = 0;
1014        spin_lock_irq(&chip->reg_lock);
1015        ymfpci_open_extension(chip);
1016        chip->rear_opened++;
1017        spin_unlock_irq(&chip->reg_lock);
1018        return 0;
1019}
1020
1021static int snd_ymfpci_capture_open(struct snd_pcm_substream *substream,
1022                                   u32 capture_bank_number)
1023{
1024        struct snd_ymfpci *chip = snd_pcm_substream_chip(substream);
1025        struct snd_pcm_runtime *runtime = substream->runtime;
1026        struct snd_ymfpci_pcm *ypcm;
1027        int err;
1028
1029        runtime->hw = snd_ymfpci_capture;
1030        /* FIXME? True value is 256/48 = 5.33333 ms */
1031        err = snd_pcm_hw_constraint_minmax(runtime,
1032                                           SNDRV_PCM_HW_PARAM_PERIOD_TIME,
1033                                           5334, UINT_MAX);
1034        if (err < 0)
1035                return err;
1036        err = snd_pcm_hw_rule_noresample(runtime, 48000);
1037        if (err < 0)
1038                return err;
1039
1040        ypcm = kzalloc(sizeof(*ypcm), GFP_KERNEL);
1041        if (ypcm == NULL)
1042                return -ENOMEM;
1043        ypcm->chip = chip;
1044        ypcm->type = capture_bank_number + CAPTURE_REC;
1045        ypcm->substream = substream;    
1046        ypcm->capture_bank_number = capture_bank_number;
1047        chip->capture_substream[capture_bank_number] = substream;
1048        runtime->private_data = ypcm;
1049        runtime->private_free = snd_ymfpci_pcm_free_substream;
1050        snd_ymfpci_hw_start(chip);
1051        return 0;
1052}
1053
1054static int snd_ymfpci_capture_rec_open(struct snd_pcm_substream *substream)
1055{
1056        return snd_ymfpci_capture_open(substream, 0);
1057}
1058
1059static int snd_ymfpci_capture_ac97_open(struct snd_pcm_substream *substream)
1060{
1061        return snd_ymfpci_capture_open(substream, 1);
1062}
1063
1064static int snd_ymfpci_playback_close_1(struct snd_pcm_substream *substream)
1065{
1066        return 0;
1067}
1068
1069static int snd_ymfpci_playback_close(struct snd_pcm_substream *substream)
1070{
1071        struct snd_ymfpci *chip = snd_pcm_substream_chip(substream);
1072        struct snd_ymfpci_pcm *ypcm = substream->runtime->private_data;
1073
1074        spin_lock_irq(&chip->reg_lock);
1075        if (ypcm->output_rear && chip->rear_opened > 0) {
1076                chip->rear_opened--;
1077                ymfpci_close_extension(chip);
1078        }
1079        spin_unlock_irq(&chip->reg_lock);
1080        return snd_ymfpci_playback_close_1(substream);
1081}
1082
1083static int snd_ymfpci_playback_spdif_close(struct snd_pcm_substream *substream)
1084{
1085        struct snd_ymfpci *chip = snd_pcm_substream_chip(substream);
1086
1087        spin_lock_irq(&chip->reg_lock);
1088        chip->spdif_opened = 0;
1089        ymfpci_close_extension(chip);
1090        snd_ymfpci_writew(chip, YDSXGR_SPDIFOUTCTRL,
1091                          snd_ymfpci_readw(chip, YDSXGR_SPDIFOUTCTRL) & ~2);
1092        snd_ymfpci_writew(chip, YDSXGR_SPDIFOUTSTATUS, chip->spdif_bits);
1093        spin_unlock_irq(&chip->reg_lock);
1094        chip->spdif_pcm_ctl->vd[0].access |= SNDRV_CTL_ELEM_ACCESS_INACTIVE;
1095        snd_ctl_notify(chip->card, SNDRV_CTL_EVENT_MASK_VALUE |
1096                       SNDRV_CTL_EVENT_MASK_INFO, &chip->spdif_pcm_ctl->id);
1097        return snd_ymfpci_playback_close_1(substream);
1098}
1099
1100static int snd_ymfpci_playback_4ch_close(struct snd_pcm_substream *substream)
1101{
1102        struct snd_ymfpci *chip = snd_pcm_substream_chip(substream);
1103
1104        spin_lock_irq(&chip->reg_lock);
1105        if (chip->rear_opened > 0) {
1106                chip->rear_opened--;
1107                ymfpci_close_extension(chip);
1108        }
1109        spin_unlock_irq(&chip->reg_lock);
1110        return snd_ymfpci_playback_close_1(substream);
1111}
1112
1113static int snd_ymfpci_capture_close(struct snd_pcm_substream *substream)
1114{
1115        struct snd_ymfpci *chip = snd_pcm_substream_chip(substream);
1116        struct snd_pcm_runtime *runtime = substream->runtime;
1117        struct snd_ymfpci_pcm *ypcm = runtime->private_data;
1118
1119        if (ypcm != NULL) {
1120                chip->capture_substream[ypcm->capture_bank_number] = NULL;
1121                snd_ymfpci_hw_stop(chip);
1122        }
1123        return 0;
1124}
1125
1126static const struct snd_pcm_ops snd_ymfpci_playback_ops = {
1127        .open =                 snd_ymfpci_playback_open,
1128        .close =                snd_ymfpci_playback_close,
1129        .ioctl =                snd_pcm_lib_ioctl,
1130        .hw_params =            snd_ymfpci_playback_hw_params,
1131        .hw_free =              snd_ymfpci_playback_hw_free,
1132        .prepare =              snd_ymfpci_playback_prepare,
1133        .trigger =              snd_ymfpci_playback_trigger,
1134        .pointer =              snd_ymfpci_playback_pointer,
1135};
1136
1137static const struct snd_pcm_ops snd_ymfpci_capture_rec_ops = {
1138        .open =                 snd_ymfpci_capture_rec_open,
1139        .close =                snd_ymfpci_capture_close,
1140        .ioctl =                snd_pcm_lib_ioctl,
1141        .hw_params =            snd_ymfpci_capture_hw_params,
1142        .hw_free =              snd_ymfpci_capture_hw_free,
1143        .prepare =              snd_ymfpci_capture_prepare,
1144        .trigger =              snd_ymfpci_capture_trigger,
1145        .pointer =              snd_ymfpci_capture_pointer,
1146};
1147
1148int snd_ymfpci_pcm(struct snd_ymfpci *chip, int device)
1149{
1150        struct snd_pcm *pcm;
1151        int err;
1152
1153        if ((err = snd_pcm_new(chip->card, "YMFPCI", device, 32, 1, &pcm)) < 0)
1154                return err;
1155        pcm->private_data = chip;
1156
1157        snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_PLAYBACK, &snd_ymfpci_playback_ops);
1158        snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_CAPTURE, &snd_ymfpci_capture_rec_ops);
1159
1160        /* global setup */
1161        pcm->info_flags = 0;
1162        strcpy(pcm->name, "YMFPCI");
1163        chip->pcm = pcm;
1164
1165        snd_pcm_lib_preallocate_pages_for_all(pcm, SNDRV_DMA_TYPE_DEV,
1166                                              snd_dma_pci_data(chip->pci), 64*1024, 256*1024);
1167
1168        return snd_pcm_add_chmap_ctls(pcm, SNDRV_PCM_STREAM_PLAYBACK,
1169                                     snd_pcm_std_chmaps, 2, 0, NULL);
1170}
1171
1172static const struct snd_pcm_ops snd_ymfpci_capture_ac97_ops = {
1173        .open =                 snd_ymfpci_capture_ac97_open,
1174        .close =                snd_ymfpci_capture_close,
1175        .ioctl =                snd_pcm_lib_ioctl,
1176        .hw_params =            snd_ymfpci_capture_hw_params,
1177        .hw_free =              snd_ymfpci_capture_hw_free,
1178        .prepare =              snd_ymfpci_capture_prepare,
1179        .trigger =              snd_ymfpci_capture_trigger,
1180        .pointer =              snd_ymfpci_capture_pointer,
1181};
1182
1183int snd_ymfpci_pcm2(struct snd_ymfpci *chip, int device)
1184{
1185        struct snd_pcm *pcm;
1186        int err;
1187
1188        if ((err = snd_pcm_new(chip->card, "YMFPCI - PCM2", device, 0, 1, &pcm)) < 0)
1189                return err;
1190        pcm->private_data = chip;
1191
1192        snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_CAPTURE, &snd_ymfpci_capture_ac97_ops);
1193
1194        /* global setup */
1195        pcm->info_flags = 0;
1196        sprintf(pcm->name, "YMFPCI - %s",
1197                chip->device_id == PCI_DEVICE_ID_YAMAHA_754 ? "Direct Recording" : "AC'97");
1198        chip->pcm2 = pcm;
1199
1200        snd_pcm_lib_preallocate_pages_for_all(pcm, SNDRV_DMA_TYPE_DEV,
1201                                              snd_dma_pci_data(chip->pci), 64*1024, 256*1024);
1202
1203        return 0;
1204}
1205
1206static const struct snd_pcm_ops snd_ymfpci_playback_spdif_ops = {
1207        .open =                 snd_ymfpci_playback_spdif_open,
1208        .close =                snd_ymfpci_playback_spdif_close,
1209        .ioctl =                snd_pcm_lib_ioctl,
1210        .hw_params =            snd_ymfpci_playback_hw_params,
1211        .hw_free =              snd_ymfpci_playback_hw_free,
1212        .prepare =              snd_ymfpci_playback_prepare,
1213        .trigger =              snd_ymfpci_playback_trigger,
1214        .pointer =              snd_ymfpci_playback_pointer,
1215};
1216
1217int snd_ymfpci_pcm_spdif(struct snd_ymfpci *chip, int device)
1218{
1219        struct snd_pcm *pcm;
1220        int err;
1221
1222        if ((err = snd_pcm_new(chip->card, "YMFPCI - IEC958", device, 1, 0, &pcm)) < 0)
1223                return err;
1224        pcm->private_data = chip;
1225
1226        snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_PLAYBACK, &snd_ymfpci_playback_spdif_ops);
1227
1228        /* global setup */
1229        pcm->info_flags = 0;
1230        strcpy(pcm->name, "YMFPCI - IEC958");
1231        chip->pcm_spdif = pcm;
1232
1233        snd_pcm_lib_preallocate_pages_for_all(pcm, SNDRV_DMA_TYPE_DEV,
1234                                              snd_dma_pci_data(chip->pci), 64*1024, 256*1024);
1235
1236        return 0;
1237}
1238
1239static const struct snd_pcm_ops snd_ymfpci_playback_4ch_ops = {
1240        .open =                 snd_ymfpci_playback_4ch_open,
1241        .close =                snd_ymfpci_playback_4ch_close,
1242        .ioctl =                snd_pcm_lib_ioctl,
1243        .hw_params =            snd_ymfpci_playback_hw_params,
1244        .hw_free =              snd_ymfpci_playback_hw_free,
1245        .prepare =              snd_ymfpci_playback_prepare,
1246        .trigger =              snd_ymfpci_playback_trigger,
1247        .pointer =              snd_ymfpci_playback_pointer,
1248};
1249
1250static const struct snd_pcm_chmap_elem surround_map[] = {
1251        { .channels = 1,
1252          .map = { SNDRV_CHMAP_MONO } },
1253        { .channels = 2,
1254          .map = { SNDRV_CHMAP_RL, SNDRV_CHMAP_RR } },
1255        { }
1256};
1257
1258int snd_ymfpci_pcm_4ch(struct snd_ymfpci *chip, int device)
1259{
1260        struct snd_pcm *pcm;
1261        int err;
1262
1263        if ((err = snd_pcm_new(chip->card, "YMFPCI - Rear", device, 1, 0, &pcm)) < 0)
1264                return err;
1265        pcm->private_data = chip;
1266
1267        snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_PLAYBACK, &snd_ymfpci_playback_4ch_ops);
1268
1269        /* global setup */
1270        pcm->info_flags = 0;
1271        strcpy(pcm->name, "YMFPCI - Rear PCM");
1272        chip->pcm_4ch = pcm;
1273
1274        snd_pcm_lib_preallocate_pages_for_all(pcm, SNDRV_DMA_TYPE_DEV,
1275                                              snd_dma_pci_data(chip->pci), 64*1024, 256*1024);
1276
1277        return snd_pcm_add_chmap_ctls(pcm, SNDRV_PCM_STREAM_PLAYBACK,
1278                                     surround_map, 2, 0, NULL);
1279}
1280
1281static int snd_ymfpci_spdif_default_info(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo)
1282{
1283        uinfo->type = SNDRV_CTL_ELEM_TYPE_IEC958;
1284        uinfo->count = 1;
1285        return 0;
1286}
1287
1288static int snd_ymfpci_spdif_default_get(struct snd_kcontrol *kcontrol,
1289                                        struct snd_ctl_elem_value *ucontrol)
1290{
1291        struct snd_ymfpci *chip = snd_kcontrol_chip(kcontrol);
1292
1293        spin_lock_irq(&chip->reg_lock);
1294        ucontrol->value.iec958.status[0] = (chip->spdif_bits >> 0) & 0xff;
1295        ucontrol->value.iec958.status[1] = (chip->spdif_bits >> 8) & 0xff;
1296        ucontrol->value.iec958.status[3] = IEC958_AES3_CON_FS_48000;
1297        spin_unlock_irq(&chip->reg_lock);
1298        return 0;
1299}
1300
1301static int snd_ymfpci_spdif_default_put(struct snd_kcontrol *kcontrol,
1302                                         struct snd_ctl_elem_value *ucontrol)
1303{
1304        struct snd_ymfpci *chip = snd_kcontrol_chip(kcontrol);
1305        unsigned int val;
1306        int change;
1307
1308        val = ((ucontrol->value.iec958.status[0] & 0x3e) << 0) |
1309              (ucontrol->value.iec958.status[1] << 8);
1310        spin_lock_irq(&chip->reg_lock);
1311        change = chip->spdif_bits != val;
1312        chip->spdif_bits = val;
1313        if ((snd_ymfpci_readw(chip, YDSXGR_SPDIFOUTCTRL) & 1) && chip->pcm_spdif == NULL)
1314                snd_ymfpci_writew(chip, YDSXGR_SPDIFOUTSTATUS, chip->spdif_bits);
1315        spin_unlock_irq(&chip->reg_lock);
1316        return change;
1317}
1318
1319static const struct snd_kcontrol_new snd_ymfpci_spdif_default =
1320{
1321        .iface =        SNDRV_CTL_ELEM_IFACE_PCM,
1322        .name =         SNDRV_CTL_NAME_IEC958("",PLAYBACK,DEFAULT),
1323        .info =         snd_ymfpci_spdif_default_info,
1324        .get =          snd_ymfpci_spdif_default_get,
1325        .put =          snd_ymfpci_spdif_default_put
1326};
1327
1328static int snd_ymfpci_spdif_mask_info(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo)
1329{
1330        uinfo->type = SNDRV_CTL_ELEM_TYPE_IEC958;
1331        uinfo->count = 1;
1332        return 0;
1333}
1334
1335static int snd_ymfpci_spdif_mask_get(struct snd_kcontrol *kcontrol,
1336                                      struct snd_ctl_elem_value *ucontrol)
1337{
1338        struct snd_ymfpci *chip = snd_kcontrol_chip(kcontrol);
1339
1340        spin_lock_irq(&chip->reg_lock);
1341        ucontrol->value.iec958.status[0] = 0x3e;
1342        ucontrol->value.iec958.status[1] = 0xff;
1343        spin_unlock_irq(&chip->reg_lock);
1344        return 0;
1345}
1346
1347static const struct snd_kcontrol_new snd_ymfpci_spdif_mask =
1348{
1349        .access =       SNDRV_CTL_ELEM_ACCESS_READ,
1350        .iface =        SNDRV_CTL_ELEM_IFACE_PCM,
1351        .name =         SNDRV_CTL_NAME_IEC958("",PLAYBACK,CON_MASK),
1352        .info =         snd_ymfpci_spdif_mask_info,
1353        .get =          snd_ymfpci_spdif_mask_get,
1354};
1355
1356static int snd_ymfpci_spdif_stream_info(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo)
1357{
1358        uinfo->type = SNDRV_CTL_ELEM_TYPE_IEC958;
1359        uinfo->count = 1;
1360        return 0;
1361}
1362
1363static int snd_ymfpci_spdif_stream_get(struct snd_kcontrol *kcontrol,
1364                                        struct snd_ctl_elem_value *ucontrol)
1365{
1366        struct snd_ymfpci *chip = snd_kcontrol_chip(kcontrol);
1367
1368        spin_lock_irq(&chip->reg_lock);
1369        ucontrol->value.iec958.status[0] = (chip->spdif_pcm_bits >> 0) & 0xff;
1370        ucontrol->value.iec958.status[1] = (chip->spdif_pcm_bits >> 8) & 0xff;
1371        ucontrol->value.iec958.status[3] = IEC958_AES3_CON_FS_48000;
1372        spin_unlock_irq(&chip->reg_lock);
1373        return 0;
1374}
1375
1376static int snd_ymfpci_spdif_stream_put(struct snd_kcontrol *kcontrol,
1377                                        struct snd_ctl_elem_value *ucontrol)
1378{
1379        struct snd_ymfpci *chip = snd_kcontrol_chip(kcontrol);
1380        unsigned int val;
1381        int change;
1382
1383        val = ((ucontrol->value.iec958.status[0] & 0x3e) << 0) |
1384              (ucontrol->value.iec958.status[1] << 8);
1385        spin_lock_irq(&chip->reg_lock);
1386        change = chip->spdif_pcm_bits != val;
1387        chip->spdif_pcm_bits = val;
1388        if ((snd_ymfpci_readw(chip, YDSXGR_SPDIFOUTCTRL) & 2))
1389                snd_ymfpci_writew(chip, YDSXGR_SPDIFOUTSTATUS, chip->spdif_pcm_bits);
1390        spin_unlock_irq(&chip->reg_lock);
1391        return change;
1392}
1393
1394static const struct snd_kcontrol_new snd_ymfpci_spdif_stream =
1395{
1396        .access =       SNDRV_CTL_ELEM_ACCESS_READWRITE | SNDRV_CTL_ELEM_ACCESS_INACTIVE,
1397        .iface =        SNDRV_CTL_ELEM_IFACE_PCM,
1398        .name =         SNDRV_CTL_NAME_IEC958("",PLAYBACK,PCM_STREAM),
1399        .info =         snd_ymfpci_spdif_stream_info,
1400        .get =          snd_ymfpci_spdif_stream_get,
1401        .put =          snd_ymfpci_spdif_stream_put
1402};
1403
1404static int snd_ymfpci_drec_source_info(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *info)
1405{
1406        static const char *const texts[3] = {"AC'97", "IEC958", "ZV Port"};
1407
1408        return snd_ctl_enum_info(info, 1, 3, texts);
1409}
1410
1411static int snd_ymfpci_drec_source_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *value)
1412{
1413        struct snd_ymfpci *chip = snd_kcontrol_chip(kcontrol);
1414        u16 reg;
1415
1416        spin_lock_irq(&chip->reg_lock);
1417        reg = snd_ymfpci_readw(chip, YDSXGR_GLOBALCTRL);
1418        spin_unlock_irq(&chip->reg_lock);
1419        if (!(reg & 0x100))
1420                value->value.enumerated.item[0] = 0;
1421        else
1422                value->value.enumerated.item[0] = 1 + ((reg & 0x200) != 0);
1423        return 0;
1424}
1425
1426static int snd_ymfpci_drec_source_put(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *value)
1427{
1428        struct snd_ymfpci *chip = snd_kcontrol_chip(kcontrol);
1429        u16 reg, old_reg;
1430
1431        spin_lock_irq(&chip->reg_lock);
1432        old_reg = snd_ymfpci_readw(chip, YDSXGR_GLOBALCTRL);
1433        if (value->value.enumerated.item[0] == 0)
1434                reg = old_reg & ~0x100;
1435        else
1436                reg = (old_reg & ~0x300) | 0x100 | ((value->value.enumerated.item[0] == 2) << 9);
1437        snd_ymfpci_writew(chip, YDSXGR_GLOBALCTRL, reg);
1438        spin_unlock_irq(&chip->reg_lock);
1439        return reg != old_reg;
1440}
1441
1442static const struct snd_kcontrol_new snd_ymfpci_drec_source = {
1443        .access =       SNDRV_CTL_ELEM_ACCESS_READWRITE,
1444        .iface =        SNDRV_CTL_ELEM_IFACE_MIXER,
1445        .name =         "Direct Recording Source",
1446        .info =         snd_ymfpci_drec_source_info,
1447        .get =          snd_ymfpci_drec_source_get,
1448        .put =          snd_ymfpci_drec_source_put
1449};
1450
1451/*
1452 *  Mixer controls
1453 */
1454
1455#define YMFPCI_SINGLE(xname, xindex, reg, shift) \
1456{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .index = xindex, \
1457  .info = snd_ymfpci_info_single, \
1458  .get = snd_ymfpci_get_single, .put = snd_ymfpci_put_single, \
1459  .private_value = ((reg) | ((shift) << 16)) }
1460
1461#define snd_ymfpci_info_single          snd_ctl_boolean_mono_info
1462
1463static int snd_ymfpci_get_single(struct snd_kcontrol *kcontrol,
1464                                 struct snd_ctl_elem_value *ucontrol)
1465{
1466        struct snd_ymfpci *chip = snd_kcontrol_chip(kcontrol);
1467        int reg = kcontrol->private_value & 0xffff;
1468        unsigned int shift = (kcontrol->private_value >> 16) & 0xff;
1469        unsigned int mask = 1;
1470        
1471        switch (reg) {
1472        case YDSXGR_SPDIFOUTCTRL: break;
1473        case YDSXGR_SPDIFINCTRL: break;
1474        default: return -EINVAL;
1475        }
1476        ucontrol->value.integer.value[0] =
1477                (snd_ymfpci_readl(chip, reg) >> shift) & mask;
1478        return 0;
1479}
1480
1481static int snd_ymfpci_put_single(struct snd_kcontrol *kcontrol,
1482                                 struct snd_ctl_elem_value *ucontrol)
1483{
1484        struct snd_ymfpci *chip = snd_kcontrol_chip(kcontrol);
1485        int reg = kcontrol->private_value & 0xffff;
1486        unsigned int shift = (kcontrol->private_value >> 16) & 0xff;
1487        unsigned int mask = 1;
1488        int change;
1489        unsigned int val, oval;
1490        
1491        switch (reg) {
1492        case YDSXGR_SPDIFOUTCTRL: break;
1493        case YDSXGR_SPDIFINCTRL: break;
1494        default: return -EINVAL;
1495        }
1496        val = (ucontrol->value.integer.value[0] & mask);
1497        val <<= shift;
1498        spin_lock_irq(&chip->reg_lock);
1499        oval = snd_ymfpci_readl(chip, reg);
1500        val = (oval & ~(mask << shift)) | val;
1501        change = val != oval;
1502        snd_ymfpci_writel(chip, reg, val);
1503        spin_unlock_irq(&chip->reg_lock);
1504        return change;
1505}
1506
1507static const DECLARE_TLV_DB_LINEAR(db_scale_native, TLV_DB_GAIN_MUTE, 0);
1508
1509#define YMFPCI_DOUBLE(xname, xindex, reg) \
1510{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .index = xindex, \
1511  .access = SNDRV_CTL_ELEM_ACCESS_READWRITE | SNDRV_CTL_ELEM_ACCESS_TLV_READ, \
1512  .info = snd_ymfpci_info_double, \
1513  .get = snd_ymfpci_get_double, .put = snd_ymfpci_put_double, \
1514  .private_value = reg, \
1515  .tlv = { .p = db_scale_native } }
1516
1517static int snd_ymfpci_info_double(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo)
1518{
1519        unsigned int reg = kcontrol->private_value;
1520
1521        if (reg < 0x80 || reg >= 0xc0)
1522                return -EINVAL;
1523        uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
1524        uinfo->count = 2;
1525        uinfo->value.integer.min = 0;
1526        uinfo->value.integer.max = 16383;
1527        return 0;
1528}
1529
1530static int snd_ymfpci_get_double(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
1531{
1532        struct snd_ymfpci *chip = snd_kcontrol_chip(kcontrol);
1533        unsigned int reg = kcontrol->private_value;
1534        unsigned int shift_left = 0, shift_right = 16, mask = 16383;
1535        unsigned int val;
1536        
1537        if (reg < 0x80 || reg >= 0xc0)
1538                return -EINVAL;
1539        spin_lock_irq(&chip->reg_lock);
1540        val = snd_ymfpci_readl(chip, reg);
1541        spin_unlock_irq(&chip->reg_lock);
1542        ucontrol->value.integer.value[0] = (val >> shift_left) & mask;
1543        ucontrol->value.integer.value[1] = (val >> shift_right) & mask;
1544        return 0;
1545}
1546
1547static int snd_ymfpci_put_double(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
1548{
1549        struct snd_ymfpci *chip = snd_kcontrol_chip(kcontrol);
1550        unsigned int reg = kcontrol->private_value;
1551        unsigned int shift_left = 0, shift_right = 16, mask = 16383;
1552        int change;
1553        unsigned int val1, val2, oval;
1554        
1555        if (reg < 0x80 || reg >= 0xc0)
1556                return -EINVAL;
1557        val1 = ucontrol->value.integer.value[0] & mask;
1558        val2 = ucontrol->value.integer.value[1] & mask;
1559        val1 <<= shift_left;
1560        val2 <<= shift_right;
1561        spin_lock_irq(&chip->reg_lock);
1562        oval = snd_ymfpci_readl(chip, reg);
1563        val1 = (oval & ~((mask << shift_left) | (mask << shift_right))) | val1 | val2;
1564        change = val1 != oval;
1565        snd_ymfpci_writel(chip, reg, val1);
1566        spin_unlock_irq(&chip->reg_lock);
1567        return change;
1568}
1569
1570static int snd_ymfpci_put_nativedacvol(struct snd_kcontrol *kcontrol,
1571                                       struct snd_ctl_elem_value *ucontrol)
1572{
1573        struct snd_ymfpci *chip = snd_kcontrol_chip(kcontrol);
1574        unsigned int reg = YDSXGR_NATIVEDACOUTVOL;
1575        unsigned int reg2 = YDSXGR_BUF441OUTVOL;
1576        int change;
1577        unsigned int value, oval;
1578        
1579        value = ucontrol->value.integer.value[0] & 0x3fff;
1580        value |= (ucontrol->value.integer.value[1] & 0x3fff) << 16;
1581        spin_lock_irq(&chip->reg_lock);
1582        oval = snd_ymfpci_readl(chip, reg);
1583        change = value != oval;
1584        snd_ymfpci_writel(chip, reg, value);
1585        snd_ymfpci_writel(chip, reg2, value);
1586        spin_unlock_irq(&chip->reg_lock);
1587        return change;
1588}
1589
1590/*
1591 * 4ch duplication
1592 */
1593#define snd_ymfpci_info_dup4ch          snd_ctl_boolean_mono_info
1594
1595static int snd_ymfpci_get_dup4ch(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
1596{
1597        struct snd_ymfpci *chip = snd_kcontrol_chip(kcontrol);
1598        ucontrol->value.integer.value[0] = chip->mode_dup4ch;
1599        return 0;
1600}
1601
1602static int snd_ymfpci_put_dup4ch(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
1603{
1604        struct snd_ymfpci *chip = snd_kcontrol_chip(kcontrol);
1605        int change;
1606        change = (ucontrol->value.integer.value[0] != chip->mode_dup4ch);
1607        if (change)
1608                chip->mode_dup4ch = !!ucontrol->value.integer.value[0];
1609        return change;
1610}
1611
1612static const struct snd_kcontrol_new snd_ymfpci_dup4ch = {
1613        .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
1614        .name = "4ch Duplication",
1615        .access = SNDRV_CTL_ELEM_ACCESS_READWRITE,
1616        .info = snd_ymfpci_info_dup4ch,
1617        .get = snd_ymfpci_get_dup4ch,
1618        .put = snd_ymfpci_put_dup4ch,
1619};
1620
1621static struct snd_kcontrol_new snd_ymfpci_controls[] = {
1622{
1623        .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
1624        .name = "Wave Playback Volume",
1625        .access = SNDRV_CTL_ELEM_ACCESS_READWRITE |
1626                  SNDRV_CTL_ELEM_ACCESS_TLV_READ,
1627        .info = snd_ymfpci_info_double,
1628        .get = snd_ymfpci_get_double,
1629        .put = snd_ymfpci_put_nativedacvol,
1630        .private_value = YDSXGR_NATIVEDACOUTVOL,
1631        .tlv = { .p = db_scale_native },
1632},
1633YMFPCI_DOUBLE("Wave Capture Volume", 0, YDSXGR_NATIVEDACLOOPVOL),
1634YMFPCI_DOUBLE("Digital Capture Volume", 0, YDSXGR_NATIVEDACINVOL),
1635YMFPCI_DOUBLE("Digital Capture Volume", 1, YDSXGR_NATIVEADCINVOL),
1636YMFPCI_DOUBLE("ADC Playback Volume", 0, YDSXGR_PRIADCOUTVOL),
1637YMFPCI_DOUBLE("ADC Capture Volume", 0, YDSXGR_PRIADCLOOPVOL),
1638YMFPCI_DOUBLE("ADC Playback Volume", 1, YDSXGR_SECADCOUTVOL),
1639YMFPCI_DOUBLE("ADC Capture Volume", 1, YDSXGR_SECADCLOOPVOL),
1640YMFPCI_DOUBLE("FM Legacy Playback Volume", 0, YDSXGR_LEGACYOUTVOL),
1641YMFPCI_DOUBLE(SNDRV_CTL_NAME_IEC958("AC97 ", PLAYBACK,VOLUME), 0, YDSXGR_ZVOUTVOL),
1642YMFPCI_DOUBLE(SNDRV_CTL_NAME_IEC958("", CAPTURE,VOLUME), 0, YDSXGR_ZVLOOPVOL),
1643YMFPCI_DOUBLE(SNDRV_CTL_NAME_IEC958("AC97 ",PLAYBACK,VOLUME), 1, YDSXGR_SPDIFOUTVOL),
1644YMFPCI_DOUBLE(SNDRV_CTL_NAME_IEC958("",CAPTURE,VOLUME), 1, YDSXGR_SPDIFLOOPVOL),
1645YMFPCI_SINGLE(SNDRV_CTL_NAME_IEC958("",PLAYBACK,SWITCH), 0, YDSXGR_SPDIFOUTCTRL, 0),
1646YMFPCI_SINGLE(SNDRV_CTL_NAME_IEC958("",CAPTURE,SWITCH), 0, YDSXGR_SPDIFINCTRL, 0),
1647YMFPCI_SINGLE(SNDRV_CTL_NAME_IEC958("Loop",NONE,NONE), 0, YDSXGR_SPDIFINCTRL, 4),
1648};
1649
1650
1651/*
1652 * GPIO
1653 */
1654
1655static int snd_ymfpci_get_gpio_out(struct snd_ymfpci *chip, int pin)
1656{
1657        u16 reg, mode;
1658        unsigned long flags;
1659
1660        spin_lock_irqsave(&chip->reg_lock, flags);
1661        reg = snd_ymfpci_readw(chip, YDSXGR_GPIOFUNCENABLE);
1662        reg &= ~(1 << (pin + 8));
1663        reg |= (1 << pin);
1664        snd_ymfpci_writew(chip, YDSXGR_GPIOFUNCENABLE, reg);
1665        /* set the level mode for input line */
1666        mode = snd_ymfpci_readw(chip, YDSXGR_GPIOTYPECONFIG);
1667        mode &= ~(3 << (pin * 2));
1668        snd_ymfpci_writew(chip, YDSXGR_GPIOTYPECONFIG, mode);
1669        snd_ymfpci_writew(chip, YDSXGR_GPIOFUNCENABLE, reg | (1 << (pin + 8)));
1670        mode = snd_ymfpci_readw(chip, YDSXGR_GPIOINSTATUS);
1671        spin_unlock_irqrestore(&chip->reg_lock, flags);
1672        return (mode >> pin) & 1;
1673}
1674
1675static int snd_ymfpci_set_gpio_out(struct snd_ymfpci *chip, int pin, int enable)
1676{
1677        u16 reg;
1678        unsigned long flags;
1679
1680        spin_lock_irqsave(&chip->reg_lock, flags);
1681        reg = snd_ymfpci_readw(chip, YDSXGR_GPIOFUNCENABLE);
1682        reg &= ~(1 << pin);
1683        reg &= ~(1 << (pin + 8));
1684        snd_ymfpci_writew(chip, YDSXGR_GPIOFUNCENABLE, reg);
1685        snd_ymfpci_writew(chip, YDSXGR_GPIOOUTCTRL, enable << pin);
1686        snd_ymfpci_writew(chip, YDSXGR_GPIOFUNCENABLE, reg | (1 << (pin + 8)));
1687        spin_unlock_irqrestore(&chip->reg_lock, flags);
1688
1689        return 0;
1690}
1691
1692#define snd_ymfpci_gpio_sw_info         snd_ctl_boolean_mono_info
1693
1694static int snd_ymfpci_gpio_sw_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
1695{
1696        struct snd_ymfpci *chip = snd_kcontrol_chip(kcontrol);
1697        int pin = (int)kcontrol->private_value;
1698        ucontrol->value.integer.value[0] = snd_ymfpci_get_gpio_out(chip, pin);
1699        return 0;
1700}
1701
1702static int snd_ymfpci_gpio_sw_put(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
1703{
1704        struct snd_ymfpci *chip = snd_kcontrol_chip(kcontrol);
1705        int pin = (int)kcontrol->private_value;
1706
1707        if (snd_ymfpci_get_gpio_out(chip, pin) != ucontrol->value.integer.value[0]) {
1708                snd_ymfpci_set_gpio_out(chip, pin, !!ucontrol->value.integer.value[0]);
1709                ucontrol->value.integer.value[0] = snd_ymfpci_get_gpio_out(chip, pin);
1710                return 1;
1711        }
1712        return 0;
1713}
1714
1715static const struct snd_kcontrol_new snd_ymfpci_rear_shared = {
1716        .name = "Shared Rear/Line-In Switch",
1717        .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
1718        .info = snd_ymfpci_gpio_sw_info,
1719        .get = snd_ymfpci_gpio_sw_get,
1720        .put = snd_ymfpci_gpio_sw_put,
1721        .private_value = 2,
1722};
1723
1724/*
1725 * PCM voice volume
1726 */
1727
1728static int snd_ymfpci_pcm_vol_info(struct snd_kcontrol *kcontrol,
1729                                   struct snd_ctl_elem_info *uinfo)
1730{
1731        uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
1732        uinfo->count = 2;
1733        uinfo->value.integer.min = 0;
1734        uinfo->value.integer.max = 0x8000;
1735        return 0;
1736}
1737
1738static int snd_ymfpci_pcm_vol_get(struct snd_kcontrol *kcontrol,
1739                                  struct snd_ctl_elem_value *ucontrol)
1740{
1741        struct snd_ymfpci *chip = snd_kcontrol_chip(kcontrol);
1742        unsigned int subs = kcontrol->id.subdevice;
1743
1744        ucontrol->value.integer.value[0] = chip->pcm_mixer[subs].left;
1745        ucontrol->value.integer.value[1] = chip->pcm_mixer[subs].right;
1746        return 0;
1747}
1748
1749static int snd_ymfpci_pcm_vol_put(struct snd_kcontrol *kcontrol,
1750                                  struct snd_ctl_elem_value *ucontrol)
1751{
1752        struct snd_ymfpci *chip = snd_kcontrol_chip(kcontrol);
1753        unsigned int subs = kcontrol->id.subdevice;
1754        struct snd_pcm_substream *substream;
1755        unsigned long flags;
1756
1757        if (ucontrol->value.integer.value[0] != chip->pcm_mixer[subs].left ||
1758            ucontrol->value.integer.value[1] != chip->pcm_mixer[subs].right) {
1759                chip->pcm_mixer[subs].left = ucontrol->value.integer.value[0];
1760                chip->pcm_mixer[subs].right = ucontrol->value.integer.value[1];
1761                if (chip->pcm_mixer[subs].left > 0x8000)
1762                        chip->pcm_mixer[subs].left = 0x8000;
1763                if (chip->pcm_mixer[subs].right > 0x8000)
1764                        chip->pcm_mixer[subs].right = 0x8000;
1765
1766                substream = (struct snd_pcm_substream *)kcontrol->private_value;
1767                spin_lock_irqsave(&chip->voice_lock, flags);
1768                if (substream->runtime && substream->runtime->private_data) {
1769                        struct snd_ymfpci_pcm *ypcm = substream->runtime->private_data;
1770                        if (!ypcm->use_441_slot)
1771                                ypcm->update_pcm_vol = 2;
1772                }
1773                spin_unlock_irqrestore(&chip->voice_lock, flags);
1774                return 1;
1775        }
1776        return 0;
1777}
1778
1779static const struct snd_kcontrol_new snd_ymfpci_pcm_volume = {
1780        .iface = SNDRV_CTL_ELEM_IFACE_PCM,
1781        .name = "PCM Playback Volume",
1782        .access = SNDRV_CTL_ELEM_ACCESS_READWRITE |
1783                SNDRV_CTL_ELEM_ACCESS_INACTIVE,
1784        .info = snd_ymfpci_pcm_vol_info,
1785        .get = snd_ymfpci_pcm_vol_get,
1786        .put = snd_ymfpci_pcm_vol_put,
1787};
1788
1789
1790/*
1791 *  Mixer routines
1792 */
1793
1794static void snd_ymfpci_mixer_free_ac97_bus(struct snd_ac97_bus *bus)
1795{
1796        struct snd_ymfpci *chip = bus->private_data;
1797        chip->ac97_bus = NULL;
1798}
1799
1800static void snd_ymfpci_mixer_free_ac97(struct snd_ac97 *ac97)
1801{
1802        struct snd_ymfpci *chip = ac97->private_data;
1803        chip->ac97 = NULL;
1804}
1805
1806int snd_ymfpci_mixer(struct snd_ymfpci *chip, int rear_switch)
1807{
1808        struct snd_ac97_template ac97;
1809        struct snd_kcontrol *kctl;
1810        struct snd_pcm_substream *substream;
1811        unsigned int idx;
1812        int err;
1813        static struct snd_ac97_bus_ops ops = {
1814                .write = snd_ymfpci_codec_write,
1815                .read = snd_ymfpci_codec_read,
1816        };
1817
1818        if ((err = snd_ac97_bus(chip->card, 0, &ops, chip, &chip->ac97_bus)) < 0)
1819                return err;
1820        chip->ac97_bus->private_free = snd_ymfpci_mixer_free_ac97_bus;
1821        chip->ac97_bus->no_vra = 1; /* YMFPCI doesn't need VRA */
1822
1823        memset(&ac97, 0, sizeof(ac97));
1824        ac97.private_data = chip;
1825        ac97.private_free = snd_ymfpci_mixer_free_ac97;
1826        if ((err = snd_ac97_mixer(chip->ac97_bus, &ac97, &chip->ac97)) < 0)
1827                return err;
1828
1829        /* to be sure */
1830        snd_ac97_update_bits(chip->ac97, AC97_EXTENDED_STATUS,
1831                             AC97_EA_VRA|AC97_EA_VRM, 0);
1832
1833        for (idx = 0; idx < ARRAY_SIZE(snd_ymfpci_controls); idx++) {
1834                if ((err = snd_ctl_add(chip->card, snd_ctl_new1(&snd_ymfpci_controls[idx], chip))) < 0)
1835                        return err;
1836        }
1837        if (chip->ac97->ext_id & AC97_EI_SDAC) {
1838                kctl = snd_ctl_new1(&snd_ymfpci_dup4ch, chip);
1839                err = snd_ctl_add(chip->card, kctl);
1840                if (err < 0)
1841                        return err;
1842        }
1843
1844        /* add S/PDIF control */
1845        if (snd_BUG_ON(!chip->pcm_spdif))
1846                return -ENXIO;
1847        if ((err = snd_ctl_add(chip->card, kctl = snd_ctl_new1(&snd_ymfpci_spdif_default, chip))) < 0)
1848                return err;
1849        kctl->id.device = chip->pcm_spdif->device;
1850        if ((err = snd_ctl_add(chip->card, kctl = snd_ctl_new1(&snd_ymfpci_spdif_mask, chip))) < 0)
1851                return err;
1852        kctl->id.device = chip->pcm_spdif->device;
1853        if ((err = snd_ctl_add(chip->card, kctl = snd_ctl_new1(&snd_ymfpci_spdif_stream, chip))) < 0)
1854                return err;
1855        kctl->id.device = chip->pcm_spdif->device;
1856        chip->spdif_pcm_ctl = kctl;
1857
1858        /* direct recording source */
1859        if (chip->device_id == PCI_DEVICE_ID_YAMAHA_754 &&
1860            (err = snd_ctl_add(chip->card, kctl = snd_ctl_new1(&snd_ymfpci_drec_source, chip))) < 0)
1861                return err;
1862
1863        /*
1864         * shared rear/line-in
1865         */
1866        if (rear_switch) {
1867                if ((err = snd_ctl_add(chip->card, snd_ctl_new1(&snd_ymfpci_rear_shared, chip))) < 0)
1868                        return err;
1869        }
1870
1871        /* per-voice volume */
1872        substream = chip->pcm->streams[SNDRV_PCM_STREAM_PLAYBACK].substream;
1873        for (idx = 0; idx < 32; ++idx) {
1874                kctl = snd_ctl_new1(&snd_ymfpci_pcm_volume, chip);
1875                if (!kctl)
1876                        return -ENOMEM;
1877                kctl->id.device = chip->pcm->device;
1878                kctl->id.subdevice = idx;
1879                kctl->private_value = (unsigned long)substream;
1880                if ((err = snd_ctl_add(chip->card, kctl)) < 0)
1881                        return err;
1882                chip->pcm_mixer[idx].left = 0x8000;
1883                chip->pcm_mixer[idx].right = 0x8000;
1884                chip->pcm_mixer[idx].ctl = kctl;
1885                substream = substream->next;
1886        }
1887
1888        return 0;
1889}
1890
1891
1892/*
1893 * timer
1894 */
1895
1896static int snd_ymfpci_timer_start(struct snd_timer *timer)
1897{
1898        struct snd_ymfpci *chip;
1899        unsigned long flags;
1900        unsigned int count;
1901
1902        chip = snd_timer_chip(timer);
1903        spin_lock_irqsave(&chip->reg_lock, flags);
1904        if (timer->sticks > 1) {
1905                chip->timer_ticks = timer->sticks;
1906                count = timer->sticks - 1;
1907        } else {
1908                /*
1909                 * Divisor 1 is not allowed; fake it by using divisor 2 and
1910                 * counting two ticks for each interrupt.
1911                 */
1912                chip->timer_ticks = 2;
1913                count = 2 - 1;
1914        }
1915        snd_ymfpci_writew(chip, YDSXGR_TIMERCOUNT, count);
1916        snd_ymfpci_writeb(chip, YDSXGR_TIMERCTRL, 0x03);
1917        spin_unlock_irqrestore(&chip->reg_lock, flags);
1918        return 0;
1919}
1920
1921static int snd_ymfpci_timer_stop(struct snd_timer *timer)
1922{
1923        struct snd_ymfpci *chip;
1924        unsigned long flags;
1925
1926        chip = snd_timer_chip(timer);
1927        spin_lock_irqsave(&chip->reg_lock, flags);
1928        snd_ymfpci_writeb(chip, YDSXGR_TIMERCTRL, 0x00);
1929        spin_unlock_irqrestore(&chip->reg_lock, flags);
1930        return 0;
1931}
1932
1933static int snd_ymfpci_timer_precise_resolution(struct snd_timer *timer,
1934                                               unsigned long *num, unsigned long *den)
1935{
1936        *num = 1;
1937        *den = 96000;
1938        return 0;
1939}
1940
1941static struct snd_timer_hardware snd_ymfpci_timer_hw = {
1942        .flags = SNDRV_TIMER_HW_AUTO,
1943        .resolution = 10417, /* 1 / 96 kHz = 10.41666...us */
1944        .ticks = 0x10000,
1945        .start = snd_ymfpci_timer_start,
1946        .stop = snd_ymfpci_timer_stop,
1947        .precise_resolution = snd_ymfpci_timer_precise_resolution,
1948};
1949
1950int snd_ymfpci_timer(struct snd_ymfpci *chip, int device)
1951{
1952        struct snd_timer *timer = NULL;
1953        struct snd_timer_id tid;
1954        int err;
1955
1956        tid.dev_class = SNDRV_TIMER_CLASS_CARD;
1957        tid.dev_sclass = SNDRV_TIMER_SCLASS_NONE;
1958        tid.card = chip->card->number;
1959        tid.device = device;
1960        tid.subdevice = 0;
1961        if ((err = snd_timer_new(chip->card, "YMFPCI", &tid, &timer)) >= 0) {
1962                strcpy(timer->name, "YMFPCI timer");
1963                timer->private_data = chip;
1964                timer->hw = snd_ymfpci_timer_hw;
1965        }
1966        chip->timer = timer;
1967        return err;
1968}
1969
1970
1971/*
1972 *  proc interface
1973 */
1974
1975static void snd_ymfpci_proc_read(struct snd_info_entry *entry, 
1976                                 struct snd_info_buffer *buffer)
1977{
1978        struct snd_ymfpci *chip = entry->private_data;
1979        int i;
1980        
1981        snd_iprintf(buffer, "YMFPCI\n\n");
1982        for (i = 0; i <= YDSXGR_WORKBASE; i += 4)
1983                snd_iprintf(buffer, "%04x: %04x\n", i, snd_ymfpci_readl(chip, i));
1984}
1985
1986static int snd_ymfpci_proc_init(struct snd_card *card, struct snd_ymfpci *chip)
1987{
1988        return snd_card_ro_proc_new(card, "ymfpci", chip, snd_ymfpci_proc_read);
1989}
1990
1991/*
1992 *  initialization routines
1993 */
1994
1995static void snd_ymfpci_aclink_reset(struct pci_dev * pci)
1996{
1997        u8 cmd;
1998
1999        pci_read_config_byte(pci, PCIR_DSXG_CTRL, &cmd);
2000#if 0 // force to reset
2001        if (cmd & 0x03) {
2002#endif
2003                pci_write_config_byte(pci, PCIR_DSXG_CTRL, cmd & 0xfc);
2004                pci_write_config_byte(pci, PCIR_DSXG_CTRL, cmd | 0x03);
2005                pci_write_config_byte(pci, PCIR_DSXG_CTRL, cmd & 0xfc);
2006                pci_write_config_word(pci, PCIR_DSXG_PWRCTRL1, 0);
2007                pci_write_config_word(pci, PCIR_DSXG_PWRCTRL2, 0);
2008#if 0
2009        }
2010#endif
2011}
2012
2013static void snd_ymfpci_enable_dsp(struct snd_ymfpci *chip)
2014{
2015        snd_ymfpci_writel(chip, YDSXGR_CONFIG, 0x00000001);
2016}
2017
2018static void snd_ymfpci_disable_dsp(struct snd_ymfpci *chip)
2019{
2020        u32 val;
2021        int timeout = 1000;
2022
2023        val = snd_ymfpci_readl(chip, YDSXGR_CONFIG);
2024        if (val)
2025                snd_ymfpci_writel(chip, YDSXGR_CONFIG, 0x00000000);
2026        while (timeout-- > 0) {
2027                val = snd_ymfpci_readl(chip, YDSXGR_STATUS);
2028                if ((val & 0x00000002) == 0)
2029                        break;
2030        }
2031}
2032
2033static int snd_ymfpci_request_firmware(struct snd_ymfpci *chip)
2034{
2035        int err, is_1e;
2036        const char *name;
2037
2038        err = request_firmware(&chip->dsp_microcode, "yamaha/ds1_dsp.fw",
2039                               &chip->pci->dev);
2040        if (err >= 0) {
2041                if (chip->dsp_microcode->size != YDSXG_DSPLENGTH) {
2042                        dev_err(chip->card->dev,
2043                                "DSP microcode has wrong size\n");
2044                        err = -EINVAL;
2045                }
2046        }
2047        if (err < 0)
2048                return err;
2049        is_1e = chip->device_id == PCI_DEVICE_ID_YAMAHA_724F ||
2050                chip->device_id == PCI_DEVICE_ID_YAMAHA_740C ||
2051                chip->device_id == PCI_DEVICE_ID_YAMAHA_744 ||
2052                chip->device_id == PCI_DEVICE_ID_YAMAHA_754;
2053        name = is_1e ? "yamaha/ds1e_ctrl.fw" : "yamaha/ds1_ctrl.fw";
2054        err = request_firmware(&chip->controller_microcode, name,
2055                               &chip->pci->dev);
2056        if (err >= 0) {
2057                if (chip->controller_microcode->size != YDSXG_CTRLLENGTH) {
2058                        dev_err(chip->card->dev,
2059                                "controller microcode has wrong size\n");
2060                        err = -EINVAL;
2061                }
2062        }
2063        if (err < 0)
2064                return err;
2065        return 0;
2066}
2067
2068MODULE_FIRMWARE("yamaha/ds1_dsp.fw");
2069MODULE_FIRMWARE("yamaha/ds1_ctrl.fw");
2070MODULE_FIRMWARE("yamaha/ds1e_ctrl.fw");
2071
2072static void snd_ymfpci_download_image(struct snd_ymfpci *chip)
2073{
2074        int i;
2075        u16 ctrl;
2076        const __le32 *inst;
2077
2078        snd_ymfpci_writel(chip, YDSXGR_NATIVEDACOUTVOL, 0x00000000);
2079        snd_ymfpci_disable_dsp(chip);
2080        snd_ymfpci_writel(chip, YDSXGR_MODE, 0x00010000);
2081        snd_ymfpci_writel(chip, YDSXGR_MODE, 0x00000000);
2082        snd_ymfpci_writel(chip, YDSXGR_MAPOFREC, 0x00000000);
2083        snd_ymfpci_writel(chip, YDSXGR_MAPOFEFFECT, 0x00000000);
2084        snd_ymfpci_writel(chip, YDSXGR_PLAYCTRLBASE, 0x00000000);
2085        snd_ymfpci_writel(chip, YDSXGR_RECCTRLBASE, 0x00000000);
2086        snd_ymfpci_writel(chip, YDSXGR_EFFCTRLBASE, 0x00000000);
2087        ctrl = snd_ymfpci_readw(chip, YDSXGR_GLOBALCTRL);
2088        snd_ymfpci_writew(chip, YDSXGR_GLOBALCTRL, ctrl & ~0x0007);
2089
2090        /* setup DSP instruction code */
2091        inst = (const __le32 *)chip->dsp_microcode->data;
2092        for (i = 0; i < YDSXG_DSPLENGTH / 4; i++)
2093                snd_ymfpci_writel(chip, YDSXGR_DSPINSTRAM + (i << 2),
2094                                  le32_to_cpu(inst[i]));
2095
2096        /* setup control instruction code */
2097        inst = (const __le32 *)chip->controller_microcode->data;
2098        for (i = 0; i < YDSXG_CTRLLENGTH / 4; i++)
2099                snd_ymfpci_writel(chip, YDSXGR_CTRLINSTRAM + (i << 2),
2100                                  le32_to_cpu(inst[i]));
2101
2102        snd_ymfpci_enable_dsp(chip);
2103}
2104
2105static int snd_ymfpci_memalloc(struct snd_ymfpci *chip)
2106{
2107        long size, playback_ctrl_size;
2108        int voice, bank, reg;
2109        u8 *ptr;
2110        dma_addr_t ptr_addr;
2111
2112        playback_ctrl_size = 4 + 4 * YDSXG_PLAYBACK_VOICES;
2113        chip->bank_size_playback = snd_ymfpci_readl(chip, YDSXGR_PLAYCTRLSIZE) << 2;
2114        chip->bank_size_capture = snd_ymfpci_readl(chip, YDSXGR_RECCTRLSIZE) << 2;
2115        chip->bank_size_effect = snd_ymfpci_readl(chip, YDSXGR_EFFCTRLSIZE) << 2;
2116        chip->work_size = YDSXG_DEFAULT_WORK_SIZE;
2117        
2118        size = ALIGN(playback_ctrl_size, 0x100) +
2119               ALIGN(chip->bank_size_playback * 2 * YDSXG_PLAYBACK_VOICES, 0x100) +
2120               ALIGN(chip->bank_size_capture * 2 * YDSXG_CAPTURE_VOICES, 0x100) +
2121               ALIGN(chip->bank_size_effect * 2 * YDSXG_EFFECT_VOICES, 0x100) +
2122               chip->work_size;
2123        /* work_ptr must be aligned to 256 bytes, but it's already
2124           covered with the kernel page allocation mechanism */
2125        if (snd_dma_alloc_pages(SNDRV_DMA_TYPE_DEV, snd_dma_pci_data(chip->pci),
2126                                size, &chip->work_ptr) < 0) 
2127                return -ENOMEM;
2128        ptr = chip->work_ptr.area;
2129        ptr_addr = chip->work_ptr.addr;
2130        memset(ptr, 0, size);   /* for sure */
2131
2132        chip->bank_base_playback = ptr;
2133        chip->bank_base_playback_addr = ptr_addr;
2134        chip->ctrl_playback = (__le32 *)ptr;
2135        chip->ctrl_playback[0] = cpu_to_le32(YDSXG_PLAYBACK_VOICES);
2136        ptr += ALIGN(playback_ctrl_size, 0x100);
2137        ptr_addr += ALIGN(playback_ctrl_size, 0x100);
2138        for (voice = 0; voice < YDSXG_PLAYBACK_VOICES; voice++) {
2139                chip->voices[voice].number = voice;
2140                chip->voices[voice].bank = (struct snd_ymfpci_playback_bank *)ptr;
2141                chip->voices[voice].bank_addr = ptr_addr;
2142                for (bank = 0; bank < 2; bank++) {
2143                        chip->bank_playback[voice][bank] = (struct snd_ymfpci_playback_bank *)ptr;
2144                        ptr += chip->bank_size_playback;
2145                        ptr_addr += chip->bank_size_playback;
2146                }
2147        }
2148        ptr = (char *)ALIGN((unsigned long)ptr, 0x100);
2149        ptr_addr = ALIGN(ptr_addr, 0x100);
2150        chip->bank_base_capture = ptr;
2151        chip->bank_base_capture_addr = ptr_addr;
2152        for (voice = 0; voice < YDSXG_CAPTURE_VOICES; voice++)
2153                for (bank = 0; bank < 2; bank++) {
2154                        chip->bank_capture[voice][bank] = (struct snd_ymfpci_capture_bank *)ptr;
2155                        ptr += chip->bank_size_capture;
2156                        ptr_addr += chip->bank_size_capture;
2157                }
2158        ptr = (char *)ALIGN((unsigned long)ptr, 0x100);
2159        ptr_addr = ALIGN(ptr_addr, 0x100);
2160        chip->bank_base_effect = ptr;
2161        chip->bank_base_effect_addr = ptr_addr;
2162        for (voice = 0; voice < YDSXG_EFFECT_VOICES; voice++)
2163                for (bank = 0; bank < 2; bank++) {
2164                        chip->bank_effect[voice][bank] = (struct snd_ymfpci_effect_bank *)ptr;
2165                        ptr += chip->bank_size_effect;
2166                        ptr_addr += chip->bank_size_effect;
2167                }
2168        ptr = (char *)ALIGN((unsigned long)ptr, 0x100);
2169        ptr_addr = ALIGN(ptr_addr, 0x100);
2170        chip->work_base = ptr;
2171        chip->work_base_addr = ptr_addr;
2172        
2173        snd_BUG_ON(ptr + chip->work_size !=
2174                   chip->work_ptr.area + chip->work_ptr.bytes);
2175
2176        snd_ymfpci_writel(chip, YDSXGR_PLAYCTRLBASE, chip->bank_base_playback_addr);
2177        snd_ymfpci_writel(chip, YDSXGR_RECCTRLBASE, chip->bank_base_capture_addr);
2178        snd_ymfpci_writel(chip, YDSXGR_EFFCTRLBASE, chip->bank_base_effect_addr);
2179        snd_ymfpci_writel(chip, YDSXGR_WORKBASE, chip->work_base_addr);
2180        snd_ymfpci_writel(chip, YDSXGR_WORKSIZE, chip->work_size >> 2);
2181
2182        /* S/PDIF output initialization */
2183        chip->spdif_bits = chip->spdif_pcm_bits = SNDRV_PCM_DEFAULT_CON_SPDIF & 0xffff;
2184        snd_ymfpci_writew(chip, YDSXGR_SPDIFOUTCTRL, 0);
2185        snd_ymfpci_writew(chip, YDSXGR_SPDIFOUTSTATUS, chip->spdif_bits);
2186
2187        /* S/PDIF input initialization */
2188        snd_ymfpci_writew(chip, YDSXGR_SPDIFINCTRL, 0);
2189
2190        /* digital mixer setup */
2191        for (reg = 0x80; reg < 0xc0; reg += 4)
2192                snd_ymfpci_writel(chip, reg, 0);
2193        snd_ymfpci_writel(chip, YDSXGR_NATIVEDACOUTVOL, 0x3fff3fff);
2194        snd_ymfpci_writel(chip, YDSXGR_BUF441OUTVOL, 0x3fff3fff);
2195        snd_ymfpci_writel(chip, YDSXGR_ZVOUTVOL, 0x3fff3fff);
2196        snd_ymfpci_writel(chip, YDSXGR_SPDIFOUTVOL, 0x3fff3fff);
2197        snd_ymfpci_writel(chip, YDSXGR_NATIVEADCINVOL, 0x3fff3fff);
2198        snd_ymfpci_writel(chip, YDSXGR_NATIVEDACINVOL, 0x3fff3fff);
2199        snd_ymfpci_writel(chip, YDSXGR_PRIADCLOOPVOL, 0x3fff3fff);
2200        snd_ymfpci_writel(chip, YDSXGR_LEGACYOUTVOL, 0x3fff3fff);
2201        
2202        return 0;
2203}
2204
2205static int snd_ymfpci_free(struct snd_ymfpci *chip)
2206{
2207        u16 ctrl;
2208
2209        if (snd_BUG_ON(!chip))
2210                return -EINVAL;
2211
2212        if (chip->res_reg_area) {       /* don't touch busy hardware */
2213                snd_ymfpci_writel(chip, YDSXGR_NATIVEDACOUTVOL, 0);
2214                snd_ymfpci_writel(chip, YDSXGR_BUF441OUTVOL, 0);
2215                snd_ymfpci_writel(chip, YDSXGR_LEGACYOUTVOL, 0);
2216                snd_ymfpci_writel(chip, YDSXGR_STATUS, ~0);
2217                snd_ymfpci_disable_dsp(chip);
2218                snd_ymfpci_writel(chip, YDSXGR_PLAYCTRLBASE, 0);
2219                snd_ymfpci_writel(chip, YDSXGR_RECCTRLBASE, 0);
2220                snd_ymfpci_writel(chip, YDSXGR_EFFCTRLBASE, 0);
2221                snd_ymfpci_writel(chip, YDSXGR_WORKBASE, 0);
2222                snd_ymfpci_writel(chip, YDSXGR_WORKSIZE, 0);
2223                ctrl = snd_ymfpci_readw(chip, YDSXGR_GLOBALCTRL);
2224                snd_ymfpci_writew(chip, YDSXGR_GLOBALCTRL, ctrl & ~0x0007);
2225        }
2226
2227        snd_ymfpci_ac3_done(chip);
2228
2229        /* Set PCI device to D3 state */
2230#if 0
2231        /* FIXME: temporarily disabled, otherwise we cannot fire up
2232         * the chip again unless reboot.  ACPI bug?
2233         */
2234        pci_set_power_state(chip->pci, PCI_D3hot);
2235#endif
2236
2237#ifdef CONFIG_PM_SLEEP
2238        kfree(chip->saved_regs);
2239#endif
2240        if (chip->irq >= 0)
2241                free_irq(chip->irq, chip);
2242        release_and_free_resource(chip->mpu_res);
2243        release_and_free_resource(chip->fm_res);
2244        snd_ymfpci_free_gameport(chip);
2245        iounmap(chip->reg_area_virt);
2246        if (chip->work_ptr.area)
2247                snd_dma_free_pages(&chip->work_ptr);
2248        
2249        release_and_free_resource(chip->res_reg_area);
2250
2251        pci_write_config_word(chip->pci, 0x40, chip->old_legacy_ctrl);
2252        
2253        pci_disable_device(chip->pci);
2254        release_firmware(chip->dsp_microcode);
2255        release_firmware(chip->controller_microcode);
2256        kfree(chip);
2257        return 0;
2258}
2259
2260static int snd_ymfpci_dev_free(struct snd_device *device)
2261{
2262        struct snd_ymfpci *chip = device->device_data;
2263        return snd_ymfpci_free(chip);
2264}
2265
2266#ifdef CONFIG_PM_SLEEP
2267static int saved_regs_index[] = {
2268        /* spdif */
2269        YDSXGR_SPDIFOUTCTRL,
2270        YDSXGR_SPDIFOUTSTATUS,
2271        YDSXGR_SPDIFINCTRL,
2272        /* volumes */
2273        YDSXGR_PRIADCLOOPVOL,
2274        YDSXGR_NATIVEDACINVOL,
2275        YDSXGR_NATIVEDACOUTVOL,
2276        YDSXGR_BUF441OUTVOL,
2277        YDSXGR_NATIVEADCINVOL,
2278        YDSXGR_SPDIFLOOPVOL,
2279        YDSXGR_SPDIFOUTVOL,
2280        YDSXGR_ZVOUTVOL,
2281        YDSXGR_LEGACYOUTVOL,
2282        /* address bases */
2283        YDSXGR_PLAYCTRLBASE,
2284        YDSXGR_RECCTRLBASE,
2285        YDSXGR_EFFCTRLBASE,
2286        YDSXGR_WORKBASE,
2287        /* capture set up */
2288        YDSXGR_MAPOFREC,
2289        YDSXGR_RECFORMAT,
2290        YDSXGR_RECSLOTSR,
2291        YDSXGR_ADCFORMAT,
2292        YDSXGR_ADCSLOTSR,
2293};
2294#define YDSXGR_NUM_SAVED_REGS   ARRAY_SIZE(saved_regs_index)
2295
2296static int snd_ymfpci_suspend(struct device *dev)
2297{
2298        struct snd_card *card = dev_get_drvdata(dev);
2299        struct snd_ymfpci *chip = card->private_data;
2300        unsigned int i;
2301        
2302        snd_power_change_state(card, SNDRV_CTL_POWER_D3hot);
2303        snd_ac97_suspend(chip->ac97);
2304        for (i = 0; i < YDSXGR_NUM_SAVED_REGS; i++)
2305                chip->saved_regs[i] = snd_ymfpci_readl(chip, saved_regs_index[i]);
2306        chip->saved_ydsxgr_mode = snd_ymfpci_readl(chip, YDSXGR_MODE);
2307        pci_read_config_word(chip->pci, PCIR_DSXG_LEGACY,
2308                             &chip->saved_dsxg_legacy);
2309        pci_read_config_word(chip->pci, PCIR_DSXG_ELEGACY,
2310                             &chip->saved_dsxg_elegacy);
2311        snd_ymfpci_writel(chip, YDSXGR_NATIVEDACOUTVOL, 0);
2312        snd_ymfpci_writel(chip, YDSXGR_BUF441OUTVOL, 0);
2313        snd_ymfpci_disable_dsp(chip);
2314        return 0;
2315}
2316
2317static int snd_ymfpci_resume(struct device *dev)
2318{
2319        struct pci_dev *pci = to_pci_dev(dev);
2320        struct snd_card *card = dev_get_drvdata(dev);
2321        struct snd_ymfpci *chip = card->private_data;
2322        unsigned int i;
2323
2324        snd_ymfpci_aclink_reset(pci);
2325        snd_ymfpci_codec_ready(chip, 0);
2326        snd_ymfpci_download_image(chip);
2327        udelay(100);
2328
2329        for (i = 0; i < YDSXGR_NUM_SAVED_REGS; i++)
2330                snd_ymfpci_writel(chip, saved_regs_index[i], chip->saved_regs[i]);
2331
2332        snd_ac97_resume(chip->ac97);
2333
2334        pci_write_config_word(chip->pci, PCIR_DSXG_LEGACY,
2335                              chip->saved_dsxg_legacy);
2336        pci_write_config_word(chip->pci, PCIR_DSXG_ELEGACY,
2337                              chip->saved_dsxg_elegacy);
2338
2339        /* start hw again */
2340        if (chip->start_count > 0) {
2341                spin_lock_irq(&chip->reg_lock);
2342                snd_ymfpci_writel(chip, YDSXGR_MODE, chip->saved_ydsxgr_mode);
2343                chip->active_bank = snd_ymfpci_readl(chip, YDSXGR_CTRLSELECT);
2344                spin_unlock_irq(&chip->reg_lock);
2345        }
2346        snd_power_change_state(card, SNDRV_CTL_POWER_D0);
2347        return 0;
2348}
2349
2350SIMPLE_DEV_PM_OPS(snd_ymfpci_pm, snd_ymfpci_suspend, snd_ymfpci_resume);
2351#endif /* CONFIG_PM_SLEEP */
2352
2353int snd_ymfpci_create(struct snd_card *card,
2354                      struct pci_dev *pci,
2355                      unsigned short old_legacy_ctrl,
2356                      struct snd_ymfpci **rchip)
2357{
2358        struct snd_ymfpci *chip;
2359        int err;
2360        static struct snd_device_ops ops = {
2361                .dev_free =     snd_ymfpci_dev_free,
2362        };
2363        
2364        *rchip = NULL;
2365
2366        /* enable PCI device */
2367        if ((err = pci_enable_device(pci)) < 0)
2368                return err;
2369
2370        chip = kzalloc(sizeof(*chip), GFP_KERNEL);
2371        if (chip == NULL) {
2372                pci_disable_device(pci);
2373                return -ENOMEM;
2374        }
2375        chip->old_legacy_ctrl = old_legacy_ctrl;
2376        spin_lock_init(&chip->reg_lock);
2377        spin_lock_init(&chip->voice_lock);
2378        init_waitqueue_head(&chip->interrupt_sleep);
2379        atomic_set(&chip->interrupt_sleep_count, 0);
2380        chip->card = card;
2381        chip->pci = pci;
2382        chip->irq = -1;
2383        chip->device_id = pci->device;
2384        chip->rev = pci->revision;
2385        chip->reg_area_phys = pci_resource_start(pci, 0);
2386        chip->reg_area_virt = ioremap_nocache(chip->reg_area_phys, 0x8000);
2387        pci_set_master(pci);
2388        chip->src441_used = -1;
2389
2390        if ((chip->res_reg_area = request_mem_region(chip->reg_area_phys, 0x8000, "YMFPCI")) == NULL) {
2391                dev_err(chip->card->dev,
2392                        "unable to grab memory region 0x%lx-0x%lx\n",
2393                        chip->reg_area_phys, chip->reg_area_phys + 0x8000 - 1);
2394                err = -EBUSY;
2395                goto free_chip;
2396        }
2397        if (request_irq(pci->irq, snd_ymfpci_interrupt, IRQF_SHARED,
2398                        KBUILD_MODNAME, chip)) {
2399                dev_err(chip->card->dev, "unable to grab IRQ %d\n", pci->irq);
2400                err = -EBUSY;
2401                goto free_chip;
2402        }
2403        chip->irq = pci->irq;
2404
2405        snd_ymfpci_aclink_reset(pci);
2406        if (snd_ymfpci_codec_ready(chip, 0) < 0) {
2407                err = -EIO;
2408                goto free_chip;
2409        }
2410
2411        err = snd_ymfpci_request_firmware(chip);
2412        if (err < 0) {
2413                dev_err(chip->card->dev, "firmware request failed: %d\n", err);
2414                goto free_chip;
2415        }
2416        snd_ymfpci_download_image(chip);
2417
2418        udelay(100); /* seems we need a delay after downloading image.. */
2419
2420        if (snd_ymfpci_memalloc(chip) < 0) {
2421                err = -EIO;
2422                goto free_chip;
2423        }
2424
2425        err = snd_ymfpci_ac3_init(chip);
2426        if (err < 0)
2427                goto free_chip;
2428
2429#ifdef CONFIG_PM_SLEEP
2430        chip->saved_regs = kmalloc_array(YDSXGR_NUM_SAVED_REGS, sizeof(u32),
2431                                         GFP_KERNEL);
2432        if (chip->saved_regs == NULL) {
2433                err = -ENOMEM;
2434                goto free_chip;
2435        }
2436#endif
2437
2438        err = snd_device_new(card, SNDRV_DEV_LOWLEVEL, chip, &ops);
2439        if (err < 0)
2440                goto free_chip;
2441
2442        snd_ymfpci_proc_init(card, chip);
2443
2444        *rchip = chip;
2445        return 0;
2446
2447free_chip:
2448        snd_ymfpci_free(chip);
2449        return err;
2450}
2451