sound/pci/ice1712/ice1724.c

   1 // SPDX-License-Identifier: GPL-2.0-or-later
   2 /*
   3  *   ALSA driver for VT1724 ICEnsemble ICE1724 / VIA VT1724 (Envy24HT)
   4  *                   VIA VT1720 (Envy24PT)
   5  *
   6  *      Copyright (c) 2000 Jaroslav Kysela <perex@perex.cz>
   7  *                    2002 James Stafford <jstafford@ampltd.com>
   8  *                    2003 Takashi Iwai <tiwai@suse.de>
   9  */
  10
  11 #include <linux/delay.h>
  12 #include <linux/interrupt.h>
  13 #include <linux/init.h>
  14 #include <linux/pci.h>
  15 #include <linux/slab.h>
  16 #include <linux/module.h>
  17 #include <linux/mutex.h>
  18 #include <sound/core.h>
  19 #include <sound/info.h>
  20 #include <sound/rawmidi.h>
  21 #include <sound/initval.h>
  22
  23 #include <sound/asoundef.h>
  24
  25 #include "ice1712.h"
  26 #include "envy24ht.h"
  27
  28 /* lowlevel routines */
  29 #include "amp.h"
  30 #include "revo.h"
  31 #include "aureon.h"
  32 #include "vt1720_mobo.h"
  33 #include "pontis.h"
  34 #include "prodigy192.h"
  35 #include "prodigy_hifi.h"
  36 #include "juli.h"
  37 #include "maya44.h"
  38 #include "phase.h"
  39 #include "wtm.h"
  40 #include "se.h"
  41 #include "quartet.h"
  42 #include "psc724.h"
  43
  44 MODULE_AUTHOR("Jaroslav Kysela <perex@perex.cz>");
  45 MODULE_DESCRIPTION("VIA ICEnsemble ICE1724/1720 (Envy24HT/PT)");
  46 MODULE_LICENSE("GPL");
  47 MODULE_SUPPORTED_DEVICE("{"
  48                REVO_DEVICE_DESC
  49                AMP_AUDIO2000_DEVICE_DESC
  50                AUREON_DEVICE_DESC
  51                VT1720_MOBO_DEVICE_DESC
  52                PONTIS_DEVICE_DESC
  53                PRODIGY192_DEVICE_DESC
  54                PRODIGY_HIFI_DEVICE_DESC
  55                JULI_DEVICE_DESC
  56                MAYA44_DEVICE_DESC
  57                PHASE_DEVICE_DESC
  58                WTM_DEVICE_DESC
  59                SE_DEVICE_DESC
  60                QTET_DEVICE_DESC
  61                 "{VIA,VT1720},"
  62                 "{VIA,VT1724},"
  63                 "{ICEnsemble,Generic ICE1724},"
  64                 "{ICEnsemble,Generic Envy24HT}"
  65                 "{ICEnsemble,Generic Envy24PT}}");
  66
  67 static int index[SNDRV_CARDS] = SNDRV_DEFAULT_IDX;      /* Index 0-MAX */
  68 static char *id[SNDRV_CARDS] = SNDRV_DEFAULT_STR;       /* ID for this card */
  69 static bool enable[SNDRV_CARDS] = SNDRV_DEFAULT_ENABLE_PNP;             /* Enable this card */
  70 static char *model[SNDRV_CARDS];
  71
  72 module_param_array(index, int, NULL, 0444);
  73 MODULE_PARM_DESC(index, "Index value for ICE1724 soundcard.");
  74 module_param_array(id, charp, NULL, 0444);
  75 MODULE_PARM_DESC(id, "ID string for ICE1724 soundcard.");
  76 module_param_array(enable, bool, NULL, 0444);
  77 MODULE_PARM_DESC(enable, "Enable ICE1724 soundcard.");
  78 module_param_array(model, charp, NULL, 0444);
  79 MODULE_PARM_DESC(model, "Use the given board model.");
  80
  81
  82 /* Both VT1720 and VT1724 have the same PCI IDs */
  83 static const struct pci_device_id snd_vt1724_ids[] = {
  84         { PCI_VDEVICE(ICE, PCI_DEVICE_ID_VT1724), 0 },
  85         { 0, }
  86 };
  87
  88 MODULE_DEVICE_TABLE(pci, snd_vt1724_ids);
  89
  90
  91 static int PRO_RATE_LOCKED;
  92 static int PRO_RATE_RESET = 1;
  93 static unsigned int PRO_RATE_DEFAULT = 44100;
  94
  95 static const char * const ext_clock_names[1] = { "IEC958 In" };
  96
  97 /*
  98  *  Basic I/O
  99  */
 100
 101 /*
 102  *  default rates, default clock routines
 103  */
 104
 105 /* check whether the clock mode is spdif-in */
 106 static inline int stdclock_is_spdif_master(struct snd_ice1712 *ice)
 107 {
 108         return (inb(ICEMT1724(ice, RATE)) & VT1724_SPDIF_MASTER) ? 1 : 0;
 109 }
 110
 111 /*
 112  * locking rate makes sense only for internal clock mode
 113  */
 114 static inline int is_pro_rate_locked(struct snd_ice1712 *ice)
 115 {
 116         return (!ice->is_spdif_master(ice)) && PRO_RATE_LOCKED;
 117 }
 118
 119 /*
 120  * ac97 section
 121  */
 122
 123 static unsigned char snd_vt1724_ac97_ready(struct snd_ice1712 *ice)
 124 {
 125         unsigned char old_cmd;
 126         int tm;
 127         for (tm = 0; tm < 0x10000; tm++) {
 128                 old_cmd = inb(ICEMT1724(ice, AC97_CMD));
 129                 if (old_cmd & (VT1724_AC97_WRITE | VT1724_AC97_READ))
 130                         continue;
 131                 if (!(old_cmd & VT1724_AC97_READY))
 132                         continue;
 133                 return old_cmd;
 134         }
 135         dev_dbg(ice->card->dev, "snd_vt1724_ac97_ready: timeout\n");
 136         return old_cmd;
 137 }
 138
 139 static int snd_vt1724_ac97_wait_bit(struct snd_ice1712 *ice, unsigned char bit)
 140 {
 141         int tm;
 142         for (tm = 0; tm < 0x10000; tm++)
 143                 if ((inb(ICEMT1724(ice, AC97_CMD)) & bit) == 0)
 144                         return 0;
 145         dev_dbg(ice->card->dev, "snd_vt1724_ac97_wait_bit: timeout\n");
 146         return -EIO;
 147 }
 148
 149 static void snd_vt1724_ac97_write(struct snd_ac97 *ac97,
 150                                   unsigned short reg,
 151                                   unsigned short val)
 152 {
 153         struct snd_ice1712 *ice = ac97->private_data;
 154         unsigned char old_cmd;
 155
 156         old_cmd = snd_vt1724_ac97_ready(ice);
 157         old_cmd &= ~VT1724_AC97_ID_MASK;
 158         old_cmd |= ac97->num;
 159         outb(reg, ICEMT1724(ice, AC97_INDEX));
 160         outw(val, ICEMT1724(ice, AC97_DATA));
 161         outb(old_cmd | VT1724_AC97_WRITE, ICEMT1724(ice, AC97_CMD));
 162         snd_vt1724_ac97_wait_bit(ice, VT1724_AC97_WRITE);
 163 }
 164
 165 static unsigned short snd_vt1724_ac97_read(struct snd_ac97 *ac97, unsigned short reg)
 166 {
 167         struct snd_ice1712 *ice = ac97->private_data;
 168         unsigned char old_cmd;
 169
 170         old_cmd = snd_vt1724_ac97_ready(ice);
 171         old_cmd &= ~VT1724_AC97_ID_MASK;
 172         old_cmd |= ac97->num;
 173         outb(reg, ICEMT1724(ice, AC97_INDEX));
 174         outb(old_cmd | VT1724_AC97_READ, ICEMT1724(ice, AC97_CMD));
 175         if (snd_vt1724_ac97_wait_bit(ice, VT1724_AC97_READ) < 0)
 176                 return ~0;
 177         return inw(ICEMT1724(ice, AC97_DATA));
 178 }
 179
 180
 181 /*
 182  * GPIO operations
 183  */
 184
 185 /* set gpio direction 0 = read, 1 = write */
 186 static void snd_vt1724_set_gpio_dir(struct snd_ice1712 *ice, unsigned int data)
 187 {
 188         outl(data, ICEREG1724(ice, GPIO_DIRECTION));
 189         inw(ICEREG1724(ice, GPIO_DIRECTION)); /* dummy read for pci-posting */
 190 }
 191
 192 /* get gpio direction 0 = read, 1 = write */
 193 static unsigned int snd_vt1724_get_gpio_dir(struct snd_ice1712 *ice)
 194 {
 195         return inl(ICEREG1724(ice, GPIO_DIRECTION));
 196 }
 197
 198 /* set the gpio mask (0 = writable) */
 199 static void snd_vt1724_set_gpio_mask(struct snd_ice1712 *ice, unsigned int data)
 200 {
 201         outw(data, ICEREG1724(ice, GPIO_WRITE_MASK));
 202         if (!ice->vt1720) /* VT1720 supports only 16 GPIO bits */
 203                 outb((data >> 16) & 0xff, ICEREG1724(ice, GPIO_WRITE_MASK_22));
 204         inw(ICEREG1724(ice, GPIO_WRITE_MASK)); /* dummy read for pci-posting */
 205 }
 206
 207 static unsigned int snd_vt1724_get_gpio_mask(struct snd_ice1712 *ice)
 208 {
 209         unsigned int mask;
 210         if (!ice->vt1720)
 211                 mask = (unsigned int)inb(ICEREG1724(ice, GPIO_WRITE_MASK_22));
 212         else
 213                 mask = 0;
 214         mask = (mask << 16) | inw(ICEREG1724(ice, GPIO_WRITE_MASK));
 215         return mask;
 216 }
 217
 218 static void snd_vt1724_set_gpio_data(struct snd_ice1712 *ice, unsigned int data)
 219 {
 220         outw(data, ICEREG1724(ice, GPIO_DATA));
 221         if (!ice->vt1720)
 222                 outb(data >> 16, ICEREG1724(ice, GPIO_DATA_22));
 223         inw(ICEREG1724(ice, GPIO_DATA)); /* dummy read for pci-posting */
 224 }
 225
 226 static unsigned int snd_vt1724_get_gpio_data(struct snd_ice1712 *ice)
 227 {
 228         unsigned int data;
 229         if (!ice->vt1720)
 230                 data = (unsigned int)inb(ICEREG1724(ice, GPIO_DATA_22));
 231         else
 232                 data = 0;
 233         data = (data << 16) | inw(ICEREG1724(ice, GPIO_DATA));
 234         return data;
 235 }
 236
 237 /*
 238  * MIDI
 239  */
 240
 241 static void vt1724_midi_clear_rx(struct snd_ice1712 *ice)
 242 {
 243         unsigned int count;
 244
 245         for (count = inb(ICEREG1724(ice, MPU_RXFIFO)); count > 0; --count)
 246                 inb(ICEREG1724(ice, MPU_DATA));
 247 }
 248
 249 static inline struct snd_rawmidi_substream *
 250 get_rawmidi_substream(struct snd_ice1712 *ice, unsigned int stream)
 251 {
 252         return list_first_entry(&ice->rmidi[0]->streams[stream].substreams,
 253                                 struct snd_rawmidi_substream, list);
 254 }
 255
 256 static void enable_midi_irq(struct snd_ice1712 *ice, u8 flag, int enable);
 257
 258 static void vt1724_midi_write(struct snd_ice1712 *ice)
 259 {
 260         struct snd_rawmidi_substream *s;
 261         int count, i;
 262         u8 buffer[32];
 263
 264         s = get_rawmidi_substream(ice, SNDRV_RAWMIDI_STREAM_OUTPUT);
 265         count = 31 - inb(ICEREG1724(ice, MPU_TXFIFO));
 266         if (count > 0) {
 267                 count = snd_rawmidi_transmit(s, buffer, count);
 268                 for (i = 0; i < count; ++i)
 269                         outb(buffer[i], ICEREG1724(ice, MPU_DATA));
 270         }
 271         /* mask irq when all bytes have been transmitted.
 272          * enabled again in output_trigger when the new data comes in.
 273          */
 274         enable_midi_irq(ice, VT1724_IRQ_MPU_TX,
 275                         !snd_rawmidi_transmit_empty(s));
 276 }
 277
 278 static void vt1724_midi_read(struct snd_ice1712 *ice)
 279 {
 280         struct snd_rawmidi_substream *s;
 281         int count, i;
 282         u8 buffer[32];
 283
 284         s = get_rawmidi_substream(ice, SNDRV_RAWMIDI_STREAM_INPUT);
 285         count = inb(ICEREG1724(ice, MPU_RXFIFO));
 286         if (count > 0) {
 287                 count = min(count, 32);
 288                 for (i = 0; i < count; ++i)
 289                         buffer[i] = inb(ICEREG1724(ice, MPU_DATA));
 290                 snd_rawmidi_receive(s, buffer, count);
 291         }
 292 }
 293
 294 /* call with ice->reg_lock */
 295 static void enable_midi_irq(struct snd_ice1712 *ice, u8 flag, int enable)
 296 {
 297         u8 mask = inb(ICEREG1724(ice, IRQMASK));
 298         if (enable)
 299                 mask &= ~flag;
 300         else
 301                 mask |= flag;
 302         outb(mask, ICEREG1724(ice, IRQMASK));
 303 }
 304
 305 static void vt1724_enable_midi_irq(struct snd_rawmidi_substream *substream,
 306                                    u8 flag, int enable)
 307 {
 308         struct snd_ice1712 *ice = substream->rmidi->private_data;
 309
 310         spin_lock_irq(&ice->reg_lock);
 311         enable_midi_irq(ice, flag, enable);
 312         spin_unlock_irq(&ice->reg_lock);
 313 }
 314
 315 static int vt1724_midi_output_open(struct snd_rawmidi_substream *s)
 316 {
 317         return 0;
 318 }
 319
 320 static int vt1724_midi_output_close(struct snd_rawmidi_substream *s)
 321 {
 322         return 0;
 323 }
 324
 325 static void vt1724_midi_output_trigger(struct snd_rawmidi_substream *s, int up)
 326 {
 327         struct snd_ice1712 *ice = s->rmidi->private_data;
 328         unsigned long flags;
 329
 330         spin_lock_irqsave(&ice->reg_lock, flags);
 331         if (up) {
 332                 ice->midi_output = 1;
 333                 vt1724_midi_write(ice);
 334         } else {
 335                 ice->midi_output = 0;
 336                 enable_midi_irq(ice, VT1724_IRQ_MPU_TX, 0);
 337         }
 338         spin_unlock_irqrestore(&ice->reg_lock, flags);
 339 }
 340
 341 static void vt1724_midi_output_drain(struct snd_rawmidi_substream *s)
 342 {
 343         struct snd_ice1712 *ice = s->rmidi->private_data;
 344         unsigned long timeout;
 345
 346         vt1724_enable_midi_irq(s, VT1724_IRQ_MPU_TX, 0);
 347         /* 32 bytes should be transmitted in less than about 12 ms */
 348         timeout = jiffies + msecs_to_jiffies(15);
 349         do {
 350                 if (inb(ICEREG1724(ice, MPU_CTRL)) & VT1724_MPU_TX_EMPTY)
 351                         break;
 352                 schedule_timeout_uninterruptible(1);
 353         } while (time_after(timeout, jiffies));
 354 }
 355
 356 static const struct snd_rawmidi_ops vt1724_midi_output_ops = {
 357         .open = vt1724_midi_output_open,
 358         .close = vt1724_midi_output_close,
 359         .trigger = vt1724_midi_output_trigger,
 360         .drain = vt1724_midi_output_drain,
 361 };
 362
 363 static int vt1724_midi_input_open(struct snd_rawmidi_substream *s)
 364 {
 365         vt1724_midi_clear_rx(s->rmidi->private_data);
 366         vt1724_enable_midi_irq(s, VT1724_IRQ_MPU_RX, 1);
 367         return 0;
 368 }
 369
 370 static int vt1724_midi_input_close(struct snd_rawmidi_substream *s)
 371 {
 372         vt1724_enable_midi_irq(s, VT1724_IRQ_MPU_RX, 0);
 373         return 0;
 374 }
 375
 376 static void vt1724_midi_input_trigger(struct snd_rawmidi_substream *s, int up)
 377 {
 378         struct snd_ice1712 *ice = s->rmidi->private_data;
 379         unsigned long flags;
 380
 381         spin_lock_irqsave(&ice->reg_lock, flags);
 382         if (up) {
 383                 ice->midi_input = 1;
 384                 vt1724_midi_read(ice);
 385         } else {
 386                 ice->midi_input = 0;
 387         }
 388         spin_unlock_irqrestore(&ice->reg_lock, flags);
 389 }
 390
 391 static const struct snd_rawmidi_ops vt1724_midi_input_ops = {
 392         .open = vt1724_midi_input_open,
 393         .close = vt1724_midi_input_close,
 394         .trigger = vt1724_midi_input_trigger,
 395 };
 396
 397
 398 /*
 399  *  Interrupt handler
 400  */
 401
 402 static irqreturn_t snd_vt1724_interrupt(int irq, void *dev_id)
 403 {
 404         struct snd_ice1712 *ice = dev_id;
 405         unsigned char status;
 406         unsigned char status_mask =
 407                 VT1724_IRQ_MPU_RX | VT1724_IRQ_MPU_TX | VT1724_IRQ_MTPCM;
 408         int handled = 0;
 409         int timeout = 0;
 410
 411         while (1) {
 412                 status = inb(ICEREG1724(ice, IRQSTAT));
 413                 status &= status_mask;
 414                 if (status == 0)
 415                         break;
 416                 spin_lock(&ice->reg_lock);
 417                 if (++timeout > 10) {
 418                         status = inb(ICEREG1724(ice, IRQSTAT));
 419                         dev_err(ice->card->dev,
 420                                 "Too long irq loop, status = 0x%x\n", status);
 421                         if (status & VT1724_IRQ_MPU_TX) {
 422                                 dev_err(ice->card->dev, "Disabling MPU_TX\n");
 423                                 enable_midi_irq(ice, VT1724_IRQ_MPU_TX, 0);
 424                         }
 425                         spin_unlock(&ice->reg_lock);
 426                         break;
 427                 }
 428                 handled = 1;
 429                 if (status & VT1724_IRQ_MPU_TX) {
 430                         if (ice->midi_output)
 431                                 vt1724_midi_write(ice);
 432                         else
 433                                 enable_midi_irq(ice, VT1724_IRQ_MPU_TX, 0);
 434                         /* Due to mysterical reasons, MPU_TX is always
 435                          * generated (and can't be cleared) when a PCM
 436                          * playback is going.  So let's ignore at the
 437                          * next loop.
 438                          */
 439                         status_mask &= ~VT1724_IRQ_MPU_TX;
 440                 }
 441                 if (status & VT1724_IRQ_MPU_RX) {
 442                         if (ice->midi_input)
 443                                 vt1724_midi_read(ice);
 444                         else
 445                                 vt1724_midi_clear_rx(ice);
 446                 }
 447                 /* ack MPU irq */
 448                 outb(status, ICEREG1724(ice, IRQSTAT));
 449                 spin_unlock(&ice->reg_lock);
 450                 if (status & VT1724_IRQ_MTPCM) {
 451                         /*
 452                          * Multi-track PCM
 453                          * PCM assignment are:
 454                          * Playback DMA0 (M/C) = playback_pro_substream
 455                          * Playback DMA1 = playback_con_substream_ds[0]
 456                          * Playback DMA2 = playback_con_substream_ds[1]
 457                          * Playback DMA3 = playback_con_substream_ds[2]
 458                          * Playback DMA4 (SPDIF) = playback_con_substream
 459                          * Record DMA0 = capture_pro_substream
 460                          * Record DMA1 = capture_con_substream
 461                          */
 462                         unsigned char mtstat = inb(ICEMT1724(ice, IRQ));
 463                         if (mtstat & VT1724_MULTI_PDMA0) {
 464                                 if (ice->playback_pro_substream)
 465                                         snd_pcm_period_elapsed(ice->playback_pro_substream);
 466                         }
 467                         if (mtstat & VT1724_MULTI_RDMA0) {
 468                                 if (ice->capture_pro_substream)
 469                                         snd_pcm_period_elapsed(ice->capture_pro_substream);
 470                         }
 471                         if (mtstat & VT1724_MULTI_PDMA1) {
 472                                 if (ice->playback_con_substream_ds[0])
 473                                         snd_pcm_period_elapsed(ice->playback_con_substream_ds[0]);
 474                         }
 475                         if (mtstat & VT1724_MULTI_PDMA2) {
 476                                 if (ice->playback_con_substream_ds[1])
 477                                         snd_pcm_period_elapsed(ice->playback_con_substream_ds[1]);
 478                         }
 479                         if (mtstat & VT1724_MULTI_PDMA3) {
 480                                 if (ice->playback_con_substream_ds[2])
 481                                         snd_pcm_period_elapsed(ice->playback_con_substream_ds[2]);
 482                         }
 483                         if (mtstat & VT1724_MULTI_PDMA4) {
 484                                 if (ice->playback_con_substream)
 485                                         snd_pcm_period_elapsed(ice->playback_con_substream);
 486                         }
 487                         if (mtstat & VT1724_MULTI_RDMA1) {
 488                                 if (ice->capture_con_substream)
 489                                         snd_pcm_period_elapsed(ice->capture_con_substream);
 490                         }
 491                         /* ack anyway to avoid freeze */
 492                         outb(mtstat, ICEMT1724(ice, IRQ));
 493                         /* ought to really handle this properly */
 494                         if (mtstat & VT1724_MULTI_FIFO_ERR) {
 495                                 unsigned char fstat = inb(ICEMT1724(ice, DMA_FIFO_ERR));
 496                                 outb(fstat, ICEMT1724(ice, DMA_FIFO_ERR));
 497                                 outb(VT1724_MULTI_FIFO_ERR | inb(ICEMT1724(ice, DMA_INT_MASK)), ICEMT1724(ice, DMA_INT_MASK));
 498                                 /* If I don't do this, I get machine lockup due to continual interrupts */
 499                         }
 500
 501                 }
 502         }
 503         return IRQ_RETVAL(handled);
 504 }
 505
 506 /*
 507  *  PCM code - professional part (multitrack)
 508  */
 509
 510 static const unsigned int rates[] = {
 511         8000, 9600, 11025, 12000, 16000, 22050, 24000,
 512         32000, 44100, 48000, 64000, 88200, 96000,
 513         176400, 192000,
 514 };
 515
 516 static const struct snd_pcm_hw_constraint_list hw_constraints_rates_96 = {
 517         .count = ARRAY_SIZE(rates) - 2, /* up to 96000 */
 518         .list = rates,
 519         .mask = 0,
 520 };
 521
 522 static const struct snd_pcm_hw_constraint_list hw_constraints_rates_48 = {
 523         .count = ARRAY_SIZE(rates) - 5, /* up to 48000 */
 524         .list = rates,
 525         .mask = 0,
 526 };
 527
 528 static const struct snd_pcm_hw_constraint_list hw_constraints_rates_192 = {
 529         .count = ARRAY_SIZE(rates),
 530         .list = rates,
 531         .mask = 0,
 532 };
 533
 534 struct vt1724_pcm_reg {
 535         unsigned int addr;      /* ADDR register offset */
 536         unsigned int size;      /* SIZE register offset */
 537         unsigned int count;     /* COUNT register offset */
 538         unsigned int start;     /* start & pause bit */
 539 };
 540
 541 static int snd_vt1724_pcm_trigger(struct snd_pcm_substream *substream, int cmd)
 542 {
 543         struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
 544         unsigned char what;
 545         unsigned char old;
 546         struct snd_pcm_substream *s;
 547
 548         what = 0;
 549         snd_pcm_group_for_each_entry(s, substream) {
 550                 if (snd_pcm_substream_chip(s) == ice) {
 551                         const struct vt1724_pcm_reg *reg;
 552                         reg = s->runtime->private_data;
 553                         what |= reg->start;
 554                         snd_pcm_trigger_done(s, substream);
 555                 }
 556         }
 557
 558         switch (cmd) {
 559         case SNDRV_PCM_TRIGGER_PAUSE_PUSH:
 560         case SNDRV_PCM_TRIGGER_PAUSE_RELEASE:
 561                 spin_lock(&ice->reg_lock);
 562                 old = inb(ICEMT1724(ice, DMA_PAUSE));
 563                 if (cmd == SNDRV_PCM_TRIGGER_PAUSE_PUSH)
 564                         old |= what;
 565                 else
 566                         old &= ~what;
 567                 outb(old, ICEMT1724(ice, DMA_PAUSE));
 568                 spin_unlock(&ice->reg_lock);
 569                 break;
 570
 571         case SNDRV_PCM_TRIGGER_START:
 572         case SNDRV_PCM_TRIGGER_STOP:
 573         case SNDRV_PCM_TRIGGER_SUSPEND:
 574                 spin_lock(&ice->reg_lock);
 575                 old = inb(ICEMT1724(ice, DMA_CONTROL));
 576                 if (cmd == SNDRV_PCM_TRIGGER_START)
 577                         old |= what;
 578                 else
 579                         old &= ~what;
 580                 outb(old, ICEMT1724(ice, DMA_CONTROL));
 581                 spin_unlock(&ice->reg_lock);
 582                 break;
 583
 584         case SNDRV_PCM_TRIGGER_RESUME:
 585                 /* apps will have to restart stream */
 586                 break;
 587
 588         default:
 589                 return -EINVAL;
 590         }
 591         return 0;
 592 }
 593
 594 /*
 595  */
 596
 597 #define DMA_STARTS      (VT1724_RDMA0_START|VT1724_PDMA0_START|VT1724_RDMA1_START|\
 598         VT1724_PDMA1_START|VT1724_PDMA2_START|VT1724_PDMA3_START|VT1724_PDMA4_START)
 599 #define DMA_PAUSES      (VT1724_RDMA0_PAUSE|VT1724_PDMA0_PAUSE|VT1724_RDMA1_PAUSE|\
 600         VT1724_PDMA1_PAUSE|VT1724_PDMA2_PAUSE|VT1724_PDMA3_PAUSE|VT1724_PDMA4_PAUSE)
 601
 602 static const unsigned int stdclock_rate_list[16] = {
 603         48000, 24000, 12000, 9600, 32000, 16000, 8000, 96000, 44100,
 604         22050, 11025, 88200, 176400, 0, 192000, 64000
 605 };
 606
 607 static unsigned int stdclock_get_rate(struct snd_ice1712 *ice)
 608 {
 609         return stdclock_rate_list[inb(ICEMT1724(ice, RATE)) & 15];
 610 }
 611
 612 static void stdclock_set_rate(struct snd_ice1712 *ice, unsigned int rate)
 613 {
 614         int i;
 615         for (i = 0; i < ARRAY_SIZE(stdclock_rate_list); i++) {
 616                 if (stdclock_rate_list[i] == rate) {
 617                         outb(i, ICEMT1724(ice, RATE));
 618                         return;
 619                 }
 620         }
 621 }
 622
 623 static unsigned char stdclock_set_mclk(struct snd_ice1712 *ice,
 624                                        unsigned int rate)
 625 {
 626         unsigned char val, old;
 627         /* check MT02 */
 628         if (ice->eeprom.data[ICE_EEP2_ACLINK] & VT1724_CFG_PRO_I2S) {
 629                 val = old = inb(ICEMT1724(ice, I2S_FORMAT));
 630                 if (rate > 96000)
 631                         val |= VT1724_MT_I2S_MCLK_128X; /* 128x MCLK */
 632                 else
 633                         val &= ~VT1724_MT_I2S_MCLK_128X; /* 256x MCLK */
 634                 if (val != old) {
 635                         outb(val, ICEMT1724(ice, I2S_FORMAT));
 636                         /* master clock changed */
 637                         return 1;
 638                 }
 639         }
 640         /* no change in master clock */
 641         return 0;
 642 }
 643
 644 static int snd_vt1724_set_pro_rate(struct snd_ice1712 *ice, unsigned int rate,
 645                                     int force)
 646 {
 647         unsigned long flags;
 648         unsigned char mclk_change;
 649         unsigned int i, old_rate;
 650
 651         if (rate > ice->hw_rates->list[ice->hw_rates->count - 1])
 652                 return -EINVAL;
 653
 654         spin_lock_irqsave(&ice->reg_lock, flags);
 655         if ((inb(ICEMT1724(ice, DMA_CONTROL)) & DMA_STARTS) ||
 656             (inb(ICEMT1724(ice, DMA_PAUSE)) & DMA_PAUSES)) {
 657                 /* running? we cannot change the rate now... */
 658                 spin_unlock_irqrestore(&ice->reg_lock, flags);
 659                 return ((rate == ice->cur_rate) && !force) ? 0 : -EBUSY;
 660         }
 661         if (!force && is_pro_rate_locked(ice)) {
 662                 /* comparing required and current rate - makes sense for
 663                  * internal clock only */
 664                 spin_unlock_irqrestore(&ice->reg_lock, flags);
 665                 return (rate == ice->cur_rate) ? 0 : -EBUSY;
 666         }
 667
 668         if (force || !ice->is_spdif_master(ice)) {
 669                 /* force means the rate was switched by ucontrol, otherwise
 670                  * setting clock rate for internal clock mode */
 671                 old_rate = ice->get_rate(ice);
 672                 if (force || (old_rate != rate))
 673                         ice->set_rate(ice, rate);
 674                 else if (rate == ice->cur_rate) {
 675                         spin_unlock_irqrestore(&ice->reg_lock, flags);
 676                         return 0;
 677                 }
 678         }
 679
 680         ice->cur_rate = rate;
 681
 682         /* setting master clock */
 683         mclk_change = ice->set_mclk(ice, rate);
 684
 685         spin_unlock_irqrestore(&ice->reg_lock, flags);
 686
 687         if (mclk_change && ice->gpio.i2s_mclk_changed)
 688                 ice->gpio.i2s_mclk_changed(ice);
 689         if (ice->gpio.set_pro_rate)
 690                 ice->gpio.set_pro_rate(ice, rate);
 691
 692         /* set up codecs */
 693         for (i = 0; i < ice->akm_codecs; i++) {
 694                 if (ice->akm[i].ops.set_rate_val)
 695                         ice->akm[i].ops.set_rate_val(&ice->akm[i], rate);
 696         }
 697         if (ice->spdif.ops.setup_rate)
 698                 ice->spdif.ops.setup_rate(ice, rate);
 699
 700         return 0;
 701 }
 702
 703 static int snd_vt1724_pcm_hw_params(struct snd_pcm_substream *substream,
 704                                     struct snd_pcm_hw_params *hw_params)
 705 {
 706         struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
 707         int i, chs, err;
 708
 709         chs = params_channels(hw_params);
 710         mutex_lock(&ice->open_mutex);
 711         /* mark surround channels */
 712         if (substream == ice->playback_pro_substream) {
 713                 /* PDMA0 can be multi-channel up to 8 */
 714                 chs = chs / 2 - 1;
 715                 for (i = 0; i < chs; i++) {
 716                         if (ice->pcm_reserved[i] &&
 717                             ice->pcm_reserved[i] != substream) {
 718                                 mutex_unlock(&ice->open_mutex);
 719                                 return -EBUSY;
 720                         }
 721                         ice->pcm_reserved[i] = substream;
 722                 }
 723                 for (; i < 3; i++) {
 724                         if (ice->pcm_reserved[i] == substream)
 725                                 ice->pcm_reserved[i] = NULL;
 726                 }
 727         } else {
 728                 for (i = 0; i < 3; i++) {
 729                         /* check individual playback stream */
 730                         if (ice->playback_con_substream_ds[i] == substream) {
 731                                 if (ice->pcm_reserved[i] &&
 732                                     ice->pcm_reserved[i] != substream) {
 733                                         mutex_unlock(&ice->open_mutex);
 734                                         return -EBUSY;
 735                                 }
 736                                 ice->pcm_reserved[i] = substream;
 737                                 break;
 738                         }
 739                 }
 740         }
 741         mutex_unlock(&ice->open_mutex);
 742
 743         err = snd_vt1724_set_pro_rate(ice, params_rate(hw_params), 0);
 744         if (err < 0)
 745                 return err;
 746
 747         return snd_pcm_lib_malloc_pages(substream, params_buffer_bytes(hw_params));
 748 }
 749
 750 static int snd_vt1724_pcm_hw_free(struct snd_pcm_substream *substream)
 751 {
 752         struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
 753         int i;
 754
 755         mutex_lock(&ice->open_mutex);
 756         /* unmark surround channels */
 757         for (i = 0; i < 3; i++)
 758                 if (ice->pcm_reserved[i] == substream)
 759                         ice->pcm_reserved[i] = NULL;
 760         mutex_unlock(&ice->open_mutex);
 761         return snd_pcm_lib_free_pages(substream);
 762 }
 763
 764 static int snd_vt1724_playback_pro_prepare(struct snd_pcm_substream *substream)
 765 {
 766         struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
 767         unsigned char val;
 768         unsigned int size;
 769
 770         spin_lock_irq(&ice->reg_lock);
 771         val = (8 - substream->runtime->channels) >> 1;
 772         outb(val, ICEMT1724(ice, BURST));
 773
 774         outl(substream->runtime->dma_addr, ICEMT1724(ice, PLAYBACK_ADDR));
 775
 776         size = (snd_pcm_lib_buffer_bytes(substream) >> 2) - 1;
 777         /* outl(size, ICEMT1724(ice, PLAYBACK_SIZE)); */
 778         outw(size, ICEMT1724(ice, PLAYBACK_SIZE));
 779         outb(size >> 16, ICEMT1724(ice, PLAYBACK_SIZE) + 2);
 780         size = (snd_pcm_lib_period_bytes(substream) >> 2) - 1;
 781         /* outl(size, ICEMT1724(ice, PLAYBACK_COUNT)); */
 782         outw(size, ICEMT1724(ice, PLAYBACK_COUNT));
 783         outb(size >> 16, ICEMT1724(ice, PLAYBACK_COUNT) + 2);
 784
 785         spin_unlock_irq(&ice->reg_lock);
 786
 787         /*
 788         dev_dbg(ice->card->dev, "pro prepare: ch = %d, addr = 0x%x, "
 789                "buffer = 0x%x, period = 0x%x\n",
 790                substream->runtime->channels,
 791                (unsigned int)substream->runtime->dma_addr,
 792                snd_pcm_lib_buffer_bytes(substream),
 793                snd_pcm_lib_period_bytes(substream));
 794         */
 795         return 0;
 796 }
 797
 798 static snd_pcm_uframes_t snd_vt1724_playback_pro_pointer(struct snd_pcm_substream *substream)
 799 {
 800         struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
 801         size_t ptr;
 802
 803         if (!(inl(ICEMT1724(ice, DMA_CONTROL)) & VT1724_PDMA0_START))
 804                 return 0;
 805 #if 0 /* read PLAYBACK_ADDR */
 806         ptr = inl(ICEMT1724(ice, PLAYBACK_ADDR));
 807         if (ptr < substream->runtime->dma_addr) {
 808                 dev_dbg(ice->card->dev, "invalid negative ptr\n");
 809                 return 0;
 810         }
 811         ptr -= substream->runtime->dma_addr;
 812         ptr = bytes_to_frames(substream->runtime, ptr);
 813         if (ptr >= substream->runtime->buffer_size) {
 814                 dev_dbg(ice->card->dev, "invalid ptr %d (size=%d)\n",
 815                            (int)ptr, (int)substream->runtime->period_size);
 816                 return 0;
 817         }
 818 #else /* read PLAYBACK_SIZE */
 819         ptr = inl(ICEMT1724(ice, PLAYBACK_SIZE)) & 0xffffff;
 820         ptr = (ptr + 1) << 2;
 821         ptr = bytes_to_frames(substream->runtime, ptr);
 822         if (!ptr)
 823                 ;
 824         else if (ptr <= substream->runtime->buffer_size)
 825                 ptr = substream->runtime->buffer_size - ptr;
 826         else {
 827                 dev_dbg(ice->card->dev, "invalid ptr %d (size=%d)\n",
 828                            (int)ptr, (int)substream->runtime->buffer_size);
 829                 ptr = 0;
 830         }
 831 #endif
 832         return ptr;
 833 }
 834
 835 static int snd_vt1724_pcm_prepare(struct snd_pcm_substream *substream)
 836 {
 837         struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
 838         const struct vt1724_pcm_reg *reg = substream->runtime->private_data;
 839
 840         spin_lock_irq(&ice->reg_lock);
 841         outl(substream->runtime->dma_addr, ice->profi_port + reg->addr);
 842         outw((snd_pcm_lib_buffer_bytes(substream) >> 2) - 1,
 843              ice->profi_port + reg->size);
 844         outw((snd_pcm_lib_period_bytes(substream) >> 2) - 1,
 845              ice->profi_port + reg->count);
 846         spin_unlock_irq(&ice->reg_lock);
 847         return 0;
 848 }
 849
 850 static snd_pcm_uframes_t snd_vt1724_pcm_pointer(struct snd_pcm_substream *substream)
 851 {
 852         struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
 853         const struct vt1724_pcm_reg *reg = substream->runtime->private_data;
 854         size_t ptr;
 855
 856         if (!(inl(ICEMT1724(ice, DMA_CONTROL)) & reg->start))
 857                 return 0;
 858 #if 0 /* use ADDR register */
 859         ptr = inl(ice->profi_port + reg->addr);
 860         ptr -= substream->runtime->dma_addr;
 861         return bytes_to_frames(substream->runtime, ptr);
 862 #else /* use SIZE register */
 863         ptr = inw(ice->profi_port + reg->size);
 864         ptr = (ptr + 1) << 2;
 865         ptr = bytes_to_frames(substream->runtime, ptr);
 866         if (!ptr)
 867                 ;
 868         else if (ptr <= substream->runtime->buffer_size)
 869                 ptr = substream->runtime->buffer_size - ptr;
 870         else {
 871                 dev_dbg(ice->card->dev, "invalid ptr %d (size=%d)\n",
 872                            (int)ptr, (int)substream->runtime->buffer_size);
 873                 ptr = 0;
 874         }
 875         return ptr;
 876 #endif
 877 }
 878
 879 static const struct vt1724_pcm_reg vt1724_pdma0_reg = {
 880         .addr = VT1724_MT_PLAYBACK_ADDR,
 881         .size = VT1724_MT_PLAYBACK_SIZE,
 882         .count = VT1724_MT_PLAYBACK_COUNT,
 883         .start = VT1724_PDMA0_START,
 884 };
 885
 886 static const struct vt1724_pcm_reg vt1724_pdma4_reg = {
 887         .addr = VT1724_MT_PDMA4_ADDR,
 888         .size = VT1724_MT_PDMA4_SIZE,
 889         .count = VT1724_MT_PDMA4_COUNT,
 890         .start = VT1724_PDMA4_START,
 891 };
 892
 893 static const struct vt1724_pcm_reg vt1724_rdma0_reg = {
 894         .addr = VT1724_MT_CAPTURE_ADDR,
 895         .size = VT1724_MT_CAPTURE_SIZE,
 896         .count = VT1724_MT_CAPTURE_COUNT,
 897         .start = VT1724_RDMA0_START,
 898 };
 899
 900 static const struct vt1724_pcm_reg vt1724_rdma1_reg = {
 901         .addr = VT1724_MT_RDMA1_ADDR,
 902         .size = VT1724_MT_RDMA1_SIZE,
 903         .count = VT1724_MT_RDMA1_COUNT,
 904         .start = VT1724_RDMA1_START,
 905 };
 906
 907 #define vt1724_playback_pro_reg vt1724_pdma0_reg
 908 #define vt1724_playback_spdif_reg vt1724_pdma4_reg
 909 #define vt1724_capture_pro_reg vt1724_rdma0_reg
 910 #define vt1724_capture_spdif_reg vt1724_rdma1_reg
 911
 912 static const struct snd_pcm_hardware snd_vt1724_playback_pro = {
 913         .info =                 (SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_INTERLEAVED |
 914                                  SNDRV_PCM_INFO_BLOCK_TRANSFER |
 915                                  SNDRV_PCM_INFO_MMAP_VALID |
 916                                  SNDRV_PCM_INFO_PAUSE | SNDRV_PCM_INFO_SYNC_START),
 917         .formats =              SNDRV_PCM_FMTBIT_S32_LE,
 918         .rates =                SNDRV_PCM_RATE_KNOT | SNDRV_PCM_RATE_8000_192000,
 919         .rate_min =             8000,
 920         .rate_max =             192000,
 921         .channels_min =         2,
 922         .channels_max =         8,
 923         .buffer_bytes_max =     (1UL << 21),    /* 19bits dword */
 924         .period_bytes_min =     8 * 4 * 2,      /* FIXME: constraints needed */
 925         .period_bytes_max =     (1UL << 21),
 926         .periods_min =          2,
 927         .periods_max =          1024,
 928 };
 929
 930 static const struct snd_pcm_hardware snd_vt1724_spdif = {
 931         .info =                 (SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_INTERLEAVED |
 932                                  SNDRV_PCM_INFO_BLOCK_TRANSFER |
 933                                  SNDRV_PCM_INFO_MMAP_VALID |
 934                                  SNDRV_PCM_INFO_PAUSE | SNDRV_PCM_INFO_SYNC_START),
 935         .formats =              SNDRV_PCM_FMTBIT_S32_LE,
 936         .rates =                (SNDRV_PCM_RATE_32000|SNDRV_PCM_RATE_44100|
 937                                  SNDRV_PCM_RATE_48000|SNDRV_PCM_RATE_88200|
 938                                  SNDRV_PCM_RATE_96000|SNDRV_PCM_RATE_176400|
 939                                  SNDRV_PCM_RATE_192000),
 940         .rate_min =             32000,
 941         .rate_max =             192000,
 942         .channels_min =         2,
 943         .channels_max =         2,
 944         .buffer_bytes_max =     (1UL << 18),    /* 16bits dword */
 945         .period_bytes_min =     2 * 4 * 2,
 946         .period_bytes_max =     (1UL << 18),
 947         .periods_min =          2,
 948         .periods_max =          1024,
 949 };
 950
 951 static const struct snd_pcm_hardware snd_vt1724_2ch_stereo = {
 952         .info =                 (SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_INTERLEAVED |
 953                                  SNDRV_PCM_INFO_BLOCK_TRANSFER |
 954                                  SNDRV_PCM_INFO_MMAP_VALID |
 955                                  SNDRV_PCM_INFO_PAUSE | SNDRV_PCM_INFO_SYNC_START),
 956         .formats =              SNDRV_PCM_FMTBIT_S32_LE,
 957         .rates =                SNDRV_PCM_RATE_KNOT | SNDRV_PCM_RATE_8000_192000,
 958         .rate_min =             8000,
 959         .rate_max =             192000,
 960         .channels_min =         2,
 961         .channels_max =         2,
 962         .buffer_bytes_max =     (1UL << 18),    /* 16bits dword */
 963         .period_bytes_min =     2 * 4 * 2,
 964         .period_bytes_max =     (1UL << 18),
 965         .periods_min =          2,
 966         .periods_max =          1024,
 967 };
 968
 969 /*
 970  * set rate constraints
 971  */
 972 static void set_std_hw_rates(struct snd_ice1712 *ice)
 973 {
 974         if (ice->eeprom.data[ICE_EEP2_ACLINK] & VT1724_CFG_PRO_I2S) {
 975                 /* I2S */
 976                 /* VT1720 doesn't support more than 96kHz */
 977                 if ((ice->eeprom.data[ICE_EEP2_I2S] & 0x08) && !ice->vt1720)
 978                         ice->hw_rates = &hw_constraints_rates_192;
 979                 else
 980                         ice->hw_rates = &hw_constraints_rates_96;
 981         } else {
 982                 /* ACLINK */
 983                 ice->hw_rates = &hw_constraints_rates_48;
 984         }
 985 }
 986
 987 static int set_rate_constraints(struct snd_ice1712 *ice,
 988                                 struct snd_pcm_substream *substream)
 989 {
 990         struct snd_pcm_runtime *runtime = substream->runtime;
 991
 992         runtime->hw.rate_min = ice->hw_rates->list[0];
 993         runtime->hw.rate_max = ice->hw_rates->list[ice->hw_rates->count - 1];
 994         runtime->hw.rates = SNDRV_PCM_RATE_KNOT;
 995         return snd_pcm_hw_constraint_list(runtime, 0,
 996                                           SNDRV_PCM_HW_PARAM_RATE,
 997                                           ice->hw_rates);
 998 }
 999
1000 /* if the card has the internal rate locked (is_pro_locked), limit runtime
1001    hw rates to the current internal rate only.
1002 */
1003 static void constrain_rate_if_locked(struct snd_pcm_substream *substream)
1004 {
1005         struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
1006         struct snd_pcm_runtime *runtime = substream->runtime;
1007         unsigned int rate;
1008         if (is_pro_rate_locked(ice)) {
1009                 rate = ice->get_rate(ice);
1010                 if (rate >= runtime->hw.rate_min
1011                     && rate <= runtime->hw.rate_max) {
1012                         runtime->hw.rate_min = rate;
1013                         runtime->hw.rate_max = rate;
1014                 }
1015         }
1016 }
1017
1018
1019 /* multi-channel playback needs alignment 8x32bit regardless of the channels
1020  * actually used
1021  */
1022 #define VT1724_BUFFER_ALIGN     0x20
1023
1024 static int snd_vt1724_playback_pro_open(struct snd_pcm_substream *substream)
1025 {
1026         struct snd_pcm_runtime *runtime = substream->runtime;
1027         struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
1028         int chs, num_indeps;
1029
1030         runtime->private_data = (void *)&vt1724_playback_pro_reg;
1031         ice->playback_pro_substream = substream;
1032         runtime->hw = snd_vt1724_playback_pro;
1033         snd_pcm_set_sync(substream);
1034         snd_pcm_hw_constraint_msbits(runtime, 0, 32, 24);
1035         set_rate_constraints(ice, substream);
1036         mutex_lock(&ice->open_mutex);
1037         /* calculate the currently available channels */
1038         num_indeps = ice->num_total_dacs / 2 - 1;
1039         for (chs = 0; chs < num_indeps; chs++) {
1040                 if (ice->pcm_reserved[chs])
1041                         break;
1042         }
1043         chs = (chs + 1) * 2;
1044         runtime->hw.channels_max = chs;
1045         if (chs > 2) /* channels must be even */
1046                 snd_pcm_hw_constraint_step(runtime, 0, SNDRV_PCM_HW_PARAM_CHANNELS, 2);
1047         mutex_unlock(&ice->open_mutex);
1048         snd_pcm_hw_constraint_step(runtime, 0, SNDRV_PCM_HW_PARAM_PERIOD_BYTES,
1049                                    VT1724_BUFFER_ALIGN);
1050         snd_pcm_hw_constraint_step(runtime, 0, SNDRV_PCM_HW_PARAM_BUFFER_BYTES,
1051                                    VT1724_BUFFER_ALIGN);
1052         constrain_rate_if_locked(substream);
1053         if (ice->pro_open)
1054                 ice->pro_open(ice, substream);
1055         return 0;
1056 }
1057
1058 static int snd_vt1724_capture_pro_open(struct snd_pcm_substream *substream)
1059 {
1060         struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
1061         struct snd_pcm_runtime *runtime = substream->runtime;
1062
1063         runtime->private_data = (void *)&vt1724_capture_pro_reg;
1064         ice->capture_pro_substream = substream;
1065         runtime->hw = snd_vt1724_2ch_stereo;
1066         snd_pcm_set_sync(substream);
1067         snd_pcm_hw_constraint_msbits(runtime, 0, 32, 24);
1068         set_rate_constraints(ice, substream);
1069         snd_pcm_hw_constraint_step(runtime, 0, SNDRV_PCM_HW_PARAM_PERIOD_BYTES,
1070                                    VT1724_BUFFER_ALIGN);
1071         snd_pcm_hw_constraint_step(runtime, 0, SNDRV_PCM_HW_PARAM_BUFFER_BYTES,
1072                                    VT1724_BUFFER_ALIGN);
1073         constrain_rate_if_locked(substream);
1074         if (ice->pro_open)
1075                 ice->pro_open(ice, substream);
1076         return 0;
1077 }
1078
1079 static int snd_vt1724_playback_pro_close(struct snd_pcm_substream *substream)
1080 {
1081         struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
1082
1083         if (PRO_RATE_RESET)
1084                 snd_vt1724_set_pro_rate(ice, ice->pro_rate_default, 0);
1085         ice->playback_pro_substream = NULL;
1086
1087         return 0;
1088 }
1089
1090 static int snd_vt1724_capture_pro_close(struct snd_pcm_substream *substream)
1091 {
1092         struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
1093
1094         if (PRO_RATE_RESET)
1095                 snd_vt1724_set_pro_rate(ice, ice->pro_rate_default, 0);
1096         ice->capture_pro_substream = NULL;
1097         return 0;
1098 }
1099
1100 static const struct snd_pcm_ops snd_vt1724_playback_pro_ops = {
1101         .open =         snd_vt1724_playback_pro_open,
1102         .close =        snd_vt1724_playback_pro_close,
1103         .ioctl =        snd_pcm_lib_ioctl,
1104         .hw_params =    snd_vt1724_pcm_hw_params,
1105         .hw_free =      snd_vt1724_pcm_hw_free,
1106         .prepare =      snd_vt1724_playback_pro_prepare,
1107         .trigger =      snd_vt1724_pcm_trigger,
1108         .pointer =      snd_vt1724_playback_pro_pointer,
1109 };
1110
1111 static const struct snd_pcm_ops snd_vt1724_capture_pro_ops = {
1112         .open =         snd_vt1724_capture_pro_open,
1113         .close =        snd_vt1724_capture_pro_close,
1114         .ioctl =        snd_pcm_lib_ioctl,
1115         .hw_params =    snd_vt1724_pcm_hw_params,
1116         .hw_free =      snd_vt1724_pcm_hw_free,
1117         .prepare =      snd_vt1724_pcm_prepare,
1118         .trigger =      snd_vt1724_pcm_trigger,
1119         .pointer =      snd_vt1724_pcm_pointer,
1120 };
1121
1122 static int snd_vt1724_pcm_profi(struct snd_ice1712 *ice, int device)
1123 {
1124         struct snd_pcm *pcm;
1125         int capt, err;
1126
1127         if ((ice->eeprom.data[ICE_EEP2_SYSCONF] & VT1724_CFG_ADC_MASK) ==
1128             VT1724_CFG_ADC_NONE)
1129                 capt = 0;
1130         else
1131                 capt = 1;
1132         err = snd_pcm_new(ice->card, "ICE1724", device, 1, capt, &pcm);
1133         if (err < 0)
1134                 return err;
1135
1136         snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_PLAYBACK, &snd_vt1724_playback_pro_ops);
1137         if (capt)
1138                 snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_CAPTURE,
1139                         &snd_vt1724_capture_pro_ops);
1140
1141         pcm->private_data = ice;
1142         pcm->info_flags = 0;
1143         strcpy(pcm->name, "ICE1724");
1144
1145         snd_pcm_lib_preallocate_pages_for_all(pcm, SNDRV_DMA_TYPE_DEV,
1146                                               snd_dma_pci_data(ice->pci),
1147                                               256*1024, 256*1024);
1148
1149         ice->pcm_pro = pcm;
1150
1151         return 0;
1152 }
1153
1154
1155 /*
1156  * SPDIF PCM
1157  */
1158
1159 /* update spdif control bits; call with reg_lock */
1160 static void update_spdif_bits(struct snd_ice1712 *ice, unsigned int val)
1161 {
1162         unsigned char cbit, disabled;
1163
1164         cbit = inb(ICEREG1724(ice, SPDIF_CFG));
1165         disabled = cbit & ~VT1724_CFG_SPDIF_OUT_EN;
1166         if (cbit != disabled)
1167                 outb(disabled, ICEREG1724(ice, SPDIF_CFG));
1168         outw(val, ICEMT1724(ice, SPDIF_CTRL));
1169         if (cbit != disabled)
1170                 outb(cbit, ICEREG1724(ice, SPDIF_CFG));
1171         outw(val, ICEMT1724(ice, SPDIF_CTRL));
1172 }
1173
1174 /* update SPDIF control bits according to the given rate */
1175 static void update_spdif_rate(struct snd_ice1712 *ice, unsigned int rate)
1176 {
1177         unsigned int val, nval;
1178         unsigned long flags;
1179
1180         spin_lock_irqsave(&ice->reg_lock, flags);
1181         nval = val = inw(ICEMT1724(ice, SPDIF_CTRL));
1182         nval &= ~(7 << 12);
1183         switch (rate) {
1184         case 44100: break;
1185         case 48000: nval |= 2 << 12; break;
1186         case 32000: nval |= 3 << 12; break;
1187         case 88200: nval |= 4 << 12; break;
1188         case 96000: nval |= 5 << 12; break;
1189         case 192000: nval |= 6 << 12; break;
1190         case 176400: nval |= 7 << 12; break;
1191         }
1192         if (val != nval)
1193                 update_spdif_bits(ice, nval);
1194         spin_unlock_irqrestore(&ice->reg_lock, flags);
1195 }
1196
1197 static int snd_vt1724_playback_spdif_prepare(struct snd_pcm_substream *substream)
1198 {
1199         struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
1200         if (!ice->force_pdma4)
1201                 update_spdif_rate(ice, substream->runtime->rate);
1202         return snd_vt1724_pcm_prepare(substream);
1203 }
1204
1205 static int snd_vt1724_playback_spdif_open(struct snd_pcm_substream *substream)
1206 {
1207         struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
1208         struct snd_pcm_runtime *runtime = substream->runtime;
1209
1210         runtime->private_data = (void *)&vt1724_playback_spdif_reg;
1211         ice->playback_con_substream = substream;
1212         if (ice->force_pdma4) {
1213                 runtime->hw = snd_vt1724_2ch_stereo;
1214                 set_rate_constraints(ice, substream);
1215         } else
1216                 runtime->hw = snd_vt1724_spdif;
1217         snd_pcm_set_sync(substream);
1218         snd_pcm_hw_constraint_msbits(runtime, 0, 32, 24);
1219         snd_pcm_hw_constraint_step(runtime, 0, SNDRV_PCM_HW_PARAM_PERIOD_BYTES,
1220                                    VT1724_BUFFER_ALIGN);
1221         snd_pcm_hw_constraint_step(runtime, 0, SNDRV_PCM_HW_PARAM_BUFFER_BYTES,
1222                                    VT1724_BUFFER_ALIGN);
1223         constrain_rate_if_locked(substream);
1224         if (ice->spdif.ops.open)
1225                 ice->spdif.ops.open(ice, substream);
1226         return 0;
1227 }
1228
1229 static int snd_vt1724_playback_spdif_close(struct snd_pcm_substream *substream)
1230 {
1231         struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
1232
1233         if (PRO_RATE_RESET)
1234                 snd_vt1724_set_pro_rate(ice, ice->pro_rate_default, 0);
1235         ice->playback_con_substream = NULL;
1236         if (ice->spdif.ops.close)
1237                 ice->spdif.ops.close(ice, substream);
1238
1239         return 0;
1240 }
1241
1242 static int snd_vt1724_capture_spdif_open(struct snd_pcm_substream *substream)
1243 {
1244         struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
1245         struct snd_pcm_runtime *runtime = substream->runtime;
1246
1247         runtime->private_data = (void *)&vt1724_capture_spdif_reg;
1248         ice->capture_con_substream = substream;
1249         if (ice->force_rdma1) {
1250                 runtime->hw = snd_vt1724_2ch_stereo;
1251                 set_rate_constraints(ice, substream);
1252         } else
1253                 runtime->hw = snd_vt1724_spdif;
1254         snd_pcm_set_sync(substream);
1255         snd_pcm_hw_constraint_msbits(runtime, 0, 32, 24);
1256         snd_pcm_hw_constraint_step(runtime, 0, SNDRV_PCM_HW_PARAM_PERIOD_BYTES,
1257                                    VT1724_BUFFER_ALIGN);
1258         snd_pcm_hw_constraint_step(runtime, 0, SNDRV_PCM_HW_PARAM_BUFFER_BYTES,
1259                                    VT1724_BUFFER_ALIGN);
1260         constrain_rate_if_locked(substream);
1261         if (ice->spdif.ops.open)
1262                 ice->spdif.ops.open(ice, substream);
1263         return 0;
1264 }
1265
1266 static int snd_vt1724_capture_spdif_close(struct snd_pcm_substream *substream)
1267 {
1268         struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
1269
1270         if (PRO_RATE_RESET)
1271                 snd_vt1724_set_pro_rate(ice, ice->pro_rate_default, 0);
1272         ice->capture_con_substream = NULL;
1273         if (ice->spdif.ops.close)
1274                 ice->spdif.ops.close(ice, substream);
1275
1276         return 0;
1277 }
1278
1279 static const struct snd_pcm_ops snd_vt1724_playback_spdif_ops = {
1280         .open =         snd_vt1724_playback_spdif_open,
1281         .close =        snd_vt1724_playback_spdif_close,
1282         .ioctl =        snd_pcm_lib_ioctl,
1283         .hw_params =    snd_vt1724_pcm_hw_params,
1284         .hw_free =      snd_vt1724_pcm_hw_free,
1285         .prepare =      snd_vt1724_playback_spdif_prepare,
1286         .trigger =      snd_vt1724_pcm_trigger,
1287         .pointer =      snd_vt1724_pcm_pointer,
1288 };
1289
1290 static const struct snd_pcm_ops snd_vt1724_capture_spdif_ops = {
1291         .open =         snd_vt1724_capture_spdif_open,
1292         .close =        snd_vt1724_capture_spdif_close,
1293         .ioctl =        snd_pcm_lib_ioctl,
1294         .hw_params =    snd_vt1724_pcm_hw_params,
1295         .hw_free =      snd_vt1724_pcm_hw_free,
1296         .prepare =      snd_vt1724_pcm_prepare,
1297         .trigger =      snd_vt1724_pcm_trigger,
1298         .pointer =      snd_vt1724_pcm_pointer,
1299 };
1300
1301
1302 static int snd_vt1724_pcm_spdif(struct snd_ice1712 *ice, int device)
1303 {
1304         char *name;
1305         struct snd_pcm *pcm;
1306         int play, capt;
1307         int err;
1308
1309         if (ice->force_pdma4 ||
1310             (ice->eeprom.data[ICE_EEP2_SPDIF] & VT1724_CFG_SPDIF_OUT_INT)) {
1311                 play = 1;
1312                 ice->has_spdif = 1;
1313         } else
1314                 play = 0;
1315         if (ice->force_rdma1 ||
1316             (ice->eeprom.data[ICE_EEP2_SPDIF] & VT1724_CFG_SPDIF_IN)) {
1317                 capt = 1;
1318                 ice->has_spdif = 1;
1319         } else
1320                 capt = 0;
1321         if (!play && !capt)
1322                 return 0; /* no spdif device */
1323
1324         if (ice->force_pdma4 || ice->force_rdma1)
1325                 name = "ICE1724 Secondary";
1326         else
1327                 name = "ICE1724 IEC958";
1328         err = snd_pcm_new(ice->card, name, device, play, capt, &pcm);
1329         if (err < 0)
1330                 return err;
1331
1332         if (play)
1333                 snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_PLAYBACK,
1334                                 &snd_vt1724_playback_spdif_ops);
1335         if (capt)
1336                 snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_CAPTURE,
1337                                 &snd_vt1724_capture_spdif_ops);
1338
1339         pcm->private_data = ice;
1340         pcm->info_flags = 0;
1341         strcpy(pcm->name, name);
1342
1343         snd_pcm_lib_preallocate_pages_for_all(pcm, SNDRV_DMA_TYPE_DEV,
1344                                               snd_dma_pci_data(ice->pci),
1345                                               256*1024, 256*1024);
1346
1347         ice->pcm = pcm;
1348
1349         return 0;
1350 }
1351
1352
1353 /*
1354  * independent surround PCMs
1355  */
1356
1357 static const struct vt1724_pcm_reg vt1724_playback_dma_regs[3] = {
1358         {
1359                 .addr = VT1724_MT_PDMA1_ADDR,
1360                 .size = VT1724_MT_PDMA1_SIZE,
1361                 .count = VT1724_MT_PDMA1_COUNT,
1362                 .start = VT1724_PDMA1_START,
1363         },
1364         {
1365                 .addr = VT1724_MT_PDMA2_ADDR,
1366                 .size = VT1724_MT_PDMA2_SIZE,
1367                 .count = VT1724_MT_PDMA2_COUNT,
1368                 .start = VT1724_PDMA2_START,
1369         },
1370         {
1371                 .addr = VT1724_MT_PDMA3_ADDR,
1372                 .size = VT1724_MT_PDMA3_SIZE,
1373                 .count = VT1724_MT_PDMA3_COUNT,
1374                 .start = VT1724_PDMA3_START,
1375         },
1376 };
1377
1378 static int snd_vt1724_playback_indep_prepare(struct snd_pcm_substream *substream)
1379 {
1380         struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
1381         unsigned char val;
1382
1383         spin_lock_irq(&ice->reg_lock);
1384         val = 3 - substream->number;
1385         if (inb(ICEMT1724(ice, BURST)) < val)
1386                 outb(val, ICEMT1724(ice, BURST));
1387         spin_unlock_irq(&ice->reg_lock);
1388         return snd_vt1724_pcm_prepare(substream);
1389 }
1390
1391 static int snd_vt1724_playback_indep_open(struct snd_pcm_substream *substream)
1392 {
1393         struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
1394         struct snd_pcm_runtime *runtime = substream->runtime;
1395
1396         mutex_lock(&ice->open_mutex);
1397         /* already used by PDMA0? */
1398         if (ice->pcm_reserved[substream->number]) {
1399                 mutex_unlock(&ice->open_mutex);
1400                 return -EBUSY; /* FIXME: should handle blocking mode properly */
1401         }
1402         mutex_unlock(&ice->open_mutex);
1403         runtime->private_data = (void *)&vt1724_playback_dma_regs[substream->number];
1404         ice->playback_con_substream_ds[substream->number] = substream;
1405         runtime->hw = snd_vt1724_2ch_stereo;
1406         snd_pcm_set_sync(substream);
1407         snd_pcm_hw_constraint_msbits(runtime, 0, 32, 24);
1408         set_rate_constraints(ice, substream);
1409         return 0;
1410 }
1411
1412 static int snd_vt1724_playback_indep_close(struct snd_pcm_substream *substream)
1413 {
1414         struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
1415
1416         if (PRO_RATE_RESET)
1417                 snd_vt1724_set_pro_rate(ice, ice->pro_rate_default, 0);
1418         ice->playback_con_substream_ds[substream->number] = NULL;
1419         ice->pcm_reserved[substream->number] = NULL;
1420
1421         return 0;
1422 }
1423
1424 static const struct snd_pcm_ops snd_vt1724_playback_indep_ops = {
1425         .open =         snd_vt1724_playback_indep_open,
1426         .close =        snd_vt1724_playback_indep_close,
1427         .ioctl =        snd_pcm_lib_ioctl,
1428         .hw_params =    snd_vt1724_pcm_hw_params,
1429         .hw_free =      snd_vt1724_pcm_hw_free,
1430         .prepare =      snd_vt1724_playback_indep_prepare,
1431         .trigger =      snd_vt1724_pcm_trigger,
1432         .pointer =      snd_vt1724_pcm_pointer,
1433 };
1434
1435
1436 static int snd_vt1724_pcm_indep(struct snd_ice1712 *ice, int device)
1437 {
1438         struct snd_pcm *pcm;
1439         int play;
1440         int err;
1441
1442         play = ice->num_total_dacs / 2 - 1;
1443         if (play <= 0)
1444                 return 0;
1445
1446         err = snd_pcm_new(ice->card, "ICE1724 Surrounds", device, play, 0, &pcm);
1447         if (err < 0)
1448                 return err;
1449
1450         snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_PLAYBACK,
1451                         &snd_vt1724_playback_indep_ops);
1452
1453         pcm->private_data = ice;
1454         pcm->info_flags = 0;
1455         strcpy(pcm->name, "ICE1724 Surround PCM");
1456
1457         snd_pcm_lib_preallocate_pages_for_all(pcm, SNDRV_DMA_TYPE_DEV,
1458                                               snd_dma_pci_data(ice->pci),
1459                                               256*1024, 256*1024);
1460
1461         ice->pcm_ds = pcm;
1462
1463         return 0;
1464 }
1465
1466
1467 /*
1468  *  Mixer section
1469  */
1470
1471 static int snd_vt1724_ac97_mixer(struct snd_ice1712 *ice)
1472 {
1473         int err;
1474
1475         if (!(ice->eeprom.data[ICE_EEP2_ACLINK] & VT1724_CFG_PRO_I2S)) {
1476                 struct snd_ac97_bus *pbus;
1477                 struct snd_ac97_template ac97;
1478                 static struct snd_ac97_bus_ops ops = {
1479                         .write = snd_vt1724_ac97_write,
1480                         .read = snd_vt1724_ac97_read,
1481                 };
1482
1483                 /* cold reset */
1484                 outb(inb(ICEMT1724(ice, AC97_CMD)) | 0x80, ICEMT1724(ice, AC97_CMD));
1485                 mdelay(5); /* FIXME */
1486                 outb(inb(ICEMT1724(ice, AC97_CMD)) & ~0x80, ICEMT1724(ice, AC97_CMD));
1487
1488                 err = snd_ac97_bus(ice->card, 0, &ops, NULL, &pbus);
1489                 if (err < 0)
1490                         return err;
1491                 memset(&ac97, 0, sizeof(ac97));
1492                 ac97.private_data = ice;
1493                 err = snd_ac97_mixer(pbus, &ac97, &ice->ac97);
1494                 if (err < 0)
1495                         dev_warn(ice->card->dev,
1496                                  "cannot initialize pro ac97, skipped\n");
1497                 else
1498                         return 0;
1499         }
1500         /* I2S mixer only */
1501         strcat(ice->card->mixername, "ICE1724 - multitrack");
1502         return 0;
1503 }
1504
1505 /*
1506  *
1507  */
1508
1509 static inline unsigned int eeprom_triple(struct snd_ice1712 *ice, int idx)
1510 {
1511         return (unsigned int)ice->eeprom.data[idx] | \
1512                 ((unsigned int)ice->eeprom.data[idx + 1] << 8) | \
1513                 ((unsigned int)ice->eeprom.data[idx + 2] << 16);
1514 }
1515
1516 static void snd_vt1724_proc_read(struct snd_info_entry *entry,
1517                                  struct snd_info_buffer *buffer)
1518 {
1519         struct snd_ice1712 *ice = entry->private_data;
1520         unsigned int idx;
1521
1522         snd_iprintf(buffer, "%s\n\n", ice->card->longname);
1523         snd_iprintf(buffer, "EEPROM:\n");
1524
1525         snd_iprintf(buffer, "  Subvendor        : 0x%x\n", ice->eeprom.subvendor);
1526         snd_iprintf(buffer, "  Size             : %i bytes\n", ice->eeprom.size);
1527         snd_iprintf(buffer, "  Version          : %i\n", ice->eeprom.version);
1528         snd_iprintf(buffer, "  System Config    : 0x%x\n",
1529                     ice->eeprom.data[ICE_EEP2_SYSCONF]);
1530         snd_iprintf(buffer, "  ACLink           : 0x%x\n",
1531                     ice->eeprom.data[ICE_EEP2_ACLINK]);
1532         snd_iprintf(buffer, "  I2S              : 0x%x\n",
1533                     ice->eeprom.data[ICE_EEP2_I2S]);
1534         snd_iprintf(buffer, "  S/PDIF           : 0x%x\n",
1535                     ice->eeprom.data[ICE_EEP2_SPDIF]);
1536         snd_iprintf(buffer, "  GPIO direction   : 0x%x\n",
1537                     ice->eeprom.gpiodir);
1538         snd_iprintf(buffer, "  GPIO mask        : 0x%x\n",
1539                     ice->eeprom.gpiomask);
1540         snd_iprintf(buffer, "  GPIO state       : 0x%x\n",
1541                     ice->eeprom.gpiostate);
1542         for (idx = 0x12; idx < ice->eeprom.size; idx++)
1543                 snd_iprintf(buffer, "  Extra #%02i        : 0x%x\n",
1544                             idx, ice->eeprom.data[idx]);
1545
1546         snd_iprintf(buffer, "\nRegisters:\n");
1547
1548         snd_iprintf(buffer, "  PSDOUT03 : 0x%08x\n",
1549                     (unsigned)inl(ICEMT1724(ice, ROUTE_PLAYBACK)));
1550         for (idx = 0x0; idx < 0x20 ; idx++)
1551                 snd_iprintf(buffer, "  CCS%02x    : 0x%02x\n",
1552                             idx, inb(ice->port+idx));
1553         for (idx = 0x0; idx < 0x30 ; idx++)
1554                 snd_iprintf(buffer, "  MT%02x     : 0x%02x\n",
1555                             idx, inb(ice->profi_port+idx));
1556 }
1557
1558 static void snd_vt1724_proc_init(struct snd_ice1712 *ice)
1559 {
1560         snd_card_ro_proc_new(ice->card, "ice1724", ice, snd_vt1724_proc_read);
1561 }
1562
1563 /*
1564  *
1565  */
1566
1567 static int snd_vt1724_eeprom_info(struct snd_kcontrol *kcontrol,
1568                                   struct snd_ctl_elem_info *uinfo)
1569 {
1570         uinfo->type = SNDRV_CTL_ELEM_TYPE_BYTES;
1571         uinfo->count = sizeof(struct snd_ice1712_eeprom);
1572         return 0;
1573 }
1574
1575 static int snd_vt1724_eeprom_get(struct snd_kcontrol *kcontrol,
1576                                  struct snd_ctl_elem_value *ucontrol)
1577 {
1578         struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
1579
1580         memcpy(ucontrol->value.bytes.data, &ice->eeprom, sizeof(ice->eeprom));
1581         return 0;
1582 }
1583
1584 static const struct snd_kcontrol_new snd_vt1724_eeprom = {
1585         .iface = SNDRV_CTL_ELEM_IFACE_CARD,
1586         .name = "ICE1724 EEPROM",
1587         .access = SNDRV_CTL_ELEM_ACCESS_READ,
1588         .info = snd_vt1724_eeprom_info,
1589         .get = snd_vt1724_eeprom_get
1590 };
1591
1592 /*
1593  */
1594 static int snd_vt1724_spdif_info(struct snd_kcontrol *kcontrol,
1595                                  struct snd_ctl_elem_info *uinfo)
1596 {
1597         uinfo->type = SNDRV_CTL_ELEM_TYPE_IEC958;
1598         uinfo->count = 1;
1599         return 0;
1600 }
1601
1602 static unsigned int encode_spdif_bits(struct snd_aes_iec958 *diga)
1603 {
1604         unsigned int val, rbits;
1605
1606         val = diga->status[0] & 0x03; /* professional, non-audio */
1607         if (val & 0x01) {
1608                 /* professional */
1609                 if ((diga->status[0] & IEC958_AES0_PRO_EMPHASIS) ==
1610                     IEC958_AES0_PRO_EMPHASIS_5015)
1611                         val |= 1U << 3;
1612                 rbits = (diga->status[4] >> 3) & 0x0f;
1613                 if (rbits) {
1614                         switch (rbits) {
1615                         case 2: val |= 5 << 12; break; /* 96k */
1616                         case 3: val |= 6 << 12; break; /* 192k */
1617                         case 10: val |= 4 << 12; break; /* 88.2k */
1618                         case 11: val |= 7 << 12; break; /* 176.4k */
1619                         }
1620                 } else {
1621                         switch (diga->status[0] & IEC958_AES0_PRO_FS) {
1622                         case IEC958_AES0_PRO_FS_44100:
1623                                 break;
1624                         case IEC958_AES0_PRO_FS_32000:
1625                                 val |= 3U << 12;
1626                                 break;
1627                         default:
1628                                 val |= 2U << 12;
1629                                 break;
1630                         }
1631                 }
1632         } else {
1633                 /* consumer */
1634                 val |= diga->status[1] & 0x04; /* copyright */
1635                 if ((diga->status[0] & IEC958_AES0_CON_EMPHASIS) ==
1636                     IEC958_AES0_CON_EMPHASIS_5015)
1637                         val |= 1U << 3;
1638                 val |= (unsigned int)(diga->status[1] & 0x3f) << 4; /* category */
1639                 val |= (unsigned int)(diga->status[3] & IEC958_AES3_CON_FS) << 12; /* fs */
1640         }
1641         return val;
1642 }
1643
1644 static void decode_spdif_bits(struct snd_aes_iec958 *diga, unsigned int val)
1645 {
1646         memset(diga->status, 0, sizeof(diga->status));
1647         diga->status[0] = val & 0x03; /* professional, non-audio */
1648         if (val & 0x01) {
1649                 /* professional */
1650                 if (val & (1U << 3))
1651                         diga->status[0] |= IEC958_AES0_PRO_EMPHASIS_5015;
1652                 switch ((val >> 12) & 0x7) {
1653                 case 0:
1654                         break;
1655                 case 2:
1656                         diga->status[0] |= IEC958_AES0_PRO_FS_32000;
1657                         break;
1658                 default:
1659                         diga->status[0] |= IEC958_AES0_PRO_FS_48000;
1660                         break;
1661                 }
1662         } else {
1663                 /* consumer */
1664                 diga->status[0] |= val & (1U << 2); /* copyright */
1665                 if (val & (1U << 3))
1666                         diga->status[0] |= IEC958_AES0_CON_EMPHASIS_5015;
1667                 diga->status[1] |= (val >> 4) & 0x3f; /* category */
1668                 diga->status[3] |= (val >> 12) & 0x07; /* fs */
1669         }
1670 }
1671
1672 static int snd_vt1724_spdif_default_get(struct snd_kcontrol *kcontrol,
1673                                         struct snd_ctl_elem_value *ucontrol)
1674 {
1675         struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
1676         unsigned int val;
1677         val = inw(ICEMT1724(ice, SPDIF_CTRL));
1678         decode_spdif_bits(&ucontrol->value.iec958, val);
1679         return 0;
1680 }
1681
1682 static int snd_vt1724_spdif_default_put(struct snd_kcontrol *kcontrol,
1683                                          struct snd_ctl_elem_value *ucontrol)
1684 {
1685         struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
1686         unsigned int val, old;
1687
1688         val = encode_spdif_bits(&ucontrol->value.iec958);
1689         spin_lock_irq(&ice->reg_lock);
1690         old = inw(ICEMT1724(ice, SPDIF_CTRL));
1691         if (val != old)
1692                 update_spdif_bits(ice, val);
1693         spin_unlock_irq(&ice->reg_lock);
1694         return val != old;
1695 }
1696
1697 static const struct snd_kcontrol_new snd_vt1724_spdif_default =
1698 {
1699         .iface =        SNDRV_CTL_ELEM_IFACE_PCM,
1700         .name =         SNDRV_CTL_NAME_IEC958("", PLAYBACK, DEFAULT),
1701         .info =         snd_vt1724_spdif_info,
1702         .get =          snd_vt1724_spdif_default_get,
1703         .put =          snd_vt1724_spdif_default_put
1704 };
1705
1706 static int snd_vt1724_spdif_maskc_get(struct snd_kcontrol *kcontrol,
1707                                        struct snd_ctl_elem_value *ucontrol)
1708 {
1709         ucontrol->value.iec958.status[0] = IEC958_AES0_NONAUDIO |
1710                                                      IEC958_AES0_PROFESSIONAL |
1711                                                      IEC958_AES0_CON_NOT_COPYRIGHT |
1712                                                      IEC958_AES0_CON_EMPHASIS;
1713         ucontrol->value.iec958.status[1] = IEC958_AES1_CON_ORIGINAL |
1714                                                      IEC958_AES1_CON_CATEGORY;
1715         ucontrol->value.iec958.status[3] = IEC958_AES3_CON_FS;
1716         return 0;
1717 }
1718
1719 static int snd_vt1724_spdif_maskp_get(struct snd_kcontrol *kcontrol,
1720                                        struct snd_ctl_elem_value *ucontrol)
1721 {
1722         ucontrol->value.iec958.status[0] = IEC958_AES0_NONAUDIO |
1723                                                      IEC958_AES0_PROFESSIONAL |
1724                                                      IEC958_AES0_PRO_FS |
1725                                                      IEC958_AES0_PRO_EMPHASIS;
1726         return 0;
1727 }
1728
1729 static const struct snd_kcontrol_new snd_vt1724_spdif_maskc =
1730 {
1731         .access =       SNDRV_CTL_ELEM_ACCESS_READ,
1732         .iface =        SNDRV_CTL_ELEM_IFACE_PCM,
1733         .name =         SNDRV_CTL_NAME_IEC958("", PLAYBACK, CON_MASK),
1734         .info =         snd_vt1724_spdif_info,
1735         .get =          snd_vt1724_spdif_maskc_get,
1736 };
1737
1738 static const struct snd_kcontrol_new snd_vt1724_spdif_maskp =
1739 {
1740         .access =       SNDRV_CTL_ELEM_ACCESS_READ,
1741         .iface =        SNDRV_CTL_ELEM_IFACE_PCM,
1742         .name =         SNDRV_CTL_NAME_IEC958("", PLAYBACK, PRO_MASK),
1743         .info =         snd_vt1724_spdif_info,
1744         .get =          snd_vt1724_spdif_maskp_get,
1745 };
1746
1747 #define snd_vt1724_spdif_sw_info                snd_ctl_boolean_mono_info
1748
1749 static int snd_vt1724_spdif_sw_get(struct snd_kcontrol *kcontrol,
1750                                    struct snd_ctl_elem_value *ucontrol)
1751 {
1752         struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
1753         ucontrol->value.integer.value[0] = inb(ICEREG1724(ice, SPDIF_CFG)) &
1754                 VT1724_CFG_SPDIF_OUT_EN ? 1 : 0;
1755         return 0;
1756 }
1757
1758 static int snd_vt1724_spdif_sw_put(struct snd_kcontrol *kcontrol,
1759                                    struct snd_ctl_elem_value *ucontrol)
1760 {
1761         struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
1762         unsigned char old, val;
1763
1764         spin_lock_irq(&ice->reg_lock);
1765         old = val = inb(ICEREG1724(ice, SPDIF_CFG));
1766         val &= ~VT1724_CFG_SPDIF_OUT_EN;
1767         if (ucontrol->value.integer.value[0])
1768                 val |= VT1724_CFG_SPDIF_OUT_EN;
1769         if (old != val)
1770                 outb(val, ICEREG1724(ice, SPDIF_CFG));
1771         spin_unlock_irq(&ice->reg_lock);
1772         return old != val;
1773 }
1774
1775 static const struct snd_kcontrol_new snd_vt1724_spdif_switch =
1776 {
1777         .iface =        SNDRV_CTL_ELEM_IFACE_MIXER,
1778         /* FIXME: the following conflict with IEC958 Playback Route */
1779         /* .name =         SNDRV_CTL_NAME_IEC958("", PLAYBACK, SWITCH), */
1780         .name =         SNDRV_CTL_NAME_IEC958("Output ", NONE, SWITCH),
1781         .info =         snd_vt1724_spdif_sw_info,
1782         .get =          snd_vt1724_spdif_sw_get,
1783         .put =          snd_vt1724_spdif_sw_put
1784 };
1785
1786
1787 #if 0 /* NOT USED YET */
1788 /*
1789  * GPIO access from extern
1790  */
1791
1792 #define snd_vt1724_gpio_info            snd_ctl_boolean_mono_info
1793
1794 int snd_vt1724_gpio_get(struct snd_kcontrol *kcontrol,
1795                         struct snd_ctl_elem_value *ucontrol)
1796 {
1797         struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
1798         int shift = kcontrol->private_value & 0xff;
1799         int invert = (kcontrol->private_value & (1<<24)) ? 1 : 0;
1800
1801         snd_ice1712_save_gpio_status(ice);
1802         ucontrol->value.integer.value[0] =
1803                 (snd_ice1712_gpio_read(ice) & (1 << shift) ? 1 : 0) ^ invert;
1804         snd_ice1712_restore_gpio_status(ice);
1805         return 0;
1806 }
1807
1808 int snd_ice1712_gpio_put(struct snd_kcontrol *kcontrol,
1809                          struct snd_ctl_elem_value *ucontrol)
1810 {
1811         struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
1812         int shift = kcontrol->private_value & 0xff;
1813         int invert = (kcontrol->private_value & (1<<24)) ? mask : 0;
1814         unsigned int val, nval;
1815
1816         if (kcontrol->private_value & (1 << 31))
1817                 return -EPERM;
1818         nval = (ucontrol->value.integer.value[0] ? (1 << shift) : 0) ^ invert;
1819         snd_ice1712_save_gpio_status(ice);
1820         val = snd_ice1712_gpio_read(ice);
1821         nval |= val & ~(1 << shift);
1822         if (val != nval)
1823                 snd_ice1712_gpio_write(ice, nval);
1824         snd_ice1712_restore_gpio_status(ice);
1825         return val != nval;
1826 }
1827 #endif /* NOT USED YET */
1828
1829 /*
1830  *  rate
1831  */
1832 static int snd_vt1724_pro_internal_clock_info(struct snd_kcontrol *kcontrol,
1833                                               struct snd_ctl_elem_info *uinfo)
1834 {
1835         struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
1836         int hw_rates_count = ice->hw_rates->count;
1837         uinfo->type = SNDRV_CTL_ELEM_TYPE_ENUMERATED;
1838         uinfo->count = 1;
1839
1840         /* internal clocks */
1841         uinfo->value.enumerated.items = hw_rates_count;
1842         /* external clocks */
1843         if (ice->force_rdma1 ||
1844             (ice->eeprom.data[ICE_EEP2_SPDIF] & VT1724_CFG_SPDIF_IN))
1845                 uinfo->value.enumerated.items += ice->ext_clock_count;
1846         /* upper limit - keep at top */
1847         if (uinfo->value.enumerated.item >= uinfo->value.enumerated.items)
1848                 uinfo->value.enumerated.item = uinfo->value.enumerated.items - 1;
1849         if (uinfo->value.enumerated.item >= hw_rates_count)
1850                 /* ext_clock items */
1851                 strcpy(uinfo->value.enumerated.name,
1852                                 ice->ext_clock_names[
1853                                 uinfo->value.enumerated.item - hw_rates_count]);
1854         else
1855                 /* int clock items */
1856                 sprintf(uinfo->value.enumerated.name, "%d",
1857                         ice->hw_rates->list[uinfo->value.enumerated.item]);
1858         return 0;
1859 }
1860
1861 static int snd_vt1724_pro_internal_clock_get(struct snd_kcontrol *kcontrol,
1862                                              struct snd_ctl_elem_value *ucontrol)
1863 {
1864         struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
1865         unsigned int i, rate;
1866
1867         spin_lock_irq(&ice->reg_lock);
1868         if (ice->is_spdif_master(ice)) {
1869                 ucontrol->value.enumerated.item[0] = ice->hw_rates->count +
1870                         ice->get_spdif_master_type(ice);
1871         } else {
1872                 rate = ice->get_rate(ice);
1873                 ucontrol->value.enumerated.item[0] = 0;
1874                 for (i = 0; i < ice->hw_rates->count; i++) {
1875                         if (ice->hw_rates->list[i] == rate) {
1876                                 ucontrol->value.enumerated.item[0] = i;
1877                                 break;
1878                         }
1879                 }
1880         }
1881         spin_unlock_irq(&ice->reg_lock);
1882         return 0;
1883 }
1884
1885 static int stdclock_get_spdif_master_type(struct snd_ice1712 *ice)
1886 {
1887         /* standard external clock - only single type - SPDIF IN */
1888         return 0;
1889 }
1890
1891 /* setting clock to external - SPDIF */
1892 static int stdclock_set_spdif_clock(struct snd_ice1712 *ice, int type)
1893 {
1894         unsigned char oval;
1895         unsigned char i2s_oval;
1896         oval = inb(ICEMT1724(ice, RATE));
1897         outb(oval | VT1724_SPDIF_MASTER, ICEMT1724(ice, RATE));
1898         /* setting 256fs */
1899         i2s_oval = inb(ICEMT1724(ice, I2S_FORMAT));
1900         outb(i2s_oval & ~VT1724_MT_I2S_MCLK_128X, ICEMT1724(ice, I2S_FORMAT));
1901         return 0;
1902 }
1903
1904
1905 static int snd_vt1724_pro_internal_clock_put(struct snd_kcontrol *kcontrol,
1906                                              struct snd_ctl_elem_value *ucontrol)
1907 {
1908         struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
1909         unsigned int old_rate, new_rate;
1910         unsigned int item = ucontrol->value.enumerated.item[0];
1911         unsigned int first_ext_clock = ice->hw_rates->count;
1912
1913         if (item >  first_ext_clock + ice->ext_clock_count - 1)
1914                 return -EINVAL;
1915
1916         /* if rate = 0 => external clock */
1917         spin_lock_irq(&ice->reg_lock);
1918         if (ice->is_spdif_master(ice))
1919                 old_rate = 0;
1920         else
1921                 old_rate = ice->get_rate(ice);
1922         if (item >= first_ext_clock) {
1923                 /* switching to external clock */
1924                 ice->set_spdif_clock(ice, item - first_ext_clock);
1925                 new_rate = 0;
1926         } else {
1927                 /* internal on-card clock */
1928                 new_rate = ice->hw_rates->list[item];
1929                 ice->pro_rate_default = new_rate;
1930                 spin_unlock_irq(&ice->reg_lock);
1931                 snd_vt1724_set_pro_rate(ice, ice->pro_rate_default, 1);
1932                 spin_lock_irq(&ice->reg_lock);
1933         }
1934         spin_unlock_irq(&ice->reg_lock);
1935
1936         /* the first switch to the ext. clock mode? */
1937         if (old_rate != new_rate && !new_rate) {
1938                 /* notify akm chips as well */
1939                 unsigned int i;
1940                 if (ice->gpio.set_pro_rate)
1941                         ice->gpio.set_pro_rate(ice, 0);
1942                 for (i = 0; i < ice->akm_codecs; i++) {
1943                         if (ice->akm[i].ops.set_rate_val)
1944                                 ice->akm[i].ops.set_rate_val(&ice->akm[i], 0);
1945                 }
1946         }
1947         return old_rate != new_rate;
1948 }
1949
1950 static const struct snd_kcontrol_new snd_vt1724_pro_internal_clock = {
1951         .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
1952         .name = "Multi Track Internal Clock",
1953         .info = snd_vt1724_pro_internal_clock_info,
1954         .get = snd_vt1724_pro_internal_clock_get,
1955         .put = snd_vt1724_pro_internal_clock_put
1956 };
1957
1958 #define snd_vt1724_pro_rate_locking_info        snd_ctl_boolean_mono_info
1959
1960 static int snd_vt1724_pro_rate_locking_get(struct snd_kcontrol *kcontrol,
1961                                            struct snd_ctl_elem_value *ucontrol)
1962 {
1963         ucontrol->value.integer.value[0] = PRO_RATE_LOCKED;
1964         return 0;
1965 }
1966
1967 static int snd_vt1724_pro_rate_locking_put(struct snd_kcontrol *kcontrol,
1968                                            struct snd_ctl_elem_value *ucontrol)
1969 {
1970         struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
1971         int change = 0, nval;
1972
1973         nval = ucontrol->value.integer.value[0] ? 1 : 0;
1974         spin_lock_irq(&ice->reg_lock);
1975         change = PRO_RATE_LOCKED != nval;
1976         PRO_RATE_LOCKED = nval;
1977         spin_unlock_irq(&ice->reg_lock);
1978         return change;
1979 }
1980
1981 static const struct snd_kcontrol_new snd_vt1724_pro_rate_locking = {
1982         .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
1983         .name = "Multi Track Rate Locking",
1984         .info = snd_vt1724_pro_rate_locking_info,
1985         .get = snd_vt1724_pro_rate_locking_get,
1986         .put = snd_vt1724_pro_rate_locking_put
1987 };
1988
1989 #define snd_vt1724_pro_rate_reset_info          snd_ctl_boolean_mono_info
1990
1991 static int snd_vt1724_pro_rate_reset_get(struct snd_kcontrol *kcontrol,
1992                                          struct snd_ctl_elem_value *ucontrol)
1993 {
1994         ucontrol->value.integer.value[0] = PRO_RATE_RESET ? 1 : 0;
1995         return 0;
1996 }
1997
1998 static int snd_vt1724_pro_rate_reset_put(struct snd_kcontrol *kcontrol,
1999                                          struct snd_ctl_elem_value *ucontrol)
2000 {
2001         struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
2002         int change = 0, nval;
2003
2004         nval = ucontrol->value.integer.value[0] ? 1 : 0;
2005         spin_lock_irq(&ice->reg_lock);
2006         change = PRO_RATE_RESET != nval;
2007         PRO_RATE_RESET = nval;
2008         spin_unlock_irq(&ice->reg_lock);
2009         return change;
2010 }
2011
2012 static const struct snd_kcontrol_new snd_vt1724_pro_rate_reset = {
2013         .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
2014         .name = "Multi Track Rate Reset",
2015         .info = snd_vt1724_pro_rate_reset_info,
2016         .get = snd_vt1724_pro_rate_reset_get,
2017         .put = snd_vt1724_pro_rate_reset_put
2018 };
2019
2020
2021 /*
2022  * routing
2023  */
2024 static int snd_vt1724_pro_route_info(struct snd_kcontrol *kcontrol,
2025                                      struct snd_ctl_elem_info *uinfo)
2026 {
2027         static const char * const texts[] = {
2028                 "PCM Out", /* 0 */
2029                 "H/W In 0", "H/W In 1", /* 1-2 */
2030                 "IEC958 In L", "IEC958 In R", /* 3-4 */
2031         };
2032
2033         return snd_ctl_enum_info(uinfo, 1, 5, texts);
2034 }
2035
2036 static inline int analog_route_shift(int idx)
2037 {
2038         return (idx % 2) * 12 + ((idx / 2) * 3) + 8;
2039 }
2040
2041 static inline int digital_route_shift(int idx)
2042 {
2043         return idx * 3;
2044 }
2045
2046 int snd_ice1724_get_route_val(struct snd_ice1712 *ice, int shift)
2047 {
2048         unsigned long val;
2049         unsigned char eitem;
2050         static const unsigned char xlate[8] = {
2051                 0, 255, 1, 2, 255, 255, 3, 4,
2052         };
2053
2054         val = inl(ICEMT1724(ice, ROUTE_PLAYBACK));
2055         val >>= shift;
2056         val &= 7; /* we now have 3 bits per output */
2057         eitem = xlate[val];
2058         if (eitem == 255) {
2059                 snd_BUG();
2060                 return 0;
2061         }
2062         return eitem;
2063 }
2064
2065 int snd_ice1724_put_route_val(struct snd_ice1712 *ice, unsigned int val,
2066                                                                 int shift)
2067 {
2068         unsigned int old_val, nval;
2069         int change;
2070         static const unsigned char xroute[8] = {
2071                 0, /* PCM */
2072                 2, /* PSDIN0 Left */
2073                 3, /* PSDIN0 Right */
2074                 6, /* SPDIN Left */
2075                 7, /* SPDIN Right */
2076         };
2077
2078         nval = xroute[val % 5];
2079         val = old_val = inl(ICEMT1724(ice, ROUTE_PLAYBACK));
2080         val &= ~(0x07 << shift);
2081         val |= nval << shift;
2082         change = val != old_val;
2083         if (change)
2084                 outl(val, ICEMT1724(ice, ROUTE_PLAYBACK));
2085         return change;
2086 }
2087
2088 static int snd_vt1724_pro_route_analog_get(struct snd_kcontrol *kcontrol,
2089                                            struct snd_ctl_elem_value *ucontrol)
2090 {
2091         struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
2092         int idx = snd_ctl_get_ioffidx(kcontrol, &ucontrol->id);
2093         ucontrol->value.enumerated.item[0] =
2094                 snd_ice1724_get_route_val(ice, analog_route_shift(idx));
2095         return 0;
2096 }
2097
2098 static int snd_vt1724_pro_route_analog_put(struct snd_kcontrol *kcontrol,
2099                                            struct snd_ctl_elem_value *ucontrol)
2100 {
2101         struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
2102         int idx = snd_ctl_get_ioffidx(kcontrol, &ucontrol->id);
2103         return snd_ice1724_put_route_val(ice,
2104                                          ucontrol->value.enumerated.item[0],
2105                                          analog_route_shift(idx));
2106 }
2107
2108 static int snd_vt1724_pro_route_spdif_get(struct snd_kcontrol *kcontrol,
2109                                           struct snd_ctl_elem_value *ucontrol)
2110 {
2111         struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
2112         int idx = snd_ctl_get_ioffidx(kcontrol, &ucontrol->id);
2113         ucontrol->value.enumerated.item[0] =
2114                 snd_ice1724_get_route_val(ice, digital_route_shift(idx));
2115         return 0;
2116 }
2117
2118 static int snd_vt1724_pro_route_spdif_put(struct snd_kcontrol *kcontrol,
2119                                           struct snd_ctl_elem_value *ucontrol)
2120 {
2121         struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
2122         int idx = snd_ctl_get_ioffidx(kcontrol, &ucontrol->id);
2123         return snd_ice1724_put_route_val(ice,
2124                                          ucontrol->value.enumerated.item[0],
2125                                          digital_route_shift(idx));
2126 }
2127
2128 static const struct snd_kcontrol_new snd_vt1724_mixer_pro_analog_route =
2129 {
2130         .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
2131         .name = "H/W Playback Route",
2132         .info = snd_vt1724_pro_route_info,
2133         .get = snd_vt1724_pro_route_analog_get,
2134         .put = snd_vt1724_pro_route_analog_put,
2135 };
2136
2137 static const struct snd_kcontrol_new snd_vt1724_mixer_pro_spdif_route = {
2138         .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
2139         .name = SNDRV_CTL_NAME_IEC958("", PLAYBACK, NONE) "Route",
2140         .info = snd_vt1724_pro_route_info,
2141         .get = snd_vt1724_pro_route_spdif_get,
2142         .put = snd_vt1724_pro_route_spdif_put,
2143         .count = 2,
2144 };
2145
2146
2147 static int snd_vt1724_pro_peak_info(struct snd_kcontrol *kcontrol,
2148                                     struct snd_ctl_elem_info *uinfo)
2149 {
2150         uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
2151         uinfo->count = 22; /* FIXME: for compatibility with ice1712... */
2152         uinfo->value.integer.min = 0;
2153         uinfo->value.integer.max = 255;
2154         return 0;
2155 }
2156
2157 static int snd_vt1724_pro_peak_get(struct snd_kcontrol *kcontrol,
2158                                    struct snd_ctl_elem_value *ucontrol)
2159 {
2160         struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
2161         int idx;
2162
2163         spin_lock_irq(&ice->reg_lock);
2164         for (idx = 0; idx < 22; idx++) {
2165                 outb(idx, ICEMT1724(ice, MONITOR_PEAKINDEX));
2166                 ucontrol->value.integer.value[idx] =
2167                         inb(ICEMT1724(ice, MONITOR_PEAKDATA));
2168         }
2169         spin_unlock_irq(&ice->reg_lock);
2170         return 0;
2171 }
2172
2173 static const struct snd_kcontrol_new snd_vt1724_mixer_pro_peak = {
2174         .iface = SNDRV_CTL_ELEM_IFACE_PCM,
2175         .name = "Multi Track Peak",
2176         .access = SNDRV_CTL_ELEM_ACCESS_READ | SNDRV_CTL_ELEM_ACCESS_VOLATILE,
2177         .info = snd_vt1724_pro_peak_info,
2178         .get = snd_vt1724_pro_peak_get
2179 };
2180
2181 /*
2182  *
2183  */
2184
2185 static struct snd_ice1712_card_info no_matched;
2186
2187
2188 /*
2189   ooAoo cards with no controls
2190 */
2191 static unsigned char ooaoo_sq210_eeprom[] = {
2192         [ICE_EEP2_SYSCONF]     = 0x4c,  /* 49MHz crystal, no mpu401, no ADC,
2193                                            1xDACs */
2194         [ICE_EEP2_ACLINK]      = 0x80,  /* I2S */
2195         [ICE_EEP2_I2S]         = 0x78,  /* no volume, 96k, 24bit, 192k */
2196         [ICE_EEP2_SPDIF]       = 0xc1,  /* out-en, out-int, out-ext */
2197         [ICE_EEP2_GPIO_DIR]    = 0x00,  /* no GPIOs are used */
2198         [ICE_EEP2_GPIO_DIR1]   = 0x00,
2199         [ICE_EEP2_GPIO_DIR2]   = 0x00,
2200         [ICE_EEP2_GPIO_MASK]   = 0xff,
2201         [ICE_EEP2_GPIO_MASK1]  = 0xff,
2202         [ICE_EEP2_GPIO_MASK2]  = 0xff,
2203
2204         [ICE_EEP2_GPIO_STATE]  = 0x00, /* inputs */
2205         [ICE_EEP2_GPIO_STATE1] = 0x00, /* all 1, but GPIO_CPLD_RW
2206                                           and GPIO15 always zero */
2207         [ICE_EEP2_GPIO_STATE2] = 0x00, /* inputs */
2208 };
2209
2210
2211 static struct snd_ice1712_card_info snd_vt1724_ooaoo_cards[] = {
2212         {
2213                 .name = "ooAoo SQ210a",
2214                 .model = "sq210a",
2215                 .eeprom_size = sizeof(ooaoo_sq210_eeprom),
2216                 .eeprom_data = ooaoo_sq210_eeprom,
2217         },
2218         { } /* terminator */
2219 };
2220
2221 static struct snd_ice1712_card_info *card_tables[] = {
2222         snd_vt1724_revo_cards,
2223         snd_vt1724_amp_cards,
2224         snd_vt1724_aureon_cards,
2225         snd_vt1720_mobo_cards,
2226         snd_vt1720_pontis_cards,
2227         snd_vt1724_prodigy_hifi_cards,
2228         snd_vt1724_prodigy192_cards,
2229         snd_vt1724_juli_cards,
2230         snd_vt1724_maya44_cards,
2231         snd_vt1724_phase_cards,
2232         snd_vt1724_wtm_cards,
2233         snd_vt1724_se_cards,
2234         snd_vt1724_qtet_cards,
2235         snd_vt1724_ooaoo_cards,
2236         snd_vt1724_psc724_cards,
2237         NULL,
2238 };
2239
2240
2241 /*
2242  */
2243
2244 static void wait_i2c_busy(struct snd_ice1712 *ice)
2245 {
2246         int t = 0x10000;
2247         while ((inb(ICEREG1724(ice, I2C_CTRL)) & VT1724_I2C_BUSY) && t--)
2248                 ;
2249         if (t == -1)
2250                 dev_err(ice->card->dev, "i2c busy timeout\n");
2251 }
2252
2253 unsigned char snd_vt1724_read_i2c(struct snd_ice1712 *ice,
2254                                   unsigned char dev, unsigned char addr)
2255 {
2256         unsigned char val;
2257
2258         mutex_lock(&ice->i2c_mutex);
2259         wait_i2c_busy(ice);
2260         outb(addr, ICEREG1724(ice, I2C_BYTE_ADDR));
2261         outb(dev & ~VT1724_I2C_WRITE, ICEREG1724(ice, I2C_DEV_ADDR));
2262         wait_i2c_busy(ice);
2263         val = inb(ICEREG1724(ice, I2C_DATA));
2264         mutex_unlock(&ice->i2c_mutex);
2265         /*
2266         dev_dbg(ice->card->dev, "i2c_read: [0x%x,0x%x] = 0x%x\n", dev, addr, val);
2267         */
2268         return val;
2269 }
2270
2271 void snd_vt1724_write_i2c(struct snd_ice1712 *ice,
2272                           unsigned char dev, unsigned char addr, unsigned char data)
2273 {
2274         mutex_lock(&ice->i2c_mutex);
2275         wait_i2c_busy(ice);
2276         /*
2277         dev_dbg(ice->card->dev, "i2c_write: [0x%x,0x%x] = 0x%x\n", dev, addr, data);
2278         */
2279         outb(addr, ICEREG1724(ice, I2C_BYTE_ADDR));
2280         outb(data, ICEREG1724(ice, I2C_DATA));
2281         outb(dev | VT1724_I2C_WRITE, ICEREG1724(ice, I2C_DEV_ADDR));
2282         wait_i2c_busy(ice);
2283         mutex_unlock(&ice->i2c_mutex);
2284 }
2285
2286 static int snd_vt1724_read_eeprom(struct snd_ice1712 *ice,
2287                                   const char *modelname)
2288 {
2289         const int dev = 0xa0;           /* EEPROM device address */
2290         unsigned int i, size;
2291         struct snd_ice1712_card_info * const *tbl, *c;
2292
2293         if (!modelname || !*modelname) {
2294                 ice->eeprom.subvendor = 0;
2295                 if ((inb(ICEREG1724(ice, I2C_CTRL)) & VT1724_I2C_EEPROM) != 0)
2296                         ice->eeprom.subvendor =
2297                                 (snd_vt1724_read_i2c(ice, dev, 0x00) << 0) |
2298                                 (snd_vt1724_read_i2c(ice, dev, 0x01) << 8) |
2299                                 (snd_vt1724_read_i2c(ice, dev, 0x02) << 16) |
2300                                 (snd_vt1724_read_i2c(ice, dev, 0x03) << 24);
2301                 if (ice->eeprom.subvendor == 0 ||
2302                     ice->eeprom.subvendor == (unsigned int)-1) {
2303                         /* invalid subvendor from EEPROM, try the PCI
2304                          * subststem ID instead
2305                          */
2306                         u16 vendor, device;
2307                         pci_read_config_word(ice->pci, PCI_SUBSYSTEM_VENDOR_ID,
2308                                              &vendor);
2309                         pci_read_config_word(ice->pci, PCI_SUBSYSTEM_ID, &device);
2310                         ice->eeprom.subvendor =
2311                                 ((unsigned int)swab16(vendor) << 16) | swab16(device);
2312                         if (ice->eeprom.subvendor == 0 ||
2313                             ice->eeprom.subvendor == (unsigned int)-1) {
2314                                 dev_err(ice->card->dev,
2315                                         "No valid ID is found\n");
2316                                 return -ENXIO;
2317                         }
2318                 }
2319         }
2320         for (tbl = card_tables; *tbl; tbl++) {
2321                 for (c = *tbl; c->name; c++) {
2322                         if (modelname && c->model &&
2323                             !strcmp(modelname, c->model)) {
2324                                 dev_info(ice->card->dev,
2325                                          "Using board model %s\n",
2326                                        c->name);
2327                                 ice->eeprom.subvendor = c->subvendor;
2328                         } else if (c->subvendor != ice->eeprom.subvendor)
2329                                 continue;
2330                         ice->card_info = c;
2331                         if (!c->eeprom_size || !c->eeprom_data)
2332                                 goto found;
2333                         /* if the EEPROM is given by the driver, use it */
2334                         dev_dbg(ice->card->dev, "using the defined eeprom..\n");
2335                         ice->eeprom.version = 2;
2336                         ice->eeprom.size = c->eeprom_size + 6;
2337                         memcpy(ice->eeprom.data, c->eeprom_data, c->eeprom_size);
2338                         goto read_skipped;
2339                 }
2340         }
2341         dev_warn(ice->card->dev, "No matching model found for ID 0x%x\n",
2342                ice->eeprom.subvendor);
2343 #ifdef CONFIG_PM_SLEEP
2344         /* assume AC97-only card which can suspend without additional code */
2345         ice->pm_suspend_enabled = 1;
2346 #endif
2347
2348  found:
2349         ice->eeprom.size = snd_vt1724_read_i2c(ice, dev, 0x04);
2350         if (ice->eeprom.size < 6)
2351                 ice->eeprom.size = 32;
2352         else if (ice->eeprom.size > 32) {
2353                 dev_err(ice->card->dev, "Invalid EEPROM (size = %i)\n",
2354                        ice->eeprom.size);
2355                 return -EIO;
2356         }
2357         ice->eeprom.version = snd_vt1724_read_i2c(ice, dev, 0x05);
2358         if (ice->eeprom.version != 1 && ice->eeprom.version != 2)
2359                 dev_warn(ice->card->dev, "Invalid EEPROM version %i\n",
2360                        ice->eeprom.version);
2361         size = ice->eeprom.size - 6;
2362         for (i = 0; i < size; i++)
2363                 ice->eeprom.data[i] = snd_vt1724_read_i2c(ice, dev, i + 6);
2364
2365  read_skipped:
2366         ice->eeprom.gpiomask = eeprom_triple(ice, ICE_EEP2_GPIO_MASK);
2367         ice->eeprom.gpiostate = eeprom_triple(ice, ICE_EEP2_GPIO_STATE);
2368         ice->eeprom.gpiodir = eeprom_triple(ice, ICE_EEP2_GPIO_DIR);
2369
2370         return 0;
2371 }
2372
2373
2374
2375 static void snd_vt1724_chip_reset(struct snd_ice1712 *ice)
2376 {
2377         outb(VT1724_RESET , ICEREG1724(ice, CONTROL));
2378         inb(ICEREG1724(ice, CONTROL)); /* pci posting flush */
2379         msleep(10);
2380         outb(0, ICEREG1724(ice, CONTROL));
2381         inb(ICEREG1724(ice, CONTROL)); /* pci posting flush */
2382         msleep(10);
2383 }
2384
2385 static int snd_vt1724_chip_init(struct snd_ice1712 *ice)
2386 {
2387         outb(ice->eeprom.data[ICE_EEP2_SYSCONF], ICEREG1724(ice, SYS_CFG));
2388         outb(ice->eeprom.data[ICE_EEP2_ACLINK], ICEREG1724(ice, AC97_CFG));
2389         outb(ice->eeprom.data[ICE_EEP2_I2S], ICEREG1724(ice, I2S_FEATURES));
2390         outb(ice->eeprom.data[ICE_EEP2_SPDIF], ICEREG1724(ice, SPDIF_CFG));
2391
2392         ice->gpio.write_mask = ice->eeprom.gpiomask;
2393         ice->gpio.direction = ice->eeprom.gpiodir;
2394         snd_vt1724_set_gpio_mask(ice, ice->eeprom.gpiomask);
2395         snd_vt1724_set_gpio_dir(ice, ice->eeprom.gpiodir);
2396         snd_vt1724_set_gpio_data(ice, ice->eeprom.gpiostate);
2397
2398         outb(0, ICEREG1724(ice, POWERDOWN));
2399
2400         /* MPU_RX and TX irq masks are cleared later dynamically */
2401         outb(VT1724_IRQ_MPU_RX | VT1724_IRQ_MPU_TX , ICEREG1724(ice, IRQMASK));
2402
2403         /* don't handle FIFO overrun/underruns (just yet),
2404          * since they cause machine lockups
2405          */
2406         outb(VT1724_MULTI_FIFO_ERR, ICEMT1724(ice, DMA_INT_MASK));
2407
2408         return 0;
2409 }
2410
2411 static int snd_vt1724_spdif_build_controls(struct snd_ice1712 *ice)
2412 {
2413         int err;
2414         struct snd_kcontrol *kctl;
2415
2416         if (snd_BUG_ON(!ice->pcm))
2417                 return -EIO;
2418
2419         if (!ice->own_routing) {
2420                 err = snd_ctl_add(ice->card,
2421                         snd_ctl_new1(&snd_vt1724_mixer_pro_spdif_route, ice));
2422                 if (err < 0)
2423                         return err;
2424         }
2425
2426         err = snd_ctl_add(ice->card, snd_ctl_new1(&snd_vt1724_spdif_switch, ice));
2427         if (err < 0)
2428                 return err;
2429
2430         err = snd_ctl_add(ice->card, kctl = snd_ctl_new1(&snd_vt1724_spdif_default, ice));
2431         if (err < 0)
2432                 return err;
2433         kctl->id.device = ice->pcm->device;
2434         err = snd_ctl_add(ice->card, kctl = snd_ctl_new1(&snd_vt1724_spdif_maskc, ice));
2435         if (err < 0)
2436                 return err;
2437         kctl->id.device = ice->pcm->device;
2438         err = snd_ctl_add(ice->card, kctl = snd_ctl_new1(&snd_vt1724_spdif_maskp, ice));
2439         if (err < 0)
2440                 return err;
2441         kctl->id.device = ice->pcm->device;
2442 #if 0 /* use default only */
2443         err = snd_ctl_add(ice->card, kctl = snd_ctl_new1(&snd_vt1724_spdif_stream, ice));
2444         if (err < 0)
2445                 return err;
2446         kctl->id.device = ice->pcm->device;
2447         ice->spdif.stream_ctl = kctl;
2448 #endif
2449         return 0;
2450 }
2451
2452
2453 static int snd_vt1724_build_controls(struct snd_ice1712 *ice)
2454 {
2455         int err;
2456
2457         err = snd_ctl_add(ice->card, snd_ctl_new1(&snd_vt1724_eeprom, ice));
2458         if (err < 0)
2459                 return err;
2460         err = snd_ctl_add(ice->card, snd_ctl_new1(&snd_vt1724_pro_internal_clock, ice));
2461         if (err < 0)
2462                 return err;
2463
2464         err = snd_ctl_add(ice->card, snd_ctl_new1(&snd_vt1724_pro_rate_locking, ice));
2465         if (err < 0)
2466                 return err;
2467         err = snd_ctl_add(ice->card, snd_ctl_new1(&snd_vt1724_pro_rate_reset, ice));
2468         if (err < 0)
2469                 return err;
2470
2471         if (!ice->own_routing && ice->num_total_dacs > 0) {
2472                 struct snd_kcontrol_new tmp = snd_vt1724_mixer_pro_analog_route;
2473                 tmp.count = ice->num_total_dacs;
2474                 if (ice->vt1720 && tmp.count > 2)
2475                         tmp.count = 2;
2476                 err = snd_ctl_add(ice->card, snd_ctl_new1(&tmp, ice));
2477                 if (err < 0)
2478                         return err;
2479         }
2480
2481         return snd_ctl_add(ice->card,
2482                            snd_ctl_new1(&snd_vt1724_mixer_pro_peak, ice));
2483 }
2484
2485 static int snd_vt1724_free(struct snd_ice1712 *ice)
2486 {
2487         if (!ice->port)
2488                 goto __hw_end;
2489         /* mask all interrupts */
2490         outb(0xff, ICEMT1724(ice, DMA_INT_MASK));
2491         outb(0xff, ICEREG1724(ice, IRQMASK));
2492         /* --- */
2493 __hw_end:
2494         if (ice->irq >= 0)
2495                 free_irq(ice->irq, ice);
2496         pci_release_regions(ice->pci);
2497         snd_ice1712_akm4xxx_free(ice);
2498         pci_disable_device(ice->pci);
2499         kfree(ice->spec);
2500         kfree(ice);
2501         return 0;
2502 }
2503
2504 static int snd_vt1724_dev_free(struct snd_device *device)
2505 {
2506         struct snd_ice1712 *ice = device->device_data;
2507         return snd_vt1724_free(ice);
2508 }
2509
2510 static int snd_vt1724_create(struct snd_card *card,
2511                              struct pci_dev *pci,
2512                              const char *modelname,
2513                              struct snd_ice1712 **r_ice1712)
2514 {
2515         struct snd_ice1712 *ice;
2516         int err;
2517         static struct snd_device_ops ops = {
2518                 .dev_free =     snd_vt1724_dev_free,
2519         };
2520
2521         *r_ice1712 = NULL;
2522
2523         /* enable PCI device */
2524         err = pci_enable_device(pci);
2525         if (err < 0)
2526                 return err;
2527
2528         ice = kzalloc(sizeof(*ice), GFP_KERNEL);
2529         if (ice == NULL) {
2530                 pci_disable_device(pci);
2531                 return -ENOMEM;
2532         }
2533         ice->vt1724 = 1;
2534         spin_lock_init(&ice->reg_lock);
2535         mutex_init(&ice->gpio_mutex);
2536         mutex_init(&ice->open_mutex);
2537         mutex_init(&ice->i2c_mutex);
2538         ice->gpio.set_mask = snd_vt1724_set_gpio_mask;
2539         ice->gpio.get_mask = snd_vt1724_get_gpio_mask;
2540         ice->gpio.set_dir = snd_vt1724_set_gpio_dir;
2541         ice->gpio.get_dir = snd_vt1724_get_gpio_dir;
2542         ice->gpio.set_data = snd_vt1724_set_gpio_data;
2543         ice->gpio.get_data = snd_vt1724_get_gpio_data;
2544         ice->card = card;
2545         ice->pci = pci;
2546         ice->irq = -1;
2547         pci_set_master(pci);
2548         snd_vt1724_proc_init(ice);
2549         synchronize_irq(pci->irq);
2550
2551         card->private_data = ice;
2552
2553         err = pci_request_regions(pci, "ICE1724");
2554         if (err < 0) {
2555                 kfree(ice);
2556                 pci_disable_device(pci);
2557                 return err;
2558         }
2559         ice->port = pci_resource_start(pci, 0);
2560         ice->profi_port = pci_resource_start(pci, 1);
2561
2562         if (request_irq(pci->irq, snd_vt1724_interrupt,
2563                         IRQF_SHARED, KBUILD_MODNAME, ice)) {
2564                 dev_err(card->dev, "unable to grab IRQ %d\n", pci->irq);
2565                 snd_vt1724_free(ice);
2566                 return -EIO;
2567         }
2568
2569         ice->irq = pci->irq;
2570
2571         snd_vt1724_chip_reset(ice);
2572         if (snd_vt1724_read_eeprom(ice, modelname) < 0) {
2573                 snd_vt1724_free(ice);
2574                 return -EIO;
2575         }
2576         if (snd_vt1724_chip_init(ice) < 0) {
2577                 snd_vt1724_free(ice);
2578                 return -EIO;
2579         }
2580
2581         err = snd_device_new(card, SNDRV_DEV_LOWLEVEL, ice, &ops);
2582         if (err < 0) {
2583                 snd_vt1724_free(ice);
2584                 return err;
2585         }
2586
2587         *r_ice1712 = ice;
2588         return 0;
2589 }
2590
2591
2592 /*
2593  *
2594  * Registration
2595  *
2596  */
2597
2598 static int snd_vt1724_probe(struct pci_dev *pci,
2599                             const struct pci_device_id *pci_id)
2600 {
2601         static int dev;
2602         struct snd_card *card;
2603         struct snd_ice1712 *ice;
2604         int pcm_dev = 0, err;
2605         struct snd_ice1712_card_info * const *tbl, *c;
2606
2607         if (dev >= SNDRV_CARDS)
2608                 return -ENODEV;
2609         if (!enable[dev]) {
2610                 dev++;
2611                 return -ENOENT;
2612         }
2613
2614         err = snd_card_new(&pci->dev, index[dev], id[dev], THIS_MODULE,
2615                            0, &card);
2616         if (err < 0)
2617                 return err;
2618
2619         strcpy(card->driver, "ICE1724");
2620         strcpy(card->shortname, "ICEnsemble ICE1724");
2621
2622         err = snd_vt1724_create(card, pci, model[dev], &ice);
2623         if (err < 0) {
2624                 snd_card_free(card);
2625                 return err;
2626         }
2627
2628         /* field init before calling chip_init */
2629         ice->ext_clock_count = 0;
2630
2631         for (tbl = card_tables; *tbl; tbl++) {
2632                 for (c = *tbl; c->name; c++) {
2633                         if ((model[dev] && c->model &&
2634                              !strcmp(model[dev], c->model)) ||
2635                             (c->subvendor == ice->eeprom.subvendor)) {
2636                                 strcpy(card->shortname, c->name);
2637                                 if (c->driver) /* specific driver? */
2638                                         strcpy(card->driver, c->driver);
2639                                 if (c->chip_init) {
2640                                         err = c->chip_init(ice);
2641                                         if (err < 0) {
2642                                                 snd_card_free(card);
2643                                                 return err;
2644                                         }
2645                                 }
2646                                 goto __found;
2647                         }
2648                 }
2649         }
2650         c = &no_matched;
2651 __found:
2652         /*
2653         * VT1724 has separate DMAs for the analog and the SPDIF streams while
2654         * ICE1712 has only one for both (mixed up).
2655         *
2656         * Confusingly the analog PCM is named "professional" here because it
2657         * was called so in ice1712 driver, and vt1724 driver is derived from
2658         * ice1712 driver.
2659         */
2660         ice->pro_rate_default = PRO_RATE_DEFAULT;
2661         if (!ice->is_spdif_master)
2662                 ice->is_spdif_master = stdclock_is_spdif_master;
2663         if (!ice->get_rate)
2664                 ice->get_rate = stdclock_get_rate;
2665         if (!ice->set_rate)
2666                 ice->set_rate = stdclock_set_rate;
2667         if (!ice->set_mclk)
2668                 ice->set_mclk = stdclock_set_mclk;
2669         if (!ice->set_spdif_clock)
2670                 ice->set_spdif_clock = stdclock_set_spdif_clock;
2671         if (!ice->get_spdif_master_type)
2672                 ice->get_spdif_master_type = stdclock_get_spdif_master_type;
2673         if (!ice->ext_clock_names)
2674                 ice->ext_clock_names = ext_clock_names;
2675         if (!ice->ext_clock_count)
2676                 ice->ext_clock_count = ARRAY_SIZE(ext_clock_names);
2677
2678         if (!ice->hw_rates)
2679                 set_std_hw_rates(ice);
2680
2681         err = snd_vt1724_pcm_profi(ice, pcm_dev++);
2682         if (err < 0) {
2683                 snd_card_free(card);
2684                 return err;
2685         }
2686
2687         err = snd_vt1724_pcm_spdif(ice, pcm_dev++);
2688         if (err < 0) {
2689                 snd_card_free(card);
2690                 return err;
2691         }
2692
2693         err = snd_vt1724_pcm_indep(ice, pcm_dev++);
2694         if (err < 0) {
2695                 snd_card_free(card);
2696                 return err;
2697         }
2698
2699         err = snd_vt1724_ac97_mixer(ice);
2700         if (err < 0) {
2701                 snd_card_free(card);
2702                 return err;
2703         }
2704
2705         err = snd_vt1724_build_controls(ice);
2706         if (err < 0) {
2707                 snd_card_free(card);
2708                 return err;
2709         }
2710
2711         if (ice->pcm && ice->has_spdif) { /* has SPDIF I/O */
2712                 err = snd_vt1724_spdif_build_controls(ice);
2713                 if (err < 0) {
2714                         snd_card_free(card);
2715                         return err;
2716                 }
2717         }
2718
2719         if (c->build_controls) {
2720                 err = c->build_controls(ice);
2721                 if (err < 0) {
2722                         snd_card_free(card);
2723                         return err;
2724                 }
2725         }
2726
2727         if (!c->no_mpu401) {
2728                 if (ice->eeprom.data[ICE_EEP2_SYSCONF] & VT1724_CFG_MPU401) {
2729                         struct snd_rawmidi *rmidi;
2730
2731                         err = snd_rawmidi_new(card, "MIDI", 0, 1, 1, &rmidi);
2732                         if (err < 0) {
2733                                 snd_card_free(card);
2734                                 return err;
2735                         }
2736                         ice->rmidi[0] = rmidi;
2737                         rmidi->private_data = ice;
2738                         strcpy(rmidi->name, "ICE1724 MIDI");
2739                         rmidi->info_flags = SNDRV_RAWMIDI_INFO_OUTPUT |
2740                                             SNDRV_RAWMIDI_INFO_INPUT |
2741                                             SNDRV_RAWMIDI_INFO_DUPLEX;
2742                         snd_rawmidi_set_ops(rmidi, SNDRV_RAWMIDI_STREAM_OUTPUT,
2743                                             &vt1724_midi_output_ops);
2744                         snd_rawmidi_set_ops(rmidi, SNDRV_RAWMIDI_STREAM_INPUT,
2745                                             &vt1724_midi_input_ops);
2746
2747                         /* set watermarks */
2748                         outb(VT1724_MPU_RX_FIFO | 0x1,
2749                              ICEREG1724(ice, MPU_FIFO_WM));
2750                         outb(0x1, ICEREG1724(ice, MPU_FIFO_WM));
2751                         /* set UART mode */
2752                         outb(VT1724_MPU_UART, ICEREG1724(ice, MPU_CTRL));
2753                 }
2754         }
2755
2756         sprintf(card->longname, "%s at 0x%lx, irq %i",
2757                 card->shortname, ice->port, ice->irq);
2758
2759         err = snd_card_register(card);
2760         if (err < 0) {
2761                 snd_card_free(card);
2762                 return err;
2763         }
2764         pci_set_drvdata(pci, card);
2765         dev++;
2766         return 0;
2767 }
2768
2769 static void snd_vt1724_remove(struct pci_dev *pci)
2770 {
2771         struct snd_card *card = pci_get_drvdata(pci);
2772         struct snd_ice1712 *ice = card->private_data;
2773
2774         if (ice->card_info && ice->card_info->chip_exit)
2775                 ice->card_info->chip_exit(ice);
2776         snd_card_free(card);
2777 }
2778
2779 #ifdef CONFIG_PM_SLEEP
2780 static int snd_vt1724_suspend(struct device *dev)
2781 {
2782         struct snd_card *card = dev_get_drvdata(dev);
2783         struct snd_ice1712 *ice = card->private_data;
2784
2785         if (!ice->pm_suspend_enabled)
2786                 return 0;
2787
2788         snd_power_change_state(card, SNDRV_CTL_POWER_D3hot);
2789
2790         snd_ac97_suspend(ice->ac97);
2791
2792         spin_lock_irq(&ice->reg_lock);
2793         ice->pm_saved_is_spdif_master = ice->is_spdif_master(ice);
2794         ice->pm_saved_spdif_ctrl = inw(ICEMT1724(ice, SPDIF_CTRL));
2795         ice->pm_saved_spdif_cfg = inb(ICEREG1724(ice, SPDIF_CFG));
2796         ice->pm_saved_route = inl(ICEMT1724(ice, ROUTE_PLAYBACK));
2797         spin_unlock_irq(&ice->reg_lock);
2798
2799         if (ice->pm_suspend)
2800                 ice->pm_suspend(ice);
2801         return 0;
2802 }
2803
2804 static int snd_vt1724_resume(struct device *dev)
2805 {
2806         struct snd_card *card = dev_get_drvdata(dev);
2807         struct snd_ice1712 *ice = card->private_data;
2808
2809         if (!ice->pm_suspend_enabled)
2810                 return 0;
2811
2812         snd_vt1724_chip_reset(ice);
2813
2814         if (snd_vt1724_chip_init(ice) < 0) {
2815                 snd_card_disconnect(card);
2816                 return -EIO;
2817         }
2818
2819         if (ice->pm_resume)
2820                 ice->pm_resume(ice);
2821
2822         if (ice->pm_saved_is_spdif_master) {
2823                 /* switching to external clock via SPDIF */
2824                 ice->set_spdif_clock(ice, 0);
2825         } else {
2826                 /* internal on-card clock */
2827                 int rate;
2828                 if (ice->cur_rate)
2829                         rate = ice->cur_rate;
2830                 else
2831                         rate = ice->pro_rate_default;
2832                 snd_vt1724_set_pro_rate(ice, rate, 1);
2833         }
2834
2835         update_spdif_bits(ice, ice->pm_saved_spdif_ctrl);
2836
2837         outb(ice->pm_saved_spdif_cfg, ICEREG1724(ice, SPDIF_CFG));
2838         outl(ice->pm_saved_route, ICEMT1724(ice, ROUTE_PLAYBACK));
2839
2840         snd_ac97_resume(ice->ac97);
2841
2842         snd_power_change_state(card, SNDRV_CTL_POWER_D0);
2843         return 0;
2844 }
2845
2846 static SIMPLE_DEV_PM_OPS(snd_vt1724_pm, snd_vt1724_suspend, snd_vt1724_resume);
2847 #define SND_VT1724_PM_OPS       &snd_vt1724_pm
2848 #else
2849 #define SND_VT1724_PM_OPS       NULL
2850 #endif /* CONFIG_PM_SLEEP */
2851
2852 static struct pci_driver vt1724_driver = {
2853         .name = KBUILD_MODNAME,
2854         .id_table = snd_vt1724_ids,
2855         .probe = snd_vt1724_probe,
2856         .remove = snd_vt1724_remove,
2857         .driver = {
2858                 .pm = SND_VT1724_PM_OPS,
2859         },
2860 };
2861
2862 module_pci_driver(vt1724_driver);