sound/pci/ice1712/ice1724.c

   1 // SPDX-License-Identifier: GPL-2.0-or-later
   2 /*
   3  *   ALSA driver for VT1724 ICEnsemble ICE1724 / VIA VT1724 (Envy24HT)
   4  *                   VIA VT1720 (Envy24PT)
   5  *
   6  *      Copyright (c) 2000 Jaroslav Kysela <perex@perex.cz>
   7  *                    2002 James Stafford <jstafford@ampltd.com>
   8  *                    2003 Takashi Iwai <tiwai@suse.de>
   9  */
  10
  11 #include <linux/delay.h>
  12 #include <linux/interrupt.h>
  13 #include <linux/init.h>
  14 #include <linux/pci.h>
  15 #include <linux/slab.h>
  16 #include <linux/module.h>
  17 #include <linux/mutex.h>
  18 #include <sound/core.h>
  19 #include <sound/info.h>
  20 #include <sound/rawmidi.h>
  21 #include <sound/initval.h>
  22
  23 #include <sound/asoundef.h>
  24
  25 #include "ice1712.h"
  26 #include "envy24ht.h"
  27
  28 /* lowlevel routines */
  29 #include "amp.h"
  30 #include "revo.h"
  31 #include "aureon.h"
  32 #include "vt1720_mobo.h"
  33 #include "pontis.h"
  34 #include "prodigy192.h"
  35 #include "prodigy_hifi.h"
  36 #include "juli.h"
  37 #include "maya44.h"
  38 #include "phase.h"
  39 #include "wtm.h"
  40 #include "se.h"
  41 #include "quartet.h"
  42 #include "psc724.h"
  43
  44 MODULE_AUTHOR("Jaroslav Kysela <perex@perex.cz>");
  45 MODULE_DESCRIPTION("VIA ICEnsemble ICE1724/1720 (Envy24HT/PT)");
  46 MODULE_LICENSE("GPL");
  47 MODULE_SUPPORTED_DEVICE("{"
  48                REVO_DEVICE_DESC
  49                AMP_AUDIO2000_DEVICE_DESC
  50                AUREON_DEVICE_DESC
  51                VT1720_MOBO_DEVICE_DESC
  52                PONTIS_DEVICE_DESC
  53                PRODIGY192_DEVICE_DESC
  54                PRODIGY_HIFI_DEVICE_DESC
  55                JULI_DEVICE_DESC
  56                MAYA44_DEVICE_DESC
  57                PHASE_DEVICE_DESC
  58                WTM_DEVICE_DESC
  59                SE_DEVICE_DESC
  60                QTET_DEVICE_DESC
  61                 "{VIA,VT1720},"
  62                 "{VIA,VT1724},"
  63                 "{ICEnsemble,Generic ICE1724},"
  64                 "{ICEnsemble,Generic Envy24HT}"
  65                 "{ICEnsemble,Generic Envy24PT}}");
  66
  67 static int index[SNDRV_CARDS] = SNDRV_DEFAULT_IDX;      /* Index 0-MAX */
  68 static char *id[SNDRV_CARDS] = SNDRV_DEFAULT_STR;       /* ID for this card */
  69 static bool enable[SNDRV_CARDS] = SNDRV_DEFAULT_ENABLE_PNP;             /* Enable this card */
  70 static char *model[SNDRV_CARDS];
  71
  72 module_param_array(index, int, NULL, 0444);
  73 MODULE_PARM_DESC(index, "Index value for ICE1724 soundcard.");
  74 module_param_array(id, charp, NULL, 0444);
  75 MODULE_PARM_DESC(id, "ID string for ICE1724 soundcard.");
  76 module_param_array(enable, bool, NULL, 0444);
  77 MODULE_PARM_DESC(enable, "Enable ICE1724 soundcard.");
  78 module_param_array(model, charp, NULL, 0444);
  79 MODULE_PARM_DESC(model, "Use the given board model.");
  80
  81
  82 /* Both VT1720 and VT1724 have the same PCI IDs */
  83 static const struct pci_device_id snd_vt1724_ids[] = {
  84         { PCI_VDEVICE(ICE, PCI_DEVICE_ID_VT1724), 0 },
  85         { 0, }
  86 };
  87
  88 MODULE_DEVICE_TABLE(pci, snd_vt1724_ids);
  89
  90
  91 static int PRO_RATE_LOCKED;
  92 static int PRO_RATE_RESET = 1;
  93 static unsigned int PRO_RATE_DEFAULT = 44100;
  94
  95 static const char * const ext_clock_names[1] = { "IEC958 In" };
  96
  97 /*
  98  *  Basic I/O
  99  */
 100
 101 /*
 102  *  default rates, default clock routines
 103  */
 104
 105 /* check whether the clock mode is spdif-in */
 106 static inline int stdclock_is_spdif_master(struct snd_ice1712 *ice)
 107 {
 108         return (inb(ICEMT1724(ice, RATE)) & VT1724_SPDIF_MASTER) ? 1 : 0;
 109 }
 110
 111 /*
 112  * locking rate makes sense only for internal clock mode
 113  */
 114 static inline int is_pro_rate_locked(struct snd_ice1712 *ice)
 115 {
 116         return (!ice->is_spdif_master(ice)) && PRO_RATE_LOCKED;
 117 }
 118
 119 /*
 120  * ac97 section
 121  */
 122
 123 static unsigned char snd_vt1724_ac97_ready(struct snd_ice1712 *ice)
 124 {
 125         unsigned char old_cmd;
 126         int tm;
 127         for (tm = 0; tm < 0x10000; tm++) {
 128                 old_cmd = inb(ICEMT1724(ice, AC97_CMD));
 129                 if (old_cmd & (VT1724_AC97_WRITE | VT1724_AC97_READ))
 130                         continue;
 131                 if (!(old_cmd & VT1724_AC97_READY))
 132                         continue;
 133                 return old_cmd;
 134         }
 135         dev_dbg(ice->card->dev, "snd_vt1724_ac97_ready: timeout\n");
 136         return old_cmd;
 137 }
 138
 139 static int snd_vt1724_ac97_wait_bit(struct snd_ice1712 *ice, unsigned char bit)
 140 {
 141         int tm;
 142         for (tm = 0; tm < 0x10000; tm++)
 143                 if ((inb(ICEMT1724(ice, AC97_CMD)) & bit) == 0)
 144                         return 0;
 145         dev_dbg(ice->card->dev, "snd_vt1724_ac97_wait_bit: timeout\n");
 146         return -EIO;
 147 }
 148
 149 static void snd_vt1724_ac97_write(struct snd_ac97 *ac97,
 150                                   unsigned short reg,
 151                                   unsigned short val)
 152 {
 153         struct snd_ice1712 *ice = ac97->private_data;
 154         unsigned char old_cmd;
 155
 156         old_cmd = snd_vt1724_ac97_ready(ice);
 157         old_cmd &= ~VT1724_AC97_ID_MASK;
 158         old_cmd |= ac97->num;
 159         outb(reg, ICEMT1724(ice, AC97_INDEX));
 160         outw(val, ICEMT1724(ice, AC97_DATA));
 161         outb(old_cmd | VT1724_AC97_WRITE, ICEMT1724(ice, AC97_CMD));
 162         snd_vt1724_ac97_wait_bit(ice, VT1724_AC97_WRITE);
 163 }
 164
 165 static unsigned short snd_vt1724_ac97_read(struct snd_ac97 *ac97, unsigned short reg)
 166 {
 167         struct snd_ice1712 *ice = ac97->private_data;
 168         unsigned char old_cmd;
 169
 170         old_cmd = snd_vt1724_ac97_ready(ice);
 171         old_cmd &= ~VT1724_AC97_ID_MASK;
 172         old_cmd |= ac97->num;
 173         outb(reg, ICEMT1724(ice, AC97_INDEX));
 174         outb(old_cmd | VT1724_AC97_READ, ICEMT1724(ice, AC97_CMD));
 175         if (snd_vt1724_ac97_wait_bit(ice, VT1724_AC97_READ) < 0)
 176                 return ~0;
 177         return inw(ICEMT1724(ice, AC97_DATA));
 178 }
 179
 180
 181 /*
 182  * GPIO operations
 183  */
 184
 185 /* set gpio direction 0 = read, 1 = write */
 186 static void snd_vt1724_set_gpio_dir(struct snd_ice1712 *ice, unsigned int data)
 187 {
 188         outl(data, ICEREG1724(ice, GPIO_DIRECTION));
 189         inw(ICEREG1724(ice, GPIO_DIRECTION)); /* dummy read for pci-posting */
 190 }
 191
 192 /* get gpio direction 0 = read, 1 = write */
 193 static unsigned int snd_vt1724_get_gpio_dir(struct snd_ice1712 *ice)
 194 {
 195         return inl(ICEREG1724(ice, GPIO_DIRECTION));
 196 }
 197
 198 /* set the gpio mask (0 = writable) */
 199 static void snd_vt1724_set_gpio_mask(struct snd_ice1712 *ice, unsigned int data)
 200 {
 201         outw(data, ICEREG1724(ice, GPIO_WRITE_MASK));
 202         if (!ice->vt1720) /* VT1720 supports only 16 GPIO bits */
 203                 outb((data >> 16) & 0xff, ICEREG1724(ice, GPIO_WRITE_MASK_22));
 204         inw(ICEREG1724(ice, GPIO_WRITE_MASK)); /* dummy read for pci-posting */
 205 }
 206
 207 static unsigned int snd_vt1724_get_gpio_mask(struct snd_ice1712 *ice)
 208 {
 209         unsigned int mask;
 210         if (!ice->vt1720)
 211                 mask = (unsigned int)inb(ICEREG1724(ice, GPIO_WRITE_MASK_22));
 212         else
 213                 mask = 0;
 214         mask = (mask << 16) | inw(ICEREG1724(ice, GPIO_WRITE_MASK));
 215         return mask;
 216 }
 217
 218 static void snd_vt1724_set_gpio_data(struct snd_ice1712 *ice, unsigned int data)
 219 {
 220         outw(data, ICEREG1724(ice, GPIO_DATA));
 221         if (!ice->vt1720)
 222                 outb(data >> 16, ICEREG1724(ice, GPIO_DATA_22));
 223         inw(ICEREG1724(ice, GPIO_DATA)); /* dummy read for pci-posting */
 224 }
 225
 226 static unsigned int snd_vt1724_get_gpio_data(struct snd_ice1712 *ice)
 227 {
 228         unsigned int data;
 229         if (!ice->vt1720)
 230                 data = (unsigned int)inb(ICEREG1724(ice, GPIO_DATA_22));
 231         else
 232                 data = 0;
 233         data = (data << 16) | inw(ICEREG1724(ice, GPIO_DATA));
 234         return data;
 235 }
 236
 237 /*
 238  * MIDI
 239  */
 240
 241 static void vt1724_midi_clear_rx(struct snd_ice1712 *ice)
 242 {
 243         unsigned int count;
 244
 245         for (count = inb(ICEREG1724(ice, MPU_RXFIFO)); count > 0; --count)
 246                 inb(ICEREG1724(ice, MPU_DATA));
 247 }
 248
 249 static inline struct snd_rawmidi_substream *
 250 get_rawmidi_substream(struct snd_ice1712 *ice, unsigned int stream)
 251 {
 252         return list_first_entry(&ice->rmidi[0]->streams[stream].substreams,
 253                                 struct snd_rawmidi_substream, list);
 254 }
 255
 256 static void enable_midi_irq(struct snd_ice1712 *ice, u8 flag, int enable);
 257
 258 static void vt1724_midi_write(struct snd_ice1712 *ice)
 259 {
 260         struct snd_rawmidi_substream *s;
 261         int count, i;
 262         u8 buffer[32];
 263
 264         s = get_rawmidi_substream(ice, SNDRV_RAWMIDI_STREAM_OUTPUT);
 265         count = 31 - inb(ICEREG1724(ice, MPU_TXFIFO));
 266         if (count > 0) {
 267                 count = snd_rawmidi_transmit(s, buffer, count);
 268                 for (i = 0; i < count; ++i)
 269                         outb(buffer[i], ICEREG1724(ice, MPU_DATA));
 270         }
 271         /* mask irq when all bytes have been transmitted.
 272          * enabled again in output_trigger when the new data comes in.
 273          */
 274         enable_midi_irq(ice, VT1724_IRQ_MPU_TX,
 275                         !snd_rawmidi_transmit_empty(s));
 276 }
 277
 278 static void vt1724_midi_read(struct snd_ice1712 *ice)
 279 {
 280         struct snd_rawmidi_substream *s;
 281         int count, i;
 282         u8 buffer[32];
 283
 284         s = get_rawmidi_substream(ice, SNDRV_RAWMIDI_STREAM_INPUT);
 285         count = inb(ICEREG1724(ice, MPU_RXFIFO));
 286         if (count > 0) {
 287                 count = min(count, 32);
 288                 for (i = 0; i < count; ++i)
 289                         buffer[i] = inb(ICEREG1724(ice, MPU_DATA));
 290                 snd_rawmidi_receive(s, buffer, count);
 291         }
 292 }
 293
 294 /* call with ice->reg_lock */
 295 static void enable_midi_irq(struct snd_ice1712 *ice, u8 flag, int enable)
 296 {
 297         u8 mask = inb(ICEREG1724(ice, IRQMASK));
 298         if (enable)
 299                 mask &= ~flag;
 300         else
 301                 mask |= flag;
 302         outb(mask, ICEREG1724(ice, IRQMASK));
 303 }
 304
 305 static void vt1724_enable_midi_irq(struct snd_rawmidi_substream *substream,
 306                                    u8 flag, int enable)
 307 {
 308         struct snd_ice1712 *ice = substream->rmidi->private_data;
 309
 310         spin_lock_irq(&ice->reg_lock);
 311         enable_midi_irq(ice, flag, enable);
 312         spin_unlock_irq(&ice->reg_lock);
 313 }
 314
 315 static int vt1724_midi_output_open(struct snd_rawmidi_substream *s)
 316 {
 317         return 0;
 318 }
 319
 320 static int vt1724_midi_output_close(struct snd_rawmidi_substream *s)
 321 {
 322         return 0;
 323 }
 324
 325 static void vt1724_midi_output_trigger(struct snd_rawmidi_substream *s, int up)
 326 {
 327         struct snd_ice1712 *ice = s->rmidi->private_data;
 328         unsigned long flags;
 329
 330         spin_lock_irqsave(&ice->reg_lock, flags);
 331         if (up) {
 332                 ice->midi_output = 1;
 333                 vt1724_midi_write(ice);
 334         } else {
 335                 ice->midi_output = 0;
 336                 enable_midi_irq(ice, VT1724_IRQ_MPU_TX, 0);
 337         }
 338         spin_unlock_irqrestore(&ice->reg_lock, flags);
 339 }
 340
 341 static void vt1724_midi_output_drain(struct snd_rawmidi_substream *s)
 342 {
 343         struct snd_ice1712 *ice = s->rmidi->private_data;
 344         unsigned long timeout;
 345
 346         vt1724_enable_midi_irq(s, VT1724_IRQ_MPU_TX, 0);
 347         /* 32 bytes should be transmitted in less than about 12 ms */
 348         timeout = jiffies + msecs_to_jiffies(15);
 349         do {
 350                 if (inb(ICEREG1724(ice, MPU_CTRL)) & VT1724_MPU_TX_EMPTY)
 351                         break;
 352                 schedule_timeout_uninterruptible(1);
 353         } while (time_after(timeout, jiffies));
 354 }
 355
 356 static const struct snd_rawmidi_ops vt1724_midi_output_ops = {
 357         .open = vt1724_midi_output_open,
 358         .close = vt1724_midi_output_close,
 359         .trigger = vt1724_midi_output_trigger,
 360         .drain = vt1724_midi_output_drain,
 361 };
 362
 363 static int vt1724_midi_input_open(struct snd_rawmidi_substream *s)
 364 {
 365         vt1724_midi_clear_rx(s->rmidi->private_data);
 366         vt1724_enable_midi_irq(s, VT1724_IRQ_MPU_RX, 1);
 367         return 0;
 368 }
 369
 370 static int vt1724_midi_input_close(struct snd_rawmidi_substream *s)
 371 {
 372         vt1724_enable_midi_irq(s, VT1724_IRQ_MPU_RX, 0);
 373         return 0;
 374 }
 375
 376 static void vt1724_midi_input_trigger(struct snd_rawmidi_substream *s, int up)
 377 {
 378         struct snd_ice1712 *ice = s->rmidi->private_data;
 379         unsigned long flags;
 380
 381         spin_lock_irqsave(&ice->reg_lock, flags);
 382         if (up) {
 383                 ice->midi_input = 1;
 384                 vt1724_midi_read(ice);
 385         } else {
 386                 ice->midi_input = 0;
 387         }
 388         spin_unlock_irqrestore(&ice->reg_lock, flags);
 389 }
 390
 391 static const struct snd_rawmidi_ops vt1724_midi_input_ops = {
 392         .open = vt1724_midi_input_open,
 393         .close = vt1724_midi_input_close,
 394         .trigger = vt1724_midi_input_trigger,
 395 };
 396
 397
 398 /*
 399  *  Interrupt handler
 400  */
 401
 402 static irqreturn_t snd_vt1724_interrupt(int irq, void *dev_id)
 403 {
 404         struct snd_ice1712 *ice = dev_id;
 405         unsigned char status;
 406         unsigned char status_mask =
 407                 VT1724_IRQ_MPU_RX | VT1724_IRQ_MPU_TX | VT1724_IRQ_MTPCM;
 408         int handled = 0;
 409         int timeout = 0;
 410
 411         while (1) {
 412                 status = inb(ICEREG1724(ice, IRQSTAT));
 413                 status &= status_mask;
 414                 if (status == 0)
 415                         break;
 416                 spin_lock(&ice->reg_lock);
 417                 if (++timeout > 10) {
 418                         status = inb(ICEREG1724(ice, IRQSTAT));
 419                         dev_err(ice->card->dev,
 420                                 "Too long irq loop, status = 0x%x\n", status);
 421                         if (status & VT1724_IRQ_MPU_TX) {
 422                                 dev_err(ice->card->dev, "Disabling MPU_TX\n");
 423                                 enable_midi_irq(ice, VT1724_IRQ_MPU_TX, 0);
 424                         }
 425                         spin_unlock(&ice->reg_lock);
 426                         break;
 427                 }
 428                 handled = 1;
 429                 if (status & VT1724_IRQ_MPU_TX) {
 430                         if (ice->midi_output)
 431                                 vt1724_midi_write(ice);
 432                         else
 433                                 enable_midi_irq(ice, VT1724_IRQ_MPU_TX, 0);
 434                         /* Due to mysterical reasons, MPU_TX is always
 435                          * generated (and can't be cleared) when a PCM
 436                          * playback is going.  So let's ignore at the
 437                          * next loop.
 438                          */
 439                         status_mask &= ~VT1724_IRQ_MPU_TX;
 440                 }
 441                 if (status & VT1724_IRQ_MPU_RX) {
 442                         if (ice->midi_input)
 443                                 vt1724_midi_read(ice);
 444                         else
 445                                 vt1724_midi_clear_rx(ice);
 446                 }
 447                 /* ack MPU irq */
 448                 outb(status, ICEREG1724(ice, IRQSTAT));
 449                 spin_unlock(&ice->reg_lock);
 450                 if (status & VT1724_IRQ_MTPCM) {
 451                         /*
 452                          * Multi-track PCM
 453                          * PCM assignment are:
 454                          * Playback DMA0 (M/C) = playback_pro_substream
 455                          * Playback DMA1 = playback_con_substream_ds[0]
 456                          * Playback DMA2 = playback_con_substream_ds[1]
 457                          * Playback DMA3 = playback_con_substream_ds[2]
 458                          * Playback DMA4 (SPDIF) = playback_con_substream
 459                          * Record DMA0 = capture_pro_substream
 460                          * Record DMA1 = capture_con_substream
 461                          */
 462                         unsigned char mtstat = inb(ICEMT1724(ice, IRQ));
 463                         if (mtstat & VT1724_MULTI_PDMA0) {
 464                                 if (ice->playback_pro_substream)
 465                                         snd_pcm_period_elapsed(ice->playback_pro_substream);
 466                         }
 467                         if (mtstat & VT1724_MULTI_RDMA0) {
 468                                 if (ice->capture_pro_substream)
 469                                         snd_pcm_period_elapsed(ice->capture_pro_substream);
 470                         }
 471                         if (mtstat & VT1724_MULTI_PDMA1) {
 472                                 if (ice->playback_con_substream_ds[0])
 473                                         snd_pcm_period_elapsed(ice->playback_con_substream_ds[0]);
 474                         }
 475                         if (mtstat & VT1724_MULTI_PDMA2) {
 476                                 if (ice->playback_con_substream_ds[1])
 477                                         snd_pcm_period_elapsed(ice->playback_con_substream_ds[1]);
 478                         }
 479                         if (mtstat & VT1724_MULTI_PDMA3) {
 480                                 if (ice->playback_con_substream_ds[2])
 481                                         snd_pcm_period_elapsed(ice->playback_con_substream_ds[2]);
 482                         }
 483                         if (mtstat & VT1724_MULTI_PDMA4) {
 484                                 if (ice->playback_con_substream)
 485                                         snd_pcm_period_elapsed(ice->playback_con_substream);
 486                         }
 487                         if (mtstat & VT1724_MULTI_RDMA1) {
 488                                 if (ice->capture_con_substream)
 489                                         snd_pcm_period_elapsed(ice->capture_con_substream);
 490                         }
 491                         /* ack anyway to avoid freeze */
 492                         outb(mtstat, ICEMT1724(ice, IRQ));
 493                         /* ought to really handle this properly */
 494                         if (mtstat & VT1724_MULTI_FIFO_ERR) {
 495                                 unsigned char fstat = inb(ICEMT1724(ice, DMA_FIFO_ERR));
 496                                 outb(fstat, ICEMT1724(ice, DMA_FIFO_ERR));
 497                                 outb(VT1724_MULTI_FIFO_ERR | inb(ICEMT1724(ice, DMA_INT_MASK)), ICEMT1724(ice, DMA_INT_MASK));
 498                                 /* If I don't do this, I get machine lockup due to continual interrupts */
 499                         }
 500
 501                 }
 502         }
 503         return IRQ_RETVAL(handled);
 504 }
 505
 506 /*
 507  *  PCM code - professional part (multitrack)
 508  */
 509
 510 static const unsigned int rates[] = {
 511         8000, 9600, 11025, 12000, 16000, 22050, 24000,
 512         32000, 44100, 48000, 64000, 88200, 96000,
 513         176400, 192000,
 514 };
 515
 516 static const struct snd_pcm_hw_constraint_list hw_constraints_rates_96 = {
 517         .count = ARRAY_SIZE(rates) - 2, /* up to 96000 */
 518         .list = rates,
 519         .mask = 0,
 520 };
 521
 522 static const struct snd_pcm_hw_constraint_list hw_constraints_rates_48 = {
 523         .count = ARRAY_SIZE(rates) - 5, /* up to 48000 */
 524         .list = rates,
 525         .mask = 0,
 526 };
 527
 528 static const struct snd_pcm_hw_constraint_list hw_constraints_rates_192 = {
 529         .count = ARRAY_SIZE(rates),
 530         .list = rates,
 531         .mask = 0,
 532 };
 533
 534 struct vt1724_pcm_reg {
 535         unsigned int addr;      /* ADDR register offset */
 536         unsigned int size;      /* SIZE register offset */
 537         unsigned int count;     /* COUNT register offset */
 538         unsigned int start;     /* start & pause bit */
 539 };
 540
 541 static int snd_vt1724_pcm_trigger(struct snd_pcm_substream *substream, int cmd)
 542 {
 543         struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
 544         unsigned char what;
 545         unsigned char old;
 546         struct snd_pcm_substream *s;
 547
 548         what = 0;
 549         snd_pcm_group_for_each_entry(s, substream) {
 550                 if (snd_pcm_substream_chip(s) == ice) {
 551                         const struct vt1724_pcm_reg *reg;
 552                         reg = s->runtime->private_data;
 553                         what |= reg->start;
 554                         snd_pcm_trigger_done(s, substream);
 555                 }
 556         }
 557
 558         switch (cmd) {
 559         case SNDRV_PCM_TRIGGER_PAUSE_PUSH:
 560         case SNDRV_PCM_TRIGGER_PAUSE_RELEASE:
 561                 spin_lock(&ice->reg_lock);
 562                 old = inb(ICEMT1724(ice, DMA_PAUSE));
 563                 if (cmd == SNDRV_PCM_TRIGGER_PAUSE_PUSH)
 564                         old |= what;
 565                 else
 566                         old &= ~what;
 567                 outb(old, ICEMT1724(ice, DMA_PAUSE));
 568                 spin_unlock(&ice->reg_lock);
 569                 break;
 570
 571         case SNDRV_PCM_TRIGGER_START:
 572         case SNDRV_PCM_TRIGGER_STOP:
 573         case SNDRV_PCM_TRIGGER_SUSPEND:
 574                 spin_lock(&ice->reg_lock);
 575                 old = inb(ICEMT1724(ice, DMA_CONTROL));
 576                 if (cmd == SNDRV_PCM_TRIGGER_START)
 577                         old |= what;
 578                 else
 579                         old &= ~what;
 580                 outb(old, ICEMT1724(ice, DMA_CONTROL));
 581                 spin_unlock(&ice->reg_lock);
 582                 break;
 583
 584         case SNDRV_PCM_TRIGGER_RESUME:
 585                 /* apps will have to restart stream */
 586                 break;
 587
 588         default:
 589                 return -EINVAL;
 590         }
 591         return 0;
 592 }
 593
 594 /*
 595  */
 596
 597 #define DMA_STARTS      (VT1724_RDMA0_START|VT1724_PDMA0_START|VT1724_RDMA1_START|\
 598         VT1724_PDMA1_START|VT1724_PDMA2_START|VT1724_PDMA3_START|VT1724_PDMA4_START)
 599 #define DMA_PAUSES      (VT1724_RDMA0_PAUSE|VT1724_PDMA0_PAUSE|VT1724_RDMA1_PAUSE|\
 600         VT1724_PDMA1_PAUSE|VT1724_PDMA2_PAUSE|VT1724_PDMA3_PAUSE|VT1724_PDMA4_PAUSE)
 601
 602 static const unsigned int stdclock_rate_list[16] = {
 603         48000, 24000, 12000, 9600, 32000, 16000, 8000, 96000, 44100,
 604         22050, 11025, 88200, 176400, 0, 192000, 64000
 605 };
 606
 607 static unsigned int stdclock_get_rate(struct snd_ice1712 *ice)
 608 {
 609         return stdclock_rate_list[inb(ICEMT1724(ice, RATE)) & 15];
 610 }
 611
 612 static void stdclock_set_rate(struct snd_ice1712 *ice, unsigned int rate)
 613 {
 614         int i;
 615         for (i = 0; i < ARRAY_SIZE(stdclock_rate_list); i++) {
 616                 if (stdclock_rate_list[i] == rate) {
 617                         outb(i, ICEMT1724(ice, RATE));
 618                         return;
 619                 }
 620         }
 621 }
 622
 623 static unsigned char stdclock_set_mclk(struct snd_ice1712 *ice,
 624                                        unsigned int rate)
 625 {
 626         unsigned char val, old;
 627         /* check MT02 */
 628         if (ice->eeprom.data[ICE_EEP2_ACLINK] & VT1724_CFG_PRO_I2S) {
 629                 val = old = inb(ICEMT1724(ice, I2S_FORMAT));
 630                 if (rate > 96000)
 631                         val |= VT1724_MT_I2S_MCLK_128X; /* 128x MCLK */
 632                 else
 633                         val &= ~VT1724_MT_I2S_MCLK_128X; /* 256x MCLK */
 634                 if (val != old) {
 635                         outb(val, ICEMT1724(ice, I2S_FORMAT));
 636                         /* master clock changed */
 637                         return 1;
 638                 }
 639         }
 640         /* no change in master clock */
 641         return 0;
 642 }
 643
 644 static int snd_vt1724_set_pro_rate(struct snd_ice1712 *ice, unsigned int rate,
 645                                     int force)
 646 {
 647         unsigned long flags;
 648         unsigned char mclk_change;
 649         unsigned int i, old_rate;
 650
 651         if (rate > ice->hw_rates->list[ice->hw_rates->count - 1])
 652                 return -EINVAL;
 653
 654         spin_lock_irqsave(&ice->reg_lock, flags);
 655         if ((inb(ICEMT1724(ice, DMA_CONTROL)) & DMA_STARTS) ||
 656             (inb(ICEMT1724(ice, DMA_PAUSE)) & DMA_PAUSES)) {
 657                 /* running? we cannot change the rate now... */
 658                 spin_unlock_irqrestore(&ice->reg_lock, flags);
 659                 return ((rate == ice->cur_rate) && !force) ? 0 : -EBUSY;
 660         }
 661         if (!force && is_pro_rate_locked(ice)) {
 662                 /* comparing required and current rate - makes sense for
 663                  * internal clock only */
 664                 spin_unlock_irqrestore(&ice->reg_lock, flags);
 665                 return (rate == ice->cur_rate) ? 0 : -EBUSY;
 666         }
 667
 668         if (force || !ice->is_spdif_master(ice)) {
 669                 /* force means the rate was switched by ucontrol, otherwise
 670                  * setting clock rate for internal clock mode */
 671                 old_rate = ice->get_rate(ice);
 672                 if (force || (old_rate != rate))
 673                         ice->set_rate(ice, rate);
 674                 else if (rate == ice->cur_rate) {
 675                         spin_unlock_irqrestore(&ice->reg_lock, flags);
 676                         return 0;
 677                 }
 678         }
 679
 680         ice->cur_rate = rate;
 681
 682         /* setting master clock */
 683         mclk_change = ice->set_mclk(ice, rate);
 684
 685         spin_unlock_irqrestore(&ice->reg_lock, flags);
 686
 687         if (mclk_change && ice->gpio.i2s_mclk_changed)
 688                 ice->gpio.i2s_mclk_changed(ice);
 689         if (ice->gpio.set_pro_rate)
 690                 ice->gpio.set_pro_rate(ice, rate);
 691
 692         /* set up codecs */
 693         for (i = 0; i < ice->akm_codecs; i++) {
 694                 if (ice->akm[i].ops.set_rate_val)
 695                         ice->akm[i].ops.set_rate_val(&ice->akm[i], rate);
 696         }
 697         if (ice->spdif.ops.setup_rate)
 698                 ice->spdif.ops.setup_rate(ice, rate);
 699
 700         return 0;
 701 }
 702
 703 static int snd_vt1724_pcm_hw_params(struct snd_pcm_substream *substream,
 704                                     struct snd_pcm_hw_params *hw_params)
 705 {
 706         struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
 707         int i, chs;
 708
 709         chs = params_channels(hw_params);
 710         mutex_lock(&ice->open_mutex);
 711         /* mark surround channels */
 712         if (substream == ice->playback_pro_substream) {
 713                 /* PDMA0 can be multi-channel up to 8 */
 714                 chs = chs / 2 - 1;
 715                 for (i = 0; i < chs; i++) {
 716                         if (ice->pcm_reserved[i] &&
 717                             ice->pcm_reserved[i] != substream) {
 718                                 mutex_unlock(&ice->open_mutex);
 719                                 return -EBUSY;
 720                         }
 721                         ice->pcm_reserved[i] = substream;
 722                 }
 723                 for (; i < 3; i++) {
 724                         if (ice->pcm_reserved[i] == substream)
 725                                 ice->pcm_reserved[i] = NULL;
 726                 }
 727         } else {
 728                 for (i = 0; i < 3; i++) {
 729                         /* check individual playback stream */
 730                         if (ice->playback_con_substream_ds[i] == substream) {
 731                                 if (ice->pcm_reserved[i] &&
 732                                     ice->pcm_reserved[i] != substream) {
 733                                         mutex_unlock(&ice->open_mutex);
 734                                         return -EBUSY;
 735                                 }
 736                                 ice->pcm_reserved[i] = substream;
 737                                 break;
 738                         }
 739                 }
 740         }
 741         mutex_unlock(&ice->open_mutex);
 742
 743         return snd_vt1724_set_pro_rate(ice, params_rate(hw_params), 0);
 744 }
 745
 746 static int snd_vt1724_pcm_hw_free(struct snd_pcm_substream *substream)
 747 {
 748         struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
 749         int i;
 750
 751         mutex_lock(&ice->open_mutex);
 752         /* unmark surround channels */
 753         for (i = 0; i < 3; i++)
 754                 if (ice->pcm_reserved[i] == substream)
 755                         ice->pcm_reserved[i] = NULL;
 756         mutex_unlock(&ice->open_mutex);
 757         return 0;
 758 }
 759
 760 static int snd_vt1724_playback_pro_prepare(struct snd_pcm_substream *substream)
 761 {
 762         struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
 763         unsigned char val;
 764         unsigned int size;
 765
 766         spin_lock_irq(&ice->reg_lock);
 767         val = (8 - substream->runtime->channels) >> 1;
 768         outb(val, ICEMT1724(ice, BURST));
 769
 770         outl(substream->runtime->dma_addr, ICEMT1724(ice, PLAYBACK_ADDR));
 771
 772         size = (snd_pcm_lib_buffer_bytes(substream) >> 2) - 1;
 773         /* outl(size, ICEMT1724(ice, PLAYBACK_SIZE)); */
 774         outw(size, ICEMT1724(ice, PLAYBACK_SIZE));
 775         outb(size >> 16, ICEMT1724(ice, PLAYBACK_SIZE) + 2);
 776         size = (snd_pcm_lib_period_bytes(substream) >> 2) - 1;
 777         /* outl(size, ICEMT1724(ice, PLAYBACK_COUNT)); */
 778         outw(size, ICEMT1724(ice, PLAYBACK_COUNT));
 779         outb(size >> 16, ICEMT1724(ice, PLAYBACK_COUNT) + 2);
 780
 781         spin_unlock_irq(&ice->reg_lock);
 782
 783         /*
 784         dev_dbg(ice->card->dev, "pro prepare: ch = %d, addr = 0x%x, "
 785                "buffer = 0x%x, period = 0x%x\n",
 786                substream->runtime->channels,
 787                (unsigned int)substream->runtime->dma_addr,
 788                snd_pcm_lib_buffer_bytes(substream),
 789                snd_pcm_lib_period_bytes(substream));
 790         */
 791         return 0;
 792 }
 793
 794 static snd_pcm_uframes_t snd_vt1724_playback_pro_pointer(struct snd_pcm_substream *substream)
 795 {
 796         struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
 797         size_t ptr;
 798
 799         if (!(inl(ICEMT1724(ice, DMA_CONTROL)) & VT1724_PDMA0_START))
 800                 return 0;
 801 #if 0 /* read PLAYBACK_ADDR */
 802         ptr = inl(ICEMT1724(ice, PLAYBACK_ADDR));
 803         if (ptr < substream->runtime->dma_addr) {
 804                 dev_dbg(ice->card->dev, "invalid negative ptr\n");
 805                 return 0;
 806         }
 807         ptr -= substream->runtime->dma_addr;
 808         ptr = bytes_to_frames(substream->runtime, ptr);
 809         if (ptr >= substream->runtime->buffer_size) {
 810                 dev_dbg(ice->card->dev, "invalid ptr %d (size=%d)\n",
 811                            (int)ptr, (int)substream->runtime->period_size);
 812                 return 0;
 813         }
 814 #else /* read PLAYBACK_SIZE */
 815         ptr = inl(ICEMT1724(ice, PLAYBACK_SIZE)) & 0xffffff;
 816         ptr = (ptr + 1) << 2;
 817         ptr = bytes_to_frames(substream->runtime, ptr);
 818         if (!ptr)
 819                 ;
 820         else if (ptr <= substream->runtime->buffer_size)
 821                 ptr = substream->runtime->buffer_size - ptr;
 822         else {
 823                 dev_dbg(ice->card->dev, "invalid ptr %d (size=%d)\n",
 824                            (int)ptr, (int)substream->runtime->buffer_size);
 825                 ptr = 0;
 826         }
 827 #endif
 828         return ptr;
 829 }
 830
 831 static int snd_vt1724_pcm_prepare(struct snd_pcm_substream *substream)
 832 {
 833         struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
 834         const struct vt1724_pcm_reg *reg = substream->runtime->private_data;
 835
 836         spin_lock_irq(&ice->reg_lock);
 837         outl(substream->runtime->dma_addr, ice->profi_port + reg->addr);
 838         outw((snd_pcm_lib_buffer_bytes(substream) >> 2) - 1,
 839              ice->profi_port + reg->size);
 840         outw((snd_pcm_lib_period_bytes(substream) >> 2) - 1,
 841              ice->profi_port + reg->count);
 842         spin_unlock_irq(&ice->reg_lock);
 843         return 0;
 844 }
 845
 846 static snd_pcm_uframes_t snd_vt1724_pcm_pointer(struct snd_pcm_substream *substream)
 847 {
 848         struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
 849         const struct vt1724_pcm_reg *reg = substream->runtime->private_data;
 850         size_t ptr;
 851
 852         if (!(inl(ICEMT1724(ice, DMA_CONTROL)) & reg->start))
 853                 return 0;
 854 #if 0 /* use ADDR register */
 855         ptr = inl(ice->profi_port + reg->addr);
 856         ptr -= substream->runtime->dma_addr;
 857         return bytes_to_frames(substream->runtime, ptr);
 858 #else /* use SIZE register */
 859         ptr = inw(ice->profi_port + reg->size);
 860         ptr = (ptr + 1) << 2;
 861         ptr = bytes_to_frames(substream->runtime, ptr);
 862         if (!ptr)
 863                 ;
 864         else if (ptr <= substream->runtime->buffer_size)
 865                 ptr = substream->runtime->buffer_size - ptr;
 866         else {
 867                 dev_dbg(ice->card->dev, "invalid ptr %d (size=%d)\n",
 868                            (int)ptr, (int)substream->runtime->buffer_size);
 869                 ptr = 0;
 870         }
 871         return ptr;
 872 #endif
 873 }
 874
 875 static const struct vt1724_pcm_reg vt1724_pdma0_reg = {
 876         .addr = VT1724_MT_PLAYBACK_ADDR,
 877         .size = VT1724_MT_PLAYBACK_SIZE,
 878         .count = VT1724_MT_PLAYBACK_COUNT,
 879         .start = VT1724_PDMA0_START,
 880 };
 881
 882 static const struct vt1724_pcm_reg vt1724_pdma4_reg = {
 883         .addr = VT1724_MT_PDMA4_ADDR,
 884         .size = VT1724_MT_PDMA4_SIZE,
 885         .count = VT1724_MT_PDMA4_COUNT,
 886         .start = VT1724_PDMA4_START,
 887 };
 888
 889 static const struct vt1724_pcm_reg vt1724_rdma0_reg = {
 890         .addr = VT1724_MT_CAPTURE_ADDR,
 891         .size = VT1724_MT_CAPTURE_SIZE,
 892         .count = VT1724_MT_CAPTURE_COUNT,
 893         .start = VT1724_RDMA0_START,
 894 };
 895
 896 static const struct vt1724_pcm_reg vt1724_rdma1_reg = {
 897         .addr = VT1724_MT_RDMA1_ADDR,
 898         .size = VT1724_MT_RDMA1_SIZE,
 899         .count = VT1724_MT_RDMA1_COUNT,
 900         .start = VT1724_RDMA1_START,
 901 };
 902
 903 #define vt1724_playback_pro_reg vt1724_pdma0_reg
 904 #define vt1724_playback_spdif_reg vt1724_pdma4_reg
 905 #define vt1724_capture_pro_reg vt1724_rdma0_reg
 906 #define vt1724_capture_spdif_reg vt1724_rdma1_reg
 907
 908 static const struct snd_pcm_hardware snd_vt1724_playback_pro = {
 909         .info =                 (SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_INTERLEAVED |
 910                                  SNDRV_PCM_INFO_BLOCK_TRANSFER |
 911                                  SNDRV_PCM_INFO_MMAP_VALID |
 912                                  SNDRV_PCM_INFO_PAUSE | SNDRV_PCM_INFO_SYNC_START),
 913         .formats =              SNDRV_PCM_FMTBIT_S32_LE,
 914         .rates =                SNDRV_PCM_RATE_KNOT | SNDRV_PCM_RATE_8000_192000,
 915         .rate_min =             8000,
 916         .rate_max =             192000,
 917         .channels_min =         2,
 918         .channels_max =         8,
 919         .buffer_bytes_max =     (1UL << 21),    /* 19bits dword */
 920         .period_bytes_min =     8 * 4 * 2,      /* FIXME: constraints needed */
 921         .period_bytes_max =     (1UL << 21),
 922         .periods_min =          2,
 923         .periods_max =          1024,
 924 };
 925
 926 static const struct snd_pcm_hardware snd_vt1724_spdif = {
 927         .info =                 (SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_INTERLEAVED |
 928                                  SNDRV_PCM_INFO_BLOCK_TRANSFER |
 929                                  SNDRV_PCM_INFO_MMAP_VALID |
 930                                  SNDRV_PCM_INFO_PAUSE | SNDRV_PCM_INFO_SYNC_START),
 931         .formats =              SNDRV_PCM_FMTBIT_S32_LE,
 932         .rates =                (SNDRV_PCM_RATE_32000|SNDRV_PCM_RATE_44100|
 933                                  SNDRV_PCM_RATE_48000|SNDRV_PCM_RATE_88200|
 934                                  SNDRV_PCM_RATE_96000|SNDRV_PCM_RATE_176400|
 935                                  SNDRV_PCM_RATE_192000),
 936         .rate_min =             32000,
 937         .rate_max =             192000,
 938         .channels_min =         2,
 939         .channels_max =         2,
 940         .buffer_bytes_max =     (1UL << 18),    /* 16bits dword */
 941         .period_bytes_min =     2 * 4 * 2,
 942         .period_bytes_max =     (1UL << 18),
 943         .periods_min =          2,
 944         .periods_max =          1024,
 945 };
 946
 947 static const struct snd_pcm_hardware snd_vt1724_2ch_stereo = {
 948         .info =                 (SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_INTERLEAVED |
 949                                  SNDRV_PCM_INFO_BLOCK_TRANSFER |
 950                                  SNDRV_PCM_INFO_MMAP_VALID |
 951                                  SNDRV_PCM_INFO_PAUSE | SNDRV_PCM_INFO_SYNC_START),
 952         .formats =              SNDRV_PCM_FMTBIT_S32_LE,
 953         .rates =                SNDRV_PCM_RATE_KNOT | SNDRV_PCM_RATE_8000_192000,
 954         .rate_min =             8000,
 955         .rate_max =             192000,
 956         .channels_min =         2,
 957         .channels_max =         2,
 958         .buffer_bytes_max =     (1UL << 18),    /* 16bits dword */
 959         .period_bytes_min =     2 * 4 * 2,
 960         .period_bytes_max =     (1UL << 18),
 961         .periods_min =          2,
 962         .periods_max =          1024,
 963 };
 964
 965 /*
 966  * set rate constraints
 967  */
 968 static void set_std_hw_rates(struct snd_ice1712 *ice)
 969 {
 970         if (ice->eeprom.data[ICE_EEP2_ACLINK] & VT1724_CFG_PRO_I2S) {
 971                 /* I2S */
 972                 /* VT1720 doesn't support more than 96kHz */
 973                 if ((ice->eeprom.data[ICE_EEP2_I2S] & 0x08) && !ice->vt1720)
 974                         ice->hw_rates = &hw_constraints_rates_192;
 975                 else
 976                         ice->hw_rates = &hw_constraints_rates_96;
 977         } else {
 978                 /* ACLINK */
 979                 ice->hw_rates = &hw_constraints_rates_48;
 980         }
 981 }
 982
 983 static int set_rate_constraints(struct snd_ice1712 *ice,
 984                                 struct snd_pcm_substream *substream)
 985 {
 986         struct snd_pcm_runtime *runtime = substream->runtime;
 987
 988         runtime->hw.rate_min = ice->hw_rates->list[0];
 989         runtime->hw.rate_max = ice->hw_rates->list[ice->hw_rates->count - 1];
 990         runtime->hw.rates = SNDRV_PCM_RATE_KNOT;
 991         return snd_pcm_hw_constraint_list(runtime, 0,
 992                                           SNDRV_PCM_HW_PARAM_RATE,
 993                                           ice->hw_rates);
 994 }
 995
 996 /* if the card has the internal rate locked (is_pro_locked), limit runtime
 997    hw rates to the current internal rate only.
 998 */
 999 static void constrain_rate_if_locked(struct snd_pcm_substream *substream)
1000 {
1001         struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
1002         struct snd_pcm_runtime *runtime = substream->runtime;
1003         unsigned int rate;
1004         if (is_pro_rate_locked(ice)) {
1005                 rate = ice->get_rate(ice);
1006                 if (rate >= runtime->hw.rate_min
1007                     && rate <= runtime->hw.rate_max) {
1008                         runtime->hw.rate_min = rate;
1009                         runtime->hw.rate_max = rate;
1010                 }
1011         }
1012 }
1013
1014
1015 /* multi-channel playback needs alignment 8x32bit regardless of the channels
1016  * actually used
1017  */
1018 #define VT1724_BUFFER_ALIGN     0x20
1019
1020 static int snd_vt1724_playback_pro_open(struct snd_pcm_substream *substream)
1021 {
1022         struct snd_pcm_runtime *runtime = substream->runtime;
1023         struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
1024         int chs, num_indeps;
1025
1026         runtime->private_data = (void *)&vt1724_playback_pro_reg;
1027         ice->playback_pro_substream = substream;
1028         runtime->hw = snd_vt1724_playback_pro;
1029         snd_pcm_set_sync(substream);
1030         snd_pcm_hw_constraint_msbits(runtime, 0, 32, 24);
1031         set_rate_constraints(ice, substream);
1032         mutex_lock(&ice->open_mutex);
1033         /* calculate the currently available channels */
1034         num_indeps = ice->num_total_dacs / 2 - 1;
1035         for (chs = 0; chs < num_indeps; chs++) {
1036                 if (ice->pcm_reserved[chs])
1037                         break;
1038         }
1039         chs = (chs + 1) * 2;
1040         runtime->hw.channels_max = chs;
1041         if (chs > 2) /* channels must be even */
1042                 snd_pcm_hw_constraint_step(runtime, 0, SNDRV_PCM_HW_PARAM_CHANNELS, 2);
1043         mutex_unlock(&ice->open_mutex);
1044         snd_pcm_hw_constraint_step(runtime, 0, SNDRV_PCM_HW_PARAM_PERIOD_BYTES,
1045                                    VT1724_BUFFER_ALIGN);
1046         snd_pcm_hw_constraint_step(runtime, 0, SNDRV_PCM_HW_PARAM_BUFFER_BYTES,
1047                                    VT1724_BUFFER_ALIGN);
1048         constrain_rate_if_locked(substream);
1049         if (ice->pro_open)
1050                 ice->pro_open(ice, substream);
1051         return 0;
1052 }
1053
1054 static int snd_vt1724_capture_pro_open(struct snd_pcm_substream *substream)
1055 {
1056         struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
1057         struct snd_pcm_runtime *runtime = substream->runtime;
1058
1059         runtime->private_data = (void *)&vt1724_capture_pro_reg;
1060         ice->capture_pro_substream = substream;
1061         runtime->hw = snd_vt1724_2ch_stereo;
1062         snd_pcm_set_sync(substream);
1063         snd_pcm_hw_constraint_msbits(runtime, 0, 32, 24);
1064         set_rate_constraints(ice, substream);
1065         snd_pcm_hw_constraint_step(runtime, 0, SNDRV_PCM_HW_PARAM_PERIOD_BYTES,
1066                                    VT1724_BUFFER_ALIGN);
1067         snd_pcm_hw_constraint_step(runtime, 0, SNDRV_PCM_HW_PARAM_BUFFER_BYTES,
1068                                    VT1724_BUFFER_ALIGN);
1069         constrain_rate_if_locked(substream);
1070         if (ice->pro_open)
1071                 ice->pro_open(ice, substream);
1072         return 0;
1073 }
1074
1075 static int snd_vt1724_playback_pro_close(struct snd_pcm_substream *substream)
1076 {
1077         struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
1078
1079         if (PRO_RATE_RESET)
1080                 snd_vt1724_set_pro_rate(ice, ice->pro_rate_default, 0);
1081         ice->playback_pro_substream = NULL;
1082
1083         return 0;
1084 }
1085
1086 static int snd_vt1724_capture_pro_close(struct snd_pcm_substream *substream)
1087 {
1088         struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
1089
1090         if (PRO_RATE_RESET)
1091                 snd_vt1724_set_pro_rate(ice, ice->pro_rate_default, 0);
1092         ice->capture_pro_substream = NULL;
1093         return 0;
1094 }
1095
1096 static const struct snd_pcm_ops snd_vt1724_playback_pro_ops = {
1097         .open =         snd_vt1724_playback_pro_open,
1098         .close =        snd_vt1724_playback_pro_close,
1099         .hw_params =    snd_vt1724_pcm_hw_params,
1100         .hw_free =      snd_vt1724_pcm_hw_free,
1101         .prepare =      snd_vt1724_playback_pro_prepare,
1102         .trigger =      snd_vt1724_pcm_trigger,
1103         .pointer =      snd_vt1724_playback_pro_pointer,
1104 };
1105
1106 static const struct snd_pcm_ops snd_vt1724_capture_pro_ops = {
1107         .open =         snd_vt1724_capture_pro_open,
1108         .close =        snd_vt1724_capture_pro_close,
1109         .hw_params =    snd_vt1724_pcm_hw_params,
1110         .hw_free =      snd_vt1724_pcm_hw_free,
1111         .prepare =      snd_vt1724_pcm_prepare,
1112         .trigger =      snd_vt1724_pcm_trigger,
1113         .pointer =      snd_vt1724_pcm_pointer,
1114 };
1115
1116 static int snd_vt1724_pcm_profi(struct snd_ice1712 *ice, int device)
1117 {
1118         struct snd_pcm *pcm;
1119         int capt, err;
1120
1121         if ((ice->eeprom.data[ICE_EEP2_SYSCONF] & VT1724_CFG_ADC_MASK) ==
1122             VT1724_CFG_ADC_NONE)
1123                 capt = 0;
1124         else
1125                 capt = 1;
1126         err = snd_pcm_new(ice->card, "ICE1724", device, 1, capt, &pcm);
1127         if (err < 0)
1128                 return err;
1129
1130         snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_PLAYBACK, &snd_vt1724_playback_pro_ops);
1131         if (capt)
1132                 snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_CAPTURE,
1133                         &snd_vt1724_capture_pro_ops);
1134
1135         pcm->private_data = ice;
1136         pcm->info_flags = 0;
1137         strcpy(pcm->name, "ICE1724");
1138
1139         snd_pcm_set_managed_buffer_all(pcm, SNDRV_DMA_TYPE_DEV,
1140                                        &ice->pci->dev, 256*1024, 256*1024);
1141
1142         ice->pcm_pro = pcm;
1143
1144         return 0;
1145 }
1146
1147
1148 /*
1149  * SPDIF PCM
1150  */
1151
1152 /* update spdif control bits; call with reg_lock */
1153 static void update_spdif_bits(struct snd_ice1712 *ice, unsigned int val)
1154 {
1155         unsigned char cbit, disabled;
1156
1157         cbit = inb(ICEREG1724(ice, SPDIF_CFG));
1158         disabled = cbit & ~VT1724_CFG_SPDIF_OUT_EN;
1159         if (cbit != disabled)
1160                 outb(disabled, ICEREG1724(ice, SPDIF_CFG));
1161         outw(val, ICEMT1724(ice, SPDIF_CTRL));
1162         if (cbit != disabled)
1163                 outb(cbit, ICEREG1724(ice, SPDIF_CFG));
1164         outw(val, ICEMT1724(ice, SPDIF_CTRL));
1165 }
1166
1167 /* update SPDIF control bits according to the given rate */
1168 static void update_spdif_rate(struct snd_ice1712 *ice, unsigned int rate)
1169 {
1170         unsigned int val, nval;
1171         unsigned long flags;
1172
1173         spin_lock_irqsave(&ice->reg_lock, flags);
1174         nval = val = inw(ICEMT1724(ice, SPDIF_CTRL));
1175         nval &= ~(7 << 12);
1176         switch (rate) {
1177         case 44100: break;
1178         case 48000: nval |= 2 << 12; break;
1179         case 32000: nval |= 3 << 12; break;
1180         case 88200: nval |= 4 << 12; break;
1181         case 96000: nval |= 5 << 12; break;
1182         case 192000: nval |= 6 << 12; break;
1183         case 176400: nval |= 7 << 12; break;
1184         }
1185         if (val != nval)
1186                 update_spdif_bits(ice, nval);
1187         spin_unlock_irqrestore(&ice->reg_lock, flags);
1188 }
1189
1190 static int snd_vt1724_playback_spdif_prepare(struct snd_pcm_substream *substream)
1191 {
1192         struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
1193         if (!ice->force_pdma4)
1194                 update_spdif_rate(ice, substream->runtime->rate);
1195         return snd_vt1724_pcm_prepare(substream);
1196 }
1197
1198 static int snd_vt1724_playback_spdif_open(struct snd_pcm_substream *substream)
1199 {
1200         struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
1201         struct snd_pcm_runtime *runtime = substream->runtime;
1202
1203         runtime->private_data = (void *)&vt1724_playback_spdif_reg;
1204         ice->playback_con_substream = substream;
1205         if (ice->force_pdma4) {
1206                 runtime->hw = snd_vt1724_2ch_stereo;
1207                 set_rate_constraints(ice, substream);
1208         } else
1209                 runtime->hw = snd_vt1724_spdif;
1210         snd_pcm_set_sync(substream);
1211         snd_pcm_hw_constraint_msbits(runtime, 0, 32, 24);
1212         snd_pcm_hw_constraint_step(runtime, 0, SNDRV_PCM_HW_PARAM_PERIOD_BYTES,
1213                                    VT1724_BUFFER_ALIGN);
1214         snd_pcm_hw_constraint_step(runtime, 0, SNDRV_PCM_HW_PARAM_BUFFER_BYTES,
1215                                    VT1724_BUFFER_ALIGN);
1216         constrain_rate_if_locked(substream);
1217         if (ice->spdif.ops.open)
1218                 ice->spdif.ops.open(ice, substream);
1219         return 0;
1220 }
1221
1222 static int snd_vt1724_playback_spdif_close(struct snd_pcm_substream *substream)
1223 {
1224         struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
1225
1226         if (PRO_RATE_RESET)
1227                 snd_vt1724_set_pro_rate(ice, ice->pro_rate_default, 0);
1228         ice->playback_con_substream = NULL;
1229         if (ice->spdif.ops.close)
1230                 ice->spdif.ops.close(ice, substream);
1231
1232         return 0;
1233 }
1234
1235 static int snd_vt1724_capture_spdif_open(struct snd_pcm_substream *substream)
1236 {
1237         struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
1238         struct snd_pcm_runtime *runtime = substream->runtime;
1239
1240         runtime->private_data = (void *)&vt1724_capture_spdif_reg;
1241         ice->capture_con_substream = substream;
1242         if (ice->force_rdma1) {
1243                 runtime->hw = snd_vt1724_2ch_stereo;
1244                 set_rate_constraints(ice, substream);
1245         } else
1246                 runtime->hw = snd_vt1724_spdif;
1247         snd_pcm_set_sync(substream);
1248         snd_pcm_hw_constraint_msbits(runtime, 0, 32, 24);
1249         snd_pcm_hw_constraint_step(runtime, 0, SNDRV_PCM_HW_PARAM_PERIOD_BYTES,
1250                                    VT1724_BUFFER_ALIGN);
1251         snd_pcm_hw_constraint_step(runtime, 0, SNDRV_PCM_HW_PARAM_BUFFER_BYTES,
1252                                    VT1724_BUFFER_ALIGN);
1253         constrain_rate_if_locked(substream);
1254         if (ice->spdif.ops.open)
1255                 ice->spdif.ops.open(ice, substream);
1256         return 0;
1257 }
1258
1259 static int snd_vt1724_capture_spdif_close(struct snd_pcm_substream *substream)
1260 {
1261         struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
1262
1263         if (PRO_RATE_RESET)
1264                 snd_vt1724_set_pro_rate(ice, ice->pro_rate_default, 0);
1265         ice->capture_con_substream = NULL;
1266         if (ice->spdif.ops.close)
1267                 ice->spdif.ops.close(ice, substream);
1268
1269         return 0;
1270 }
1271
1272 static const struct snd_pcm_ops snd_vt1724_playback_spdif_ops = {
1273         .open =         snd_vt1724_playback_spdif_open,
1274         .close =        snd_vt1724_playback_spdif_close,
1275         .hw_params =    snd_vt1724_pcm_hw_params,
1276         .hw_free =      snd_vt1724_pcm_hw_free,
1277         .prepare =      snd_vt1724_playback_spdif_prepare,
1278         .trigger =      snd_vt1724_pcm_trigger,
1279         .pointer =      snd_vt1724_pcm_pointer,
1280 };
1281
1282 static const struct snd_pcm_ops snd_vt1724_capture_spdif_ops = {
1283         .open =         snd_vt1724_capture_spdif_open,
1284         .close =        snd_vt1724_capture_spdif_close,
1285         .hw_params =    snd_vt1724_pcm_hw_params,
1286         .hw_free =      snd_vt1724_pcm_hw_free,
1287         .prepare =      snd_vt1724_pcm_prepare,
1288         .trigger =      snd_vt1724_pcm_trigger,
1289         .pointer =      snd_vt1724_pcm_pointer,
1290 };
1291
1292
1293 static int snd_vt1724_pcm_spdif(struct snd_ice1712 *ice, int device)
1294 {
1295         char *name;
1296         struct snd_pcm *pcm;
1297         int play, capt;
1298         int err;
1299
1300         if (ice->force_pdma4 ||
1301             (ice->eeprom.data[ICE_EEP2_SPDIF] & VT1724_CFG_SPDIF_OUT_INT)) {
1302                 play = 1;
1303                 ice->has_spdif = 1;
1304         } else
1305                 play = 0;
1306         if (ice->force_rdma1 ||
1307             (ice->eeprom.data[ICE_EEP2_SPDIF] & VT1724_CFG_SPDIF_IN)) {
1308                 capt = 1;
1309                 ice->has_spdif = 1;
1310         } else
1311                 capt = 0;
1312         if (!play && !capt)
1313                 return 0; /* no spdif device */
1314
1315         if (ice->force_pdma4 || ice->force_rdma1)
1316                 name = "ICE1724 Secondary";
1317         else
1318                 name = "ICE1724 IEC958";
1319         err = snd_pcm_new(ice->card, name, device, play, capt, &pcm);
1320         if (err < 0)
1321                 return err;
1322
1323         if (play)
1324                 snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_PLAYBACK,
1325                                 &snd_vt1724_playback_spdif_ops);
1326         if (capt)
1327                 snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_CAPTURE,
1328                                 &snd_vt1724_capture_spdif_ops);
1329
1330         pcm->private_data = ice;
1331         pcm->info_flags = 0;
1332         strcpy(pcm->name, name);
1333
1334         snd_pcm_set_managed_buffer_all(pcm, SNDRV_DMA_TYPE_DEV,
1335                                        &ice->pci->dev, 256*1024, 256*1024);
1336
1337         ice->pcm = pcm;
1338
1339         return 0;
1340 }
1341
1342
1343 /*
1344  * independent surround PCMs
1345  */
1346
1347 static const struct vt1724_pcm_reg vt1724_playback_dma_regs[3] = {
1348         {
1349                 .addr = VT1724_MT_PDMA1_ADDR,
1350                 .size = VT1724_MT_PDMA1_SIZE,
1351                 .count = VT1724_MT_PDMA1_COUNT,
1352                 .start = VT1724_PDMA1_START,
1353         },
1354         {
1355                 .addr = VT1724_MT_PDMA2_ADDR,
1356                 .size = VT1724_MT_PDMA2_SIZE,
1357                 .count = VT1724_MT_PDMA2_COUNT,
1358                 .start = VT1724_PDMA2_START,
1359         },
1360         {
1361                 .addr = VT1724_MT_PDMA3_ADDR,
1362                 .size = VT1724_MT_PDMA3_SIZE,
1363                 .count = VT1724_MT_PDMA3_COUNT,
1364                 .start = VT1724_PDMA3_START,
1365         },
1366 };
1367
1368 static int snd_vt1724_playback_indep_prepare(struct snd_pcm_substream *substream)
1369 {
1370         struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
1371         unsigned char val;
1372
1373         spin_lock_irq(&ice->reg_lock);
1374         val = 3 - substream->number;
1375         if (inb(ICEMT1724(ice, BURST)) < val)
1376                 outb(val, ICEMT1724(ice, BURST));
1377         spin_unlock_irq(&ice->reg_lock);
1378         return snd_vt1724_pcm_prepare(substream);
1379 }
1380
1381 static int snd_vt1724_playback_indep_open(struct snd_pcm_substream *substream)
1382 {
1383         struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
1384         struct snd_pcm_runtime *runtime = substream->runtime;
1385
1386         mutex_lock(&ice->open_mutex);
1387         /* already used by PDMA0? */
1388         if (ice->pcm_reserved[substream->number]) {
1389                 mutex_unlock(&ice->open_mutex);
1390                 return -EBUSY; /* FIXME: should handle blocking mode properly */
1391         }
1392         mutex_unlock(&ice->open_mutex);
1393         runtime->private_data = (void *)&vt1724_playback_dma_regs[substream->number];
1394         ice->playback_con_substream_ds[substream->number] = substream;
1395         runtime->hw = snd_vt1724_2ch_stereo;
1396         snd_pcm_set_sync(substream);
1397         snd_pcm_hw_constraint_msbits(runtime, 0, 32, 24);
1398         set_rate_constraints(ice, substream);
1399         return 0;
1400 }
1401
1402 static int snd_vt1724_playback_indep_close(struct snd_pcm_substream *substream)
1403 {
1404         struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
1405
1406         if (PRO_RATE_RESET)
1407                 snd_vt1724_set_pro_rate(ice, ice->pro_rate_default, 0);
1408         ice->playback_con_substream_ds[substream->number] = NULL;
1409         ice->pcm_reserved[substream->number] = NULL;
1410
1411         return 0;
1412 }
1413
1414 static const struct snd_pcm_ops snd_vt1724_playback_indep_ops = {
1415         .open =         snd_vt1724_playback_indep_open,
1416         .close =        snd_vt1724_playback_indep_close,
1417         .hw_params =    snd_vt1724_pcm_hw_params,
1418         .hw_free =      snd_vt1724_pcm_hw_free,
1419         .prepare =      snd_vt1724_playback_indep_prepare,
1420         .trigger =      snd_vt1724_pcm_trigger,
1421         .pointer =      snd_vt1724_pcm_pointer,
1422 };
1423
1424
1425 static int snd_vt1724_pcm_indep(struct snd_ice1712 *ice, int device)
1426 {
1427         struct snd_pcm *pcm;
1428         int play;
1429         int err;
1430
1431         play = ice->num_total_dacs / 2 - 1;
1432         if (play <= 0)
1433                 return 0;
1434
1435         err = snd_pcm_new(ice->card, "ICE1724 Surrounds", device, play, 0, &pcm);
1436         if (err < 0)
1437                 return err;
1438
1439         snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_PLAYBACK,
1440                         &snd_vt1724_playback_indep_ops);
1441
1442         pcm->private_data = ice;
1443         pcm->info_flags = 0;
1444         strcpy(pcm->name, "ICE1724 Surround PCM");
1445
1446         snd_pcm_set_managed_buffer_all(pcm, SNDRV_DMA_TYPE_DEV,
1447                                        &ice->pci->dev, 256*1024, 256*1024);
1448
1449         ice->pcm_ds = pcm;
1450
1451         return 0;
1452 }
1453
1454
1455 /*
1456  *  Mixer section
1457  */
1458
1459 static int snd_vt1724_ac97_mixer(struct snd_ice1712 *ice)
1460 {
1461         int err;
1462
1463         if (!(ice->eeprom.data[ICE_EEP2_ACLINK] & VT1724_CFG_PRO_I2S)) {
1464                 struct snd_ac97_bus *pbus;
1465                 struct snd_ac97_template ac97;
1466                 static const struct snd_ac97_bus_ops ops = {
1467                         .write = snd_vt1724_ac97_write,
1468                         .read = snd_vt1724_ac97_read,
1469                 };
1470
1471                 /* cold reset */
1472                 outb(inb(ICEMT1724(ice, AC97_CMD)) | 0x80, ICEMT1724(ice, AC97_CMD));
1473                 mdelay(5); /* FIXME */
1474                 outb(inb(ICEMT1724(ice, AC97_CMD)) & ~0x80, ICEMT1724(ice, AC97_CMD));
1475
1476                 err = snd_ac97_bus(ice->card, 0, &ops, NULL, &pbus);
1477                 if (err < 0)
1478                         return err;
1479                 memset(&ac97, 0, sizeof(ac97));
1480                 ac97.private_data = ice;
1481                 err = snd_ac97_mixer(pbus, &ac97, &ice->ac97);
1482                 if (err < 0)
1483                         dev_warn(ice->card->dev,
1484                                  "cannot initialize pro ac97, skipped\n");
1485                 else
1486                         return 0;
1487         }
1488         /* I2S mixer only */
1489         strcat(ice->card->mixername, "ICE1724 - multitrack");
1490         return 0;
1491 }
1492
1493 /*
1494  *
1495  */
1496
1497 static inline unsigned int eeprom_triple(struct snd_ice1712 *ice, int idx)
1498 {
1499         return (unsigned int)ice->eeprom.data[idx] | \
1500                 ((unsigned int)ice->eeprom.data[idx + 1] << 8) | \
1501                 ((unsigned int)ice->eeprom.data[idx + 2] << 16);
1502 }
1503
1504 static void snd_vt1724_proc_read(struct snd_info_entry *entry,
1505                                  struct snd_info_buffer *buffer)
1506 {
1507         struct snd_ice1712 *ice = entry->private_data;
1508         unsigned int idx;
1509
1510         snd_iprintf(buffer, "%s\n\n", ice->card->longname);
1511         snd_iprintf(buffer, "EEPROM:\n");
1512
1513         snd_iprintf(buffer, "  Subvendor        : 0x%x\n", ice->eeprom.subvendor);
1514         snd_iprintf(buffer, "  Size             : %i bytes\n", ice->eeprom.size);
1515         snd_iprintf(buffer, "  Version          : %i\n", ice->eeprom.version);
1516         snd_iprintf(buffer, "  System Config    : 0x%x\n",
1517                     ice->eeprom.data[ICE_EEP2_SYSCONF]);
1518         snd_iprintf(buffer, "  ACLink           : 0x%x\n",
1519                     ice->eeprom.data[ICE_EEP2_ACLINK]);
1520         snd_iprintf(buffer, "  I2S              : 0x%x\n",
1521                     ice->eeprom.data[ICE_EEP2_I2S]);
1522         snd_iprintf(buffer, "  S/PDIF           : 0x%x\n",
1523                     ice->eeprom.data[ICE_EEP2_SPDIF]);
1524         snd_iprintf(buffer, "  GPIO direction   : 0x%x\n",
1525                     ice->eeprom.gpiodir);
1526         snd_iprintf(buffer, "  GPIO mask        : 0x%x\n",
1527                     ice->eeprom.gpiomask);
1528         snd_iprintf(buffer, "  GPIO state       : 0x%x\n",
1529                     ice->eeprom.gpiostate);
1530         for (idx = 0x12; idx < ice->eeprom.size; idx++)
1531                 snd_iprintf(buffer, "  Extra #%02i        : 0x%x\n",
1532                             idx, ice->eeprom.data[idx]);
1533
1534         snd_iprintf(buffer, "\nRegisters:\n");
1535
1536         snd_iprintf(buffer, "  PSDOUT03 : 0x%08x\n",
1537                     (unsigned)inl(ICEMT1724(ice, ROUTE_PLAYBACK)));
1538         for (idx = 0x0; idx < 0x20 ; idx++)
1539                 snd_iprintf(buffer, "  CCS%02x    : 0x%02x\n",
1540                             idx, inb(ice->port+idx));
1541         for (idx = 0x0; idx < 0x30 ; idx++)
1542                 snd_iprintf(buffer, "  MT%02x     : 0x%02x\n",
1543                             idx, inb(ice->profi_port+idx));
1544 }
1545
1546 static void snd_vt1724_proc_init(struct snd_ice1712 *ice)
1547 {
1548         snd_card_ro_proc_new(ice->card, "ice1724", ice, snd_vt1724_proc_read);
1549 }
1550
1551 /*
1552  *
1553  */
1554
1555 static int snd_vt1724_eeprom_info(struct snd_kcontrol *kcontrol,
1556                                   struct snd_ctl_elem_info *uinfo)
1557 {
1558         uinfo->type = SNDRV_CTL_ELEM_TYPE_BYTES;
1559         uinfo->count = sizeof(struct snd_ice1712_eeprom);
1560         return 0;
1561 }
1562
1563 static int snd_vt1724_eeprom_get(struct snd_kcontrol *kcontrol,
1564                                  struct snd_ctl_elem_value *ucontrol)
1565 {
1566         struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
1567
1568         memcpy(ucontrol->value.bytes.data, &ice->eeprom, sizeof(ice->eeprom));
1569         return 0;
1570 }
1571
1572 static const struct snd_kcontrol_new snd_vt1724_eeprom = {
1573         .iface = SNDRV_CTL_ELEM_IFACE_CARD,
1574         .name = "ICE1724 EEPROM",
1575         .access = SNDRV_CTL_ELEM_ACCESS_READ,
1576         .info = snd_vt1724_eeprom_info,
1577         .get = snd_vt1724_eeprom_get
1578 };
1579
1580 /*
1581  */
1582 static int snd_vt1724_spdif_info(struct snd_kcontrol *kcontrol,
1583                                  struct snd_ctl_elem_info *uinfo)
1584 {
1585         uinfo->type = SNDRV_CTL_ELEM_TYPE_IEC958;
1586         uinfo->count = 1;
1587         return 0;
1588 }
1589
1590 static unsigned int encode_spdif_bits(struct snd_aes_iec958 *diga)
1591 {
1592         unsigned int val, rbits;
1593
1594         val = diga->status[0] & 0x03; /* professional, non-audio */
1595         if (val & 0x01) {
1596                 /* professional */
1597                 if ((diga->status[0] & IEC958_AES0_PRO_EMPHASIS) ==
1598                     IEC958_AES0_PRO_EMPHASIS_5015)
1599                         val |= 1U << 3;
1600                 rbits = (diga->status[4] >> 3) & 0x0f;
1601                 if (rbits) {
1602                         switch (rbits) {
1603                         case 2: val |= 5 << 12; break; /* 96k */
1604                         case 3: val |= 6 << 12; break; /* 192k */
1605                         case 10: val |= 4 << 12; break; /* 88.2k */
1606                         case 11: val |= 7 << 12; break; /* 176.4k */
1607                         }
1608                 } else {
1609                         switch (diga->status[0] & IEC958_AES0_PRO_FS) {
1610                         case IEC958_AES0_PRO_FS_44100:
1611                                 break;
1612                         case IEC958_AES0_PRO_FS_32000:
1613                                 val |= 3U << 12;
1614                                 break;
1615                         default:
1616                                 val |= 2U << 12;
1617                                 break;
1618                         }
1619                 }
1620         } else {
1621                 /* consumer */
1622                 val |= diga->status[1] & 0x04; /* copyright */
1623                 if ((diga->status[0] & IEC958_AES0_CON_EMPHASIS) ==
1624                     IEC958_AES0_CON_EMPHASIS_5015)
1625                         val |= 1U << 3;
1626                 val |= (unsigned int)(diga->status[1] & 0x3f) << 4; /* category */
1627                 val |= (unsigned int)(diga->status[3] & IEC958_AES3_CON_FS) << 12; /* fs */
1628         }
1629         return val;
1630 }
1631
1632 static void decode_spdif_bits(struct snd_aes_iec958 *diga, unsigned int val)
1633 {
1634         memset(diga->status, 0, sizeof(diga->status));
1635         diga->status[0] = val & 0x03; /* professional, non-audio */
1636         if (val & 0x01) {
1637                 /* professional */
1638                 if (val & (1U << 3))
1639                         diga->status[0] |= IEC958_AES0_PRO_EMPHASIS_5015;
1640                 switch ((val >> 12) & 0x7) {
1641                 case 0:
1642                         break;
1643                 case 2:
1644                         diga->status[0] |= IEC958_AES0_PRO_FS_32000;
1645                         break;
1646                 default:
1647                         diga->status[0] |= IEC958_AES0_PRO_FS_48000;
1648                         break;
1649                 }
1650         } else {
1651                 /* consumer */
1652                 diga->status[0] |= val & (1U << 2); /* copyright */
1653                 if (val & (1U << 3))
1654                         diga->status[0] |= IEC958_AES0_CON_EMPHASIS_5015;
1655                 diga->status[1] |= (val >> 4) & 0x3f; /* category */
1656                 diga->status[3] |= (val >> 12) & 0x07; /* fs */
1657         }
1658 }
1659
1660 static int snd_vt1724_spdif_default_get(struct snd_kcontrol *kcontrol,
1661                                         struct snd_ctl_elem_value *ucontrol)
1662 {
1663         struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
1664         unsigned int val;
1665         val = inw(ICEMT1724(ice, SPDIF_CTRL));
1666         decode_spdif_bits(&ucontrol->value.iec958, val);
1667         return 0;
1668 }
1669
1670 static int snd_vt1724_spdif_default_put(struct snd_kcontrol *kcontrol,
1671                                          struct snd_ctl_elem_value *ucontrol)
1672 {
1673         struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
1674         unsigned int val, old;
1675
1676         val = encode_spdif_bits(&ucontrol->value.iec958);
1677         spin_lock_irq(&ice->reg_lock);
1678         old = inw(ICEMT1724(ice, SPDIF_CTRL));
1679         if (val != old)
1680                 update_spdif_bits(ice, val);
1681         spin_unlock_irq(&ice->reg_lock);
1682         return val != old;
1683 }
1684
1685 static const struct snd_kcontrol_new snd_vt1724_spdif_default =
1686 {
1687         .iface =        SNDRV_CTL_ELEM_IFACE_PCM,
1688         .name =         SNDRV_CTL_NAME_IEC958("", PLAYBACK, DEFAULT),
1689         .info =         snd_vt1724_spdif_info,
1690         .get =          snd_vt1724_spdif_default_get,
1691         .put =          snd_vt1724_spdif_default_put
1692 };
1693
1694 static int snd_vt1724_spdif_maskc_get(struct snd_kcontrol *kcontrol,
1695                                        struct snd_ctl_elem_value *ucontrol)
1696 {
1697         ucontrol->value.iec958.status[0] = IEC958_AES0_NONAUDIO |
1698                                                      IEC958_AES0_PROFESSIONAL |
1699                                                      IEC958_AES0_CON_NOT_COPYRIGHT |
1700                                                      IEC958_AES0_CON_EMPHASIS;
1701         ucontrol->value.iec958.status[1] = IEC958_AES1_CON_ORIGINAL |
1702                                                      IEC958_AES1_CON_CATEGORY;
1703         ucontrol->value.iec958.status[3] = IEC958_AES3_CON_FS;
1704         return 0;
1705 }
1706
1707 static int snd_vt1724_spdif_maskp_get(struct snd_kcontrol *kcontrol,
1708                                        struct snd_ctl_elem_value *ucontrol)
1709 {
1710         ucontrol->value.iec958.status[0] = IEC958_AES0_NONAUDIO |
1711                                                      IEC958_AES0_PROFESSIONAL |
1712                                                      IEC958_AES0_PRO_FS |
1713                                                      IEC958_AES0_PRO_EMPHASIS;
1714         return 0;
1715 }
1716
1717 static const struct snd_kcontrol_new snd_vt1724_spdif_maskc =
1718 {
1719         .access =       SNDRV_CTL_ELEM_ACCESS_READ,
1720         .iface =        SNDRV_CTL_ELEM_IFACE_PCM,
1721         .name =         SNDRV_CTL_NAME_IEC958("", PLAYBACK, CON_MASK),
1722         .info =         snd_vt1724_spdif_info,
1723         .get =          snd_vt1724_spdif_maskc_get,
1724 };
1725
1726 static const struct snd_kcontrol_new snd_vt1724_spdif_maskp =
1727 {
1728         .access =       SNDRV_CTL_ELEM_ACCESS_READ,
1729         .iface =        SNDRV_CTL_ELEM_IFACE_PCM,
1730         .name =         SNDRV_CTL_NAME_IEC958("", PLAYBACK, PRO_MASK),
1731         .info =         snd_vt1724_spdif_info,
1732         .get =          snd_vt1724_spdif_maskp_get,
1733 };
1734
1735 #define snd_vt1724_spdif_sw_info                snd_ctl_boolean_mono_info
1736
1737 static int snd_vt1724_spdif_sw_get(struct snd_kcontrol *kcontrol,
1738                                    struct snd_ctl_elem_value *ucontrol)
1739 {
1740         struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
1741         ucontrol->value.integer.value[0] = inb(ICEREG1724(ice, SPDIF_CFG)) &
1742                 VT1724_CFG_SPDIF_OUT_EN ? 1 : 0;
1743         return 0;
1744 }
1745
1746 static int snd_vt1724_spdif_sw_put(struct snd_kcontrol *kcontrol,
1747                                    struct snd_ctl_elem_value *ucontrol)
1748 {
1749         struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
1750         unsigned char old, val;
1751
1752         spin_lock_irq(&ice->reg_lock);
1753         old = val = inb(ICEREG1724(ice, SPDIF_CFG));
1754         val &= ~VT1724_CFG_SPDIF_OUT_EN;
1755         if (ucontrol->value.integer.value[0])
1756                 val |= VT1724_CFG_SPDIF_OUT_EN;
1757         if (old != val)
1758                 outb(val, ICEREG1724(ice, SPDIF_CFG));
1759         spin_unlock_irq(&ice->reg_lock);
1760         return old != val;
1761 }
1762
1763 static const struct snd_kcontrol_new snd_vt1724_spdif_switch =
1764 {
1765         .iface =        SNDRV_CTL_ELEM_IFACE_MIXER,
1766         /* FIXME: the following conflict with IEC958 Playback Route */
1767         /* .name =         SNDRV_CTL_NAME_IEC958("", PLAYBACK, SWITCH), */
1768         .name =         SNDRV_CTL_NAME_IEC958("Output ", NONE, SWITCH),
1769         .info =         snd_vt1724_spdif_sw_info,
1770         .get =          snd_vt1724_spdif_sw_get,
1771         .put =          snd_vt1724_spdif_sw_put
1772 };
1773
1774
1775 #if 0 /* NOT USED YET */
1776 /*
1777  * GPIO access from extern
1778  */
1779
1780 #define snd_vt1724_gpio_info            snd_ctl_boolean_mono_info
1781
1782 int snd_vt1724_gpio_get(struct snd_kcontrol *kcontrol,
1783                         struct snd_ctl_elem_value *ucontrol)
1784 {
1785         struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
1786         int shift = kcontrol->private_value & 0xff;
1787         int invert = (kcontrol->private_value & (1<<24)) ? 1 : 0;
1788
1789         snd_ice1712_save_gpio_status(ice);
1790         ucontrol->value.integer.value[0] =
1791                 (snd_ice1712_gpio_read(ice) & (1 << shift) ? 1 : 0) ^ invert;
1792         snd_ice1712_restore_gpio_status(ice);
1793         return 0;
1794 }
1795
1796 int snd_ice1712_gpio_put(struct snd_kcontrol *kcontrol,
1797                          struct snd_ctl_elem_value *ucontrol)
1798 {
1799         struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
1800         int shift = kcontrol->private_value & 0xff;
1801         int invert = (kcontrol->private_value & (1<<24)) ? mask : 0;
1802         unsigned int val, nval;
1803
1804         if (kcontrol->private_value & (1 << 31))
1805                 return -EPERM;
1806         nval = (ucontrol->value.integer.value[0] ? (1 << shift) : 0) ^ invert;
1807         snd_ice1712_save_gpio_status(ice);
1808         val = snd_ice1712_gpio_read(ice);
1809         nval |= val & ~(1 << shift);
1810         if (val != nval)
1811                 snd_ice1712_gpio_write(ice, nval);
1812         snd_ice1712_restore_gpio_status(ice);
1813         return val != nval;
1814 }
1815 #endif /* NOT USED YET */
1816
1817 /*
1818  *  rate
1819  */
1820 static int snd_vt1724_pro_internal_clock_info(struct snd_kcontrol *kcontrol,
1821                                               struct snd_ctl_elem_info *uinfo)
1822 {
1823         struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
1824         int hw_rates_count = ice->hw_rates->count;
1825         uinfo->type = SNDRV_CTL_ELEM_TYPE_ENUMERATED;
1826         uinfo->count = 1;
1827
1828         /* internal clocks */
1829         uinfo->value.enumerated.items = hw_rates_count;
1830         /* external clocks */
1831         if (ice->force_rdma1 ||
1832             (ice->eeprom.data[ICE_EEP2_SPDIF] & VT1724_CFG_SPDIF_IN))
1833                 uinfo->value.enumerated.items += ice->ext_clock_count;
1834         /* upper limit - keep at top */
1835         if (uinfo->value.enumerated.item >= uinfo->value.enumerated.items)
1836                 uinfo->value.enumerated.item = uinfo->value.enumerated.items - 1;
1837         if (uinfo->value.enumerated.item >= hw_rates_count)
1838                 /* ext_clock items */
1839                 strcpy(uinfo->value.enumerated.name,
1840                                 ice->ext_clock_names[
1841                                 uinfo->value.enumerated.item - hw_rates_count]);
1842         else
1843                 /* int clock items */
1844                 sprintf(uinfo->value.enumerated.name, "%d",
1845                         ice->hw_rates->list[uinfo->value.enumerated.item]);
1846         return 0;
1847 }
1848
1849 static int snd_vt1724_pro_internal_clock_get(struct snd_kcontrol *kcontrol,
1850                                              struct snd_ctl_elem_value *ucontrol)
1851 {
1852         struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
1853         unsigned int i, rate;
1854
1855         spin_lock_irq(&ice->reg_lock);
1856         if (ice->is_spdif_master(ice)) {
1857                 ucontrol->value.enumerated.item[0] = ice->hw_rates->count +
1858                         ice->get_spdif_master_type(ice);
1859         } else {
1860                 rate = ice->get_rate(ice);
1861                 ucontrol->value.enumerated.item[0] = 0;
1862                 for (i = 0; i < ice->hw_rates->count; i++) {
1863                         if (ice->hw_rates->list[i] == rate) {
1864                                 ucontrol->value.enumerated.item[0] = i;
1865                                 break;
1866                         }
1867                 }
1868         }
1869         spin_unlock_irq(&ice->reg_lock);
1870         return 0;
1871 }
1872
1873 static int stdclock_get_spdif_master_type(struct snd_ice1712 *ice)
1874 {
1875         /* standard external clock - only single type - SPDIF IN */
1876         return 0;
1877 }
1878
1879 /* setting clock to external - SPDIF */
1880 static int stdclock_set_spdif_clock(struct snd_ice1712 *ice, int type)
1881 {
1882         unsigned char oval;
1883         unsigned char i2s_oval;
1884         oval = inb(ICEMT1724(ice, RATE));
1885         outb(oval | VT1724_SPDIF_MASTER, ICEMT1724(ice, RATE));
1886         /* setting 256fs */
1887         i2s_oval = inb(ICEMT1724(ice, I2S_FORMAT));
1888         outb(i2s_oval & ~VT1724_MT_I2S_MCLK_128X, ICEMT1724(ice, I2S_FORMAT));
1889         return 0;
1890 }
1891
1892
1893 static int snd_vt1724_pro_internal_clock_put(struct snd_kcontrol *kcontrol,
1894                                              struct snd_ctl_elem_value *ucontrol)
1895 {
1896         struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
1897         unsigned int old_rate, new_rate;
1898         unsigned int item = ucontrol->value.enumerated.item[0];
1899         unsigned int first_ext_clock = ice->hw_rates->count;
1900
1901         if (item >  first_ext_clock + ice->ext_clock_count - 1)
1902                 return -EINVAL;
1903
1904         /* if rate = 0 => external clock */
1905         spin_lock_irq(&ice->reg_lock);
1906         if (ice->is_spdif_master(ice))
1907                 old_rate = 0;
1908         else
1909                 old_rate = ice->get_rate(ice);
1910         if (item >= first_ext_clock) {
1911                 /* switching to external clock */
1912                 ice->set_spdif_clock(ice, item - first_ext_clock);
1913                 new_rate = 0;
1914         } else {
1915                 /* internal on-card clock */
1916                 new_rate = ice->hw_rates->list[item];
1917                 ice->pro_rate_default = new_rate;
1918                 spin_unlock_irq(&ice->reg_lock);
1919                 snd_vt1724_set_pro_rate(ice, ice->pro_rate_default, 1);
1920                 spin_lock_irq(&ice->reg_lock);
1921         }
1922         spin_unlock_irq(&ice->reg_lock);
1923
1924         /* the first switch to the ext. clock mode? */
1925         if (old_rate != new_rate && !new_rate) {
1926                 /* notify akm chips as well */
1927                 unsigned int i;
1928                 if (ice->gpio.set_pro_rate)
1929                         ice->gpio.set_pro_rate(ice, 0);
1930                 for (i = 0; i < ice->akm_codecs; i++) {
1931                         if (ice->akm[i].ops.set_rate_val)
1932                                 ice->akm[i].ops.set_rate_val(&ice->akm[i], 0);
1933                 }
1934         }
1935         return old_rate != new_rate;
1936 }
1937
1938 static const struct snd_kcontrol_new snd_vt1724_pro_internal_clock = {
1939         .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
1940         .name = "Multi Track Internal Clock",
1941         .info = snd_vt1724_pro_internal_clock_info,
1942         .get = snd_vt1724_pro_internal_clock_get,
1943         .put = snd_vt1724_pro_internal_clock_put
1944 };
1945
1946 #define snd_vt1724_pro_rate_locking_info        snd_ctl_boolean_mono_info
1947
1948 static int snd_vt1724_pro_rate_locking_get(struct snd_kcontrol *kcontrol,
1949                                            struct snd_ctl_elem_value *ucontrol)
1950 {
1951         ucontrol->value.integer.value[0] = PRO_RATE_LOCKED;
1952         return 0;
1953 }
1954
1955 static int snd_vt1724_pro_rate_locking_put(struct snd_kcontrol *kcontrol,
1956                                            struct snd_ctl_elem_value *ucontrol)
1957 {
1958         struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
1959         int change = 0, nval;
1960
1961         nval = ucontrol->value.integer.value[0] ? 1 : 0;
1962         spin_lock_irq(&ice->reg_lock);
1963         change = PRO_RATE_LOCKED != nval;
1964         PRO_RATE_LOCKED = nval;
1965         spin_unlock_irq(&ice->reg_lock);
1966         return change;
1967 }
1968
1969 static const struct snd_kcontrol_new snd_vt1724_pro_rate_locking = {
1970         .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
1971         .name = "Multi Track Rate Locking",
1972         .info = snd_vt1724_pro_rate_locking_info,
1973         .get = snd_vt1724_pro_rate_locking_get,
1974         .put = snd_vt1724_pro_rate_locking_put
1975 };
1976
1977 #define snd_vt1724_pro_rate_reset_info          snd_ctl_boolean_mono_info
1978
1979 static int snd_vt1724_pro_rate_reset_get(struct snd_kcontrol *kcontrol,
1980                                          struct snd_ctl_elem_value *ucontrol)
1981 {
1982         ucontrol->value.integer.value[0] = PRO_RATE_RESET ? 1 : 0;
1983         return 0;
1984 }
1985
1986 static int snd_vt1724_pro_rate_reset_put(struct snd_kcontrol *kcontrol,
1987                                          struct snd_ctl_elem_value *ucontrol)
1988 {
1989         struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
1990         int change = 0, nval;
1991
1992         nval = ucontrol->value.integer.value[0] ? 1 : 0;
1993         spin_lock_irq(&ice->reg_lock);
1994         change = PRO_RATE_RESET != nval;
1995         PRO_RATE_RESET = nval;
1996         spin_unlock_irq(&ice->reg_lock);
1997         return change;
1998 }
1999
2000 static const struct snd_kcontrol_new snd_vt1724_pro_rate_reset = {
2001         .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
2002         .name = "Multi Track Rate Reset",
2003         .info = snd_vt1724_pro_rate_reset_info,
2004         .get = snd_vt1724_pro_rate_reset_get,
2005         .put = snd_vt1724_pro_rate_reset_put
2006 };
2007
2008
2009 /*
2010  * routing
2011  */
2012 static int snd_vt1724_pro_route_info(struct snd_kcontrol *kcontrol,
2013                                      struct snd_ctl_elem_info *uinfo)
2014 {
2015         static const char * const texts[] = {
2016                 "PCM Out", /* 0 */
2017                 "H/W In 0", "H/W In 1", /* 1-2 */
2018                 "IEC958 In L", "IEC958 In R", /* 3-4 */
2019         };
2020
2021         return snd_ctl_enum_info(uinfo, 1, 5, texts);
2022 }
2023
2024 static inline int analog_route_shift(int idx)
2025 {
2026         return (idx % 2) * 12 + ((idx / 2) * 3) + 8;
2027 }
2028
2029 static inline int digital_route_shift(int idx)
2030 {
2031         return idx * 3;
2032 }
2033
2034 int snd_ice1724_get_route_val(struct snd_ice1712 *ice, int shift)
2035 {
2036         unsigned long val;
2037         unsigned char eitem;
2038         static const unsigned char xlate[8] = {
2039                 0, 255, 1, 2, 255, 255, 3, 4,
2040         };
2041
2042         val = inl(ICEMT1724(ice, ROUTE_PLAYBACK));
2043         val >>= shift;
2044         val &= 7; /* we now have 3 bits per output */
2045         eitem = xlate[val];
2046         if (eitem == 255) {
2047                 snd_BUG();
2048                 return 0;
2049         }
2050         return eitem;
2051 }
2052
2053 int snd_ice1724_put_route_val(struct snd_ice1712 *ice, unsigned int val,
2054                                                                 int shift)
2055 {
2056         unsigned int old_val, nval;
2057         int change;
2058         static const unsigned char xroute[8] = {
2059                 0, /* PCM */
2060                 2, /* PSDIN0 Left */
2061                 3, /* PSDIN0 Right */
2062                 6, /* SPDIN Left */
2063                 7, /* SPDIN Right */
2064         };
2065
2066         nval = xroute[val % 5];
2067         val = old_val = inl(ICEMT1724(ice, ROUTE_PLAYBACK));
2068         val &= ~(0x07 << shift);
2069         val |= nval << shift;
2070         change = val != old_val;
2071         if (change)
2072                 outl(val, ICEMT1724(ice, ROUTE_PLAYBACK));
2073         return change;
2074 }
2075
2076 static int snd_vt1724_pro_route_analog_get(struct snd_kcontrol *kcontrol,
2077                                            struct snd_ctl_elem_value *ucontrol)
2078 {
2079         struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
2080         int idx = snd_ctl_get_ioffidx(kcontrol, &ucontrol->id);
2081         ucontrol->value.enumerated.item[0] =
2082                 snd_ice1724_get_route_val(ice, analog_route_shift(idx));
2083         return 0;
2084 }
2085
2086 static int snd_vt1724_pro_route_analog_put(struct snd_kcontrol *kcontrol,
2087                                            struct snd_ctl_elem_value *ucontrol)
2088 {
2089         struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
2090         int idx = snd_ctl_get_ioffidx(kcontrol, &ucontrol->id);
2091         return snd_ice1724_put_route_val(ice,
2092                                          ucontrol->value.enumerated.item[0],
2093                                          analog_route_shift(idx));
2094 }
2095
2096 static int snd_vt1724_pro_route_spdif_get(struct snd_kcontrol *kcontrol,
2097                                           struct snd_ctl_elem_value *ucontrol)
2098 {
2099         struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
2100         int idx = snd_ctl_get_ioffidx(kcontrol, &ucontrol->id);
2101         ucontrol->value.enumerated.item[0] =
2102                 snd_ice1724_get_route_val(ice, digital_route_shift(idx));
2103         return 0;
2104 }
2105
2106 static int snd_vt1724_pro_route_spdif_put(struct snd_kcontrol *kcontrol,
2107                                           struct snd_ctl_elem_value *ucontrol)
2108 {
2109         struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
2110         int idx = snd_ctl_get_ioffidx(kcontrol, &ucontrol->id);
2111         return snd_ice1724_put_route_val(ice,
2112                                          ucontrol->value.enumerated.item[0],
2113                                          digital_route_shift(idx));
2114 }
2115
2116 static const struct snd_kcontrol_new snd_vt1724_mixer_pro_analog_route =
2117 {
2118         .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
2119         .name = "H/W Playback Route",
2120         .info = snd_vt1724_pro_route_info,
2121         .get = snd_vt1724_pro_route_analog_get,
2122         .put = snd_vt1724_pro_route_analog_put,
2123 };
2124
2125 static const struct snd_kcontrol_new snd_vt1724_mixer_pro_spdif_route = {
2126         .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
2127         .name = SNDRV_CTL_NAME_IEC958("", PLAYBACK, NONE) "Route",
2128         .info = snd_vt1724_pro_route_info,
2129         .get = snd_vt1724_pro_route_spdif_get,
2130         .put = snd_vt1724_pro_route_spdif_put,
2131         .count = 2,
2132 };
2133
2134
2135 static int snd_vt1724_pro_peak_info(struct snd_kcontrol *kcontrol,
2136                                     struct snd_ctl_elem_info *uinfo)
2137 {
2138         uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
2139         uinfo->count = 22; /* FIXME: for compatibility with ice1712... */
2140         uinfo->value.integer.min = 0;
2141         uinfo->value.integer.max = 255;
2142         return 0;
2143 }
2144
2145 static int snd_vt1724_pro_peak_get(struct snd_kcontrol *kcontrol,
2146                                    struct snd_ctl_elem_value *ucontrol)
2147 {
2148         struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
2149         int idx;
2150
2151         spin_lock_irq(&ice->reg_lock);
2152         for (idx = 0; idx < 22; idx++) {
2153                 outb(idx, ICEMT1724(ice, MONITOR_PEAKINDEX));
2154                 ucontrol->value.integer.value[idx] =
2155                         inb(ICEMT1724(ice, MONITOR_PEAKDATA));
2156         }
2157         spin_unlock_irq(&ice->reg_lock);
2158         return 0;
2159 }
2160
2161 static const struct snd_kcontrol_new snd_vt1724_mixer_pro_peak = {
2162         .iface = SNDRV_CTL_ELEM_IFACE_PCM,
2163         .name = "Multi Track Peak",
2164         .access = SNDRV_CTL_ELEM_ACCESS_READ | SNDRV_CTL_ELEM_ACCESS_VOLATILE,
2165         .info = snd_vt1724_pro_peak_info,
2166         .get = snd_vt1724_pro_peak_get
2167 };
2168
2169 /*
2170  *
2171  */
2172
2173 static const struct snd_ice1712_card_info no_matched;
2174
2175
2176 /*
2177   ooAoo cards with no controls
2178 */
2179 static const unsigned char ooaoo_sq210_eeprom[] = {
2180         [ICE_EEP2_SYSCONF]     = 0x4c,  /* 49MHz crystal, no mpu401, no ADC,
2181                                            1xDACs */
2182         [ICE_EEP2_ACLINK]      = 0x80,  /* I2S */
2183         [ICE_EEP2_I2S]         = 0x78,  /* no volume, 96k, 24bit, 192k */
2184         [ICE_EEP2_SPDIF]       = 0xc1,  /* out-en, out-int, out-ext */
2185         [ICE_EEP2_GPIO_DIR]    = 0x00,  /* no GPIOs are used */
2186         [ICE_EEP2_GPIO_DIR1]   = 0x00,
2187         [ICE_EEP2_GPIO_DIR2]   = 0x00,
2188         [ICE_EEP2_GPIO_MASK]   = 0xff,
2189         [ICE_EEP2_GPIO_MASK1]  = 0xff,
2190         [ICE_EEP2_GPIO_MASK2]  = 0xff,
2191
2192         [ICE_EEP2_GPIO_STATE]  = 0x00, /* inputs */
2193         [ICE_EEP2_GPIO_STATE1] = 0x00, /* all 1, but GPIO_CPLD_RW
2194                                           and GPIO15 always zero */
2195         [ICE_EEP2_GPIO_STATE2] = 0x00, /* inputs */
2196 };
2197
2198
2199 static const struct snd_ice1712_card_info snd_vt1724_ooaoo_cards[] = {
2200         {
2201                 .name = "ooAoo SQ210a",
2202                 .model = "sq210a",
2203                 .eeprom_size = sizeof(ooaoo_sq210_eeprom),
2204                 .eeprom_data = ooaoo_sq210_eeprom,
2205         },
2206         { } /* terminator */
2207 };
2208
2209 static const struct snd_ice1712_card_info *card_tables[] = {
2210         snd_vt1724_revo_cards,
2211         snd_vt1724_amp_cards,
2212         snd_vt1724_aureon_cards,
2213         snd_vt1720_mobo_cards,
2214         snd_vt1720_pontis_cards,
2215         snd_vt1724_prodigy_hifi_cards,
2216         snd_vt1724_prodigy192_cards,
2217         snd_vt1724_juli_cards,
2218         snd_vt1724_maya44_cards,
2219         snd_vt1724_phase_cards,
2220         snd_vt1724_wtm_cards,
2221         snd_vt1724_se_cards,
2222         snd_vt1724_qtet_cards,
2223         snd_vt1724_ooaoo_cards,
2224         snd_vt1724_psc724_cards,
2225         NULL,
2226 };
2227
2228
2229 /*
2230  */
2231
2232 static void wait_i2c_busy(struct snd_ice1712 *ice)
2233 {
2234         int t = 0x10000;
2235         while ((inb(ICEREG1724(ice, I2C_CTRL)) & VT1724_I2C_BUSY) && t--)
2236                 ;
2237         if (t == -1)
2238                 dev_err(ice->card->dev, "i2c busy timeout\n");
2239 }
2240
2241 unsigned char snd_vt1724_read_i2c(struct snd_ice1712 *ice,
2242                                   unsigned char dev, unsigned char addr)
2243 {
2244         unsigned char val;
2245
2246         mutex_lock(&ice->i2c_mutex);
2247         wait_i2c_busy(ice);
2248         outb(addr, ICEREG1724(ice, I2C_BYTE_ADDR));
2249         outb(dev & ~VT1724_I2C_WRITE, ICEREG1724(ice, I2C_DEV_ADDR));
2250         wait_i2c_busy(ice);
2251         val = inb(ICEREG1724(ice, I2C_DATA));
2252         mutex_unlock(&ice->i2c_mutex);
2253         /*
2254         dev_dbg(ice->card->dev, "i2c_read: [0x%x,0x%x] = 0x%x\n", dev, addr, val);
2255         */
2256         return val;
2257 }
2258
2259 void snd_vt1724_write_i2c(struct snd_ice1712 *ice,
2260                           unsigned char dev, unsigned char addr, unsigned char data)
2261 {
2262         mutex_lock(&ice->i2c_mutex);
2263         wait_i2c_busy(ice);
2264         /*
2265         dev_dbg(ice->card->dev, "i2c_write: [0x%x,0x%x] = 0x%x\n", dev, addr, data);
2266         */
2267         outb(addr, ICEREG1724(ice, I2C_BYTE_ADDR));
2268         outb(data, ICEREG1724(ice, I2C_DATA));
2269         outb(dev | VT1724_I2C_WRITE, ICEREG1724(ice, I2C_DEV_ADDR));
2270         wait_i2c_busy(ice);
2271         mutex_unlock(&ice->i2c_mutex);
2272 }
2273
2274 static int snd_vt1724_read_eeprom(struct snd_ice1712 *ice,
2275                                   const char *modelname)
2276 {
2277         const int dev = 0xa0;           /* EEPROM device address */
2278         unsigned int i, size;
2279         const struct snd_ice1712_card_info * const *tbl, *c;
2280
2281         if (!modelname || !*modelname) {
2282                 ice->eeprom.subvendor = 0;
2283                 if ((inb(ICEREG1724(ice, I2C_CTRL)) & VT1724_I2C_EEPROM) != 0)
2284                         ice->eeprom.subvendor =
2285                                 (snd_vt1724_read_i2c(ice, dev, 0x00) << 0) |
2286                                 (snd_vt1724_read_i2c(ice, dev, 0x01) << 8) |
2287                                 (snd_vt1724_read_i2c(ice, dev, 0x02) << 16) |
2288                                 (snd_vt1724_read_i2c(ice, dev, 0x03) << 24);
2289                 if (ice->eeprom.subvendor == 0 ||
2290                     ice->eeprom.subvendor == (unsigned int)-1) {
2291                         /* invalid subvendor from EEPROM, try the PCI
2292                          * subststem ID instead
2293                          */
2294                         u16 vendor, device;
2295                         pci_read_config_word(ice->pci, PCI_SUBSYSTEM_VENDOR_ID,
2296                                              &vendor);
2297                         pci_read_config_word(ice->pci, PCI_SUBSYSTEM_ID, &device);
2298                         ice->eeprom.subvendor =
2299                                 ((unsigned int)swab16(vendor) << 16) | swab16(device);
2300                         if (ice->eeprom.subvendor == 0 ||
2301                             ice->eeprom.subvendor == (unsigned int)-1) {
2302                                 dev_err(ice->card->dev,
2303                                         "No valid ID is found\n");
2304                                 return -ENXIO;
2305                         }
2306                 }
2307         }
2308         for (tbl = card_tables; *tbl; tbl++) {
2309                 for (c = *tbl; c->name; c++) {
2310                         if (modelname && c->model &&
2311                             !strcmp(modelname, c->model)) {
2312                                 dev_info(ice->card->dev,
2313                                          "Using board model %s\n",
2314                                        c->name);
2315                                 ice->eeprom.subvendor = c->subvendor;
2316                         } else if (c->subvendor != ice->eeprom.subvendor)
2317                                 continue;
2318                         ice->card_info = c;
2319                         if (!c->eeprom_size || !c->eeprom_data)
2320                                 goto found;
2321                         /* if the EEPROM is given by the driver, use it */
2322                         dev_dbg(ice->card->dev, "using the defined eeprom..\n");
2323                         ice->eeprom.version = 2;
2324                         ice->eeprom.size = c->eeprom_size + 6;
2325                         memcpy(ice->eeprom.data, c->eeprom_data, c->eeprom_size);
2326                         goto read_skipped;
2327                 }
2328         }
2329         dev_warn(ice->card->dev, "No matching model found for ID 0x%x\n",
2330                ice->eeprom.subvendor);
2331 #ifdef CONFIG_PM_SLEEP
2332         /* assume AC97-only card which can suspend without additional code */
2333         ice->pm_suspend_enabled = 1;
2334 #endif
2335
2336  found:
2337         ice->eeprom.size = snd_vt1724_read_i2c(ice, dev, 0x04);
2338         if (ice->eeprom.size < 6)
2339                 ice->eeprom.size = 32;
2340         else if (ice->eeprom.size > 32) {
2341                 dev_err(ice->card->dev, "Invalid EEPROM (size = %i)\n",
2342                        ice->eeprom.size);
2343                 return -EIO;
2344         }
2345         ice->eeprom.version = snd_vt1724_read_i2c(ice, dev, 0x05);
2346         if (ice->eeprom.version != 1 && ice->eeprom.version != 2)
2347                 dev_warn(ice->card->dev, "Invalid EEPROM version %i\n",
2348                        ice->eeprom.version);
2349         size = ice->eeprom.size - 6;
2350         for (i = 0; i < size; i++)
2351                 ice->eeprom.data[i] = snd_vt1724_read_i2c(ice, dev, i + 6);
2352
2353  read_skipped:
2354         ice->eeprom.gpiomask = eeprom_triple(ice, ICE_EEP2_GPIO_MASK);
2355         ice->eeprom.gpiostate = eeprom_triple(ice, ICE_EEP2_GPIO_STATE);
2356         ice->eeprom.gpiodir = eeprom_triple(ice, ICE_EEP2_GPIO_DIR);
2357
2358         return 0;
2359 }
2360
2361
2362
2363 static void snd_vt1724_chip_reset(struct snd_ice1712 *ice)
2364 {
2365         outb(VT1724_RESET , ICEREG1724(ice, CONTROL));
2366         inb(ICEREG1724(ice, CONTROL)); /* pci posting flush */
2367         msleep(10);
2368         outb(0, ICEREG1724(ice, CONTROL));
2369         inb(ICEREG1724(ice, CONTROL)); /* pci posting flush */
2370         msleep(10);
2371 }
2372
2373 static int snd_vt1724_chip_init(struct snd_ice1712 *ice)
2374 {
2375         outb(ice->eeprom.data[ICE_EEP2_SYSCONF], ICEREG1724(ice, SYS_CFG));
2376         outb(ice->eeprom.data[ICE_EEP2_ACLINK], ICEREG1724(ice, AC97_CFG));
2377         outb(ice->eeprom.data[ICE_EEP2_I2S], ICEREG1724(ice, I2S_FEATURES));
2378         outb(ice->eeprom.data[ICE_EEP2_SPDIF], ICEREG1724(ice, SPDIF_CFG));
2379
2380         ice->gpio.write_mask = ice->eeprom.gpiomask;
2381         ice->gpio.direction = ice->eeprom.gpiodir;
2382         snd_vt1724_set_gpio_mask(ice, ice->eeprom.gpiomask);
2383         snd_vt1724_set_gpio_dir(ice, ice->eeprom.gpiodir);
2384         snd_vt1724_set_gpio_data(ice, ice->eeprom.gpiostate);
2385
2386         outb(0, ICEREG1724(ice, POWERDOWN));
2387
2388         /* MPU_RX and TX irq masks are cleared later dynamically */
2389         outb(VT1724_IRQ_MPU_RX | VT1724_IRQ_MPU_TX , ICEREG1724(ice, IRQMASK));
2390
2391         /* don't handle FIFO overrun/underruns (just yet),
2392          * since they cause machine lockups
2393          */
2394         outb(VT1724_MULTI_FIFO_ERR, ICEMT1724(ice, DMA_INT_MASK));
2395
2396         return 0;
2397 }
2398
2399 static int snd_vt1724_spdif_build_controls(struct snd_ice1712 *ice)
2400 {
2401         int err;
2402         struct snd_kcontrol *kctl;
2403
2404         if (snd_BUG_ON(!ice->pcm))
2405                 return -EIO;
2406
2407         if (!ice->own_routing) {
2408                 err = snd_ctl_add(ice->card,
2409                         snd_ctl_new1(&snd_vt1724_mixer_pro_spdif_route, ice));
2410                 if (err < 0)
2411                         return err;
2412         }
2413
2414         err = snd_ctl_add(ice->card, snd_ctl_new1(&snd_vt1724_spdif_switch, ice));
2415         if (err < 0)
2416                 return err;
2417
2418         err = snd_ctl_add(ice->card, kctl = snd_ctl_new1(&snd_vt1724_spdif_default, ice));
2419         if (err < 0)
2420                 return err;
2421         kctl->id.device = ice->pcm->device;
2422         err = snd_ctl_add(ice->card, kctl = snd_ctl_new1(&snd_vt1724_spdif_maskc, ice));
2423         if (err < 0)
2424                 return err;
2425         kctl->id.device = ice->pcm->device;
2426         err = snd_ctl_add(ice->card, kctl = snd_ctl_new1(&snd_vt1724_spdif_maskp, ice));
2427         if (err < 0)
2428                 return err;
2429         kctl->id.device = ice->pcm->device;
2430 #if 0 /* use default only */
2431         err = snd_ctl_add(ice->card, kctl = snd_ctl_new1(&snd_vt1724_spdif_stream, ice));
2432         if (err < 0)
2433                 return err;
2434         kctl->id.device = ice->pcm->device;
2435         ice->spdif.stream_ctl = kctl;
2436 #endif
2437         return 0;
2438 }
2439
2440
2441 static int snd_vt1724_build_controls(struct snd_ice1712 *ice)
2442 {
2443         int err;
2444
2445         err = snd_ctl_add(ice->card, snd_ctl_new1(&snd_vt1724_eeprom, ice));
2446         if (err < 0)
2447                 return err;
2448         err = snd_ctl_add(ice->card, snd_ctl_new1(&snd_vt1724_pro_internal_clock, ice));
2449         if (err < 0)
2450                 return err;
2451
2452         err = snd_ctl_add(ice->card, snd_ctl_new1(&snd_vt1724_pro_rate_locking, ice));
2453         if (err < 0)
2454                 return err;
2455         err = snd_ctl_add(ice->card, snd_ctl_new1(&snd_vt1724_pro_rate_reset, ice));
2456         if (err < 0)
2457                 return err;
2458
2459         if (!ice->own_routing && ice->num_total_dacs > 0) {
2460                 struct snd_kcontrol_new tmp = snd_vt1724_mixer_pro_analog_route;
2461                 tmp.count = ice->num_total_dacs;
2462                 if (ice->vt1720 && tmp.count > 2)
2463                         tmp.count = 2;
2464                 err = snd_ctl_add(ice->card, snd_ctl_new1(&tmp, ice));
2465                 if (err < 0)
2466                         return err;
2467         }
2468
2469         return snd_ctl_add(ice->card,
2470                            snd_ctl_new1(&snd_vt1724_mixer_pro_peak, ice));
2471 }
2472
2473 static int snd_vt1724_free(struct snd_ice1712 *ice)
2474 {
2475         if (!ice->port)
2476                 goto __hw_end;
2477         /* mask all interrupts */
2478         outb(0xff, ICEMT1724(ice, DMA_INT_MASK));
2479         outb(0xff, ICEREG1724(ice, IRQMASK));
2480         /* --- */
2481 __hw_end:
2482         if (ice->irq >= 0)
2483                 free_irq(ice->irq, ice);
2484         pci_release_regions(ice->pci);
2485         snd_ice1712_akm4xxx_free(ice);
2486         pci_disable_device(ice->pci);
2487         kfree(ice->spec);
2488         kfree(ice);
2489         return 0;
2490 }
2491
2492 static int snd_vt1724_dev_free(struct snd_device *device)
2493 {
2494         struct snd_ice1712 *ice = device->device_data;
2495         return snd_vt1724_free(ice);
2496 }
2497
2498 static int snd_vt1724_create(struct snd_card *card,
2499                              struct pci_dev *pci,
2500                              const char *modelname,
2501                              struct snd_ice1712 **r_ice1712)
2502 {
2503         struct snd_ice1712 *ice;
2504         int err;
2505         static const struct snd_device_ops ops = {
2506                 .dev_free =     snd_vt1724_dev_free,
2507         };
2508
2509         *r_ice1712 = NULL;
2510
2511         /* enable PCI device */
2512         err = pci_enable_device(pci);
2513         if (err < 0)
2514                 return err;
2515
2516         ice = kzalloc(sizeof(*ice), GFP_KERNEL);
2517         if (ice == NULL) {
2518                 pci_disable_device(pci);
2519                 return -ENOMEM;
2520         }
2521         ice->vt1724 = 1;
2522         spin_lock_init(&ice->reg_lock);
2523         mutex_init(&ice->gpio_mutex);
2524         mutex_init(&ice->open_mutex);
2525         mutex_init(&ice->i2c_mutex);
2526         ice->gpio.set_mask = snd_vt1724_set_gpio_mask;
2527         ice->gpio.get_mask = snd_vt1724_get_gpio_mask;
2528         ice->gpio.set_dir = snd_vt1724_set_gpio_dir;
2529         ice->gpio.get_dir = snd_vt1724_get_gpio_dir;
2530         ice->gpio.set_data = snd_vt1724_set_gpio_data;
2531         ice->gpio.get_data = snd_vt1724_get_gpio_data;
2532         ice->card = card;
2533         ice->pci = pci;
2534         ice->irq = -1;
2535         pci_set_master(pci);
2536         snd_vt1724_proc_init(ice);
2537
2538         card->private_data = ice;
2539
2540         err = pci_request_regions(pci, "ICE1724");
2541         if (err < 0) {
2542                 kfree(ice);
2543                 pci_disable_device(pci);
2544                 return err;
2545         }
2546         ice->port = pci_resource_start(pci, 0);
2547         ice->profi_port = pci_resource_start(pci, 1);
2548
2549         if (request_irq(pci->irq, snd_vt1724_interrupt,
2550                         IRQF_SHARED, KBUILD_MODNAME, ice)) {
2551                 dev_err(card->dev, "unable to grab IRQ %d\n", pci->irq);
2552                 snd_vt1724_free(ice);
2553                 return -EIO;
2554         }
2555
2556         ice->irq = pci->irq;
2557         card->sync_irq = ice->irq;
2558
2559         snd_vt1724_chip_reset(ice);
2560         if (snd_vt1724_read_eeprom(ice, modelname) < 0) {
2561                 snd_vt1724_free(ice);
2562                 return -EIO;
2563         }
2564         if (snd_vt1724_chip_init(ice) < 0) {
2565                 snd_vt1724_free(ice);
2566                 return -EIO;
2567         }
2568
2569         err = snd_device_new(card, SNDRV_DEV_LOWLEVEL, ice, &ops);
2570         if (err < 0) {
2571                 snd_vt1724_free(ice);
2572                 return err;
2573         }
2574
2575         *r_ice1712 = ice;
2576         return 0;
2577 }
2578
2579
2580 /*
2581  *
2582  * Registration
2583  *
2584  */
2585
2586 static int snd_vt1724_probe(struct pci_dev *pci,
2587                             const struct pci_device_id *pci_id)
2588 {
2589         static int dev;
2590         struct snd_card *card;
2591         struct snd_ice1712 *ice;
2592         int pcm_dev = 0, err;
2593         const struct snd_ice1712_card_info * const *tbl, *c;
2594
2595         if (dev >= SNDRV_CARDS)
2596                 return -ENODEV;
2597         if (!enable[dev]) {
2598                 dev++;
2599                 return -ENOENT;
2600         }
2601
2602         err = snd_card_new(&pci->dev, index[dev], id[dev], THIS_MODULE,
2603                            0, &card);
2604         if (err < 0)
2605                 return err;
2606
2607         strcpy(card->driver, "ICE1724");
2608         strcpy(card->shortname, "ICEnsemble ICE1724");
2609
2610         err = snd_vt1724_create(card, pci, model[dev], &ice);
2611         if (err < 0) {
2612                 snd_card_free(card);
2613                 return err;
2614         }
2615
2616         /* field init before calling chip_init */
2617         ice->ext_clock_count = 0;
2618
2619         for (tbl = card_tables; *tbl; tbl++) {
2620                 for (c = *tbl; c->name; c++) {
2621                         if ((model[dev] && c->model &&
2622                              !strcmp(model[dev], c->model)) ||
2623                             (c->subvendor == ice->eeprom.subvendor)) {
2624                                 strcpy(card->shortname, c->name);
2625                                 if (c->driver) /* specific driver? */
2626                                         strcpy(card->driver, c->driver);
2627                                 if (c->chip_init) {
2628                                         err = c->chip_init(ice);
2629                                         if (err < 0) {
2630                                                 snd_card_free(card);
2631                                                 return err;
2632                                         }
2633                                 }
2634                                 goto __found;
2635                         }
2636                 }
2637         }
2638         c = &no_matched;
2639 __found:
2640         /*
2641         * VT1724 has separate DMAs for the analog and the SPDIF streams while
2642         * ICE1712 has only one for both (mixed up).
2643         *
2644         * Confusingly the analog PCM is named "professional" here because it
2645         * was called so in ice1712 driver, and vt1724 driver is derived from
2646         * ice1712 driver.
2647         */
2648         ice->pro_rate_default = PRO_RATE_DEFAULT;
2649         if (!ice->is_spdif_master)
2650                 ice->is_spdif_master = stdclock_is_spdif_master;
2651         if (!ice->get_rate)
2652                 ice->get_rate = stdclock_get_rate;
2653         if (!ice->set_rate)
2654                 ice->set_rate = stdclock_set_rate;
2655         if (!ice->set_mclk)
2656                 ice->set_mclk = stdclock_set_mclk;
2657         if (!ice->set_spdif_clock)
2658                 ice->set_spdif_clock = stdclock_set_spdif_clock;
2659         if (!ice->get_spdif_master_type)
2660                 ice->get_spdif_master_type = stdclock_get_spdif_master_type;
2661         if (!ice->ext_clock_names)
2662                 ice->ext_clock_names = ext_clock_names;
2663         if (!ice->ext_clock_count)
2664                 ice->ext_clock_count = ARRAY_SIZE(ext_clock_names);
2665
2666         if (!ice->hw_rates)
2667                 set_std_hw_rates(ice);
2668
2669         err = snd_vt1724_pcm_profi(ice, pcm_dev++);
2670         if (err < 0) {
2671                 snd_card_free(card);
2672                 return err;
2673         }
2674
2675         err = snd_vt1724_pcm_spdif(ice, pcm_dev++);
2676         if (err < 0) {
2677                 snd_card_free(card);
2678                 return err;
2679         }
2680
2681         err = snd_vt1724_pcm_indep(ice, pcm_dev++);
2682         if (err < 0) {
2683                 snd_card_free(card);
2684                 return err;
2685         }
2686
2687         err = snd_vt1724_ac97_mixer(ice);
2688         if (err < 0) {
2689                 snd_card_free(card);
2690                 return err;
2691         }
2692
2693         err = snd_vt1724_build_controls(ice);
2694         if (err < 0) {
2695                 snd_card_free(card);
2696                 return err;
2697         }
2698
2699         if (ice->pcm && ice->has_spdif) { /* has SPDIF I/O */
2700                 err = snd_vt1724_spdif_build_controls(ice);
2701                 if (err < 0) {
2702                         snd_card_free(card);
2703                         return err;
2704                 }
2705         }
2706
2707         if (c->build_controls) {
2708                 err = c->build_controls(ice);
2709                 if (err < 0) {
2710                         snd_card_free(card);
2711                         return err;
2712                 }
2713         }
2714
2715         if (!c->no_mpu401) {
2716                 if (ice->eeprom.data[ICE_EEP2_SYSCONF] & VT1724_CFG_MPU401) {
2717                         struct snd_rawmidi *rmidi;
2718
2719                         err = snd_rawmidi_new(card, "MIDI", 0, 1, 1, &rmidi);
2720                         if (err < 0) {
2721                                 snd_card_free(card);
2722                                 return err;
2723                         }
2724                         ice->rmidi[0] = rmidi;
2725                         rmidi->private_data = ice;
2726                         strcpy(rmidi->name, "ICE1724 MIDI");
2727                         rmidi->info_flags = SNDRV_RAWMIDI_INFO_OUTPUT |
2728                                             SNDRV_RAWMIDI_INFO_INPUT |
2729                                             SNDRV_RAWMIDI_INFO_DUPLEX;
2730                         snd_rawmidi_set_ops(rmidi, SNDRV_RAWMIDI_STREAM_OUTPUT,
2731                                             &vt1724_midi_output_ops);
2732                         snd_rawmidi_set_ops(rmidi, SNDRV_RAWMIDI_STREAM_INPUT,
2733                                             &vt1724_midi_input_ops);
2734
2735                         /* set watermarks */
2736                         outb(VT1724_MPU_RX_FIFO | 0x1,
2737                              ICEREG1724(ice, MPU_FIFO_WM));
2738                         outb(0x1, ICEREG1724(ice, MPU_FIFO_WM));
2739                         /* set UART mode */
2740                         outb(VT1724_MPU_UART, ICEREG1724(ice, MPU_CTRL));
2741                 }
2742         }
2743
2744         sprintf(card->longname, "%s at 0x%lx, irq %i",
2745                 card->shortname, ice->port, ice->irq);
2746
2747         err = snd_card_register(card);
2748         if (err < 0) {
2749                 snd_card_free(card);
2750                 return err;
2751         }
2752         pci_set_drvdata(pci, card);
2753         dev++;
2754         return 0;
2755 }
2756
2757 static void snd_vt1724_remove(struct pci_dev *pci)
2758 {
2759         struct snd_card *card = pci_get_drvdata(pci);
2760         struct snd_ice1712 *ice = card->private_data;
2761
2762         if (ice->card_info && ice->card_info->chip_exit)
2763                 ice->card_info->chip_exit(ice);
2764         snd_card_free(card);
2765 }
2766
2767 #ifdef CONFIG_PM_SLEEP
2768 static int snd_vt1724_suspend(struct device *dev)
2769 {
2770         struct snd_card *card = dev_get_drvdata(dev);
2771         struct snd_ice1712 *ice = card->private_data;
2772
2773         if (!ice->pm_suspend_enabled)
2774                 return 0;
2775
2776         snd_power_change_state(card, SNDRV_CTL_POWER_D3hot);
2777
2778         snd_ac97_suspend(ice->ac97);
2779
2780         spin_lock_irq(&ice->reg_lock);
2781         ice->pm_saved_is_spdif_master = ice->is_spdif_master(ice);
2782         ice->pm_saved_spdif_ctrl = inw(ICEMT1724(ice, SPDIF_CTRL));
2783         ice->pm_saved_spdif_cfg = inb(ICEREG1724(ice, SPDIF_CFG));
2784         ice->pm_saved_route = inl(ICEMT1724(ice, ROUTE_PLAYBACK));
2785         spin_unlock_irq(&ice->reg_lock);
2786
2787         if (ice->pm_suspend)
2788                 ice->pm_suspend(ice);
2789         return 0;
2790 }
2791
2792 static int snd_vt1724_resume(struct device *dev)
2793 {
2794         struct snd_card *card = dev_get_drvdata(dev);
2795         struct snd_ice1712 *ice = card->private_data;
2796
2797         if (!ice->pm_suspend_enabled)
2798                 return 0;
2799
2800         snd_vt1724_chip_reset(ice);
2801
2802         if (snd_vt1724_chip_init(ice) < 0) {
2803                 snd_card_disconnect(card);
2804                 return -EIO;
2805         }
2806
2807         if (ice->pm_resume)
2808                 ice->pm_resume(ice);
2809
2810         if (ice->pm_saved_is_spdif_master) {
2811                 /* switching to external clock via SPDIF */
2812                 ice->set_spdif_clock(ice, 0);
2813         } else {
2814                 /* internal on-card clock */
2815                 int rate;
2816                 if (ice->cur_rate)
2817                         rate = ice->cur_rate;
2818                 else
2819                         rate = ice->pro_rate_default;
2820                 snd_vt1724_set_pro_rate(ice, rate, 1);
2821         }
2822
2823         update_spdif_bits(ice, ice->pm_saved_spdif_ctrl);
2824
2825         outb(ice->pm_saved_spdif_cfg, ICEREG1724(ice, SPDIF_CFG));
2826         outl(ice->pm_saved_route, ICEMT1724(ice, ROUTE_PLAYBACK));
2827
2828         snd_ac97_resume(ice->ac97);
2829
2830         snd_power_change_state(card, SNDRV_CTL_POWER_D0);
2831         return 0;
2832 }
2833
2834 static SIMPLE_DEV_PM_OPS(snd_vt1724_pm, snd_vt1724_suspend, snd_vt1724_resume);
2835 #define SND_VT1724_PM_OPS       &snd_vt1724_pm
2836 #else
2837 #define SND_VT1724_PM_OPS       NULL
2838 #endif /* CONFIG_PM_SLEEP */
2839
2840 static struct pci_driver vt1724_driver = {
2841         .name = KBUILD_MODNAME,
2842         .id_table = snd_vt1724_ids,
2843         .probe = snd_vt1724_probe,
2844         .remove = snd_vt1724_remove,
2845         .driver = {
2846                 .pm = SND_VT1724_PM_OPS,
2847         },
2848 };
2849
2850 module_pci_driver(vt1724_driver);