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/io.h>
  26 #include <linux/delay.h>
  27 #include <linux/interrupt.h>
  28 #include <linux/init.h>
  29 #include <linux/pci.h>
  30 #include <linux/slab.h>
  31 #include <linux/moduleparam.h>
  32 #include <linux/mutex.h>
  33 #include <sound/core.h>
  34 #include <sound/info.h>
  35 #include <sound/rawmidi.h>
  36 #include <sound/initval.h>
  37
  38 #include <sound/asoundef.h>
  39
  40 #include "ice1712.h"
  41 #include "envy24ht.h"
  42
  43 /* lowlevel routines */
  44 #include "amp.h"
  45 #include "revo.h"
  46 #include "aureon.h"
  47 #include "vt1720_mobo.h"
  48 #include "pontis.h"
  49 #include "prodigy192.h"
  50 #include "prodigy_hifi.h"
  51 #include "juli.h"
  52 #include "maya44.h"
  53 #include "phase.h"
  54 #include "wtm.h"
  55 #include "se.h"
  56
  57 MODULE_AUTHOR("Jaroslav Kysela <perex@perex.cz>");
  58 MODULE_DESCRIPTION("VIA ICEnsemble ICE1724/1720 (Envy24HT/PT)");
  59 MODULE_LICENSE("GPL");
  60 MODULE_SUPPORTED_DEVICE("{"
  61                REVO_DEVICE_DESC
  62                AMP_AUDIO2000_DEVICE_DESC
  63                AUREON_DEVICE_DESC
  64                VT1720_MOBO_DEVICE_DESC
  65                PONTIS_DEVICE_DESC
  66                PRODIGY192_DEVICE_DESC
  67                PRODIGY_HIFI_DEVICE_DESC
  68                JULI_DEVICE_DESC
  69                MAYA44_DEVICE_DESC
  70                PHASE_DEVICE_DESC
  71                WTM_DEVICE_DESC
  72                SE_DEVICE_DESC
  73                 "{VIA,VT1720},"
  74                 "{VIA,VT1724},"
  75                 "{ICEnsemble,Generic ICE1724},"
  76                 "{ICEnsemble,Generic Envy24HT}"
  77                 "{ICEnsemble,Generic Envy24PT}}");
  78
  79 static int index[SNDRV_CARDS] = SNDRV_DEFAULT_IDX;      /* Index 0-MAX */
  80 static char *id[SNDRV_CARDS] = SNDRV_DEFAULT_STR;       /* ID for this card */
  81 static int enable[SNDRV_CARDS] = SNDRV_DEFAULT_ENABLE_PNP;              /* Enable this card */
  82 static char *model[SNDRV_CARDS];
  83
  84 module_param_array(index, int, NULL, 0444);
  85 MODULE_PARM_DESC(index, "Index value for ICE1724 soundcard.");
  86 module_param_array(id, charp, NULL, 0444);
  87 MODULE_PARM_DESC(id, "ID string for ICE1724 soundcard.");
  88 module_param_array(enable, bool, NULL, 0444);
  89 MODULE_PARM_DESC(enable, "Enable ICE1724 soundcard.");
  90 module_param_array(model, charp, NULL, 0444);
  91 MODULE_PARM_DESC(model, "Use the given board model.");
  92
  93
  94 /* Both VT1720 and VT1724 have the same PCI IDs */
  95 static const struct pci_device_id snd_vt1724_ids[] = {
  96         { PCI_VENDOR_ID_ICE, PCI_DEVICE_ID_VT1724, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0 },
  97         { 0, }
  98 };
  99
 100 MODULE_DEVICE_TABLE(pci, snd_vt1724_ids);
 101
 102
 103 static int PRO_RATE_LOCKED;
 104 static int PRO_RATE_RESET = 1;
 105 static unsigned int PRO_RATE_DEFAULT = 44100;
 106
 107 /*
 108  *  Basic I/O
 109  */
 110
 111 /*
 112  *  default rates, default clock routines
 113  */
 114
 115 /* check whether the clock mode is spdif-in */
 116 static inline int stdclock_is_spdif_master(struct snd_ice1712 *ice)
 117 {
 118         return (inb(ICEMT1724(ice, RATE)) & VT1724_SPDIF_MASTER) ? 1 : 0;
 119 }
 120
 121 static inline int is_pro_rate_locked(struct snd_ice1712 *ice)
 122 {
 123         return ice->is_spdif_master(ice) || PRO_RATE_LOCKED;
 124 }
 125
 126 /*
 127  * ac97 section
 128  */
 129
 130 static unsigned char snd_vt1724_ac97_ready(struct snd_ice1712 *ice)
 131 {
 132         unsigned char old_cmd;
 133         int tm;
 134         for (tm = 0; tm < 0x10000; tm++) {
 135                 old_cmd = inb(ICEMT1724(ice, AC97_CMD));
 136                 if (old_cmd & (VT1724_AC97_WRITE | VT1724_AC97_READ))
 137                         continue;
 138                 if (!(old_cmd & VT1724_AC97_READY))
 139                         continue;
 140                 return old_cmd;
 141         }
 142         snd_printd(KERN_ERR "snd_vt1724_ac97_ready: timeout\n");
 143         return old_cmd;
 144 }
 145
 146 static int snd_vt1724_ac97_wait_bit(struct snd_ice1712 *ice, unsigned char bit)
 147 {
 148         int tm;
 149         for (tm = 0; tm < 0x10000; tm++)
 150                 if ((inb(ICEMT1724(ice, AC97_CMD)) & bit) == 0)
 151                         return 0;
 152         snd_printd(KERN_ERR "snd_vt1724_ac97_wait_bit: timeout\n");
 153         return -EIO;
 154 }
 155
 156 static void snd_vt1724_ac97_write(struct snd_ac97 *ac97,
 157                                   unsigned short reg,
 158                                   unsigned short val)
 159 {
 160         struct snd_ice1712 *ice = ac97->private_data;
 161         unsigned char old_cmd;
 162
 163         old_cmd = snd_vt1724_ac97_ready(ice);
 164         old_cmd &= ~VT1724_AC97_ID_MASK;
 165         old_cmd |= ac97->num;
 166         outb(reg, ICEMT1724(ice, AC97_INDEX));
 167         outw(val, ICEMT1724(ice, AC97_DATA));
 168         outb(old_cmd | VT1724_AC97_WRITE, ICEMT1724(ice, AC97_CMD));
 169         snd_vt1724_ac97_wait_bit(ice, VT1724_AC97_WRITE);
 170 }
 171
 172 static unsigned short snd_vt1724_ac97_read(struct snd_ac97 *ac97, unsigned short reg)
 173 {
 174         struct snd_ice1712 *ice = ac97->private_data;
 175         unsigned char old_cmd;
 176
 177         old_cmd = snd_vt1724_ac97_ready(ice);
 178         old_cmd &= ~VT1724_AC97_ID_MASK;
 179         old_cmd |= ac97->num;
 180         outb(reg, ICEMT1724(ice, AC97_INDEX));
 181         outb(old_cmd | VT1724_AC97_READ, ICEMT1724(ice, AC97_CMD));
 182         if (snd_vt1724_ac97_wait_bit(ice, VT1724_AC97_READ) < 0)
 183                 return ~0;
 184         return inw(ICEMT1724(ice, AC97_DATA));
 185 }
 186
 187
 188 /*
 189  * GPIO operations
 190  */
 191
 192 /* set gpio direction 0 = read, 1 = write */
 193 static void snd_vt1724_set_gpio_dir(struct snd_ice1712 *ice, unsigned int data)
 194 {
 195         outl(data, ICEREG1724(ice, GPIO_DIRECTION));
 196         inw(ICEREG1724(ice, GPIO_DIRECTION)); /* dummy read for pci-posting */
 197 }
 198
 199 /* set the gpio mask (0 = writable) */
 200 static void snd_vt1724_set_gpio_mask(struct snd_ice1712 *ice, unsigned int data)
 201 {
 202         outw(data, ICEREG1724(ice, GPIO_WRITE_MASK));
 203         if (!ice->vt1720) /* VT1720 supports only 16 GPIO bits */
 204                 outb((data >> 16) & 0xff, ICEREG1724(ice, GPIO_WRITE_MASK_22));
 205         inw(ICEREG1724(ice, GPIO_WRITE_MASK)); /* dummy read for pci-posting */
 206 }
 207
 208 static void snd_vt1724_set_gpio_data(struct snd_ice1712 *ice, unsigned int data)
 209 {
 210         outw(data, ICEREG1724(ice, GPIO_DATA));
 211         if (!ice->vt1720)
 212                 outb(data >> 16, ICEREG1724(ice, GPIO_DATA_22));
 213         inw(ICEREG1724(ice, GPIO_DATA)); /* dummy read for pci-posting */
 214 }
 215
 216 static unsigned int snd_vt1724_get_gpio_data(struct snd_ice1712 *ice)
 217 {
 218         unsigned int data;
 219         if (!ice->vt1720)
 220                 data = (unsigned int)inb(ICEREG1724(ice, GPIO_DATA_22));
 221         else
 222                 data = 0;
 223         data = (data << 16) | inw(ICEREG1724(ice, GPIO_DATA));
 224         return data;
 225 }
 226
 227 /*
 228  * MIDI
 229  */
 230
 231 static void vt1724_midi_clear_rx(struct snd_ice1712 *ice)
 232 {
 233         unsigned int count;
 234
 235         for (count = inb(ICEREG1724(ice, MPU_RXFIFO)); count > 0; --count)
 236                 inb(ICEREG1724(ice, MPU_DATA));
 237 }
 238
 239 static inline struct snd_rawmidi_substream *
 240 get_rawmidi_substream(struct snd_ice1712 *ice, unsigned int stream)
 241 {
 242         return list_first_entry(&ice->rmidi[0]->streams[stream].substreams,
 243                                 struct snd_rawmidi_substream, list);
 244 }
 245
 246 static void enable_midi_irq(struct snd_ice1712 *ice, u8 flag, int enable);
 247
 248 static void vt1724_midi_write(struct snd_ice1712 *ice)
 249 {
 250         struct snd_rawmidi_substream *s;
 251         int count, i;
 252         u8 buffer[32];
 253
 254         s = get_rawmidi_substream(ice, SNDRV_RAWMIDI_STREAM_OUTPUT);
 255         count = 31 - inb(ICEREG1724(ice, MPU_TXFIFO));
 256         if (count > 0) {
 257                 count = snd_rawmidi_transmit(s, buffer, count);
 258                 for (i = 0; i < count; ++i)
 259                         outb(buffer[i], ICEREG1724(ice, MPU_DATA));
 260         }
 261         /* mask irq when all bytes have been transmitted.
 262          * enabled again in output_trigger when the new data comes in.
 263          */
 264         enable_midi_irq(ice, VT1724_IRQ_MPU_TX,
 265                         !snd_rawmidi_transmit_empty(s));
 266 }
 267
 268 static void vt1724_midi_read(struct snd_ice1712 *ice)
 269 {
 270         struct snd_rawmidi_substream *s;
 271         int count, i;
 272         u8 buffer[32];
 273
 274         s = get_rawmidi_substream(ice, SNDRV_RAWMIDI_STREAM_INPUT);
 275         count = inb(ICEREG1724(ice, MPU_RXFIFO));
 276         if (count > 0) {
 277                 count = min(count, 32);
 278                 for (i = 0; i < count; ++i)
 279                         buffer[i] = inb(ICEREG1724(ice, MPU_DATA));
 280                 snd_rawmidi_receive(s, buffer, count);
 281         }
 282 }
 283
 284 /* call with ice->reg_lock */
 285 static void enable_midi_irq(struct snd_ice1712 *ice, u8 flag, int enable)
 286 {
 287         u8 mask = inb(ICEREG1724(ice, IRQMASK));
 288         if (enable)
 289                 mask &= ~flag;
 290         else
 291                 mask |= flag;
 292         outb(mask, ICEREG1724(ice, IRQMASK));
 293 }
 294
 295 static void vt1724_enable_midi_irq(struct snd_rawmidi_substream *substream,
 296                                    u8 flag, int enable)
 297 {
 298         struct snd_ice1712 *ice = substream->rmidi->private_data;
 299
 300         spin_lock_irq(&ice->reg_lock);
 301         enable_midi_irq(ice, flag, enable);
 302         spin_unlock_irq(&ice->reg_lock);
 303 }
 304
 305 static int vt1724_midi_output_open(struct snd_rawmidi_substream *s)
 306 {
 307         return 0;
 308 }
 309
 310 static int vt1724_midi_output_close(struct snd_rawmidi_substream *s)
 311 {
 312         return 0;
 313 }
 314
 315 static void vt1724_midi_output_trigger(struct snd_rawmidi_substream *s, int up)
 316 {
 317         struct snd_ice1712 *ice = s->rmidi->private_data;
 318         unsigned long flags;
 319
 320         spin_lock_irqsave(&ice->reg_lock, flags);
 321         if (up) {
 322                 ice->midi_output = 1;
 323                 vt1724_midi_write(ice);
 324         } else {
 325                 ice->midi_output = 0;
 326                 enable_midi_irq(ice, VT1724_IRQ_MPU_TX, 0);
 327         }
 328         spin_unlock_irqrestore(&ice->reg_lock, flags);
 329 }
 330
 331 static void vt1724_midi_output_drain(struct snd_rawmidi_substream *s)
 332 {
 333         struct snd_ice1712 *ice = s->rmidi->private_data;
 334         unsigned long timeout;
 335
 336         vt1724_enable_midi_irq(s, VT1724_IRQ_MPU_TX, 0);
 337         /* 32 bytes should be transmitted in less than about 12 ms */
 338         timeout = jiffies + msecs_to_jiffies(15);
 339         do {
 340                 if (inb(ICEREG1724(ice, MPU_CTRL)) & VT1724_MPU_TX_EMPTY)
 341                         break;
 342                 schedule_timeout_uninterruptible(1);
 343         } while (time_after(timeout, jiffies));
 344 }
 345
 346 static struct snd_rawmidi_ops vt1724_midi_output_ops = {
 347         .open = vt1724_midi_output_open,
 348         .close = vt1724_midi_output_close,
 349         .trigger = vt1724_midi_output_trigger,
 350         .drain = vt1724_midi_output_drain,
 351 };
 352
 353 static int vt1724_midi_input_open(struct snd_rawmidi_substream *s)
 354 {
 355         vt1724_midi_clear_rx(s->rmidi->private_data);
 356         vt1724_enable_midi_irq(s, VT1724_IRQ_MPU_RX, 1);
 357         return 0;
 358 }
 359
 360 static int vt1724_midi_input_close(struct snd_rawmidi_substream *s)
 361 {
 362         vt1724_enable_midi_irq(s, VT1724_IRQ_MPU_RX, 0);
 363         return 0;
 364 }
 365
 366 static void vt1724_midi_input_trigger(struct snd_rawmidi_substream *s, int up)
 367 {
 368         struct snd_ice1712 *ice = s->rmidi->private_data;
 369         unsigned long flags;
 370
 371         spin_lock_irqsave(&ice->reg_lock, flags);
 372         if (up) {
 373                 ice->midi_input = 1;
 374                 vt1724_midi_read(ice);
 375         } else {
 376                 ice->midi_input = 0;
 377         }
 378         spin_unlock_irqrestore(&ice->reg_lock, flags);
 379 }
 380
 381 static struct snd_rawmidi_ops vt1724_midi_input_ops = {
 382         .open = vt1724_midi_input_open,
 383         .close = vt1724_midi_input_close,
 384         .trigger = vt1724_midi_input_trigger,
 385 };
 386
 387
 388 /*
 389  *  Interrupt handler
 390  */
 391
 392 static irqreturn_t snd_vt1724_interrupt(int irq, void *dev_id)
 393 {
 394         struct snd_ice1712 *ice = dev_id;
 395         unsigned char status;
 396         unsigned char status_mask =
 397                 VT1724_IRQ_MPU_RX | VT1724_IRQ_MPU_TX | VT1724_IRQ_MTPCM;
 398         int handled = 0;
 399         int timeout = 0;
 400
 401         while (1) {
 402                 status = inb(ICEREG1724(ice, IRQSTAT));
 403                 status &= status_mask;
 404                 if (status == 0)
 405                         break;
 406                 spin_lock(&ice->reg_lock);
 407                 if (++timeout > 10) {
 408                         status = inb(ICEREG1724(ice, IRQSTAT));
 409                         printk(KERN_ERR "ice1724: Too long irq loop, "
 410                                "status = 0x%x\n", status);
 411                         if (status & VT1724_IRQ_MPU_TX) {
 412                                 printk(KERN_ERR "ice1724: Disabling MPU_TX\n");
 413                                 enable_midi_irq(ice, VT1724_IRQ_MPU_TX, 0);
 414                         }
 415                         spin_unlock(&ice->reg_lock);
 416                         break;
 417                 }
 418                 handled = 1;
 419                 if (status & VT1724_IRQ_MPU_TX) {
 420                         if (ice->midi_output)
 421                                 vt1724_midi_write(ice);
 422                         else
 423                                 enable_midi_irq(ice, VT1724_IRQ_MPU_TX, 0);
 424                         /* Due to mysterical reasons, MPU_TX is always
 425                          * generated (and can't be cleared) when a PCM
 426                          * playback is going.  So let's ignore at the
 427                          * next loop.
 428                          */
 429                         status_mask &= ~VT1724_IRQ_MPU_TX;
 430                 }
 431                 if (status & VT1724_IRQ_MPU_RX) {
 432                         if (ice->midi_input)
 433                                 vt1724_midi_read(ice);
 434                         else
 435                                 vt1724_midi_clear_rx(ice);
 436                 }
 437                 /* ack MPU irq */
 438                 outb(status, ICEREG1724(ice, IRQSTAT));
 439                 spin_unlock(&ice->reg_lock);
 440                 if (status & VT1724_IRQ_MTPCM) {
 441                         /*
 442                          * Multi-track PCM
 443                          * PCM assignment are:
 444                          * Playback DMA0 (M/C) = playback_pro_substream
 445                          * Playback DMA1 = playback_con_substream_ds[0]
 446                          * Playback DMA2 = playback_con_substream_ds[1]
 447                          * Playback DMA3 = playback_con_substream_ds[2]
 448                          * Playback DMA4 (SPDIF) = playback_con_substream
 449                          * Record DMA0 = capture_pro_substream
 450                          * Record DMA1 = capture_con_substream
 451                          */
 452                         unsigned char mtstat = inb(ICEMT1724(ice, IRQ));
 453                         if (mtstat & VT1724_MULTI_PDMA0) {
 454                                 if (ice->playback_pro_substream)
 455                                         snd_pcm_period_elapsed(ice->playback_pro_substream);
 456                         }
 457                         if (mtstat & VT1724_MULTI_RDMA0) {
 458                                 if (ice->capture_pro_substream)
 459                                         snd_pcm_period_elapsed(ice->capture_pro_substream);
 460                         }
 461                         if (mtstat & VT1724_MULTI_PDMA1) {
 462                                 if (ice->playback_con_substream_ds[0])
 463                                         snd_pcm_period_elapsed(ice->playback_con_substream_ds[0]);
 464                         }
 465                         if (mtstat & VT1724_MULTI_PDMA2) {
 466                                 if (ice->playback_con_substream_ds[1])
 467                                         snd_pcm_period_elapsed(ice->playback_con_substream_ds[1]);
 468                         }
 469                         if (mtstat & VT1724_MULTI_PDMA3) {
 470                                 if (ice->playback_con_substream_ds[2])
 471                                         snd_pcm_period_elapsed(ice->playback_con_substream_ds[2]);
 472                         }
 473                         if (mtstat & VT1724_MULTI_PDMA4) {
 474                                 if (ice->playback_con_substream)
 475                                         snd_pcm_period_elapsed(ice->playback_con_substream);
 476                         }
 477                         if (mtstat & VT1724_MULTI_RDMA1) {
 478                                 if (ice->capture_con_substream)
 479                                         snd_pcm_period_elapsed(ice->capture_con_substream);
 480                         }
 481                         /* ack anyway to avoid freeze */
 482                         outb(mtstat, ICEMT1724(ice, IRQ));
 483                         /* ought to really handle this properly */
 484                         if (mtstat & VT1724_MULTI_FIFO_ERR) {
 485                                 unsigned char fstat = inb(ICEMT1724(ice, DMA_FIFO_ERR));
 486                                 outb(fstat, ICEMT1724(ice, DMA_FIFO_ERR));
 487                                 outb(VT1724_MULTI_FIFO_ERR | inb(ICEMT1724(ice, DMA_INT_MASK)), ICEMT1724(ice, DMA_INT_MASK));
 488                                 /* If I don't do this, I get machine lockup due to continual interrupts */
 489                         }
 490
 491                 }
 492         }
 493         return IRQ_RETVAL(handled);
 494 }
 495
 496 /*
 497  *  PCM code - professional part (multitrack)
 498  */
 499
 500 static unsigned int rates[] = {
 501         8000, 9600, 11025, 12000, 16000, 22050, 24000,
 502         32000, 44100, 48000, 64000, 88200, 96000,
 503         176400, 192000,
 504 };
 505
 506 static struct snd_pcm_hw_constraint_list hw_constraints_rates_96 = {
 507         .count = ARRAY_SIZE(rates) - 2, /* up to 96000 */
 508         .list = rates,
 509         .mask = 0,
 510 };
 511
 512 static struct snd_pcm_hw_constraint_list hw_constraints_rates_48 = {
 513         .count = ARRAY_SIZE(rates) - 5, /* up to 48000 */
 514         .list = rates,
 515         .mask = 0,
 516 };
 517
 518 static struct snd_pcm_hw_constraint_list hw_constraints_rates_192 = {
 519         .count = ARRAY_SIZE(rates),
 520         .list = rates,
 521         .mask = 0,
 522 };
 523
 524 struct vt1724_pcm_reg {
 525         unsigned int addr;      /* ADDR register offset */
 526         unsigned int size;      /* SIZE register offset */
 527         unsigned int count;     /* COUNT register offset */
 528         unsigned int start;     /* start & pause bit */
 529 };
 530
 531 static int snd_vt1724_pcm_trigger(struct snd_pcm_substream *substream, int cmd)
 532 {
 533         struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
 534         unsigned char what;
 535         unsigned char old;
 536         struct snd_pcm_substream *s;
 537
 538         what = 0;
 539         snd_pcm_group_for_each_entry(s, substream) {
 540                 if (snd_pcm_substream_chip(s) == ice) {
 541                         const struct vt1724_pcm_reg *reg;
 542                         reg = s->runtime->private_data;
 543                         what |= reg->start;
 544                         snd_pcm_trigger_done(s, substream);
 545                 }
 546         }
 547
 548         switch (cmd) {
 549         case SNDRV_PCM_TRIGGER_PAUSE_PUSH:
 550         case SNDRV_PCM_TRIGGER_PAUSE_RELEASE:
 551                 spin_lock(&ice->reg_lock);
 552                 old = inb(ICEMT1724(ice, DMA_PAUSE));
 553                 if (cmd == SNDRV_PCM_TRIGGER_PAUSE_PUSH)
 554                         old |= what;
 555                 else
 556                         old &= ~what;
 557                 outb(old, ICEMT1724(ice, DMA_PAUSE));
 558                 spin_unlock(&ice->reg_lock);
 559                 break;
 560
 561         case SNDRV_PCM_TRIGGER_START:
 562         case SNDRV_PCM_TRIGGER_STOP:
 563         case SNDRV_PCM_TRIGGER_SUSPEND:
 564                 spin_lock(&ice->reg_lock);
 565                 old = inb(ICEMT1724(ice, DMA_CONTROL));
 566                 if (cmd == SNDRV_PCM_TRIGGER_START)
 567                         old |= what;
 568                 else
 569                         old &= ~what;
 570                 outb(old, ICEMT1724(ice, DMA_CONTROL));
 571                 spin_unlock(&ice->reg_lock);
 572                 break;
 573
 574         case SNDRV_PCM_TRIGGER_RESUME:
 575                 /* apps will have to restart stream */
 576                 break;
 577
 578         default:
 579                 return -EINVAL;
 580         }
 581         return 0;
 582 }
 583
 584 /*
 585  */
 586
 587 #define DMA_STARTS      (VT1724_RDMA0_START|VT1724_PDMA0_START|VT1724_RDMA1_START|\
 588         VT1724_PDMA1_START|VT1724_PDMA2_START|VT1724_PDMA3_START|VT1724_PDMA4_START)
 589 #define DMA_PAUSES      (VT1724_RDMA0_PAUSE|VT1724_PDMA0_PAUSE|VT1724_RDMA1_PAUSE|\
 590         VT1724_PDMA1_PAUSE|VT1724_PDMA2_PAUSE|VT1724_PDMA3_PAUSE|VT1724_PDMA4_PAUSE)
 591
 592 static const unsigned int stdclock_rate_list[16] = {
 593         48000, 24000, 12000, 9600, 32000, 16000, 8000, 96000, 44100,
 594         22050, 11025, 88200, 176400, 0, 192000, 64000
 595 };
 596
 597 static unsigned int stdclock_get_rate(struct snd_ice1712 *ice)
 598 {
 599         unsigned int rate;
 600         rate = stdclock_rate_list[inb(ICEMT1724(ice, RATE)) & 15];
 601         return rate;
 602 }
 603
 604 static void stdclock_set_rate(struct snd_ice1712 *ice, unsigned int rate)
 605 {
 606         int i;
 607         for (i = 0; i < ARRAY_SIZE(stdclock_rate_list); i++) {
 608                 if (stdclock_rate_list[i] == rate) {
 609                         outb(i, ICEMT1724(ice, RATE));
 610                         return;
 611                 }
 612         }
 613 }
 614
 615 static unsigned char stdclock_set_mclk(struct snd_ice1712 *ice,
 616                                        unsigned int rate)
 617 {
 618         unsigned char val, old;
 619         /* check MT02 */
 620         if (ice->eeprom.data[ICE_EEP2_ACLINK] & VT1724_CFG_PRO_I2S) {
 621                 val = old = inb(ICEMT1724(ice, I2S_FORMAT));
 622                 if (rate > 96000)
 623                         val |= VT1724_MT_I2S_MCLK_128X; /* 128x MCLK */
 624                 else
 625                         val &= ~VT1724_MT_I2S_MCLK_128X; /* 256x MCLK */
 626                 if (val != old) {
 627                         outb(val, ICEMT1724(ice, I2S_FORMAT));
 628                         /* master clock changed */
 629                         return 1;
 630                 }
 631         }
 632         /* no change in master clock */
 633         return 0;
 634 }
 635
 636 static int snd_vt1724_set_pro_rate(struct snd_ice1712 *ice, unsigned int rate,
 637                                     int force)
 638 {
 639         unsigned long flags;
 640         unsigned char mclk_change;
 641         unsigned int i, old_rate;
 642
 643         if (rate > ice->hw_rates->list[ice->hw_rates->count - 1])
 644                 return -EINVAL;
 645
 646         spin_lock_irqsave(&ice->reg_lock, flags);
 647         if ((inb(ICEMT1724(ice, DMA_CONTROL)) & DMA_STARTS) ||
 648             (inb(ICEMT1724(ice, DMA_PAUSE)) & DMA_PAUSES)) {
 649                 /* running? we cannot change the rate now... */
 650                 spin_unlock_irqrestore(&ice->reg_lock, flags);
 651                 return -EBUSY;
 652         }
 653         if (!force && is_pro_rate_locked(ice)) {
 654                 spin_unlock_irqrestore(&ice->reg_lock, flags);
 655                 return (rate == ice->cur_rate) ? 0 : -EBUSY;
 656         }
 657
 658         old_rate = ice->get_rate(ice);
 659         if (force || (old_rate != rate))
 660                 ice->set_rate(ice, rate);
 661         else if (rate == ice->cur_rate) {
 662                 spin_unlock_irqrestore(&ice->reg_lock, flags);
 663                 return 0;
 664         }
 665
 666         ice->cur_rate = rate;
 667
 668         /* setting master clock */
 669         mclk_change = ice->set_mclk(ice, rate);
 670
 671         spin_unlock_irqrestore(&ice->reg_lock, flags);
 672
 673         if (mclk_change && ice->gpio.i2s_mclk_changed)
 674                 ice->gpio.i2s_mclk_changed(ice);
 675         if (ice->gpio.set_pro_rate)
 676                 ice->gpio.set_pro_rate(ice, rate);
 677
 678         /* set up codecs */
 679         for (i = 0; i < ice->akm_codecs; i++) {
 680                 if (ice->akm[i].ops.set_rate_val)
 681                         ice->akm[i].ops.set_rate_val(&ice->akm[i], rate);
 682         }
 683         if (ice->spdif.ops.setup_rate)
 684                 ice->spdif.ops.setup_rate(ice, rate);
 685
 686         return 0;
 687 }
 688
 689 static int snd_vt1724_pcm_hw_params(struct snd_pcm_substream *substream,
 690                                     struct snd_pcm_hw_params *hw_params)
 691 {
 692         struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
 693         int i, chs, err;
 694
 695         chs = params_channels(hw_params);
 696         mutex_lock(&ice->open_mutex);
 697         /* mark surround channels */
 698         if (substream == ice->playback_pro_substream) {
 699                 /* PDMA0 can be multi-channel up to 8 */
 700                 chs = chs / 2 - 1;
 701                 for (i = 0; i < chs; i++) {
 702                         if (ice->pcm_reserved[i] &&
 703                             ice->pcm_reserved[i] != substream) {
 704                                 mutex_unlock(&ice->open_mutex);
 705                                 return -EBUSY;
 706                         }
 707                         ice->pcm_reserved[i] = substream;
 708                 }
 709                 for (; i < 3; i++) {
 710                         if (ice->pcm_reserved[i] == substream)
 711                                 ice->pcm_reserved[i] = NULL;
 712                 }
 713         } else {
 714                 for (i = 0; i < 3; i++) {
 715                         /* check individual playback stream */
 716                         if (ice->playback_con_substream_ds[i] == substream) {
 717                                 if (ice->pcm_reserved[i] &&
 718                                     ice->pcm_reserved[i] != substream) {
 719                                         mutex_unlock(&ice->open_mutex);
 720                                         return -EBUSY;
 721                                 }
 722                                 ice->pcm_reserved[i] = substream;
 723                                 break;
 724                         }
 725                 }
 726         }
 727         mutex_unlock(&ice->open_mutex);
 728
 729         err = snd_vt1724_set_pro_rate(ice, params_rate(hw_params), 0);
 730         if (err < 0)
 731                 return err;
 732
 733         return snd_pcm_lib_malloc_pages(substream, params_buffer_bytes(hw_params));
 734 }
 735
 736 static int snd_vt1724_pcm_hw_free(struct snd_pcm_substream *substream)
 737 {
 738         struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
 739         int i;
 740
 741         mutex_lock(&ice->open_mutex);
 742         /* unmark surround channels */
 743         for (i = 0; i < 3; i++)
 744                 if (ice->pcm_reserved[i] == substream)
 745                         ice->pcm_reserved[i] = NULL;
 746         mutex_unlock(&ice->open_mutex);
 747         return snd_pcm_lib_free_pages(substream);
 748 }
 749
 750 static int snd_vt1724_playback_pro_prepare(struct snd_pcm_substream *substream)
 751 {
 752         struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
 753         unsigned char val;
 754         unsigned int size;
 755
 756         spin_lock_irq(&ice->reg_lock);
 757         val = (8 - substream->runtime->channels) >> 1;
 758         outb(val, ICEMT1724(ice, BURST));
 759
 760         outl(substream->runtime->dma_addr, ICEMT1724(ice, PLAYBACK_ADDR));
 761
 762         size = (snd_pcm_lib_buffer_bytes(substream) >> 2) - 1;
 763         /* outl(size, ICEMT1724(ice, PLAYBACK_SIZE)); */
 764         outw(size, ICEMT1724(ice, PLAYBACK_SIZE));
 765         outb(size >> 16, ICEMT1724(ice, PLAYBACK_SIZE) + 2);
 766         size = (snd_pcm_lib_period_bytes(substream) >> 2) - 1;
 767         /* outl(size, ICEMT1724(ice, PLAYBACK_COUNT)); */
 768         outw(size, ICEMT1724(ice, PLAYBACK_COUNT));
 769         outb(size >> 16, ICEMT1724(ice, PLAYBACK_COUNT) + 2);
 770
 771         spin_unlock_irq(&ice->reg_lock);
 772
 773         /*
 774         printk(KERN_DEBUG "pro prepare: ch = %d, addr = 0x%x, "
 775                "buffer = 0x%x, period = 0x%x\n",
 776                substream->runtime->channels,
 777                (unsigned int)substream->runtime->dma_addr,
 778                snd_pcm_lib_buffer_bytes(substream),
 779                snd_pcm_lib_period_bytes(substream));
 780         */
 781         return 0;
 782 }
 783
 784 static snd_pcm_uframes_t snd_vt1724_playback_pro_pointer(struct snd_pcm_substream *substream)
 785 {
 786         struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
 787         size_t ptr;
 788
 789         if (!(inl(ICEMT1724(ice, DMA_CONTROL)) & VT1724_PDMA0_START))
 790                 return 0;
 791 #if 0 /* read PLAYBACK_ADDR */
 792         ptr = inl(ICEMT1724(ice, PLAYBACK_ADDR));
 793         if (ptr < substream->runtime->dma_addr) {
 794                 snd_printd("ice1724: invalid negative ptr\n");
 795                 return 0;
 796         }
 797         ptr -= substream->runtime->dma_addr;
 798         ptr = bytes_to_frames(substream->runtime, ptr);
 799         if (ptr >= substream->runtime->buffer_size) {
 800                 snd_printd("ice1724: invalid ptr %d (size=%d)\n",
 801                            (int)ptr, (int)substream->runtime->period_size);
 802                 return 0;
 803         }
 804 #else /* read PLAYBACK_SIZE */
 805         ptr = inl(ICEMT1724(ice, PLAYBACK_SIZE)) & 0xffffff;
 806         ptr = (ptr + 1) << 2;
 807         ptr = bytes_to_frames(substream->runtime, ptr);
 808         if (!ptr)
 809                 ;
 810         else if (ptr <= substream->runtime->buffer_size)
 811                 ptr = substream->runtime->buffer_size - ptr;
 812         else {
 813                 snd_printd("ice1724: invalid ptr %d (size=%d)\n",
 814                            (int)ptr, (int)substream->runtime->buffer_size);
 815                 ptr = 0;
 816         }
 817 #endif
 818         return ptr;
 819 }
 820
 821 static int snd_vt1724_pcm_prepare(struct snd_pcm_substream *substream)
 822 {
 823         struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
 824         const struct vt1724_pcm_reg *reg = substream->runtime->private_data;
 825
 826         spin_lock_irq(&ice->reg_lock);
 827         outl(substream->runtime->dma_addr, ice->profi_port + reg->addr);
 828         outw((snd_pcm_lib_buffer_bytes(substream) >> 2) - 1,
 829              ice->profi_port + reg->size);
 830         outw((snd_pcm_lib_period_bytes(substream) >> 2) - 1,
 831              ice->profi_port + reg->count);
 832         spin_unlock_irq(&ice->reg_lock);
 833         return 0;
 834 }
 835
 836 static snd_pcm_uframes_t snd_vt1724_pcm_pointer(struct snd_pcm_substream *substream)
 837 {
 838         struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
 839         const struct vt1724_pcm_reg *reg = substream->runtime->private_data;
 840         size_t ptr;
 841
 842         if (!(inl(ICEMT1724(ice, DMA_CONTROL)) & reg->start))
 843                 return 0;
 844 #if 0 /* use ADDR register */
 845         ptr = inl(ice->profi_port + reg->addr);
 846         ptr -= substream->runtime->dma_addr;
 847         return bytes_to_frames(substream->runtime, ptr);
 848 #else /* use SIZE register */
 849         ptr = inw(ice->profi_port + reg->size);
 850         ptr = (ptr + 1) << 2;
 851         ptr = bytes_to_frames(substream->runtime, ptr);
 852         if (!ptr)
 853                 ;
 854         else if (ptr <= substream->runtime->buffer_size)
 855                 ptr = substream->runtime->buffer_size - ptr;
 856         else {
 857                 snd_printd("ice1724: invalid ptr %d (size=%d)\n",
 858                            (int)ptr, (int)substream->runtime->buffer_size);
 859                 ptr = 0;
 860         }
 861         return ptr;
 862 #endif
 863 }
 864
 865 static const struct vt1724_pcm_reg vt1724_pdma0_reg = {
 866         .addr = VT1724_MT_PLAYBACK_ADDR,
 867         .size = VT1724_MT_PLAYBACK_SIZE,
 868         .count = VT1724_MT_PLAYBACK_COUNT,
 869         .start = VT1724_PDMA0_START,
 870 };
 871
 872 static const struct vt1724_pcm_reg vt1724_pdma4_reg = {
 873         .addr = VT1724_MT_PDMA4_ADDR,
 874         .size = VT1724_MT_PDMA4_SIZE,
 875         .count = VT1724_MT_PDMA4_COUNT,
 876         .start = VT1724_PDMA4_START,
 877 };
 878
 879 static const struct vt1724_pcm_reg vt1724_rdma0_reg = {
 880         .addr = VT1724_MT_CAPTURE_ADDR,
 881         .size = VT1724_MT_CAPTURE_SIZE,
 882         .count = VT1724_MT_CAPTURE_COUNT,
 883         .start = VT1724_RDMA0_START,
 884 };
 885
 886 static const struct vt1724_pcm_reg vt1724_rdma1_reg = {
 887         .addr = VT1724_MT_RDMA1_ADDR,
 888         .size = VT1724_MT_RDMA1_SIZE,
 889         .count = VT1724_MT_RDMA1_COUNT,
 890         .start = VT1724_RDMA1_START,
 891 };
 892
 893 #define vt1724_playback_pro_reg vt1724_pdma0_reg
 894 #define vt1724_playback_spdif_reg vt1724_pdma4_reg
 895 #define vt1724_capture_pro_reg vt1724_rdma0_reg
 896 #define vt1724_capture_spdif_reg vt1724_rdma1_reg
 897
 898 static const struct snd_pcm_hardware snd_vt1724_playback_pro = {
 899         .info =                 (SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_INTERLEAVED |
 900                                  SNDRV_PCM_INFO_BLOCK_TRANSFER |
 901                                  SNDRV_PCM_INFO_MMAP_VALID |
 902                                  SNDRV_PCM_INFO_PAUSE | SNDRV_PCM_INFO_SYNC_START),
 903         .formats =              SNDRV_PCM_FMTBIT_S32_LE,
 904         .rates =                SNDRV_PCM_RATE_KNOT | SNDRV_PCM_RATE_8000_192000,
 905         .rate_min =             8000,
 906         .rate_max =             192000,
 907         .channels_min =         2,
 908         .channels_max =         8,
 909         .buffer_bytes_max =     (1UL << 21),    /* 19bits dword */
 910         .period_bytes_min =     8 * 4 * 2,      /* FIXME: constraints needed */
 911         .period_bytes_max =     (1UL << 21),
 912         .periods_min =          2,
 913         .periods_max =          1024,
 914 };
 915
 916 static const struct snd_pcm_hardware snd_vt1724_spdif = {
 917         .info =                 (SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_INTERLEAVED |
 918                                  SNDRV_PCM_INFO_BLOCK_TRANSFER |
 919                                  SNDRV_PCM_INFO_MMAP_VALID |
 920                                  SNDRV_PCM_INFO_PAUSE | SNDRV_PCM_INFO_SYNC_START),
 921         .formats =              SNDRV_PCM_FMTBIT_S32_LE,
 922         .rates =                (SNDRV_PCM_RATE_32000|SNDRV_PCM_RATE_44100|
 923                                  SNDRV_PCM_RATE_48000|SNDRV_PCM_RATE_88200|
 924                                  SNDRV_PCM_RATE_96000|SNDRV_PCM_RATE_176400|
 925                                  SNDRV_PCM_RATE_192000),
 926         .rate_min =             32000,
 927         .rate_max =             192000,
 928         .channels_min =         2,
 929         .channels_max =         2,
 930         .buffer_bytes_max =     (1UL << 18),    /* 16bits dword */
 931         .period_bytes_min =     2 * 4 * 2,
 932         .period_bytes_max =     (1UL << 18),
 933         .periods_min =          2,
 934         .periods_max =          1024,
 935 };
 936
 937 static const struct snd_pcm_hardware snd_vt1724_2ch_stereo = {
 938         .info =                 (SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_INTERLEAVED |
 939                                  SNDRV_PCM_INFO_BLOCK_TRANSFER |
 940                                  SNDRV_PCM_INFO_MMAP_VALID |
 941                                  SNDRV_PCM_INFO_PAUSE | SNDRV_PCM_INFO_SYNC_START),
 942         .formats =              SNDRV_PCM_FMTBIT_S32_LE,
 943         .rates =                SNDRV_PCM_RATE_KNOT | SNDRV_PCM_RATE_8000_192000,
 944         .rate_min =             8000,
 945         .rate_max =             192000,
 946         .channels_min =         2,
 947         .channels_max =         2,
 948         .buffer_bytes_max =     (1UL << 18),    /* 16bits dword */
 949         .period_bytes_min =     2 * 4 * 2,
 950         .period_bytes_max =     (1UL << 18),
 951         .periods_min =          2,
 952         .periods_max =          1024,
 953 };
 954
 955 /*
 956  * set rate constraints
 957  */
 958 static void set_std_hw_rates(struct snd_ice1712 *ice)
 959 {
 960         if (ice->eeprom.data[ICE_EEP2_ACLINK] & VT1724_CFG_PRO_I2S) {
 961                 /* I2S */
 962                 /* VT1720 doesn't support more than 96kHz */
 963                 if ((ice->eeprom.data[ICE_EEP2_I2S] & 0x08) && !ice->vt1720)
 964                         ice->hw_rates = &hw_constraints_rates_192;
 965                 else
 966                         ice->hw_rates = &hw_constraints_rates_96;
 967         } else {
 968                 /* ACLINK */
 969                 ice->hw_rates = &hw_constraints_rates_48;
 970         }
 971 }
 972
 973 static int set_rate_constraints(struct snd_ice1712 *ice,
 974                                 struct snd_pcm_substream *substream)
 975 {
 976         struct snd_pcm_runtime *runtime = substream->runtime;
 977
 978         runtime->hw.rate_min = ice->hw_rates->list[0];
 979         runtime->hw.rate_max = ice->hw_rates->list[ice->hw_rates->count - 1];
 980         runtime->hw.rates = SNDRV_PCM_RATE_KNOT;
 981         return snd_pcm_hw_constraint_list(runtime, 0,
 982                                           SNDRV_PCM_HW_PARAM_RATE,
 983                                           ice->hw_rates);
 984 }
 985
 986 /* multi-channel playback needs alignment 8x32bit regardless of the channels
 987  * actually used
 988  */
 989 #define VT1724_BUFFER_ALIGN     0x20
 990
 991 static int snd_vt1724_playback_pro_open(struct snd_pcm_substream *substream)
 992 {
 993         struct snd_pcm_runtime *runtime = substream->runtime;
 994         struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
 995         int chs, num_indeps;
 996
 997         runtime->private_data = (void *)&vt1724_playback_pro_reg;
 998         ice->playback_pro_substream = substream;
 999         runtime->hw = snd_vt1724_playback_pro;
1000         snd_pcm_set_sync(substream);
1001         snd_pcm_hw_constraint_msbits(runtime, 0, 32, 24);
1002         set_rate_constraints(ice, substream);
1003         mutex_lock(&ice->open_mutex);
1004         /* calculate the currently available channels */
1005         num_indeps = ice->num_total_dacs / 2 - 1;
1006         for (chs = 0; chs < num_indeps; chs++) {
1007                 if (ice->pcm_reserved[chs])
1008                         break;
1009         }
1010         chs = (chs + 1) * 2;
1011         runtime->hw.channels_max = chs;
1012         if (chs > 2) /* channels must be even */
1013                 snd_pcm_hw_constraint_step(runtime, 0, SNDRV_PCM_HW_PARAM_CHANNELS, 2);
1014         mutex_unlock(&ice->open_mutex);
1015         snd_pcm_hw_constraint_step(runtime, 0, SNDRV_PCM_HW_PARAM_PERIOD_BYTES,
1016                                    VT1724_BUFFER_ALIGN);
1017         snd_pcm_hw_constraint_step(runtime, 0, SNDRV_PCM_HW_PARAM_BUFFER_BYTES,
1018                                    VT1724_BUFFER_ALIGN);
1019         return 0;
1020 }
1021
1022 static int snd_vt1724_capture_pro_open(struct snd_pcm_substream *substream)
1023 {
1024         struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
1025         struct snd_pcm_runtime *runtime = substream->runtime;
1026
1027         runtime->private_data = (void *)&vt1724_capture_pro_reg;
1028         ice->capture_pro_substream = substream;
1029         runtime->hw = snd_vt1724_2ch_stereo;
1030         snd_pcm_set_sync(substream);
1031         snd_pcm_hw_constraint_msbits(runtime, 0, 32, 24);
1032         set_rate_constraints(ice, substream);
1033         snd_pcm_hw_constraint_step(runtime, 0, SNDRV_PCM_HW_PARAM_PERIOD_BYTES,
1034                                    VT1724_BUFFER_ALIGN);
1035         snd_pcm_hw_constraint_step(runtime, 0, SNDRV_PCM_HW_PARAM_BUFFER_BYTES,
1036                                    VT1724_BUFFER_ALIGN);
1037         return 0;
1038 }
1039
1040 static int snd_vt1724_playback_pro_close(struct snd_pcm_substream *substream)
1041 {
1042         struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
1043
1044         if (PRO_RATE_RESET)
1045                 snd_vt1724_set_pro_rate(ice, ice->pro_rate_default, 0);
1046         ice->playback_pro_substream = NULL;
1047
1048         return 0;
1049 }
1050
1051 static int snd_vt1724_capture_pro_close(struct snd_pcm_substream *substream)
1052 {
1053         struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
1054
1055         if (PRO_RATE_RESET)
1056                 snd_vt1724_set_pro_rate(ice, ice->pro_rate_default, 0);
1057         ice->capture_pro_substream = NULL;
1058         return 0;
1059 }
1060
1061 static struct snd_pcm_ops snd_vt1724_playback_pro_ops = {
1062         .open =         snd_vt1724_playback_pro_open,
1063         .close =        snd_vt1724_playback_pro_close,
1064         .ioctl =        snd_pcm_lib_ioctl,
1065         .hw_params =    snd_vt1724_pcm_hw_params,
1066         .hw_free =      snd_vt1724_pcm_hw_free,
1067         .prepare =      snd_vt1724_playback_pro_prepare,
1068         .trigger =      snd_vt1724_pcm_trigger,
1069         .pointer =      snd_vt1724_playback_pro_pointer,
1070 };
1071
1072 static struct snd_pcm_ops snd_vt1724_capture_pro_ops = {
1073         .open =         snd_vt1724_capture_pro_open,
1074         .close =        snd_vt1724_capture_pro_close,
1075         .ioctl =        snd_pcm_lib_ioctl,
1076         .hw_params =    snd_vt1724_pcm_hw_params,
1077         .hw_free =      snd_vt1724_pcm_hw_free,
1078         .prepare =      snd_vt1724_pcm_prepare,
1079         .trigger =      snd_vt1724_pcm_trigger,
1080         .pointer =      snd_vt1724_pcm_pointer,
1081 };
1082
1083 static int __devinit snd_vt1724_pcm_profi(struct snd_ice1712 *ice, int device)
1084 {
1085         struct snd_pcm *pcm;
1086         int err;
1087
1088         err = snd_pcm_new(ice->card, "ICE1724", device, 1, 1, &pcm);
1089         if (err < 0)
1090                 return err;
1091
1092         snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_PLAYBACK, &snd_vt1724_playback_pro_ops);
1093         snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_CAPTURE, &snd_vt1724_capture_pro_ops);
1094
1095         pcm->private_data = ice;
1096         pcm->info_flags = 0;
1097         strcpy(pcm->name, "ICE1724");
1098
1099         snd_pcm_lib_preallocate_pages_for_all(pcm, SNDRV_DMA_TYPE_DEV,
1100                                               snd_dma_pci_data(ice->pci),
1101                                               256*1024, 256*1024);
1102
1103         ice->pcm_pro = pcm;
1104
1105         return 0;
1106 }
1107
1108
1109 /*
1110  * SPDIF PCM
1111  */
1112
1113 /* update spdif control bits; call with reg_lock */
1114 static void update_spdif_bits(struct snd_ice1712 *ice, unsigned int val)
1115 {
1116         unsigned char cbit, disabled;
1117
1118         cbit = inb(ICEREG1724(ice, SPDIF_CFG));
1119         disabled = cbit & ~VT1724_CFG_SPDIF_OUT_EN;
1120         if (cbit != disabled)
1121                 outb(disabled, ICEREG1724(ice, SPDIF_CFG));
1122         outw(val, ICEMT1724(ice, SPDIF_CTRL));
1123         if (cbit != disabled)
1124                 outb(cbit, ICEREG1724(ice, SPDIF_CFG));
1125         outw(val, ICEMT1724(ice, SPDIF_CTRL));
1126 }
1127
1128 /* update SPDIF control bits according to the given rate */
1129 static void update_spdif_rate(struct snd_ice1712 *ice, unsigned int rate)
1130 {
1131         unsigned int val, nval;
1132         unsigned long flags;
1133
1134         spin_lock_irqsave(&ice->reg_lock, flags);
1135         nval = val = inw(ICEMT1724(ice, SPDIF_CTRL));
1136         nval &= ~(7 << 12);
1137         switch (rate) {
1138         case 44100: break;
1139         case 48000: nval |= 2 << 12; break;
1140         case 32000: nval |= 3 << 12; break;
1141         case 88200: nval |= 4 << 12; break;
1142         case 96000: nval |= 5 << 12; break;
1143         case 192000: nval |= 6 << 12; break;
1144         case 176400: nval |= 7 << 12; break;
1145         }
1146         if (val != nval)
1147                 update_spdif_bits(ice, nval);
1148         spin_unlock_irqrestore(&ice->reg_lock, flags);
1149 }
1150
1151 static int snd_vt1724_playback_spdif_prepare(struct snd_pcm_substream *substream)
1152 {
1153         struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
1154         if (!ice->force_pdma4)
1155                 update_spdif_rate(ice, substream->runtime->rate);
1156         return snd_vt1724_pcm_prepare(substream);
1157 }
1158
1159 static int snd_vt1724_playback_spdif_open(struct snd_pcm_substream *substream)
1160 {
1161         struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
1162         struct snd_pcm_runtime *runtime = substream->runtime;
1163
1164         runtime->private_data = (void *)&vt1724_playback_spdif_reg;
1165         ice->playback_con_substream = substream;
1166         if (ice->force_pdma4) {
1167                 runtime->hw = snd_vt1724_2ch_stereo;
1168                 set_rate_constraints(ice, substream);
1169         } else
1170                 runtime->hw = snd_vt1724_spdif;
1171         snd_pcm_set_sync(substream);
1172         snd_pcm_hw_constraint_msbits(runtime, 0, 32, 24);
1173         snd_pcm_hw_constraint_step(runtime, 0, SNDRV_PCM_HW_PARAM_PERIOD_BYTES,
1174                                    VT1724_BUFFER_ALIGN);
1175         snd_pcm_hw_constraint_step(runtime, 0, SNDRV_PCM_HW_PARAM_BUFFER_BYTES,
1176                                    VT1724_BUFFER_ALIGN);
1177         if (ice->spdif.ops.open)
1178                 ice->spdif.ops.open(ice, substream);
1179         return 0;
1180 }
1181
1182 static int snd_vt1724_playback_spdif_close(struct snd_pcm_substream *substream)
1183 {
1184         struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
1185
1186         if (PRO_RATE_RESET)
1187                 snd_vt1724_set_pro_rate(ice, ice->pro_rate_default, 0);
1188         ice->playback_con_substream = NULL;
1189         if (ice->spdif.ops.close)
1190                 ice->spdif.ops.close(ice, substream);
1191
1192         return 0;
1193 }
1194
1195 static int snd_vt1724_capture_spdif_open(struct snd_pcm_substream *substream)
1196 {
1197         struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
1198         struct snd_pcm_runtime *runtime = substream->runtime;
1199
1200         runtime->private_data = (void *)&vt1724_capture_spdif_reg;
1201         ice->capture_con_substream = substream;
1202         if (ice->force_rdma1) {
1203                 runtime->hw = snd_vt1724_2ch_stereo;
1204                 set_rate_constraints(ice, substream);
1205         } else
1206                 runtime->hw = snd_vt1724_spdif;
1207         snd_pcm_set_sync(substream);
1208         snd_pcm_hw_constraint_msbits(runtime, 0, 32, 24);
1209         snd_pcm_hw_constraint_step(runtime, 0, SNDRV_PCM_HW_PARAM_PERIOD_BYTES,
1210                                    VT1724_BUFFER_ALIGN);
1211         snd_pcm_hw_constraint_step(runtime, 0, SNDRV_PCM_HW_PARAM_BUFFER_BYTES,
1212                                    VT1724_BUFFER_ALIGN);
1213         if (ice->spdif.ops.open)
1214                 ice->spdif.ops.open(ice, substream);
1215         return 0;
1216 }
1217
1218 static int snd_vt1724_capture_spdif_close(struct snd_pcm_substream *substream)
1219 {
1220         struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
1221
1222         if (PRO_RATE_RESET)
1223                 snd_vt1724_set_pro_rate(ice, ice->pro_rate_default, 0);
1224         ice->capture_con_substream = NULL;
1225         if (ice->spdif.ops.close)
1226                 ice->spdif.ops.close(ice, substream);
1227
1228         return 0;
1229 }
1230
1231 static struct snd_pcm_ops snd_vt1724_playback_spdif_ops = {
1232         .open =         snd_vt1724_playback_spdif_open,
1233         .close =        snd_vt1724_playback_spdif_close,
1234         .ioctl =        snd_pcm_lib_ioctl,
1235         .hw_params =    snd_vt1724_pcm_hw_params,
1236         .hw_free =      snd_vt1724_pcm_hw_free,
1237         .prepare =      snd_vt1724_playback_spdif_prepare,
1238         .trigger =      snd_vt1724_pcm_trigger,
1239         .pointer =      snd_vt1724_pcm_pointer,
1240 };
1241
1242 static struct snd_pcm_ops snd_vt1724_capture_spdif_ops = {
1243         .open =         snd_vt1724_capture_spdif_open,
1244         .close =        snd_vt1724_capture_spdif_close,
1245         .ioctl =        snd_pcm_lib_ioctl,
1246         .hw_params =    snd_vt1724_pcm_hw_params,
1247         .hw_free =      snd_vt1724_pcm_hw_free,
1248         .prepare =      snd_vt1724_pcm_prepare,
1249         .trigger =      snd_vt1724_pcm_trigger,
1250         .pointer =      snd_vt1724_pcm_pointer,
1251 };
1252
1253
1254 static int __devinit snd_vt1724_pcm_spdif(struct snd_ice1712 *ice, int device)
1255 {
1256         char *name;
1257         struct snd_pcm *pcm;
1258         int play, capt;
1259         int err;
1260
1261         if (ice->force_pdma4 ||
1262             (ice->eeprom.data[ICE_EEP2_SPDIF] & VT1724_CFG_SPDIF_OUT_INT)) {
1263                 play = 1;
1264                 ice->has_spdif = 1;
1265         } else
1266                 play = 0;
1267         if (ice->force_rdma1 ||
1268             (ice->eeprom.data[ICE_EEP2_SPDIF] & VT1724_CFG_SPDIF_IN)) {
1269                 capt = 1;
1270                 ice->has_spdif = 1;
1271         } else
1272                 capt = 0;
1273         if (!play && !capt)
1274                 return 0; /* no spdif device */
1275
1276         if (ice->force_pdma4 || ice->force_rdma1)
1277                 name = "ICE1724 Secondary";
1278         else
1279                 name = "ICE1724 IEC958";
1280         err = snd_pcm_new(ice->card, name, device, play, capt, &pcm);
1281         if (err < 0)
1282                 return err;
1283
1284         if (play)
1285                 snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_PLAYBACK,
1286                                 &snd_vt1724_playback_spdif_ops);
1287         if (capt)
1288                 snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_CAPTURE,
1289                                 &snd_vt1724_capture_spdif_ops);
1290
1291         pcm->private_data = ice;
1292         pcm->info_flags = 0;
1293         strcpy(pcm->name, name);
1294
1295         snd_pcm_lib_preallocate_pages_for_all(pcm, SNDRV_DMA_TYPE_DEV,
1296                                               snd_dma_pci_data(ice->pci),
1297                                               64*1024, 64*1024);
1298
1299         ice->pcm = pcm;
1300
1301         return 0;
1302 }
1303
1304
1305 /*
1306  * independent surround PCMs
1307  */
1308
1309 static const struct vt1724_pcm_reg vt1724_playback_dma_regs[3] = {
1310         {
1311                 .addr = VT1724_MT_PDMA1_ADDR,
1312                 .size = VT1724_MT_PDMA1_SIZE,
1313                 .count = VT1724_MT_PDMA1_COUNT,
1314                 .start = VT1724_PDMA1_START,
1315         },
1316         {
1317                 .addr = VT1724_MT_PDMA2_ADDR,
1318                 .size = VT1724_MT_PDMA2_SIZE,
1319                 .count = VT1724_MT_PDMA2_COUNT,
1320                 .start = VT1724_PDMA2_START,
1321         },
1322         {
1323                 .addr = VT1724_MT_PDMA3_ADDR,
1324                 .size = VT1724_MT_PDMA3_SIZE,
1325                 .count = VT1724_MT_PDMA3_COUNT,
1326                 .start = VT1724_PDMA3_START,
1327         },
1328 };
1329
1330 static int snd_vt1724_playback_indep_prepare(struct snd_pcm_substream *substream)
1331 {
1332         struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
1333         unsigned char val;
1334
1335         spin_lock_irq(&ice->reg_lock);
1336         val = 3 - substream->number;
1337         if (inb(ICEMT1724(ice, BURST)) < val)
1338                 outb(val, ICEMT1724(ice, BURST));
1339         spin_unlock_irq(&ice->reg_lock);
1340         return snd_vt1724_pcm_prepare(substream);
1341 }
1342
1343 static int snd_vt1724_playback_indep_open(struct snd_pcm_substream *substream)
1344 {
1345         struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
1346         struct snd_pcm_runtime *runtime = substream->runtime;
1347
1348         mutex_lock(&ice->open_mutex);
1349         /* already used by PDMA0? */
1350         if (ice->pcm_reserved[substream->number]) {
1351                 mutex_unlock(&ice->open_mutex);
1352                 return -EBUSY; /* FIXME: should handle blocking mode properly */
1353         }
1354         mutex_unlock(&ice->open_mutex);
1355         runtime->private_data = (void *)&vt1724_playback_dma_regs[substream->number];
1356         ice->playback_con_substream_ds[substream->number] = substream;
1357         runtime->hw = snd_vt1724_2ch_stereo;
1358         snd_pcm_set_sync(substream);
1359         snd_pcm_hw_constraint_msbits(runtime, 0, 32, 24);
1360         set_rate_constraints(ice, substream);
1361         return 0;
1362 }
1363
1364 static int snd_vt1724_playback_indep_close(struct snd_pcm_substream *substream)
1365 {
1366         struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
1367
1368         if (PRO_RATE_RESET)
1369                 snd_vt1724_set_pro_rate(ice, ice->pro_rate_default, 0);
1370         ice->playback_con_substream_ds[substream->number] = NULL;
1371         ice->pcm_reserved[substream->number] = NULL;
1372
1373         return 0;
1374 }
1375
1376 static struct snd_pcm_ops snd_vt1724_playback_indep_ops = {
1377         .open =         snd_vt1724_playback_indep_open,
1378         .close =        snd_vt1724_playback_indep_close,
1379         .ioctl =        snd_pcm_lib_ioctl,
1380         .hw_params =    snd_vt1724_pcm_hw_params,
1381         .hw_free =      snd_vt1724_pcm_hw_free,
1382         .prepare =      snd_vt1724_playback_indep_prepare,
1383         .trigger =      snd_vt1724_pcm_trigger,
1384         .pointer =      snd_vt1724_pcm_pointer,
1385 };
1386
1387
1388 static int __devinit snd_vt1724_pcm_indep(struct snd_ice1712 *ice, int device)
1389 {
1390         struct snd_pcm *pcm;
1391         int play;
1392         int err;
1393
1394         play = ice->num_total_dacs / 2 - 1;
1395         if (play <= 0)
1396                 return 0;
1397
1398         err = snd_pcm_new(ice->card, "ICE1724 Surrounds", device, play, 0, &pcm);
1399         if (err < 0)
1400                 return err;
1401
1402         snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_PLAYBACK,
1403                         &snd_vt1724_playback_indep_ops);
1404
1405         pcm->private_data = ice;
1406         pcm->info_flags = 0;
1407         strcpy(pcm->name, "ICE1724 Surround PCM");
1408
1409         snd_pcm_lib_preallocate_pages_for_all(pcm, SNDRV_DMA_TYPE_DEV,
1410                                               snd_dma_pci_data(ice->pci),
1411                                               64*1024, 64*1024);
1412
1413         ice->pcm_ds = pcm;
1414
1415         return 0;
1416 }
1417
1418
1419 /*
1420  *  Mixer section
1421  */
1422
1423 static int __devinit snd_vt1724_ac97_mixer(struct snd_ice1712 *ice)
1424 {
1425         int err;
1426
1427         if (!(ice->eeprom.data[ICE_EEP2_ACLINK] & VT1724_CFG_PRO_I2S)) {
1428                 struct snd_ac97_bus *pbus;
1429                 struct snd_ac97_template ac97;
1430                 static struct snd_ac97_bus_ops ops = {
1431                         .write = snd_vt1724_ac97_write,
1432                         .read = snd_vt1724_ac97_read,
1433                 };
1434
1435                 /* cold reset */
1436                 outb(inb(ICEMT1724(ice, AC97_CMD)) | 0x80, ICEMT1724(ice, AC97_CMD));
1437                 mdelay(5); /* FIXME */
1438                 outb(inb(ICEMT1724(ice, AC97_CMD)) & ~0x80, ICEMT1724(ice, AC97_CMD));
1439
1440                 err = snd_ac97_bus(ice->card, 0, &ops, NULL, &pbus);
1441                 if (err < 0)
1442                         return err;
1443                 memset(&ac97, 0, sizeof(ac97));
1444                 ac97.private_data = ice;
1445                 err = snd_ac97_mixer(pbus, &ac97, &ice->ac97);
1446                 if (err < 0)
1447                         printk(KERN_WARNING "ice1712: cannot initialize pro ac97, skipped\n");
1448                 else
1449                         return 0;
1450         }
1451         /* I2S mixer only */
1452         strcat(ice->card->mixername, "ICE1724 - multitrack");
1453         return 0;
1454 }
1455
1456 /*
1457  *
1458  */
1459
1460 static inline unsigned int eeprom_triple(struct snd_ice1712 *ice, int idx)
1461 {
1462         return (unsigned int)ice->eeprom.data[idx] | \
1463                 ((unsigned int)ice->eeprom.data[idx + 1] << 8) | \
1464                 ((unsigned int)ice->eeprom.data[idx + 2] << 16);
1465 }
1466
1467 static void snd_vt1724_proc_read(struct snd_info_entry *entry,
1468                                  struct snd_info_buffer *buffer)
1469 {
1470         struct snd_ice1712 *ice = entry->private_data;
1471         unsigned int idx;
1472
1473         snd_iprintf(buffer, "%s\n\n", ice->card->longname);
1474         snd_iprintf(buffer, "EEPROM:\n");
1475
1476         snd_iprintf(buffer, "  Subvendor        : 0x%x\n", ice->eeprom.subvendor);
1477         snd_iprintf(buffer, "  Size             : %i bytes\n", ice->eeprom.size);
1478         snd_iprintf(buffer, "  Version          : %i\n", ice->eeprom.version);
1479         snd_iprintf(buffer, "  System Config    : 0x%x\n",
1480                     ice->eeprom.data[ICE_EEP2_SYSCONF]);
1481         snd_iprintf(buffer, "  ACLink           : 0x%x\n",
1482                     ice->eeprom.data[ICE_EEP2_ACLINK]);
1483         snd_iprintf(buffer, "  I2S              : 0x%x\n",
1484                     ice->eeprom.data[ICE_EEP2_I2S]);
1485         snd_iprintf(buffer, "  S/PDIF           : 0x%x\n",
1486                     ice->eeprom.data[ICE_EEP2_SPDIF]);
1487         snd_iprintf(buffer, "  GPIO direction   : 0x%x\n",
1488                     ice->eeprom.gpiodir);
1489         snd_iprintf(buffer, "  GPIO mask        : 0x%x\n",
1490                     ice->eeprom.gpiomask);
1491         snd_iprintf(buffer, "  GPIO state       : 0x%x\n",
1492                     ice->eeprom.gpiostate);
1493         for (idx = 0x12; idx < ice->eeprom.size; idx++)
1494                 snd_iprintf(buffer, "  Extra #%02i        : 0x%x\n",
1495                             idx, ice->eeprom.data[idx]);
1496
1497         snd_iprintf(buffer, "\nRegisters:\n");
1498
1499         snd_iprintf(buffer, "  PSDOUT03 : 0x%08x\n",
1500                     (unsigned)inl(ICEMT1724(ice, ROUTE_PLAYBACK)));
1501         for (idx = 0x0; idx < 0x20 ; idx++)
1502                 snd_iprintf(buffer, "  CCS%02x    : 0x%02x\n",
1503                             idx, inb(ice->port+idx));
1504         for (idx = 0x0; idx < 0x30 ; idx++)
1505                 snd_iprintf(buffer, "  MT%02x     : 0x%02x\n",
1506                             idx, inb(ice->profi_port+idx));
1507 }
1508
1509 static void __devinit snd_vt1724_proc_init(struct snd_ice1712 *ice)
1510 {
1511         struct snd_info_entry *entry;
1512
1513         if (!snd_card_proc_new(ice->card, "ice1724", &entry))
1514                 snd_info_set_text_ops(entry, ice, snd_vt1724_proc_read);
1515 }
1516
1517 /*
1518  *
1519  */
1520
1521 static int snd_vt1724_eeprom_info(struct snd_kcontrol *kcontrol,
1522                                   struct snd_ctl_elem_info *uinfo)
1523 {
1524         uinfo->type = SNDRV_CTL_ELEM_TYPE_BYTES;
1525         uinfo->count = sizeof(struct snd_ice1712_eeprom);
1526         return 0;
1527 }
1528
1529 static int snd_vt1724_eeprom_get(struct snd_kcontrol *kcontrol,
1530                                  struct snd_ctl_elem_value *ucontrol)
1531 {
1532         struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
1533
1534         memcpy(ucontrol->value.bytes.data, &ice->eeprom, sizeof(ice->eeprom));
1535         return 0;
1536 }
1537
1538 static struct snd_kcontrol_new snd_vt1724_eeprom __devinitdata = {
1539         .iface = SNDRV_CTL_ELEM_IFACE_CARD,
1540         .name = "ICE1724 EEPROM",
1541         .access = SNDRV_CTL_ELEM_ACCESS_READ,
1542         .info = snd_vt1724_eeprom_info,
1543         .get = snd_vt1724_eeprom_get
1544 };
1545
1546 /*
1547  */
1548 static int snd_vt1724_spdif_info(struct snd_kcontrol *kcontrol,
1549                                  struct snd_ctl_elem_info *uinfo)
1550 {
1551         uinfo->type = SNDRV_CTL_ELEM_TYPE_IEC958;
1552         uinfo->count = 1;
1553         return 0;
1554 }
1555
1556 static unsigned int encode_spdif_bits(struct snd_aes_iec958 *diga)
1557 {
1558         unsigned int val, rbits;
1559
1560         val = diga->status[0] & 0x03; /* professional, non-audio */
1561         if (val & 0x01) {
1562                 /* professional */
1563                 if ((diga->status[0] & IEC958_AES0_PRO_EMPHASIS) ==
1564                     IEC958_AES0_PRO_EMPHASIS_5015)
1565                         val |= 1U << 3;
1566                 rbits = (diga->status[4] >> 3) & 0x0f;
1567                 if (rbits) {
1568                         switch (rbits) {
1569                         case 2: val |= 5 << 12; break; /* 96k */
1570                         case 3: val |= 6 << 12; break; /* 192k */
1571                         case 10: val |= 4 << 12; break; /* 88.2k */
1572                         case 11: val |= 7 << 12; break; /* 176.4k */
1573                         }
1574                 } else {
1575                         switch (diga->status[0] & IEC958_AES0_PRO_FS) {
1576                         case IEC958_AES0_PRO_FS_44100:
1577                                 break;
1578                         case IEC958_AES0_PRO_FS_32000:
1579                                 val |= 3U << 12;
1580                                 break;
1581                         default:
1582                                 val |= 2U << 12;
1583                                 break;
1584                         }
1585                 }
1586         } else {
1587                 /* consumer */
1588                 val |= diga->status[1] & 0x04; /* copyright */
1589                 if ((diga->status[0] & IEC958_AES0_CON_EMPHASIS) ==
1590                     IEC958_AES0_CON_EMPHASIS_5015)
1591                         val |= 1U << 3;
1592                 val |= (unsigned int)(diga->status[1] & 0x3f) << 4; /* category */
1593                 val |= (unsigned int)(diga->status[3] & IEC958_AES3_CON_FS) << 12; /* fs */
1594         }
1595         return val;
1596 }
1597
1598 static void decode_spdif_bits(struct snd_aes_iec958 *diga, unsigned int val)
1599 {
1600         memset(diga->status, 0, sizeof(diga->status));
1601         diga->status[0] = val & 0x03; /* professional, non-audio */
1602         if (val & 0x01) {
1603                 /* professional */
1604                 if (val & (1U << 3))
1605                         diga->status[0] |= IEC958_AES0_PRO_EMPHASIS_5015;
1606                 switch ((val >> 12) & 0x7) {
1607                 case 0:
1608                         break;
1609                 case 2:
1610                         diga->status[0] |= IEC958_AES0_PRO_FS_32000;
1611                         break;
1612                 default:
1613                         diga->status[0] |= IEC958_AES0_PRO_FS_48000;
1614                         break;
1615                 }
1616         } else {
1617                 /* consumer */
1618                 diga->status[0] |= val & (1U << 2); /* copyright */
1619                 if (val & (1U << 3))
1620                         diga->status[0] |= IEC958_AES0_CON_EMPHASIS_5015;
1621                 diga->status[1] |= (val >> 4) & 0x3f; /* category */
1622                 diga->status[3] |= (val >> 12) & 0x07; /* fs */
1623         }
1624 }
1625
1626 static int snd_vt1724_spdif_default_get(struct snd_kcontrol *kcontrol,
1627                                         struct snd_ctl_elem_value *ucontrol)
1628 {
1629         struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
1630         unsigned int val;
1631         val = inw(ICEMT1724(ice, SPDIF_CTRL));
1632         decode_spdif_bits(&ucontrol->value.iec958, val);
1633         return 0;
1634 }
1635
1636 static int snd_vt1724_spdif_default_put(struct snd_kcontrol *kcontrol,
1637                                          struct snd_ctl_elem_value *ucontrol)
1638 {
1639         struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
1640         unsigned int val, old;
1641
1642         val = encode_spdif_bits(&ucontrol->value.iec958);
1643         spin_lock_irq(&ice->reg_lock);
1644         old = inw(ICEMT1724(ice, SPDIF_CTRL));
1645         if (val != old)
1646                 update_spdif_bits(ice, val);
1647         spin_unlock_irq(&ice->reg_lock);
1648         return val != old;
1649 }
1650
1651 static struct snd_kcontrol_new snd_vt1724_spdif_default __devinitdata =
1652 {
1653         .iface =        SNDRV_CTL_ELEM_IFACE_PCM,
1654         .name =         SNDRV_CTL_NAME_IEC958("", PLAYBACK, DEFAULT),
1655         .info =         snd_vt1724_spdif_info,
1656         .get =          snd_vt1724_spdif_default_get,
1657         .put =          snd_vt1724_spdif_default_put
1658 };
1659
1660 static int snd_vt1724_spdif_maskc_get(struct snd_kcontrol *kcontrol,
1661                                        struct snd_ctl_elem_value *ucontrol)
1662 {
1663         ucontrol->value.iec958.status[0] = IEC958_AES0_NONAUDIO |
1664                                                      IEC958_AES0_PROFESSIONAL |
1665                                                      IEC958_AES0_CON_NOT_COPYRIGHT |
1666                                                      IEC958_AES0_CON_EMPHASIS;
1667         ucontrol->value.iec958.status[1] = IEC958_AES1_CON_ORIGINAL |
1668                                                      IEC958_AES1_CON_CATEGORY;
1669         ucontrol->value.iec958.status[3] = IEC958_AES3_CON_FS;
1670         return 0;
1671 }
1672
1673 static int snd_vt1724_spdif_maskp_get(struct snd_kcontrol *kcontrol,
1674                                        struct snd_ctl_elem_value *ucontrol)
1675 {
1676         ucontrol->value.iec958.status[0] = IEC958_AES0_NONAUDIO |
1677                                                      IEC958_AES0_PROFESSIONAL |
1678                                                      IEC958_AES0_PRO_FS |
1679                                                      IEC958_AES0_PRO_EMPHASIS;
1680         return 0;
1681 }
1682
1683 static struct snd_kcontrol_new snd_vt1724_spdif_maskc __devinitdata =
1684 {
1685         .access =       SNDRV_CTL_ELEM_ACCESS_READ,
1686         .iface =        SNDRV_CTL_ELEM_IFACE_PCM,
1687         .name =         SNDRV_CTL_NAME_IEC958("", PLAYBACK, CON_MASK),
1688         .info =         snd_vt1724_spdif_info,
1689         .get =          snd_vt1724_spdif_maskc_get,
1690 };
1691
1692 static struct snd_kcontrol_new snd_vt1724_spdif_maskp __devinitdata =
1693 {
1694         .access =       SNDRV_CTL_ELEM_ACCESS_READ,
1695         .iface =        SNDRV_CTL_ELEM_IFACE_PCM,
1696         .name =         SNDRV_CTL_NAME_IEC958("", PLAYBACK, PRO_MASK),
1697         .info =         snd_vt1724_spdif_info,
1698         .get =          snd_vt1724_spdif_maskp_get,
1699 };
1700
1701 #define snd_vt1724_spdif_sw_info                snd_ctl_boolean_mono_info
1702
1703 static int snd_vt1724_spdif_sw_get(struct snd_kcontrol *kcontrol,
1704                                    struct snd_ctl_elem_value *ucontrol)
1705 {
1706         struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
1707         ucontrol->value.integer.value[0] = inb(ICEREG1724(ice, SPDIF_CFG)) &
1708                 VT1724_CFG_SPDIF_OUT_EN ? 1 : 0;
1709         return 0;
1710 }
1711
1712 static int snd_vt1724_spdif_sw_put(struct snd_kcontrol *kcontrol,
1713                                    struct snd_ctl_elem_value *ucontrol)
1714 {
1715         struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
1716         unsigned char old, val;
1717
1718         spin_lock_irq(&ice->reg_lock);
1719         old = val = inb(ICEREG1724(ice, SPDIF_CFG));
1720         val &= ~VT1724_CFG_SPDIF_OUT_EN;
1721         if (ucontrol->value.integer.value[0])
1722                 val |= VT1724_CFG_SPDIF_OUT_EN;
1723         if (old != val)
1724                 outb(val, ICEREG1724(ice, SPDIF_CFG));
1725         spin_unlock_irq(&ice->reg_lock);
1726         return old != val;
1727 }
1728
1729 static struct snd_kcontrol_new snd_vt1724_spdif_switch __devinitdata =
1730 {
1731         .iface =        SNDRV_CTL_ELEM_IFACE_MIXER,
1732         /* FIXME: the following conflict with IEC958 Playback Route */
1733         /* .name =         SNDRV_CTL_NAME_IEC958("", PLAYBACK, SWITCH), */
1734         .name =         SNDRV_CTL_NAME_IEC958("Output ", NONE, SWITCH),
1735         .info =         snd_vt1724_spdif_sw_info,
1736         .get =          snd_vt1724_spdif_sw_get,
1737         .put =          snd_vt1724_spdif_sw_put
1738 };
1739
1740
1741 #if 0 /* NOT USED YET */
1742 /*
1743  * GPIO access from extern
1744  */
1745
1746 #define snd_vt1724_gpio_info            snd_ctl_boolean_mono_info
1747
1748 int snd_vt1724_gpio_get(struct snd_kcontrol *kcontrol,
1749                         struct snd_ctl_elem_value *ucontrol)
1750 {
1751         struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
1752         int shift = kcontrol->private_value & 0xff;
1753         int invert = (kcontrol->private_value & (1<<24)) ? 1 : 0;
1754
1755         snd_ice1712_save_gpio_status(ice);
1756         ucontrol->value.integer.value[0] =
1757                 (snd_ice1712_gpio_read(ice) & (1 << shift) ? 1 : 0) ^ invert;
1758         snd_ice1712_restore_gpio_status(ice);
1759         return 0;
1760 }
1761
1762 int snd_ice1712_gpio_put(struct snd_kcontrol *kcontrol,
1763                          struct snd_ctl_elem_value *ucontrol)
1764 {
1765         struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
1766         int shift = kcontrol->private_value & 0xff;
1767         int invert = (kcontrol->private_value & (1<<24)) ? mask : 0;
1768         unsigned int val, nval;
1769
1770         if (kcontrol->private_value & (1 << 31))
1771                 return -EPERM;
1772         nval = (ucontrol->value.integer.value[0] ? (1 << shift) : 0) ^ invert;
1773         snd_ice1712_save_gpio_status(ice);
1774         val = snd_ice1712_gpio_read(ice);
1775         nval |= val & ~(1 << shift);
1776         if (val != nval)
1777                 snd_ice1712_gpio_write(ice, nval);
1778         snd_ice1712_restore_gpio_status(ice);
1779         return val != nval;
1780 }
1781 #endif /* NOT USED YET */
1782
1783 /*
1784  *  rate
1785  */
1786 static int snd_vt1724_pro_internal_clock_info(struct snd_kcontrol *kcontrol,
1787                                               struct snd_ctl_elem_info *uinfo)
1788 {
1789         struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
1790
1791         uinfo->type = SNDRV_CTL_ELEM_TYPE_ENUMERATED;
1792         uinfo->count = 1;
1793         uinfo->value.enumerated.items = ice->hw_rates->count + 1;
1794         if (uinfo->value.enumerated.item >= uinfo->value.enumerated.items)
1795                 uinfo->value.enumerated.item = uinfo->value.enumerated.items - 1;
1796         if (uinfo->value.enumerated.item == uinfo->value.enumerated.items - 1)
1797                 strcpy(uinfo->value.enumerated.name, "IEC958 Input");
1798         else
1799                 sprintf(uinfo->value.enumerated.name, "%d",
1800                         ice->hw_rates->list[uinfo->value.enumerated.item]);
1801         return 0;
1802 }
1803
1804 static int snd_vt1724_pro_internal_clock_get(struct snd_kcontrol *kcontrol,
1805                                              struct snd_ctl_elem_value *ucontrol)
1806 {
1807         struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
1808         unsigned int i, rate;
1809
1810         spin_lock_irq(&ice->reg_lock);
1811         if (ice->is_spdif_master(ice)) {
1812                 ucontrol->value.enumerated.item[0] = ice->hw_rates->count;
1813         } else {
1814                 rate = ice->get_rate(ice);
1815                 ucontrol->value.enumerated.item[0] = 0;
1816                 for (i = 0; i < ice->hw_rates->count; i++) {
1817                         if (ice->hw_rates->list[i] == rate) {
1818                                 ucontrol->value.enumerated.item[0] = i;
1819                                 break;
1820                         }
1821                 }
1822         }
1823         spin_unlock_irq(&ice->reg_lock);
1824         return 0;
1825 }
1826
1827 /* setting clock to external - SPDIF */
1828 static void stdclock_set_spdif_clock(struct snd_ice1712 *ice)
1829 {
1830         unsigned char oval;
1831         unsigned char i2s_oval;
1832         oval = inb(ICEMT1724(ice, RATE));
1833         outb(oval | VT1724_SPDIF_MASTER, ICEMT1724(ice, RATE));
1834         /* setting 256fs */
1835         i2s_oval = inb(ICEMT1724(ice, I2S_FORMAT));
1836         outb(i2s_oval & ~VT1724_MT_I2S_MCLK_128X, ICEMT1724(ice, I2S_FORMAT));
1837 }
1838
1839 static int snd_vt1724_pro_internal_clock_put(struct snd_kcontrol *kcontrol,
1840                                              struct snd_ctl_elem_value *ucontrol)
1841 {
1842         struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
1843         unsigned int old_rate, new_rate;
1844         unsigned int item = ucontrol->value.enumerated.item[0];
1845         unsigned int spdif = ice->hw_rates->count;
1846
1847         if (item > spdif)
1848                 return -EINVAL;
1849
1850         spin_lock_irq(&ice->reg_lock);
1851         if (ice->is_spdif_master(ice))
1852                 old_rate = 0;
1853         else
1854                 old_rate = ice->get_rate(ice);
1855         if (item == spdif) {
1856                 /* switching to external clock via SPDIF */
1857                 ice->set_spdif_clock(ice);
1858                 new_rate = 0;
1859         } else {
1860                 /* internal on-card clock */
1861                 new_rate = ice->hw_rates->list[item];
1862                 ice->pro_rate_default = new_rate;
1863                 spin_unlock_irq(&ice->reg_lock);
1864                 snd_vt1724_set_pro_rate(ice, ice->pro_rate_default, 1);
1865                 spin_lock_irq(&ice->reg_lock);
1866         }
1867         spin_unlock_irq(&ice->reg_lock);
1868
1869         /* the first reset to the SPDIF master mode? */
1870         if (old_rate != new_rate && !new_rate) {
1871                 /* notify akm chips as well */
1872                 unsigned int i;
1873                 if (ice->gpio.set_pro_rate)
1874                         ice->gpio.set_pro_rate(ice, 0);
1875                 for (i = 0; i < ice->akm_codecs; i++) {
1876                         if (ice->akm[i].ops.set_rate_val)
1877                                 ice->akm[i].ops.set_rate_val(&ice->akm[i], 0);
1878                 }
1879         }
1880         return old_rate != new_rate;
1881 }
1882
1883 static struct snd_kcontrol_new snd_vt1724_pro_internal_clock __devinitdata = {
1884         .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
1885         .name = "Multi Track Internal Clock",
1886         .info = snd_vt1724_pro_internal_clock_info,
1887         .get = snd_vt1724_pro_internal_clock_get,
1888         .put = snd_vt1724_pro_internal_clock_put
1889 };
1890
1891 #define snd_vt1724_pro_rate_locking_info        snd_ctl_boolean_mono_info
1892
1893 static int snd_vt1724_pro_rate_locking_get(struct snd_kcontrol *kcontrol,
1894                                            struct snd_ctl_elem_value *ucontrol)
1895 {
1896         ucontrol->value.integer.value[0] = PRO_RATE_LOCKED;
1897         return 0;
1898 }
1899
1900 static int snd_vt1724_pro_rate_locking_put(struct snd_kcontrol *kcontrol,
1901                                            struct snd_ctl_elem_value *ucontrol)
1902 {
1903         struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
1904         int change = 0, nval;
1905
1906         nval = ucontrol->value.integer.value[0] ? 1 : 0;
1907         spin_lock_irq(&ice->reg_lock);
1908         change = PRO_RATE_LOCKED != nval;
1909         PRO_RATE_LOCKED = nval;
1910         spin_unlock_irq(&ice->reg_lock);
1911         return change;
1912 }
1913
1914 static struct snd_kcontrol_new snd_vt1724_pro_rate_locking __devinitdata = {
1915         .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
1916         .name = "Multi Track Rate Locking",
1917         .info = snd_vt1724_pro_rate_locking_info,
1918         .get = snd_vt1724_pro_rate_locking_get,
1919         .put = snd_vt1724_pro_rate_locking_put
1920 };
1921
1922 #define snd_vt1724_pro_rate_reset_info          snd_ctl_boolean_mono_info
1923
1924 static int snd_vt1724_pro_rate_reset_get(struct snd_kcontrol *kcontrol,
1925                                          struct snd_ctl_elem_value *ucontrol)
1926 {
1927         ucontrol->value.integer.value[0] = PRO_RATE_RESET ? 1 : 0;
1928         return 0;
1929 }
1930
1931 static int snd_vt1724_pro_rate_reset_put(struct snd_kcontrol *kcontrol,
1932                                          struct snd_ctl_elem_value *ucontrol)
1933 {
1934         struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
1935         int change = 0, nval;
1936
1937         nval = ucontrol->value.integer.value[0] ? 1 : 0;
1938         spin_lock_irq(&ice->reg_lock);
1939         change = PRO_RATE_RESET != nval;
1940         PRO_RATE_RESET = nval;
1941         spin_unlock_irq(&ice->reg_lock);
1942         return change;
1943 }
1944
1945 static struct snd_kcontrol_new snd_vt1724_pro_rate_reset __devinitdata = {
1946         .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
1947         .name = "Multi Track Rate Reset",
1948         .info = snd_vt1724_pro_rate_reset_info,
1949         .get = snd_vt1724_pro_rate_reset_get,
1950         .put = snd_vt1724_pro_rate_reset_put
1951 };
1952
1953
1954 /*
1955  * routing
1956  */
1957 static int snd_vt1724_pro_route_info(struct snd_kcontrol *kcontrol,
1958                                      struct snd_ctl_elem_info *uinfo)
1959 {
1960         static char *texts[] = {
1961                 "PCM Out", /* 0 */
1962                 "H/W In 0", "H/W In 1", /* 1-2 */
1963                 "IEC958 In L", "IEC958 In R", /* 3-4 */
1964         };
1965
1966         uinfo->type = SNDRV_CTL_ELEM_TYPE_ENUMERATED;
1967         uinfo->count = 1;
1968         uinfo->value.enumerated.items = 5;
1969         if (uinfo->value.enumerated.item >= uinfo->value.enumerated.items)
1970                 uinfo->value.enumerated.item = uinfo->value.enumerated.items - 1;
1971         strcpy(uinfo->value.enumerated.name, texts[uinfo->value.enumerated.item]);
1972         return 0;
1973 }
1974
1975 static inline int analog_route_shift(int idx)
1976 {
1977         return (idx % 2) * 12 + ((idx / 2) * 3) + 8;
1978 }
1979
1980 static inline int digital_route_shift(int idx)
1981 {
1982         return idx * 3;
1983 }
1984
1985 int snd_ice1724_get_route_val(struct snd_ice1712 *ice, int shift)
1986 {
1987         unsigned long val;
1988         unsigned char eitem;
1989         static const unsigned char xlate[8] = {
1990                 0, 255, 1, 2, 255, 255, 3, 4,
1991         };
1992
1993         val = inl(ICEMT1724(ice, ROUTE_PLAYBACK));
1994         val >>= shift;
1995         val &= 7; /* we now have 3 bits per output */
1996         eitem = xlate[val];
1997         if (eitem == 255) {
1998                 snd_BUG();
1999                 return 0;
2000         }
2001         return eitem;
2002 }
2003
2004 int snd_ice1724_put_route_val(struct snd_ice1712 *ice, unsigned int val,
2005                                                                 int shift)
2006 {
2007         unsigned int old_val, nval;
2008         int change;
2009         static const unsigned char xroute[8] = {
2010                 0, /* PCM */
2011                 2, /* PSDIN0 Left */
2012                 3, /* PSDIN0 Right */
2013                 6, /* SPDIN Left */
2014                 7, /* SPDIN Right */
2015         };
2016
2017         nval = xroute[val % 5];
2018         val = old_val = inl(ICEMT1724(ice, ROUTE_PLAYBACK));
2019         val &= ~(0x07 << shift);
2020         val |= nval << shift;
2021         change = val != old_val;
2022         if (change)
2023                 outl(val, ICEMT1724(ice, ROUTE_PLAYBACK));
2024         return change;
2025 }
2026
2027 static int snd_vt1724_pro_route_analog_get(struct snd_kcontrol *kcontrol,
2028                                            struct snd_ctl_elem_value *ucontrol)
2029 {
2030         struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
2031         int idx = snd_ctl_get_ioffidx(kcontrol, &ucontrol->id);
2032         ucontrol->value.enumerated.item[0] =
2033                 snd_ice1724_get_route_val(ice, analog_route_shift(idx));
2034         return 0;
2035 }
2036
2037 static int snd_vt1724_pro_route_analog_put(struct snd_kcontrol *kcontrol,
2038                                            struct snd_ctl_elem_value *ucontrol)
2039 {
2040         struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
2041         int idx = snd_ctl_get_ioffidx(kcontrol, &ucontrol->id);
2042         return snd_ice1724_put_route_val(ice,
2043                                          ucontrol->value.enumerated.item[0],
2044                                          analog_route_shift(idx));
2045 }
2046
2047 static int snd_vt1724_pro_route_spdif_get(struct snd_kcontrol *kcontrol,
2048                                           struct snd_ctl_elem_value *ucontrol)
2049 {
2050         struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
2051         int idx = snd_ctl_get_ioffidx(kcontrol, &ucontrol->id);
2052         ucontrol->value.enumerated.item[0] =
2053                 snd_ice1724_get_route_val(ice, digital_route_shift(idx));
2054         return 0;
2055 }
2056
2057 static int snd_vt1724_pro_route_spdif_put(struct snd_kcontrol *kcontrol,
2058                                           struct snd_ctl_elem_value *ucontrol)
2059 {
2060         struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
2061         int idx = snd_ctl_get_ioffidx(kcontrol, &ucontrol->id);
2062         return snd_ice1724_put_route_val(ice,
2063                                          ucontrol->value.enumerated.item[0],
2064                                          digital_route_shift(idx));
2065 }
2066
2067 static struct snd_kcontrol_new snd_vt1724_mixer_pro_analog_route __devinitdata =
2068 {
2069         .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
2070         .name = "H/W Playback Route",
2071         .info = snd_vt1724_pro_route_info,
2072         .get = snd_vt1724_pro_route_analog_get,
2073         .put = snd_vt1724_pro_route_analog_put,
2074 };
2075
2076 static struct snd_kcontrol_new snd_vt1724_mixer_pro_spdif_route __devinitdata = {
2077         .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
2078         .name = SNDRV_CTL_NAME_IEC958("", PLAYBACK, NONE) "Route",
2079         .info = snd_vt1724_pro_route_info,
2080         .get = snd_vt1724_pro_route_spdif_get,
2081         .put = snd_vt1724_pro_route_spdif_put,
2082         .count = 2,
2083 };
2084
2085
2086 static int snd_vt1724_pro_peak_info(struct snd_kcontrol *kcontrol,
2087                                     struct snd_ctl_elem_info *uinfo)
2088 {
2089         uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
2090         uinfo->count = 22; /* FIXME: for compatibility with ice1712... */
2091         uinfo->value.integer.min = 0;
2092         uinfo->value.integer.max = 255;
2093         return 0;
2094 }
2095
2096 static int snd_vt1724_pro_peak_get(struct snd_kcontrol *kcontrol,
2097                                    struct snd_ctl_elem_value *ucontrol)
2098 {
2099         struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
2100         int idx;
2101
2102         spin_lock_irq(&ice->reg_lock);
2103         for (idx = 0; idx < 22; idx++) {
2104                 outb(idx, ICEMT1724(ice, MONITOR_PEAKINDEX));
2105                 ucontrol->value.integer.value[idx] =
2106                         inb(ICEMT1724(ice, MONITOR_PEAKDATA));
2107         }
2108         spin_unlock_irq(&ice->reg_lock);
2109         return 0;
2110 }
2111
2112 static struct snd_kcontrol_new snd_vt1724_mixer_pro_peak __devinitdata = {
2113         .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
2114         .name = "Multi Track Peak",
2115         .access = SNDRV_CTL_ELEM_ACCESS_READ | SNDRV_CTL_ELEM_ACCESS_VOLATILE,
2116         .info = snd_vt1724_pro_peak_info,
2117         .get = snd_vt1724_pro_peak_get
2118 };
2119
2120 /*
2121  *
2122  */
2123
2124 static struct snd_ice1712_card_info no_matched __devinitdata;
2125
2126 static struct snd_ice1712_card_info *card_tables[] __devinitdata = {
2127         snd_vt1724_revo_cards,
2128         snd_vt1724_amp_cards,
2129         snd_vt1724_aureon_cards,
2130         snd_vt1720_mobo_cards,
2131         snd_vt1720_pontis_cards,
2132         snd_vt1724_prodigy_hifi_cards,
2133         snd_vt1724_prodigy192_cards,
2134         snd_vt1724_juli_cards,
2135         snd_vt1724_maya44_cards,
2136         snd_vt1724_phase_cards,
2137         snd_vt1724_wtm_cards,
2138         snd_vt1724_se_cards,
2139         NULL,
2140 };
2141
2142
2143 /*
2144  */
2145
2146 static void wait_i2c_busy(struct snd_ice1712 *ice)
2147 {
2148         int t = 0x10000;
2149         while ((inb(ICEREG1724(ice, I2C_CTRL)) & VT1724_I2C_BUSY) && t--)
2150                 ;
2151         if (t == -1)
2152                 printk(KERN_ERR "ice1724: i2c busy timeout\n");
2153 }
2154
2155 unsigned char snd_vt1724_read_i2c(struct snd_ice1712 *ice,
2156                                   unsigned char dev, unsigned char addr)
2157 {
2158         unsigned char val;
2159
2160         mutex_lock(&ice->i2c_mutex);
2161         wait_i2c_busy(ice);
2162         outb(addr, ICEREG1724(ice, I2C_BYTE_ADDR));
2163         outb(dev & ~VT1724_I2C_WRITE, ICEREG1724(ice, I2C_DEV_ADDR));
2164         wait_i2c_busy(ice);
2165         val = inb(ICEREG1724(ice, I2C_DATA));
2166         mutex_unlock(&ice->i2c_mutex);
2167         /*
2168         printk(KERN_DEBUG "i2c_read: [0x%x,0x%x] = 0x%x\n", dev, addr, val);
2169         */
2170         return val;
2171 }
2172
2173 void snd_vt1724_write_i2c(struct snd_ice1712 *ice,
2174                           unsigned char dev, unsigned char addr, unsigned char data)
2175 {
2176         mutex_lock(&ice->i2c_mutex);
2177         wait_i2c_busy(ice);
2178         /*
2179         printk(KERN_DEBUG "i2c_write: [0x%x,0x%x] = 0x%x\n", dev, addr, data);
2180         */
2181         outb(addr, ICEREG1724(ice, I2C_BYTE_ADDR));
2182         outb(data, ICEREG1724(ice, I2C_DATA));
2183         outb(dev | VT1724_I2C_WRITE, ICEREG1724(ice, I2C_DEV_ADDR));
2184         wait_i2c_busy(ice);
2185         mutex_unlock(&ice->i2c_mutex);
2186 }
2187
2188 static int __devinit snd_vt1724_read_eeprom(struct snd_ice1712 *ice,
2189                                             const char *modelname)
2190 {
2191         const int dev = 0xa0;           /* EEPROM device address */
2192         unsigned int i, size;
2193         struct snd_ice1712_card_info * const *tbl, *c;
2194
2195         if (!modelname || !*modelname) {
2196                 ice->eeprom.subvendor = 0;
2197                 if ((inb(ICEREG1724(ice, I2C_CTRL)) & VT1724_I2C_EEPROM) != 0)
2198                         ice->eeprom.subvendor =
2199                                 (snd_vt1724_read_i2c(ice, dev, 0x00) << 0) |
2200                                 (snd_vt1724_read_i2c(ice, dev, 0x01) << 8) |
2201                                 (snd_vt1724_read_i2c(ice, dev, 0x02) << 16) |
2202                                 (snd_vt1724_read_i2c(ice, dev, 0x03) << 24);
2203                 if (ice->eeprom.subvendor == 0 ||
2204                     ice->eeprom.subvendor == (unsigned int)-1) {
2205                         /* invalid subvendor from EEPROM, try the PCI
2206                          * subststem ID instead
2207                          */
2208                         u16 vendor, device;
2209                         pci_read_config_word(ice->pci, PCI_SUBSYSTEM_VENDOR_ID,
2210                                              &vendor);
2211                         pci_read_config_word(ice->pci, PCI_SUBSYSTEM_ID, &device);
2212                         ice->eeprom.subvendor =
2213                                 ((unsigned int)swab16(vendor) << 16) | swab16(device);
2214                         if (ice->eeprom.subvendor == 0 ||
2215                             ice->eeprom.subvendor == (unsigned int)-1) {
2216                                 printk(KERN_ERR "ice1724: No valid ID is found\n");
2217                                 return -ENXIO;
2218                         }
2219                 }
2220         }
2221         for (tbl = card_tables; *tbl; tbl++) {
2222                 for (c = *tbl; c->subvendor; c++) {
2223                         if (modelname && c->model &&
2224                             !strcmp(modelname, c->model)) {
2225                                 printk(KERN_INFO "ice1724: Using board model %s\n",
2226                                        c->name);
2227                                 ice->eeprom.subvendor = c->subvendor;
2228                         } else if (c->subvendor != ice->eeprom.subvendor)
2229                                 continue;
2230                         if (!c->eeprom_size || !c->eeprom_data)
2231                                 goto found;
2232                         /* if the EEPROM is given by the driver, use it */
2233                         snd_printdd("using the defined eeprom..\n");
2234                         ice->eeprom.version = 2;
2235                         ice->eeprom.size = c->eeprom_size + 6;
2236                         memcpy(ice->eeprom.data, c->eeprom_data, c->eeprom_size);
2237                         goto read_skipped;
2238                 }
2239         }
2240         printk(KERN_WARNING "ice1724: No matching model found for ID 0x%x\n",
2241                ice->eeprom.subvendor);
2242
2243  found:
2244         ice->eeprom.size = snd_vt1724_read_i2c(ice, dev, 0x04);
2245         if (ice->eeprom.size < 6)
2246                 ice->eeprom.size = 32;
2247         else if (ice->eeprom.size > 32) {
2248                 printk(KERN_ERR "ice1724: Invalid EEPROM (size = %i)\n",
2249                        ice->eeprom.size);
2250                 return -EIO;
2251         }
2252         ice->eeprom.version = snd_vt1724_read_i2c(ice, dev, 0x05);
2253         if (ice->eeprom.version != 2)
2254                 printk(KERN_WARNING "ice1724: Invalid EEPROM version %i\n",
2255                        ice->eeprom.version);
2256         size = ice->eeprom.size - 6;
2257         for (i = 0; i < size; i++)
2258                 ice->eeprom.data[i] = snd_vt1724_read_i2c(ice, dev, i + 6);
2259
2260  read_skipped:
2261         ice->eeprom.gpiomask = eeprom_triple(ice, ICE_EEP2_GPIO_MASK);
2262         ice->eeprom.gpiostate = eeprom_triple(ice, ICE_EEP2_GPIO_STATE);
2263         ice->eeprom.gpiodir = eeprom_triple(ice, ICE_EEP2_GPIO_DIR);
2264
2265         return 0;
2266 }
2267
2268
2269
2270 static void snd_vt1724_chip_reset(struct snd_ice1712 *ice)
2271 {
2272         outb(VT1724_RESET , ICEREG1724(ice, CONTROL));
2273         inb(ICEREG1724(ice, CONTROL)); /* pci posting flush */
2274         msleep(10);
2275         outb(0, ICEREG1724(ice, CONTROL));
2276         inb(ICEREG1724(ice, CONTROL)); /* pci posting flush */
2277         msleep(10);
2278 }
2279
2280 static int snd_vt1724_chip_init(struct snd_ice1712 *ice)
2281 {
2282         outb(ice->eeprom.data[ICE_EEP2_SYSCONF], ICEREG1724(ice, SYS_CFG));
2283         outb(ice->eeprom.data[ICE_EEP2_ACLINK], ICEREG1724(ice, AC97_CFG));
2284         outb(ice->eeprom.data[ICE_EEP2_I2S], ICEREG1724(ice, I2S_FEATURES));
2285         outb(ice->eeprom.data[ICE_EEP2_SPDIF], ICEREG1724(ice, SPDIF_CFG));
2286
2287         ice->gpio.write_mask = ice->eeprom.gpiomask;
2288         ice->gpio.direction = ice->eeprom.gpiodir;
2289         snd_vt1724_set_gpio_mask(ice, ice->eeprom.gpiomask);
2290         snd_vt1724_set_gpio_dir(ice, ice->eeprom.gpiodir);
2291         snd_vt1724_set_gpio_data(ice, ice->eeprom.gpiostate);
2292
2293         outb(0, ICEREG1724(ice, POWERDOWN));
2294
2295         /* MPU_RX and TX irq masks are cleared later dynamically */
2296         outb(VT1724_IRQ_MPU_RX | VT1724_IRQ_MPU_TX , ICEREG1724(ice, IRQMASK));
2297
2298         /* don't handle FIFO overrun/underruns (just yet),
2299          * since they cause machine lockups
2300          */
2301         outb(VT1724_MULTI_FIFO_ERR, ICEMT1724(ice, DMA_INT_MASK));
2302
2303         return 0;
2304 }
2305
2306 static int __devinit snd_vt1724_spdif_build_controls(struct snd_ice1712 *ice)
2307 {
2308         int err;
2309         struct snd_kcontrol *kctl;
2310
2311         if (snd_BUG_ON(!ice->pcm))
2312                 return -EIO;
2313
2314         if (!ice->own_routing) {
2315                 err = snd_ctl_add(ice->card,
2316                         snd_ctl_new1(&snd_vt1724_mixer_pro_spdif_route, ice));
2317                 if (err < 0)
2318                         return err;
2319         }
2320
2321         err = snd_ctl_add(ice->card, snd_ctl_new1(&snd_vt1724_spdif_switch, ice));
2322         if (err < 0)
2323                 return err;
2324
2325         err = snd_ctl_add(ice->card, kctl = snd_ctl_new1(&snd_vt1724_spdif_default, ice));
2326         if (err < 0)
2327                 return err;
2328         kctl->id.device = ice->pcm->device;
2329         err = snd_ctl_add(ice->card, kctl = snd_ctl_new1(&snd_vt1724_spdif_maskc, ice));
2330         if (err < 0)
2331                 return err;
2332         kctl->id.device = ice->pcm->device;
2333         err = snd_ctl_add(ice->card, kctl = snd_ctl_new1(&snd_vt1724_spdif_maskp, ice));
2334         if (err < 0)
2335                 return err;
2336         kctl->id.device = ice->pcm->device;
2337 #if 0 /* use default only */
2338         err = snd_ctl_add(ice->card, kctl = snd_ctl_new1(&snd_vt1724_spdif_stream, ice));
2339         if (err < 0)
2340                 return err;
2341         kctl->id.device = ice->pcm->device;
2342         ice->spdif.stream_ctl = kctl;
2343 #endif
2344         return 0;
2345 }
2346
2347
2348 static int __devinit snd_vt1724_build_controls(struct snd_ice1712 *ice)
2349 {
2350         int err;
2351
2352         err = snd_ctl_add(ice->card, snd_ctl_new1(&snd_vt1724_eeprom, ice));
2353         if (err < 0)
2354                 return err;
2355         err = snd_ctl_add(ice->card, snd_ctl_new1(&snd_vt1724_pro_internal_clock, ice));
2356         if (err < 0)
2357                 return err;
2358
2359         err = snd_ctl_add(ice->card, snd_ctl_new1(&snd_vt1724_pro_rate_locking, ice));
2360         if (err < 0)
2361                 return err;
2362         err = snd_ctl_add(ice->card, snd_ctl_new1(&snd_vt1724_pro_rate_reset, ice));
2363         if (err < 0)
2364                 return err;
2365
2366         if (!ice->own_routing && ice->num_total_dacs > 0) {
2367                 struct snd_kcontrol_new tmp = snd_vt1724_mixer_pro_analog_route;
2368                 tmp.count = ice->num_total_dacs;
2369                 if (ice->vt1720 && tmp.count > 2)
2370                         tmp.count = 2;
2371                 err = snd_ctl_add(ice->card, snd_ctl_new1(&tmp, ice));
2372                 if (err < 0)
2373                         return err;
2374         }
2375
2376         err = snd_ctl_add(ice->card, snd_ctl_new1(&snd_vt1724_mixer_pro_peak, ice));
2377         if (err < 0)
2378                 return err;
2379
2380         return 0;
2381 }
2382
2383 static int snd_vt1724_free(struct snd_ice1712 *ice)
2384 {
2385         if (!ice->port)
2386                 goto __hw_end;
2387         /* mask all interrupts */
2388         outb(0xff, ICEMT1724(ice, DMA_INT_MASK));
2389         outb(0xff, ICEREG1724(ice, IRQMASK));
2390         /* --- */
2391 __hw_end:
2392         if (ice->irq >= 0)
2393                 free_irq(ice->irq, ice);
2394         pci_release_regions(ice->pci);
2395         snd_ice1712_akm4xxx_free(ice);
2396         pci_disable_device(ice->pci);
2397         kfree(ice->spec);
2398         kfree(ice);
2399         return 0;
2400 }
2401
2402 static int snd_vt1724_dev_free(struct snd_device *device)
2403 {
2404         struct snd_ice1712 *ice = device->device_data;
2405         return snd_vt1724_free(ice);
2406 }
2407
2408 static int __devinit snd_vt1724_create(struct snd_card *card,
2409                                        struct pci_dev *pci,
2410                                        const char *modelname,
2411                                        struct snd_ice1712 **r_ice1712)
2412 {
2413         struct snd_ice1712 *ice;
2414         int err;
2415         static struct snd_device_ops ops = {
2416                 .dev_free =     snd_vt1724_dev_free,
2417         };
2418
2419         *r_ice1712 = NULL;
2420
2421         /* enable PCI device */
2422         err = pci_enable_device(pci);
2423         if (err < 0)
2424                 return err;
2425
2426         ice = kzalloc(sizeof(*ice), GFP_KERNEL);
2427         if (ice == NULL) {
2428                 pci_disable_device(pci);
2429                 return -ENOMEM;
2430         }
2431         ice->vt1724 = 1;
2432         spin_lock_init(&ice->reg_lock);
2433         mutex_init(&ice->gpio_mutex);
2434         mutex_init(&ice->open_mutex);
2435         mutex_init(&ice->i2c_mutex);
2436         ice->gpio.set_mask = snd_vt1724_set_gpio_mask;
2437         ice->gpio.set_dir = snd_vt1724_set_gpio_dir;
2438         ice->gpio.set_data = snd_vt1724_set_gpio_data;
2439         ice->gpio.get_data = snd_vt1724_get_gpio_data;
2440         ice->card = card;
2441         ice->pci = pci;
2442         ice->irq = -1;
2443         pci_set_master(pci);
2444         snd_vt1724_proc_init(ice);
2445         synchronize_irq(pci->irq);
2446
2447         card->private_data = ice;
2448
2449         err = pci_request_regions(pci, "ICE1724");
2450         if (err < 0) {
2451                 kfree(ice);
2452                 pci_disable_device(pci);
2453                 return err;
2454         }
2455         ice->port = pci_resource_start(pci, 0);
2456         ice->profi_port = pci_resource_start(pci, 1);
2457
2458         if (request_irq(pci->irq, snd_vt1724_interrupt,
2459                         IRQF_SHARED, "ICE1724", ice)) {
2460                 snd_printk(KERN_ERR "unable to grab IRQ %d\n", pci->irq);
2461                 snd_vt1724_free(ice);
2462                 return -EIO;
2463         }
2464
2465         ice->irq = pci->irq;
2466
2467         snd_vt1724_chip_reset(ice);
2468         if (snd_vt1724_read_eeprom(ice, modelname) < 0) {
2469                 snd_vt1724_free(ice);
2470                 return -EIO;
2471         }
2472         if (snd_vt1724_chip_init(ice) < 0) {
2473                 snd_vt1724_free(ice);
2474                 return -EIO;
2475         }
2476
2477         err = snd_device_new(card, SNDRV_DEV_LOWLEVEL, ice, &ops);
2478         if (err < 0) {
2479                 snd_vt1724_free(ice);
2480                 return err;
2481         }
2482
2483         snd_card_set_dev(card, &pci->dev);
2484
2485         *r_ice1712 = ice;
2486         return 0;
2487 }
2488
2489
2490 /*
2491  *
2492  * Registration
2493  *
2494  */
2495
2496 static int __devinit snd_vt1724_probe(struct pci_dev *pci,
2497                                       const struct pci_device_id *pci_id)
2498 {
2499         static int dev;
2500         struct snd_card *card;
2501         struct snd_ice1712 *ice;
2502         int pcm_dev = 0, err;
2503         struct snd_ice1712_card_info * const *tbl, *c;
2504
2505         if (dev >= SNDRV_CARDS)
2506                 return -ENODEV;
2507         if (!enable[dev]) {
2508                 dev++;
2509                 return -ENOENT;
2510         }
2511
2512         err = snd_card_create(index[dev], id[dev], THIS_MODULE, 0, &card);
2513         if (err < 0)
2514                 return err;
2515
2516         strcpy(card->driver, "ICE1724");
2517         strcpy(card->shortname, "ICEnsemble ICE1724");
2518
2519         err = snd_vt1724_create(card, pci, model[dev], &ice);
2520         if (err < 0) {
2521                 snd_card_free(card);
2522                 return err;
2523         }
2524
2525         for (tbl = card_tables; *tbl; tbl++) {
2526                 for (c = *tbl; c->subvendor; c++) {
2527                         if (c->subvendor == ice->eeprom.subvendor) {
2528                                 strcpy(card->shortname, c->name);
2529                                 if (c->driver) /* specific driver? */
2530                                         strcpy(card->driver, c->driver);
2531                                 if (c->chip_init) {
2532                                         err = c->chip_init(ice);
2533                                         if (err < 0) {
2534                                                 snd_card_free(card);
2535                                                 return err;
2536                                         }
2537                                 }
2538                                 goto __found;
2539                         }
2540                 }
2541         }
2542         c = &no_matched;
2543 __found:
2544         /*
2545         * VT1724 has separate DMAs for the analog and the SPDIF streams while
2546         * ICE1712 has only one for both (mixed up).
2547         *
2548         * Confusingly the analog PCM is named "professional" here because it
2549         * was called so in ice1712 driver, and vt1724 driver is derived from
2550         * ice1712 driver.
2551         */
2552         ice->pro_rate_default = PRO_RATE_DEFAULT;
2553         if (!ice->is_spdif_master)
2554                 ice->is_spdif_master = stdclock_is_spdif_master;
2555         if (!ice->get_rate)
2556                 ice->get_rate = stdclock_get_rate;
2557         if (!ice->set_rate)
2558                 ice->set_rate = stdclock_set_rate;
2559         if (!ice->set_mclk)
2560                 ice->set_mclk = stdclock_set_mclk;
2561         if (!ice->set_spdif_clock)
2562                 ice->set_spdif_clock = stdclock_set_spdif_clock;
2563         if (!ice->hw_rates)
2564                 set_std_hw_rates(ice);
2565
2566         err = snd_vt1724_pcm_profi(ice, pcm_dev++);
2567         if (err < 0) {
2568                 snd_card_free(card);
2569                 return err;
2570         }
2571
2572         err = snd_vt1724_pcm_spdif(ice, pcm_dev++);
2573         if (err < 0) {
2574                 snd_card_free(card);
2575                 return err;
2576         }
2577
2578         err = snd_vt1724_pcm_indep(ice, pcm_dev++);
2579         if (err < 0) {
2580                 snd_card_free(card);
2581                 return err;
2582         }
2583
2584         err = snd_vt1724_ac97_mixer(ice);
2585         if (err < 0) {
2586                 snd_card_free(card);
2587                 return err;
2588         }
2589
2590         err = snd_vt1724_build_controls(ice);
2591         if (err < 0) {
2592                 snd_card_free(card);
2593                 return err;
2594         }
2595
2596         if (ice->pcm && ice->has_spdif) { /* has SPDIF I/O */
2597                 err = snd_vt1724_spdif_build_controls(ice);
2598                 if (err < 0) {
2599                         snd_card_free(card);
2600                         return err;
2601                 }
2602         }
2603
2604         if (c->build_controls) {
2605                 err = c->build_controls(ice);
2606                 if (err < 0) {
2607                         snd_card_free(card);
2608                         return err;
2609                 }
2610         }
2611
2612         if (!c->no_mpu401) {
2613                 if (ice->eeprom.data[ICE_EEP2_SYSCONF] & VT1724_CFG_MPU401) {
2614                         struct snd_rawmidi *rmidi;
2615
2616                         err = snd_rawmidi_new(card, "MIDI", 0, 1, 1, &rmidi);
2617                         if (err < 0) {
2618                                 snd_card_free(card);
2619                                 return err;
2620                         }
2621                         ice->rmidi[0] = rmidi;
2622                         rmidi->private_data = ice;
2623                         strcpy(rmidi->name, "ICE1724 MIDI");
2624                         rmidi->info_flags = SNDRV_RAWMIDI_INFO_OUTPUT |
2625                                             SNDRV_RAWMIDI_INFO_INPUT |
2626                                             SNDRV_RAWMIDI_INFO_DUPLEX;
2627                         snd_rawmidi_set_ops(rmidi, SNDRV_RAWMIDI_STREAM_OUTPUT,
2628                                             &vt1724_midi_output_ops);
2629                         snd_rawmidi_set_ops(rmidi, SNDRV_RAWMIDI_STREAM_INPUT,
2630                                             &vt1724_midi_input_ops);
2631
2632                         /* set watermarks */
2633                         outb(VT1724_MPU_RX_FIFO | 0x1,
2634                              ICEREG1724(ice, MPU_FIFO_WM));
2635                         outb(0x1, ICEREG1724(ice, MPU_FIFO_WM));
2636                         /* set UART mode */
2637                         outb(VT1724_MPU_UART, ICEREG1724(ice, MPU_CTRL));
2638                 }
2639         }
2640
2641         sprintf(card->longname, "%s at 0x%lx, irq %i",
2642                 card->shortname, ice->port, ice->irq);
2643
2644         err = snd_card_register(card);
2645         if (err < 0) {
2646                 snd_card_free(card);
2647                 return err;
2648         }
2649         pci_set_drvdata(pci, card);
2650         dev++;
2651         return 0;
2652 }
2653
2654 static void __devexit snd_vt1724_remove(struct pci_dev *pci)
2655 {
2656         snd_card_free(pci_get_drvdata(pci));
2657         pci_set_drvdata(pci, NULL);
2658 }
2659
2660 #ifdef CONFIG_PM
2661 static int snd_vt1724_suspend(struct pci_dev *pci, pm_message_t state)
2662 {
2663         struct snd_card *card = pci_get_drvdata(pci);
2664         struct snd_ice1712 *ice = card->private_data;
2665
2666         if (!ice->pm_suspend_enabled)
2667                 return 0;
2668
2669         snd_power_change_state(card, SNDRV_CTL_POWER_D3hot);
2670
2671         snd_pcm_suspend_all(ice->pcm);
2672         snd_pcm_suspend_all(ice->pcm_pro);
2673         snd_pcm_suspend_all(ice->pcm_ds);
2674         snd_ac97_suspend(ice->ac97);
2675
2676         spin_lock_irq(&ice->reg_lock);
2677         ice->pm_saved_is_spdif_master = ice->is_spdif_master(ice);
2678         ice->pm_saved_spdif_ctrl = inw(ICEMT1724(ice, SPDIF_CTRL));
2679         ice->pm_saved_spdif_cfg = inb(ICEREG1724(ice, SPDIF_CFG));
2680         ice->pm_saved_route = inl(ICEMT1724(ice, ROUTE_PLAYBACK));
2681         spin_unlock_irq(&ice->reg_lock);
2682
2683         if (ice->pm_suspend)
2684                 ice->pm_suspend(ice);
2685
2686         pci_disable_device(pci);
2687         pci_save_state(pci);
2688         pci_set_power_state(pci, pci_choose_state(pci, state));
2689         return 0;
2690 }
2691
2692 static int snd_vt1724_resume(struct pci_dev *pci)
2693 {
2694         struct snd_card *card = pci_get_drvdata(pci);
2695         struct snd_ice1712 *ice = card->private_data;
2696
2697         if (!ice->pm_suspend_enabled)
2698                 return 0;
2699
2700         pci_set_power_state(pci, PCI_D0);
2701         pci_restore_state(pci);
2702
2703         if (pci_enable_device(pci) < 0) {
2704                 snd_card_disconnect(card);
2705                 return -EIO;
2706         }
2707
2708         pci_set_master(pci);
2709
2710         snd_vt1724_chip_reset(ice);
2711
2712         if (snd_vt1724_chip_init(ice) < 0) {
2713                 snd_card_disconnect(card);
2714                 return -EIO;
2715         }
2716
2717         if (ice->pm_resume)
2718                 ice->pm_resume(ice);
2719
2720         if (ice->pm_saved_is_spdif_master) {
2721                 /* switching to external clock via SPDIF */
2722                 ice->set_spdif_clock(ice);
2723         } else {
2724                 /* internal on-card clock */
2725                 snd_vt1724_set_pro_rate(ice, ice->pro_rate_default, 1);
2726         }
2727
2728         update_spdif_bits(ice, ice->pm_saved_spdif_ctrl);
2729
2730         outb(ice->pm_saved_spdif_cfg, ICEREG1724(ice, SPDIF_CFG));
2731         outl(ice->pm_saved_route, ICEMT1724(ice, ROUTE_PLAYBACK));
2732
2733         if (ice->ac97)
2734                 snd_ac97_resume(ice->ac97);
2735
2736         snd_power_change_state(card, SNDRV_CTL_POWER_D0);
2737         return 0;
2738 }
2739 #endif
2740
2741 static struct pci_driver driver = {
2742         .name = "ICE1724",
2743         .id_table = snd_vt1724_ids,
2744         .probe = snd_vt1724_probe,
2745         .remove = __devexit_p(snd_vt1724_remove),
2746 #ifdef CONFIG_PM
2747         .suspend = snd_vt1724_suspend,
2748         .resume = snd_vt1724_resume,
2749 #endif
2750 };
2751
2752 static int __init alsa_card_ice1724_init(void)
2753 {
2754         return pci_register_driver(&driver);
2755 }
2756
2757 static void __exit alsa_card_ice1724_exit(void)
2758 {
2759         pci_unregister_driver(&driver);
2760 }
2761
2762 module_init(alsa_card_ice1724_init)
2763 module_exit(alsa_card_ice1724_exit)