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
  48 static int index[SNDRV_CARDS] = SNDRV_DEFAULT_IDX;      /* Index 0-MAX */
  49 static char *id[SNDRV_CARDS] = SNDRV_DEFAULT_STR;       /* ID for this card */
  50 static bool enable[SNDRV_CARDS] = SNDRV_DEFAULT_ENABLE_PNP;             /* Enable this card */
  51 static char *model[SNDRV_CARDS];
  52
  53 module_param_array(index, int, NULL, 0444);
  54 MODULE_PARM_DESC(index, "Index value for ICE1724 soundcard.");
  55 module_param_array(id, charp, NULL, 0444);
  56 MODULE_PARM_DESC(id, "ID string for ICE1724 soundcard.");
  57 module_param_array(enable, bool, NULL, 0444);
  58 MODULE_PARM_DESC(enable, "Enable ICE1724 soundcard.");
  59 module_param_array(model, charp, NULL, 0444);
  60 MODULE_PARM_DESC(model, "Use the given board model.");
  61
  62
  63 /* Both VT1720 and VT1724 have the same PCI IDs */
  64 static const struct pci_device_id snd_vt1724_ids[] = {
  65         { PCI_VDEVICE(ICE, PCI_DEVICE_ID_VT1724), 0 },
  66         { 0, }
  67 };
  68
  69 MODULE_DEVICE_TABLE(pci, snd_vt1724_ids);
  70
  71
  72 static int PRO_RATE_LOCKED;
  73 static int PRO_RATE_RESET = 1;
  74 static unsigned int PRO_RATE_DEFAULT = 44100;
  75
  76 static const char * const ext_clock_names[1] = { "IEC958 In" };
  77
  78 /*
  79  *  Basic I/O
  80  */
  81
  82 /*
  83  *  default rates, default clock routines
  84  */
  85
  86 /* check whether the clock mode is spdif-in */
  87 static inline int stdclock_is_spdif_master(struct snd_ice1712 *ice)
  88 {
  89         return (inb(ICEMT1724(ice, RATE)) & VT1724_SPDIF_MASTER) ? 1 : 0;
  90 }
  91
  92 /*
  93  * locking rate makes sense only for internal clock mode
  94  */
  95 static inline int is_pro_rate_locked(struct snd_ice1712 *ice)
  96 {
  97         return (!ice->is_spdif_master(ice)) && PRO_RATE_LOCKED;
  98 }
  99
 100 /*
 101  * ac97 section
 102  */
 103
 104 static unsigned char snd_vt1724_ac97_ready(struct snd_ice1712 *ice)
 105 {
 106         unsigned char old_cmd;
 107         int tm;
 108         for (tm = 0; tm < 0x10000; tm++) {
 109                 old_cmd = inb(ICEMT1724(ice, AC97_CMD));
 110                 if (old_cmd & (VT1724_AC97_WRITE | VT1724_AC97_READ))
 111                         continue;
 112                 if (!(old_cmd & VT1724_AC97_READY))
 113                         continue;
 114                 return old_cmd;
 115         }
 116         dev_dbg(ice->card->dev, "snd_vt1724_ac97_ready: timeout\n");
 117         return old_cmd;
 118 }
 119
 120 static int snd_vt1724_ac97_wait_bit(struct snd_ice1712 *ice, unsigned char bit)
 121 {
 122         int tm;
 123         for (tm = 0; tm < 0x10000; tm++)
 124                 if ((inb(ICEMT1724(ice, AC97_CMD)) & bit) == 0)
 125                         return 0;
 126         dev_dbg(ice->card->dev, "snd_vt1724_ac97_wait_bit: timeout\n");
 127         return -EIO;
 128 }
 129
 130 static void snd_vt1724_ac97_write(struct snd_ac97 *ac97,
 131                                   unsigned short reg,
 132                                   unsigned short val)
 133 {
 134         struct snd_ice1712 *ice = ac97->private_data;
 135         unsigned char old_cmd;
 136
 137         old_cmd = snd_vt1724_ac97_ready(ice);
 138         old_cmd &= ~VT1724_AC97_ID_MASK;
 139         old_cmd |= ac97->num;
 140         outb(reg, ICEMT1724(ice, AC97_INDEX));
 141         outw(val, ICEMT1724(ice, AC97_DATA));
 142         outb(old_cmd | VT1724_AC97_WRITE, ICEMT1724(ice, AC97_CMD));
 143         snd_vt1724_ac97_wait_bit(ice, VT1724_AC97_WRITE);
 144 }
 145
 146 static unsigned short snd_vt1724_ac97_read(struct snd_ac97 *ac97, unsigned short reg)
 147 {
 148         struct snd_ice1712 *ice = ac97->private_data;
 149         unsigned char old_cmd;
 150
 151         old_cmd = snd_vt1724_ac97_ready(ice);
 152         old_cmd &= ~VT1724_AC97_ID_MASK;
 153         old_cmd |= ac97->num;
 154         outb(reg, ICEMT1724(ice, AC97_INDEX));
 155         outb(old_cmd | VT1724_AC97_READ, ICEMT1724(ice, AC97_CMD));
 156         if (snd_vt1724_ac97_wait_bit(ice, VT1724_AC97_READ) < 0)
 157                 return ~0;
 158         return inw(ICEMT1724(ice, AC97_DATA));
 159 }
 160
 161
 162 /*
 163  * GPIO operations
 164  */
 165
 166 /* set gpio direction 0 = read, 1 = write */
 167 static void snd_vt1724_set_gpio_dir(struct snd_ice1712 *ice, unsigned int data)
 168 {
 169         outl(data, ICEREG1724(ice, GPIO_DIRECTION));
 170         inw(ICEREG1724(ice, GPIO_DIRECTION)); /* dummy read for pci-posting */
 171 }
 172
 173 /* get gpio direction 0 = read, 1 = write */
 174 static unsigned int snd_vt1724_get_gpio_dir(struct snd_ice1712 *ice)
 175 {
 176         return inl(ICEREG1724(ice, GPIO_DIRECTION));
 177 }
 178
 179 /* set the gpio mask (0 = writable) */
 180 static void snd_vt1724_set_gpio_mask(struct snd_ice1712 *ice, unsigned int data)
 181 {
 182         outw(data, ICEREG1724(ice, GPIO_WRITE_MASK));
 183         if (!ice->vt1720) /* VT1720 supports only 16 GPIO bits */
 184                 outb((data >> 16) & 0xff, ICEREG1724(ice, GPIO_WRITE_MASK_22));
 185         inw(ICEREG1724(ice, GPIO_WRITE_MASK)); /* dummy read for pci-posting */
 186 }
 187
 188 static unsigned int snd_vt1724_get_gpio_mask(struct snd_ice1712 *ice)
 189 {
 190         unsigned int mask;
 191         if (!ice->vt1720)
 192                 mask = (unsigned int)inb(ICEREG1724(ice, GPIO_WRITE_MASK_22));
 193         else
 194                 mask = 0;
 195         mask = (mask << 16) | inw(ICEREG1724(ice, GPIO_WRITE_MASK));
 196         return mask;
 197 }
 198
 199 static void snd_vt1724_set_gpio_data(struct snd_ice1712 *ice, unsigned int data)
 200 {
 201         outw(data, ICEREG1724(ice, GPIO_DATA));
 202         if (!ice->vt1720)
 203                 outb(data >> 16, ICEREG1724(ice, GPIO_DATA_22));
 204         inw(ICEREG1724(ice, GPIO_DATA)); /* dummy read for pci-posting */
 205 }
 206
 207 static unsigned int snd_vt1724_get_gpio_data(struct snd_ice1712 *ice)
 208 {
 209         unsigned int data;
 210         if (!ice->vt1720)
 211                 data = (unsigned int)inb(ICEREG1724(ice, GPIO_DATA_22));
 212         else
 213                 data = 0;
 214         data = (data << 16) | inw(ICEREG1724(ice, GPIO_DATA));
 215         return data;
 216 }
 217
 218 /*
 219  * MIDI
 220  */
 221
 222 static void vt1724_midi_clear_rx(struct snd_ice1712 *ice)
 223 {
 224         unsigned int count;
 225
 226         for (count = inb(ICEREG1724(ice, MPU_RXFIFO)); count > 0; --count)
 227                 inb(ICEREG1724(ice, MPU_DATA));
 228 }
 229
 230 static inline struct snd_rawmidi_substream *
 231 get_rawmidi_substream(struct snd_ice1712 *ice, unsigned int stream)
 232 {
 233         return list_first_entry(&ice->rmidi[0]->streams[stream].substreams,
 234                                 struct snd_rawmidi_substream, list);
 235 }
 236
 237 static void enable_midi_irq(struct snd_ice1712 *ice, u8 flag, int enable);
 238
 239 static void vt1724_midi_write(struct snd_ice1712 *ice)
 240 {
 241         struct snd_rawmidi_substream *s;
 242         int count, i;
 243         u8 buffer[32];
 244
 245         s = get_rawmidi_substream(ice, SNDRV_RAWMIDI_STREAM_OUTPUT);
 246         count = 31 - inb(ICEREG1724(ice, MPU_TXFIFO));
 247         if (count > 0) {
 248                 count = snd_rawmidi_transmit(s, buffer, count);
 249                 for (i = 0; i < count; ++i)
 250                         outb(buffer[i], ICEREG1724(ice, MPU_DATA));
 251         }
 252         /* mask irq when all bytes have been transmitted.
 253          * enabled again in output_trigger when the new data comes in.
 254          */
 255         enable_midi_irq(ice, VT1724_IRQ_MPU_TX,
 256                         !snd_rawmidi_transmit_empty(s));
 257 }
 258
 259 static void vt1724_midi_read(struct snd_ice1712 *ice)
 260 {
 261         struct snd_rawmidi_substream *s;
 262         int count, i;
 263         u8 buffer[32];
 264
 265         s = get_rawmidi_substream(ice, SNDRV_RAWMIDI_STREAM_INPUT);
 266         count = inb(ICEREG1724(ice, MPU_RXFIFO));
 267         if (count > 0) {
 268                 count = min(count, 32);
 269                 for (i = 0; i < count; ++i)
 270                         buffer[i] = inb(ICEREG1724(ice, MPU_DATA));
 271                 snd_rawmidi_receive(s, buffer, count);
 272         }
 273 }
 274
 275 /* call with ice->reg_lock */
 276 static void enable_midi_irq(struct snd_ice1712 *ice, u8 flag, int enable)
 277 {
 278         u8 mask = inb(ICEREG1724(ice, IRQMASK));
 279         if (enable)
 280                 mask &= ~flag;
 281         else
 282                 mask |= flag;
 283         outb(mask, ICEREG1724(ice, IRQMASK));
 284 }
 285
 286 static void vt1724_enable_midi_irq(struct snd_rawmidi_substream *substream,
 287                                    u8 flag, int enable)
 288 {
 289         struct snd_ice1712 *ice = substream->rmidi->private_data;
 290
 291         spin_lock_irq(&ice->reg_lock);
 292         enable_midi_irq(ice, flag, enable);
 293         spin_unlock_irq(&ice->reg_lock);
 294 }
 295
 296 static int vt1724_midi_output_open(struct snd_rawmidi_substream *s)
 297 {
 298         return 0;
 299 }
 300
 301 static int vt1724_midi_output_close(struct snd_rawmidi_substream *s)
 302 {
 303         return 0;
 304 }
 305
 306 static void vt1724_midi_output_trigger(struct snd_rawmidi_substream *s, int up)
 307 {
 308         struct snd_ice1712 *ice = s->rmidi->private_data;
 309         unsigned long flags;
 310
 311         spin_lock_irqsave(&ice->reg_lock, flags);
 312         if (up) {
 313                 ice->midi_output = 1;
 314                 vt1724_midi_write(ice);
 315         } else {
 316                 ice->midi_output = 0;
 317                 enable_midi_irq(ice, VT1724_IRQ_MPU_TX, 0);
 318         }
 319         spin_unlock_irqrestore(&ice->reg_lock, flags);
 320 }
 321
 322 static void vt1724_midi_output_drain(struct snd_rawmidi_substream *s)
 323 {
 324         struct snd_ice1712 *ice = s->rmidi->private_data;
 325         unsigned long timeout;
 326
 327         vt1724_enable_midi_irq(s, VT1724_IRQ_MPU_TX, 0);
 328         /* 32 bytes should be transmitted in less than about 12 ms */
 329         timeout = jiffies + msecs_to_jiffies(15);
 330         do {
 331                 if (inb(ICEREG1724(ice, MPU_CTRL)) & VT1724_MPU_TX_EMPTY)
 332                         break;
 333                 schedule_timeout_uninterruptible(1);
 334         } while (time_after(timeout, jiffies));
 335 }
 336
 337 static const struct snd_rawmidi_ops vt1724_midi_output_ops = {
 338         .open = vt1724_midi_output_open,
 339         .close = vt1724_midi_output_close,
 340         .trigger = vt1724_midi_output_trigger,
 341         .drain = vt1724_midi_output_drain,
 342 };
 343
 344 static int vt1724_midi_input_open(struct snd_rawmidi_substream *s)
 345 {
 346         vt1724_midi_clear_rx(s->rmidi->private_data);
 347         vt1724_enable_midi_irq(s, VT1724_IRQ_MPU_RX, 1);
 348         return 0;
 349 }
 350
 351 static int vt1724_midi_input_close(struct snd_rawmidi_substream *s)
 352 {
 353         vt1724_enable_midi_irq(s, VT1724_IRQ_MPU_RX, 0);
 354         return 0;
 355 }
 356
 357 static void vt1724_midi_input_trigger(struct snd_rawmidi_substream *s, int up)
 358 {
 359         struct snd_ice1712 *ice = s->rmidi->private_data;
 360         unsigned long flags;
 361
 362         spin_lock_irqsave(&ice->reg_lock, flags);
 363         if (up) {
 364                 ice->midi_input = 1;
 365                 vt1724_midi_read(ice);
 366         } else {
 367                 ice->midi_input = 0;
 368         }
 369         spin_unlock_irqrestore(&ice->reg_lock, flags);
 370 }
 371
 372 static const struct snd_rawmidi_ops vt1724_midi_input_ops = {
 373         .open = vt1724_midi_input_open,
 374         .close = vt1724_midi_input_close,
 375         .trigger = vt1724_midi_input_trigger,
 376 };
 377
 378
 379 /*
 380  *  Interrupt handler
 381  */
 382
 383 static irqreturn_t snd_vt1724_interrupt(int irq, void *dev_id)
 384 {
 385         struct snd_ice1712 *ice = dev_id;
 386         unsigned char status;
 387         unsigned char status_mask =
 388                 VT1724_IRQ_MPU_RX | VT1724_IRQ_MPU_TX | VT1724_IRQ_MTPCM;
 389         int handled = 0;
 390         int timeout = 0;
 391
 392         while (1) {
 393                 status = inb(ICEREG1724(ice, IRQSTAT));
 394                 status &= status_mask;
 395                 if (status == 0)
 396                         break;
 397                 spin_lock(&ice->reg_lock);
 398                 if (++timeout > 10) {
 399                         status = inb(ICEREG1724(ice, IRQSTAT));
 400                         dev_err(ice->card->dev,
 401                                 "Too long irq loop, status = 0x%x\n", status);
 402                         if (status & VT1724_IRQ_MPU_TX) {
 403                                 dev_err(ice->card->dev, "Disabling MPU_TX\n");
 404                                 enable_midi_irq(ice, VT1724_IRQ_MPU_TX, 0);
 405                         }
 406                         spin_unlock(&ice->reg_lock);
 407                         break;
 408                 }
 409                 handled = 1;
 410                 if (status & VT1724_IRQ_MPU_TX) {
 411                         if (ice->midi_output)
 412                                 vt1724_midi_write(ice);
 413                         else
 414                                 enable_midi_irq(ice, VT1724_IRQ_MPU_TX, 0);
 415                         /* Due to mysterical reasons, MPU_TX is always
 416                          * generated (and can't be cleared) when a PCM
 417                          * playback is going.  So let's ignore at the
 418                          * next loop.
 419                          */
 420                         status_mask &= ~VT1724_IRQ_MPU_TX;
 421                 }
 422                 if (status & VT1724_IRQ_MPU_RX) {
 423                         if (ice->midi_input)
 424                                 vt1724_midi_read(ice);
 425                         else
 426                                 vt1724_midi_clear_rx(ice);
 427                 }
 428                 /* ack MPU irq */
 429                 outb(status, ICEREG1724(ice, IRQSTAT));
 430                 spin_unlock(&ice->reg_lock);
 431                 if (status & VT1724_IRQ_MTPCM) {
 432                         /*
 433                          * Multi-track PCM
 434                          * PCM assignment are:
 435                          * Playback DMA0 (M/C) = playback_pro_substream
 436                          * Playback DMA1 = playback_con_substream_ds[0]
 437                          * Playback DMA2 = playback_con_substream_ds[1]
 438                          * Playback DMA3 = playback_con_substream_ds[2]
 439                          * Playback DMA4 (SPDIF) = playback_con_substream
 440                          * Record DMA0 = capture_pro_substream
 441                          * Record DMA1 = capture_con_substream
 442                          */
 443                         unsigned char mtstat = inb(ICEMT1724(ice, IRQ));
 444                         if (mtstat & VT1724_MULTI_PDMA0) {
 445                                 if (ice->playback_pro_substream)
 446                                         snd_pcm_period_elapsed(ice->playback_pro_substream);
 447                         }
 448                         if (mtstat & VT1724_MULTI_RDMA0) {
 449                                 if (ice->capture_pro_substream)
 450                                         snd_pcm_period_elapsed(ice->capture_pro_substream);
 451                         }
 452                         if (mtstat & VT1724_MULTI_PDMA1) {
 453                                 if (ice->playback_con_substream_ds[0])
 454                                         snd_pcm_period_elapsed(ice->playback_con_substream_ds[0]);
 455                         }
 456                         if (mtstat & VT1724_MULTI_PDMA2) {
 457                                 if (ice->playback_con_substream_ds[1])
 458                                         snd_pcm_period_elapsed(ice->playback_con_substream_ds[1]);
 459                         }
 460                         if (mtstat & VT1724_MULTI_PDMA3) {
 461                                 if (ice->playback_con_substream_ds[2])
 462                                         snd_pcm_period_elapsed(ice->playback_con_substream_ds[2]);
 463                         }
 464                         if (mtstat & VT1724_MULTI_PDMA4) {
 465                                 if (ice->playback_con_substream)
 466                                         snd_pcm_period_elapsed(ice->playback_con_substream);
 467                         }
 468                         if (mtstat & VT1724_MULTI_RDMA1) {
 469                                 if (ice->capture_con_substream)
 470                                         snd_pcm_period_elapsed(ice->capture_con_substream);
 471                         }
 472                         /* ack anyway to avoid freeze */
 473                         outb(mtstat, ICEMT1724(ice, IRQ));
 474                         /* ought to really handle this properly */
 475                         if (mtstat & VT1724_MULTI_FIFO_ERR) {
 476                                 unsigned char fstat = inb(ICEMT1724(ice, DMA_FIFO_ERR));
 477                                 outb(fstat, ICEMT1724(ice, DMA_FIFO_ERR));
 478                                 outb(VT1724_MULTI_FIFO_ERR | inb(ICEMT1724(ice, DMA_INT_MASK)), ICEMT1724(ice, DMA_INT_MASK));
 479                                 /* If I don't do this, I get machine lockup due to continual interrupts */
 480                         }
 481
 482                 }
 483         }
 484         return IRQ_RETVAL(handled);
 485 }
 486
 487 /*
 488  *  PCM code - professional part (multitrack)
 489  */
 490
 491 static const unsigned int rates[] = {
 492         8000, 9600, 11025, 12000, 16000, 22050, 24000,
 493         32000, 44100, 48000, 64000, 88200, 96000,
 494         176400, 192000,
 495 };
 496
 497 static const struct snd_pcm_hw_constraint_list hw_constraints_rates_96 = {
 498         .count = ARRAY_SIZE(rates) - 2, /* up to 96000 */
 499         .list = rates,
 500         .mask = 0,
 501 };
 502
 503 static const struct snd_pcm_hw_constraint_list hw_constraints_rates_48 = {
 504         .count = ARRAY_SIZE(rates) - 5, /* up to 48000 */
 505         .list = rates,
 506         .mask = 0,
 507 };
 508
 509 static const struct snd_pcm_hw_constraint_list hw_constraints_rates_192 = {
 510         .count = ARRAY_SIZE(rates),
 511         .list = rates,
 512         .mask = 0,
 513 };
 514
 515 struct vt1724_pcm_reg {
 516         unsigned int addr;      /* ADDR register offset */
 517         unsigned int size;      /* SIZE register offset */
 518         unsigned int count;     /* COUNT register offset */
 519         unsigned int start;     /* start & pause bit */
 520 };
 521
 522 static int snd_vt1724_pcm_trigger(struct snd_pcm_substream *substream, int cmd)
 523 {
 524         struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
 525         unsigned char what;
 526         unsigned char old;
 527         struct snd_pcm_substream *s;
 528
 529         what = 0;
 530         snd_pcm_group_for_each_entry(s, substream) {
 531                 if (snd_pcm_substream_chip(s) == ice) {
 532                         const struct vt1724_pcm_reg *reg;
 533                         reg = s->runtime->private_data;
 534                         what |= reg->start;
 535                         snd_pcm_trigger_done(s, substream);
 536                 }
 537         }
 538
 539         switch (cmd) {
 540         case SNDRV_PCM_TRIGGER_PAUSE_PUSH:
 541         case SNDRV_PCM_TRIGGER_PAUSE_RELEASE:
 542                 spin_lock(&ice->reg_lock);
 543                 old = inb(ICEMT1724(ice, DMA_PAUSE));
 544                 if (cmd == SNDRV_PCM_TRIGGER_PAUSE_PUSH)
 545                         old |= what;
 546                 else
 547                         old &= ~what;
 548                 outb(old, ICEMT1724(ice, DMA_PAUSE));
 549                 spin_unlock(&ice->reg_lock);
 550                 break;
 551
 552         case SNDRV_PCM_TRIGGER_START:
 553         case SNDRV_PCM_TRIGGER_STOP:
 554         case SNDRV_PCM_TRIGGER_SUSPEND:
 555                 spin_lock(&ice->reg_lock);
 556                 old = inb(ICEMT1724(ice, DMA_CONTROL));
 557                 if (cmd == SNDRV_PCM_TRIGGER_START)
 558                         old |= what;
 559                 else
 560                         old &= ~what;
 561                 outb(old, ICEMT1724(ice, DMA_CONTROL));
 562                 spin_unlock(&ice->reg_lock);
 563                 break;
 564
 565         case SNDRV_PCM_TRIGGER_RESUME:
 566                 /* apps will have to restart stream */
 567                 break;
 568
 569         default:
 570                 return -EINVAL;
 571         }
 572         return 0;
 573 }
 574
 575 /*
 576  */
 577
 578 #define DMA_STARTS      (VT1724_RDMA0_START|VT1724_PDMA0_START|VT1724_RDMA1_START|\
 579         VT1724_PDMA1_START|VT1724_PDMA2_START|VT1724_PDMA3_START|VT1724_PDMA4_START)
 580 #define DMA_PAUSES      (VT1724_RDMA0_PAUSE|VT1724_PDMA0_PAUSE|VT1724_RDMA1_PAUSE|\
 581         VT1724_PDMA1_PAUSE|VT1724_PDMA2_PAUSE|VT1724_PDMA3_PAUSE|VT1724_PDMA4_PAUSE)
 582
 583 static const unsigned int stdclock_rate_list[16] = {
 584         48000, 24000, 12000, 9600, 32000, 16000, 8000, 96000, 44100,
 585         22050, 11025, 88200, 176400, 0, 192000, 64000
 586 };
 587
 588 static unsigned int stdclock_get_rate(struct snd_ice1712 *ice)
 589 {
 590         return stdclock_rate_list[inb(ICEMT1724(ice, RATE)) & 15];
 591 }
 592
 593 static void stdclock_set_rate(struct snd_ice1712 *ice, unsigned int rate)
 594 {
 595         int i;
 596         for (i = 0; i < ARRAY_SIZE(stdclock_rate_list); i++) {
 597                 if (stdclock_rate_list[i] == rate) {
 598                         outb(i, ICEMT1724(ice, RATE));
 599                         return;
 600                 }
 601         }
 602 }
 603
 604 static unsigned char stdclock_set_mclk(struct snd_ice1712 *ice,
 605                                        unsigned int rate)
 606 {
 607         unsigned char val, old;
 608         /* check MT02 */
 609         if (ice->eeprom.data[ICE_EEP2_ACLINK] & VT1724_CFG_PRO_I2S) {
 610                 val = old = inb(ICEMT1724(ice, I2S_FORMAT));
 611                 if (rate > 96000)
 612                         val |= VT1724_MT_I2S_MCLK_128X; /* 128x MCLK */
 613                 else
 614                         val &= ~VT1724_MT_I2S_MCLK_128X; /* 256x MCLK */
 615                 if (val != old) {
 616                         outb(val, ICEMT1724(ice, I2S_FORMAT));
 617                         /* master clock changed */
 618                         return 1;
 619                 }
 620         }
 621         /* no change in master clock */
 622         return 0;
 623 }
 624
 625 static int snd_vt1724_set_pro_rate(struct snd_ice1712 *ice, unsigned int rate,
 626                                     int force)
 627 {
 628         unsigned long flags;
 629         unsigned char mclk_change;
 630         unsigned int i, old_rate;
 631         bool call_set_rate = false;
 632
 633         if (rate > ice->hw_rates->list[ice->hw_rates->count - 1])
 634                 return -EINVAL;
 635
 636         spin_lock_irqsave(&ice->reg_lock, flags);
 637         if ((inb(ICEMT1724(ice, DMA_CONTROL)) & DMA_STARTS) ||
 638             (inb(ICEMT1724(ice, DMA_PAUSE)) & DMA_PAUSES)) {
 639                 /* running? we cannot change the rate now... */
 640                 spin_unlock_irqrestore(&ice->reg_lock, flags);
 641                 return ((rate == ice->cur_rate) && !force) ? 0 : -EBUSY;
 642         }
 643         if (!force && is_pro_rate_locked(ice)) {
 644                 /* comparing required and current rate - makes sense for
 645                  * internal clock only */
 646                 spin_unlock_irqrestore(&ice->reg_lock, flags);
 647                 return (rate == ice->cur_rate) ? 0 : -EBUSY;
 648         }
 649
 650         if (force || !ice->is_spdif_master(ice)) {
 651                 /* force means the rate was switched by ucontrol, otherwise
 652                  * setting clock rate for internal clock mode */
 653                 old_rate = ice->get_rate(ice);
 654                 if (force || (old_rate != rate))
 655                         call_set_rate = true;
 656                 else if (rate == ice->cur_rate) {
 657                         spin_unlock_irqrestore(&ice->reg_lock, flags);
 658                         return 0;
 659                 }
 660         }
 661
 662         ice->cur_rate = rate;
 663         spin_unlock_irqrestore(&ice->reg_lock, flags);
 664
 665         if (call_set_rate)
 666                 ice->set_rate(ice, rate);
 667
 668         /* setting master clock */
 669         mclk_change = ice->set_mclk(ice, rate);
 670
 671         if (mclk_change && ice->gpio.i2s_mclk_changed)
 672                 ice->gpio.i2s_mclk_changed(ice);
 673         if (ice->gpio.set_pro_rate)
 674                 ice->gpio.set_pro_rate(ice, rate);
 675
 676         /* set up codecs */
 677         for (i = 0; i < ice->akm_codecs; i++) {
 678                 if (ice->akm[i].ops.set_rate_val)
 679                         ice->akm[i].ops.set_rate_val(&ice->akm[i], rate);
 680         }
 681         if (ice->spdif.ops.setup_rate)
 682                 ice->spdif.ops.setup_rate(ice, rate);
 683
 684         return 0;
 685 }
 686
 687 static int snd_vt1724_pcm_hw_params(struct snd_pcm_substream *substream,
 688                                     struct snd_pcm_hw_params *hw_params)
 689 {
 690         struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
 691         int i, chs;
 692
 693         chs = params_channels(hw_params);
 694         mutex_lock(&ice->open_mutex);
 695         /* mark surround channels */
 696         if (substream == ice->playback_pro_substream) {
 697                 /* PDMA0 can be multi-channel up to 8 */
 698                 chs = chs / 2 - 1;
 699                 for (i = 0; i < chs; i++) {
 700                         if (ice->pcm_reserved[i] &&
 701                             ice->pcm_reserved[i] != substream) {
 702                                 mutex_unlock(&ice->open_mutex);
 703                                 return -EBUSY;
 704                         }
 705                         ice->pcm_reserved[i] = substream;
 706                 }
 707                 for (; i < 3; i++) {
 708                         if (ice->pcm_reserved[i] == substream)
 709                                 ice->pcm_reserved[i] = NULL;
 710                 }
 711         } else {
 712                 for (i = 0; i < 3; i++) {
 713                         /* check individual playback stream */
 714                         if (ice->playback_con_substream_ds[i] == substream) {
 715                                 if (ice->pcm_reserved[i] &&
 716                                     ice->pcm_reserved[i] != substream) {
 717                                         mutex_unlock(&ice->open_mutex);
 718                                         return -EBUSY;
 719                                 }
 720                                 ice->pcm_reserved[i] = substream;
 721                                 break;
 722                         }
 723                 }
 724         }
 725         mutex_unlock(&ice->open_mutex);
 726
 727         return snd_vt1724_set_pro_rate(ice, params_rate(hw_params), 0);
 728 }
 729
 730 static int snd_vt1724_pcm_hw_free(struct snd_pcm_substream *substream)
 731 {
 732         struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
 733         int i;
 734
 735         mutex_lock(&ice->open_mutex);
 736         /* unmark surround channels */
 737         for (i = 0; i < 3; i++)
 738                 if (ice->pcm_reserved[i] == substream)
 739                         ice->pcm_reserved[i] = NULL;
 740         mutex_unlock(&ice->open_mutex);
 741         return 0;
 742 }
 743
 744 static int snd_vt1724_playback_pro_prepare(struct snd_pcm_substream *substream)
 745 {
 746         struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
 747         unsigned char val;
 748         unsigned int size;
 749
 750         spin_lock_irq(&ice->reg_lock);
 751         val = (8 - substream->runtime->channels) >> 1;
 752         outb(val, ICEMT1724(ice, BURST));
 753
 754         outl(substream->runtime->dma_addr, ICEMT1724(ice, PLAYBACK_ADDR));
 755
 756         size = (snd_pcm_lib_buffer_bytes(substream) >> 2) - 1;
 757         /* outl(size, ICEMT1724(ice, PLAYBACK_SIZE)); */
 758         outw(size, ICEMT1724(ice, PLAYBACK_SIZE));
 759         outb(size >> 16, ICEMT1724(ice, PLAYBACK_SIZE) + 2);
 760         size = (snd_pcm_lib_period_bytes(substream) >> 2) - 1;
 761         /* outl(size, ICEMT1724(ice, PLAYBACK_COUNT)); */
 762         outw(size, ICEMT1724(ice, PLAYBACK_COUNT));
 763         outb(size >> 16, ICEMT1724(ice, PLAYBACK_COUNT) + 2);
 764
 765         spin_unlock_irq(&ice->reg_lock);
 766
 767         /*
 768         dev_dbg(ice->card->dev, "pro prepare: ch = %d, addr = 0x%x, "
 769                "buffer = 0x%x, period = 0x%x\n",
 770                substream->runtime->channels,
 771                (unsigned int)substream->runtime->dma_addr,
 772                snd_pcm_lib_buffer_bytes(substream),
 773                snd_pcm_lib_period_bytes(substream));
 774         */
 775         return 0;
 776 }
 777
 778 static snd_pcm_uframes_t snd_vt1724_playback_pro_pointer(struct snd_pcm_substream *substream)
 779 {
 780         struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
 781         size_t ptr;
 782
 783         if (!(inl(ICEMT1724(ice, DMA_CONTROL)) & VT1724_PDMA0_START))
 784                 return 0;
 785 #if 0 /* read PLAYBACK_ADDR */
 786         ptr = inl(ICEMT1724(ice, PLAYBACK_ADDR));
 787         if (ptr < substream->runtime->dma_addr) {
 788                 dev_dbg(ice->card->dev, "invalid negative ptr\n");
 789                 return 0;
 790         }
 791         ptr -= substream->runtime->dma_addr;
 792         ptr = bytes_to_frames(substream->runtime, ptr);
 793         if (ptr >= substream->runtime->buffer_size) {
 794                 dev_dbg(ice->card->dev, "invalid ptr %d (size=%d)\n",
 795                            (int)ptr, (int)substream->runtime->period_size);
 796                 return 0;
 797         }
 798 #else /* read PLAYBACK_SIZE */
 799         ptr = inl(ICEMT1724(ice, PLAYBACK_SIZE)) & 0xffffff;
 800         ptr = (ptr + 1) << 2;
 801         ptr = bytes_to_frames(substream->runtime, ptr);
 802         if (!ptr)
 803                 ;
 804         else if (ptr <= substream->runtime->buffer_size)
 805                 ptr = substream->runtime->buffer_size - ptr;
 806         else {
 807                 dev_dbg(ice->card->dev, "invalid ptr %d (size=%d)\n",
 808                            (int)ptr, (int)substream->runtime->buffer_size);
 809                 ptr = 0;
 810         }
 811 #endif
 812         return ptr;
 813 }
 814
 815 static int snd_vt1724_pcm_prepare(struct snd_pcm_substream *substream)
 816 {
 817         struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
 818         const struct vt1724_pcm_reg *reg = substream->runtime->private_data;
 819
 820         spin_lock_irq(&ice->reg_lock);
 821         outl(substream->runtime->dma_addr, ice->profi_port + reg->addr);
 822         outw((snd_pcm_lib_buffer_bytes(substream) >> 2) - 1,
 823              ice->profi_port + reg->size);
 824         outw((snd_pcm_lib_period_bytes(substream) >> 2) - 1,
 825              ice->profi_port + reg->count);
 826         spin_unlock_irq(&ice->reg_lock);
 827         return 0;
 828 }
 829
 830 static snd_pcm_uframes_t snd_vt1724_pcm_pointer(struct snd_pcm_substream *substream)
 831 {
 832         struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
 833         const struct vt1724_pcm_reg *reg = substream->runtime->private_data;
 834         size_t ptr;
 835
 836         if (!(inl(ICEMT1724(ice, DMA_CONTROL)) & reg->start))
 837                 return 0;
 838 #if 0 /* use ADDR register */
 839         ptr = inl(ice->profi_port + reg->addr);
 840         ptr -= substream->runtime->dma_addr;
 841         return bytes_to_frames(substream->runtime, ptr);
 842 #else /* use SIZE register */
 843         ptr = inw(ice->profi_port + reg->size);
 844         ptr = (ptr + 1) << 2;
 845         ptr = bytes_to_frames(substream->runtime, ptr);
 846         if (!ptr)
 847                 ;
 848         else if (ptr <= substream->runtime->buffer_size)
 849                 ptr = substream->runtime->buffer_size - ptr;
 850         else {
 851                 dev_dbg(ice->card->dev, "invalid ptr %d (size=%d)\n",
 852                            (int)ptr, (int)substream->runtime->buffer_size);
 853                 ptr = 0;
 854         }
 855         return ptr;
 856 #endif
 857 }
 858
 859 static const struct vt1724_pcm_reg vt1724_pdma0_reg = {
 860         .addr = VT1724_MT_PLAYBACK_ADDR,
 861         .size = VT1724_MT_PLAYBACK_SIZE,
 862         .count = VT1724_MT_PLAYBACK_COUNT,
 863         .start = VT1724_PDMA0_START,
 864 };
 865
 866 static const struct vt1724_pcm_reg vt1724_pdma4_reg = {
 867         .addr = VT1724_MT_PDMA4_ADDR,
 868         .size = VT1724_MT_PDMA4_SIZE,
 869         .count = VT1724_MT_PDMA4_COUNT,
 870         .start = VT1724_PDMA4_START,
 871 };
 872
 873 static const struct vt1724_pcm_reg vt1724_rdma0_reg = {
 874         .addr = VT1724_MT_CAPTURE_ADDR,
 875         .size = VT1724_MT_CAPTURE_SIZE,
 876         .count = VT1724_MT_CAPTURE_COUNT,
 877         .start = VT1724_RDMA0_START,
 878 };
 879
 880 static const struct vt1724_pcm_reg vt1724_rdma1_reg = {
 881         .addr = VT1724_MT_RDMA1_ADDR,
 882         .size = VT1724_MT_RDMA1_SIZE,
 883         .count = VT1724_MT_RDMA1_COUNT,
 884         .start = VT1724_RDMA1_START,
 885 };
 886
 887 #define vt1724_playback_pro_reg vt1724_pdma0_reg
 888 #define vt1724_playback_spdif_reg vt1724_pdma4_reg
 889 #define vt1724_capture_pro_reg vt1724_rdma0_reg
 890 #define vt1724_capture_spdif_reg vt1724_rdma1_reg
 891
 892 static const struct snd_pcm_hardware snd_vt1724_playback_pro = {
 893         .info =                 (SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_INTERLEAVED |
 894                                  SNDRV_PCM_INFO_BLOCK_TRANSFER |
 895                                  SNDRV_PCM_INFO_MMAP_VALID |
 896                                  SNDRV_PCM_INFO_PAUSE | SNDRV_PCM_INFO_SYNC_START),
 897         .formats =              SNDRV_PCM_FMTBIT_S32_LE,
 898         .rates =                SNDRV_PCM_RATE_KNOT | SNDRV_PCM_RATE_8000_192000,
 899         .rate_min =             8000,
 900         .rate_max =             192000,
 901         .channels_min =         2,
 902         .channels_max =         8,
 903         .buffer_bytes_max =     (1UL << 21),    /* 19bits dword */
 904         .period_bytes_min =     8 * 4 * 2,      /* FIXME: constraints needed */
 905         .period_bytes_max =     (1UL << 21),
 906         .periods_min =          2,
 907         .periods_max =          1024,
 908 };
 909
 910 static const struct snd_pcm_hardware snd_vt1724_spdif = {
 911         .info =                 (SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_INTERLEAVED |
 912                                  SNDRV_PCM_INFO_BLOCK_TRANSFER |
 913                                  SNDRV_PCM_INFO_MMAP_VALID |
 914                                  SNDRV_PCM_INFO_PAUSE | SNDRV_PCM_INFO_SYNC_START),
 915         .formats =              SNDRV_PCM_FMTBIT_S32_LE,
 916         .rates =                (SNDRV_PCM_RATE_32000|SNDRV_PCM_RATE_44100|
 917                                  SNDRV_PCM_RATE_48000|SNDRV_PCM_RATE_88200|
 918                                  SNDRV_PCM_RATE_96000|SNDRV_PCM_RATE_176400|
 919                                  SNDRV_PCM_RATE_192000),
 920         .rate_min =             32000,
 921         .rate_max =             192000,
 922         .channels_min =         2,
 923         .channels_max =         2,
 924         .buffer_bytes_max =     (1UL << 18),    /* 16bits dword */
 925         .period_bytes_min =     2 * 4 * 2,
 926         .period_bytes_max =     (1UL << 18),
 927         .periods_min =          2,
 928         .periods_max =          1024,
 929 };
 930
 931 static const struct snd_pcm_hardware snd_vt1724_2ch_stereo = {
 932         .info =                 (SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_INTERLEAVED |
 933                                  SNDRV_PCM_INFO_BLOCK_TRANSFER |
 934                                  SNDRV_PCM_INFO_MMAP_VALID |
 935                                  SNDRV_PCM_INFO_PAUSE | SNDRV_PCM_INFO_SYNC_START),
 936         .formats =              SNDRV_PCM_FMTBIT_S32_LE,
 937         .rates =                SNDRV_PCM_RATE_KNOT | SNDRV_PCM_RATE_8000_192000,
 938         .rate_min =             8000,
 939         .rate_max =             192000,
 940         .channels_min =         2,
 941         .channels_max =         2,
 942         .buffer_bytes_max =     (1UL << 18),    /* 16bits dword */
 943         .period_bytes_min =     2 * 4 * 2,
 944         .period_bytes_max =     (1UL << 18),
 945         .periods_min =          2,
 946         .periods_max =          1024,
 947 };
 948
 949 /*
 950  * set rate constraints
 951  */
 952 static void set_std_hw_rates(struct snd_ice1712 *ice)
 953 {
 954         if (ice->eeprom.data[ICE_EEP2_ACLINK] & VT1724_CFG_PRO_I2S) {
 955                 /* I2S */
 956                 /* VT1720 doesn't support more than 96kHz */
 957                 if ((ice->eeprom.data[ICE_EEP2_I2S] & 0x08) && !ice->vt1720)
 958                         ice->hw_rates = &hw_constraints_rates_192;
 959                 else
 960                         ice->hw_rates = &hw_constraints_rates_96;
 961         } else {
 962                 /* ACLINK */
 963                 ice->hw_rates = &hw_constraints_rates_48;
 964         }
 965 }
 966
 967 static int set_rate_constraints(struct snd_ice1712 *ice,
 968                                 struct snd_pcm_substream *substream)
 969 {
 970         struct snd_pcm_runtime *runtime = substream->runtime;
 971
 972         runtime->hw.rate_min = ice->hw_rates->list[0];
 973         runtime->hw.rate_max = ice->hw_rates->list[ice->hw_rates->count - 1];
 974         runtime->hw.rates = SNDRV_PCM_RATE_KNOT;
 975         return snd_pcm_hw_constraint_list(runtime, 0,
 976                                           SNDRV_PCM_HW_PARAM_RATE,
 977                                           ice->hw_rates);
 978 }
 979
 980 /* if the card has the internal rate locked (is_pro_locked), limit runtime
 981    hw rates to the current internal rate only.
 982 */
 983 static void constrain_rate_if_locked(struct snd_pcm_substream *substream)
 984 {
 985         struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
 986         struct snd_pcm_runtime *runtime = substream->runtime;
 987         unsigned int rate;
 988         if (is_pro_rate_locked(ice)) {
 989                 rate = ice->get_rate(ice);
 990                 if (rate >= runtime->hw.rate_min
 991                     && rate <= runtime->hw.rate_max) {
 992                         runtime->hw.rate_min = rate;
 993                         runtime->hw.rate_max = rate;
 994                 }
 995         }
 996 }
 997
 998
 999 /* multi-channel playback needs alignment 8x32bit regardless of the channels
1000  * actually used
1001  */
1002 #define VT1724_BUFFER_ALIGN     0x20
1003
1004 static int snd_vt1724_playback_pro_open(struct snd_pcm_substream *substream)
1005 {
1006         struct snd_pcm_runtime *runtime = substream->runtime;
1007         struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
1008         int chs, num_indeps;
1009
1010         runtime->private_data = (void *)&vt1724_playback_pro_reg;
1011         ice->playback_pro_substream = substream;
1012         runtime->hw = snd_vt1724_playback_pro;
1013         snd_pcm_set_sync(substream);
1014         snd_pcm_hw_constraint_msbits(runtime, 0, 32, 24);
1015         set_rate_constraints(ice, substream);
1016         mutex_lock(&ice->open_mutex);
1017         /* calculate the currently available channels */
1018         num_indeps = ice->num_total_dacs / 2 - 1;
1019         for (chs = 0; chs < num_indeps; chs++) {
1020                 if (ice->pcm_reserved[chs])
1021                         break;
1022         }
1023         chs = (chs + 1) * 2;
1024         runtime->hw.channels_max = chs;
1025         if (chs > 2) /* channels must be even */
1026                 snd_pcm_hw_constraint_step(runtime, 0, SNDRV_PCM_HW_PARAM_CHANNELS, 2);
1027         mutex_unlock(&ice->open_mutex);
1028         snd_pcm_hw_constraint_step(runtime, 0, SNDRV_PCM_HW_PARAM_PERIOD_BYTES,
1029                                    VT1724_BUFFER_ALIGN);
1030         snd_pcm_hw_constraint_step(runtime, 0, SNDRV_PCM_HW_PARAM_BUFFER_BYTES,
1031                                    VT1724_BUFFER_ALIGN);
1032         constrain_rate_if_locked(substream);
1033         if (ice->pro_open)
1034                 ice->pro_open(ice, substream);
1035         return 0;
1036 }
1037
1038 static int snd_vt1724_capture_pro_open(struct snd_pcm_substream *substream)
1039 {
1040         struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
1041         struct snd_pcm_runtime *runtime = substream->runtime;
1042
1043         runtime->private_data = (void *)&vt1724_capture_pro_reg;
1044         ice->capture_pro_substream = substream;
1045         runtime->hw = snd_vt1724_2ch_stereo;
1046         snd_pcm_set_sync(substream);
1047         snd_pcm_hw_constraint_msbits(runtime, 0, 32, 24);
1048         set_rate_constraints(ice, substream);
1049         snd_pcm_hw_constraint_step(runtime, 0, SNDRV_PCM_HW_PARAM_PERIOD_BYTES,
1050                                    VT1724_BUFFER_ALIGN);
1051         snd_pcm_hw_constraint_step(runtime, 0, SNDRV_PCM_HW_PARAM_BUFFER_BYTES,
1052                                    VT1724_BUFFER_ALIGN);
1053         constrain_rate_if_locked(substream);
1054         if (ice->pro_open)
1055                 ice->pro_open(ice, substream);
1056         return 0;
1057 }
1058
1059 static int snd_vt1724_playback_pro_close(struct snd_pcm_substream *substream)
1060 {
1061         struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
1062
1063         if (PRO_RATE_RESET)
1064                 snd_vt1724_set_pro_rate(ice, ice->pro_rate_default, 0);
1065         ice->playback_pro_substream = NULL;
1066
1067         return 0;
1068 }
1069
1070 static int snd_vt1724_capture_pro_close(struct snd_pcm_substream *substream)
1071 {
1072         struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
1073
1074         if (PRO_RATE_RESET)
1075                 snd_vt1724_set_pro_rate(ice, ice->pro_rate_default, 0);
1076         ice->capture_pro_substream = NULL;
1077         return 0;
1078 }
1079
1080 static const struct snd_pcm_ops snd_vt1724_playback_pro_ops = {
1081         .open =         snd_vt1724_playback_pro_open,
1082         .close =        snd_vt1724_playback_pro_close,
1083         .hw_params =    snd_vt1724_pcm_hw_params,
1084         .hw_free =      snd_vt1724_pcm_hw_free,
1085         .prepare =      snd_vt1724_playback_pro_prepare,
1086         .trigger =      snd_vt1724_pcm_trigger,
1087         .pointer =      snd_vt1724_playback_pro_pointer,
1088 };
1089
1090 static const struct snd_pcm_ops snd_vt1724_capture_pro_ops = {
1091         .open =         snd_vt1724_capture_pro_open,
1092         .close =        snd_vt1724_capture_pro_close,
1093         .hw_params =    snd_vt1724_pcm_hw_params,
1094         .hw_free =      snd_vt1724_pcm_hw_free,
1095         .prepare =      snd_vt1724_pcm_prepare,
1096         .trigger =      snd_vt1724_pcm_trigger,
1097         .pointer =      snd_vt1724_pcm_pointer,
1098 };
1099
1100 static int snd_vt1724_pcm_profi(struct snd_ice1712 *ice, int device)
1101 {
1102         struct snd_pcm *pcm;
1103         int capt, err;
1104
1105         if ((ice->eeprom.data[ICE_EEP2_SYSCONF] & VT1724_CFG_ADC_MASK) ==
1106             VT1724_CFG_ADC_NONE)
1107                 capt = 0;
1108         else
1109                 capt = 1;
1110         err = snd_pcm_new(ice->card, "ICE1724", device, 1, capt, &pcm);
1111         if (err < 0)
1112                 return err;
1113
1114         snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_PLAYBACK, &snd_vt1724_playback_pro_ops);
1115         if (capt)
1116                 snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_CAPTURE,
1117                         &snd_vt1724_capture_pro_ops);
1118
1119         pcm->private_data = ice;
1120         pcm->info_flags = 0;
1121         strcpy(pcm->name, "ICE1724");
1122
1123         snd_pcm_set_managed_buffer_all(pcm, SNDRV_DMA_TYPE_DEV,
1124                                        &ice->pci->dev, 256*1024, 256*1024);
1125
1126         ice->pcm_pro = pcm;
1127
1128         return 0;
1129 }
1130
1131
1132 /*
1133  * SPDIF PCM
1134  */
1135
1136 /* update spdif control bits; call with reg_lock */
1137 static void update_spdif_bits(struct snd_ice1712 *ice, unsigned int val)
1138 {
1139         unsigned char cbit, disabled;
1140
1141         cbit = inb(ICEREG1724(ice, SPDIF_CFG));
1142         disabled = cbit & ~VT1724_CFG_SPDIF_OUT_EN;
1143         if (cbit != disabled)
1144                 outb(disabled, ICEREG1724(ice, SPDIF_CFG));
1145         outw(val, ICEMT1724(ice, SPDIF_CTRL));
1146         if (cbit != disabled)
1147                 outb(cbit, ICEREG1724(ice, SPDIF_CFG));
1148         outw(val, ICEMT1724(ice, SPDIF_CTRL));
1149 }
1150
1151 /* update SPDIF control bits according to the given rate */
1152 static void update_spdif_rate(struct snd_ice1712 *ice, unsigned int rate)
1153 {
1154         unsigned int val, nval;
1155         unsigned long flags;
1156
1157         spin_lock_irqsave(&ice->reg_lock, flags);
1158         nval = val = inw(ICEMT1724(ice, SPDIF_CTRL));
1159         nval &= ~(7 << 12);
1160         switch (rate) {
1161         case 44100: break;
1162         case 48000: nval |= 2 << 12; break;
1163         case 32000: nval |= 3 << 12; break;
1164         case 88200: nval |= 4 << 12; break;
1165         case 96000: nval |= 5 << 12; break;
1166         case 192000: nval |= 6 << 12; break;
1167         case 176400: nval |= 7 << 12; break;
1168         }
1169         if (val != nval)
1170                 update_spdif_bits(ice, nval);
1171         spin_unlock_irqrestore(&ice->reg_lock, flags);
1172 }
1173
1174 static int snd_vt1724_playback_spdif_prepare(struct snd_pcm_substream *substream)
1175 {
1176         struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
1177         if (!ice->force_pdma4)
1178                 update_spdif_rate(ice, substream->runtime->rate);
1179         return snd_vt1724_pcm_prepare(substream);
1180 }
1181
1182 static int snd_vt1724_playback_spdif_open(struct snd_pcm_substream *substream)
1183 {
1184         struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
1185         struct snd_pcm_runtime *runtime = substream->runtime;
1186
1187         runtime->private_data = (void *)&vt1724_playback_spdif_reg;
1188         ice->playback_con_substream = substream;
1189         if (ice->force_pdma4) {
1190                 runtime->hw = snd_vt1724_2ch_stereo;
1191                 set_rate_constraints(ice, substream);
1192         } else
1193                 runtime->hw = snd_vt1724_spdif;
1194         snd_pcm_set_sync(substream);
1195         snd_pcm_hw_constraint_msbits(runtime, 0, 32, 24);
1196         snd_pcm_hw_constraint_step(runtime, 0, SNDRV_PCM_HW_PARAM_PERIOD_BYTES,
1197                                    VT1724_BUFFER_ALIGN);
1198         snd_pcm_hw_constraint_step(runtime, 0, SNDRV_PCM_HW_PARAM_BUFFER_BYTES,
1199                                    VT1724_BUFFER_ALIGN);
1200         constrain_rate_if_locked(substream);
1201         if (ice->spdif.ops.open)
1202                 ice->spdif.ops.open(ice, substream);
1203         return 0;
1204 }
1205
1206 static int snd_vt1724_playback_spdif_close(struct snd_pcm_substream *substream)
1207 {
1208         struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
1209
1210         if (PRO_RATE_RESET)
1211                 snd_vt1724_set_pro_rate(ice, ice->pro_rate_default, 0);
1212         ice->playback_con_substream = NULL;
1213         if (ice->spdif.ops.close)
1214                 ice->spdif.ops.close(ice, substream);
1215
1216         return 0;
1217 }
1218
1219 static int snd_vt1724_capture_spdif_open(struct snd_pcm_substream *substream)
1220 {
1221         struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
1222         struct snd_pcm_runtime *runtime = substream->runtime;
1223
1224         runtime->private_data = (void *)&vt1724_capture_spdif_reg;
1225         ice->capture_con_substream = substream;
1226         if (ice->force_rdma1) {
1227                 runtime->hw = snd_vt1724_2ch_stereo;
1228                 set_rate_constraints(ice, substream);
1229         } else
1230                 runtime->hw = snd_vt1724_spdif;
1231         snd_pcm_set_sync(substream);
1232         snd_pcm_hw_constraint_msbits(runtime, 0, 32, 24);
1233         snd_pcm_hw_constraint_step(runtime, 0, SNDRV_PCM_HW_PARAM_PERIOD_BYTES,
1234                                    VT1724_BUFFER_ALIGN);
1235         snd_pcm_hw_constraint_step(runtime, 0, SNDRV_PCM_HW_PARAM_BUFFER_BYTES,
1236                                    VT1724_BUFFER_ALIGN);
1237         constrain_rate_if_locked(substream);
1238         if (ice->spdif.ops.open)
1239                 ice->spdif.ops.open(ice, substream);
1240         return 0;
1241 }
1242
1243 static int snd_vt1724_capture_spdif_close(struct snd_pcm_substream *substream)
1244 {
1245         struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
1246
1247         if (PRO_RATE_RESET)
1248                 snd_vt1724_set_pro_rate(ice, ice->pro_rate_default, 0);
1249         ice->capture_con_substream = NULL;
1250         if (ice->spdif.ops.close)
1251                 ice->spdif.ops.close(ice, substream);
1252
1253         return 0;
1254 }
1255
1256 static const struct snd_pcm_ops snd_vt1724_playback_spdif_ops = {
1257         .open =         snd_vt1724_playback_spdif_open,
1258         .close =        snd_vt1724_playback_spdif_close,
1259         .hw_params =    snd_vt1724_pcm_hw_params,
1260         .hw_free =      snd_vt1724_pcm_hw_free,
1261         .prepare =      snd_vt1724_playback_spdif_prepare,
1262         .trigger =      snd_vt1724_pcm_trigger,
1263         .pointer =      snd_vt1724_pcm_pointer,
1264 };
1265
1266 static const struct snd_pcm_ops snd_vt1724_capture_spdif_ops = {
1267         .open =         snd_vt1724_capture_spdif_open,
1268         .close =        snd_vt1724_capture_spdif_close,
1269         .hw_params =    snd_vt1724_pcm_hw_params,
1270         .hw_free =      snd_vt1724_pcm_hw_free,
1271         .prepare =      snd_vt1724_pcm_prepare,
1272         .trigger =      snd_vt1724_pcm_trigger,
1273         .pointer =      snd_vt1724_pcm_pointer,
1274 };
1275
1276
1277 static int snd_vt1724_pcm_spdif(struct snd_ice1712 *ice, int device)
1278 {
1279         char *name;
1280         struct snd_pcm *pcm;
1281         int play, capt;
1282         int err;
1283
1284         if (ice->force_pdma4 ||
1285             (ice->eeprom.data[ICE_EEP2_SPDIF] & VT1724_CFG_SPDIF_OUT_INT)) {
1286                 play = 1;
1287                 ice->has_spdif = 1;
1288         } else
1289                 play = 0;
1290         if (ice->force_rdma1 ||
1291             (ice->eeprom.data[ICE_EEP2_SPDIF] & VT1724_CFG_SPDIF_IN)) {
1292                 capt = 1;
1293                 ice->has_spdif = 1;
1294         } else
1295                 capt = 0;
1296         if (!play && !capt)
1297                 return 0; /* no spdif device */
1298
1299         if (ice->force_pdma4 || ice->force_rdma1)
1300                 name = "ICE1724 Secondary";
1301         else
1302                 name = "ICE1724 IEC958";
1303         err = snd_pcm_new(ice->card, name, device, play, capt, &pcm);
1304         if (err < 0)
1305                 return err;
1306
1307         if (play)
1308                 snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_PLAYBACK,
1309                                 &snd_vt1724_playback_spdif_ops);
1310         if (capt)
1311                 snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_CAPTURE,
1312                                 &snd_vt1724_capture_spdif_ops);
1313
1314         pcm->private_data = ice;
1315         pcm->info_flags = 0;
1316         strcpy(pcm->name, name);
1317
1318         snd_pcm_set_managed_buffer_all(pcm, SNDRV_DMA_TYPE_DEV,
1319                                        &ice->pci->dev, 256*1024, 256*1024);
1320
1321         ice->pcm = pcm;
1322
1323         return 0;
1324 }
1325
1326
1327 /*
1328  * independent surround PCMs
1329  */
1330
1331 static const struct vt1724_pcm_reg vt1724_playback_dma_regs[3] = {
1332         {
1333                 .addr = VT1724_MT_PDMA1_ADDR,
1334                 .size = VT1724_MT_PDMA1_SIZE,
1335                 .count = VT1724_MT_PDMA1_COUNT,
1336                 .start = VT1724_PDMA1_START,
1337         },
1338         {
1339                 .addr = VT1724_MT_PDMA2_ADDR,
1340                 .size = VT1724_MT_PDMA2_SIZE,
1341                 .count = VT1724_MT_PDMA2_COUNT,
1342                 .start = VT1724_PDMA2_START,
1343         },
1344         {
1345                 .addr = VT1724_MT_PDMA3_ADDR,
1346                 .size = VT1724_MT_PDMA3_SIZE,
1347                 .count = VT1724_MT_PDMA3_COUNT,
1348                 .start = VT1724_PDMA3_START,
1349         },
1350 };
1351
1352 static int snd_vt1724_playback_indep_prepare(struct snd_pcm_substream *substream)
1353 {
1354         struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
1355         unsigned char val;
1356
1357         spin_lock_irq(&ice->reg_lock);
1358         val = 3 - substream->number;
1359         if (inb(ICEMT1724(ice, BURST)) < val)
1360                 outb(val, ICEMT1724(ice, BURST));
1361         spin_unlock_irq(&ice->reg_lock);
1362         return snd_vt1724_pcm_prepare(substream);
1363 }
1364
1365 static int snd_vt1724_playback_indep_open(struct snd_pcm_substream *substream)
1366 {
1367         struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
1368         struct snd_pcm_runtime *runtime = substream->runtime;
1369
1370         mutex_lock(&ice->open_mutex);
1371         /* already used by PDMA0? */
1372         if (ice->pcm_reserved[substream->number]) {
1373                 mutex_unlock(&ice->open_mutex);
1374                 return -EBUSY; /* FIXME: should handle blocking mode properly */
1375         }
1376         mutex_unlock(&ice->open_mutex);
1377         runtime->private_data = (void *)&vt1724_playback_dma_regs[substream->number];
1378         ice->playback_con_substream_ds[substream->number] = substream;
1379         runtime->hw = snd_vt1724_2ch_stereo;
1380         snd_pcm_set_sync(substream);
1381         snd_pcm_hw_constraint_msbits(runtime, 0, 32, 24);
1382         set_rate_constraints(ice, substream);
1383         return 0;
1384 }
1385
1386 static int snd_vt1724_playback_indep_close(struct snd_pcm_substream *substream)
1387 {
1388         struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
1389
1390         if (PRO_RATE_RESET)
1391                 snd_vt1724_set_pro_rate(ice, ice->pro_rate_default, 0);
1392         ice->playback_con_substream_ds[substream->number] = NULL;
1393         ice->pcm_reserved[substream->number] = NULL;
1394
1395         return 0;
1396 }
1397
1398 static const struct snd_pcm_ops snd_vt1724_playback_indep_ops = {
1399         .open =         snd_vt1724_playback_indep_open,
1400         .close =        snd_vt1724_playback_indep_close,
1401         .hw_params =    snd_vt1724_pcm_hw_params,
1402         .hw_free =      snd_vt1724_pcm_hw_free,
1403         .prepare =      snd_vt1724_playback_indep_prepare,
1404         .trigger =      snd_vt1724_pcm_trigger,
1405         .pointer =      snd_vt1724_pcm_pointer,
1406 };
1407
1408
1409 static int snd_vt1724_pcm_indep(struct snd_ice1712 *ice, int device)
1410 {
1411         struct snd_pcm *pcm;
1412         int play;
1413         int err;
1414
1415         play = ice->num_total_dacs / 2 - 1;
1416         if (play <= 0)
1417                 return 0;
1418
1419         err = snd_pcm_new(ice->card, "ICE1724 Surrounds", device, play, 0, &pcm);
1420         if (err < 0)
1421                 return err;
1422
1423         snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_PLAYBACK,
1424                         &snd_vt1724_playback_indep_ops);
1425
1426         pcm->private_data = ice;
1427         pcm->info_flags = 0;
1428         strcpy(pcm->name, "ICE1724 Surround PCM");
1429
1430         snd_pcm_set_managed_buffer_all(pcm, SNDRV_DMA_TYPE_DEV,
1431                                        &ice->pci->dev, 256*1024, 256*1024);
1432
1433         ice->pcm_ds = pcm;
1434
1435         return 0;
1436 }
1437
1438
1439 /*
1440  *  Mixer section
1441  */
1442
1443 static int snd_vt1724_ac97_mixer(struct snd_ice1712 *ice)
1444 {
1445         int err;
1446
1447         if (!(ice->eeprom.data[ICE_EEP2_ACLINK] & VT1724_CFG_PRO_I2S)) {
1448                 struct snd_ac97_bus *pbus;
1449                 struct snd_ac97_template ac97;
1450                 static const struct snd_ac97_bus_ops ops = {
1451                         .write = snd_vt1724_ac97_write,
1452                         .read = snd_vt1724_ac97_read,
1453                 };
1454
1455                 /* cold reset */
1456                 outb(inb(ICEMT1724(ice, AC97_CMD)) | 0x80, ICEMT1724(ice, AC97_CMD));
1457                 mdelay(5); /* FIXME */
1458                 outb(inb(ICEMT1724(ice, AC97_CMD)) & ~0x80, ICEMT1724(ice, AC97_CMD));
1459
1460                 err = snd_ac97_bus(ice->card, 0, &ops, NULL, &pbus);
1461                 if (err < 0)
1462                         return err;
1463                 memset(&ac97, 0, sizeof(ac97));
1464                 ac97.private_data = ice;
1465                 err = snd_ac97_mixer(pbus, &ac97, &ice->ac97);
1466                 if (err < 0)
1467                         dev_warn(ice->card->dev,
1468                                  "cannot initialize pro ac97, skipped\n");
1469                 else
1470                         return 0;
1471         }
1472         /* I2S mixer only */
1473         strcat(ice->card->mixername, "ICE1724 - multitrack");
1474         return 0;
1475 }
1476
1477 /*
1478  *
1479  */
1480
1481 static inline unsigned int eeprom_triple(struct snd_ice1712 *ice, int idx)
1482 {
1483         return (unsigned int)ice->eeprom.data[idx] | \
1484                 ((unsigned int)ice->eeprom.data[idx + 1] << 8) | \
1485                 ((unsigned int)ice->eeprom.data[idx + 2] << 16);
1486 }
1487
1488 static void snd_vt1724_proc_read(struct snd_info_entry *entry,
1489                                  struct snd_info_buffer *buffer)
1490 {
1491         struct snd_ice1712 *ice = entry->private_data;
1492         unsigned int idx;
1493
1494         snd_iprintf(buffer, "%s\n\n", ice->card->longname);
1495         snd_iprintf(buffer, "EEPROM:\n");
1496
1497         snd_iprintf(buffer, "  Subvendor        : 0x%x\n", ice->eeprom.subvendor);
1498         snd_iprintf(buffer, "  Size             : %i bytes\n", ice->eeprom.size);
1499         snd_iprintf(buffer, "  Version          : %i\n", ice->eeprom.version);
1500         snd_iprintf(buffer, "  System Config    : 0x%x\n",
1501                     ice->eeprom.data[ICE_EEP2_SYSCONF]);
1502         snd_iprintf(buffer, "  ACLink           : 0x%x\n",
1503                     ice->eeprom.data[ICE_EEP2_ACLINK]);
1504         snd_iprintf(buffer, "  I2S              : 0x%x\n",
1505                     ice->eeprom.data[ICE_EEP2_I2S]);
1506         snd_iprintf(buffer, "  S/PDIF           : 0x%x\n",
1507                     ice->eeprom.data[ICE_EEP2_SPDIF]);
1508         snd_iprintf(buffer, "  GPIO direction   : 0x%x\n",
1509                     ice->eeprom.gpiodir);
1510         snd_iprintf(buffer, "  GPIO mask        : 0x%x\n",
1511                     ice->eeprom.gpiomask);
1512         snd_iprintf(buffer, "  GPIO state       : 0x%x\n",
1513                     ice->eeprom.gpiostate);
1514         for (idx = 0x12; idx < ice->eeprom.size; idx++)
1515                 snd_iprintf(buffer, "  Extra #%02i        : 0x%x\n",
1516                             idx, ice->eeprom.data[idx]);
1517
1518         snd_iprintf(buffer, "\nRegisters:\n");
1519
1520         snd_iprintf(buffer, "  PSDOUT03 : 0x%08x\n",
1521                     (unsigned)inl(ICEMT1724(ice, ROUTE_PLAYBACK)));
1522         for (idx = 0x0; idx < 0x20 ; idx++)
1523                 snd_iprintf(buffer, "  CCS%02x    : 0x%02x\n",
1524                             idx, inb(ice->port+idx));
1525         for (idx = 0x0; idx < 0x30 ; idx++)
1526                 snd_iprintf(buffer, "  MT%02x     : 0x%02x\n",
1527                             idx, inb(ice->profi_port+idx));
1528 }
1529
1530 static void snd_vt1724_proc_init(struct snd_ice1712 *ice)
1531 {
1532         snd_card_ro_proc_new(ice->card, "ice1724", ice, snd_vt1724_proc_read);
1533 }
1534
1535 /*
1536  *
1537  */
1538
1539 static int snd_vt1724_eeprom_info(struct snd_kcontrol *kcontrol,
1540                                   struct snd_ctl_elem_info *uinfo)
1541 {
1542         uinfo->type = SNDRV_CTL_ELEM_TYPE_BYTES;
1543         uinfo->count = sizeof(struct snd_ice1712_eeprom);
1544         return 0;
1545 }
1546
1547 static int snd_vt1724_eeprom_get(struct snd_kcontrol *kcontrol,
1548                                  struct snd_ctl_elem_value *ucontrol)
1549 {
1550         struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
1551
1552         memcpy(ucontrol->value.bytes.data, &ice->eeprom, sizeof(ice->eeprom));
1553         return 0;
1554 }
1555
1556 static const struct snd_kcontrol_new snd_vt1724_eeprom = {
1557         .iface = SNDRV_CTL_ELEM_IFACE_CARD,
1558         .name = "ICE1724 EEPROM",
1559         .access = SNDRV_CTL_ELEM_ACCESS_READ,
1560         .info = snd_vt1724_eeprom_info,
1561         .get = snd_vt1724_eeprom_get
1562 };
1563
1564 /*
1565  */
1566 static int snd_vt1724_spdif_info(struct snd_kcontrol *kcontrol,
1567                                  struct snd_ctl_elem_info *uinfo)
1568 {
1569         uinfo->type = SNDRV_CTL_ELEM_TYPE_IEC958;
1570         uinfo->count = 1;
1571         return 0;
1572 }
1573
1574 static unsigned int encode_spdif_bits(struct snd_aes_iec958 *diga)
1575 {
1576         unsigned int val, rbits;
1577
1578         val = diga->status[0] & 0x03; /* professional, non-audio */
1579         if (val & 0x01) {
1580                 /* professional */
1581                 if ((diga->status[0] & IEC958_AES0_PRO_EMPHASIS) ==
1582                     IEC958_AES0_PRO_EMPHASIS_5015)
1583                         val |= 1U << 3;
1584                 rbits = (diga->status[4] >> 3) & 0x0f;
1585                 if (rbits) {
1586                         switch (rbits) {
1587                         case 2: val |= 5 << 12; break; /* 96k */
1588                         case 3: val |= 6 << 12; break; /* 192k */
1589                         case 10: val |= 4 << 12; break; /* 88.2k */
1590                         case 11: val |= 7 << 12; break; /* 176.4k */
1591                         }
1592                 } else {
1593                         switch (diga->status[0] & IEC958_AES0_PRO_FS) {
1594                         case IEC958_AES0_PRO_FS_44100:
1595                                 break;
1596                         case IEC958_AES0_PRO_FS_32000:
1597                                 val |= 3U << 12;
1598                                 break;
1599                         default:
1600                                 val |= 2U << 12;
1601                                 break;
1602                         }
1603                 }
1604         } else {
1605                 /* consumer */
1606                 val |= diga->status[1] & 0x04; /* copyright */
1607                 if ((diga->status[0] & IEC958_AES0_CON_EMPHASIS) ==
1608                     IEC958_AES0_CON_EMPHASIS_5015)
1609                         val |= 1U << 3;
1610                 val |= (unsigned int)(diga->status[1] & 0x3f) << 4; /* category */
1611                 val |= (unsigned int)(diga->status[3] & IEC958_AES3_CON_FS) << 12; /* fs */
1612         }
1613         return val;
1614 }
1615
1616 static void decode_spdif_bits(struct snd_aes_iec958 *diga, unsigned int val)
1617 {
1618         memset(diga->status, 0, sizeof(diga->status));
1619         diga->status[0] = val & 0x03; /* professional, non-audio */
1620         if (val & 0x01) {
1621                 /* professional */
1622                 if (val & (1U << 3))
1623                         diga->status[0] |= IEC958_AES0_PRO_EMPHASIS_5015;
1624                 switch ((val >> 12) & 0x7) {
1625                 case 0:
1626                         break;
1627                 case 2:
1628                         diga->status[0] |= IEC958_AES0_PRO_FS_32000;
1629                         break;
1630                 default:
1631                         diga->status[0] |= IEC958_AES0_PRO_FS_48000;
1632                         break;
1633                 }
1634         } else {
1635                 /* consumer */
1636                 diga->status[0] |= val & (1U << 2); /* copyright */
1637                 if (val & (1U << 3))
1638                         diga->status[0] |= IEC958_AES0_CON_EMPHASIS_5015;
1639                 diga->status[1] |= (val >> 4) & 0x3f; /* category */
1640                 diga->status[3] |= (val >> 12) & 0x07; /* fs */
1641         }
1642 }
1643
1644 static int snd_vt1724_spdif_default_get(struct snd_kcontrol *kcontrol,
1645                                         struct snd_ctl_elem_value *ucontrol)
1646 {
1647         struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
1648         unsigned int val;
1649         val = inw(ICEMT1724(ice, SPDIF_CTRL));
1650         decode_spdif_bits(&ucontrol->value.iec958, val);
1651         return 0;
1652 }
1653
1654 static int snd_vt1724_spdif_default_put(struct snd_kcontrol *kcontrol,
1655                                          struct snd_ctl_elem_value *ucontrol)
1656 {
1657         struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
1658         unsigned int val, old;
1659
1660         val = encode_spdif_bits(&ucontrol->value.iec958);
1661         spin_lock_irq(&ice->reg_lock);
1662         old = inw(ICEMT1724(ice, SPDIF_CTRL));
1663         if (val != old)
1664                 update_spdif_bits(ice, val);
1665         spin_unlock_irq(&ice->reg_lock);
1666         return val != old;
1667 }
1668
1669 static const struct snd_kcontrol_new snd_vt1724_spdif_default =
1670 {
1671         .iface =        SNDRV_CTL_ELEM_IFACE_PCM,
1672         .name =         SNDRV_CTL_NAME_IEC958("", PLAYBACK, DEFAULT),
1673         .info =         snd_vt1724_spdif_info,
1674         .get =          snd_vt1724_spdif_default_get,
1675         .put =          snd_vt1724_spdif_default_put
1676 };
1677
1678 static int snd_vt1724_spdif_maskc_get(struct snd_kcontrol *kcontrol,
1679                                        struct snd_ctl_elem_value *ucontrol)
1680 {
1681         ucontrol->value.iec958.status[0] = IEC958_AES0_NONAUDIO |
1682                                                      IEC958_AES0_PROFESSIONAL |
1683                                                      IEC958_AES0_CON_NOT_COPYRIGHT |
1684                                                      IEC958_AES0_CON_EMPHASIS;
1685         ucontrol->value.iec958.status[1] = IEC958_AES1_CON_ORIGINAL |
1686                                                      IEC958_AES1_CON_CATEGORY;
1687         ucontrol->value.iec958.status[3] = IEC958_AES3_CON_FS;
1688         return 0;
1689 }
1690
1691 static int snd_vt1724_spdif_maskp_get(struct snd_kcontrol *kcontrol,
1692                                        struct snd_ctl_elem_value *ucontrol)
1693 {
1694         ucontrol->value.iec958.status[0] = IEC958_AES0_NONAUDIO |
1695                                                      IEC958_AES0_PROFESSIONAL |
1696                                                      IEC958_AES0_PRO_FS |
1697                                                      IEC958_AES0_PRO_EMPHASIS;
1698         return 0;
1699 }
1700
1701 static const struct snd_kcontrol_new snd_vt1724_spdif_maskc =
1702 {
1703         .access =       SNDRV_CTL_ELEM_ACCESS_READ,
1704         .iface =        SNDRV_CTL_ELEM_IFACE_PCM,
1705         .name =         SNDRV_CTL_NAME_IEC958("", PLAYBACK, CON_MASK),
1706         .info =         snd_vt1724_spdif_info,
1707         .get =          snd_vt1724_spdif_maskc_get,
1708 };
1709
1710 static const struct snd_kcontrol_new snd_vt1724_spdif_maskp =
1711 {
1712         .access =       SNDRV_CTL_ELEM_ACCESS_READ,
1713         .iface =        SNDRV_CTL_ELEM_IFACE_PCM,
1714         .name =         SNDRV_CTL_NAME_IEC958("", PLAYBACK, PRO_MASK),
1715         .info =         snd_vt1724_spdif_info,
1716         .get =          snd_vt1724_spdif_maskp_get,
1717 };
1718
1719 #define snd_vt1724_spdif_sw_info                snd_ctl_boolean_mono_info
1720
1721 static int snd_vt1724_spdif_sw_get(struct snd_kcontrol *kcontrol,
1722                                    struct snd_ctl_elem_value *ucontrol)
1723 {
1724         struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
1725         ucontrol->value.integer.value[0] = inb(ICEREG1724(ice, SPDIF_CFG)) &
1726                 VT1724_CFG_SPDIF_OUT_EN ? 1 : 0;
1727         return 0;
1728 }
1729
1730 static int snd_vt1724_spdif_sw_put(struct snd_kcontrol *kcontrol,
1731                                    struct snd_ctl_elem_value *ucontrol)
1732 {
1733         struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
1734         unsigned char old, val;
1735
1736         spin_lock_irq(&ice->reg_lock);
1737         old = val = inb(ICEREG1724(ice, SPDIF_CFG));
1738         val &= ~VT1724_CFG_SPDIF_OUT_EN;
1739         if (ucontrol->value.integer.value[0])
1740                 val |= VT1724_CFG_SPDIF_OUT_EN;
1741         if (old != val)
1742                 outb(val, ICEREG1724(ice, SPDIF_CFG));
1743         spin_unlock_irq(&ice->reg_lock);
1744         return old != val;
1745 }
1746
1747 static const struct snd_kcontrol_new snd_vt1724_spdif_switch =
1748 {
1749         .iface =        SNDRV_CTL_ELEM_IFACE_MIXER,
1750         /* FIXME: the following conflict with IEC958 Playback Route */
1751         /* .name =         SNDRV_CTL_NAME_IEC958("", PLAYBACK, SWITCH), */
1752         .name =         SNDRV_CTL_NAME_IEC958("Output ", NONE, SWITCH),
1753         .info =         snd_vt1724_spdif_sw_info,
1754         .get =          snd_vt1724_spdif_sw_get,
1755         .put =          snd_vt1724_spdif_sw_put
1756 };
1757
1758
1759 #if 0 /* NOT USED YET */
1760 /*
1761  * GPIO access from extern
1762  */
1763
1764 #define snd_vt1724_gpio_info            snd_ctl_boolean_mono_info
1765
1766 int snd_vt1724_gpio_get(struct snd_kcontrol *kcontrol,
1767                         struct snd_ctl_elem_value *ucontrol)
1768 {
1769         struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
1770         int shift = kcontrol->private_value & 0xff;
1771         int invert = (kcontrol->private_value & (1<<24)) ? 1 : 0;
1772
1773         snd_ice1712_save_gpio_status(ice);
1774         ucontrol->value.integer.value[0] =
1775                 (snd_ice1712_gpio_read(ice) & (1 << shift) ? 1 : 0) ^ invert;
1776         snd_ice1712_restore_gpio_status(ice);
1777         return 0;
1778 }
1779
1780 int snd_ice1712_gpio_put(struct snd_kcontrol *kcontrol,
1781                          struct snd_ctl_elem_value *ucontrol)
1782 {
1783         struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
1784         int shift = kcontrol->private_value & 0xff;
1785         int invert = (kcontrol->private_value & (1<<24)) ? mask : 0;
1786         unsigned int val, nval;
1787
1788         if (kcontrol->private_value & (1 << 31))
1789                 return -EPERM;
1790         nval = (ucontrol->value.integer.value[0] ? (1 << shift) : 0) ^ invert;
1791         snd_ice1712_save_gpio_status(ice);
1792         val = snd_ice1712_gpio_read(ice);
1793         nval |= val & ~(1 << shift);
1794         if (val != nval)
1795                 snd_ice1712_gpio_write(ice, nval);
1796         snd_ice1712_restore_gpio_status(ice);
1797         return val != nval;
1798 }
1799 #endif /* NOT USED YET */
1800
1801 /*
1802  *  rate
1803  */
1804 static int snd_vt1724_pro_internal_clock_info(struct snd_kcontrol *kcontrol,
1805                                               struct snd_ctl_elem_info *uinfo)
1806 {
1807         struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
1808         int hw_rates_count = ice->hw_rates->count;
1809         uinfo->type = SNDRV_CTL_ELEM_TYPE_ENUMERATED;
1810         uinfo->count = 1;
1811
1812         /* internal clocks */
1813         uinfo->value.enumerated.items = hw_rates_count;
1814         /* external clocks */
1815         if (ice->force_rdma1 ||
1816             (ice->eeprom.data[ICE_EEP2_SPDIF] & VT1724_CFG_SPDIF_IN))
1817                 uinfo->value.enumerated.items += ice->ext_clock_count;
1818         /* upper limit - keep at top */
1819         if (uinfo->value.enumerated.item >= uinfo->value.enumerated.items)
1820                 uinfo->value.enumerated.item = uinfo->value.enumerated.items - 1;
1821         if (uinfo->value.enumerated.item >= hw_rates_count)
1822                 /* ext_clock items */
1823                 strcpy(uinfo->value.enumerated.name,
1824                                 ice->ext_clock_names[
1825                                 uinfo->value.enumerated.item - hw_rates_count]);
1826         else
1827                 /* int clock items */
1828                 sprintf(uinfo->value.enumerated.name, "%d",
1829                         ice->hw_rates->list[uinfo->value.enumerated.item]);
1830         return 0;
1831 }
1832
1833 static int snd_vt1724_pro_internal_clock_get(struct snd_kcontrol *kcontrol,
1834                                              struct snd_ctl_elem_value *ucontrol)
1835 {
1836         struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
1837         unsigned int i, rate;
1838
1839         spin_lock_irq(&ice->reg_lock);
1840         if (ice->is_spdif_master(ice)) {
1841                 ucontrol->value.enumerated.item[0] = ice->hw_rates->count +
1842                         ice->get_spdif_master_type(ice);
1843         } else {
1844                 rate = ice->get_rate(ice);
1845                 ucontrol->value.enumerated.item[0] = 0;
1846                 for (i = 0; i < ice->hw_rates->count; i++) {
1847                         if (ice->hw_rates->list[i] == rate) {
1848                                 ucontrol->value.enumerated.item[0] = i;
1849                                 break;
1850                         }
1851                 }
1852         }
1853         spin_unlock_irq(&ice->reg_lock);
1854         return 0;
1855 }
1856
1857 static int stdclock_get_spdif_master_type(struct snd_ice1712 *ice)
1858 {
1859         /* standard external clock - only single type - SPDIF IN */
1860         return 0;
1861 }
1862
1863 /* setting clock to external - SPDIF */
1864 static int stdclock_set_spdif_clock(struct snd_ice1712 *ice, int type)
1865 {
1866         unsigned char oval;
1867         unsigned char i2s_oval;
1868         oval = inb(ICEMT1724(ice, RATE));
1869         outb(oval | VT1724_SPDIF_MASTER, ICEMT1724(ice, RATE));
1870         /* setting 256fs */
1871         i2s_oval = inb(ICEMT1724(ice, I2S_FORMAT));
1872         outb(i2s_oval & ~VT1724_MT_I2S_MCLK_128X, ICEMT1724(ice, I2S_FORMAT));
1873         return 0;
1874 }
1875
1876
1877 static int snd_vt1724_pro_internal_clock_put(struct snd_kcontrol *kcontrol,
1878                                              struct snd_ctl_elem_value *ucontrol)
1879 {
1880         struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
1881         unsigned int old_rate, new_rate;
1882         unsigned int item = ucontrol->value.enumerated.item[0];
1883         unsigned int first_ext_clock = ice->hw_rates->count;
1884
1885         if (item >  first_ext_clock + ice->ext_clock_count - 1)
1886                 return -EINVAL;
1887
1888         /* if rate = 0 => external clock */
1889         spin_lock_irq(&ice->reg_lock);
1890         if (ice->is_spdif_master(ice))
1891                 old_rate = 0;
1892         else
1893                 old_rate = ice->get_rate(ice);
1894         if (item >= first_ext_clock) {
1895                 /* switching to external clock */
1896                 ice->set_spdif_clock(ice, item - first_ext_clock);
1897                 new_rate = 0;
1898         } else {
1899                 /* internal on-card clock */
1900                 new_rate = ice->hw_rates->list[item];
1901                 ice->pro_rate_default = new_rate;
1902                 spin_unlock_irq(&ice->reg_lock);
1903                 snd_vt1724_set_pro_rate(ice, ice->pro_rate_default, 1);
1904                 spin_lock_irq(&ice->reg_lock);
1905         }
1906         spin_unlock_irq(&ice->reg_lock);
1907
1908         /* the first switch to the ext. clock mode? */
1909         if (old_rate != new_rate && !new_rate) {
1910                 /* notify akm chips as well */
1911                 unsigned int i;
1912                 if (ice->gpio.set_pro_rate)
1913                         ice->gpio.set_pro_rate(ice, 0);
1914                 for (i = 0; i < ice->akm_codecs; i++) {
1915                         if (ice->akm[i].ops.set_rate_val)
1916                                 ice->akm[i].ops.set_rate_val(&ice->akm[i], 0);
1917                 }
1918         }
1919         return old_rate != new_rate;
1920 }
1921
1922 static const struct snd_kcontrol_new snd_vt1724_pro_internal_clock = {
1923         .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
1924         .name = "Multi Track Internal Clock",
1925         .info = snd_vt1724_pro_internal_clock_info,
1926         .get = snd_vt1724_pro_internal_clock_get,
1927         .put = snd_vt1724_pro_internal_clock_put
1928 };
1929
1930 #define snd_vt1724_pro_rate_locking_info        snd_ctl_boolean_mono_info
1931
1932 static int snd_vt1724_pro_rate_locking_get(struct snd_kcontrol *kcontrol,
1933                                            struct snd_ctl_elem_value *ucontrol)
1934 {
1935         ucontrol->value.integer.value[0] = PRO_RATE_LOCKED;
1936         return 0;
1937 }
1938
1939 static int snd_vt1724_pro_rate_locking_put(struct snd_kcontrol *kcontrol,
1940                                            struct snd_ctl_elem_value *ucontrol)
1941 {
1942         struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
1943         int change = 0, nval;
1944
1945         nval = ucontrol->value.integer.value[0] ? 1 : 0;
1946         spin_lock_irq(&ice->reg_lock);
1947         change = PRO_RATE_LOCKED != nval;
1948         PRO_RATE_LOCKED = nval;
1949         spin_unlock_irq(&ice->reg_lock);
1950         return change;
1951 }
1952
1953 static const struct snd_kcontrol_new snd_vt1724_pro_rate_locking = {
1954         .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
1955         .name = "Multi Track Rate Locking",
1956         .info = snd_vt1724_pro_rate_locking_info,
1957         .get = snd_vt1724_pro_rate_locking_get,
1958         .put = snd_vt1724_pro_rate_locking_put
1959 };
1960
1961 #define snd_vt1724_pro_rate_reset_info          snd_ctl_boolean_mono_info
1962
1963 static int snd_vt1724_pro_rate_reset_get(struct snd_kcontrol *kcontrol,
1964                                          struct snd_ctl_elem_value *ucontrol)
1965 {
1966         ucontrol->value.integer.value[0] = PRO_RATE_RESET ? 1 : 0;
1967         return 0;
1968 }
1969
1970 static int snd_vt1724_pro_rate_reset_put(struct snd_kcontrol *kcontrol,
1971                                          struct snd_ctl_elem_value *ucontrol)
1972 {
1973         struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
1974         int change = 0, nval;
1975
1976         nval = ucontrol->value.integer.value[0] ? 1 : 0;
1977         spin_lock_irq(&ice->reg_lock);
1978         change = PRO_RATE_RESET != nval;
1979         PRO_RATE_RESET = nval;
1980         spin_unlock_irq(&ice->reg_lock);
1981         return change;
1982 }
1983
1984 static const struct snd_kcontrol_new snd_vt1724_pro_rate_reset = {
1985         .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
1986         .name = "Multi Track Rate Reset",
1987         .info = snd_vt1724_pro_rate_reset_info,
1988         .get = snd_vt1724_pro_rate_reset_get,
1989         .put = snd_vt1724_pro_rate_reset_put
1990 };
1991
1992
1993 /*
1994  * routing
1995  */
1996 static int snd_vt1724_pro_route_info(struct snd_kcontrol *kcontrol,
1997                                      struct snd_ctl_elem_info *uinfo)
1998 {
1999         static const char * const texts[] = {
2000                 "PCM Out", /* 0 */
2001                 "H/W In 0", "H/W In 1", /* 1-2 */
2002                 "IEC958 In L", "IEC958 In R", /* 3-4 */
2003         };
2004
2005         return snd_ctl_enum_info(uinfo, 1, 5, texts);
2006 }
2007
2008 static inline int analog_route_shift(int idx)
2009 {
2010         return (idx % 2) * 12 + ((idx / 2) * 3) + 8;
2011 }
2012
2013 static inline int digital_route_shift(int idx)
2014 {
2015         return idx * 3;
2016 }
2017
2018 int snd_ice1724_get_route_val(struct snd_ice1712 *ice, int shift)
2019 {
2020         unsigned long val;
2021         unsigned char eitem;
2022         static const unsigned char xlate[8] = {
2023                 0, 255, 1, 2, 255, 255, 3, 4,
2024         };
2025
2026         val = inl(ICEMT1724(ice, ROUTE_PLAYBACK));
2027         val >>= shift;
2028         val &= 7; /* we now have 3 bits per output */
2029         eitem = xlate[val];
2030         if (eitem == 255) {
2031                 snd_BUG();
2032                 return 0;
2033         }
2034         return eitem;
2035 }
2036
2037 int snd_ice1724_put_route_val(struct snd_ice1712 *ice, unsigned int val,
2038                                                                 int shift)
2039 {
2040         unsigned int old_val, nval;
2041         int change;
2042         static const unsigned char xroute[8] = {
2043                 0, /* PCM */
2044                 2, /* PSDIN0 Left */
2045                 3, /* PSDIN0 Right */
2046                 6, /* SPDIN Left */
2047                 7, /* SPDIN Right */
2048         };
2049
2050         nval = xroute[val % 5];
2051         val = old_val = inl(ICEMT1724(ice, ROUTE_PLAYBACK));
2052         val &= ~(0x07 << shift);
2053         val |= nval << shift;
2054         change = val != old_val;
2055         if (change)
2056                 outl(val, ICEMT1724(ice, ROUTE_PLAYBACK));
2057         return change;
2058 }
2059
2060 static int snd_vt1724_pro_route_analog_get(struct snd_kcontrol *kcontrol,
2061                                            struct snd_ctl_elem_value *ucontrol)
2062 {
2063         struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
2064         int idx = snd_ctl_get_ioffidx(kcontrol, &ucontrol->id);
2065         ucontrol->value.enumerated.item[0] =
2066                 snd_ice1724_get_route_val(ice, analog_route_shift(idx));
2067         return 0;
2068 }
2069
2070 static int snd_vt1724_pro_route_analog_put(struct snd_kcontrol *kcontrol,
2071                                            struct snd_ctl_elem_value *ucontrol)
2072 {
2073         struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
2074         int idx = snd_ctl_get_ioffidx(kcontrol, &ucontrol->id);
2075         return snd_ice1724_put_route_val(ice,
2076                                          ucontrol->value.enumerated.item[0],
2077                                          analog_route_shift(idx));
2078 }
2079
2080 static int snd_vt1724_pro_route_spdif_get(struct snd_kcontrol *kcontrol,
2081                                           struct snd_ctl_elem_value *ucontrol)
2082 {
2083         struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
2084         int idx = snd_ctl_get_ioffidx(kcontrol, &ucontrol->id);
2085         ucontrol->value.enumerated.item[0] =
2086                 snd_ice1724_get_route_val(ice, digital_route_shift(idx));
2087         return 0;
2088 }
2089
2090 static int snd_vt1724_pro_route_spdif_put(struct snd_kcontrol *kcontrol,
2091                                           struct snd_ctl_elem_value *ucontrol)
2092 {
2093         struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
2094         int idx = snd_ctl_get_ioffidx(kcontrol, &ucontrol->id);
2095         return snd_ice1724_put_route_val(ice,
2096                                          ucontrol->value.enumerated.item[0],
2097                                          digital_route_shift(idx));
2098 }
2099
2100 static const struct snd_kcontrol_new snd_vt1724_mixer_pro_analog_route =
2101 {
2102         .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
2103         .name = "H/W Playback Route",
2104         .info = snd_vt1724_pro_route_info,
2105         .get = snd_vt1724_pro_route_analog_get,
2106         .put = snd_vt1724_pro_route_analog_put,
2107 };
2108
2109 static const struct snd_kcontrol_new snd_vt1724_mixer_pro_spdif_route = {
2110         .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
2111         .name = SNDRV_CTL_NAME_IEC958("", PLAYBACK, NONE) "Route",
2112         .info = snd_vt1724_pro_route_info,
2113         .get = snd_vt1724_pro_route_spdif_get,
2114         .put = snd_vt1724_pro_route_spdif_put,
2115         .count = 2,
2116 };
2117
2118
2119 static int snd_vt1724_pro_peak_info(struct snd_kcontrol *kcontrol,
2120                                     struct snd_ctl_elem_info *uinfo)
2121 {
2122         uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
2123         uinfo->count = 22; /* FIXME: for compatibility with ice1712... */
2124         uinfo->value.integer.min = 0;
2125         uinfo->value.integer.max = 255;
2126         return 0;
2127 }
2128
2129 static int snd_vt1724_pro_peak_get(struct snd_kcontrol *kcontrol,
2130                                    struct snd_ctl_elem_value *ucontrol)
2131 {
2132         struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
2133         int idx;
2134
2135         spin_lock_irq(&ice->reg_lock);
2136         for (idx = 0; idx < 22; idx++) {
2137                 outb(idx, ICEMT1724(ice, MONITOR_PEAKINDEX));
2138                 ucontrol->value.integer.value[idx] =
2139                         inb(ICEMT1724(ice, MONITOR_PEAKDATA));
2140         }
2141         spin_unlock_irq(&ice->reg_lock);
2142         return 0;
2143 }
2144
2145 static const struct snd_kcontrol_new snd_vt1724_mixer_pro_peak = {
2146         .iface = SNDRV_CTL_ELEM_IFACE_PCM,
2147         .name = "Multi Track Peak",
2148         .access = SNDRV_CTL_ELEM_ACCESS_READ | SNDRV_CTL_ELEM_ACCESS_VOLATILE,
2149         .info = snd_vt1724_pro_peak_info,
2150         .get = snd_vt1724_pro_peak_get
2151 };
2152
2153 /*
2154   ooAoo cards with no controls
2155 */
2156 static const unsigned char ooaoo_sq210_eeprom[] = {
2157         [ICE_EEP2_SYSCONF]     = 0x4c,  /* 49MHz crystal, no mpu401, no ADC,
2158                                            1xDACs */
2159         [ICE_EEP2_ACLINK]      = 0x80,  /* I2S */
2160         [ICE_EEP2_I2S]         = 0x78,  /* no volume, 96k, 24bit, 192k */
2161         [ICE_EEP2_SPDIF]       = 0xc1,  /* out-en, out-int, out-ext */
2162         [ICE_EEP2_GPIO_DIR]    = 0x00,  /* no GPIOs are used */
2163         [ICE_EEP2_GPIO_DIR1]   = 0x00,
2164         [ICE_EEP2_GPIO_DIR2]   = 0x00,
2165         [ICE_EEP2_GPIO_MASK]   = 0xff,
2166         [ICE_EEP2_GPIO_MASK1]  = 0xff,
2167         [ICE_EEP2_GPIO_MASK2]  = 0xff,
2168
2169         [ICE_EEP2_GPIO_STATE]  = 0x00, /* inputs */
2170         [ICE_EEP2_GPIO_STATE1] = 0x00, /* all 1, but GPIO_CPLD_RW
2171                                           and GPIO15 always zero */
2172         [ICE_EEP2_GPIO_STATE2] = 0x00, /* inputs */
2173 };
2174
2175
2176 static const struct snd_ice1712_card_info snd_vt1724_ooaoo_cards[] = {
2177         {
2178                 .name = "ooAoo SQ210a",
2179                 .model = "sq210a",
2180                 .eeprom_size = sizeof(ooaoo_sq210_eeprom),
2181                 .eeprom_data = ooaoo_sq210_eeprom,
2182         },
2183         { } /* terminator */
2184 };
2185
2186 static const struct snd_ice1712_card_info *card_tables[] = {
2187         snd_vt1724_revo_cards,
2188         snd_vt1724_amp_cards,
2189         snd_vt1724_aureon_cards,
2190         snd_vt1720_mobo_cards,
2191         snd_vt1720_pontis_cards,
2192         snd_vt1724_prodigy_hifi_cards,
2193         snd_vt1724_prodigy192_cards,
2194         snd_vt1724_juli_cards,
2195         snd_vt1724_maya44_cards,
2196         snd_vt1724_phase_cards,
2197         snd_vt1724_wtm_cards,
2198         snd_vt1724_se_cards,
2199         snd_vt1724_qtet_cards,
2200         snd_vt1724_ooaoo_cards,
2201         snd_vt1724_psc724_cards,
2202         NULL,
2203 };
2204
2205
2206 /*
2207  */
2208
2209 static void wait_i2c_busy(struct snd_ice1712 *ice)
2210 {
2211         int t = 0x10000;
2212         while ((inb(ICEREG1724(ice, I2C_CTRL)) & VT1724_I2C_BUSY) && t--)
2213                 ;
2214         if (t == -1)
2215                 dev_err(ice->card->dev, "i2c busy timeout\n");
2216 }
2217
2218 unsigned char snd_vt1724_read_i2c(struct snd_ice1712 *ice,
2219                                   unsigned char dev, unsigned char addr)
2220 {
2221         unsigned char val;
2222
2223         mutex_lock(&ice->i2c_mutex);
2224         wait_i2c_busy(ice);
2225         outb(addr, ICEREG1724(ice, I2C_BYTE_ADDR));
2226         outb(dev & ~VT1724_I2C_WRITE, ICEREG1724(ice, I2C_DEV_ADDR));
2227         wait_i2c_busy(ice);
2228         val = inb(ICEREG1724(ice, I2C_DATA));
2229         mutex_unlock(&ice->i2c_mutex);
2230         /*
2231         dev_dbg(ice->card->dev, "i2c_read: [0x%x,0x%x] = 0x%x\n", dev, addr, val);
2232         */
2233         return val;
2234 }
2235
2236 void snd_vt1724_write_i2c(struct snd_ice1712 *ice,
2237                           unsigned char dev, unsigned char addr, unsigned char data)
2238 {
2239         mutex_lock(&ice->i2c_mutex);
2240         wait_i2c_busy(ice);
2241         /*
2242         dev_dbg(ice->card->dev, "i2c_write: [0x%x,0x%x] = 0x%x\n", dev, addr, data);
2243         */
2244         outb(addr, ICEREG1724(ice, I2C_BYTE_ADDR));
2245         outb(data, ICEREG1724(ice, I2C_DATA));
2246         outb(dev | VT1724_I2C_WRITE, ICEREG1724(ice, I2C_DEV_ADDR));
2247         wait_i2c_busy(ice);
2248         mutex_unlock(&ice->i2c_mutex);
2249 }
2250
2251 static int snd_vt1724_read_eeprom(struct snd_ice1712 *ice,
2252                                   const char *modelname)
2253 {
2254         const int dev = 0xa0;           /* EEPROM device address */
2255         unsigned int i, size;
2256         const struct snd_ice1712_card_info * const *tbl, *c;
2257
2258         if (!modelname || !*modelname) {
2259                 ice->eeprom.subvendor = 0;
2260                 if ((inb(ICEREG1724(ice, I2C_CTRL)) & VT1724_I2C_EEPROM) != 0)
2261                         ice->eeprom.subvendor =
2262                                 (snd_vt1724_read_i2c(ice, dev, 0x00) << 0) |
2263                                 (snd_vt1724_read_i2c(ice, dev, 0x01) << 8) |
2264                                 (snd_vt1724_read_i2c(ice, dev, 0x02) << 16) |
2265                                 (snd_vt1724_read_i2c(ice, dev, 0x03) << 24);
2266                 if (ice->eeprom.subvendor == 0 ||
2267                     ice->eeprom.subvendor == (unsigned int)-1) {
2268                         /* invalid subvendor from EEPROM, try the PCI
2269                          * subststem ID instead
2270                          */
2271                         u16 vendor, device;
2272                         pci_read_config_word(ice->pci, PCI_SUBSYSTEM_VENDOR_ID,
2273                                              &vendor);
2274                         pci_read_config_word(ice->pci, PCI_SUBSYSTEM_ID, &device);
2275                         ice->eeprom.subvendor =
2276                                 ((unsigned int)swab16(vendor) << 16) | swab16(device);
2277                         if (ice->eeprom.subvendor == 0 ||
2278                             ice->eeprom.subvendor == (unsigned int)-1) {
2279                                 dev_err(ice->card->dev,
2280                                         "No valid ID is found\n");
2281                                 return -ENXIO;
2282                         }
2283                 }
2284         }
2285         for (tbl = card_tables; *tbl; tbl++) {
2286                 for (c = *tbl; c->name; c++) {
2287                         if (modelname && c->model &&
2288                             !strcmp(modelname, c->model)) {
2289                                 dev_info(ice->card->dev,
2290                                          "Using board model %s\n",
2291                                        c->name);
2292                                 ice->eeprom.subvendor = c->subvendor;
2293                         } else if (c->subvendor != ice->eeprom.subvendor)
2294                                 continue;
2295                         ice->card_info = c;
2296                         if (!c->eeprom_size || !c->eeprom_data)
2297                                 goto found;
2298                         /* if the EEPROM is given by the driver, use it */
2299                         dev_dbg(ice->card->dev, "using the defined eeprom..\n");
2300                         ice->eeprom.version = 2;
2301                         ice->eeprom.size = c->eeprom_size + 6;
2302                         memcpy(ice->eeprom.data, c->eeprom_data, c->eeprom_size);
2303                         goto read_skipped;
2304                 }
2305         }
2306         dev_warn(ice->card->dev, "No matching model found for ID 0x%x\n",
2307                ice->eeprom.subvendor);
2308 #ifdef CONFIG_PM_SLEEP
2309         /* assume AC97-only card which can suspend without additional code */
2310         ice->pm_suspend_enabled = 1;
2311 #endif
2312
2313  found:
2314         ice->eeprom.size = snd_vt1724_read_i2c(ice, dev, 0x04);
2315         if (ice->eeprom.size < 6)
2316                 ice->eeprom.size = 32;
2317         else if (ice->eeprom.size > 32) {
2318                 dev_err(ice->card->dev, "Invalid EEPROM (size = %i)\n",
2319                        ice->eeprom.size);
2320                 return -EIO;
2321         }
2322         ice->eeprom.version = snd_vt1724_read_i2c(ice, dev, 0x05);
2323         if (ice->eeprom.version != 1 && ice->eeprom.version != 2)
2324                 dev_warn(ice->card->dev, "Invalid EEPROM version %i\n",
2325                        ice->eeprom.version);
2326         size = ice->eeprom.size - 6;
2327         for (i = 0; i < size; i++)
2328                 ice->eeprom.data[i] = snd_vt1724_read_i2c(ice, dev, i + 6);
2329
2330  read_skipped:
2331         ice->eeprom.gpiomask = eeprom_triple(ice, ICE_EEP2_GPIO_MASK);
2332         ice->eeprom.gpiostate = eeprom_triple(ice, ICE_EEP2_GPIO_STATE);
2333         ice->eeprom.gpiodir = eeprom_triple(ice, ICE_EEP2_GPIO_DIR);
2334
2335         return 0;
2336 }
2337
2338
2339
2340 static void snd_vt1724_chip_reset(struct snd_ice1712 *ice)
2341 {
2342         outb(VT1724_RESET , ICEREG1724(ice, CONTROL));
2343         inb(ICEREG1724(ice, CONTROL)); /* pci posting flush */
2344         msleep(10);
2345         outb(0, ICEREG1724(ice, CONTROL));
2346         inb(ICEREG1724(ice, CONTROL)); /* pci posting flush */
2347         msleep(10);
2348 }
2349
2350 static int snd_vt1724_chip_init(struct snd_ice1712 *ice)
2351 {
2352         outb(ice->eeprom.data[ICE_EEP2_SYSCONF], ICEREG1724(ice, SYS_CFG));
2353         outb(ice->eeprom.data[ICE_EEP2_ACLINK], ICEREG1724(ice, AC97_CFG));
2354         outb(ice->eeprom.data[ICE_EEP2_I2S], ICEREG1724(ice, I2S_FEATURES));
2355         outb(ice->eeprom.data[ICE_EEP2_SPDIF], ICEREG1724(ice, SPDIF_CFG));
2356
2357         ice->gpio.write_mask = ice->eeprom.gpiomask;
2358         ice->gpio.direction = ice->eeprom.gpiodir;
2359         snd_vt1724_set_gpio_mask(ice, ice->eeprom.gpiomask);
2360         snd_vt1724_set_gpio_dir(ice, ice->eeprom.gpiodir);
2361         snd_vt1724_set_gpio_data(ice, ice->eeprom.gpiostate);
2362
2363         outb(0, ICEREG1724(ice, POWERDOWN));
2364
2365         /* MPU_RX and TX irq masks are cleared later dynamically */
2366         outb(VT1724_IRQ_MPU_RX | VT1724_IRQ_MPU_TX , ICEREG1724(ice, IRQMASK));
2367
2368         /* don't handle FIFO overrun/underruns (just yet),
2369          * since they cause machine lockups
2370          */
2371         outb(VT1724_MULTI_FIFO_ERR, ICEMT1724(ice, DMA_INT_MASK));
2372
2373         return 0;
2374 }
2375
2376 static int snd_vt1724_spdif_build_controls(struct snd_ice1712 *ice)
2377 {
2378         int err;
2379         struct snd_kcontrol *kctl;
2380
2381         if (snd_BUG_ON(!ice->pcm))
2382                 return -EIO;
2383
2384         if (!ice->own_routing) {
2385                 err = snd_ctl_add(ice->card,
2386                         snd_ctl_new1(&snd_vt1724_mixer_pro_spdif_route, ice));
2387                 if (err < 0)
2388                         return err;
2389         }
2390
2391         err = snd_ctl_add(ice->card, snd_ctl_new1(&snd_vt1724_spdif_switch, ice));
2392         if (err < 0)
2393                 return err;
2394
2395         err = snd_ctl_add(ice->card, kctl = snd_ctl_new1(&snd_vt1724_spdif_default, ice));
2396         if (err < 0)
2397                 return err;
2398         kctl->id.device = ice->pcm->device;
2399         err = snd_ctl_add(ice->card, kctl = snd_ctl_new1(&snd_vt1724_spdif_maskc, ice));
2400         if (err < 0)
2401                 return err;
2402         kctl->id.device = ice->pcm->device;
2403         err = snd_ctl_add(ice->card, kctl = snd_ctl_new1(&snd_vt1724_spdif_maskp, ice));
2404         if (err < 0)
2405                 return err;
2406         kctl->id.device = ice->pcm->device;
2407 #if 0 /* use default only */
2408         err = snd_ctl_add(ice->card, kctl = snd_ctl_new1(&snd_vt1724_spdif_stream, ice));
2409         if (err < 0)
2410                 return err;
2411         kctl->id.device = ice->pcm->device;
2412         ice->spdif.stream_ctl = kctl;
2413 #endif
2414         return 0;
2415 }
2416
2417
2418 static int snd_vt1724_build_controls(struct snd_ice1712 *ice)
2419 {
2420         int err;
2421
2422         err = snd_ctl_add(ice->card, snd_ctl_new1(&snd_vt1724_eeprom, ice));
2423         if (err < 0)
2424                 return err;
2425         err = snd_ctl_add(ice->card, snd_ctl_new1(&snd_vt1724_pro_internal_clock, ice));
2426         if (err < 0)
2427                 return err;
2428
2429         err = snd_ctl_add(ice->card, snd_ctl_new1(&snd_vt1724_pro_rate_locking, ice));
2430         if (err < 0)
2431                 return err;
2432         err = snd_ctl_add(ice->card, snd_ctl_new1(&snd_vt1724_pro_rate_reset, ice));
2433         if (err < 0)
2434                 return err;
2435
2436         if (!ice->own_routing && ice->num_total_dacs > 0) {
2437                 struct snd_kcontrol_new tmp = snd_vt1724_mixer_pro_analog_route;
2438                 tmp.count = ice->num_total_dacs;
2439                 if (ice->vt1720 && tmp.count > 2)
2440                         tmp.count = 2;
2441                 err = snd_ctl_add(ice->card, snd_ctl_new1(&tmp, ice));
2442                 if (err < 0)
2443                         return err;
2444         }
2445
2446         return snd_ctl_add(ice->card,
2447                            snd_ctl_new1(&snd_vt1724_mixer_pro_peak, ice));
2448 }
2449
2450 static void snd_vt1724_free(struct snd_card *card)
2451 {
2452         struct snd_ice1712 *ice = card->private_data;
2453
2454         /* mask all interrupts */
2455         outb(0xff, ICEMT1724(ice, DMA_INT_MASK));
2456         outb(0xff, ICEREG1724(ice, IRQMASK));
2457
2458         snd_ice1712_akm4xxx_free(ice);
2459 }
2460
2461 static int snd_vt1724_create(struct snd_card *card,
2462                              struct pci_dev *pci,
2463                              const char *modelname)
2464 {
2465         struct snd_ice1712 *ice = card->private_data;
2466         int err;
2467
2468         /* enable PCI device */
2469         err = pcim_enable_device(pci);
2470         if (err < 0)
2471                 return err;
2472
2473         ice->vt1724 = 1;
2474         spin_lock_init(&ice->reg_lock);
2475         mutex_init(&ice->gpio_mutex);
2476         mutex_init(&ice->open_mutex);
2477         mutex_init(&ice->i2c_mutex);
2478         ice->gpio.set_mask = snd_vt1724_set_gpio_mask;
2479         ice->gpio.get_mask = snd_vt1724_get_gpio_mask;
2480         ice->gpio.set_dir = snd_vt1724_set_gpio_dir;
2481         ice->gpio.get_dir = snd_vt1724_get_gpio_dir;
2482         ice->gpio.set_data = snd_vt1724_set_gpio_data;
2483         ice->gpio.get_data = snd_vt1724_get_gpio_data;
2484         ice->card = card;
2485         ice->pci = pci;
2486         ice->irq = -1;
2487         pci_set_master(pci);
2488         snd_vt1724_proc_init(ice);
2489
2490         err = pci_request_regions(pci, "ICE1724");
2491         if (err < 0)
2492                 return err;
2493         ice->port = pci_resource_start(pci, 0);
2494         ice->profi_port = pci_resource_start(pci, 1);
2495
2496         if (devm_request_irq(&pci->dev, pci->irq, snd_vt1724_interrupt,
2497                              IRQF_SHARED, KBUILD_MODNAME, ice)) {
2498                 dev_err(card->dev, "unable to grab IRQ %d\n", pci->irq);
2499                 return -EIO;
2500         }
2501
2502         ice->irq = pci->irq;
2503         card->sync_irq = ice->irq;
2504         card->private_free = snd_vt1724_free;
2505
2506         snd_vt1724_chip_reset(ice);
2507         if (snd_vt1724_read_eeprom(ice, modelname) < 0)
2508                 return -EIO;
2509         if (snd_vt1724_chip_init(ice) < 0)
2510                 return -EIO;
2511
2512         return 0;
2513 }
2514
2515
2516 /*
2517  *
2518  * Registration
2519  *
2520  */
2521
2522 static int __snd_vt1724_probe(struct pci_dev *pci,
2523                               const struct pci_device_id *pci_id)
2524 {
2525         static int dev;
2526         struct snd_card *card;
2527         struct snd_ice1712 *ice;
2528         int pcm_dev = 0, err;
2529         const struct snd_ice1712_card_info *c;
2530
2531         if (dev >= SNDRV_CARDS)
2532                 return -ENODEV;
2533         if (!enable[dev]) {
2534                 dev++;
2535                 return -ENOENT;
2536         }
2537
2538         err = snd_devm_card_new(&pci->dev, index[dev], id[dev], THIS_MODULE,
2539                                 sizeof(*ice), &card);
2540         if (err < 0)
2541                 return err;
2542         ice = card->private_data;
2543
2544         strcpy(card->driver, "ICE1724");
2545         strcpy(card->shortname, "ICEnsemble ICE1724");
2546
2547         err = snd_vt1724_create(card, pci, model[dev]);
2548         if (err < 0)
2549                 return err;
2550
2551         /* field init before calling chip_init */
2552         ice->ext_clock_count = 0;
2553
2554         c = ice->card_info;
2555         if (c) {
2556                 strcpy(card->shortname, c->name);
2557                 if (c->driver) /* specific driver? */
2558                         strcpy(card->driver, c->driver);
2559                 if (c->chip_init) {
2560                         err = c->chip_init(ice);
2561                         if (err < 0)
2562                                 return err;
2563                 }
2564         }
2565
2566         /*
2567         * VT1724 has separate DMAs for the analog and the SPDIF streams while
2568         * ICE1712 has only one for both (mixed up).
2569         *
2570         * Confusingly the analog PCM is named "professional" here because it
2571         * was called so in ice1712 driver, and vt1724 driver is derived from
2572         * ice1712 driver.
2573         */
2574         ice->pro_rate_default = PRO_RATE_DEFAULT;
2575         if (!ice->is_spdif_master)
2576                 ice->is_spdif_master = stdclock_is_spdif_master;
2577         if (!ice->get_rate)
2578                 ice->get_rate = stdclock_get_rate;
2579         if (!ice->set_rate)
2580                 ice->set_rate = stdclock_set_rate;
2581         if (!ice->set_mclk)
2582                 ice->set_mclk = stdclock_set_mclk;
2583         if (!ice->set_spdif_clock)
2584                 ice->set_spdif_clock = stdclock_set_spdif_clock;
2585         if (!ice->get_spdif_master_type)
2586                 ice->get_spdif_master_type = stdclock_get_spdif_master_type;
2587         if (!ice->ext_clock_names)
2588                 ice->ext_clock_names = ext_clock_names;
2589         if (!ice->ext_clock_count)
2590                 ice->ext_clock_count = ARRAY_SIZE(ext_clock_names);
2591
2592         if (!ice->hw_rates)
2593                 set_std_hw_rates(ice);
2594
2595         err = snd_vt1724_pcm_profi(ice, pcm_dev++);
2596         if (err < 0)
2597                 return err;
2598
2599         err = snd_vt1724_pcm_spdif(ice, pcm_dev++);
2600         if (err < 0)
2601                 return err;
2602
2603         err = snd_vt1724_pcm_indep(ice, pcm_dev++);
2604         if (err < 0)
2605                 return err;
2606
2607         err = snd_vt1724_ac97_mixer(ice);
2608         if (err < 0)
2609                 return err;
2610
2611         err = snd_vt1724_build_controls(ice);
2612         if (err < 0)
2613                 return err;
2614
2615         if (ice->pcm && ice->has_spdif) { /* has SPDIF I/O */
2616                 err = snd_vt1724_spdif_build_controls(ice);
2617                 if (err < 0)
2618                         return err;
2619         }
2620
2621         if (c && c->build_controls) {
2622                 err = c->build_controls(ice);
2623                 if (err < 0)
2624                         return err;
2625         }
2626
2627         if (!c || !c->no_mpu401) {
2628                 if (ice->eeprom.data[ICE_EEP2_SYSCONF] & VT1724_CFG_MPU401) {
2629                         struct snd_rawmidi *rmidi;
2630
2631                         err = snd_rawmidi_new(card, "MIDI", 0, 1, 1, &rmidi);
2632                         if (err < 0)
2633                                 return err;
2634                         ice->rmidi[0] = rmidi;
2635                         rmidi->private_data = ice;
2636                         strcpy(rmidi->name, "ICE1724 MIDI");
2637                         rmidi->info_flags = SNDRV_RAWMIDI_INFO_OUTPUT |
2638                                             SNDRV_RAWMIDI_INFO_INPUT |
2639                                             SNDRV_RAWMIDI_INFO_DUPLEX;
2640                         snd_rawmidi_set_ops(rmidi, SNDRV_RAWMIDI_STREAM_OUTPUT,
2641                                             &vt1724_midi_output_ops);
2642                         snd_rawmidi_set_ops(rmidi, SNDRV_RAWMIDI_STREAM_INPUT,
2643                                             &vt1724_midi_input_ops);
2644
2645                         /* set watermarks */
2646                         outb(VT1724_MPU_RX_FIFO | 0x1,
2647                              ICEREG1724(ice, MPU_FIFO_WM));
2648                         outb(0x1, ICEREG1724(ice, MPU_FIFO_WM));
2649                         /* set UART mode */
2650                         outb(VT1724_MPU_UART, ICEREG1724(ice, MPU_CTRL));
2651                 }
2652         }
2653
2654         sprintf(card->longname, "%s at 0x%lx, irq %i",
2655                 card->shortname, ice->port, ice->irq);
2656
2657         err = snd_card_register(card);
2658         if (err < 0)
2659                 return err;
2660         pci_set_drvdata(pci, card);
2661         dev++;
2662         return 0;
2663 }
2664
2665 static int snd_vt1724_probe(struct pci_dev *pci,
2666                             const struct pci_device_id *pci_id)
2667 {
2668         return snd_card_free_on_error(&pci->dev, __snd_vt1724_probe(pci, pci_id));
2669 }
2670
2671 #ifdef CONFIG_PM_SLEEP
2672 static int snd_vt1724_suspend(struct device *dev)
2673 {
2674         struct snd_card *card = dev_get_drvdata(dev);
2675         struct snd_ice1712 *ice = card->private_data;
2676
2677         if (!ice->pm_suspend_enabled)
2678                 return 0;
2679
2680         snd_power_change_state(card, SNDRV_CTL_POWER_D3hot);
2681
2682         snd_ac97_suspend(ice->ac97);
2683
2684         spin_lock_irq(&ice->reg_lock);
2685         ice->pm_saved_is_spdif_master = ice->is_spdif_master(ice);
2686         ice->pm_saved_spdif_ctrl = inw(ICEMT1724(ice, SPDIF_CTRL));
2687         ice->pm_saved_spdif_cfg = inb(ICEREG1724(ice, SPDIF_CFG));
2688         ice->pm_saved_route = inl(ICEMT1724(ice, ROUTE_PLAYBACK));
2689         spin_unlock_irq(&ice->reg_lock);
2690
2691         if (ice->pm_suspend)
2692                 ice->pm_suspend(ice);
2693         return 0;
2694 }
2695
2696 static int snd_vt1724_resume(struct device *dev)
2697 {
2698         struct snd_card *card = dev_get_drvdata(dev);
2699         struct snd_ice1712 *ice = card->private_data;
2700
2701         if (!ice->pm_suspend_enabled)
2702                 return 0;
2703
2704         snd_vt1724_chip_reset(ice);
2705
2706         if (snd_vt1724_chip_init(ice) < 0) {
2707                 snd_card_disconnect(card);
2708                 return -EIO;
2709         }
2710
2711         if (ice->pm_resume)
2712                 ice->pm_resume(ice);
2713
2714         if (ice->pm_saved_is_spdif_master) {
2715                 /* switching to external clock via SPDIF */
2716                 ice->set_spdif_clock(ice, 0);
2717         } else {
2718                 /* internal on-card clock */
2719                 int rate;
2720                 if (ice->cur_rate)
2721                         rate = ice->cur_rate;
2722                 else
2723                         rate = ice->pro_rate_default;
2724                 snd_vt1724_set_pro_rate(ice, rate, 1);
2725         }
2726
2727         update_spdif_bits(ice, ice->pm_saved_spdif_ctrl);
2728
2729         outb(ice->pm_saved_spdif_cfg, ICEREG1724(ice, SPDIF_CFG));
2730         outl(ice->pm_saved_route, ICEMT1724(ice, ROUTE_PLAYBACK));
2731
2732         snd_ac97_resume(ice->ac97);
2733
2734         snd_power_change_state(card, SNDRV_CTL_POWER_D0);
2735         return 0;
2736 }
2737
2738 static SIMPLE_DEV_PM_OPS(snd_vt1724_pm, snd_vt1724_suspend, snd_vt1724_resume);
2739 #define SND_VT1724_PM_OPS       &snd_vt1724_pm
2740 #else
2741 #define SND_VT1724_PM_OPS       NULL
2742 #endif /* CONFIG_PM_SLEEP */
2743
2744 static struct pci_driver vt1724_driver = {
2745         .name = KBUILD_MODNAME,
2746         .id_table = snd_vt1724_ids,
2747         .probe = snd_vt1724_probe,
2748         .driver = {
2749                 .pm = SND_VT1724_PM_OPS,
2750         },
2751 };
2752
2753 module_pci_driver(vt1724_driver);