sound/pci/ice1712/ice1724.c

   1 /*
   2  *   ALSA driver for VT1724 ICEnsemble ICE1724 / VIA VT1724 (Envy24HT)
   3  *                   VIA VT1720 (Envy24PT)
   4  *
   5  *      Copyright (c) 2000 Jaroslav Kysela <perex@perex.cz>
   6  *                    2002 James Stafford <jstafford@ampltd.com>
   7  *                    2003 Takashi Iwai <tiwai@suse.de>
   8  *
   9  *   This program is free software; you can redistribute it and/or modify
  10  *   it under the terms of the GNU General Public License as published by
  11  *   the Free Software Foundation; either version 2 of the License, or
  12  *   (at your option) any later version.
  13  *
  14  *   This program is distributed in the hope that it will be useful,
  15  *   but WITHOUT ANY WARRANTY; without even the implied warranty of
  16  *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  17  *   GNU General Public License for more details.
  18  *
  19  *   You should have received a copy of the GNU General Public License
  20  *   along with this program; if not, write to the Free Software
  21  *   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307 USA
  22  *
  23  */
  24
  25 #include <linux/delay.h>
  26 #include <linux/interrupt.h>
  27 #include <linux/init.h>
  28 #include <linux/pci.h>
  29 #include <linux/slab.h>
  30 #include <linux/module.h>
  31 #include <linux/mutex.h>
  32 #include <sound/core.h>
  33 #include <sound/info.h>
  34 #include <sound/rawmidi.h>
  35 #include <sound/initval.h>
  36
  37 #include <sound/asoundef.h>
  38
  39 #include "ice1712.h"
  40 #include "envy24ht.h"
  41
  42 /* lowlevel routines */
  43 #include "amp.h"
  44 #include "revo.h"
  45 #include "aureon.h"
  46 #include "vt1720_mobo.h"
  47 #include "pontis.h"
  48 #include "prodigy192.h"
  49 #include "prodigy_hifi.h"
  50 #include "juli.h"
  51 #include "maya44.h"
  52 #include "phase.h"
  53 #include "wtm.h"
  54 #include "se.h"
  55 #include "quartet.h"
  56 #include "psc724.h"
  57
  58 MODULE_AUTHOR("Jaroslav Kysela <perex@perex.cz>");
  59 MODULE_DESCRIPTION("VIA ICEnsemble ICE1724/1720 (Envy24HT/PT)");
  60 MODULE_LICENSE("GPL");
  61 MODULE_SUPPORTED_DEVICE("{"
  62                REVO_DEVICE_DESC
  63                AMP_AUDIO2000_DEVICE_DESC
  64                AUREON_DEVICE_DESC
  65                VT1720_MOBO_DEVICE_DESC
  66                PONTIS_DEVICE_DESC
  67                PRODIGY192_DEVICE_DESC
  68                PRODIGY_HIFI_DEVICE_DESC
  69                JULI_DEVICE_DESC
  70                MAYA44_DEVICE_DESC
  71                PHASE_DEVICE_DESC
  72                WTM_DEVICE_DESC
  73                SE_DEVICE_DESC
  74                QTET_DEVICE_DESC
  75                 "{VIA,VT1720},"
  76                 "{VIA,VT1724},"
  77                 "{ICEnsemble,Generic ICE1724},"
  78                 "{ICEnsemble,Generic Envy24HT}"
  79                 "{ICEnsemble,Generic Envy24PT}}");
  80
  81 static int index[SNDRV_CARDS] = SNDRV_DEFAULT_IDX;      /* Index 0-MAX */
  82 static char *id[SNDRV_CARDS] = SNDRV_DEFAULT_STR;       /* ID for this card */
  83 static bool enable[SNDRV_CARDS] = SNDRV_DEFAULT_ENABLE_PNP;             /* Enable this card */
  84 static char *model[SNDRV_CARDS];
  85
  86 module_param_array(index, int, NULL, 0444);
  87 MODULE_PARM_DESC(index, "Index value for ICE1724 soundcard.");
  88 module_param_array(id, charp, NULL, 0444);
  89 MODULE_PARM_DESC(id, "ID string for ICE1724 soundcard.");
  90 module_param_array(enable, bool, NULL, 0444);
  91 MODULE_PARM_DESC(enable, "Enable ICE1724 soundcard.");
  92 module_param_array(model, charp, NULL, 0444);
  93 MODULE_PARM_DESC(model, "Use the given board model.");
  94
  95
  96 /* Both VT1720 and VT1724 have the same PCI IDs */
  97 static const struct pci_device_id snd_vt1724_ids[] = {
  98         { PCI_VDEVICE(ICE, PCI_DEVICE_ID_VT1724), 0 },
  99         { 0, }
 100 };
 101
 102 MODULE_DEVICE_TABLE(pci, snd_vt1724_ids);
 103
 104
 105 static int PRO_RATE_LOCKED;
 106 static int PRO_RATE_RESET = 1;
 107 static unsigned int PRO_RATE_DEFAULT = 44100;
 108
 109 static const char * const ext_clock_names[1] = { "IEC958 In" };
 110
 111 /*
 112  *  Basic I/O
 113  */
 114
 115 /*
 116  *  default rates, default clock routines
 117  */
 118
 119 /* check whether the clock mode is spdif-in */
 120 static inline int stdclock_is_spdif_master(struct snd_ice1712 *ice)
 121 {
 122         return (inb(ICEMT1724(ice, RATE)) & VT1724_SPDIF_MASTER) ? 1 : 0;
 123 }
 124
 125 /*
 126  * locking rate makes sense only for internal clock mode
 127  */
 128 static inline int is_pro_rate_locked(struct snd_ice1712 *ice)
 129 {
 130         return (!ice->is_spdif_master(ice)) && PRO_RATE_LOCKED;
 131 }
 132
 133 /*
 134  * ac97 section
 135  */
 136
 137 static unsigned char snd_vt1724_ac97_ready(struct snd_ice1712 *ice)
 138 {
 139         unsigned char old_cmd;
 140         int tm;
 141         for (tm = 0; tm < 0x10000; tm++) {
 142                 old_cmd = inb(ICEMT1724(ice, AC97_CMD));
 143                 if (old_cmd & (VT1724_AC97_WRITE | VT1724_AC97_READ))
 144                         continue;
 145                 if (!(old_cmd & VT1724_AC97_READY))
 146                         continue;
 147                 return old_cmd;
 148         }
 149         dev_dbg(ice->card->dev, "snd_vt1724_ac97_ready: timeout\n");
 150         return old_cmd;
 151 }
 152
 153 static int snd_vt1724_ac97_wait_bit(struct snd_ice1712 *ice, unsigned char bit)
 154 {
 155         int tm;
 156         for (tm = 0; tm < 0x10000; tm++)
 157                 if ((inb(ICEMT1724(ice, AC97_CMD)) & bit) == 0)
 158                         return 0;
 159         dev_dbg(ice->card->dev, "snd_vt1724_ac97_wait_bit: timeout\n");
 160         return -EIO;
 161 }
 162
 163 static void snd_vt1724_ac97_write(struct snd_ac97 *ac97,
 164                                   unsigned short reg,
 165                                   unsigned short val)
 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         outw(val, ICEMT1724(ice, AC97_DATA));
 175         outb(old_cmd | VT1724_AC97_WRITE, ICEMT1724(ice, AC97_CMD));
 176         snd_vt1724_ac97_wait_bit(ice, VT1724_AC97_WRITE);
 177 }
 178
 179 static unsigned short snd_vt1724_ac97_read(struct snd_ac97 *ac97, unsigned short reg)
 180 {
 181         struct snd_ice1712 *ice = ac97->private_data;
 182         unsigned char old_cmd;
 183
 184         old_cmd = snd_vt1724_ac97_ready(ice);
 185         old_cmd &= ~VT1724_AC97_ID_MASK;
 186         old_cmd |= ac97->num;
 187         outb(reg, ICEMT1724(ice, AC97_INDEX));
 188         outb(old_cmd | VT1724_AC97_READ, ICEMT1724(ice, AC97_CMD));
 189         if (snd_vt1724_ac97_wait_bit(ice, VT1724_AC97_READ) < 0)
 190                 return ~0;
 191         return inw(ICEMT1724(ice, AC97_DATA));
 192 }
 193
 194
 195 /*
 196  * GPIO operations
 197  */
 198
 199 /* set gpio direction 0 = read, 1 = write */
 200 static void snd_vt1724_set_gpio_dir(struct snd_ice1712 *ice, unsigned int data)
 201 {
 202         outl(data, ICEREG1724(ice, GPIO_DIRECTION));
 203         inw(ICEREG1724(ice, GPIO_DIRECTION)); /* dummy read for pci-posting */
 204 }
 205
 206 /* get gpio direction 0 = read, 1 = write */
 207 static unsigned int snd_vt1724_get_gpio_dir(struct snd_ice1712 *ice)
 208 {
 209         return inl(ICEREG1724(ice, GPIO_DIRECTION));
 210 }
 211
 212 /* set the gpio mask (0 = writable) */
 213 static void snd_vt1724_set_gpio_mask(struct snd_ice1712 *ice, unsigned int data)
 214 {
 215         outw(data, ICEREG1724(ice, GPIO_WRITE_MASK));
 216         if (!ice->vt1720) /* VT1720 supports only 16 GPIO bits */
 217                 outb((data >> 16) & 0xff, ICEREG1724(ice, GPIO_WRITE_MASK_22));
 218         inw(ICEREG1724(ice, GPIO_WRITE_MASK)); /* dummy read for pci-posting */
 219 }
 220
 221 static unsigned int snd_vt1724_get_gpio_mask(struct snd_ice1712 *ice)
 222 {
 223         unsigned int mask;
 224         if (!ice->vt1720)
 225                 mask = (unsigned int)inb(ICEREG1724(ice, GPIO_WRITE_MASK_22));
 226         else
 227                 mask = 0;
 228         mask = (mask << 16) | inw(ICEREG1724(ice, GPIO_WRITE_MASK));
 229         return mask;
 230 }
 231
 232 static void snd_vt1724_set_gpio_data(struct snd_ice1712 *ice, unsigned int data)
 233 {
 234         outw(data, ICEREG1724(ice, GPIO_DATA));
 235         if (!ice->vt1720)
 236                 outb(data >> 16, ICEREG1724(ice, GPIO_DATA_22));
 237         inw(ICEREG1724(ice, GPIO_DATA)); /* dummy read for pci-posting */
 238 }
 239
 240 static unsigned int snd_vt1724_get_gpio_data(struct snd_ice1712 *ice)
 241 {
 242         unsigned int data;
 243         if (!ice->vt1720)
 244                 data = (unsigned int)inb(ICEREG1724(ice, GPIO_DATA_22));
 245         else
 246                 data = 0;
 247         data = (data << 16) | inw(ICEREG1724(ice, GPIO_DATA));
 248         return data;
 249 }
 250
 251 /*
 252  * MIDI
 253  */
 254
 255 static void vt1724_midi_clear_rx(struct snd_ice1712 *ice)
 256 {
 257         unsigned int count;
 258
 259         for (count = inb(ICEREG1724(ice, MPU_RXFIFO)); count > 0; --count)
 260                 inb(ICEREG1724(ice, MPU_DATA));
 261 }
 262
 263 static inline struct snd_rawmidi_substream *
 264 get_rawmidi_substream(struct snd_ice1712 *ice, unsigned int stream)
 265 {
 266         return list_first_entry(&ice->rmidi[0]->streams[stream].substreams,
 267                                 struct snd_rawmidi_substream, list);
 268 }
 269
 270 static void enable_midi_irq(struct snd_ice1712 *ice, u8 flag, int enable);
 271
 272 static void vt1724_midi_write(struct snd_ice1712 *ice)
 273 {
 274         struct snd_rawmidi_substream *s;
 275         int count, i;
 276         u8 buffer[32];
 277
 278         s = get_rawmidi_substream(ice, SNDRV_RAWMIDI_STREAM_OUTPUT);
 279         count = 31 - inb(ICEREG1724(ice, MPU_TXFIFO));
 280         if (count > 0) {
 281                 count = snd_rawmidi_transmit(s, buffer, count);
 282                 for (i = 0; i < count; ++i)
 283                         outb(buffer[i], ICEREG1724(ice, MPU_DATA));
 284         }
 285         /* mask irq when all bytes have been transmitted.
 286          * enabled again in output_trigger when the new data comes in.
 287          */
 288         enable_midi_irq(ice, VT1724_IRQ_MPU_TX,
 289                         !snd_rawmidi_transmit_empty(s));
 290 }
 291
 292 static void vt1724_midi_read(struct snd_ice1712 *ice)
 293 {
 294         struct snd_rawmidi_substream *s;
 295         int count, i;
 296         u8 buffer[32];
 297
 298         s = get_rawmidi_substream(ice, SNDRV_RAWMIDI_STREAM_INPUT);
 299         count = inb(ICEREG1724(ice, MPU_RXFIFO));
 300         if (count > 0) {
 301                 count = min(count, 32);
 302                 for (i = 0; i < count; ++i)
 303                         buffer[i] = inb(ICEREG1724(ice, MPU_DATA));
 304                 snd_rawmidi_receive(s, buffer, count);
 305         }
 306 }
 307
 308 /* call with ice->reg_lock */
 309 static void enable_midi_irq(struct snd_ice1712 *ice, u8 flag, int enable)
 310 {
 311         u8 mask = inb(ICEREG1724(ice, IRQMASK));
 312         if (enable)
 313                 mask &= ~flag;
 314         else
 315                 mask |= flag;
 316         outb(mask, ICEREG1724(ice, IRQMASK));
 317 }
 318
 319 static void vt1724_enable_midi_irq(struct snd_rawmidi_substream *substream,
 320                                    u8 flag, int enable)
 321 {
 322         struct snd_ice1712 *ice = substream->rmidi->private_data;
 323
 324         spin_lock_irq(&ice->reg_lock);
 325         enable_midi_irq(ice, flag, enable);
 326         spin_unlock_irq(&ice->reg_lock);
 327 }
 328
 329 static int vt1724_midi_output_open(struct snd_rawmidi_substream *s)
 330 {
 331         return 0;
 332 }
 333
 334 static int vt1724_midi_output_close(struct snd_rawmidi_substream *s)
 335 {
 336         return 0;
 337 }
 338
 339 static void vt1724_midi_output_trigger(struct snd_rawmidi_substream *s, int up)
 340 {
 341         struct snd_ice1712 *ice = s->rmidi->private_data;
 342         unsigned long flags;
 343
 344         spin_lock_irqsave(&ice->reg_lock, flags);
 345         if (up) {
 346                 ice->midi_output = 1;
 347                 vt1724_midi_write(ice);
 348         } else {
 349                 ice->midi_output = 0;
 350                 enable_midi_irq(ice, VT1724_IRQ_MPU_TX, 0);
 351         }
 352         spin_unlock_irqrestore(&ice->reg_lock, flags);
 353 }
 354
 355 static void vt1724_midi_output_drain(struct snd_rawmidi_substream *s)
 356 {
 357         struct snd_ice1712 *ice = s->rmidi->private_data;
 358         unsigned long timeout;
 359
 360         vt1724_enable_midi_irq(s, VT1724_IRQ_MPU_TX, 0);
 361         /* 32 bytes should be transmitted in less than about 12 ms */
 362         timeout = jiffies + msecs_to_jiffies(15);
 363         do {
 364                 if (inb(ICEREG1724(ice, MPU_CTRL)) & VT1724_MPU_TX_EMPTY)
 365                         break;
 366                 schedule_timeout_uninterruptible(1);
 367         } while (time_after(timeout, jiffies));
 368 }
 369
 370 static struct snd_rawmidi_ops vt1724_midi_output_ops = {
 371         .open = vt1724_midi_output_open,
 372         .close = vt1724_midi_output_close,
 373         .trigger = vt1724_midi_output_trigger,
 374         .drain = vt1724_midi_output_drain,
 375 };
 376
 377 static int vt1724_midi_input_open(struct snd_rawmidi_substream *s)
 378 {
 379         vt1724_midi_clear_rx(s->rmidi->private_data);
 380         vt1724_enable_midi_irq(s, VT1724_IRQ_MPU_RX, 1);
 381         return 0;
 382 }
 383
 384 static int vt1724_midi_input_close(struct snd_rawmidi_substream *s)
 385 {
 386         vt1724_enable_midi_irq(s, VT1724_IRQ_MPU_RX, 0);
 387         return 0;
 388 }
 389
 390 static void vt1724_midi_input_trigger(struct snd_rawmidi_substream *s, int up)
 391 {
 392         struct snd_ice1712 *ice = s->rmidi->private_data;
 393         unsigned long flags;
 394
 395         spin_lock_irqsave(&ice->reg_lock, flags);
 396         if (up) {
 397                 ice->midi_input = 1;
 398                 vt1724_midi_read(ice);
 399         } else {
 400                 ice->midi_input = 0;
 401         }
 402         spin_unlock_irqrestore(&ice->reg_lock, flags);
 403 }
 404
 405 static struct snd_rawmidi_ops vt1724_midi_input_ops = {
 406         .open = vt1724_midi_input_open,
 407         .close = vt1724_midi_input_close,
 408         .trigger = vt1724_midi_input_trigger,
 409 };
 410
 411
 412 /*
 413  *  Interrupt handler
 414  */
 415
 416 static irqreturn_t snd_vt1724_interrupt(int irq, void *dev_id)
 417 {
 418         struct snd_ice1712 *ice = dev_id;
 419         unsigned char status;
 420         unsigned char status_mask =
 421                 VT1724_IRQ_MPU_RX | VT1724_IRQ_MPU_TX | VT1724_IRQ_MTPCM;
 422         int handled = 0;
 423         int timeout = 0;
 424
 425         while (1) {
 426                 status = inb(ICEREG1724(ice, IRQSTAT));
 427                 status &= status_mask;
 428                 if (status == 0)
 429                         break;
 430                 spin_lock(&ice->reg_lock);
 431                 if (++timeout > 10) {
 432                         status = inb(ICEREG1724(ice, IRQSTAT));
 433                         dev_err(ice->card->dev,
 434                                 "Too long irq loop, status = 0x%x\n", status);
 435                         if (status & VT1724_IRQ_MPU_TX) {
 436                                 dev_err(ice->card->dev, "Disabling MPU_TX\n");
 437                                 enable_midi_irq(ice, VT1724_IRQ_MPU_TX, 0);
 438                         }
 439                         spin_unlock(&ice->reg_lock);
 440                         break;
 441                 }
 442                 handled = 1;
 443                 if (status & VT1724_IRQ_MPU_TX) {
 444                         if (ice->midi_output)
 445                                 vt1724_midi_write(ice);
 446                         else
 447                                 enable_midi_irq(ice, VT1724_IRQ_MPU_TX, 0);
 448                         /* Due to mysterical reasons, MPU_TX is always
 449                          * generated (and can't be cleared) when a PCM
 450                          * playback is going.  So let's ignore at the
 451                          * next loop.
 452                          */
 453                         status_mask &= ~VT1724_IRQ_MPU_TX;
 454                 }
 455                 if (status & VT1724_IRQ_MPU_RX) {
 456                         if (ice->midi_input)
 457                                 vt1724_midi_read(ice);
 458                         else
 459                                 vt1724_midi_clear_rx(ice);
 460                 }
 461                 /* ack MPU irq */
 462                 outb(status, ICEREG1724(ice, IRQSTAT));
 463                 spin_unlock(&ice->reg_lock);
 464                 if (status & VT1724_IRQ_MTPCM) {
 465                         /*
 466                          * Multi-track PCM
 467                          * PCM assignment are:
 468                          * Playback DMA0 (M/C) = playback_pro_substream
 469                          * Playback DMA1 = playback_con_substream_ds[0]
 470                          * Playback DMA2 = playback_con_substream_ds[1]
 471                          * Playback DMA3 = playback_con_substream_ds[2]
 472                          * Playback DMA4 (SPDIF) = playback_con_substream
 473                          * Record DMA0 = capture_pro_substream
 474                          * Record DMA1 = capture_con_substream
 475                          */
 476                         unsigned char mtstat = inb(ICEMT1724(ice, IRQ));
 477                         if (mtstat & VT1724_MULTI_PDMA0) {
 478                                 if (ice->playback_pro_substream)
 479                                         snd_pcm_period_elapsed(ice->playback_pro_substream);
 480                         }
 481                         if (mtstat & VT1724_MULTI_RDMA0) {
 482                                 if (ice->capture_pro_substream)
 483                                         snd_pcm_period_elapsed(ice->capture_pro_substream);
 484                         }
 485                         if (mtstat & VT1724_MULTI_PDMA1) {
 486                                 if (ice->playback_con_substream_ds[0])
 487                                         snd_pcm_period_elapsed(ice->playback_con_substream_ds[0]);
 488                         }
 489                         if (mtstat & VT1724_MULTI_PDMA2) {
 490                                 if (ice->playback_con_substream_ds[1])
 491                                         snd_pcm_period_elapsed(ice->playback_con_substream_ds[1]);
 492                         }
 493                         if (mtstat & VT1724_MULTI_PDMA3) {
 494                                 if (ice->playback_con_substream_ds[2])
 495                                         snd_pcm_period_elapsed(ice->playback_con_substream_ds[2]);
 496                         }
 497                         if (mtstat & VT1724_MULTI_PDMA4) {
 498                                 if (ice->playback_con_substream)
 499                                         snd_pcm_period_elapsed(ice->playback_con_substream);
 500                         }
 501                         if (mtstat & VT1724_MULTI_RDMA1) {
 502                                 if (ice->capture_con_substream)
 503                                         snd_pcm_period_elapsed(ice->capture_con_substream);
 504                         }
 505                         /* ack anyway to avoid freeze */
 506                         outb(mtstat, ICEMT1724(ice, IRQ));
 507                         /* ought to really handle this properly */
 508                         if (mtstat & VT1724_MULTI_FIFO_ERR) {
 509                                 unsigned char fstat = inb(ICEMT1724(ice, DMA_FIFO_ERR));
 510                                 outb(fstat, ICEMT1724(ice, DMA_FIFO_ERR));
 511                                 outb(VT1724_MULTI_FIFO_ERR | inb(ICEMT1724(ice, DMA_INT_MASK)), ICEMT1724(ice, DMA_INT_MASK));
 512                                 /* If I don't do this, I get machine lockup due to continual interrupts */
 513                         }
 514
 515                 }
 516         }
 517         return IRQ_RETVAL(handled);
 518 }
 519
 520 /*
 521  *  PCM code - professional part (multitrack)
 522  */
 523
 524 static unsigned int rates[] = {
 525         8000, 9600, 11025, 12000, 16000, 22050, 24000,
 526         32000, 44100, 48000, 64000, 88200, 96000,
 527         176400, 192000,
 528 };
 529
 530 static struct snd_pcm_hw_constraint_list hw_constraints_rates_96 = {
 531         .count = ARRAY_SIZE(rates) - 2, /* up to 96000 */
 532         .list = rates,
 533         .mask = 0,
 534 };
 535
 536 static struct snd_pcm_hw_constraint_list hw_constraints_rates_48 = {
 537         .count = ARRAY_SIZE(rates) - 5, /* up to 48000 */
 538         .list = rates,
 539         .mask = 0,
 540 };
 541
 542 static struct snd_pcm_hw_constraint_list hw_constraints_rates_192 = {
 543         .count = ARRAY_SIZE(rates),
 544         .list = rates,
 545         .mask = 0,
 546 };
 547
 548 struct vt1724_pcm_reg {
 549         unsigned int addr;      /* ADDR register offset */
 550         unsigned int size;      /* SIZE register offset */
 551         unsigned int count;     /* COUNT register offset */
 552         unsigned int start;     /* start & pause bit */
 553 };
 554
 555 static int snd_vt1724_pcm_trigger(struct snd_pcm_substream *substream, int cmd)
 556 {
 557         struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
 558         unsigned char what;
 559         unsigned char old;
 560         struct snd_pcm_substream *s;
 561
 562         what = 0;
 563         snd_pcm_group_for_each_entry(s, substream) {
 564                 if (snd_pcm_substream_chip(s) == ice) {
 565                         const struct vt1724_pcm_reg *reg;
 566                         reg = s->runtime->private_data;
 567                         what |= reg->start;
 568                         snd_pcm_trigger_done(s, substream);
 569                 }
 570         }
 571
 572         switch (cmd) {
 573         case SNDRV_PCM_TRIGGER_PAUSE_PUSH:
 574         case SNDRV_PCM_TRIGGER_PAUSE_RELEASE:
 575                 spin_lock(&ice->reg_lock);
 576                 old = inb(ICEMT1724(ice, DMA_PAUSE));
 577                 if (cmd == SNDRV_PCM_TRIGGER_PAUSE_PUSH)
 578                         old |= what;
 579                 else
 580                         old &= ~what;
 581                 outb(old, ICEMT1724(ice, DMA_PAUSE));
 582                 spin_unlock(&ice->reg_lock);
 583                 break;
 584
 585         case SNDRV_PCM_TRIGGER_START:
 586         case SNDRV_PCM_TRIGGER_STOP:
 587         case SNDRV_PCM_TRIGGER_SUSPEND:
 588                 spin_lock(&ice->reg_lock);
 589                 old = inb(ICEMT1724(ice, DMA_CONTROL));
 590                 if (cmd == SNDRV_PCM_TRIGGER_START)
 591                         old |= what;
 592                 else
 593                         old &= ~what;
 594                 outb(old, ICEMT1724(ice, DMA_CONTROL));
 595                 spin_unlock(&ice->reg_lock);
 596                 break;
 597
 598         case SNDRV_PCM_TRIGGER_RESUME:
 599                 /* apps will have to restart stream */
 600                 break;
 601
 602         default:
 603                 return -EINVAL;
 604         }
 605         return 0;
 606 }
 607
 608 /*
 609  */
 610
 611 #define DMA_STARTS      (VT1724_RDMA0_START|VT1724_PDMA0_START|VT1724_RDMA1_START|\
 612         VT1724_PDMA1_START|VT1724_PDMA2_START|VT1724_PDMA3_START|VT1724_PDMA4_START)
 613 #define DMA_PAUSES      (VT1724_RDMA0_PAUSE|VT1724_PDMA0_PAUSE|VT1724_RDMA1_PAUSE|\
 614         VT1724_PDMA1_PAUSE|VT1724_PDMA2_PAUSE|VT1724_PDMA3_PAUSE|VT1724_PDMA4_PAUSE)
 615
 616 static const unsigned int stdclock_rate_list[16] = {
 617         48000, 24000, 12000, 9600, 32000, 16000, 8000, 96000, 44100,
 618         22050, 11025, 88200, 176400, 0, 192000, 64000
 619 };
 620
 621 static unsigned int stdclock_get_rate(struct snd_ice1712 *ice)
 622 {
 623         unsigned int rate;
 624         rate = stdclock_rate_list[inb(ICEMT1724(ice, RATE)) & 15];
 625         return rate;
 626 }
 627
 628 static void stdclock_set_rate(struct snd_ice1712 *ice, unsigned int rate)
 629 {
 630         int i;
 631         for (i = 0; i < ARRAY_SIZE(stdclock_rate_list); i++) {
 632                 if (stdclock_rate_list[i] == rate) {
 633                         outb(i, ICEMT1724(ice, RATE));
 634                         return;
 635                 }
 636         }
 637 }
 638
 639 static unsigned char stdclock_set_mclk(struct snd_ice1712 *ice,
 640                                        unsigned int rate)
 641 {
 642         unsigned char val, old;
 643         /* check MT02 */
 644         if (ice->eeprom.data[ICE_EEP2_ACLINK] & VT1724_CFG_PRO_I2S) {
 645                 val = old = inb(ICEMT1724(ice, I2S_FORMAT));
 646                 if (rate > 96000)
 647                         val |= VT1724_MT_I2S_MCLK_128X; /* 128x MCLK */
 648                 else
 649                         val &= ~VT1724_MT_I2S_MCLK_128X; /* 256x MCLK */
 650                 if (val != old) {
 651                         outb(val, ICEMT1724(ice, I2S_FORMAT));
 652                         /* master clock changed */
 653                         return 1;
 654                 }
 655         }
 656         /* no change in master clock */
 657         return 0;
 658 }
 659
 660 static int snd_vt1724_set_pro_rate(struct snd_ice1712 *ice, unsigned int rate,
 661                                     int force)
 662 {
 663         unsigned long flags;
 664         unsigned char mclk_change;
 665         unsigned int i, old_rate;
 666         bool call_set_rate = false;
 667
 668         if (rate > ice->hw_rates->list[ice->hw_rates->count - 1])
 669                 return -EINVAL;
 670
 671         spin_lock_irqsave(&ice->reg_lock, flags);
 672         if ((inb(ICEMT1724(ice, DMA_CONTROL)) & DMA_STARTS) ||
 673             (inb(ICEMT1724(ice, DMA_PAUSE)) & DMA_PAUSES)) {
 674                 /* running? we cannot change the rate now... */
 675                 spin_unlock_irqrestore(&ice->reg_lock, flags);
 676                 return ((rate == ice->cur_rate) && !force) ? 0 : -EBUSY;
 677         }
 678         if (!force && is_pro_rate_locked(ice)) {
 679                 /* comparing required and current rate - makes sense for
 680                  * internal clock only */
 681                 spin_unlock_irqrestore(&ice->reg_lock, flags);
 682                 return (rate == ice->cur_rate) ? 0 : -EBUSY;
 683         }
 684
 685         if (force || !ice->is_spdif_master(ice)) {
 686                 /* force means the rate was switched by ucontrol, otherwise
 687                  * setting clock rate for internal clock mode */
 688                 old_rate = ice->get_rate(ice);
 689                 if (force || (old_rate != rate))
 690                         call_set_rate = true;
 691                 else if (rate == ice->cur_rate) {
 692                         spin_unlock_irqrestore(&ice->reg_lock, flags);
 693                         return 0;
 694                 }
 695         }
 696
 697         ice->cur_rate = rate;
 698         spin_unlock_irqrestore(&ice->reg_lock, flags);
 699
 700         if (call_set_rate)
 701                 ice->set_rate(ice, rate);
 702
 703         /* setting master clock */
 704         mclk_change = ice->set_mclk(ice, rate);
 705
 706         if (mclk_change && ice->gpio.i2s_mclk_changed)
 707                 ice->gpio.i2s_mclk_changed(ice);
 708         if (ice->gpio.set_pro_rate)
 709                 ice->gpio.set_pro_rate(ice, rate);
 710
 711         /* set up codecs */
 712         for (i = 0; i < ice->akm_codecs; i++) {
 713                 if (ice->akm[i].ops.set_rate_val)
 714                         ice->akm[i].ops.set_rate_val(&ice->akm[i], rate);
 715         }
 716         if (ice->spdif.ops.setup_rate)
 717                 ice->spdif.ops.setup_rate(ice, rate);
 718
 719         return 0;
 720 }
 721
 722 static int snd_vt1724_pcm_hw_params(struct snd_pcm_substream *substream,
 723                                     struct snd_pcm_hw_params *hw_params)
 724 {
 725         struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
 726         int i, chs, err;
 727
 728         chs = params_channels(hw_params);
 729         mutex_lock(&ice->open_mutex);
 730         /* mark surround channels */
 731         if (substream == ice->playback_pro_substream) {
 732                 /* PDMA0 can be multi-channel up to 8 */
 733                 chs = chs / 2 - 1;
 734                 for (i = 0; i < chs; i++) {
 735                         if (ice->pcm_reserved[i] &&
 736                             ice->pcm_reserved[i] != substream) {
 737                                 mutex_unlock(&ice->open_mutex);
 738                                 return -EBUSY;
 739                         }
 740                         ice->pcm_reserved[i] = substream;
 741                 }
 742                 for (; i < 3; i++) {
 743                         if (ice->pcm_reserved[i] == substream)
 744                                 ice->pcm_reserved[i] = NULL;
 745                 }
 746         } else {
 747                 for (i = 0; i < 3; i++) {
 748                         /* check individual playback stream */
 749                         if (ice->playback_con_substream_ds[i] == substream) {
 750                                 if (ice->pcm_reserved[i] &&
 751                                     ice->pcm_reserved[i] != substream) {
 752                                         mutex_unlock(&ice->open_mutex);
 753                                         return -EBUSY;
 754                                 }
 755                                 ice->pcm_reserved[i] = substream;
 756                                 break;
 757                         }
 758                 }
 759         }
 760         mutex_unlock(&ice->open_mutex);
 761
 762         err = snd_vt1724_set_pro_rate(ice, params_rate(hw_params), 0);
 763         if (err < 0)
 764                 return err;
 765
 766         return snd_pcm_lib_malloc_pages(substream, params_buffer_bytes(hw_params));
 767 }
 768
 769 static int snd_vt1724_pcm_hw_free(struct snd_pcm_substream *substream)
 770 {
 771         struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
 772         int i;
 773
 774         mutex_lock(&ice->open_mutex);
 775         /* unmark surround channels */
 776         for (i = 0; i < 3; i++)
 777                 if (ice->pcm_reserved[i] == substream)
 778                         ice->pcm_reserved[i] = NULL;
 779         mutex_unlock(&ice->open_mutex);
 780         return snd_pcm_lib_free_pages(substream);
 781 }
 782
 783 static int snd_vt1724_playback_pro_prepare(struct snd_pcm_substream *substream)
 784 {
 785         struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
 786         unsigned char val;
 787         unsigned int size;
 788
 789         spin_lock_irq(&ice->reg_lock);
 790         val = (8 - substream->runtime->channels) >> 1;
 791         outb(val, ICEMT1724(ice, BURST));
 792
 793         outl(substream->runtime->dma_addr, ICEMT1724(ice, PLAYBACK_ADDR));
 794
 795         size = (snd_pcm_lib_buffer_bytes(substream) >> 2) - 1;
 796         /* outl(size, ICEMT1724(ice, PLAYBACK_SIZE)); */
 797         outw(size, ICEMT1724(ice, PLAYBACK_SIZE));
 798         outb(size >> 16, ICEMT1724(ice, PLAYBACK_SIZE) + 2);
 799         size = (snd_pcm_lib_period_bytes(substream) >> 2) - 1;
 800         /* outl(size, ICEMT1724(ice, PLAYBACK_COUNT)); */
 801         outw(size, ICEMT1724(ice, PLAYBACK_COUNT));
 802         outb(size >> 16, ICEMT1724(ice, PLAYBACK_COUNT) + 2);
 803
 804         spin_unlock_irq(&ice->reg_lock);
 805
 806         /*
 807         dev_dbg(ice->card->dev, "pro prepare: ch = %d, addr = 0x%x, "
 808                "buffer = 0x%x, period = 0x%x\n",
 809                substream->runtime->channels,
 810                (unsigned int)substream->runtime->dma_addr,
 811                snd_pcm_lib_buffer_bytes(substream),
 812                snd_pcm_lib_period_bytes(substream));
 813         */
 814         return 0;
 815 }
 816
 817 static snd_pcm_uframes_t snd_vt1724_playback_pro_pointer(struct snd_pcm_substream *substream)
 818 {
 819         struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
 820         size_t ptr;
 821
 822         if (!(inl(ICEMT1724(ice, DMA_CONTROL)) & VT1724_PDMA0_START))
 823                 return 0;
 824 #if 0 /* read PLAYBACK_ADDR */
 825         ptr = inl(ICEMT1724(ice, PLAYBACK_ADDR));
 826         if (ptr < substream->runtime->dma_addr) {
 827                 dev_dbg(ice->card->dev, "invalid negative ptr\n");
 828                 return 0;
 829         }
 830         ptr -= substream->runtime->dma_addr;
 831         ptr = bytes_to_frames(substream->runtime, ptr);
 832         if (ptr >= substream->runtime->buffer_size) {
 833                 dev_dbg(ice->card->dev, "invalid ptr %d (size=%d)\n",
 834                            (int)ptr, (int)substream->runtime->period_size);
 835                 return 0;
 836         }
 837 #else /* read PLAYBACK_SIZE */
 838         ptr = inl(ICEMT1724(ice, PLAYBACK_SIZE)) & 0xffffff;
 839         ptr = (ptr + 1) << 2;
 840         ptr = bytes_to_frames(substream->runtime, ptr);
 841         if (!ptr)
 842                 ;
 843         else if (ptr <= substream->runtime->buffer_size)
 844                 ptr = substream->runtime->buffer_size - ptr;
 845         else {
 846                 dev_dbg(ice->card->dev, "invalid ptr %d (size=%d)\n",
 847                            (int)ptr, (int)substream->runtime->buffer_size);
 848                 ptr = 0;
 849         }
 850 #endif
 851         return ptr;
 852 }
 853
 854 static int snd_vt1724_pcm_prepare(struct snd_pcm_substream *substream)
 855 {
 856         struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
 857         const struct vt1724_pcm_reg *reg = substream->runtime->private_data;
 858
 859         spin_lock_irq(&ice->reg_lock);
 860         outl(substream->runtime->dma_addr, ice->profi_port + reg->addr);
 861         outw((snd_pcm_lib_buffer_bytes(substream) >> 2) - 1,
 862              ice->profi_port + reg->size);
 863         outw((snd_pcm_lib_period_bytes(substream) >> 2) - 1,
 864              ice->profi_port + reg->count);
 865         spin_unlock_irq(&ice->reg_lock);
 866         return 0;
 867 }
 868
 869 static snd_pcm_uframes_t snd_vt1724_pcm_pointer(struct snd_pcm_substream *substream)
 870 {
 871         struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
 872         const struct vt1724_pcm_reg *reg = substream->runtime->private_data;
 873         size_t ptr;
 874
 875         if (!(inl(ICEMT1724(ice, DMA_CONTROL)) & reg->start))
 876                 return 0;
 877 #if 0 /* use ADDR register */
 878         ptr = inl(ice->profi_port + reg->addr);
 879         ptr -= substream->runtime->dma_addr;
 880         return bytes_to_frames(substream->runtime, ptr);
 881 #else /* use SIZE register */
 882         ptr = inw(ice->profi_port + reg->size);
 883         ptr = (ptr + 1) << 2;
 884         ptr = bytes_to_frames(substream->runtime, ptr);
 885         if (!ptr)
 886                 ;
 887         else if (ptr <= substream->runtime->buffer_size)
 888                 ptr = substream->runtime->buffer_size - ptr;
 889         else {
 890                 dev_dbg(ice->card->dev, "invalid ptr %d (size=%d)\n",
 891                            (int)ptr, (int)substream->runtime->buffer_size);
 892                 ptr = 0;
 893         }
 894         return ptr;
 895 #endif
 896 }
 897
 898 static const struct vt1724_pcm_reg vt1724_pdma0_reg = {
 899         .addr = VT1724_MT_PLAYBACK_ADDR,
 900         .size = VT1724_MT_PLAYBACK_SIZE,
 901         .count = VT1724_MT_PLAYBACK_COUNT,
 902         .start = VT1724_PDMA0_START,
 903 };
 904
 905 static const struct vt1724_pcm_reg vt1724_pdma4_reg = {
 906         .addr = VT1724_MT_PDMA4_ADDR,
 907         .size = VT1724_MT_PDMA4_SIZE,
 908         .count = VT1724_MT_PDMA4_COUNT,
 909         .start = VT1724_PDMA4_START,
 910 };
 911
 912 static const struct vt1724_pcm_reg vt1724_rdma0_reg = {
 913         .addr = VT1724_MT_CAPTURE_ADDR,
 914         .size = VT1724_MT_CAPTURE_SIZE,
 915         .count = VT1724_MT_CAPTURE_COUNT,
 916         .start = VT1724_RDMA0_START,
 917 };
 918
 919 static const struct vt1724_pcm_reg vt1724_rdma1_reg = {
 920         .addr = VT1724_MT_RDMA1_ADDR,
 921         .size = VT1724_MT_RDMA1_SIZE,
 922         .count = VT1724_MT_RDMA1_COUNT,
 923         .start = VT1724_RDMA1_START,
 924 };
 925
 926 #define vt1724_playback_pro_reg vt1724_pdma0_reg
 927 #define vt1724_playback_spdif_reg vt1724_pdma4_reg
 928 #define vt1724_capture_pro_reg vt1724_rdma0_reg
 929 #define vt1724_capture_spdif_reg vt1724_rdma1_reg
 930
 931 static const struct snd_pcm_hardware snd_vt1724_playback_pro = {
 932         .info =                 (SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_INTERLEAVED |
 933                                  SNDRV_PCM_INFO_BLOCK_TRANSFER |
 934                                  SNDRV_PCM_INFO_MMAP_VALID |
 935                                  SNDRV_PCM_INFO_PAUSE | SNDRV_PCM_INFO_SYNC_START),
 936         .formats =              SNDRV_PCM_FMTBIT_S32_LE,
 937         .rates =                SNDRV_PCM_RATE_KNOT | SNDRV_PCM_RATE_8000_192000,
 938         .rate_min =             8000,
 939         .rate_max =             192000,
 940         .channels_min =         2,
 941         .channels_max =         8,
 942         .buffer_bytes_max =     (1UL << 21),    /* 19bits dword */
 943         .period_bytes_min =     8 * 4 * 2,      /* FIXME: constraints needed */
 944         .period_bytes_max =     (1UL << 21),
 945         .periods_min =          2,
 946         .periods_max =          1024,
 947 };
 948
 949 static const struct snd_pcm_hardware snd_vt1724_spdif = {
 950         .info =                 (SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_INTERLEAVED |
 951                                  SNDRV_PCM_INFO_BLOCK_TRANSFER |
 952                                  SNDRV_PCM_INFO_MMAP_VALID |
 953                                  SNDRV_PCM_INFO_PAUSE | SNDRV_PCM_INFO_SYNC_START),
 954         .formats =              SNDRV_PCM_FMTBIT_S32_LE,
 955         .rates =                (SNDRV_PCM_RATE_32000|SNDRV_PCM_RATE_44100|
 956                                  SNDRV_PCM_RATE_48000|SNDRV_PCM_RATE_88200|
 957                                  SNDRV_PCM_RATE_96000|SNDRV_PCM_RATE_176400|
 958                                  SNDRV_PCM_RATE_192000),
 959         .rate_min =             32000,
 960         .rate_max =             192000,
 961         .channels_min =         2,
 962         .channels_max =         2,
 963         .buffer_bytes_max =     (1UL << 18),    /* 16bits dword */
 964         .period_bytes_min =     2 * 4 * 2,
 965         .period_bytes_max =     (1UL << 18),
 966         .periods_min =          2,
 967         .periods_max =          1024,
 968 };
 969
 970 static const struct snd_pcm_hardware snd_vt1724_2ch_stereo = {
 971         .info =                 (SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_INTERLEAVED |
 972                                  SNDRV_PCM_INFO_BLOCK_TRANSFER |
 973                                  SNDRV_PCM_INFO_MMAP_VALID |
 974                                  SNDRV_PCM_INFO_PAUSE | SNDRV_PCM_INFO_SYNC_START),
 975         .formats =              SNDRV_PCM_FMTBIT_S32_LE,
 976         .rates =                SNDRV_PCM_RATE_KNOT | SNDRV_PCM_RATE_8000_192000,
 977         .rate_min =             8000,
 978         .rate_max =             192000,
 979         .channels_min =         2,
 980         .channels_max =         2,
 981         .buffer_bytes_max =     (1UL << 18),    /* 16bits dword */
 982         .period_bytes_min =     2 * 4 * 2,
 983         .period_bytes_max =     (1UL << 18),
 984         .periods_min =          2,
 985         .periods_max =          1024,
 986 };
 987
 988 /*
 989  * set rate constraints
 990  */
 991 static void set_std_hw_rates(struct snd_ice1712 *ice)
 992 {
 993         if (ice->eeprom.data[ICE_EEP2_ACLINK] & VT1724_CFG_PRO_I2S) {
 994                 /* I2S */
 995                 /* VT1720 doesn't support more than 96kHz */
 996                 if ((ice->eeprom.data[ICE_EEP2_I2S] & 0x08) && !ice->vt1720)
 997                         ice->hw_rates = &hw_constraints_rates_192;
 998                 else
 999                         ice->hw_rates = &hw_constraints_rates_96;
1000         } else {
1001                 /* ACLINK */
1002                 ice->hw_rates = &hw_constraints_rates_48;
1003         }
1004 }
1005
1006 static int set_rate_constraints(struct snd_ice1712 *ice,
1007                                 struct snd_pcm_substream *substream)
1008 {
1009         struct snd_pcm_runtime *runtime = substream->runtime;
1010
1011         runtime->hw.rate_min = ice->hw_rates->list[0];
1012         runtime->hw.rate_max = ice->hw_rates->list[ice->hw_rates->count - 1];
1013         runtime->hw.rates = SNDRV_PCM_RATE_KNOT;
1014         return snd_pcm_hw_constraint_list(runtime, 0,
1015                                           SNDRV_PCM_HW_PARAM_RATE,
1016                                           ice->hw_rates);
1017 }
1018
1019 /* if the card has the internal rate locked (is_pro_locked), limit runtime
1020    hw rates to the current internal rate only.
1021 */
1022 static void constrain_rate_if_locked(struct snd_pcm_substream *substream)
1023 {
1024         struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
1025         struct snd_pcm_runtime *runtime = substream->runtime;
1026         unsigned int rate;
1027         if (is_pro_rate_locked(ice)) {
1028                 rate = ice->get_rate(ice);
1029                 if (rate >= runtime->hw.rate_min
1030                     && rate <= runtime->hw.rate_max) {
1031                         runtime->hw.rate_min = rate;
1032                         runtime->hw.rate_max = rate;
1033                 }
1034         }
1035 }
1036
1037
1038 /* multi-channel playback needs alignment 8x32bit regardless of the channels
1039  * actually used
1040  */
1041 #define VT1724_BUFFER_ALIGN     0x20
1042
1043 static int snd_vt1724_playback_pro_open(struct snd_pcm_substream *substream)
1044 {
1045         struct snd_pcm_runtime *runtime = substream->runtime;
1046         struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
1047         int chs, num_indeps;
1048
1049         runtime->private_data = (void *)&vt1724_playback_pro_reg;
1050         ice->playback_pro_substream = substream;
1051         runtime->hw = snd_vt1724_playback_pro;
1052         snd_pcm_set_sync(substream);
1053         snd_pcm_hw_constraint_msbits(runtime, 0, 32, 24);
1054         set_rate_constraints(ice, substream);
1055         mutex_lock(&ice->open_mutex);
1056         /* calculate the currently available channels */
1057         num_indeps = ice->num_total_dacs / 2 - 1;
1058         for (chs = 0; chs < num_indeps; chs++) {
1059                 if (ice->pcm_reserved[chs])
1060                         break;
1061         }
1062         chs = (chs + 1) * 2;
1063         runtime->hw.channels_max = chs;
1064         if (chs > 2) /* channels must be even */
1065                 snd_pcm_hw_constraint_step(runtime, 0, SNDRV_PCM_HW_PARAM_CHANNELS, 2);
1066         mutex_unlock(&ice->open_mutex);
1067         snd_pcm_hw_constraint_step(runtime, 0, SNDRV_PCM_HW_PARAM_PERIOD_BYTES,
1068                                    VT1724_BUFFER_ALIGN);
1069         snd_pcm_hw_constraint_step(runtime, 0, SNDRV_PCM_HW_PARAM_BUFFER_BYTES,
1070                                    VT1724_BUFFER_ALIGN);
1071         constrain_rate_if_locked(substream);
1072         if (ice->pro_open)
1073                 ice->pro_open(ice, substream);
1074         return 0;
1075 }
1076
1077 static int snd_vt1724_capture_pro_open(struct snd_pcm_substream *substream)
1078 {
1079         struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
1080         struct snd_pcm_runtime *runtime = substream->runtime;
1081
1082         runtime->private_data = (void *)&vt1724_capture_pro_reg;
1083         ice->capture_pro_substream = substream;
1084         runtime->hw = snd_vt1724_2ch_stereo;
1085         snd_pcm_set_sync(substream);
1086         snd_pcm_hw_constraint_msbits(runtime, 0, 32, 24);
1087         set_rate_constraints(ice, substream);
1088         snd_pcm_hw_constraint_step(runtime, 0, SNDRV_PCM_HW_PARAM_PERIOD_BYTES,
1089                                    VT1724_BUFFER_ALIGN);
1090         snd_pcm_hw_constraint_step(runtime, 0, SNDRV_PCM_HW_PARAM_BUFFER_BYTES,
1091                                    VT1724_BUFFER_ALIGN);
1092         constrain_rate_if_locked(substream);
1093         if (ice->pro_open)
1094                 ice->pro_open(ice, substream);
1095         return 0;
1096 }
1097
1098 static int snd_vt1724_playback_pro_close(struct snd_pcm_substream *substream)
1099 {
1100         struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
1101
1102         if (PRO_RATE_RESET)
1103                 snd_vt1724_set_pro_rate(ice, ice->pro_rate_default, 0);
1104         ice->playback_pro_substream = NULL;
1105
1106         return 0;
1107 }
1108
1109 static int snd_vt1724_capture_pro_close(struct snd_pcm_substream *substream)
1110 {
1111         struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
1112
1113         if (PRO_RATE_RESET)
1114                 snd_vt1724_set_pro_rate(ice, ice->pro_rate_default, 0);
1115         ice->capture_pro_substream = NULL;
1116         return 0;
1117 }
1118
1119 static struct snd_pcm_ops snd_vt1724_playback_pro_ops = {
1120         .open =         snd_vt1724_playback_pro_open,
1121         .close =        snd_vt1724_playback_pro_close,
1122         .ioctl =        snd_pcm_lib_ioctl,
1123         .hw_params =    snd_vt1724_pcm_hw_params,
1124         .hw_free =      snd_vt1724_pcm_hw_free,
1125         .prepare =      snd_vt1724_playback_pro_prepare,
1126         .trigger =      snd_vt1724_pcm_trigger,
1127         .pointer =      snd_vt1724_playback_pro_pointer,
1128 };
1129
1130 static struct snd_pcm_ops snd_vt1724_capture_pro_ops = {
1131         .open =         snd_vt1724_capture_pro_open,
1132         .close =        snd_vt1724_capture_pro_close,
1133         .ioctl =        snd_pcm_lib_ioctl,
1134         .hw_params =    snd_vt1724_pcm_hw_params,
1135         .hw_free =      snd_vt1724_pcm_hw_free,
1136         .prepare =      snd_vt1724_pcm_prepare,
1137         .trigger =      snd_vt1724_pcm_trigger,
1138         .pointer =      snd_vt1724_pcm_pointer,
1139 };
1140
1141 static int snd_vt1724_pcm_profi(struct snd_ice1712 *ice, int device)
1142 {
1143         struct snd_pcm *pcm;
1144         int capt, err;
1145
1146         if ((ice->eeprom.data[ICE_EEP2_SYSCONF] & VT1724_CFG_ADC_MASK) ==
1147             VT1724_CFG_ADC_NONE)
1148                 capt = 0;
1149         else
1150                 capt = 1;
1151         err = snd_pcm_new(ice->card, "ICE1724", device, 1, capt, &pcm);
1152         if (err < 0)
1153                 return err;
1154
1155         snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_PLAYBACK, &snd_vt1724_playback_pro_ops);
1156         if (capt)
1157                 snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_CAPTURE,
1158                         &snd_vt1724_capture_pro_ops);
1159
1160         pcm->private_data = ice;
1161         pcm->info_flags = 0;
1162         strcpy(pcm->name, "ICE1724");
1163
1164         snd_pcm_lib_preallocate_pages_for_all(pcm, SNDRV_DMA_TYPE_DEV,
1165                                               snd_dma_pci_data(ice->pci),
1166                                               256*1024, 256*1024);
1167
1168         ice->pcm_pro = pcm;
1169
1170         return 0;
1171 }
1172
1173
1174 /*
1175  * SPDIF PCM
1176  */
1177
1178 /* update spdif control bits; call with reg_lock */
1179 static void update_spdif_bits(struct snd_ice1712 *ice, unsigned int val)
1180 {
1181         unsigned char cbit, disabled;
1182
1183         cbit = inb(ICEREG1724(ice, SPDIF_CFG));
1184         disabled = cbit & ~VT1724_CFG_SPDIF_OUT_EN;
1185         if (cbit != disabled)
1186                 outb(disabled, ICEREG1724(ice, SPDIF_CFG));
1187         outw(val, ICEMT1724(ice, SPDIF_CTRL));
1188         if (cbit != disabled)
1189                 outb(cbit, ICEREG1724(ice, SPDIF_CFG));
1190         outw(val, ICEMT1724(ice, SPDIF_CTRL));
1191 }
1192
1193 /* update SPDIF control bits according to the given rate */
1194 static void update_spdif_rate(struct snd_ice1712 *ice, unsigned int rate)
1195 {
1196         unsigned int val, nval;
1197         unsigned long flags;
1198
1199         spin_lock_irqsave(&ice->reg_lock, flags);
1200         nval = val = inw(ICEMT1724(ice, SPDIF_CTRL));
1201         nval &= ~(7 << 12);
1202         switch (rate) {
1203         case 44100: break;
1204         case 48000: nval |= 2 << 12; break;
1205         case 32000: nval |= 3 << 12; break;
1206         case 88200: nval |= 4 << 12; break;
1207         case 96000: nval |= 5 << 12; break;
1208         case 192000: nval |= 6 << 12; break;
1209         case 176400: nval |= 7 << 12; break;
1210         }
1211         if (val != nval)
1212                 update_spdif_bits(ice, nval);
1213         spin_unlock_irqrestore(&ice->reg_lock, flags);
1214 }
1215
1216 static int snd_vt1724_playback_spdif_prepare(struct snd_pcm_substream *substream)
1217 {
1218         struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
1219         if (!ice->force_pdma4)
1220                 update_spdif_rate(ice, substream->runtime->rate);
1221         return snd_vt1724_pcm_prepare(substream);
1222 }
1223
1224 static int snd_vt1724_playback_spdif_open(struct snd_pcm_substream *substream)
1225 {
1226         struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
1227         struct snd_pcm_runtime *runtime = substream->runtime;
1228
1229         runtime->private_data = (void *)&vt1724_playback_spdif_reg;
1230         ice->playback_con_substream = substream;
1231         if (ice->force_pdma4) {
1232                 runtime->hw = snd_vt1724_2ch_stereo;
1233                 set_rate_constraints(ice, substream);
1234         } else
1235                 runtime->hw = snd_vt1724_spdif;
1236         snd_pcm_set_sync(substream);
1237         snd_pcm_hw_constraint_msbits(runtime, 0, 32, 24);
1238         snd_pcm_hw_constraint_step(runtime, 0, SNDRV_PCM_HW_PARAM_PERIOD_BYTES,
1239                                    VT1724_BUFFER_ALIGN);
1240         snd_pcm_hw_constraint_step(runtime, 0, SNDRV_PCM_HW_PARAM_BUFFER_BYTES,
1241                                    VT1724_BUFFER_ALIGN);
1242         constrain_rate_if_locked(substream);
1243         if (ice->spdif.ops.open)
1244                 ice->spdif.ops.open(ice, substream);
1245         return 0;
1246 }
1247
1248 static int snd_vt1724_playback_spdif_close(struct snd_pcm_substream *substream)
1249 {
1250         struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
1251
1252         if (PRO_RATE_RESET)
1253                 snd_vt1724_set_pro_rate(ice, ice->pro_rate_default, 0);
1254         ice->playback_con_substream = NULL;
1255         if (ice->spdif.ops.close)
1256                 ice->spdif.ops.close(ice, substream);
1257
1258         return 0;
1259 }
1260
1261 static int snd_vt1724_capture_spdif_open(struct snd_pcm_substream *substream)
1262 {
1263         struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
1264         struct snd_pcm_runtime *runtime = substream->runtime;
1265
1266         runtime->private_data = (void *)&vt1724_capture_spdif_reg;
1267         ice->capture_con_substream = substream;
1268         if (ice->force_rdma1) {
1269                 runtime->hw = snd_vt1724_2ch_stereo;
1270                 set_rate_constraints(ice, substream);
1271         } else
1272                 runtime->hw = snd_vt1724_spdif;
1273         snd_pcm_set_sync(substream);
1274         snd_pcm_hw_constraint_msbits(runtime, 0, 32, 24);
1275         snd_pcm_hw_constraint_step(runtime, 0, SNDRV_PCM_HW_PARAM_PERIOD_BYTES,
1276                                    VT1724_BUFFER_ALIGN);
1277         snd_pcm_hw_constraint_step(runtime, 0, SNDRV_PCM_HW_PARAM_BUFFER_BYTES,
1278                                    VT1724_BUFFER_ALIGN);
1279         constrain_rate_if_locked(substream);
1280         if (ice->spdif.ops.open)
1281                 ice->spdif.ops.open(ice, substream);
1282         return 0;
1283 }
1284
1285 static int snd_vt1724_capture_spdif_close(struct snd_pcm_substream *substream)
1286 {
1287         struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
1288
1289         if (PRO_RATE_RESET)
1290                 snd_vt1724_set_pro_rate(ice, ice->pro_rate_default, 0);
1291         ice->capture_con_substream = NULL;
1292         if (ice->spdif.ops.close)
1293                 ice->spdif.ops.close(ice, substream);
1294
1295         return 0;
1296 }
1297
1298 static struct snd_pcm_ops snd_vt1724_playback_spdif_ops = {
1299         .open =         snd_vt1724_playback_spdif_open,
1300         .close =        snd_vt1724_playback_spdif_close,
1301         .ioctl =        snd_pcm_lib_ioctl,
1302         .hw_params =    snd_vt1724_pcm_hw_params,
1303         .hw_free =      snd_vt1724_pcm_hw_free,
1304         .prepare =      snd_vt1724_playback_spdif_prepare,
1305         .trigger =      snd_vt1724_pcm_trigger,
1306         .pointer =      snd_vt1724_pcm_pointer,
1307 };
1308
1309 static struct snd_pcm_ops snd_vt1724_capture_spdif_ops = {
1310         .open =         snd_vt1724_capture_spdif_open,
1311         .close =        snd_vt1724_capture_spdif_close,
1312         .ioctl =        snd_pcm_lib_ioctl,
1313         .hw_params =    snd_vt1724_pcm_hw_params,
1314         .hw_free =      snd_vt1724_pcm_hw_free,
1315         .prepare =      snd_vt1724_pcm_prepare,
1316         .trigger =      snd_vt1724_pcm_trigger,
1317         .pointer =      snd_vt1724_pcm_pointer,
1318 };
1319
1320
1321 static int snd_vt1724_pcm_spdif(struct snd_ice1712 *ice, int device)
1322 {
1323         char *name;
1324         struct snd_pcm *pcm;
1325         int play, capt;
1326         int err;
1327
1328         if (ice->force_pdma4 ||
1329             (ice->eeprom.data[ICE_EEP2_SPDIF] & VT1724_CFG_SPDIF_OUT_INT)) {
1330                 play = 1;
1331                 ice->has_spdif = 1;
1332         } else
1333                 play = 0;
1334         if (ice->force_rdma1 ||
1335             (ice->eeprom.data[ICE_EEP2_SPDIF] & VT1724_CFG_SPDIF_IN)) {
1336                 capt = 1;
1337                 ice->has_spdif = 1;
1338         } else
1339                 capt = 0;
1340         if (!play && !capt)
1341                 return 0; /* no spdif device */
1342
1343         if (ice->force_pdma4 || ice->force_rdma1)
1344                 name = "ICE1724 Secondary";
1345         else
1346                 name = "ICE1724 IEC958";
1347         err = snd_pcm_new(ice->card, name, device, play, capt, &pcm);
1348         if (err < 0)
1349                 return err;
1350
1351         if (play)
1352                 snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_PLAYBACK,
1353                                 &snd_vt1724_playback_spdif_ops);
1354         if (capt)
1355                 snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_CAPTURE,
1356                                 &snd_vt1724_capture_spdif_ops);
1357
1358         pcm->private_data = ice;
1359         pcm->info_flags = 0;
1360         strcpy(pcm->name, name);
1361
1362         snd_pcm_lib_preallocate_pages_for_all(pcm, SNDRV_DMA_TYPE_DEV,
1363                                               snd_dma_pci_data(ice->pci),
1364                                               256*1024, 256*1024);
1365
1366         ice->pcm = pcm;
1367
1368         return 0;
1369 }
1370
1371
1372 /*
1373  * independent surround PCMs
1374  */
1375
1376 static const struct vt1724_pcm_reg vt1724_playback_dma_regs[3] = {
1377         {
1378                 .addr = VT1724_MT_PDMA1_ADDR,
1379                 .size = VT1724_MT_PDMA1_SIZE,
1380                 .count = VT1724_MT_PDMA1_COUNT,
1381                 .start = VT1724_PDMA1_START,
1382         },
1383         {
1384                 .addr = VT1724_MT_PDMA2_ADDR,
1385                 .size = VT1724_MT_PDMA2_SIZE,
1386                 .count = VT1724_MT_PDMA2_COUNT,
1387                 .start = VT1724_PDMA2_START,
1388         },
1389         {
1390                 .addr = VT1724_MT_PDMA3_ADDR,
1391                 .size = VT1724_MT_PDMA3_SIZE,
1392                 .count = VT1724_MT_PDMA3_COUNT,
1393                 .start = VT1724_PDMA3_START,
1394         },
1395 };
1396
1397 static int snd_vt1724_playback_indep_prepare(struct snd_pcm_substream *substream)
1398 {
1399         struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
1400         unsigned char val;
1401
1402         spin_lock_irq(&ice->reg_lock);
1403         val = 3 - substream->number;
1404         if (inb(ICEMT1724(ice, BURST)) < val)
1405                 outb(val, ICEMT1724(ice, BURST));
1406         spin_unlock_irq(&ice->reg_lock);
1407         return snd_vt1724_pcm_prepare(substream);
1408 }
1409
1410 static int snd_vt1724_playback_indep_open(struct snd_pcm_substream *substream)
1411 {
1412         struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
1413         struct snd_pcm_runtime *runtime = substream->runtime;
1414
1415         mutex_lock(&ice->open_mutex);
1416         /* already used by PDMA0? */
1417         if (ice->pcm_reserved[substream->number]) {
1418                 mutex_unlock(&ice->open_mutex);
1419                 return -EBUSY; /* FIXME: should handle blocking mode properly */
1420         }
1421         mutex_unlock(&ice->open_mutex);
1422         runtime->private_data = (void *)&vt1724_playback_dma_regs[substream->number];
1423         ice->playback_con_substream_ds[substream->number] = substream;
1424         runtime->hw = snd_vt1724_2ch_stereo;
1425         snd_pcm_set_sync(substream);
1426         snd_pcm_hw_constraint_msbits(runtime, 0, 32, 24);
1427         set_rate_constraints(ice, substream);
1428         return 0;
1429 }
1430
1431 static int snd_vt1724_playback_indep_close(struct snd_pcm_substream *substream)
1432 {
1433         struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
1434
1435         if (PRO_RATE_RESET)
1436                 snd_vt1724_set_pro_rate(ice, ice->pro_rate_default, 0);
1437         ice->playback_con_substream_ds[substream->number] = NULL;
1438         ice->pcm_reserved[substream->number] = NULL;
1439
1440         return 0;
1441 }
1442
1443 static struct snd_pcm_ops snd_vt1724_playback_indep_ops = {
1444         .open =         snd_vt1724_playback_indep_open,
1445         .close =        snd_vt1724_playback_indep_close,
1446         .ioctl =        snd_pcm_lib_ioctl,
1447         .hw_params =    snd_vt1724_pcm_hw_params,
1448         .hw_free =      snd_vt1724_pcm_hw_free,
1449         .prepare =      snd_vt1724_playback_indep_prepare,
1450         .trigger =      snd_vt1724_pcm_trigger,
1451         .pointer =      snd_vt1724_pcm_pointer,
1452 };
1453
1454
1455 static int snd_vt1724_pcm_indep(struct snd_ice1712 *ice, int device)
1456 {
1457         struct snd_pcm *pcm;
1458         int play;
1459         int err;
1460
1461         play = ice->num_total_dacs / 2 - 1;
1462         if (play <= 0)
1463                 return 0;
1464
1465         err = snd_pcm_new(ice->card, "ICE1724 Surrounds", device, play, 0, &pcm);
1466         if (err < 0)
1467                 return err;
1468
1469         snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_PLAYBACK,
1470                         &snd_vt1724_playback_indep_ops);
1471
1472         pcm->private_data = ice;
1473         pcm->info_flags = 0;
1474         strcpy(pcm->name, "ICE1724 Surround PCM");
1475
1476         snd_pcm_lib_preallocate_pages_for_all(pcm, SNDRV_DMA_TYPE_DEV,
1477                                               snd_dma_pci_data(ice->pci),
1478                                               256*1024, 256*1024);
1479
1480         ice->pcm_ds = pcm;
1481
1482         return 0;
1483 }
1484
1485
1486 /*
1487  *  Mixer section
1488  */
1489
1490 static int snd_vt1724_ac97_mixer(struct snd_ice1712 *ice)
1491 {
1492         int err;
1493
1494         if (!(ice->eeprom.data[ICE_EEP2_ACLINK] & VT1724_CFG_PRO_I2S)) {
1495                 struct snd_ac97_bus *pbus;
1496                 struct snd_ac97_template ac97;
1497                 static struct snd_ac97_bus_ops ops = {
1498                         .write = snd_vt1724_ac97_write,
1499                         .read = snd_vt1724_ac97_read,
1500                 };
1501
1502                 /* cold reset */
1503                 outb(inb(ICEMT1724(ice, AC97_CMD)) | 0x80, ICEMT1724(ice, AC97_CMD));
1504                 mdelay(5); /* FIXME */
1505                 outb(inb(ICEMT1724(ice, AC97_CMD)) & ~0x80, ICEMT1724(ice, AC97_CMD));
1506
1507                 err = snd_ac97_bus(ice->card, 0, &ops, NULL, &pbus);
1508                 if (err < 0)
1509                         return err;
1510                 memset(&ac97, 0, sizeof(ac97));
1511                 ac97.private_data = ice;
1512                 err = snd_ac97_mixer(pbus, &ac97, &ice->ac97);
1513                 if (err < 0)
1514                         dev_warn(ice->card->dev,
1515                                  "cannot initialize pro ac97, skipped\n");
1516                 else
1517                         return 0;
1518         }
1519         /* I2S mixer only */
1520         strcat(ice->card->mixername, "ICE1724 - multitrack");
1521         return 0;
1522 }
1523
1524 /*
1525  *
1526  */
1527
1528 static inline unsigned int eeprom_triple(struct snd_ice1712 *ice, int idx)
1529 {
1530         return (unsigned int)ice->eeprom.data[idx] | \
1531                 ((unsigned int)ice->eeprom.data[idx + 1] << 8) | \
1532                 ((unsigned int)ice->eeprom.data[idx + 2] << 16);
1533 }
1534
1535 static void snd_vt1724_proc_read(struct snd_info_entry *entry,
1536                                  struct snd_info_buffer *buffer)
1537 {
1538         struct snd_ice1712 *ice = entry->private_data;
1539         unsigned int idx;
1540
1541         snd_iprintf(buffer, "%s\n\n", ice->card->longname);
1542         snd_iprintf(buffer, "EEPROM:\n");
1543
1544         snd_iprintf(buffer, "  Subvendor        : 0x%x\n", ice->eeprom.subvendor);
1545         snd_iprintf(buffer, "  Size             : %i bytes\n", ice->eeprom.size);
1546         snd_iprintf(buffer, "  Version          : %i\n", ice->eeprom.version);
1547         snd_iprintf(buffer, "  System Config    : 0x%x\n",
1548                     ice->eeprom.data[ICE_EEP2_SYSCONF]);
1549         snd_iprintf(buffer, "  ACLink           : 0x%x\n",
1550                     ice->eeprom.data[ICE_EEP2_ACLINK]);
1551         snd_iprintf(buffer, "  I2S              : 0x%x\n",
1552                     ice->eeprom.data[ICE_EEP2_I2S]);
1553         snd_iprintf(buffer, "  S/PDIF           : 0x%x\n",
1554                     ice->eeprom.data[ICE_EEP2_SPDIF]);
1555         snd_iprintf(buffer, "  GPIO direction   : 0x%x\n",
1556                     ice->eeprom.gpiodir);
1557         snd_iprintf(buffer, "  GPIO mask        : 0x%x\n",
1558                     ice->eeprom.gpiomask);
1559         snd_iprintf(buffer, "  GPIO state       : 0x%x\n",
1560                     ice->eeprom.gpiostate);
1561         for (idx = 0x12; idx < ice->eeprom.size; idx++)
1562                 snd_iprintf(buffer, "  Extra #%02i        : 0x%x\n",
1563                             idx, ice->eeprom.data[idx]);
1564
1565         snd_iprintf(buffer, "\nRegisters:\n");
1566
1567         snd_iprintf(buffer, "  PSDOUT03 : 0x%08x\n",
1568                     (unsigned)inl(ICEMT1724(ice, ROUTE_PLAYBACK)));
1569         for (idx = 0x0; idx < 0x20 ; idx++)
1570                 snd_iprintf(buffer, "  CCS%02x    : 0x%02x\n",
1571                             idx, inb(ice->port+idx));
1572         for (idx = 0x0; idx < 0x30 ; idx++)
1573                 snd_iprintf(buffer, "  MT%02x     : 0x%02x\n",
1574                             idx, inb(ice->profi_port+idx));
1575 }
1576
1577 static void snd_vt1724_proc_init(struct snd_ice1712 *ice)
1578 {
1579         struct snd_info_entry *entry;
1580
1581         if (!snd_card_proc_new(ice->card, "ice1724", &entry))
1582                 snd_info_set_text_ops(entry, ice, snd_vt1724_proc_read);
1583 }
1584
1585 /*
1586  *
1587  */
1588
1589 static int snd_vt1724_eeprom_info(struct snd_kcontrol *kcontrol,
1590                                   struct snd_ctl_elem_info *uinfo)
1591 {
1592         uinfo->type = SNDRV_CTL_ELEM_TYPE_BYTES;
1593         uinfo->count = sizeof(struct snd_ice1712_eeprom);
1594         return 0;
1595 }
1596
1597 static int snd_vt1724_eeprom_get(struct snd_kcontrol *kcontrol,
1598                                  struct snd_ctl_elem_value *ucontrol)
1599 {
1600         struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
1601
1602         memcpy(ucontrol->value.bytes.data, &ice->eeprom, sizeof(ice->eeprom));
1603         return 0;
1604 }
1605
1606 static struct snd_kcontrol_new snd_vt1724_eeprom = {
1607         .iface = SNDRV_CTL_ELEM_IFACE_CARD,
1608         .name = "ICE1724 EEPROM",
1609         .access = SNDRV_CTL_ELEM_ACCESS_READ,
1610         .info = snd_vt1724_eeprom_info,
1611         .get = snd_vt1724_eeprom_get
1612 };
1613
1614 /*
1615  */
1616 static int snd_vt1724_spdif_info(struct snd_kcontrol *kcontrol,
1617                                  struct snd_ctl_elem_info *uinfo)
1618 {
1619         uinfo->type = SNDRV_CTL_ELEM_TYPE_IEC958;
1620         uinfo->count = 1;
1621         return 0;
1622 }
1623
1624 static unsigned int encode_spdif_bits(struct snd_aes_iec958 *diga)
1625 {
1626         unsigned int val, rbits;
1627
1628         val = diga->status[0] & 0x03; /* professional, non-audio */
1629         if (val & 0x01) {
1630                 /* professional */
1631                 if ((diga->status[0] & IEC958_AES0_PRO_EMPHASIS) ==
1632                     IEC958_AES0_PRO_EMPHASIS_5015)
1633                         val |= 1U << 3;
1634                 rbits = (diga->status[4] >> 3) & 0x0f;
1635                 if (rbits) {
1636                         switch (rbits) {
1637                         case 2: val |= 5 << 12; break; /* 96k */
1638                         case 3: val |= 6 << 12; break; /* 192k */
1639                         case 10: val |= 4 << 12; break; /* 88.2k */
1640                         case 11: val |= 7 << 12; break; /* 176.4k */
1641                         }
1642                 } else {
1643                         switch (diga->status[0] & IEC958_AES0_PRO_FS) {
1644                         case IEC958_AES0_PRO_FS_44100:
1645                                 break;
1646                         case IEC958_AES0_PRO_FS_32000:
1647                                 val |= 3U << 12;
1648                                 break;
1649                         default:
1650                                 val |= 2U << 12;
1651                                 break;
1652                         }
1653                 }
1654         } else {
1655                 /* consumer */
1656                 val |= diga->status[1] & 0x04; /* copyright */
1657                 if ((diga->status[0] & IEC958_AES0_CON_EMPHASIS) ==
1658                     IEC958_AES0_CON_EMPHASIS_5015)
1659                         val |= 1U << 3;
1660                 val |= (unsigned int)(diga->status[1] & 0x3f) << 4; /* category */
1661                 val |= (unsigned int)(diga->status[3] & IEC958_AES3_CON_FS) << 12; /* fs */
1662         }
1663         return val;
1664 }
1665
1666 static void decode_spdif_bits(struct snd_aes_iec958 *diga, unsigned int val)
1667 {
1668         memset(diga->status, 0, sizeof(diga->status));
1669         diga->status[0] = val & 0x03; /* professional, non-audio */
1670         if (val & 0x01) {
1671                 /* professional */
1672                 if (val & (1U << 3))
1673                         diga->status[0] |= IEC958_AES0_PRO_EMPHASIS_5015;
1674                 switch ((val >> 12) & 0x7) {
1675                 case 0:
1676                         break;
1677                 case 2:
1678                         diga->status[0] |= IEC958_AES0_PRO_FS_32000;
1679                         break;
1680                 default:
1681                         diga->status[0] |= IEC958_AES0_PRO_FS_48000;
1682                         break;
1683                 }
1684         } else {
1685                 /* consumer */
1686                 diga->status[0] |= val & (1U << 2); /* copyright */
1687                 if (val & (1U << 3))
1688                         diga->status[0] |= IEC958_AES0_CON_EMPHASIS_5015;
1689                 diga->status[1] |= (val >> 4) & 0x3f; /* category */
1690                 diga->status[3] |= (val >> 12) & 0x07; /* fs */
1691         }
1692 }
1693
1694 static int snd_vt1724_spdif_default_get(struct snd_kcontrol *kcontrol,
1695                                         struct snd_ctl_elem_value *ucontrol)
1696 {
1697         struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
1698         unsigned int val;
1699         val = inw(ICEMT1724(ice, SPDIF_CTRL));
1700         decode_spdif_bits(&ucontrol->value.iec958, val);
1701         return 0;
1702 }
1703
1704 static int snd_vt1724_spdif_default_put(struct snd_kcontrol *kcontrol,
1705                                          struct snd_ctl_elem_value *ucontrol)
1706 {
1707         struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
1708         unsigned int val, old;
1709
1710         val = encode_spdif_bits(&ucontrol->value.iec958);
1711         spin_lock_irq(&ice->reg_lock);
1712         old = inw(ICEMT1724(ice, SPDIF_CTRL));
1713         if (val != old)
1714                 update_spdif_bits(ice, val);
1715         spin_unlock_irq(&ice->reg_lock);
1716         return val != old;
1717 }
1718
1719 static struct snd_kcontrol_new snd_vt1724_spdif_default =
1720 {
1721         .iface =        SNDRV_CTL_ELEM_IFACE_PCM,
1722         .name =         SNDRV_CTL_NAME_IEC958("", PLAYBACK, DEFAULT),
1723         .info =         snd_vt1724_spdif_info,
1724         .get =          snd_vt1724_spdif_default_get,
1725         .put =          snd_vt1724_spdif_default_put
1726 };
1727
1728 static int snd_vt1724_spdif_maskc_get(struct snd_kcontrol *kcontrol,
1729                                        struct snd_ctl_elem_value *ucontrol)
1730 {
1731         ucontrol->value.iec958.status[0] = IEC958_AES0_NONAUDIO |
1732                                                      IEC958_AES0_PROFESSIONAL |
1733                                                      IEC958_AES0_CON_NOT_COPYRIGHT |
1734                                                      IEC958_AES0_CON_EMPHASIS;
1735         ucontrol->value.iec958.status[1] = IEC958_AES1_CON_ORIGINAL |
1736                                                      IEC958_AES1_CON_CATEGORY;
1737         ucontrol->value.iec958.status[3] = IEC958_AES3_CON_FS;
1738         return 0;
1739 }
1740
1741 static int snd_vt1724_spdif_maskp_get(struct snd_kcontrol *kcontrol,
1742                                        struct snd_ctl_elem_value *ucontrol)
1743 {
1744         ucontrol->value.iec958.status[0] = IEC958_AES0_NONAUDIO |
1745                                                      IEC958_AES0_PROFESSIONAL |
1746                                                      IEC958_AES0_PRO_FS |
1747                                                      IEC958_AES0_PRO_EMPHASIS;
1748         return 0;
1749 }
1750
1751 static struct snd_kcontrol_new snd_vt1724_spdif_maskc =
1752 {
1753         .access =       SNDRV_CTL_ELEM_ACCESS_READ,
1754         .iface =        SNDRV_CTL_ELEM_IFACE_PCM,
1755         .name =         SNDRV_CTL_NAME_IEC958("", PLAYBACK, CON_MASK),
1756         .info =         snd_vt1724_spdif_info,
1757         .get =          snd_vt1724_spdif_maskc_get,
1758 };
1759
1760 static struct snd_kcontrol_new snd_vt1724_spdif_maskp =
1761 {
1762         .access =       SNDRV_CTL_ELEM_ACCESS_READ,
1763         .iface =        SNDRV_CTL_ELEM_IFACE_PCM,
1764         .name =         SNDRV_CTL_NAME_IEC958("", PLAYBACK, PRO_MASK),
1765         .info =         snd_vt1724_spdif_info,
1766         .get =          snd_vt1724_spdif_maskp_get,
1767 };
1768
1769 #define snd_vt1724_spdif_sw_info                snd_ctl_boolean_mono_info
1770
1771 static int snd_vt1724_spdif_sw_get(struct snd_kcontrol *kcontrol,
1772                                    struct snd_ctl_elem_value *ucontrol)
1773 {
1774         struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
1775         ucontrol->value.integer.value[0] = inb(ICEREG1724(ice, SPDIF_CFG)) &
1776                 VT1724_CFG_SPDIF_OUT_EN ? 1 : 0;
1777         return 0;
1778 }
1779
1780 static int snd_vt1724_spdif_sw_put(struct snd_kcontrol *kcontrol,
1781                                    struct snd_ctl_elem_value *ucontrol)
1782 {
1783         struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
1784         unsigned char old, val;
1785
1786         spin_lock_irq(&ice->reg_lock);
1787         old = val = inb(ICEREG1724(ice, SPDIF_CFG));
1788         val &= ~VT1724_CFG_SPDIF_OUT_EN;
1789         if (ucontrol->value.integer.value[0])
1790                 val |= VT1724_CFG_SPDIF_OUT_EN;
1791         if (old != val)
1792                 outb(val, ICEREG1724(ice, SPDIF_CFG));
1793         spin_unlock_irq(&ice->reg_lock);
1794         return old != val;
1795 }
1796
1797 static struct snd_kcontrol_new snd_vt1724_spdif_switch =
1798 {
1799         .iface =        SNDRV_CTL_ELEM_IFACE_MIXER,
1800         /* FIXME: the following conflict with IEC958 Playback Route */
1801         /* .name =         SNDRV_CTL_NAME_IEC958("", PLAYBACK, SWITCH), */
1802         .name =         SNDRV_CTL_NAME_IEC958("Output ", NONE, SWITCH),
1803         .info =         snd_vt1724_spdif_sw_info,
1804         .get =          snd_vt1724_spdif_sw_get,
1805         .put =          snd_vt1724_spdif_sw_put
1806 };
1807
1808
1809 #if 0 /* NOT USED YET */
1810 /*
1811  * GPIO access from extern
1812  */
1813
1814 #define snd_vt1724_gpio_info            snd_ctl_boolean_mono_info
1815
1816 int snd_vt1724_gpio_get(struct snd_kcontrol *kcontrol,
1817                         struct snd_ctl_elem_value *ucontrol)
1818 {
1819         struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
1820         int shift = kcontrol->private_value & 0xff;
1821         int invert = (kcontrol->private_value & (1<<24)) ? 1 : 0;
1822
1823         snd_ice1712_save_gpio_status(ice);
1824         ucontrol->value.integer.value[0] =
1825                 (snd_ice1712_gpio_read(ice) & (1 << shift) ? 1 : 0) ^ invert;
1826         snd_ice1712_restore_gpio_status(ice);
1827         return 0;
1828 }
1829
1830 int snd_ice1712_gpio_put(struct snd_kcontrol *kcontrol,
1831                          struct snd_ctl_elem_value *ucontrol)
1832 {
1833         struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
1834         int shift = kcontrol->private_value & 0xff;
1835         int invert = (kcontrol->private_value & (1<<24)) ? mask : 0;
1836         unsigned int val, nval;
1837
1838         if (kcontrol->private_value & (1 << 31))
1839                 return -EPERM;
1840         nval = (ucontrol->value.integer.value[0] ? (1 << shift) : 0) ^ invert;
1841         snd_ice1712_save_gpio_status(ice);
1842         val = snd_ice1712_gpio_read(ice);
1843         nval |= val & ~(1 << shift);
1844         if (val != nval)
1845                 snd_ice1712_gpio_write(ice, nval);
1846         snd_ice1712_restore_gpio_status(ice);
1847         return val != nval;
1848 }
1849 #endif /* NOT USED YET */
1850
1851 /*
1852  *  rate
1853  */
1854 static int snd_vt1724_pro_internal_clock_info(struct snd_kcontrol *kcontrol,
1855                                               struct snd_ctl_elem_info *uinfo)
1856 {
1857         struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
1858         int hw_rates_count = ice->hw_rates->count;
1859         uinfo->type = SNDRV_CTL_ELEM_TYPE_ENUMERATED;
1860         uinfo->count = 1;
1861
1862         /* internal clocks */
1863         uinfo->value.enumerated.items = hw_rates_count;
1864         /* external clocks */
1865         if (ice->force_rdma1 ||
1866             (ice->eeprom.data[ICE_EEP2_SPDIF] & VT1724_CFG_SPDIF_IN))
1867                 uinfo->value.enumerated.items += ice->ext_clock_count;
1868         /* upper limit - keep at top */
1869         if (uinfo->value.enumerated.item >= uinfo->value.enumerated.items)
1870                 uinfo->value.enumerated.item = uinfo->value.enumerated.items - 1;
1871         if (uinfo->value.enumerated.item >= hw_rates_count)
1872                 /* ext_clock items */
1873                 strcpy(uinfo->value.enumerated.name,
1874                                 ice->ext_clock_names[
1875                                 uinfo->value.enumerated.item - hw_rates_count]);
1876         else
1877                 /* int clock items */
1878                 sprintf(uinfo->value.enumerated.name, "%d",
1879                         ice->hw_rates->list[uinfo->value.enumerated.item]);
1880         return 0;
1881 }
1882
1883 static int snd_vt1724_pro_internal_clock_get(struct snd_kcontrol *kcontrol,
1884                                              struct snd_ctl_elem_value *ucontrol)
1885 {
1886         struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
1887         unsigned int i, rate;
1888
1889         spin_lock_irq(&ice->reg_lock);
1890         if (ice->is_spdif_master(ice)) {
1891                 ucontrol->value.enumerated.item[0] = ice->hw_rates->count +
1892                         ice->get_spdif_master_type(ice);
1893         } else {
1894                 rate = ice->get_rate(ice);
1895                 ucontrol->value.enumerated.item[0] = 0;
1896                 for (i = 0; i < ice->hw_rates->count; i++) {
1897                         if (ice->hw_rates->list[i] == rate) {
1898                                 ucontrol->value.enumerated.item[0] = i;
1899                                 break;
1900                         }
1901                 }
1902         }
1903         spin_unlock_irq(&ice->reg_lock);
1904         return 0;
1905 }
1906
1907 static int stdclock_get_spdif_master_type(struct snd_ice1712 *ice)
1908 {
1909         /* standard external clock - only single type - SPDIF IN */
1910         return 0;
1911 }
1912
1913 /* setting clock to external - SPDIF */
1914 static int stdclock_set_spdif_clock(struct snd_ice1712 *ice, int type)
1915 {
1916         unsigned char oval;
1917         unsigned char i2s_oval;
1918         oval = inb(ICEMT1724(ice, RATE));
1919         outb(oval | VT1724_SPDIF_MASTER, ICEMT1724(ice, RATE));
1920         /* setting 256fs */
1921         i2s_oval = inb(ICEMT1724(ice, I2S_FORMAT));
1922         outb(i2s_oval & ~VT1724_MT_I2S_MCLK_128X, ICEMT1724(ice, I2S_FORMAT));
1923         return 0;
1924 }
1925
1926
1927 static int snd_vt1724_pro_internal_clock_put(struct snd_kcontrol *kcontrol,
1928                                              struct snd_ctl_elem_value *ucontrol)
1929 {
1930         struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
1931         unsigned int old_rate, new_rate;
1932         unsigned int item = ucontrol->value.enumerated.item[0];
1933         unsigned int first_ext_clock = ice->hw_rates->count;
1934
1935         if (item >  first_ext_clock + ice->ext_clock_count - 1)
1936                 return -EINVAL;
1937
1938         /* if rate = 0 => external clock */
1939         spin_lock_irq(&ice->reg_lock);
1940         if (ice->is_spdif_master(ice))
1941                 old_rate = 0;
1942         else
1943                 old_rate = ice->get_rate(ice);
1944         if (item >= first_ext_clock) {
1945                 /* switching to external clock */
1946                 ice->set_spdif_clock(ice, item - first_ext_clock);
1947                 new_rate = 0;
1948         } else {
1949                 /* internal on-card clock */
1950                 new_rate = ice->hw_rates->list[item];
1951                 ice->pro_rate_default = new_rate;
1952                 spin_unlock_irq(&ice->reg_lock);
1953                 snd_vt1724_set_pro_rate(ice, ice->pro_rate_default, 1);
1954                 spin_lock_irq(&ice->reg_lock);
1955         }
1956         spin_unlock_irq(&ice->reg_lock);
1957
1958         /* the first switch to the ext. clock mode? */
1959         if (old_rate != new_rate && !new_rate) {
1960                 /* notify akm chips as well */
1961                 unsigned int i;
1962                 if (ice->gpio.set_pro_rate)
1963                         ice->gpio.set_pro_rate(ice, 0);
1964                 for (i = 0; i < ice->akm_codecs; i++) {
1965                         if (ice->akm[i].ops.set_rate_val)
1966                                 ice->akm[i].ops.set_rate_val(&ice->akm[i], 0);
1967                 }
1968         }
1969         return old_rate != new_rate;
1970 }
1971
1972 static struct snd_kcontrol_new snd_vt1724_pro_internal_clock = {
1973         .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
1974         .name = "Multi Track Internal Clock",
1975         .info = snd_vt1724_pro_internal_clock_info,
1976         .get = snd_vt1724_pro_internal_clock_get,
1977         .put = snd_vt1724_pro_internal_clock_put
1978 };
1979
1980 #define snd_vt1724_pro_rate_locking_info        snd_ctl_boolean_mono_info
1981
1982 static int snd_vt1724_pro_rate_locking_get(struct snd_kcontrol *kcontrol,
1983                                            struct snd_ctl_elem_value *ucontrol)
1984 {
1985         ucontrol->value.integer.value[0] = PRO_RATE_LOCKED;
1986         return 0;
1987 }
1988
1989 static int snd_vt1724_pro_rate_locking_put(struct snd_kcontrol *kcontrol,
1990                                            struct snd_ctl_elem_value *ucontrol)
1991 {
1992         struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
1993         int change = 0, nval;
1994
1995         nval = ucontrol->value.integer.value[0] ? 1 : 0;
1996         spin_lock_irq(&ice->reg_lock);
1997         change = PRO_RATE_LOCKED != nval;
1998         PRO_RATE_LOCKED = nval;
1999         spin_unlock_irq(&ice->reg_lock);
2000         return change;
2001 }
2002
2003 static struct snd_kcontrol_new snd_vt1724_pro_rate_locking = {
2004         .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
2005         .name = "Multi Track Rate Locking",
2006         .info = snd_vt1724_pro_rate_locking_info,
2007         .get = snd_vt1724_pro_rate_locking_get,
2008         .put = snd_vt1724_pro_rate_locking_put
2009 };
2010
2011 #define snd_vt1724_pro_rate_reset_info          snd_ctl_boolean_mono_info
2012
2013 static int snd_vt1724_pro_rate_reset_get(struct snd_kcontrol *kcontrol,
2014                                          struct snd_ctl_elem_value *ucontrol)
2015 {
2016         ucontrol->value.integer.value[0] = PRO_RATE_RESET ? 1 : 0;
2017         return 0;
2018 }
2019
2020 static int snd_vt1724_pro_rate_reset_put(struct snd_kcontrol *kcontrol,
2021                                          struct snd_ctl_elem_value *ucontrol)
2022 {
2023         struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
2024         int change = 0, nval;
2025
2026         nval = ucontrol->value.integer.value[0] ? 1 : 0;
2027         spin_lock_irq(&ice->reg_lock);
2028         change = PRO_RATE_RESET != nval;
2029         PRO_RATE_RESET = nval;
2030         spin_unlock_irq(&ice->reg_lock);
2031         return change;
2032 }
2033
2034 static struct snd_kcontrol_new snd_vt1724_pro_rate_reset = {
2035         .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
2036         .name = "Multi Track Rate Reset",
2037         .info = snd_vt1724_pro_rate_reset_info,
2038         .get = snd_vt1724_pro_rate_reset_get,
2039         .put = snd_vt1724_pro_rate_reset_put
2040 };
2041
2042
2043 /*
2044  * routing
2045  */
2046 static int snd_vt1724_pro_route_info(struct snd_kcontrol *kcontrol,
2047                                      struct snd_ctl_elem_info *uinfo)
2048 {
2049         static const char * const texts[] = {
2050                 "PCM Out", /* 0 */
2051                 "H/W In 0", "H/W In 1", /* 1-2 */
2052                 "IEC958 In L", "IEC958 In R", /* 3-4 */
2053         };
2054
2055         return snd_ctl_enum_info(uinfo, 1, 5, texts);
2056 }
2057
2058 static inline int analog_route_shift(int idx)
2059 {
2060         return (idx % 2) * 12 + ((idx / 2) * 3) + 8;
2061 }
2062
2063 static inline int digital_route_shift(int idx)
2064 {
2065         return idx * 3;
2066 }
2067
2068 int snd_ice1724_get_route_val(struct snd_ice1712 *ice, int shift)
2069 {
2070         unsigned long val;
2071         unsigned char eitem;
2072         static const unsigned char xlate[8] = {
2073                 0, 255, 1, 2, 255, 255, 3, 4,
2074         };
2075
2076         val = inl(ICEMT1724(ice, ROUTE_PLAYBACK));
2077         val >>= shift;
2078         val &= 7; /* we now have 3 bits per output */
2079         eitem = xlate[val];
2080         if (eitem == 255) {
2081                 snd_BUG();
2082                 return 0;
2083         }
2084         return eitem;
2085 }
2086
2087 int snd_ice1724_put_route_val(struct snd_ice1712 *ice, unsigned int val,
2088                                                                 int shift)
2089 {
2090         unsigned int old_val, nval;
2091         int change;
2092         static const unsigned char xroute[8] = {
2093                 0, /* PCM */
2094                 2, /* PSDIN0 Left */
2095                 3, /* PSDIN0 Right */
2096                 6, /* SPDIN Left */
2097                 7, /* SPDIN Right */
2098         };
2099
2100         nval = xroute[val % 5];
2101         val = old_val = inl(ICEMT1724(ice, ROUTE_PLAYBACK));
2102         val &= ~(0x07 << shift);
2103         val |= nval << shift;
2104         change = val != old_val;
2105         if (change)
2106                 outl(val, ICEMT1724(ice, ROUTE_PLAYBACK));
2107         return change;
2108 }
2109
2110 static int snd_vt1724_pro_route_analog_get(struct snd_kcontrol *kcontrol,
2111                                            struct snd_ctl_elem_value *ucontrol)
2112 {
2113         struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
2114         int idx = snd_ctl_get_ioffidx(kcontrol, &ucontrol->id);
2115         ucontrol->value.enumerated.item[0] =
2116                 snd_ice1724_get_route_val(ice, analog_route_shift(idx));
2117         return 0;
2118 }
2119
2120 static int snd_vt1724_pro_route_analog_put(struct snd_kcontrol *kcontrol,
2121                                            struct snd_ctl_elem_value *ucontrol)
2122 {
2123         struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
2124         int idx = snd_ctl_get_ioffidx(kcontrol, &ucontrol->id);
2125         return snd_ice1724_put_route_val(ice,
2126                                          ucontrol->value.enumerated.item[0],
2127                                          analog_route_shift(idx));
2128 }
2129
2130 static int snd_vt1724_pro_route_spdif_get(struct snd_kcontrol *kcontrol,
2131                                           struct snd_ctl_elem_value *ucontrol)
2132 {
2133         struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
2134         int idx = snd_ctl_get_ioffidx(kcontrol, &ucontrol->id);
2135         ucontrol->value.enumerated.item[0] =
2136                 snd_ice1724_get_route_val(ice, digital_route_shift(idx));
2137         return 0;
2138 }
2139
2140 static int snd_vt1724_pro_route_spdif_put(struct snd_kcontrol *kcontrol,
2141                                           struct snd_ctl_elem_value *ucontrol)
2142 {
2143         struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
2144         int idx = snd_ctl_get_ioffidx(kcontrol, &ucontrol->id);
2145         return snd_ice1724_put_route_val(ice,
2146                                          ucontrol->value.enumerated.item[0],
2147                                          digital_route_shift(idx));
2148 }
2149
2150 static struct snd_kcontrol_new snd_vt1724_mixer_pro_analog_route =
2151 {
2152         .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
2153         .name = "H/W Playback Route",
2154         .info = snd_vt1724_pro_route_info,
2155         .get = snd_vt1724_pro_route_analog_get,
2156         .put = snd_vt1724_pro_route_analog_put,
2157 };
2158
2159 static struct snd_kcontrol_new snd_vt1724_mixer_pro_spdif_route = {
2160         .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
2161         .name = SNDRV_CTL_NAME_IEC958("", PLAYBACK, NONE) "Route",
2162         .info = snd_vt1724_pro_route_info,
2163         .get = snd_vt1724_pro_route_spdif_get,
2164         .put = snd_vt1724_pro_route_spdif_put,
2165         .count = 2,
2166 };
2167
2168
2169 static int snd_vt1724_pro_peak_info(struct snd_kcontrol *kcontrol,
2170                                     struct snd_ctl_elem_info *uinfo)
2171 {
2172         uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
2173         uinfo->count = 22; /* FIXME: for compatibility with ice1712... */
2174         uinfo->value.integer.min = 0;
2175         uinfo->value.integer.max = 255;
2176         return 0;
2177 }
2178
2179 static int snd_vt1724_pro_peak_get(struct snd_kcontrol *kcontrol,
2180                                    struct snd_ctl_elem_value *ucontrol)
2181 {
2182         struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
2183         int idx;
2184
2185         spin_lock_irq(&ice->reg_lock);
2186         for (idx = 0; idx < 22; idx++) {
2187                 outb(idx, ICEMT1724(ice, MONITOR_PEAKINDEX));
2188                 ucontrol->value.integer.value[idx] =
2189                         inb(ICEMT1724(ice, MONITOR_PEAKDATA));
2190         }
2191         spin_unlock_irq(&ice->reg_lock);
2192         return 0;
2193 }
2194
2195 static struct snd_kcontrol_new snd_vt1724_mixer_pro_peak = {
2196         .iface = SNDRV_CTL_ELEM_IFACE_PCM,
2197         .name = "Multi Track Peak",
2198         .access = SNDRV_CTL_ELEM_ACCESS_READ | SNDRV_CTL_ELEM_ACCESS_VOLATILE,
2199         .info = snd_vt1724_pro_peak_info,
2200         .get = snd_vt1724_pro_peak_get
2201 };
2202
2203 /*
2204  *
2205  */
2206
2207 static struct snd_ice1712_card_info no_matched;
2208
2209
2210 /*
2211   ooAoo cards with no controls
2212 */
2213 static unsigned char ooaoo_sq210_eeprom[] = {
2214         [ICE_EEP2_SYSCONF]     = 0x4c,  /* 49MHz crystal, no mpu401, no ADC,
2215                                            1xDACs */
2216         [ICE_EEP2_ACLINK]      = 0x80,  /* I2S */
2217         [ICE_EEP2_I2S]         = 0x78,  /* no volume, 96k, 24bit, 192k */
2218         [ICE_EEP2_SPDIF]       = 0xc1,  /* out-en, out-int, out-ext */
2219         [ICE_EEP2_GPIO_DIR]    = 0x00,  /* no GPIOs are used */
2220         [ICE_EEP2_GPIO_DIR1]   = 0x00,
2221         [ICE_EEP2_GPIO_DIR2]   = 0x00,
2222         [ICE_EEP2_GPIO_MASK]   = 0xff,
2223         [ICE_EEP2_GPIO_MASK1]  = 0xff,
2224         [ICE_EEP2_GPIO_MASK2]  = 0xff,
2225
2226         [ICE_EEP2_GPIO_STATE]  = 0x00, /* inputs */
2227         [ICE_EEP2_GPIO_STATE1] = 0x00, /* all 1, but GPIO_CPLD_RW
2228                                           and GPIO15 always zero */
2229         [ICE_EEP2_GPIO_STATE2] = 0x00, /* inputs */
2230 };
2231
2232
2233 static struct snd_ice1712_card_info snd_vt1724_ooaoo_cards[] = {
2234         {
2235                 .name = "ooAoo SQ210a",
2236                 .model = "sq210a",
2237                 .eeprom_size = sizeof(ooaoo_sq210_eeprom),
2238                 .eeprom_data = ooaoo_sq210_eeprom,
2239         },
2240         { } /* terminator */
2241 };
2242
2243 static struct snd_ice1712_card_info *card_tables[] = {
2244         snd_vt1724_revo_cards,
2245         snd_vt1724_amp_cards,
2246         snd_vt1724_aureon_cards,
2247         snd_vt1720_mobo_cards,
2248         snd_vt1720_pontis_cards,
2249         snd_vt1724_prodigy_hifi_cards,
2250         snd_vt1724_prodigy192_cards,
2251         snd_vt1724_juli_cards,
2252         snd_vt1724_maya44_cards,
2253         snd_vt1724_phase_cards,
2254         snd_vt1724_wtm_cards,
2255         snd_vt1724_se_cards,
2256         snd_vt1724_qtet_cards,
2257         snd_vt1724_ooaoo_cards,
2258         snd_vt1724_psc724_cards,
2259         NULL,
2260 };
2261
2262
2263 /*
2264  */
2265
2266 static void wait_i2c_busy(struct snd_ice1712 *ice)
2267 {
2268         int t = 0x10000;
2269         while ((inb(ICEREG1724(ice, I2C_CTRL)) & VT1724_I2C_BUSY) && t--)
2270                 ;
2271         if (t == -1)
2272                 dev_err(ice->card->dev, "i2c busy timeout\n");
2273 }
2274
2275 unsigned char snd_vt1724_read_i2c(struct snd_ice1712 *ice,
2276                                   unsigned char dev, unsigned char addr)
2277 {
2278         unsigned char val;
2279
2280         mutex_lock(&ice->i2c_mutex);
2281         wait_i2c_busy(ice);
2282         outb(addr, ICEREG1724(ice, I2C_BYTE_ADDR));
2283         outb(dev & ~VT1724_I2C_WRITE, ICEREG1724(ice, I2C_DEV_ADDR));
2284         wait_i2c_busy(ice);
2285         val = inb(ICEREG1724(ice, I2C_DATA));
2286         mutex_unlock(&ice->i2c_mutex);
2287         /*
2288         dev_dbg(ice->card->dev, "i2c_read: [0x%x,0x%x] = 0x%x\n", dev, addr, val);
2289         */
2290         return val;
2291 }
2292
2293 void snd_vt1724_write_i2c(struct snd_ice1712 *ice,
2294                           unsigned char dev, unsigned char addr, unsigned char data)
2295 {
2296         mutex_lock(&ice->i2c_mutex);
2297         wait_i2c_busy(ice);
2298         /*
2299         dev_dbg(ice->card->dev, "i2c_write: [0x%x,0x%x] = 0x%x\n", dev, addr, data);
2300         */
2301         outb(addr, ICEREG1724(ice, I2C_BYTE_ADDR));
2302         outb(data, ICEREG1724(ice, I2C_DATA));
2303         outb(dev | VT1724_I2C_WRITE, ICEREG1724(ice, I2C_DEV_ADDR));
2304         wait_i2c_busy(ice);
2305         mutex_unlock(&ice->i2c_mutex);
2306 }
2307
2308 static int snd_vt1724_read_eeprom(struct snd_ice1712 *ice,
2309                                   const char *modelname)
2310 {
2311         const int dev = 0xa0;           /* EEPROM device address */
2312         unsigned int i, size;
2313         struct snd_ice1712_card_info * const *tbl, *c;
2314
2315         if (!modelname || !*modelname) {
2316                 ice->eeprom.subvendor = 0;
2317                 if ((inb(ICEREG1724(ice, I2C_CTRL)) & VT1724_I2C_EEPROM) != 0)
2318                         ice->eeprom.subvendor =
2319                                 (snd_vt1724_read_i2c(ice, dev, 0x00) << 0) |
2320                                 (snd_vt1724_read_i2c(ice, dev, 0x01) << 8) |
2321                                 (snd_vt1724_read_i2c(ice, dev, 0x02) << 16) |
2322                                 (snd_vt1724_read_i2c(ice, dev, 0x03) << 24);
2323                 if (ice->eeprom.subvendor == 0 ||
2324                     ice->eeprom.subvendor == (unsigned int)-1) {
2325                         /* invalid subvendor from EEPROM, try the PCI
2326                          * subststem ID instead
2327                          */
2328                         u16 vendor, device;
2329                         pci_read_config_word(ice->pci, PCI_SUBSYSTEM_VENDOR_ID,
2330                                              &vendor);
2331                         pci_read_config_word(ice->pci, PCI_SUBSYSTEM_ID, &device);
2332                         ice->eeprom.subvendor =
2333                                 ((unsigned int)swab16(vendor) << 16) | swab16(device);
2334                         if (ice->eeprom.subvendor == 0 ||
2335                             ice->eeprom.subvendor == (unsigned int)-1) {
2336                                 dev_err(ice->card->dev,
2337                                         "No valid ID is found\n");
2338                                 return -ENXIO;
2339                         }
2340                 }
2341         }
2342         for (tbl = card_tables; *tbl; tbl++) {
2343                 for (c = *tbl; c->name; c++) {
2344                         if (modelname && c->model &&
2345                             !strcmp(modelname, c->model)) {
2346                                 dev_info(ice->card->dev,
2347                                          "Using board model %s\n",
2348                                        c->name);
2349                                 ice->eeprom.subvendor = c->subvendor;
2350                         } else if (c->subvendor != ice->eeprom.subvendor)
2351                                 continue;
2352                         ice->card_info = c;
2353                         if (!c->eeprom_size || !c->eeprom_data)
2354                                 goto found;
2355                         /* if the EEPROM is given by the driver, use it */
2356                         dev_dbg(ice->card->dev, "using the defined eeprom..\n");
2357                         ice->eeprom.version = 2;
2358                         ice->eeprom.size = c->eeprom_size + 6;
2359                         memcpy(ice->eeprom.data, c->eeprom_data, c->eeprom_size);
2360                         goto read_skipped;
2361                 }
2362         }
2363         dev_warn(ice->card->dev, "No matching model found for ID 0x%x\n",
2364                ice->eeprom.subvendor);
2365 #ifdef CONFIG_PM_SLEEP
2366         /* assume AC97-only card which can suspend without additional code */
2367         ice->pm_suspend_enabled = 1;
2368 #endif
2369
2370  found:
2371         ice->eeprom.size = snd_vt1724_read_i2c(ice, dev, 0x04);
2372         if (ice->eeprom.size < 6)
2373                 ice->eeprom.size = 32;
2374         else if (ice->eeprom.size > 32) {
2375                 dev_err(ice->card->dev, "Invalid EEPROM (size = %i)\n",
2376                        ice->eeprom.size);
2377                 return -EIO;
2378         }
2379         ice->eeprom.version = snd_vt1724_read_i2c(ice, dev, 0x05);
2380         if (ice->eeprom.version != 1 && ice->eeprom.version != 2)
2381                 dev_warn(ice->card->dev, "Invalid EEPROM version %i\n",
2382                        ice->eeprom.version);
2383         size = ice->eeprom.size - 6;
2384         for (i = 0; i < size; i++)
2385                 ice->eeprom.data[i] = snd_vt1724_read_i2c(ice, dev, i + 6);
2386
2387  read_skipped:
2388         ice->eeprom.gpiomask = eeprom_triple(ice, ICE_EEP2_GPIO_MASK);
2389         ice->eeprom.gpiostate = eeprom_triple(ice, ICE_EEP2_GPIO_STATE);
2390         ice->eeprom.gpiodir = eeprom_triple(ice, ICE_EEP2_GPIO_DIR);
2391
2392         return 0;
2393 }
2394
2395
2396
2397 static void snd_vt1724_chip_reset(struct snd_ice1712 *ice)
2398 {
2399         outb(VT1724_RESET , ICEREG1724(ice, CONTROL));
2400         inb(ICEREG1724(ice, CONTROL)); /* pci posting flush */
2401         msleep(10);
2402         outb(0, ICEREG1724(ice, CONTROL));
2403         inb(ICEREG1724(ice, CONTROL)); /* pci posting flush */
2404         msleep(10);
2405 }
2406
2407 static int snd_vt1724_chip_init(struct snd_ice1712 *ice)
2408 {
2409         outb(ice->eeprom.data[ICE_EEP2_SYSCONF], ICEREG1724(ice, SYS_CFG));
2410         outb(ice->eeprom.data[ICE_EEP2_ACLINK], ICEREG1724(ice, AC97_CFG));
2411         outb(ice->eeprom.data[ICE_EEP2_I2S], ICEREG1724(ice, I2S_FEATURES));
2412         outb(ice->eeprom.data[ICE_EEP2_SPDIF], ICEREG1724(ice, SPDIF_CFG));
2413
2414         ice->gpio.write_mask = ice->eeprom.gpiomask;
2415         ice->gpio.direction = ice->eeprom.gpiodir;
2416         snd_vt1724_set_gpio_mask(ice, ice->eeprom.gpiomask);
2417         snd_vt1724_set_gpio_dir(ice, ice->eeprom.gpiodir);
2418         snd_vt1724_set_gpio_data(ice, ice->eeprom.gpiostate);
2419
2420         outb(0, ICEREG1724(ice, POWERDOWN));
2421
2422         /* MPU_RX and TX irq masks are cleared later dynamically */
2423         outb(VT1724_IRQ_MPU_RX | VT1724_IRQ_MPU_TX , ICEREG1724(ice, IRQMASK));
2424
2425         /* don't handle FIFO overrun/underruns (just yet),
2426          * since they cause machine lockups
2427          */
2428         outb(VT1724_MULTI_FIFO_ERR, ICEMT1724(ice, DMA_INT_MASK));
2429
2430         return 0;
2431 }
2432
2433 static int snd_vt1724_spdif_build_controls(struct snd_ice1712 *ice)
2434 {
2435         int err;
2436         struct snd_kcontrol *kctl;
2437
2438         if (snd_BUG_ON(!ice->pcm))
2439                 return -EIO;
2440
2441         if (!ice->own_routing) {
2442                 err = snd_ctl_add(ice->card,
2443                         snd_ctl_new1(&snd_vt1724_mixer_pro_spdif_route, ice));
2444                 if (err < 0)
2445                         return err;
2446         }
2447
2448         err = snd_ctl_add(ice->card, snd_ctl_new1(&snd_vt1724_spdif_switch, ice));
2449         if (err < 0)
2450                 return err;
2451
2452         err = snd_ctl_add(ice->card, kctl = snd_ctl_new1(&snd_vt1724_spdif_default, ice));
2453         if (err < 0)
2454                 return err;
2455         kctl->id.device = ice->pcm->device;
2456         err = snd_ctl_add(ice->card, kctl = snd_ctl_new1(&snd_vt1724_spdif_maskc, ice));
2457         if (err < 0)
2458                 return err;
2459         kctl->id.device = ice->pcm->device;
2460         err = snd_ctl_add(ice->card, kctl = snd_ctl_new1(&snd_vt1724_spdif_maskp, ice));
2461         if (err < 0)
2462                 return err;
2463         kctl->id.device = ice->pcm->device;
2464 #if 0 /* use default only */
2465         err = snd_ctl_add(ice->card, kctl = snd_ctl_new1(&snd_vt1724_spdif_stream, ice));
2466         if (err < 0)
2467                 return err;
2468         kctl->id.device = ice->pcm->device;
2469         ice->spdif.stream_ctl = kctl;
2470 #endif
2471         return 0;
2472 }
2473
2474
2475 static int snd_vt1724_build_controls(struct snd_ice1712 *ice)
2476 {
2477         int err;
2478
2479         err = snd_ctl_add(ice->card, snd_ctl_new1(&snd_vt1724_eeprom, ice));
2480         if (err < 0)
2481                 return err;
2482         err = snd_ctl_add(ice->card, snd_ctl_new1(&snd_vt1724_pro_internal_clock, ice));
2483         if (err < 0)
2484                 return err;
2485
2486         err = snd_ctl_add(ice->card, snd_ctl_new1(&snd_vt1724_pro_rate_locking, ice));
2487         if (err < 0)
2488                 return err;
2489         err = snd_ctl_add(ice->card, snd_ctl_new1(&snd_vt1724_pro_rate_reset, ice));
2490         if (err < 0)
2491                 return err;
2492
2493         if (!ice->own_routing && ice->num_total_dacs > 0) {
2494                 struct snd_kcontrol_new tmp = snd_vt1724_mixer_pro_analog_route;
2495                 tmp.count = ice->num_total_dacs;
2496                 if (ice->vt1720 && tmp.count > 2)
2497                         tmp.count = 2;
2498                 err = snd_ctl_add(ice->card, snd_ctl_new1(&tmp, ice));
2499                 if (err < 0)
2500                         return err;
2501         }
2502
2503         return snd_ctl_add(ice->card,
2504                            snd_ctl_new1(&snd_vt1724_mixer_pro_peak, ice));
2505 }
2506
2507 static int snd_vt1724_free(struct snd_ice1712 *ice)
2508 {
2509         if (!ice->port)
2510                 goto __hw_end;
2511         /* mask all interrupts */
2512         outb(0xff, ICEMT1724(ice, DMA_INT_MASK));
2513         outb(0xff, ICEREG1724(ice, IRQMASK));
2514         /* --- */
2515 __hw_end:
2516         if (ice->irq >= 0)
2517                 free_irq(ice->irq, ice);
2518         pci_release_regions(ice->pci);
2519         snd_ice1712_akm4xxx_free(ice);
2520         pci_disable_device(ice->pci);
2521         kfree(ice->spec);
2522         kfree(ice);
2523         return 0;
2524 }
2525
2526 static int snd_vt1724_dev_free(struct snd_device *device)
2527 {
2528         struct snd_ice1712 *ice = device->device_data;
2529         return snd_vt1724_free(ice);
2530 }
2531
2532 static int snd_vt1724_create(struct snd_card *card,
2533                              struct pci_dev *pci,
2534                              const char *modelname,
2535                              struct snd_ice1712 **r_ice1712)
2536 {
2537         struct snd_ice1712 *ice;
2538         int err;
2539         static struct snd_device_ops ops = {
2540                 .dev_free =     snd_vt1724_dev_free,
2541         };
2542
2543         *r_ice1712 = NULL;
2544
2545         /* enable PCI device */
2546         err = pci_enable_device(pci);
2547         if (err < 0)
2548                 return err;
2549
2550         ice = kzalloc(sizeof(*ice), GFP_KERNEL);
2551         if (ice == NULL) {
2552                 pci_disable_device(pci);
2553                 return -ENOMEM;
2554         }
2555         ice->vt1724 = 1;
2556         spin_lock_init(&ice->reg_lock);
2557         mutex_init(&ice->gpio_mutex);
2558         mutex_init(&ice->open_mutex);
2559         mutex_init(&ice->i2c_mutex);
2560         ice->gpio.set_mask = snd_vt1724_set_gpio_mask;
2561         ice->gpio.get_mask = snd_vt1724_get_gpio_mask;
2562         ice->gpio.set_dir = snd_vt1724_set_gpio_dir;
2563         ice->gpio.get_dir = snd_vt1724_get_gpio_dir;
2564         ice->gpio.set_data = snd_vt1724_set_gpio_data;
2565         ice->gpio.get_data = snd_vt1724_get_gpio_data;
2566         ice->card = card;
2567         ice->pci = pci;
2568         ice->irq = -1;
2569         pci_set_master(pci);
2570         snd_vt1724_proc_init(ice);
2571         synchronize_irq(pci->irq);
2572
2573         card->private_data = ice;
2574
2575         err = pci_request_regions(pci, "ICE1724");
2576         if (err < 0) {
2577                 kfree(ice);
2578                 pci_disable_device(pci);
2579                 return err;
2580         }
2581         ice->port = pci_resource_start(pci, 0);
2582         ice->profi_port = pci_resource_start(pci, 1);
2583
2584         if (request_irq(pci->irq, snd_vt1724_interrupt,
2585                         IRQF_SHARED, KBUILD_MODNAME, ice)) {
2586                 dev_err(card->dev, "unable to grab IRQ %d\n", pci->irq);
2587                 snd_vt1724_free(ice);
2588                 return -EIO;
2589         }
2590
2591         ice->irq = pci->irq;
2592
2593         snd_vt1724_chip_reset(ice);
2594         if (snd_vt1724_read_eeprom(ice, modelname) < 0) {
2595                 snd_vt1724_free(ice);
2596                 return -EIO;
2597         }
2598         if (snd_vt1724_chip_init(ice) < 0) {
2599                 snd_vt1724_free(ice);
2600                 return -EIO;
2601         }
2602
2603         err = snd_device_new(card, SNDRV_DEV_LOWLEVEL, ice, &ops);
2604         if (err < 0) {
2605                 snd_vt1724_free(ice);
2606                 return err;
2607         }
2608
2609         *r_ice1712 = ice;
2610         return 0;
2611 }
2612
2613
2614 /*
2615  *
2616  * Registration
2617  *
2618  */
2619
2620 static int snd_vt1724_probe(struct pci_dev *pci,
2621                             const struct pci_device_id *pci_id)
2622 {
2623         static int dev;
2624         struct snd_card *card;
2625         struct snd_ice1712 *ice;
2626         int pcm_dev = 0, err;
2627         struct snd_ice1712_card_info * const *tbl, *c;
2628
2629         if (dev >= SNDRV_CARDS)
2630                 return -ENODEV;
2631         if (!enable[dev]) {
2632                 dev++;
2633                 return -ENOENT;
2634         }
2635
2636         err = snd_card_new(&pci->dev, index[dev], id[dev], THIS_MODULE,
2637                            0, &card);
2638         if (err < 0)
2639                 return err;
2640
2641         strcpy(card->driver, "ICE1724");
2642         strcpy(card->shortname, "ICEnsemble ICE1724");
2643
2644         err = snd_vt1724_create(card, pci, model[dev], &ice);
2645         if (err < 0) {
2646                 snd_card_free(card);
2647                 return err;
2648         }
2649
2650         /* field init before calling chip_init */
2651         ice->ext_clock_count = 0;
2652
2653         for (tbl = card_tables; *tbl; tbl++) {
2654                 for (c = *tbl; c->name; c++) {
2655                         if ((model[dev] && c->model &&
2656                              !strcmp(model[dev], c->model)) ||
2657                             (c->subvendor == ice->eeprom.subvendor)) {
2658                                 strcpy(card->shortname, c->name);
2659                                 if (c->driver) /* specific driver? */
2660                                         strcpy(card->driver, c->driver);
2661                                 if (c->chip_init) {
2662                                         err = c->chip_init(ice);
2663                                         if (err < 0) {
2664                                                 snd_card_free(card);
2665                                                 return err;
2666                                         }
2667                                 }
2668                                 goto __found;
2669                         }
2670                 }
2671         }
2672         c = &no_matched;
2673 __found:
2674         /*
2675         * VT1724 has separate DMAs for the analog and the SPDIF streams while
2676         * ICE1712 has only one for both (mixed up).
2677         *
2678         * Confusingly the analog PCM is named "professional" here because it
2679         * was called so in ice1712 driver, and vt1724 driver is derived from
2680         * ice1712 driver.
2681         */
2682         ice->pro_rate_default = PRO_RATE_DEFAULT;
2683         if (!ice->is_spdif_master)
2684                 ice->is_spdif_master = stdclock_is_spdif_master;
2685         if (!ice->get_rate)
2686                 ice->get_rate = stdclock_get_rate;
2687         if (!ice->set_rate)
2688                 ice->set_rate = stdclock_set_rate;
2689         if (!ice->set_mclk)
2690                 ice->set_mclk = stdclock_set_mclk;
2691         if (!ice->set_spdif_clock)
2692                 ice->set_spdif_clock = stdclock_set_spdif_clock;
2693         if (!ice->get_spdif_master_type)
2694                 ice->get_spdif_master_type = stdclock_get_spdif_master_type;
2695         if (!ice->ext_clock_names)
2696                 ice->ext_clock_names = ext_clock_names;
2697         if (!ice->ext_clock_count)
2698                 ice->ext_clock_count = ARRAY_SIZE(ext_clock_names);
2699
2700         if (!ice->hw_rates)
2701                 set_std_hw_rates(ice);
2702
2703         err = snd_vt1724_pcm_profi(ice, pcm_dev++);
2704         if (err < 0) {
2705                 snd_card_free(card);
2706                 return err;
2707         }
2708
2709         err = snd_vt1724_pcm_spdif(ice, pcm_dev++);
2710         if (err < 0) {
2711                 snd_card_free(card);
2712                 return err;
2713         }
2714
2715         err = snd_vt1724_pcm_indep(ice, pcm_dev++);
2716         if (err < 0) {
2717                 snd_card_free(card);
2718                 return err;
2719         }
2720
2721         err = snd_vt1724_ac97_mixer(ice);
2722         if (err < 0) {
2723                 snd_card_free(card);
2724                 return err;
2725         }
2726
2727         err = snd_vt1724_build_controls(ice);
2728         if (err < 0) {
2729                 snd_card_free(card);
2730                 return err;
2731         }
2732
2733         if (ice->pcm && ice->has_spdif) { /* has SPDIF I/O */
2734                 err = snd_vt1724_spdif_build_controls(ice);
2735                 if (err < 0) {
2736                         snd_card_free(card);
2737                         return err;
2738                 }
2739         }
2740
2741         if (c->build_controls) {
2742                 err = c->build_controls(ice);
2743                 if (err < 0) {
2744                         snd_card_free(card);
2745                         return err;
2746                 }
2747         }
2748
2749         if (!c->no_mpu401) {
2750                 if (ice->eeprom.data[ICE_EEP2_SYSCONF] & VT1724_CFG_MPU401) {
2751                         struct snd_rawmidi *rmidi;
2752
2753                         err = snd_rawmidi_new(card, "MIDI", 0, 1, 1, &rmidi);
2754                         if (err < 0) {
2755                                 snd_card_free(card);
2756                                 return err;
2757                         }
2758                         ice->rmidi[0] = rmidi;
2759                         rmidi->private_data = ice;
2760                         strcpy(rmidi->name, "ICE1724 MIDI");
2761                         rmidi->info_flags = SNDRV_RAWMIDI_INFO_OUTPUT |
2762                                             SNDRV_RAWMIDI_INFO_INPUT |
2763                                             SNDRV_RAWMIDI_INFO_DUPLEX;
2764                         snd_rawmidi_set_ops(rmidi, SNDRV_RAWMIDI_STREAM_OUTPUT,
2765                                             &vt1724_midi_output_ops);
2766                         snd_rawmidi_set_ops(rmidi, SNDRV_RAWMIDI_STREAM_INPUT,
2767                                             &vt1724_midi_input_ops);
2768
2769                         /* set watermarks */
2770                         outb(VT1724_MPU_RX_FIFO | 0x1,
2771                              ICEREG1724(ice, MPU_FIFO_WM));
2772                         outb(0x1, ICEREG1724(ice, MPU_FIFO_WM));
2773                         /* set UART mode */
2774                         outb(VT1724_MPU_UART, ICEREG1724(ice, MPU_CTRL));
2775                 }
2776         }
2777
2778         sprintf(card->longname, "%s at 0x%lx, irq %i",
2779                 card->shortname, ice->port, ice->irq);
2780
2781         err = snd_card_register(card);
2782         if (err < 0) {
2783                 snd_card_free(card);
2784                 return err;
2785         }
2786         pci_set_drvdata(pci, card);
2787         dev++;
2788         return 0;
2789 }
2790
2791 static void snd_vt1724_remove(struct pci_dev *pci)
2792 {
2793         struct snd_card *card = pci_get_drvdata(pci);
2794         struct snd_ice1712 *ice = card->private_data;
2795
2796         if (ice->card_info && ice->card_info->chip_exit)
2797                 ice->card_info->chip_exit(ice);
2798         snd_card_free(card);
2799 }
2800
2801 #ifdef CONFIG_PM_SLEEP
2802 static int snd_vt1724_suspend(struct device *dev)
2803 {
2804         struct snd_card *card = dev_get_drvdata(dev);
2805         struct snd_ice1712 *ice = card->private_data;
2806
2807         if (!ice->pm_suspend_enabled)
2808                 return 0;
2809
2810         snd_power_change_state(card, SNDRV_CTL_POWER_D3hot);
2811
2812         snd_pcm_suspend_all(ice->pcm);
2813         snd_pcm_suspend_all(ice->pcm_pro);
2814         snd_pcm_suspend_all(ice->pcm_ds);
2815         snd_ac97_suspend(ice->ac97);
2816
2817         spin_lock_irq(&ice->reg_lock);
2818         ice->pm_saved_is_spdif_master = ice->is_spdif_master(ice);
2819         ice->pm_saved_spdif_ctrl = inw(ICEMT1724(ice, SPDIF_CTRL));
2820         ice->pm_saved_spdif_cfg = inb(ICEREG1724(ice, SPDIF_CFG));
2821         ice->pm_saved_route = inl(ICEMT1724(ice, ROUTE_PLAYBACK));
2822         spin_unlock_irq(&ice->reg_lock);
2823
2824         if (ice->pm_suspend)
2825                 ice->pm_suspend(ice);
2826         return 0;
2827 }
2828
2829 static int snd_vt1724_resume(struct device *dev)
2830 {
2831         struct snd_card *card = dev_get_drvdata(dev);
2832         struct snd_ice1712 *ice = card->private_data;
2833
2834         if (!ice->pm_suspend_enabled)
2835                 return 0;
2836
2837         snd_vt1724_chip_reset(ice);
2838
2839         if (snd_vt1724_chip_init(ice) < 0) {
2840                 snd_card_disconnect(card);
2841                 return -EIO;
2842         }
2843
2844         if (ice->pm_resume)
2845                 ice->pm_resume(ice);
2846
2847         if (ice->pm_saved_is_spdif_master) {
2848                 /* switching to external clock via SPDIF */
2849                 ice->set_spdif_clock(ice, 0);
2850         } else {
2851                 /* internal on-card clock */
2852                 int rate;
2853                 if (ice->cur_rate)
2854                         rate = ice->cur_rate;
2855                 else
2856                         rate = ice->pro_rate_default;
2857                 snd_vt1724_set_pro_rate(ice, rate, 1);
2858         }
2859
2860         update_spdif_bits(ice, ice->pm_saved_spdif_ctrl);
2861
2862         outb(ice->pm_saved_spdif_cfg, ICEREG1724(ice, SPDIF_CFG));
2863         outl(ice->pm_saved_route, ICEMT1724(ice, ROUTE_PLAYBACK));
2864
2865         snd_ac97_resume(ice->ac97);
2866
2867         snd_power_change_state(card, SNDRV_CTL_POWER_D0);
2868         return 0;
2869 }
2870
2871 static SIMPLE_DEV_PM_OPS(snd_vt1724_pm, snd_vt1724_suspend, snd_vt1724_resume);
2872 #define SND_VT1724_PM_OPS       &snd_vt1724_pm
2873 #else
2874 #define SND_VT1724_PM_OPS       NULL
2875 #endif /* CONFIG_PM_SLEEP */
2876
2877 static struct pci_driver vt1724_driver = {
2878         .name = KBUILD_MODNAME,
2879         .id_table = snd_vt1724_ids,
2880         .probe = snd_vt1724_probe,
2881         .remove = snd_vt1724_remove,
2882         .driver = {
2883                 .pm = SND_VT1724_PM_OPS,
2884         },
2885 };
2886
2887 module_pci_driver(vt1724_driver);