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 const 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 const 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 const 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 const 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 const 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 const 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         return stdclock_rate_list[inb(ICEMT1724(ice, RATE)) & 15];
 624 }
 625
 626 static void stdclock_set_rate(struct snd_ice1712 *ice, unsigned int rate)
 627 {
 628         int i;
 629         for (i = 0; i < ARRAY_SIZE(stdclock_rate_list); i++) {
 630                 if (stdclock_rate_list[i] == rate) {
 631                         outb(i, ICEMT1724(ice, RATE));
 632                         return;
 633                 }
 634         }
 635 }
 636
 637 static unsigned char stdclock_set_mclk(struct snd_ice1712 *ice,
 638                                        unsigned int rate)
 639 {
 640         unsigned char val, old;
 641         /* check MT02 */
 642         if (ice->eeprom.data[ICE_EEP2_ACLINK] & VT1724_CFG_PRO_I2S) {
 643                 val = old = inb(ICEMT1724(ice, I2S_FORMAT));
 644                 if (rate > 96000)
 645                         val |= VT1724_MT_I2S_MCLK_128X; /* 128x MCLK */
 646                 else
 647                         val &= ~VT1724_MT_I2S_MCLK_128X; /* 256x MCLK */
 648                 if (val != old) {
 649                         outb(val, ICEMT1724(ice, I2S_FORMAT));
 650                         /* master clock changed */
 651                         return 1;
 652                 }
 653         }
 654         /* no change in master clock */
 655         return 0;
 656 }
 657
 658 static int snd_vt1724_set_pro_rate(struct snd_ice1712 *ice, unsigned int rate,
 659                                     int force)
 660 {
 661         unsigned long flags;
 662         unsigned char mclk_change;
 663         unsigned int i, old_rate;
 664         bool call_set_rate = false;
 665
 666         if (rate > ice->hw_rates->list[ice->hw_rates->count - 1])
 667                 return -EINVAL;
 668
 669         spin_lock_irqsave(&ice->reg_lock, flags);
 670         if ((inb(ICEMT1724(ice, DMA_CONTROL)) & DMA_STARTS) ||
 671             (inb(ICEMT1724(ice, DMA_PAUSE)) & DMA_PAUSES)) {
 672                 /* running? we cannot change the rate now... */
 673                 spin_unlock_irqrestore(&ice->reg_lock, flags);
 674                 return ((rate == ice->cur_rate) && !force) ? 0 : -EBUSY;
 675         }
 676         if (!force && is_pro_rate_locked(ice)) {
 677                 /* comparing required and current rate - makes sense for
 678                  * internal clock only */
 679                 spin_unlock_irqrestore(&ice->reg_lock, flags);
 680                 return (rate == ice->cur_rate) ? 0 : -EBUSY;
 681         }
 682
 683         if (force || !ice->is_spdif_master(ice)) {
 684                 /* force means the rate was switched by ucontrol, otherwise
 685                  * setting clock rate for internal clock mode */
 686                 old_rate = ice->get_rate(ice);
 687                 if (force || (old_rate != rate))
 688                         call_set_rate = true;
 689                 else if (rate == ice->cur_rate) {
 690                         spin_unlock_irqrestore(&ice->reg_lock, flags);
 691                         return 0;
 692                 }
 693         }
 694
 695         ice->cur_rate = rate;
 696         spin_unlock_irqrestore(&ice->reg_lock, flags);
 697
 698         if (call_set_rate)
 699                 ice->set_rate(ice, rate);
 700
 701         /* setting master clock */
 702         mclk_change = ice->set_mclk(ice, rate);
 703
 704         if (mclk_change && ice->gpio.i2s_mclk_changed)
 705                 ice->gpio.i2s_mclk_changed(ice);
 706         if (ice->gpio.set_pro_rate)
 707                 ice->gpio.set_pro_rate(ice, rate);
 708
 709         /* set up codecs */
 710         for (i = 0; i < ice->akm_codecs; i++) {
 711                 if (ice->akm[i].ops.set_rate_val)
 712                         ice->akm[i].ops.set_rate_val(&ice->akm[i], rate);
 713         }
 714         if (ice->spdif.ops.setup_rate)
 715                 ice->spdif.ops.setup_rate(ice, rate);
 716
 717         return 0;
 718 }
 719
 720 static int snd_vt1724_pcm_hw_params(struct snd_pcm_substream *substream,
 721                                     struct snd_pcm_hw_params *hw_params)
 722 {
 723         struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
 724         int i, chs, err;
 725
 726         chs = params_channels(hw_params);
 727         mutex_lock(&ice->open_mutex);
 728         /* mark surround channels */
 729         if (substream == ice->playback_pro_substream) {
 730                 /* PDMA0 can be multi-channel up to 8 */
 731                 chs = chs / 2 - 1;
 732                 for (i = 0; i < chs; i++) {
 733                         if (ice->pcm_reserved[i] &&
 734                             ice->pcm_reserved[i] != substream) {
 735                                 mutex_unlock(&ice->open_mutex);
 736                                 return -EBUSY;
 737                         }
 738                         ice->pcm_reserved[i] = substream;
 739                 }
 740                 for (; i < 3; i++) {
 741                         if (ice->pcm_reserved[i] == substream)
 742                                 ice->pcm_reserved[i] = NULL;
 743                 }
 744         } else {
 745                 for (i = 0; i < 3; i++) {
 746                         /* check individual playback stream */
 747                         if (ice->playback_con_substream_ds[i] == substream) {
 748                                 if (ice->pcm_reserved[i] &&
 749                                     ice->pcm_reserved[i] != substream) {
 750                                         mutex_unlock(&ice->open_mutex);
 751                                         return -EBUSY;
 752                                 }
 753                                 ice->pcm_reserved[i] = substream;
 754                                 break;
 755                         }
 756                 }
 757         }
 758         mutex_unlock(&ice->open_mutex);
 759
 760         err = snd_vt1724_set_pro_rate(ice, params_rate(hw_params), 0);
 761         if (err < 0)
 762                 return err;
 763
 764         return snd_pcm_lib_malloc_pages(substream, params_buffer_bytes(hw_params));
 765 }
 766
 767 static int snd_vt1724_pcm_hw_free(struct snd_pcm_substream *substream)
 768 {
 769         struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
 770         int i;
 771
 772         mutex_lock(&ice->open_mutex);
 773         /* unmark surround channels */
 774         for (i = 0; i < 3; i++)
 775                 if (ice->pcm_reserved[i] == substream)
 776                         ice->pcm_reserved[i] = NULL;
 777         mutex_unlock(&ice->open_mutex);
 778         return snd_pcm_lib_free_pages(substream);
 779 }
 780
 781 static int snd_vt1724_playback_pro_prepare(struct snd_pcm_substream *substream)
 782 {
 783         struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
 784         unsigned char val;
 785         unsigned int size;
 786
 787         spin_lock_irq(&ice->reg_lock);
 788         val = (8 - substream->runtime->channels) >> 1;
 789         outb(val, ICEMT1724(ice, BURST));
 790
 791         outl(substream->runtime->dma_addr, ICEMT1724(ice, PLAYBACK_ADDR));
 792
 793         size = (snd_pcm_lib_buffer_bytes(substream) >> 2) - 1;
 794         /* outl(size, ICEMT1724(ice, PLAYBACK_SIZE)); */
 795         outw(size, ICEMT1724(ice, PLAYBACK_SIZE));
 796         outb(size >> 16, ICEMT1724(ice, PLAYBACK_SIZE) + 2);
 797         size = (snd_pcm_lib_period_bytes(substream) >> 2) - 1;
 798         /* outl(size, ICEMT1724(ice, PLAYBACK_COUNT)); */
 799         outw(size, ICEMT1724(ice, PLAYBACK_COUNT));
 800         outb(size >> 16, ICEMT1724(ice, PLAYBACK_COUNT) + 2);
 801
 802         spin_unlock_irq(&ice->reg_lock);
 803
 804         /*
 805         dev_dbg(ice->card->dev, "pro prepare: ch = %d, addr = 0x%x, "
 806                "buffer = 0x%x, period = 0x%x\n",
 807                substream->runtime->channels,
 808                (unsigned int)substream->runtime->dma_addr,
 809                snd_pcm_lib_buffer_bytes(substream),
 810                snd_pcm_lib_period_bytes(substream));
 811         */
 812         return 0;
 813 }
 814
 815 static snd_pcm_uframes_t snd_vt1724_playback_pro_pointer(struct snd_pcm_substream *substream)
 816 {
 817         struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
 818         size_t ptr;
 819
 820         if (!(inl(ICEMT1724(ice, DMA_CONTROL)) & VT1724_PDMA0_START))
 821                 return 0;
 822 #if 0 /* read PLAYBACK_ADDR */
 823         ptr = inl(ICEMT1724(ice, PLAYBACK_ADDR));
 824         if (ptr < substream->runtime->dma_addr) {
 825                 dev_dbg(ice->card->dev, "invalid negative ptr\n");
 826                 return 0;
 827         }
 828         ptr -= substream->runtime->dma_addr;
 829         ptr = bytes_to_frames(substream->runtime, ptr);
 830         if (ptr >= substream->runtime->buffer_size) {
 831                 dev_dbg(ice->card->dev, "invalid ptr %d (size=%d)\n",
 832                            (int)ptr, (int)substream->runtime->period_size);
 833                 return 0;
 834         }
 835 #else /* read PLAYBACK_SIZE */
 836         ptr = inl(ICEMT1724(ice, PLAYBACK_SIZE)) & 0xffffff;
 837         ptr = (ptr + 1) << 2;
 838         ptr = bytes_to_frames(substream->runtime, ptr);
 839         if (!ptr)
 840                 ;
 841         else if (ptr <= substream->runtime->buffer_size)
 842                 ptr = substream->runtime->buffer_size - ptr;
 843         else {
 844                 dev_dbg(ice->card->dev, "invalid ptr %d (size=%d)\n",
 845                            (int)ptr, (int)substream->runtime->buffer_size);
 846                 ptr = 0;
 847         }
 848 #endif
 849         return ptr;
 850 }
 851
 852 static int snd_vt1724_pcm_prepare(struct snd_pcm_substream *substream)
 853 {
 854         struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
 855         const struct vt1724_pcm_reg *reg = substream->runtime->private_data;
 856
 857         spin_lock_irq(&ice->reg_lock);
 858         outl(substream->runtime->dma_addr, ice->profi_port + reg->addr);
 859         outw((snd_pcm_lib_buffer_bytes(substream) >> 2) - 1,
 860              ice->profi_port + reg->size);
 861         outw((snd_pcm_lib_period_bytes(substream) >> 2) - 1,
 862              ice->profi_port + reg->count);
 863         spin_unlock_irq(&ice->reg_lock);
 864         return 0;
 865 }
 866
 867 static snd_pcm_uframes_t snd_vt1724_pcm_pointer(struct snd_pcm_substream *substream)
 868 {
 869         struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
 870         const struct vt1724_pcm_reg *reg = substream->runtime->private_data;
 871         size_t ptr;
 872
 873         if (!(inl(ICEMT1724(ice, DMA_CONTROL)) & reg->start))
 874                 return 0;
 875 #if 0 /* use ADDR register */
 876         ptr = inl(ice->profi_port + reg->addr);
 877         ptr -= substream->runtime->dma_addr;
 878         return bytes_to_frames(substream->runtime, ptr);
 879 #else /* use SIZE register */
 880         ptr = inw(ice->profi_port + reg->size);
 881         ptr = (ptr + 1) << 2;
 882         ptr = bytes_to_frames(substream->runtime, ptr);
 883         if (!ptr)
 884                 ;
 885         else if (ptr <= substream->runtime->buffer_size)
 886                 ptr = substream->runtime->buffer_size - ptr;
 887         else {
 888                 dev_dbg(ice->card->dev, "invalid ptr %d (size=%d)\n",
 889                            (int)ptr, (int)substream->runtime->buffer_size);
 890                 ptr = 0;
 891         }
 892         return ptr;
 893 #endif
 894 }
 895
 896 static const struct vt1724_pcm_reg vt1724_pdma0_reg = {
 897         .addr = VT1724_MT_PLAYBACK_ADDR,
 898         .size = VT1724_MT_PLAYBACK_SIZE,
 899         .count = VT1724_MT_PLAYBACK_COUNT,
 900         .start = VT1724_PDMA0_START,
 901 };
 902
 903 static const struct vt1724_pcm_reg vt1724_pdma4_reg = {
 904         .addr = VT1724_MT_PDMA4_ADDR,
 905         .size = VT1724_MT_PDMA4_SIZE,
 906         .count = VT1724_MT_PDMA4_COUNT,
 907         .start = VT1724_PDMA4_START,
 908 };
 909
 910 static const struct vt1724_pcm_reg vt1724_rdma0_reg = {
 911         .addr = VT1724_MT_CAPTURE_ADDR,
 912         .size = VT1724_MT_CAPTURE_SIZE,
 913         .count = VT1724_MT_CAPTURE_COUNT,
 914         .start = VT1724_RDMA0_START,
 915 };
 916
 917 static const struct vt1724_pcm_reg vt1724_rdma1_reg = {
 918         .addr = VT1724_MT_RDMA1_ADDR,
 919         .size = VT1724_MT_RDMA1_SIZE,
 920         .count = VT1724_MT_RDMA1_COUNT,
 921         .start = VT1724_RDMA1_START,
 922 };
 923
 924 #define vt1724_playback_pro_reg vt1724_pdma0_reg
 925 #define vt1724_playback_spdif_reg vt1724_pdma4_reg
 926 #define vt1724_capture_pro_reg vt1724_rdma0_reg
 927 #define vt1724_capture_spdif_reg vt1724_rdma1_reg
 928
 929 static const struct snd_pcm_hardware snd_vt1724_playback_pro = {
 930         .info =                 (SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_INTERLEAVED |
 931                                  SNDRV_PCM_INFO_BLOCK_TRANSFER |
 932                                  SNDRV_PCM_INFO_MMAP_VALID |
 933                                  SNDRV_PCM_INFO_PAUSE | SNDRV_PCM_INFO_SYNC_START),
 934         .formats =              SNDRV_PCM_FMTBIT_S32_LE,
 935         .rates =                SNDRV_PCM_RATE_KNOT | SNDRV_PCM_RATE_8000_192000,
 936         .rate_min =             8000,
 937         .rate_max =             192000,
 938         .channels_min =         2,
 939         .channels_max =         8,
 940         .buffer_bytes_max =     (1UL << 21),    /* 19bits dword */
 941         .period_bytes_min =     8 * 4 * 2,      /* FIXME: constraints needed */
 942         .period_bytes_max =     (1UL << 21),
 943         .periods_min =          2,
 944         .periods_max =          1024,
 945 };
 946
 947 static const struct snd_pcm_hardware snd_vt1724_spdif = {
 948         .info =                 (SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_INTERLEAVED |
 949                                  SNDRV_PCM_INFO_BLOCK_TRANSFER |
 950                                  SNDRV_PCM_INFO_MMAP_VALID |
 951                                  SNDRV_PCM_INFO_PAUSE | SNDRV_PCM_INFO_SYNC_START),
 952         .formats =              SNDRV_PCM_FMTBIT_S32_LE,
 953         .rates =                (SNDRV_PCM_RATE_32000|SNDRV_PCM_RATE_44100|
 954                                  SNDRV_PCM_RATE_48000|SNDRV_PCM_RATE_88200|
 955                                  SNDRV_PCM_RATE_96000|SNDRV_PCM_RATE_176400|
 956                                  SNDRV_PCM_RATE_192000),
 957         .rate_min =             32000,
 958         .rate_max =             192000,
 959         .channels_min =         2,
 960         .channels_max =         2,
 961         .buffer_bytes_max =     (1UL << 18),    /* 16bits dword */
 962         .period_bytes_min =     2 * 4 * 2,
 963         .period_bytes_max =     (1UL << 18),
 964         .periods_min =          2,
 965         .periods_max =          1024,
 966 };
 967
 968 static const struct snd_pcm_hardware snd_vt1724_2ch_stereo = {
 969         .info =                 (SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_INTERLEAVED |
 970                                  SNDRV_PCM_INFO_BLOCK_TRANSFER |
 971                                  SNDRV_PCM_INFO_MMAP_VALID |
 972                                  SNDRV_PCM_INFO_PAUSE | SNDRV_PCM_INFO_SYNC_START),
 973         .formats =              SNDRV_PCM_FMTBIT_S32_LE,
 974         .rates =                SNDRV_PCM_RATE_KNOT | SNDRV_PCM_RATE_8000_192000,
 975         .rate_min =             8000,
 976         .rate_max =             192000,
 977         .channels_min =         2,
 978         .channels_max =         2,
 979         .buffer_bytes_max =     (1UL << 18),    /* 16bits dword */
 980         .period_bytes_min =     2 * 4 * 2,
 981         .period_bytes_max =     (1UL << 18),
 982         .periods_min =          2,
 983         .periods_max =          1024,
 984 };
 985
 986 /*
 987  * set rate constraints
 988  */
 989 static void set_std_hw_rates(struct snd_ice1712 *ice)
 990 {
 991         if (ice->eeprom.data[ICE_EEP2_ACLINK] & VT1724_CFG_PRO_I2S) {
 992                 /* I2S */
 993                 /* VT1720 doesn't support more than 96kHz */
 994                 if ((ice->eeprom.data[ICE_EEP2_I2S] & 0x08) && !ice->vt1720)
 995                         ice->hw_rates = &hw_constraints_rates_192;
 996                 else
 997                         ice->hw_rates = &hw_constraints_rates_96;
 998         } else {
 999                 /* ACLINK */
1000                 ice->hw_rates = &hw_constraints_rates_48;
1001         }
1002 }
1003
1004 static int set_rate_constraints(struct snd_ice1712 *ice,
1005                                 struct snd_pcm_substream *substream)
1006 {
1007         struct snd_pcm_runtime *runtime = substream->runtime;
1008
1009         runtime->hw.rate_min = ice->hw_rates->list[0];
1010         runtime->hw.rate_max = ice->hw_rates->list[ice->hw_rates->count - 1];
1011         runtime->hw.rates = SNDRV_PCM_RATE_KNOT;
1012         return snd_pcm_hw_constraint_list(runtime, 0,
1013                                           SNDRV_PCM_HW_PARAM_RATE,
1014                                           ice->hw_rates);
1015 }
1016
1017 /* if the card has the internal rate locked (is_pro_locked), limit runtime
1018    hw rates to the current internal rate only.
1019 */
1020 static void constrain_rate_if_locked(struct snd_pcm_substream *substream)
1021 {
1022         struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
1023         struct snd_pcm_runtime *runtime = substream->runtime;
1024         unsigned int rate;
1025         if (is_pro_rate_locked(ice)) {
1026                 rate = ice->get_rate(ice);
1027                 if (rate >= runtime->hw.rate_min
1028                     && rate <= runtime->hw.rate_max) {
1029                         runtime->hw.rate_min = rate;
1030                         runtime->hw.rate_max = rate;
1031                 }
1032         }
1033 }
1034
1035
1036 /* multi-channel playback needs alignment 8x32bit regardless of the channels
1037  * actually used
1038  */
1039 #define VT1724_BUFFER_ALIGN     0x20
1040
1041 static int snd_vt1724_playback_pro_open(struct snd_pcm_substream *substream)
1042 {
1043         struct snd_pcm_runtime *runtime = substream->runtime;
1044         struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
1045         int chs, num_indeps;
1046
1047         runtime->private_data = (void *)&vt1724_playback_pro_reg;
1048         ice->playback_pro_substream = substream;
1049         runtime->hw = snd_vt1724_playback_pro;
1050         snd_pcm_set_sync(substream);
1051         snd_pcm_hw_constraint_msbits(runtime, 0, 32, 24);
1052         set_rate_constraints(ice, substream);
1053         mutex_lock(&ice->open_mutex);
1054         /* calculate the currently available channels */
1055         num_indeps = ice->num_total_dacs / 2 - 1;
1056         for (chs = 0; chs < num_indeps; chs++) {
1057                 if (ice->pcm_reserved[chs])
1058                         break;
1059         }
1060         chs = (chs + 1) * 2;
1061         runtime->hw.channels_max = chs;
1062         if (chs > 2) /* channels must be even */
1063                 snd_pcm_hw_constraint_step(runtime, 0, SNDRV_PCM_HW_PARAM_CHANNELS, 2);
1064         mutex_unlock(&ice->open_mutex);
1065         snd_pcm_hw_constraint_step(runtime, 0, SNDRV_PCM_HW_PARAM_PERIOD_BYTES,
1066                                    VT1724_BUFFER_ALIGN);
1067         snd_pcm_hw_constraint_step(runtime, 0, SNDRV_PCM_HW_PARAM_BUFFER_BYTES,
1068                                    VT1724_BUFFER_ALIGN);
1069         constrain_rate_if_locked(substream);
1070         if (ice->pro_open)
1071                 ice->pro_open(ice, substream);
1072         return 0;
1073 }
1074
1075 static int snd_vt1724_capture_pro_open(struct snd_pcm_substream *substream)
1076 {
1077         struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
1078         struct snd_pcm_runtime *runtime = substream->runtime;
1079
1080         runtime->private_data = (void *)&vt1724_capture_pro_reg;
1081         ice->capture_pro_substream = substream;
1082         runtime->hw = snd_vt1724_2ch_stereo;
1083         snd_pcm_set_sync(substream);
1084         snd_pcm_hw_constraint_msbits(runtime, 0, 32, 24);
1085         set_rate_constraints(ice, substream);
1086         snd_pcm_hw_constraint_step(runtime, 0, SNDRV_PCM_HW_PARAM_PERIOD_BYTES,
1087                                    VT1724_BUFFER_ALIGN);
1088         snd_pcm_hw_constraint_step(runtime, 0, SNDRV_PCM_HW_PARAM_BUFFER_BYTES,
1089                                    VT1724_BUFFER_ALIGN);
1090         constrain_rate_if_locked(substream);
1091         if (ice->pro_open)
1092                 ice->pro_open(ice, substream);
1093         return 0;
1094 }
1095
1096 static int snd_vt1724_playback_pro_close(struct snd_pcm_substream *substream)
1097 {
1098         struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
1099
1100         if (PRO_RATE_RESET)
1101                 snd_vt1724_set_pro_rate(ice, ice->pro_rate_default, 0);
1102         ice->playback_pro_substream = NULL;
1103
1104         return 0;
1105 }
1106
1107 static int snd_vt1724_capture_pro_close(struct snd_pcm_substream *substream)
1108 {
1109         struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
1110
1111         if (PRO_RATE_RESET)
1112                 snd_vt1724_set_pro_rate(ice, ice->pro_rate_default, 0);
1113         ice->capture_pro_substream = NULL;
1114         return 0;
1115 }
1116
1117 static const struct snd_pcm_ops snd_vt1724_playback_pro_ops = {
1118         .open =         snd_vt1724_playback_pro_open,
1119         .close =        snd_vt1724_playback_pro_close,
1120         .ioctl =        snd_pcm_lib_ioctl,
1121         .hw_params =    snd_vt1724_pcm_hw_params,
1122         .hw_free =      snd_vt1724_pcm_hw_free,
1123         .prepare =      snd_vt1724_playback_pro_prepare,
1124         .trigger =      snd_vt1724_pcm_trigger,
1125         .pointer =      snd_vt1724_playback_pro_pointer,
1126 };
1127
1128 static const struct snd_pcm_ops snd_vt1724_capture_pro_ops = {
1129         .open =         snd_vt1724_capture_pro_open,
1130         .close =        snd_vt1724_capture_pro_close,
1131         .ioctl =        snd_pcm_lib_ioctl,
1132         .hw_params =    snd_vt1724_pcm_hw_params,
1133         .hw_free =      snd_vt1724_pcm_hw_free,
1134         .prepare =      snd_vt1724_pcm_prepare,
1135         .trigger =      snd_vt1724_pcm_trigger,
1136         .pointer =      snd_vt1724_pcm_pointer,
1137 };
1138
1139 static int snd_vt1724_pcm_profi(struct snd_ice1712 *ice, int device)
1140 {
1141         struct snd_pcm *pcm;
1142         int capt, err;
1143
1144         if ((ice->eeprom.data[ICE_EEP2_SYSCONF] & VT1724_CFG_ADC_MASK) ==
1145             VT1724_CFG_ADC_NONE)
1146                 capt = 0;
1147         else
1148                 capt = 1;
1149         err = snd_pcm_new(ice->card, "ICE1724", device, 1, capt, &pcm);
1150         if (err < 0)
1151                 return err;
1152
1153         snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_PLAYBACK, &snd_vt1724_playback_pro_ops);
1154         if (capt)
1155                 snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_CAPTURE,
1156                         &snd_vt1724_capture_pro_ops);
1157
1158         pcm->private_data = ice;
1159         pcm->info_flags = 0;
1160         strcpy(pcm->name, "ICE1724");
1161
1162         snd_pcm_lib_preallocate_pages_for_all(pcm, SNDRV_DMA_TYPE_DEV,
1163                                               snd_dma_pci_data(ice->pci),
1164                                               256*1024, 256*1024);
1165
1166         ice->pcm_pro = pcm;
1167
1168         return 0;
1169 }
1170
1171
1172 /*
1173  * SPDIF PCM
1174  */
1175
1176 /* update spdif control bits; call with reg_lock */
1177 static void update_spdif_bits(struct snd_ice1712 *ice, unsigned int val)
1178 {
1179         unsigned char cbit, disabled;
1180
1181         cbit = inb(ICEREG1724(ice, SPDIF_CFG));
1182         disabled = cbit & ~VT1724_CFG_SPDIF_OUT_EN;
1183         if (cbit != disabled)
1184                 outb(disabled, ICEREG1724(ice, SPDIF_CFG));
1185         outw(val, ICEMT1724(ice, SPDIF_CTRL));
1186         if (cbit != disabled)
1187                 outb(cbit, ICEREG1724(ice, SPDIF_CFG));
1188         outw(val, ICEMT1724(ice, SPDIF_CTRL));
1189 }
1190
1191 /* update SPDIF control bits according to the given rate */
1192 static void update_spdif_rate(struct snd_ice1712 *ice, unsigned int rate)
1193 {
1194         unsigned int val, nval;
1195         unsigned long flags;
1196
1197         spin_lock_irqsave(&ice->reg_lock, flags);
1198         nval = val = inw(ICEMT1724(ice, SPDIF_CTRL));
1199         nval &= ~(7 << 12);
1200         switch (rate) {
1201         case 44100: break;
1202         case 48000: nval |= 2 << 12; break;
1203         case 32000: nval |= 3 << 12; break;
1204         case 88200: nval |= 4 << 12; break;
1205         case 96000: nval |= 5 << 12; break;
1206         case 192000: nval |= 6 << 12; break;
1207         case 176400: nval |= 7 << 12; break;
1208         }
1209         if (val != nval)
1210                 update_spdif_bits(ice, nval);
1211         spin_unlock_irqrestore(&ice->reg_lock, flags);
1212 }
1213
1214 static int snd_vt1724_playback_spdif_prepare(struct snd_pcm_substream *substream)
1215 {
1216         struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
1217         if (!ice->force_pdma4)
1218                 update_spdif_rate(ice, substream->runtime->rate);
1219         return snd_vt1724_pcm_prepare(substream);
1220 }
1221
1222 static int snd_vt1724_playback_spdif_open(struct snd_pcm_substream *substream)
1223 {
1224         struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
1225         struct snd_pcm_runtime *runtime = substream->runtime;
1226
1227         runtime->private_data = (void *)&vt1724_playback_spdif_reg;
1228         ice->playback_con_substream = substream;
1229         if (ice->force_pdma4) {
1230                 runtime->hw = snd_vt1724_2ch_stereo;
1231                 set_rate_constraints(ice, substream);
1232         } else
1233                 runtime->hw = snd_vt1724_spdif;
1234         snd_pcm_set_sync(substream);
1235         snd_pcm_hw_constraint_msbits(runtime, 0, 32, 24);
1236         snd_pcm_hw_constraint_step(runtime, 0, SNDRV_PCM_HW_PARAM_PERIOD_BYTES,
1237                                    VT1724_BUFFER_ALIGN);
1238         snd_pcm_hw_constraint_step(runtime, 0, SNDRV_PCM_HW_PARAM_BUFFER_BYTES,
1239                                    VT1724_BUFFER_ALIGN);
1240         constrain_rate_if_locked(substream);
1241         if (ice->spdif.ops.open)
1242                 ice->spdif.ops.open(ice, substream);
1243         return 0;
1244 }
1245
1246 static int snd_vt1724_playback_spdif_close(struct snd_pcm_substream *substream)
1247 {
1248         struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
1249
1250         if (PRO_RATE_RESET)
1251                 snd_vt1724_set_pro_rate(ice, ice->pro_rate_default, 0);
1252         ice->playback_con_substream = NULL;
1253         if (ice->spdif.ops.close)
1254                 ice->spdif.ops.close(ice, substream);
1255
1256         return 0;
1257 }
1258
1259 static int snd_vt1724_capture_spdif_open(struct snd_pcm_substream *substream)
1260 {
1261         struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
1262         struct snd_pcm_runtime *runtime = substream->runtime;
1263
1264         runtime->private_data = (void *)&vt1724_capture_spdif_reg;
1265         ice->capture_con_substream = substream;
1266         if (ice->force_rdma1) {
1267                 runtime->hw = snd_vt1724_2ch_stereo;
1268                 set_rate_constraints(ice, substream);
1269         } else
1270                 runtime->hw = snd_vt1724_spdif;
1271         snd_pcm_set_sync(substream);
1272         snd_pcm_hw_constraint_msbits(runtime, 0, 32, 24);
1273         snd_pcm_hw_constraint_step(runtime, 0, SNDRV_PCM_HW_PARAM_PERIOD_BYTES,
1274                                    VT1724_BUFFER_ALIGN);
1275         snd_pcm_hw_constraint_step(runtime, 0, SNDRV_PCM_HW_PARAM_BUFFER_BYTES,
1276                                    VT1724_BUFFER_ALIGN);
1277         constrain_rate_if_locked(substream);
1278         if (ice->spdif.ops.open)
1279                 ice->spdif.ops.open(ice, substream);
1280         return 0;
1281 }
1282
1283 static int snd_vt1724_capture_spdif_close(struct snd_pcm_substream *substream)
1284 {
1285         struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
1286
1287         if (PRO_RATE_RESET)
1288                 snd_vt1724_set_pro_rate(ice, ice->pro_rate_default, 0);
1289         ice->capture_con_substream = NULL;
1290         if (ice->spdif.ops.close)
1291                 ice->spdif.ops.close(ice, substream);
1292
1293         return 0;
1294 }
1295
1296 static const struct snd_pcm_ops snd_vt1724_playback_spdif_ops = {
1297         .open =         snd_vt1724_playback_spdif_open,
1298         .close =        snd_vt1724_playback_spdif_close,
1299         .ioctl =        snd_pcm_lib_ioctl,
1300         .hw_params =    snd_vt1724_pcm_hw_params,
1301         .hw_free =      snd_vt1724_pcm_hw_free,
1302         .prepare =      snd_vt1724_playback_spdif_prepare,
1303         .trigger =      snd_vt1724_pcm_trigger,
1304         .pointer =      snd_vt1724_pcm_pointer,
1305 };
1306
1307 static const struct snd_pcm_ops snd_vt1724_capture_spdif_ops = {
1308         .open =         snd_vt1724_capture_spdif_open,
1309         .close =        snd_vt1724_capture_spdif_close,
1310         .ioctl =        snd_pcm_lib_ioctl,
1311         .hw_params =    snd_vt1724_pcm_hw_params,
1312         .hw_free =      snd_vt1724_pcm_hw_free,
1313         .prepare =      snd_vt1724_pcm_prepare,
1314         .trigger =      snd_vt1724_pcm_trigger,
1315         .pointer =      snd_vt1724_pcm_pointer,
1316 };
1317
1318
1319 static int snd_vt1724_pcm_spdif(struct snd_ice1712 *ice, int device)
1320 {
1321         char *name;
1322         struct snd_pcm *pcm;
1323         int play, capt;
1324         int err;
1325
1326         if (ice->force_pdma4 ||
1327             (ice->eeprom.data[ICE_EEP2_SPDIF] & VT1724_CFG_SPDIF_OUT_INT)) {
1328                 play = 1;
1329                 ice->has_spdif = 1;
1330         } else
1331                 play = 0;
1332         if (ice->force_rdma1 ||
1333             (ice->eeprom.data[ICE_EEP2_SPDIF] & VT1724_CFG_SPDIF_IN)) {
1334                 capt = 1;
1335                 ice->has_spdif = 1;
1336         } else
1337                 capt = 0;
1338         if (!play && !capt)
1339                 return 0; /* no spdif device */
1340
1341         if (ice->force_pdma4 || ice->force_rdma1)
1342                 name = "ICE1724 Secondary";
1343         else
1344                 name = "ICE1724 IEC958";
1345         err = snd_pcm_new(ice->card, name, device, play, capt, &pcm);
1346         if (err < 0)
1347                 return err;
1348
1349         if (play)
1350                 snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_PLAYBACK,
1351                                 &snd_vt1724_playback_spdif_ops);
1352         if (capt)
1353                 snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_CAPTURE,
1354                                 &snd_vt1724_capture_spdif_ops);
1355
1356         pcm->private_data = ice;
1357         pcm->info_flags = 0;
1358         strcpy(pcm->name, name);
1359
1360         snd_pcm_lib_preallocate_pages_for_all(pcm, SNDRV_DMA_TYPE_DEV,
1361                                               snd_dma_pci_data(ice->pci),
1362                                               256*1024, 256*1024);
1363
1364         ice->pcm = pcm;
1365
1366         return 0;
1367 }
1368
1369
1370 /*
1371  * independent surround PCMs
1372  */
1373
1374 static const struct vt1724_pcm_reg vt1724_playback_dma_regs[3] = {
1375         {
1376                 .addr = VT1724_MT_PDMA1_ADDR,
1377                 .size = VT1724_MT_PDMA1_SIZE,
1378                 .count = VT1724_MT_PDMA1_COUNT,
1379                 .start = VT1724_PDMA1_START,
1380         },
1381         {
1382                 .addr = VT1724_MT_PDMA2_ADDR,
1383                 .size = VT1724_MT_PDMA2_SIZE,
1384                 .count = VT1724_MT_PDMA2_COUNT,
1385                 .start = VT1724_PDMA2_START,
1386         },
1387         {
1388                 .addr = VT1724_MT_PDMA3_ADDR,
1389                 .size = VT1724_MT_PDMA3_SIZE,
1390                 .count = VT1724_MT_PDMA3_COUNT,
1391                 .start = VT1724_PDMA3_START,
1392         },
1393 };
1394
1395 static int snd_vt1724_playback_indep_prepare(struct snd_pcm_substream *substream)
1396 {
1397         struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
1398         unsigned char val;
1399
1400         spin_lock_irq(&ice->reg_lock);
1401         val = 3 - substream->number;
1402         if (inb(ICEMT1724(ice, BURST)) < val)
1403                 outb(val, ICEMT1724(ice, BURST));
1404         spin_unlock_irq(&ice->reg_lock);
1405         return snd_vt1724_pcm_prepare(substream);
1406 }
1407
1408 static int snd_vt1724_playback_indep_open(struct snd_pcm_substream *substream)
1409 {
1410         struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
1411         struct snd_pcm_runtime *runtime = substream->runtime;
1412
1413         mutex_lock(&ice->open_mutex);
1414         /* already used by PDMA0? */
1415         if (ice->pcm_reserved[substream->number]) {
1416                 mutex_unlock(&ice->open_mutex);
1417                 return -EBUSY; /* FIXME: should handle blocking mode properly */
1418         }
1419         mutex_unlock(&ice->open_mutex);
1420         runtime->private_data = (void *)&vt1724_playback_dma_regs[substream->number];
1421         ice->playback_con_substream_ds[substream->number] = substream;
1422         runtime->hw = snd_vt1724_2ch_stereo;
1423         snd_pcm_set_sync(substream);
1424         snd_pcm_hw_constraint_msbits(runtime, 0, 32, 24);
1425         set_rate_constraints(ice, substream);
1426         return 0;
1427 }
1428
1429 static int snd_vt1724_playback_indep_close(struct snd_pcm_substream *substream)
1430 {
1431         struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
1432
1433         if (PRO_RATE_RESET)
1434                 snd_vt1724_set_pro_rate(ice, ice->pro_rate_default, 0);
1435         ice->playback_con_substream_ds[substream->number] = NULL;
1436         ice->pcm_reserved[substream->number] = NULL;
1437
1438         return 0;
1439 }
1440
1441 static const struct snd_pcm_ops snd_vt1724_playback_indep_ops = {
1442         .open =         snd_vt1724_playback_indep_open,
1443         .close =        snd_vt1724_playback_indep_close,
1444         .ioctl =        snd_pcm_lib_ioctl,
1445         .hw_params =    snd_vt1724_pcm_hw_params,
1446         .hw_free =      snd_vt1724_pcm_hw_free,
1447         .prepare =      snd_vt1724_playback_indep_prepare,
1448         .trigger =      snd_vt1724_pcm_trigger,
1449         .pointer =      snd_vt1724_pcm_pointer,
1450 };
1451
1452
1453 static int snd_vt1724_pcm_indep(struct snd_ice1712 *ice, int device)
1454 {
1455         struct snd_pcm *pcm;
1456         int play;
1457         int err;
1458
1459         play = ice->num_total_dacs / 2 - 1;
1460         if (play <= 0)
1461                 return 0;
1462
1463         err = snd_pcm_new(ice->card, "ICE1724 Surrounds", device, play, 0, &pcm);
1464         if (err < 0)
1465                 return err;
1466
1467         snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_PLAYBACK,
1468                         &snd_vt1724_playback_indep_ops);
1469
1470         pcm->private_data = ice;
1471         pcm->info_flags = 0;
1472         strcpy(pcm->name, "ICE1724 Surround PCM");
1473
1474         snd_pcm_lib_preallocate_pages_for_all(pcm, SNDRV_DMA_TYPE_DEV,
1475                                               snd_dma_pci_data(ice->pci),
1476                                               256*1024, 256*1024);
1477
1478         ice->pcm_ds = pcm;
1479
1480         return 0;
1481 }
1482
1483
1484 /*
1485  *  Mixer section
1486  */
1487
1488 static int snd_vt1724_ac97_mixer(struct snd_ice1712 *ice)
1489 {
1490         int err;
1491
1492         if (!(ice->eeprom.data[ICE_EEP2_ACLINK] & VT1724_CFG_PRO_I2S)) {
1493                 struct snd_ac97_bus *pbus;
1494                 struct snd_ac97_template ac97;
1495                 static struct snd_ac97_bus_ops ops = {
1496                         .write = snd_vt1724_ac97_write,
1497                         .read = snd_vt1724_ac97_read,
1498                 };
1499
1500                 /* cold reset */
1501                 outb(inb(ICEMT1724(ice, AC97_CMD)) | 0x80, ICEMT1724(ice, AC97_CMD));
1502                 mdelay(5); /* FIXME */
1503                 outb(inb(ICEMT1724(ice, AC97_CMD)) & ~0x80, ICEMT1724(ice, AC97_CMD));
1504
1505                 err = snd_ac97_bus(ice->card, 0, &ops, NULL, &pbus);
1506                 if (err < 0)
1507                         return err;
1508                 memset(&ac97, 0, sizeof(ac97));
1509                 ac97.private_data = ice;
1510                 err = snd_ac97_mixer(pbus, &ac97, &ice->ac97);
1511                 if (err < 0)
1512                         dev_warn(ice->card->dev,
1513                                  "cannot initialize pro ac97, skipped\n");
1514                 else
1515                         return 0;
1516         }
1517         /* I2S mixer only */
1518         strcat(ice->card->mixername, "ICE1724 - multitrack");
1519         return 0;
1520 }
1521
1522 /*
1523  *
1524  */
1525
1526 static inline unsigned int eeprom_triple(struct snd_ice1712 *ice, int idx)
1527 {
1528         return (unsigned int)ice->eeprom.data[idx] | \
1529                 ((unsigned int)ice->eeprom.data[idx + 1] << 8) | \
1530                 ((unsigned int)ice->eeprom.data[idx + 2] << 16);
1531 }
1532
1533 static void snd_vt1724_proc_read(struct snd_info_entry *entry,
1534                                  struct snd_info_buffer *buffer)
1535 {
1536         struct snd_ice1712 *ice = entry->private_data;
1537         unsigned int idx;
1538
1539         snd_iprintf(buffer, "%s\n\n", ice->card->longname);
1540         snd_iprintf(buffer, "EEPROM:\n");
1541
1542         snd_iprintf(buffer, "  Subvendor        : 0x%x\n", ice->eeprom.subvendor);
1543         snd_iprintf(buffer, "  Size             : %i bytes\n", ice->eeprom.size);
1544         snd_iprintf(buffer, "  Version          : %i\n", ice->eeprom.version);
1545         snd_iprintf(buffer, "  System Config    : 0x%x\n",
1546                     ice->eeprom.data[ICE_EEP2_SYSCONF]);
1547         snd_iprintf(buffer, "  ACLink           : 0x%x\n",
1548                     ice->eeprom.data[ICE_EEP2_ACLINK]);
1549         snd_iprintf(buffer, "  I2S              : 0x%x\n",
1550                     ice->eeprom.data[ICE_EEP2_I2S]);
1551         snd_iprintf(buffer, "  S/PDIF           : 0x%x\n",
1552                     ice->eeprom.data[ICE_EEP2_SPDIF]);
1553         snd_iprintf(buffer, "  GPIO direction   : 0x%x\n",
1554                     ice->eeprom.gpiodir);
1555         snd_iprintf(buffer, "  GPIO mask        : 0x%x\n",
1556                     ice->eeprom.gpiomask);
1557         snd_iprintf(buffer, "  GPIO state       : 0x%x\n",
1558                     ice->eeprom.gpiostate);
1559         for (idx = 0x12; idx < ice->eeprom.size; idx++)
1560                 snd_iprintf(buffer, "  Extra #%02i        : 0x%x\n",
1561                             idx, ice->eeprom.data[idx]);
1562
1563         snd_iprintf(buffer, "\nRegisters:\n");
1564
1565         snd_iprintf(buffer, "  PSDOUT03 : 0x%08x\n",
1566                     (unsigned)inl(ICEMT1724(ice, ROUTE_PLAYBACK)));
1567         for (idx = 0x0; idx < 0x20 ; idx++)
1568                 snd_iprintf(buffer, "  CCS%02x    : 0x%02x\n",
1569                             idx, inb(ice->port+idx));
1570         for (idx = 0x0; idx < 0x30 ; idx++)
1571                 snd_iprintf(buffer, "  MT%02x     : 0x%02x\n",
1572                             idx, inb(ice->profi_port+idx));
1573 }
1574
1575 static void snd_vt1724_proc_init(struct snd_ice1712 *ice)
1576 {
1577         struct snd_info_entry *entry;
1578
1579         if (!snd_card_proc_new(ice->card, "ice1724", &entry))
1580                 snd_info_set_text_ops(entry, ice, snd_vt1724_proc_read);
1581 }
1582
1583 /*
1584  *
1585  */
1586
1587 static int snd_vt1724_eeprom_info(struct snd_kcontrol *kcontrol,
1588                                   struct snd_ctl_elem_info *uinfo)
1589 {
1590         uinfo->type = SNDRV_CTL_ELEM_TYPE_BYTES;
1591         uinfo->count = sizeof(struct snd_ice1712_eeprom);
1592         return 0;
1593 }
1594
1595 static int snd_vt1724_eeprom_get(struct snd_kcontrol *kcontrol,
1596                                  struct snd_ctl_elem_value *ucontrol)
1597 {
1598         struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
1599
1600         memcpy(ucontrol->value.bytes.data, &ice->eeprom, sizeof(ice->eeprom));
1601         return 0;
1602 }
1603
1604 static const struct snd_kcontrol_new snd_vt1724_eeprom = {
1605         .iface = SNDRV_CTL_ELEM_IFACE_CARD,
1606         .name = "ICE1724 EEPROM",
1607         .access = SNDRV_CTL_ELEM_ACCESS_READ,
1608         .info = snd_vt1724_eeprom_info,
1609         .get = snd_vt1724_eeprom_get
1610 };
1611
1612 /*
1613  */
1614 static int snd_vt1724_spdif_info(struct snd_kcontrol *kcontrol,
1615                                  struct snd_ctl_elem_info *uinfo)
1616 {
1617         uinfo->type = SNDRV_CTL_ELEM_TYPE_IEC958;
1618         uinfo->count = 1;
1619         return 0;
1620 }
1621
1622 static unsigned int encode_spdif_bits(struct snd_aes_iec958 *diga)
1623 {
1624         unsigned int val, rbits;
1625
1626         val = diga->status[0] & 0x03; /* professional, non-audio */
1627         if (val & 0x01) {
1628                 /* professional */
1629                 if ((diga->status[0] & IEC958_AES0_PRO_EMPHASIS) ==
1630                     IEC958_AES0_PRO_EMPHASIS_5015)
1631                         val |= 1U << 3;
1632                 rbits = (diga->status[4] >> 3) & 0x0f;
1633                 if (rbits) {
1634                         switch (rbits) {
1635                         case 2: val |= 5 << 12; break; /* 96k */
1636                         case 3: val |= 6 << 12; break; /* 192k */
1637                         case 10: val |= 4 << 12; break; /* 88.2k */
1638                         case 11: val |= 7 << 12; break; /* 176.4k */
1639                         }
1640                 } else {
1641                         switch (diga->status[0] & IEC958_AES0_PRO_FS) {
1642                         case IEC958_AES0_PRO_FS_44100:
1643                                 break;
1644                         case IEC958_AES0_PRO_FS_32000:
1645                                 val |= 3U << 12;
1646                                 break;
1647                         default:
1648                                 val |= 2U << 12;
1649                                 break;
1650                         }
1651                 }
1652         } else {
1653                 /* consumer */
1654                 val |= diga->status[1] & 0x04; /* copyright */
1655                 if ((diga->status[0] & IEC958_AES0_CON_EMPHASIS) ==
1656                     IEC958_AES0_CON_EMPHASIS_5015)
1657                         val |= 1U << 3;
1658                 val |= (unsigned int)(diga->status[1] & 0x3f) << 4; /* category */
1659                 val |= (unsigned int)(diga->status[3] & IEC958_AES3_CON_FS) << 12; /* fs */
1660         }
1661         return val;
1662 }
1663
1664 static void decode_spdif_bits(struct snd_aes_iec958 *diga, unsigned int val)
1665 {
1666         memset(diga->status, 0, sizeof(diga->status));
1667         diga->status[0] = val & 0x03; /* professional, non-audio */
1668         if (val & 0x01) {
1669                 /* professional */
1670                 if (val & (1U << 3))
1671                         diga->status[0] |= IEC958_AES0_PRO_EMPHASIS_5015;
1672                 switch ((val >> 12) & 0x7) {
1673                 case 0:
1674                         break;
1675                 case 2:
1676                         diga->status[0] |= IEC958_AES0_PRO_FS_32000;
1677                         break;
1678                 default:
1679                         diga->status[0] |= IEC958_AES0_PRO_FS_48000;
1680                         break;
1681                 }
1682         } else {
1683                 /* consumer */
1684                 diga->status[0] |= val & (1U << 2); /* copyright */
1685                 if (val & (1U << 3))
1686                         diga->status[0] |= IEC958_AES0_CON_EMPHASIS_5015;
1687                 diga->status[1] |= (val >> 4) & 0x3f; /* category */
1688                 diga->status[3] |= (val >> 12) & 0x07; /* fs */
1689         }
1690 }
1691
1692 static int snd_vt1724_spdif_default_get(struct snd_kcontrol *kcontrol,
1693                                         struct snd_ctl_elem_value *ucontrol)
1694 {
1695         struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
1696         unsigned int val;
1697         val = inw(ICEMT1724(ice, SPDIF_CTRL));
1698         decode_spdif_bits(&ucontrol->value.iec958, val);
1699         return 0;
1700 }
1701
1702 static int snd_vt1724_spdif_default_put(struct snd_kcontrol *kcontrol,
1703                                          struct snd_ctl_elem_value *ucontrol)
1704 {
1705         struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
1706         unsigned int val, old;
1707
1708         val = encode_spdif_bits(&ucontrol->value.iec958);
1709         spin_lock_irq(&ice->reg_lock);
1710         old = inw(ICEMT1724(ice, SPDIF_CTRL));
1711         if (val != old)
1712                 update_spdif_bits(ice, val);
1713         spin_unlock_irq(&ice->reg_lock);
1714         return val != old;
1715 }
1716
1717 static const struct snd_kcontrol_new snd_vt1724_spdif_default =
1718 {
1719         .iface =        SNDRV_CTL_ELEM_IFACE_PCM,
1720         .name =         SNDRV_CTL_NAME_IEC958("", PLAYBACK, DEFAULT),
1721         .info =         snd_vt1724_spdif_info,
1722         .get =          snd_vt1724_spdif_default_get,
1723         .put =          snd_vt1724_spdif_default_put
1724 };
1725
1726 static int snd_vt1724_spdif_maskc_get(struct snd_kcontrol *kcontrol,
1727                                        struct snd_ctl_elem_value *ucontrol)
1728 {
1729         ucontrol->value.iec958.status[0] = IEC958_AES0_NONAUDIO |
1730                                                      IEC958_AES0_PROFESSIONAL |
1731                                                      IEC958_AES0_CON_NOT_COPYRIGHT |
1732                                                      IEC958_AES0_CON_EMPHASIS;
1733         ucontrol->value.iec958.status[1] = IEC958_AES1_CON_ORIGINAL |
1734                                                      IEC958_AES1_CON_CATEGORY;
1735         ucontrol->value.iec958.status[3] = IEC958_AES3_CON_FS;
1736         return 0;
1737 }
1738
1739 static int snd_vt1724_spdif_maskp_get(struct snd_kcontrol *kcontrol,
1740                                        struct snd_ctl_elem_value *ucontrol)
1741 {
1742         ucontrol->value.iec958.status[0] = IEC958_AES0_NONAUDIO |
1743                                                      IEC958_AES0_PROFESSIONAL |
1744                                                      IEC958_AES0_PRO_FS |
1745                                                      IEC958_AES0_PRO_EMPHASIS;
1746         return 0;
1747 }
1748
1749 static const struct snd_kcontrol_new snd_vt1724_spdif_maskc =
1750 {
1751         .access =       SNDRV_CTL_ELEM_ACCESS_READ,
1752         .iface =        SNDRV_CTL_ELEM_IFACE_PCM,
1753         .name =         SNDRV_CTL_NAME_IEC958("", PLAYBACK, CON_MASK),
1754         .info =         snd_vt1724_spdif_info,
1755         .get =          snd_vt1724_spdif_maskc_get,
1756 };
1757
1758 static const struct snd_kcontrol_new snd_vt1724_spdif_maskp =
1759 {
1760         .access =       SNDRV_CTL_ELEM_ACCESS_READ,
1761         .iface =        SNDRV_CTL_ELEM_IFACE_PCM,
1762         .name =         SNDRV_CTL_NAME_IEC958("", PLAYBACK, PRO_MASK),
1763         .info =         snd_vt1724_spdif_info,
1764         .get =          snd_vt1724_spdif_maskp_get,
1765 };
1766
1767 #define snd_vt1724_spdif_sw_info                snd_ctl_boolean_mono_info
1768
1769 static int snd_vt1724_spdif_sw_get(struct snd_kcontrol *kcontrol,
1770                                    struct snd_ctl_elem_value *ucontrol)
1771 {
1772         struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
1773         ucontrol->value.integer.value[0] = inb(ICEREG1724(ice, SPDIF_CFG)) &
1774                 VT1724_CFG_SPDIF_OUT_EN ? 1 : 0;
1775         return 0;
1776 }
1777
1778 static int snd_vt1724_spdif_sw_put(struct snd_kcontrol *kcontrol,
1779                                    struct snd_ctl_elem_value *ucontrol)
1780 {
1781         struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
1782         unsigned char old, val;
1783
1784         spin_lock_irq(&ice->reg_lock);
1785         old = val = inb(ICEREG1724(ice, SPDIF_CFG));
1786         val &= ~VT1724_CFG_SPDIF_OUT_EN;
1787         if (ucontrol->value.integer.value[0])
1788                 val |= VT1724_CFG_SPDIF_OUT_EN;
1789         if (old != val)
1790                 outb(val, ICEREG1724(ice, SPDIF_CFG));
1791         spin_unlock_irq(&ice->reg_lock);
1792         return old != val;
1793 }
1794
1795 static const struct snd_kcontrol_new snd_vt1724_spdif_switch =
1796 {
1797         .iface =        SNDRV_CTL_ELEM_IFACE_MIXER,
1798         /* FIXME: the following conflict with IEC958 Playback Route */
1799         /* .name =         SNDRV_CTL_NAME_IEC958("", PLAYBACK, SWITCH), */
1800         .name =         SNDRV_CTL_NAME_IEC958("Output ", NONE, SWITCH),
1801         .info =         snd_vt1724_spdif_sw_info,
1802         .get =          snd_vt1724_spdif_sw_get,
1803         .put =          snd_vt1724_spdif_sw_put
1804 };
1805
1806
1807 #if 0 /* NOT USED YET */
1808 /*
1809  * GPIO access from extern
1810  */
1811
1812 #define snd_vt1724_gpio_info            snd_ctl_boolean_mono_info
1813
1814 int snd_vt1724_gpio_get(struct snd_kcontrol *kcontrol,
1815                         struct snd_ctl_elem_value *ucontrol)
1816 {
1817         struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
1818         int shift = kcontrol->private_value & 0xff;
1819         int invert = (kcontrol->private_value & (1<<24)) ? 1 : 0;
1820
1821         snd_ice1712_save_gpio_status(ice);
1822         ucontrol->value.integer.value[0] =
1823                 (snd_ice1712_gpio_read(ice) & (1 << shift) ? 1 : 0) ^ invert;
1824         snd_ice1712_restore_gpio_status(ice);
1825         return 0;
1826 }
1827
1828 int snd_ice1712_gpio_put(struct snd_kcontrol *kcontrol,
1829                          struct snd_ctl_elem_value *ucontrol)
1830 {
1831         struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
1832         int shift = kcontrol->private_value & 0xff;
1833         int invert = (kcontrol->private_value & (1<<24)) ? mask : 0;
1834         unsigned int val, nval;
1835
1836         if (kcontrol->private_value & (1 << 31))
1837                 return -EPERM;
1838         nval = (ucontrol->value.integer.value[0] ? (1 << shift) : 0) ^ invert;
1839         snd_ice1712_save_gpio_status(ice);
1840         val = snd_ice1712_gpio_read(ice);
1841         nval |= val & ~(1 << shift);
1842         if (val != nval)
1843                 snd_ice1712_gpio_write(ice, nval);
1844         snd_ice1712_restore_gpio_status(ice);
1845         return val != nval;
1846 }
1847 #endif /* NOT USED YET */
1848
1849 /*
1850  *  rate
1851  */
1852 static int snd_vt1724_pro_internal_clock_info(struct snd_kcontrol *kcontrol,
1853                                               struct snd_ctl_elem_info *uinfo)
1854 {
1855         struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
1856         int hw_rates_count = ice->hw_rates->count;
1857         uinfo->type = SNDRV_CTL_ELEM_TYPE_ENUMERATED;
1858         uinfo->count = 1;
1859
1860         /* internal clocks */
1861         uinfo->value.enumerated.items = hw_rates_count;
1862         /* external clocks */
1863         if (ice->force_rdma1 ||
1864             (ice->eeprom.data[ICE_EEP2_SPDIF] & VT1724_CFG_SPDIF_IN))
1865                 uinfo->value.enumerated.items += ice->ext_clock_count;
1866         /* upper limit - keep at top */
1867         if (uinfo->value.enumerated.item >= uinfo->value.enumerated.items)
1868                 uinfo->value.enumerated.item = uinfo->value.enumerated.items - 1;
1869         if (uinfo->value.enumerated.item >= hw_rates_count)
1870                 /* ext_clock items */
1871                 strcpy(uinfo->value.enumerated.name,
1872                                 ice->ext_clock_names[
1873                                 uinfo->value.enumerated.item - hw_rates_count]);
1874         else
1875                 /* int clock items */
1876                 sprintf(uinfo->value.enumerated.name, "%d",
1877                         ice->hw_rates->list[uinfo->value.enumerated.item]);
1878         return 0;
1879 }
1880
1881 static int snd_vt1724_pro_internal_clock_get(struct snd_kcontrol *kcontrol,
1882                                              struct snd_ctl_elem_value *ucontrol)
1883 {
1884         struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
1885         unsigned int i, rate;
1886
1887         spin_lock_irq(&ice->reg_lock);
1888         if (ice->is_spdif_master(ice)) {
1889                 ucontrol->value.enumerated.item[0] = ice->hw_rates->count +
1890                         ice->get_spdif_master_type(ice);
1891         } else {
1892                 rate = ice->get_rate(ice);
1893                 ucontrol->value.enumerated.item[0] = 0;
1894                 for (i = 0; i < ice->hw_rates->count; i++) {
1895                         if (ice->hw_rates->list[i] == rate) {
1896                                 ucontrol->value.enumerated.item[0] = i;
1897                                 break;
1898                         }
1899                 }
1900         }
1901         spin_unlock_irq(&ice->reg_lock);
1902         return 0;
1903 }
1904
1905 static int stdclock_get_spdif_master_type(struct snd_ice1712 *ice)
1906 {
1907         /* standard external clock - only single type - SPDIF IN */
1908         return 0;
1909 }
1910
1911 /* setting clock to external - SPDIF */
1912 static int stdclock_set_spdif_clock(struct snd_ice1712 *ice, int type)
1913 {
1914         unsigned char oval;
1915         unsigned char i2s_oval;
1916         oval = inb(ICEMT1724(ice, RATE));
1917         outb(oval | VT1724_SPDIF_MASTER, ICEMT1724(ice, RATE));
1918         /* setting 256fs */
1919         i2s_oval = inb(ICEMT1724(ice, I2S_FORMAT));
1920         outb(i2s_oval & ~VT1724_MT_I2S_MCLK_128X, ICEMT1724(ice, I2S_FORMAT));
1921         return 0;
1922 }
1923
1924
1925 static int snd_vt1724_pro_internal_clock_put(struct snd_kcontrol *kcontrol,
1926                                              struct snd_ctl_elem_value *ucontrol)
1927 {
1928         struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
1929         unsigned int old_rate, new_rate;
1930         unsigned int item = ucontrol->value.enumerated.item[0];
1931         unsigned int first_ext_clock = ice->hw_rates->count;
1932
1933         if (item >  first_ext_clock + ice->ext_clock_count - 1)
1934                 return -EINVAL;
1935
1936         /* if rate = 0 => external clock */
1937         spin_lock_irq(&ice->reg_lock);
1938         if (ice->is_spdif_master(ice))
1939                 old_rate = 0;
1940         else
1941                 old_rate = ice->get_rate(ice);
1942         if (item >= first_ext_clock) {
1943                 /* switching to external clock */
1944                 ice->set_spdif_clock(ice, item - first_ext_clock);
1945                 new_rate = 0;
1946         } else {
1947                 /* internal on-card clock */
1948                 new_rate = ice->hw_rates->list[item];
1949                 ice->pro_rate_default = new_rate;
1950                 spin_unlock_irq(&ice->reg_lock);
1951                 snd_vt1724_set_pro_rate(ice, ice->pro_rate_default, 1);
1952                 spin_lock_irq(&ice->reg_lock);
1953         }
1954         spin_unlock_irq(&ice->reg_lock);
1955
1956         /* the first switch to the ext. clock mode? */
1957         if (old_rate != new_rate && !new_rate) {
1958                 /* notify akm chips as well */
1959                 unsigned int i;
1960                 if (ice->gpio.set_pro_rate)
1961                         ice->gpio.set_pro_rate(ice, 0);
1962                 for (i = 0; i < ice->akm_codecs; i++) {
1963                         if (ice->akm[i].ops.set_rate_val)
1964                                 ice->akm[i].ops.set_rate_val(&ice->akm[i], 0);
1965                 }
1966         }
1967         return old_rate != new_rate;
1968 }
1969
1970 static const struct snd_kcontrol_new snd_vt1724_pro_internal_clock = {
1971         .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
1972         .name = "Multi Track Internal Clock",
1973         .info = snd_vt1724_pro_internal_clock_info,
1974         .get = snd_vt1724_pro_internal_clock_get,
1975         .put = snd_vt1724_pro_internal_clock_put
1976 };
1977
1978 #define snd_vt1724_pro_rate_locking_info        snd_ctl_boolean_mono_info
1979
1980 static int snd_vt1724_pro_rate_locking_get(struct snd_kcontrol *kcontrol,
1981                                            struct snd_ctl_elem_value *ucontrol)
1982 {
1983         ucontrol->value.integer.value[0] = PRO_RATE_LOCKED;
1984         return 0;
1985 }
1986
1987 static int snd_vt1724_pro_rate_locking_put(struct snd_kcontrol *kcontrol,
1988                                            struct snd_ctl_elem_value *ucontrol)
1989 {
1990         struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
1991         int change = 0, nval;
1992
1993         nval = ucontrol->value.integer.value[0] ? 1 : 0;
1994         spin_lock_irq(&ice->reg_lock);
1995         change = PRO_RATE_LOCKED != nval;
1996         PRO_RATE_LOCKED = nval;
1997         spin_unlock_irq(&ice->reg_lock);
1998         return change;
1999 }
2000
2001 static const struct snd_kcontrol_new snd_vt1724_pro_rate_locking = {
2002         .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
2003         .name = "Multi Track Rate Locking",
2004         .info = snd_vt1724_pro_rate_locking_info,
2005         .get = snd_vt1724_pro_rate_locking_get,
2006         .put = snd_vt1724_pro_rate_locking_put
2007 };
2008
2009 #define snd_vt1724_pro_rate_reset_info          snd_ctl_boolean_mono_info
2010
2011 static int snd_vt1724_pro_rate_reset_get(struct snd_kcontrol *kcontrol,
2012                                          struct snd_ctl_elem_value *ucontrol)
2013 {
2014         ucontrol->value.integer.value[0] = PRO_RATE_RESET ? 1 : 0;
2015         return 0;
2016 }
2017
2018 static int snd_vt1724_pro_rate_reset_put(struct snd_kcontrol *kcontrol,
2019                                          struct snd_ctl_elem_value *ucontrol)
2020 {
2021         struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
2022         int change = 0, nval;
2023
2024         nval = ucontrol->value.integer.value[0] ? 1 : 0;
2025         spin_lock_irq(&ice->reg_lock);
2026         change = PRO_RATE_RESET != nval;
2027         PRO_RATE_RESET = nval;
2028         spin_unlock_irq(&ice->reg_lock);
2029         return change;
2030 }
2031
2032 static const struct snd_kcontrol_new snd_vt1724_pro_rate_reset = {
2033         .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
2034         .name = "Multi Track Rate Reset",
2035         .info = snd_vt1724_pro_rate_reset_info,
2036         .get = snd_vt1724_pro_rate_reset_get,
2037         .put = snd_vt1724_pro_rate_reset_put
2038 };
2039
2040
2041 /*
2042  * routing
2043  */
2044 static int snd_vt1724_pro_route_info(struct snd_kcontrol *kcontrol,
2045                                      struct snd_ctl_elem_info *uinfo)
2046 {
2047         static const char * const texts[] = {
2048                 "PCM Out", /* 0 */
2049                 "H/W In 0", "H/W In 1", /* 1-2 */
2050                 "IEC958 In L", "IEC958 In R", /* 3-4 */
2051         };
2052
2053         return snd_ctl_enum_info(uinfo, 1, 5, texts);
2054 }
2055
2056 static inline int analog_route_shift(int idx)
2057 {
2058         return (idx % 2) * 12 + ((idx / 2) * 3) + 8;
2059 }
2060
2061 static inline int digital_route_shift(int idx)
2062 {
2063         return idx * 3;
2064 }
2065
2066 int snd_ice1724_get_route_val(struct snd_ice1712 *ice, int shift)
2067 {
2068         unsigned long val;
2069         unsigned char eitem;
2070         static const unsigned char xlate[8] = {
2071                 0, 255, 1, 2, 255, 255, 3, 4,
2072         };
2073
2074         val = inl(ICEMT1724(ice, ROUTE_PLAYBACK));
2075         val >>= shift;
2076         val &= 7; /* we now have 3 bits per output */
2077         eitem = xlate[val];
2078         if (eitem == 255) {
2079                 snd_BUG();
2080                 return 0;
2081         }
2082         return eitem;
2083 }
2084
2085 int snd_ice1724_put_route_val(struct snd_ice1712 *ice, unsigned int val,
2086                                                                 int shift)
2087 {
2088         unsigned int old_val, nval;
2089         int change;
2090         static const unsigned char xroute[8] = {
2091                 0, /* PCM */
2092                 2, /* PSDIN0 Left */
2093                 3, /* PSDIN0 Right */
2094                 6, /* SPDIN Left */
2095                 7, /* SPDIN Right */
2096         };
2097
2098         nval = xroute[val % 5];
2099         val = old_val = inl(ICEMT1724(ice, ROUTE_PLAYBACK));
2100         val &= ~(0x07 << shift);
2101         val |= nval << shift;
2102         change = val != old_val;
2103         if (change)
2104                 outl(val, ICEMT1724(ice, ROUTE_PLAYBACK));
2105         return change;
2106 }
2107
2108 static int snd_vt1724_pro_route_analog_get(struct snd_kcontrol *kcontrol,
2109                                            struct snd_ctl_elem_value *ucontrol)
2110 {
2111         struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
2112         int idx = snd_ctl_get_ioffidx(kcontrol, &ucontrol->id);
2113         ucontrol->value.enumerated.item[0] =
2114                 snd_ice1724_get_route_val(ice, analog_route_shift(idx));
2115         return 0;
2116 }
2117
2118 static int snd_vt1724_pro_route_analog_put(struct snd_kcontrol *kcontrol,
2119                                            struct snd_ctl_elem_value *ucontrol)
2120 {
2121         struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
2122         int idx = snd_ctl_get_ioffidx(kcontrol, &ucontrol->id);
2123         return snd_ice1724_put_route_val(ice,
2124                                          ucontrol->value.enumerated.item[0],
2125                                          analog_route_shift(idx));
2126 }
2127
2128 static int snd_vt1724_pro_route_spdif_get(struct snd_kcontrol *kcontrol,
2129                                           struct snd_ctl_elem_value *ucontrol)
2130 {
2131         struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
2132         int idx = snd_ctl_get_ioffidx(kcontrol, &ucontrol->id);
2133         ucontrol->value.enumerated.item[0] =
2134                 snd_ice1724_get_route_val(ice, digital_route_shift(idx));
2135         return 0;
2136 }
2137
2138 static int snd_vt1724_pro_route_spdif_put(struct snd_kcontrol *kcontrol,
2139                                           struct snd_ctl_elem_value *ucontrol)
2140 {
2141         struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
2142         int idx = snd_ctl_get_ioffidx(kcontrol, &ucontrol->id);
2143         return snd_ice1724_put_route_val(ice,
2144                                          ucontrol->value.enumerated.item[0],
2145                                          digital_route_shift(idx));
2146 }
2147
2148 static const struct snd_kcontrol_new snd_vt1724_mixer_pro_analog_route =
2149 {
2150         .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
2151         .name = "H/W Playback Route",
2152         .info = snd_vt1724_pro_route_info,
2153         .get = snd_vt1724_pro_route_analog_get,
2154         .put = snd_vt1724_pro_route_analog_put,
2155 };
2156
2157 static const struct snd_kcontrol_new snd_vt1724_mixer_pro_spdif_route = {
2158         .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
2159         .name = SNDRV_CTL_NAME_IEC958("", PLAYBACK, NONE) "Route",
2160         .info = snd_vt1724_pro_route_info,
2161         .get = snd_vt1724_pro_route_spdif_get,
2162         .put = snd_vt1724_pro_route_spdif_put,
2163         .count = 2,
2164 };
2165
2166
2167 static int snd_vt1724_pro_peak_info(struct snd_kcontrol *kcontrol,
2168                                     struct snd_ctl_elem_info *uinfo)
2169 {
2170         uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
2171         uinfo->count = 22; /* FIXME: for compatibility with ice1712... */
2172         uinfo->value.integer.min = 0;
2173         uinfo->value.integer.max = 255;
2174         return 0;
2175 }
2176
2177 static int snd_vt1724_pro_peak_get(struct snd_kcontrol *kcontrol,
2178                                    struct snd_ctl_elem_value *ucontrol)
2179 {
2180         struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
2181         int idx;
2182
2183         spin_lock_irq(&ice->reg_lock);
2184         for (idx = 0; idx < 22; idx++) {
2185                 outb(idx, ICEMT1724(ice, MONITOR_PEAKINDEX));
2186                 ucontrol->value.integer.value[idx] =
2187                         inb(ICEMT1724(ice, MONITOR_PEAKDATA));
2188         }
2189         spin_unlock_irq(&ice->reg_lock);
2190         return 0;
2191 }
2192
2193 static const struct snd_kcontrol_new snd_vt1724_mixer_pro_peak = {
2194         .iface = SNDRV_CTL_ELEM_IFACE_PCM,
2195         .name = "Multi Track Peak",
2196         .access = SNDRV_CTL_ELEM_ACCESS_READ | SNDRV_CTL_ELEM_ACCESS_VOLATILE,
2197         .info = snd_vt1724_pro_peak_info,
2198         .get = snd_vt1724_pro_peak_get
2199 };
2200
2201 /*
2202  *
2203  */
2204
2205 static struct snd_ice1712_card_info no_matched;
2206
2207
2208 /*
2209   ooAoo cards with no controls
2210 */
2211 static unsigned char ooaoo_sq210_eeprom[] = {
2212         [ICE_EEP2_SYSCONF]     = 0x4c,  /* 49MHz crystal, no mpu401, no ADC,
2213                                            1xDACs */
2214         [ICE_EEP2_ACLINK]      = 0x80,  /* I2S */
2215         [ICE_EEP2_I2S]         = 0x78,  /* no volume, 96k, 24bit, 192k */
2216         [ICE_EEP2_SPDIF]       = 0xc1,  /* out-en, out-int, out-ext */
2217         [ICE_EEP2_GPIO_DIR]    = 0x00,  /* no GPIOs are used */
2218         [ICE_EEP2_GPIO_DIR1]   = 0x00,
2219         [ICE_EEP2_GPIO_DIR2]   = 0x00,
2220         [ICE_EEP2_GPIO_MASK]   = 0xff,
2221         [ICE_EEP2_GPIO_MASK1]  = 0xff,
2222         [ICE_EEP2_GPIO_MASK2]  = 0xff,
2223
2224         [ICE_EEP2_GPIO_STATE]  = 0x00, /* inputs */
2225         [ICE_EEP2_GPIO_STATE1] = 0x00, /* all 1, but GPIO_CPLD_RW
2226                                           and GPIO15 always zero */
2227         [ICE_EEP2_GPIO_STATE2] = 0x00, /* inputs */
2228 };
2229
2230
2231 static struct snd_ice1712_card_info snd_vt1724_ooaoo_cards[] = {
2232         {
2233                 .name = "ooAoo SQ210a",
2234                 .model = "sq210a",
2235                 .eeprom_size = sizeof(ooaoo_sq210_eeprom),
2236                 .eeprom_data = ooaoo_sq210_eeprom,
2237         },
2238         { } /* terminator */
2239 };
2240
2241 static struct snd_ice1712_card_info *card_tables[] = {
2242         snd_vt1724_revo_cards,
2243         snd_vt1724_amp_cards,
2244         snd_vt1724_aureon_cards,
2245         snd_vt1720_mobo_cards,
2246         snd_vt1720_pontis_cards,
2247         snd_vt1724_prodigy_hifi_cards,
2248         snd_vt1724_prodigy192_cards,
2249         snd_vt1724_juli_cards,
2250         snd_vt1724_maya44_cards,
2251         snd_vt1724_phase_cards,
2252         snd_vt1724_wtm_cards,
2253         snd_vt1724_se_cards,
2254         snd_vt1724_qtet_cards,
2255         snd_vt1724_ooaoo_cards,
2256         snd_vt1724_psc724_cards,
2257         NULL,
2258 };
2259
2260
2261 /*
2262  */
2263
2264 static void wait_i2c_busy(struct snd_ice1712 *ice)
2265 {
2266         int t = 0x10000;
2267         while ((inb(ICEREG1724(ice, I2C_CTRL)) & VT1724_I2C_BUSY) && t--)
2268                 ;
2269         if (t == -1)
2270                 dev_err(ice->card->dev, "i2c busy timeout\n");
2271 }
2272
2273 unsigned char snd_vt1724_read_i2c(struct snd_ice1712 *ice,
2274                                   unsigned char dev, unsigned char addr)
2275 {
2276         unsigned char val;
2277
2278         mutex_lock(&ice->i2c_mutex);
2279         wait_i2c_busy(ice);
2280         outb(addr, ICEREG1724(ice, I2C_BYTE_ADDR));
2281         outb(dev & ~VT1724_I2C_WRITE, ICEREG1724(ice, I2C_DEV_ADDR));
2282         wait_i2c_busy(ice);
2283         val = inb(ICEREG1724(ice, I2C_DATA));
2284         mutex_unlock(&ice->i2c_mutex);
2285         /*
2286         dev_dbg(ice->card->dev, "i2c_read: [0x%x,0x%x] = 0x%x\n", dev, addr, val);
2287         */
2288         return val;
2289 }
2290
2291 void snd_vt1724_write_i2c(struct snd_ice1712 *ice,
2292                           unsigned char dev, unsigned char addr, unsigned char data)
2293 {
2294         mutex_lock(&ice->i2c_mutex);
2295         wait_i2c_busy(ice);
2296         /*
2297         dev_dbg(ice->card->dev, "i2c_write: [0x%x,0x%x] = 0x%x\n", dev, addr, data);
2298         */
2299         outb(addr, ICEREG1724(ice, I2C_BYTE_ADDR));
2300         outb(data, ICEREG1724(ice, I2C_DATA));
2301         outb(dev | VT1724_I2C_WRITE, ICEREG1724(ice, I2C_DEV_ADDR));
2302         wait_i2c_busy(ice);
2303         mutex_unlock(&ice->i2c_mutex);
2304 }
2305
2306 static int snd_vt1724_read_eeprom(struct snd_ice1712 *ice,
2307                                   const char *modelname)
2308 {
2309         const int dev = 0xa0;           /* EEPROM device address */
2310         unsigned int i, size;
2311         struct snd_ice1712_card_info * const *tbl, *c;
2312
2313         if (!modelname || !*modelname) {
2314                 ice->eeprom.subvendor = 0;
2315                 if ((inb(ICEREG1724(ice, I2C_CTRL)) & VT1724_I2C_EEPROM) != 0)
2316                         ice->eeprom.subvendor =
2317                                 (snd_vt1724_read_i2c(ice, dev, 0x00) << 0) |
2318                                 (snd_vt1724_read_i2c(ice, dev, 0x01) << 8) |
2319                                 (snd_vt1724_read_i2c(ice, dev, 0x02) << 16) |
2320                                 (snd_vt1724_read_i2c(ice, dev, 0x03) << 24);
2321                 if (ice->eeprom.subvendor == 0 ||
2322                     ice->eeprom.subvendor == (unsigned int)-1) {
2323                         /* invalid subvendor from EEPROM, try the PCI
2324                          * subststem ID instead
2325                          */
2326                         u16 vendor, device;
2327                         pci_read_config_word(ice->pci, PCI_SUBSYSTEM_VENDOR_ID,
2328                                              &vendor);
2329                         pci_read_config_word(ice->pci, PCI_SUBSYSTEM_ID, &device);
2330                         ice->eeprom.subvendor =
2331                                 ((unsigned int)swab16(vendor) << 16) | swab16(device);
2332                         if (ice->eeprom.subvendor == 0 ||
2333                             ice->eeprom.subvendor == (unsigned int)-1) {
2334                                 dev_err(ice->card->dev,
2335                                         "No valid ID is found\n");
2336                                 return -ENXIO;
2337                         }
2338                 }
2339         }
2340         for (tbl = card_tables; *tbl; tbl++) {
2341                 for (c = *tbl; c->name; c++) {
2342                         if (modelname && c->model &&
2343                             !strcmp(modelname, c->model)) {
2344                                 dev_info(ice->card->dev,
2345                                          "Using board model %s\n",
2346                                        c->name);
2347                                 ice->eeprom.subvendor = c->subvendor;
2348                         } else if (c->subvendor != ice->eeprom.subvendor)
2349                                 continue;
2350                         ice->card_info = c;
2351                         if (!c->eeprom_size || !c->eeprom_data)
2352                                 goto found;
2353                         /* if the EEPROM is given by the driver, use it */
2354                         dev_dbg(ice->card->dev, "using the defined eeprom..\n");
2355                         ice->eeprom.version = 2;
2356                         ice->eeprom.size = c->eeprom_size + 6;
2357                         memcpy(ice->eeprom.data, c->eeprom_data, c->eeprom_size);
2358                         goto read_skipped;
2359                 }
2360         }
2361         dev_warn(ice->card->dev, "No matching model found for ID 0x%x\n",
2362                ice->eeprom.subvendor);
2363 #ifdef CONFIG_PM_SLEEP
2364         /* assume AC97-only card which can suspend without additional code */
2365         ice->pm_suspend_enabled = 1;
2366 #endif
2367
2368  found:
2369         ice->eeprom.size = snd_vt1724_read_i2c(ice, dev, 0x04);
2370         if (ice->eeprom.size < 6)
2371                 ice->eeprom.size = 32;
2372         else if (ice->eeprom.size > 32) {
2373                 dev_err(ice->card->dev, "Invalid EEPROM (size = %i)\n",
2374                        ice->eeprom.size);
2375                 return -EIO;
2376         }
2377         ice->eeprom.version = snd_vt1724_read_i2c(ice, dev, 0x05);
2378         if (ice->eeprom.version != 1 && ice->eeprom.version != 2)
2379                 dev_warn(ice->card->dev, "Invalid EEPROM version %i\n",
2380                        ice->eeprom.version);
2381         size = ice->eeprom.size - 6;
2382         for (i = 0; i < size; i++)
2383                 ice->eeprom.data[i] = snd_vt1724_read_i2c(ice, dev, i + 6);
2384
2385  read_skipped:
2386         ice->eeprom.gpiomask = eeprom_triple(ice, ICE_EEP2_GPIO_MASK);
2387         ice->eeprom.gpiostate = eeprom_triple(ice, ICE_EEP2_GPIO_STATE);
2388         ice->eeprom.gpiodir = eeprom_triple(ice, ICE_EEP2_GPIO_DIR);
2389
2390         return 0;
2391 }
2392
2393
2394
2395 static void snd_vt1724_chip_reset(struct snd_ice1712 *ice)
2396 {
2397         outb(VT1724_RESET , ICEREG1724(ice, CONTROL));
2398         inb(ICEREG1724(ice, CONTROL)); /* pci posting flush */
2399         msleep(10);
2400         outb(0, ICEREG1724(ice, CONTROL));
2401         inb(ICEREG1724(ice, CONTROL)); /* pci posting flush */
2402         msleep(10);
2403 }
2404
2405 static int snd_vt1724_chip_init(struct snd_ice1712 *ice)
2406 {
2407         outb(ice->eeprom.data[ICE_EEP2_SYSCONF], ICEREG1724(ice, SYS_CFG));
2408         outb(ice->eeprom.data[ICE_EEP2_ACLINK], ICEREG1724(ice, AC97_CFG));
2409         outb(ice->eeprom.data[ICE_EEP2_I2S], ICEREG1724(ice, I2S_FEATURES));
2410         outb(ice->eeprom.data[ICE_EEP2_SPDIF], ICEREG1724(ice, SPDIF_CFG));
2411
2412         ice->gpio.write_mask = ice->eeprom.gpiomask;
2413         ice->gpio.direction = ice->eeprom.gpiodir;
2414         snd_vt1724_set_gpio_mask(ice, ice->eeprom.gpiomask);
2415         snd_vt1724_set_gpio_dir(ice, ice->eeprom.gpiodir);
2416         snd_vt1724_set_gpio_data(ice, ice->eeprom.gpiostate);
2417
2418         outb(0, ICEREG1724(ice, POWERDOWN));
2419
2420         /* MPU_RX and TX irq masks are cleared later dynamically */
2421         outb(VT1724_IRQ_MPU_RX | VT1724_IRQ_MPU_TX , ICEREG1724(ice, IRQMASK));
2422
2423         /* don't handle FIFO overrun/underruns (just yet),
2424          * since they cause machine lockups
2425          */
2426         outb(VT1724_MULTI_FIFO_ERR, ICEMT1724(ice, DMA_INT_MASK));
2427
2428         return 0;
2429 }
2430
2431 static int snd_vt1724_spdif_build_controls(struct snd_ice1712 *ice)
2432 {
2433         int err;
2434         struct snd_kcontrol *kctl;
2435
2436         if (snd_BUG_ON(!ice->pcm))
2437                 return -EIO;
2438
2439         if (!ice->own_routing) {
2440                 err = snd_ctl_add(ice->card,
2441                         snd_ctl_new1(&snd_vt1724_mixer_pro_spdif_route, ice));
2442                 if (err < 0)
2443                         return err;
2444         }
2445
2446         err = snd_ctl_add(ice->card, snd_ctl_new1(&snd_vt1724_spdif_switch, ice));
2447         if (err < 0)
2448                 return err;
2449
2450         err = snd_ctl_add(ice->card, kctl = snd_ctl_new1(&snd_vt1724_spdif_default, ice));
2451         if (err < 0)
2452                 return err;
2453         kctl->id.device = ice->pcm->device;
2454         err = snd_ctl_add(ice->card, kctl = snd_ctl_new1(&snd_vt1724_spdif_maskc, ice));
2455         if (err < 0)
2456                 return err;
2457         kctl->id.device = ice->pcm->device;
2458         err = snd_ctl_add(ice->card, kctl = snd_ctl_new1(&snd_vt1724_spdif_maskp, ice));
2459         if (err < 0)
2460                 return err;
2461         kctl->id.device = ice->pcm->device;
2462 #if 0 /* use default only */
2463         err = snd_ctl_add(ice->card, kctl = snd_ctl_new1(&snd_vt1724_spdif_stream, ice));
2464         if (err < 0)
2465                 return err;
2466         kctl->id.device = ice->pcm->device;
2467         ice->spdif.stream_ctl = kctl;
2468 #endif
2469         return 0;
2470 }
2471
2472
2473 static int snd_vt1724_build_controls(struct snd_ice1712 *ice)
2474 {
2475         int err;
2476
2477         err = snd_ctl_add(ice->card, snd_ctl_new1(&snd_vt1724_eeprom, ice));
2478         if (err < 0)
2479                 return err;
2480         err = snd_ctl_add(ice->card, snd_ctl_new1(&snd_vt1724_pro_internal_clock, ice));
2481         if (err < 0)
2482                 return err;
2483
2484         err = snd_ctl_add(ice->card, snd_ctl_new1(&snd_vt1724_pro_rate_locking, ice));
2485         if (err < 0)
2486                 return err;
2487         err = snd_ctl_add(ice->card, snd_ctl_new1(&snd_vt1724_pro_rate_reset, ice));
2488         if (err < 0)
2489                 return err;
2490
2491         if (!ice->own_routing && ice->num_total_dacs > 0) {
2492                 struct snd_kcontrol_new tmp = snd_vt1724_mixer_pro_analog_route;
2493                 tmp.count = ice->num_total_dacs;
2494                 if (ice->vt1720 && tmp.count > 2)
2495                         tmp.count = 2;
2496                 err = snd_ctl_add(ice->card, snd_ctl_new1(&tmp, ice));
2497                 if (err < 0)
2498                         return err;
2499         }
2500
2501         return snd_ctl_add(ice->card,
2502                            snd_ctl_new1(&snd_vt1724_mixer_pro_peak, ice));
2503 }
2504
2505 static int snd_vt1724_free(struct snd_ice1712 *ice)
2506 {
2507         if (!ice->port)
2508                 goto __hw_end;
2509         /* mask all interrupts */
2510         outb(0xff, ICEMT1724(ice, DMA_INT_MASK));
2511         outb(0xff, ICEREG1724(ice, IRQMASK));
2512         /* --- */
2513 __hw_end:
2514         if (ice->irq >= 0)
2515                 free_irq(ice->irq, ice);
2516         pci_release_regions(ice->pci);
2517         snd_ice1712_akm4xxx_free(ice);
2518         pci_disable_device(ice->pci);
2519         kfree(ice->spec);
2520         kfree(ice);
2521         return 0;
2522 }
2523
2524 static int snd_vt1724_dev_free(struct snd_device *device)
2525 {
2526         struct snd_ice1712 *ice = device->device_data;
2527         return snd_vt1724_free(ice);
2528 }
2529
2530 static int snd_vt1724_create(struct snd_card *card,
2531                              struct pci_dev *pci,
2532                              const char *modelname,
2533                              struct snd_ice1712 **r_ice1712)
2534 {
2535         struct snd_ice1712 *ice;
2536         int err;
2537         static struct snd_device_ops ops = {
2538                 .dev_free =     snd_vt1724_dev_free,
2539         };
2540
2541         *r_ice1712 = NULL;
2542
2543         /* enable PCI device */
2544         err = pci_enable_device(pci);
2545         if (err < 0)
2546                 return err;
2547
2548         ice = kzalloc(sizeof(*ice), GFP_KERNEL);
2549         if (ice == NULL) {
2550                 pci_disable_device(pci);
2551                 return -ENOMEM;
2552         }
2553         ice->vt1724 = 1;
2554         spin_lock_init(&ice->reg_lock);
2555         mutex_init(&ice->gpio_mutex);
2556         mutex_init(&ice->open_mutex);
2557         mutex_init(&ice->i2c_mutex);
2558         ice->gpio.set_mask = snd_vt1724_set_gpio_mask;
2559         ice->gpio.get_mask = snd_vt1724_get_gpio_mask;
2560         ice->gpio.set_dir = snd_vt1724_set_gpio_dir;
2561         ice->gpio.get_dir = snd_vt1724_get_gpio_dir;
2562         ice->gpio.set_data = snd_vt1724_set_gpio_data;
2563         ice->gpio.get_data = snd_vt1724_get_gpio_data;
2564         ice->card = card;
2565         ice->pci = pci;
2566         ice->irq = -1;
2567         pci_set_master(pci);
2568         snd_vt1724_proc_init(ice);
2569         synchronize_irq(pci->irq);
2570
2571         card->private_data = ice;
2572
2573         err = pci_request_regions(pci, "ICE1724");
2574         if (err < 0) {
2575                 kfree(ice);
2576                 pci_disable_device(pci);
2577                 return err;
2578         }
2579         ice->port = pci_resource_start(pci, 0);
2580         ice->profi_port = pci_resource_start(pci, 1);
2581
2582         if (request_irq(pci->irq, snd_vt1724_interrupt,
2583                         IRQF_SHARED, KBUILD_MODNAME, ice)) {
2584                 dev_err(card->dev, "unable to grab IRQ %d\n", pci->irq);
2585                 snd_vt1724_free(ice);
2586                 return -EIO;
2587         }
2588
2589         ice->irq = pci->irq;
2590
2591         snd_vt1724_chip_reset(ice);
2592         if (snd_vt1724_read_eeprom(ice, modelname) < 0) {
2593                 snd_vt1724_free(ice);
2594                 return -EIO;
2595         }
2596         if (snd_vt1724_chip_init(ice) < 0) {
2597                 snd_vt1724_free(ice);
2598                 return -EIO;
2599         }
2600
2601         err = snd_device_new(card, SNDRV_DEV_LOWLEVEL, ice, &ops);
2602         if (err < 0) {
2603                 snd_vt1724_free(ice);
2604                 return err;
2605         }
2606
2607         *r_ice1712 = ice;
2608         return 0;
2609 }
2610
2611
2612 /*
2613  *
2614  * Registration
2615  *
2616  */
2617
2618 static int snd_vt1724_probe(struct pci_dev *pci,
2619                             const struct pci_device_id *pci_id)
2620 {
2621         static int dev;
2622         struct snd_card *card;
2623         struct snd_ice1712 *ice;
2624         int pcm_dev = 0, err;
2625         struct snd_ice1712_card_info * const *tbl, *c;
2626
2627         if (dev >= SNDRV_CARDS)
2628                 return -ENODEV;
2629         if (!enable[dev]) {
2630                 dev++;
2631                 return -ENOENT;
2632         }
2633
2634         err = snd_card_new(&pci->dev, index[dev], id[dev], THIS_MODULE,
2635                            0, &card);
2636         if (err < 0)
2637                 return err;
2638
2639         strcpy(card->driver, "ICE1724");
2640         strcpy(card->shortname, "ICEnsemble ICE1724");
2641
2642         err = snd_vt1724_create(card, pci, model[dev], &ice);
2643         if (err < 0) {
2644                 snd_card_free(card);
2645                 return err;
2646         }
2647
2648         /* field init before calling chip_init */
2649         ice->ext_clock_count = 0;
2650
2651         for (tbl = card_tables; *tbl; tbl++) {
2652                 for (c = *tbl; c->name; c++) {
2653                         if ((model[dev] && c->model &&
2654                              !strcmp(model[dev], c->model)) ||
2655                             (c->subvendor == ice->eeprom.subvendor)) {
2656                                 strcpy(card->shortname, c->name);
2657                                 if (c->driver) /* specific driver? */
2658                                         strcpy(card->driver, c->driver);
2659                                 if (c->chip_init) {
2660                                         err = c->chip_init(ice);
2661                                         if (err < 0) {
2662                                                 snd_card_free(card);
2663                                                 return err;
2664                                         }
2665                                 }
2666                                 goto __found;
2667                         }
2668                 }
2669         }
2670         c = &no_matched;
2671 __found:
2672         /*
2673         * VT1724 has separate DMAs for the analog and the SPDIF streams while
2674         * ICE1712 has only one for both (mixed up).
2675         *
2676         * Confusingly the analog PCM is named "professional" here because it
2677         * was called so in ice1712 driver, and vt1724 driver is derived from
2678         * ice1712 driver.
2679         */
2680         ice->pro_rate_default = PRO_RATE_DEFAULT;
2681         if (!ice->is_spdif_master)
2682                 ice->is_spdif_master = stdclock_is_spdif_master;
2683         if (!ice->get_rate)
2684                 ice->get_rate = stdclock_get_rate;
2685         if (!ice->set_rate)
2686                 ice->set_rate = stdclock_set_rate;
2687         if (!ice->set_mclk)
2688                 ice->set_mclk = stdclock_set_mclk;
2689         if (!ice->set_spdif_clock)
2690                 ice->set_spdif_clock = stdclock_set_spdif_clock;
2691         if (!ice->get_spdif_master_type)
2692                 ice->get_spdif_master_type = stdclock_get_spdif_master_type;
2693         if (!ice->ext_clock_names)
2694                 ice->ext_clock_names = ext_clock_names;
2695         if (!ice->ext_clock_count)
2696                 ice->ext_clock_count = ARRAY_SIZE(ext_clock_names);
2697
2698         if (!ice->hw_rates)
2699                 set_std_hw_rates(ice);
2700
2701         err = snd_vt1724_pcm_profi(ice, pcm_dev++);
2702         if (err < 0) {
2703                 snd_card_free(card);
2704                 return err;
2705         }
2706
2707         err = snd_vt1724_pcm_spdif(ice, pcm_dev++);
2708         if (err < 0) {
2709                 snd_card_free(card);
2710                 return err;
2711         }
2712
2713         err = snd_vt1724_pcm_indep(ice, pcm_dev++);
2714         if (err < 0) {
2715                 snd_card_free(card);
2716                 return err;
2717         }
2718
2719         err = snd_vt1724_ac97_mixer(ice);
2720         if (err < 0) {
2721                 snd_card_free(card);
2722                 return err;
2723         }
2724
2725         err = snd_vt1724_build_controls(ice);
2726         if (err < 0) {
2727                 snd_card_free(card);
2728                 return err;
2729         }
2730
2731         if (ice->pcm && ice->has_spdif) { /* has SPDIF I/O */
2732                 err = snd_vt1724_spdif_build_controls(ice);
2733                 if (err < 0) {
2734                         snd_card_free(card);
2735                         return err;
2736                 }
2737         }
2738
2739         if (c->build_controls) {
2740                 err = c->build_controls(ice);
2741                 if (err < 0) {
2742                         snd_card_free(card);
2743                         return err;
2744                 }
2745         }
2746
2747         if (!c->no_mpu401) {
2748                 if (ice->eeprom.data[ICE_EEP2_SYSCONF] & VT1724_CFG_MPU401) {
2749                         struct snd_rawmidi *rmidi;
2750
2751                         err = snd_rawmidi_new(card, "MIDI", 0, 1, 1, &rmidi);
2752                         if (err < 0) {
2753                                 snd_card_free(card);
2754                                 return err;
2755                         }
2756                         ice->rmidi[0] = rmidi;
2757                         rmidi->private_data = ice;
2758                         strcpy(rmidi->name, "ICE1724 MIDI");
2759                         rmidi->info_flags = SNDRV_RAWMIDI_INFO_OUTPUT |
2760                                             SNDRV_RAWMIDI_INFO_INPUT |
2761                                             SNDRV_RAWMIDI_INFO_DUPLEX;
2762                         snd_rawmidi_set_ops(rmidi, SNDRV_RAWMIDI_STREAM_OUTPUT,
2763                                             &vt1724_midi_output_ops);
2764                         snd_rawmidi_set_ops(rmidi, SNDRV_RAWMIDI_STREAM_INPUT,
2765                                             &vt1724_midi_input_ops);
2766
2767                         /* set watermarks */
2768                         outb(VT1724_MPU_RX_FIFO | 0x1,
2769                              ICEREG1724(ice, MPU_FIFO_WM));
2770                         outb(0x1, ICEREG1724(ice, MPU_FIFO_WM));
2771                         /* set UART mode */
2772                         outb(VT1724_MPU_UART, ICEREG1724(ice, MPU_CTRL));
2773                 }
2774         }
2775
2776         sprintf(card->longname, "%s at 0x%lx, irq %i",
2777                 card->shortname, ice->port, ice->irq);
2778
2779         err = snd_card_register(card);
2780         if (err < 0) {
2781                 snd_card_free(card);
2782                 return err;
2783         }
2784         pci_set_drvdata(pci, card);
2785         dev++;
2786         return 0;
2787 }
2788
2789 static void snd_vt1724_remove(struct pci_dev *pci)
2790 {
2791         struct snd_card *card = pci_get_drvdata(pci);
2792         struct snd_ice1712 *ice = card->private_data;
2793
2794         if (ice->card_info && ice->card_info->chip_exit)
2795                 ice->card_info->chip_exit(ice);
2796         snd_card_free(card);
2797 }
2798
2799 #ifdef CONFIG_PM_SLEEP
2800 static int snd_vt1724_suspend(struct device *dev)
2801 {
2802         struct snd_card *card = dev_get_drvdata(dev);
2803         struct snd_ice1712 *ice = card->private_data;
2804
2805         if (!ice->pm_suspend_enabled)
2806                 return 0;
2807
2808         snd_power_change_state(card, SNDRV_CTL_POWER_D3hot);
2809
2810         snd_pcm_suspend_all(ice->pcm);
2811         snd_pcm_suspend_all(ice->pcm_pro);
2812         snd_pcm_suspend_all(ice->pcm_ds);
2813         snd_ac97_suspend(ice->ac97);
2814
2815         spin_lock_irq(&ice->reg_lock);
2816         ice->pm_saved_is_spdif_master = ice->is_spdif_master(ice);
2817         ice->pm_saved_spdif_ctrl = inw(ICEMT1724(ice, SPDIF_CTRL));
2818         ice->pm_saved_spdif_cfg = inb(ICEREG1724(ice, SPDIF_CFG));
2819         ice->pm_saved_route = inl(ICEMT1724(ice, ROUTE_PLAYBACK));
2820         spin_unlock_irq(&ice->reg_lock);
2821
2822         if (ice->pm_suspend)
2823                 ice->pm_suspend(ice);
2824         return 0;
2825 }
2826
2827 static int snd_vt1724_resume(struct device *dev)
2828 {
2829         struct snd_card *card = dev_get_drvdata(dev);
2830         struct snd_ice1712 *ice = card->private_data;
2831
2832         if (!ice->pm_suspend_enabled)
2833                 return 0;
2834
2835         snd_vt1724_chip_reset(ice);
2836
2837         if (snd_vt1724_chip_init(ice) < 0) {
2838                 snd_card_disconnect(card);
2839                 return -EIO;
2840         }
2841
2842         if (ice->pm_resume)
2843                 ice->pm_resume(ice);
2844
2845         if (ice->pm_saved_is_spdif_master) {
2846                 /* switching to external clock via SPDIF */
2847                 ice->set_spdif_clock(ice, 0);
2848         } else {
2849                 /* internal on-card clock */
2850                 int rate;
2851                 if (ice->cur_rate)
2852                         rate = ice->cur_rate;
2853                 else
2854                         rate = ice->pro_rate_default;
2855                 snd_vt1724_set_pro_rate(ice, rate, 1);
2856         }
2857
2858         update_spdif_bits(ice, ice->pm_saved_spdif_ctrl);
2859
2860         outb(ice->pm_saved_spdif_cfg, ICEREG1724(ice, SPDIF_CFG));
2861         outl(ice->pm_saved_route, ICEMT1724(ice, ROUTE_PLAYBACK));
2862
2863         snd_ac97_resume(ice->ac97);
2864
2865         snd_power_change_state(card, SNDRV_CTL_POWER_D0);
2866         return 0;
2867 }
2868
2869 static SIMPLE_DEV_PM_OPS(snd_vt1724_pm, snd_vt1724_suspend, snd_vt1724_resume);
2870 #define SND_VT1724_PM_OPS       &snd_vt1724_pm
2871 #else
2872 #define SND_VT1724_PM_OPS       NULL
2873 #endif /* CONFIG_PM_SLEEP */
2874
2875 static struct pci_driver vt1724_driver = {
2876         .name = KBUILD_MODNAME,
2877         .id_table = snd_vt1724_ids,
2878         .probe = snd_vt1724_probe,
2879         .remove = snd_vt1724_remove,
2880         .driver = {
2881                 .pm = SND_VT1724_PM_OPS,
2882         },
2883 };
2884
2885 module_pci_driver(vt1724_driver);