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 <asm/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 "phase.h"
  53 #include "wtm.h"
  54 #include "se.h"
  55
  56 MODULE_AUTHOR("Jaroslav Kysela <perex@perex.cz>");
  57 MODULE_DESCRIPTION("VIA ICEnsemble ICE1724/1720 (Envy24HT/PT)");
  58 MODULE_LICENSE("GPL");
  59 MODULE_SUPPORTED_DEVICE("{"
  60                REVO_DEVICE_DESC
  61                AMP_AUDIO2000_DEVICE_DESC
  62                AUREON_DEVICE_DESC
  63                VT1720_MOBO_DEVICE_DESC
  64                PONTIS_DEVICE_DESC
  65                PRODIGY192_DEVICE_DESC
  66                PRODIGY_HIFI_DEVICE_DESC
  67                JULI_DEVICE_DESC
  68                PHASE_DEVICE_DESC
  69                WTM_DEVICE_DESC
  70                SE_DEVICE_DESC
  71                 "{VIA,VT1720},"
  72                 "{VIA,VT1724},"
  73                 "{ICEnsemble,Generic ICE1724},"
  74                 "{ICEnsemble,Generic Envy24HT}"
  75                 "{ICEnsemble,Generic Envy24PT}}");
  76
  77 static int index[SNDRV_CARDS] = SNDRV_DEFAULT_IDX;      /* Index 0-MAX */
  78 static char *id[SNDRV_CARDS] = SNDRV_DEFAULT_STR;       /* ID for this card */
  79 static int enable[SNDRV_CARDS] = SNDRV_DEFAULT_ENABLE_PNP;              /* Enable this card */
  80 static char *model[SNDRV_CARDS];
  81
  82 module_param_array(index, int, NULL, 0444);
  83 MODULE_PARM_DESC(index, "Index value for ICE1724 soundcard.");
  84 module_param_array(id, charp, NULL, 0444);
  85 MODULE_PARM_DESC(id, "ID string for ICE1724 soundcard.");
  86 module_param_array(enable, bool, NULL, 0444);
  87 MODULE_PARM_DESC(enable, "Enable ICE1724 soundcard.");
  88 module_param_array(model, charp, NULL, 0444);
  89 MODULE_PARM_DESC(model, "Use the given board model.");
  90
  91
  92 /* Both VT1720 and VT1724 have the same PCI IDs */
  93 static const struct pci_device_id snd_vt1724_ids[] = {
  94         { PCI_VENDOR_ID_ICE, PCI_DEVICE_ID_VT1724, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0 },
  95         { 0, }
  96 };
  97
  98 MODULE_DEVICE_TABLE(pci, snd_vt1724_ids);
  99
 100
 101 static int PRO_RATE_LOCKED;
 102 static int PRO_RATE_RESET = 1;
 103 static unsigned int PRO_RATE_DEFAULT = 44100;
 104
 105 /*
 106  *  Basic I/O
 107  */
 108
 109 /*
 110  *  default rates, default clock routines
 111  */
 112
 113 /* check whether the clock mode is spdif-in */
 114 static inline int stdclock_is_spdif_master(struct snd_ice1712 *ice)
 115 {
 116         return (inb(ICEMT1724(ice, RATE)) & VT1724_SPDIF_MASTER) ? 1 : 0;
 117 }
 118
 119 static inline int is_pro_rate_locked(struct snd_ice1712 *ice)
 120 {
 121         return ice->is_spdif_master(ice) || PRO_RATE_LOCKED;
 122 }
 123
 124 /*
 125  * ac97 section
 126  */
 127
 128 static unsigned char snd_vt1724_ac97_ready(struct snd_ice1712 *ice)
 129 {
 130         unsigned char old_cmd;
 131         int tm;
 132         for (tm = 0; tm < 0x10000; tm++) {
 133                 old_cmd = inb(ICEMT1724(ice, AC97_CMD));
 134                 if (old_cmd & (VT1724_AC97_WRITE | VT1724_AC97_READ))
 135                         continue;
 136                 if (!(old_cmd & VT1724_AC97_READY))
 137                         continue;
 138                 return old_cmd;
 139         }
 140         snd_printd(KERN_ERR "snd_vt1724_ac97_ready: timeout\n");
 141         return old_cmd;
 142 }
 143
 144 static int snd_vt1724_ac97_wait_bit(struct snd_ice1712 *ice, unsigned char bit)
 145 {
 146         int tm;
 147         for (tm = 0; tm < 0x10000; tm++)
 148                 if ((inb(ICEMT1724(ice, AC97_CMD)) & bit) == 0)
 149                         return 0;
 150         snd_printd(KERN_ERR "snd_vt1724_ac97_wait_bit: timeout\n");
 151         return -EIO;
 152 }
 153
 154 static void snd_vt1724_ac97_write(struct snd_ac97 *ac97,
 155                                   unsigned short reg,
 156                                   unsigned short val)
 157 {
 158         struct snd_ice1712 *ice = ac97->private_data;
 159         unsigned char old_cmd;
 160
 161         old_cmd = snd_vt1724_ac97_ready(ice);
 162         old_cmd &= ~VT1724_AC97_ID_MASK;
 163         old_cmd |= ac97->num;
 164         outb(reg, ICEMT1724(ice, AC97_INDEX));
 165         outw(val, ICEMT1724(ice, AC97_DATA));
 166         outb(old_cmd | VT1724_AC97_WRITE, ICEMT1724(ice, AC97_CMD));
 167         snd_vt1724_ac97_wait_bit(ice, VT1724_AC97_WRITE);
 168 }
 169
 170 static unsigned short snd_vt1724_ac97_read(struct snd_ac97 *ac97, unsigned short reg)
 171 {
 172         struct snd_ice1712 *ice = ac97->private_data;
 173         unsigned char old_cmd;
 174
 175         old_cmd = snd_vt1724_ac97_ready(ice);
 176         old_cmd &= ~VT1724_AC97_ID_MASK;
 177         old_cmd |= ac97->num;
 178         outb(reg, ICEMT1724(ice, AC97_INDEX));
 179         outb(old_cmd | VT1724_AC97_READ, ICEMT1724(ice, AC97_CMD));
 180         if (snd_vt1724_ac97_wait_bit(ice, VT1724_AC97_READ) < 0)
 181                 return ~0;
 182         return inw(ICEMT1724(ice, AC97_DATA));
 183 }
 184
 185
 186 /*
 187  * GPIO operations
 188  */
 189
 190 /* set gpio direction 0 = read, 1 = write */
 191 static void snd_vt1724_set_gpio_dir(struct snd_ice1712 *ice, unsigned int data)
 192 {
 193         outl(data, ICEREG1724(ice, GPIO_DIRECTION));
 194         inw(ICEREG1724(ice, GPIO_DIRECTION)); /* dummy read for pci-posting */
 195 }
 196
 197 /* set the gpio mask (0 = writable) */
 198 static void snd_vt1724_set_gpio_mask(struct snd_ice1712 *ice, unsigned int data)
 199 {
 200         outw(data, ICEREG1724(ice, GPIO_WRITE_MASK));
 201         if (! ice->vt1720) /* VT1720 supports only 16 GPIO bits */
 202                 outb((data >> 16) & 0xff, ICEREG1724(ice, GPIO_WRITE_MASK_22));
 203         inw(ICEREG1724(ice, GPIO_WRITE_MASK)); /* dummy read for pci-posting */
 204 }
 205
 206 static void snd_vt1724_set_gpio_data(struct snd_ice1712 *ice, unsigned int data)
 207 {
 208         outw(data, ICEREG1724(ice, GPIO_DATA));
 209         if (! ice->vt1720)
 210                 outb(data >> 16, ICEREG1724(ice, GPIO_DATA_22));
 211         inw(ICEREG1724(ice, GPIO_DATA)); /* dummy read for pci-posting */
 212 }
 213
 214 static unsigned int snd_vt1724_get_gpio_data(struct snd_ice1712 *ice)
 215 {
 216         unsigned int data;
 217         if (! ice->vt1720)
 218                 data = (unsigned int)inb(ICEREG1724(ice, GPIO_DATA_22));
 219         else
 220                 data = 0;
 221         data = (data << 16) | inw(ICEREG1724(ice, GPIO_DATA));
 222         return data;
 223 }
 224
 225 /*
 226  * MIDI
 227  */
 228
 229 static void vt1724_midi_clear_rx(struct snd_ice1712 *ice)
 230 {
 231         unsigned int count;
 232
 233         for (count = inb(ICEREG1724(ice, MPU_RXFIFO)); count > 0; --count)
 234                 inb(ICEREG1724(ice, MPU_DATA));
 235 }
 236
 237 static inline struct snd_rawmidi_substream *
 238 get_rawmidi_substream(struct snd_ice1712 *ice, unsigned int stream)
 239 {
 240         return list_first_entry(&ice->rmidi[0]->streams[stream].substreams,
 241                                 struct snd_rawmidi_substream, list);
 242 }
 243
 244 static void vt1724_midi_write(struct snd_ice1712 *ice)
 245 {
 246         struct snd_rawmidi_substream *s;
 247         int count, i;
 248         u8 buffer[32];
 249
 250         s = get_rawmidi_substream(ice, SNDRV_RAWMIDI_STREAM_OUTPUT);
 251         count = 31 - inb(ICEREG1724(ice, MPU_TXFIFO));
 252         if (count > 0) {
 253                 count = snd_rawmidi_transmit(s, buffer, count);
 254                 for (i = 0; i < count; ++i)
 255                         outb(buffer[i], ICEREG1724(ice, MPU_DATA));
 256         }
 257 }
 258
 259 static void vt1724_midi_read(struct snd_ice1712 *ice)
 260 {
 261         struct snd_rawmidi_substream *s;
 262         int count, i;
 263         u8 buffer[32];
 264
 265         s = get_rawmidi_substream(ice, SNDRV_RAWMIDI_STREAM_INPUT);
 266         count = inb(ICEREG1724(ice, MPU_RXFIFO));
 267         if (count > 0) {
 268                 count = min(count, 32);
 269                 for (i = 0; i < count; ++i)
 270                         buffer[i] = inb(ICEREG1724(ice, MPU_DATA));
 271                 snd_rawmidi_receive(s, buffer, count);
 272         }
 273 }
 274
 275 static void vt1724_enable_midi_irq(struct snd_rawmidi_substream *substream,
 276                                    u8 flag, int enable)
 277 {
 278         struct snd_ice1712 *ice = substream->rmidi->private_data;
 279         u8 mask;
 280
 281         spin_lock_irq(&ice->reg_lock);
 282         mask = inb(ICEREG1724(ice, IRQMASK));
 283         if (enable)
 284                 mask &= ~flag;
 285         else
 286                 mask |= flag;
 287         outb(mask, ICEREG1724(ice, IRQMASK));
 288         spin_unlock_irq(&ice->reg_lock);
 289 }
 290
 291 static int vt1724_midi_output_open(struct snd_rawmidi_substream *s)
 292 {
 293         vt1724_enable_midi_irq(s, VT1724_IRQ_MPU_TX, 1);
 294         return 0;
 295 }
 296
 297 static int vt1724_midi_output_close(struct snd_rawmidi_substream *s)
 298 {
 299         vt1724_enable_midi_irq(s, VT1724_IRQ_MPU_TX, 0);
 300         return 0;
 301 }
 302
 303 static void vt1724_midi_output_trigger(struct snd_rawmidi_substream *s, int up)
 304 {
 305         struct snd_ice1712 *ice = s->rmidi->private_data;
 306         unsigned long flags;
 307
 308         spin_lock_irqsave(&ice->reg_lock, flags);
 309         if (up) {
 310                 ice->midi_output = 1;
 311                 vt1724_midi_write(ice);
 312         } else {
 313                 ice->midi_output = 0;
 314         }
 315         spin_unlock_irqrestore(&ice->reg_lock, flags);
 316 }
 317
 318 static void vt1724_midi_output_drain(struct snd_rawmidi_substream *s)
 319 {
 320         struct snd_ice1712 *ice = s->rmidi->private_data;
 321         unsigned long timeout;
 322
 323         /* 32 bytes should be transmitted in less than about 12 ms */
 324         timeout = jiffies + msecs_to_jiffies(15);
 325         do {
 326                 if (inb(ICEREG1724(ice, MPU_CTRL)) & VT1724_MPU_TX_EMPTY)
 327                         break;
 328                 schedule_timeout_uninterruptible(1);
 329         } while (time_after(timeout, jiffies));
 330 }
 331
 332 static struct snd_rawmidi_ops vt1724_midi_output_ops = {
 333         .open = vt1724_midi_output_open,
 334         .close = vt1724_midi_output_close,
 335         .trigger = vt1724_midi_output_trigger,
 336         .drain = vt1724_midi_output_drain,
 337 };
 338
 339 static int vt1724_midi_input_open(struct snd_rawmidi_substream *s)
 340 {
 341         vt1724_midi_clear_rx(s->rmidi->private_data);
 342         vt1724_enable_midi_irq(s, VT1724_IRQ_MPU_RX, 1);
 343         return 0;
 344 }
 345
 346 static int vt1724_midi_input_close(struct snd_rawmidi_substream *s)
 347 {
 348         vt1724_enable_midi_irq(s, VT1724_IRQ_MPU_RX, 0);
 349         return 0;
 350 }
 351
 352 static void vt1724_midi_input_trigger(struct snd_rawmidi_substream *s, int up)
 353 {
 354         struct snd_ice1712 *ice = s->rmidi->private_data;
 355         unsigned long flags;
 356
 357         spin_lock_irqsave(&ice->reg_lock, flags);
 358         if (up) {
 359                 ice->midi_input = 1;
 360                 vt1724_midi_read(ice);
 361         } else {
 362                 ice->midi_input = 0;
 363         }
 364         spin_unlock_irqrestore(&ice->reg_lock, flags);
 365 }
 366
 367 static struct snd_rawmidi_ops vt1724_midi_input_ops = {
 368         .open = vt1724_midi_input_open,
 369         .close = vt1724_midi_input_close,
 370         .trigger = vt1724_midi_input_trigger,
 371 };
 372
 373
 374 /*
 375  *  Interrupt handler
 376  */
 377
 378 static irqreturn_t snd_vt1724_interrupt(int irq, void *dev_id)
 379 {
 380         struct snd_ice1712 *ice = dev_id;
 381         unsigned char status;
 382         unsigned char status_mask =
 383                 VT1724_IRQ_MPU_RX | VT1724_IRQ_MPU_TX | VT1724_IRQ_MTPCM;
 384         int handled = 0;
 385 #ifdef CONFIG_SND_DEBUG
 386         int timeout = 0;
 387 #endif
 388
 389         while (1) {
 390                 status = inb(ICEREG1724(ice, IRQSTAT));
 391                 status &= status_mask;
 392                 if (status == 0)
 393                         break;
 394 #ifdef CONFIG_SND_DEBUG
 395                 if (++timeout > 10) {
 396                         printk(KERN_ERR
 397                                "ice1724: Too long irq loop, status = 0x%x\n",
 398                                status);
 399                         break;
 400                 }
 401 #endif
 402                 handled = 1;
 403                 if (status & VT1724_IRQ_MPU_TX) {
 404                         spin_lock(&ice->reg_lock);
 405                         if (ice->midi_output)
 406                                 vt1724_midi_write(ice);
 407                         spin_unlock(&ice->reg_lock);
 408                         /* Due to mysterical reasons, MPU_TX is always
 409                          * generated (and can't be cleared) when a PCM
 410                          * playback is going.  So let's ignore at the
 411                          * next loop.
 412                          */
 413                         status_mask &= ~VT1724_IRQ_MPU_TX;
 414                 }
 415                 if (status & VT1724_IRQ_MPU_RX) {
 416                         spin_lock(&ice->reg_lock);
 417                         if (ice->midi_input)
 418                                 vt1724_midi_read(ice);
 419                         else
 420                                 vt1724_midi_clear_rx(ice);
 421                         spin_unlock(&ice->reg_lock);
 422                 }
 423                 /* ack MPU irq */
 424                 outb(status, ICEREG1724(ice, IRQSTAT));
 425                 if (status & VT1724_IRQ_MTPCM) {
 426                         /*
 427                          * Multi-track PCM
 428                          * PCM assignment are:
 429                          * Playback DMA0 (M/C) = playback_pro_substream
 430                          * Playback DMA1 = playback_con_substream_ds[0]
 431                          * Playback DMA2 = playback_con_substream_ds[1]
 432                          * Playback DMA3 = playback_con_substream_ds[2]
 433                          * Playback DMA4 (SPDIF) = playback_con_substream
 434                          * Record DMA0 = capture_pro_substream
 435                          * Record DMA1 = capture_con_substream
 436                          */
 437                         unsigned char mtstat = inb(ICEMT1724(ice, IRQ));
 438                         if (mtstat & VT1724_MULTI_PDMA0) {
 439                                 if (ice->playback_pro_substream)
 440                                         snd_pcm_period_elapsed(ice->playback_pro_substream);
 441                         }
 442                         if (mtstat & VT1724_MULTI_RDMA0) {
 443                                 if (ice->capture_pro_substream)
 444                                         snd_pcm_period_elapsed(ice->capture_pro_substream);
 445                         }
 446                         if (mtstat & VT1724_MULTI_PDMA1) {
 447                                 if (ice->playback_con_substream_ds[0])
 448                                         snd_pcm_period_elapsed(ice->playback_con_substream_ds[0]);
 449                         }
 450                         if (mtstat & VT1724_MULTI_PDMA2) {
 451                                 if (ice->playback_con_substream_ds[1])
 452                                         snd_pcm_period_elapsed(ice->playback_con_substream_ds[1]);
 453                         }
 454                         if (mtstat & VT1724_MULTI_PDMA3) {
 455                                 if (ice->playback_con_substream_ds[2])
 456                                         snd_pcm_period_elapsed(ice->playback_con_substream_ds[2]);
 457                         }
 458                         if (mtstat & VT1724_MULTI_PDMA4) {
 459                                 if (ice->playback_con_substream)
 460                                         snd_pcm_period_elapsed(ice->playback_con_substream);
 461                         }
 462                         if (mtstat & VT1724_MULTI_RDMA1) {
 463                                 if (ice->capture_con_substream)
 464                                         snd_pcm_period_elapsed(ice->capture_con_substream);
 465                         }
 466                         /* ack anyway to avoid freeze */
 467                         outb(mtstat, ICEMT1724(ice, IRQ));
 468                         /* ought to really handle this properly */
 469                         if (mtstat & VT1724_MULTI_FIFO_ERR) {
 470                                 unsigned char fstat = inb(ICEMT1724(ice, DMA_FIFO_ERR));
 471                                 outb(fstat, ICEMT1724(ice, DMA_FIFO_ERR));
 472                                 outb(VT1724_MULTI_FIFO_ERR | inb(ICEMT1724(ice, DMA_INT_MASK)), ICEMT1724(ice, DMA_INT_MASK));
 473                                 /* If I don't do this, I get machine lockup due to continual interrupts */
 474                         }
 475
 476                 }
 477         }
 478         return IRQ_RETVAL(handled);
 479 }
 480
 481 /*
 482  *  PCM code - professional part (multitrack)
 483  */
 484
 485 static unsigned int rates[] = {
 486         8000, 9600, 11025, 12000, 16000, 22050, 24000,
 487         32000, 44100, 48000, 64000, 88200, 96000,
 488         176400, 192000,
 489 };
 490
 491 static struct snd_pcm_hw_constraint_list hw_constraints_rates_96 = {
 492         .count = ARRAY_SIZE(rates) - 2, /* up to 96000 */
 493         .list = rates,
 494         .mask = 0,
 495 };
 496
 497 static struct snd_pcm_hw_constraint_list hw_constraints_rates_48 = {
 498         .count = ARRAY_SIZE(rates) - 5, /* up to 48000 */
 499         .list = rates,
 500         .mask = 0,
 501 };
 502
 503 static struct snd_pcm_hw_constraint_list hw_constraints_rates_192 = {
 504         .count = ARRAY_SIZE(rates),
 505         .list = rates,
 506         .mask = 0,
 507 };
 508
 509 struct vt1724_pcm_reg {
 510         unsigned int addr;      /* ADDR register offset */
 511         unsigned int size;      /* SIZE register offset */
 512         unsigned int count;     /* COUNT register offset */
 513         unsigned int start;     /* start & pause bit */
 514 };
 515
 516 static int snd_vt1724_pcm_trigger(struct snd_pcm_substream *substream, int cmd)
 517 {
 518         struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
 519         unsigned char what;
 520         unsigned char old;
 521         struct snd_pcm_substream *s;
 522
 523         what = 0;
 524         snd_pcm_group_for_each_entry(s, substream) {
 525                 if (snd_pcm_substream_chip(s) == ice) {
 526                         const struct vt1724_pcm_reg *reg;
 527                         reg = s->runtime->private_data;
 528                         what |= reg->start;
 529                         snd_pcm_trigger_done(s, substream);
 530                 }
 531         }
 532
 533         switch (cmd) {
 534         case SNDRV_PCM_TRIGGER_PAUSE_PUSH:
 535         case SNDRV_PCM_TRIGGER_PAUSE_RELEASE:
 536                 spin_lock(&ice->reg_lock);
 537                 old = inb(ICEMT1724(ice, DMA_PAUSE));
 538                 if (cmd == SNDRV_PCM_TRIGGER_PAUSE_PUSH)
 539                         old |= what;
 540                 else
 541                         old &= ~what;
 542                 outb(old, ICEMT1724(ice, DMA_PAUSE));
 543                 spin_unlock(&ice->reg_lock);
 544                 break;
 545
 546         case SNDRV_PCM_TRIGGER_START:
 547         case SNDRV_PCM_TRIGGER_STOP:
 548                 spin_lock(&ice->reg_lock);
 549                 old = inb(ICEMT1724(ice, DMA_CONTROL));
 550                 if (cmd == SNDRV_PCM_TRIGGER_START)
 551                         old |= what;
 552                 else
 553                         old &= ~what;
 554                 outb(old, ICEMT1724(ice, DMA_CONTROL));
 555                 spin_unlock(&ice->reg_lock);
 556                 break;
 557
 558         default:
 559                 return -EINVAL;
 560         }
 561         return 0;
 562 }
 563
 564 /*
 565  */
 566
 567 #define DMA_STARTS      (VT1724_RDMA0_START|VT1724_PDMA0_START|VT1724_RDMA1_START|\
 568         VT1724_PDMA1_START|VT1724_PDMA2_START|VT1724_PDMA3_START|VT1724_PDMA4_START)
 569 #define DMA_PAUSES      (VT1724_RDMA0_PAUSE|VT1724_PDMA0_PAUSE|VT1724_RDMA1_PAUSE|\
 570         VT1724_PDMA1_PAUSE|VT1724_PDMA2_PAUSE|VT1724_PDMA3_PAUSE|VT1724_PDMA4_PAUSE)
 571
 572 static const unsigned int stdclock_rate_list[16] = {
 573         48000, 24000, 12000, 9600, 32000, 16000, 8000, 96000, 44100,
 574         22050, 11025, 88200, 176400, 0, 192000, 64000
 575 };
 576
 577 static unsigned int stdclock_get_rate(struct snd_ice1712 *ice)
 578 {
 579         unsigned int rate;
 580         rate = stdclock_rate_list[inb(ICEMT1724(ice, RATE)) & 15];
 581         return rate;
 582 }
 583
 584 static void stdclock_set_rate(struct snd_ice1712 *ice, unsigned int rate)
 585 {
 586         int i;
 587         for (i = 0; i < ARRAY_SIZE(stdclock_rate_list); i++) {
 588                 if (stdclock_rate_list[i] == rate) {
 589                         outb(i, ICEMT1724(ice, RATE));
 590                         return;
 591                 }
 592         }
 593 }
 594
 595 static unsigned char stdclock_set_mclk(struct snd_ice1712 *ice,
 596                                        unsigned int rate)
 597 {
 598         unsigned char val, old;
 599         /* check MT02 */
 600         if (ice->eeprom.data[ICE_EEP2_ACLINK] & VT1724_CFG_PRO_I2S) {
 601                 val = old = inb(ICEMT1724(ice, I2S_FORMAT));
 602                 if (rate > 96000)
 603                         val |= VT1724_MT_I2S_MCLK_128X; /* 128x MCLK */
 604                 else
 605                         val &= ~VT1724_MT_I2S_MCLK_128X; /* 256x MCLK */
 606                 if (val != old) {
 607                         outb(val, ICEMT1724(ice, I2S_FORMAT));
 608                         /* master clock changed */
 609                         return 1;
 610                 }
 611         }
 612         /* no change in master clock */
 613         return 0;
 614 }
 615
 616 static void snd_vt1724_set_pro_rate(struct snd_ice1712 *ice, unsigned int rate,
 617                                     int force)
 618 {
 619         unsigned long flags;
 620         unsigned char mclk_change;
 621         unsigned int i, old_rate;
 622
 623         if (rate > ice->hw_rates->list[ice->hw_rates->count - 1])
 624                 return;
 625         spin_lock_irqsave(&ice->reg_lock, flags);
 626         if ((inb(ICEMT1724(ice, DMA_CONTROL)) & DMA_STARTS) ||
 627             (inb(ICEMT1724(ice, DMA_PAUSE)) & DMA_PAUSES)) {
 628                 /* running? we cannot change the rate now... */
 629                 spin_unlock_irqrestore(&ice->reg_lock, flags);
 630                 return;
 631         }
 632         if (!force && is_pro_rate_locked(ice)) {
 633                 spin_unlock_irqrestore(&ice->reg_lock, flags);
 634                 return;
 635         }
 636
 637         old_rate = ice->get_rate(ice);
 638         if (force || (old_rate != rate))
 639                 ice->set_rate(ice, rate);
 640         else if (rate == ice->cur_rate) {
 641                 spin_unlock_irqrestore(&ice->reg_lock, flags);
 642                 return;
 643         }
 644
 645         ice->cur_rate = rate;
 646
 647         /* setting master clock */
 648         mclk_change = ice->set_mclk(ice, rate);
 649
 650         spin_unlock_irqrestore(&ice->reg_lock, flags);
 651
 652         if (mclk_change && ice->gpio.i2s_mclk_changed)
 653                 ice->gpio.i2s_mclk_changed(ice);
 654         if (ice->gpio.set_pro_rate)
 655                 ice->gpio.set_pro_rate(ice, rate);
 656
 657         /* set up codecs */
 658         for (i = 0; i < ice->akm_codecs; i++) {
 659                 if (ice->akm[i].ops.set_rate_val)
 660                         ice->akm[i].ops.set_rate_val(&ice->akm[i], rate);
 661         }
 662         if (ice->spdif.ops.setup_rate)
 663                 ice->spdif.ops.setup_rate(ice, rate);
 664 }
 665
 666 static int snd_vt1724_pcm_hw_params(struct snd_pcm_substream *substream,
 667                                     struct snd_pcm_hw_params *hw_params)
 668 {
 669         struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
 670         int i, chs;
 671
 672         chs = params_channels(hw_params);
 673         mutex_lock(&ice->open_mutex);
 674         /* mark surround channels */
 675         if (substream == ice->playback_pro_substream) {
 676                 /* PDMA0 can be multi-channel up to 8 */
 677                 chs = chs / 2 - 1;
 678                 for (i = 0; i < chs; i++) {
 679                         if (ice->pcm_reserved[i] &&
 680                             ice->pcm_reserved[i] != substream) {
 681                                 mutex_unlock(&ice->open_mutex);
 682                                 return -EBUSY;
 683                         }
 684                         ice->pcm_reserved[i] = substream;
 685                 }
 686                 for (; i < 3; i++) {
 687                         if (ice->pcm_reserved[i] == substream)
 688                                 ice->pcm_reserved[i] = NULL;
 689                 }
 690         } else {
 691                 for (i = 0; i < 3; i++) {
 692                         /* check individual playback stream */
 693                         if (ice->playback_con_substream_ds[i] == substream) {
 694                                 if (ice->pcm_reserved[i] &&
 695                                     ice->pcm_reserved[i] != substream) {
 696                                         mutex_unlock(&ice->open_mutex);
 697                                         return -EBUSY;
 698                                 }
 699                                 ice->pcm_reserved[i] = substream;
 700                                 break;
 701                         }
 702                 }
 703         }
 704         mutex_unlock(&ice->open_mutex);
 705         snd_vt1724_set_pro_rate(ice, params_rate(hw_params), 0);
 706         return snd_pcm_lib_malloc_pages(substream, params_buffer_bytes(hw_params));
 707 }
 708
 709 static int snd_vt1724_pcm_hw_free(struct snd_pcm_substream *substream)
 710 {
 711         struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
 712         int i;
 713
 714         mutex_lock(&ice->open_mutex);
 715         /* unmark surround channels */
 716         for (i = 0; i < 3; i++)
 717                 if (ice->pcm_reserved[i] == substream)
 718                         ice->pcm_reserved[i] = NULL;
 719         mutex_unlock(&ice->open_mutex);
 720         return snd_pcm_lib_free_pages(substream);
 721 }
 722
 723 static int snd_vt1724_playback_pro_prepare(struct snd_pcm_substream *substream)
 724 {
 725         struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
 726         unsigned char val;
 727         unsigned int size;
 728
 729         spin_lock_irq(&ice->reg_lock);
 730         val = (8 - substream->runtime->channels) >> 1;
 731         outb(val, ICEMT1724(ice, BURST));
 732
 733         outl(substream->runtime->dma_addr, ICEMT1724(ice, PLAYBACK_ADDR));
 734
 735         size = (snd_pcm_lib_buffer_bytes(substream) >> 2) - 1;
 736         // outl(size, ICEMT1724(ice, PLAYBACK_SIZE));
 737         outw(size, ICEMT1724(ice, PLAYBACK_SIZE));
 738         outb(size >> 16, ICEMT1724(ice, PLAYBACK_SIZE) + 2);
 739         size = (snd_pcm_lib_period_bytes(substream) >> 2) - 1;
 740         // outl(size, ICEMT1724(ice, PLAYBACK_COUNT));
 741         outw(size, ICEMT1724(ice, PLAYBACK_COUNT));
 742         outb(size >> 16, ICEMT1724(ice, PLAYBACK_COUNT) + 2);
 743
 744         spin_unlock_irq(&ice->reg_lock);
 745
 746         // printk("pro prepare: ch = %d, addr = 0x%x, buffer = 0x%x, period = 0x%x\n", substream->runtime->channels, (unsigned int)substream->runtime->dma_addr, snd_pcm_lib_buffer_bytes(substream), snd_pcm_lib_period_bytes(substream));
 747         return 0;
 748 }
 749
 750 static snd_pcm_uframes_t snd_vt1724_playback_pro_pointer(struct snd_pcm_substream *substream)
 751 {
 752         struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
 753         size_t ptr;
 754
 755         if (!(inl(ICEMT1724(ice, DMA_CONTROL)) & VT1724_PDMA0_START))
 756                 return 0;
 757 #if 0 /* read PLAYBACK_ADDR */
 758         ptr = inl(ICEMT1724(ice, PLAYBACK_ADDR));
 759         if (ptr < substream->runtime->dma_addr) {
 760                 snd_printd("ice1724: invalid negative ptr\n");
 761                 return 0;
 762         }
 763         ptr -= substream->runtime->dma_addr;
 764         ptr = bytes_to_frames(substream->runtime, ptr);
 765         if (ptr >= substream->runtime->buffer_size) {
 766                 snd_printd("ice1724: invalid ptr %d (size=%d)\n",
 767                            (int)ptr, (int)substream->runtime->period_size);
 768                 return 0;
 769         }
 770 #else /* read PLAYBACK_SIZE */
 771         ptr = inl(ICEMT1724(ice, PLAYBACK_SIZE)) & 0xffffff;
 772         ptr = (ptr + 1) << 2;
 773         ptr = bytes_to_frames(substream->runtime, ptr);
 774         if (! ptr)
 775                 ;
 776         else if (ptr <= substream->runtime->buffer_size)
 777                 ptr = substream->runtime->buffer_size - ptr;
 778         else {
 779                 snd_printd("ice1724: invalid ptr %d (size=%d)\n",
 780                            (int)ptr, (int)substream->runtime->buffer_size);
 781                 ptr = 0;
 782         }
 783 #endif
 784         return ptr;
 785 }
 786
 787 static int snd_vt1724_pcm_prepare(struct snd_pcm_substream *substream)
 788 {
 789         struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
 790         const struct vt1724_pcm_reg *reg = substream->runtime->private_data;
 791
 792         spin_lock_irq(&ice->reg_lock);
 793         outl(substream->runtime->dma_addr, ice->profi_port + reg->addr);
 794         outw((snd_pcm_lib_buffer_bytes(substream) >> 2) - 1,
 795              ice->profi_port + reg->size);
 796         outw((snd_pcm_lib_period_bytes(substream) >> 2) - 1,
 797              ice->profi_port + reg->count);
 798         spin_unlock_irq(&ice->reg_lock);
 799         return 0;
 800 }
 801
 802 static snd_pcm_uframes_t snd_vt1724_pcm_pointer(struct snd_pcm_substream *substream)
 803 {
 804         struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
 805         const struct vt1724_pcm_reg *reg = substream->runtime->private_data;
 806         size_t ptr;
 807
 808         if (!(inl(ICEMT1724(ice, DMA_CONTROL)) & reg->start))
 809                 return 0;
 810 #if 0 /* use ADDR register */
 811         ptr = inl(ice->profi_port + reg->addr);
 812         ptr -= substream->runtime->dma_addr;
 813         return bytes_to_frames(substream->runtime, ptr);
 814 #else /* use SIZE register */
 815         ptr = inw(ice->profi_port + reg->size);
 816         ptr = (ptr + 1) << 2;
 817         ptr = bytes_to_frames(substream->runtime, ptr);
 818         if (! ptr)
 819                 ;
 820         else if (ptr <= substream->runtime->buffer_size)
 821                 ptr = substream->runtime->buffer_size - ptr;
 822         else {
 823                 snd_printd("ice1724: invalid ptr %d (size=%d)\n",
 824                            (int)ptr, (int)substream->runtime->buffer_size);
 825                 ptr = 0;
 826         }
 827         return ptr;
 828 #endif
 829 }
 830
 831 static const struct vt1724_pcm_reg vt1724_playback_pro_reg = {
 832         .addr = VT1724_MT_PLAYBACK_ADDR,
 833         .size = VT1724_MT_PLAYBACK_SIZE,
 834         .count = VT1724_MT_PLAYBACK_COUNT,
 835         .start = VT1724_PDMA0_START,
 836 };
 837
 838 static const struct vt1724_pcm_reg vt1724_capture_pro_reg = {
 839         .addr = VT1724_MT_CAPTURE_ADDR,
 840         .size = VT1724_MT_CAPTURE_SIZE,
 841         .count = VT1724_MT_CAPTURE_COUNT,
 842         .start = VT1724_RDMA0_START,
 843 };
 844
 845 static const struct snd_pcm_hardware snd_vt1724_playback_pro =
 846 {
 847         .info =                 (SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_INTERLEAVED |
 848                                  SNDRV_PCM_INFO_BLOCK_TRANSFER |
 849                                  SNDRV_PCM_INFO_MMAP_VALID |
 850                                  SNDRV_PCM_INFO_PAUSE | SNDRV_PCM_INFO_SYNC_START),
 851         .formats =              SNDRV_PCM_FMTBIT_S32_LE,
 852         .rates =                SNDRV_PCM_RATE_KNOT | SNDRV_PCM_RATE_8000_192000,
 853         .rate_min =             8000,
 854         .rate_max =             192000,
 855         .channels_min =         2,
 856         .channels_max =         8,
 857         .buffer_bytes_max =     (1UL << 21),    /* 19bits dword */
 858         .period_bytes_min =     8 * 4 * 2,      /* FIXME: constraints needed */
 859         .period_bytes_max =     (1UL << 21),
 860         .periods_min =          2,
 861         .periods_max =          1024,
 862 };
 863
 864 static const struct snd_pcm_hardware snd_vt1724_spdif =
 865 {
 866         .info =                 (SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_INTERLEAVED |
 867                                  SNDRV_PCM_INFO_BLOCK_TRANSFER |
 868                                  SNDRV_PCM_INFO_MMAP_VALID |
 869                                  SNDRV_PCM_INFO_PAUSE | SNDRV_PCM_INFO_SYNC_START),
 870         .formats =              SNDRV_PCM_FMTBIT_S32_LE,
 871         .rates =                (SNDRV_PCM_RATE_32000|SNDRV_PCM_RATE_44100|
 872                                  SNDRV_PCM_RATE_48000|SNDRV_PCM_RATE_88200|
 873                                  SNDRV_PCM_RATE_96000|SNDRV_PCM_RATE_176400|
 874                                  SNDRV_PCM_RATE_192000),
 875         .rate_min =             32000,
 876         .rate_max =             192000,
 877         .channels_min =         2,
 878         .channels_max =         2,
 879         .buffer_bytes_max =     (1UL << 18),    /* 16bits dword */
 880         .period_bytes_min =     2 * 4 * 2,
 881         .period_bytes_max =     (1UL << 18),
 882         .periods_min =          2,
 883         .periods_max =          1024,
 884 };
 885
 886 static const struct snd_pcm_hardware snd_vt1724_2ch_stereo =
 887 {
 888         .info =                 (SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_INTERLEAVED |
 889                                  SNDRV_PCM_INFO_BLOCK_TRANSFER |
 890                                  SNDRV_PCM_INFO_MMAP_VALID |
 891                                  SNDRV_PCM_INFO_PAUSE | SNDRV_PCM_INFO_SYNC_START),
 892         .formats =              SNDRV_PCM_FMTBIT_S32_LE,
 893         .rates =                SNDRV_PCM_RATE_KNOT | SNDRV_PCM_RATE_8000_192000,
 894         .rate_min =             8000,
 895         .rate_max =             192000,
 896         .channels_min =         2,
 897         .channels_max =         2,
 898         .buffer_bytes_max =     (1UL << 18),    /* 16bits dword */
 899         .period_bytes_min =     2 * 4 * 2,
 900         .period_bytes_max =     (1UL << 18),
 901         .periods_min =          2,
 902         .periods_max =          1024,
 903 };
 904
 905 /*
 906  * set rate constraints
 907  */
 908 static void set_std_hw_rates(struct snd_ice1712 *ice)
 909 {
 910         if (ice->eeprom.data[ICE_EEP2_ACLINK] & VT1724_CFG_PRO_I2S) {
 911                 /* I2S */
 912                 /* VT1720 doesn't support more than 96kHz */
 913                 if ((ice->eeprom.data[ICE_EEP2_I2S] & 0x08) && !ice->vt1720)
 914                         ice->hw_rates = &hw_constraints_rates_192;
 915                 else
 916                         ice->hw_rates = &hw_constraints_rates_96;
 917         } else {
 918                 /* ACLINK */
 919                 ice->hw_rates = &hw_constraints_rates_48;
 920         }
 921 }
 922
 923 static int set_rate_constraints(struct snd_ice1712 *ice,
 924                                 struct snd_pcm_substream *substream)
 925 {
 926         struct snd_pcm_runtime *runtime = substream->runtime;
 927
 928         runtime->hw.rate_min = ice->hw_rates->list[0];
 929         runtime->hw.rate_max = ice->hw_rates->list[ice->hw_rates->count - 1];
 930         runtime->hw.rates = SNDRV_PCM_RATE_KNOT;
 931         return snd_pcm_hw_constraint_list(runtime, 0,
 932                                           SNDRV_PCM_HW_PARAM_RATE,
 933                                           ice->hw_rates);
 934 }
 935
 936 /* multi-channel playback needs alignment 8x32bit regardless of the channels
 937  * actually used
 938  */
 939 #define VT1724_BUFFER_ALIGN     0x20
 940
 941 static int snd_vt1724_playback_pro_open(struct snd_pcm_substream *substream)
 942 {
 943         struct snd_pcm_runtime *runtime = substream->runtime;
 944         struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
 945         int chs;
 946
 947         runtime->private_data = (void *)&vt1724_playback_pro_reg;
 948         ice->playback_pro_substream = substream;
 949         runtime->hw = snd_vt1724_playback_pro;
 950         snd_pcm_set_sync(substream);
 951         snd_pcm_hw_constraint_msbits(runtime, 0, 32, 24);
 952         set_rate_constraints(ice, substream);
 953         mutex_lock(&ice->open_mutex);
 954         /* calculate the currently available channels */
 955         for (chs = 0; chs < 3; chs++) {
 956                 if (ice->pcm_reserved[chs])
 957                         break;
 958         }
 959         chs = (chs + 1) * 2;
 960         runtime->hw.channels_max = chs;
 961         if (chs > 2) /* channels must be even */
 962                 snd_pcm_hw_constraint_step(runtime, 0, SNDRV_PCM_HW_PARAM_CHANNELS, 2);
 963         mutex_unlock(&ice->open_mutex);
 964         snd_pcm_hw_constraint_step(runtime, 0, SNDRV_PCM_HW_PARAM_PERIOD_BYTES,
 965                                    VT1724_BUFFER_ALIGN);
 966         snd_pcm_hw_constraint_step(runtime, 0, SNDRV_PCM_HW_PARAM_BUFFER_BYTES,
 967                                    VT1724_BUFFER_ALIGN);
 968         return 0;
 969 }
 970
 971 static int snd_vt1724_capture_pro_open(struct snd_pcm_substream *substream)
 972 {
 973         struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
 974         struct snd_pcm_runtime *runtime = substream->runtime;
 975
 976         runtime->private_data = (void *)&vt1724_capture_pro_reg;
 977         ice->capture_pro_substream = substream;
 978         runtime->hw = snd_vt1724_2ch_stereo;
 979         snd_pcm_set_sync(substream);
 980         snd_pcm_hw_constraint_msbits(runtime, 0, 32, 24);
 981         set_rate_constraints(ice, substream);
 982         snd_pcm_hw_constraint_step(runtime, 0, SNDRV_PCM_HW_PARAM_PERIOD_BYTES,
 983                                    VT1724_BUFFER_ALIGN);
 984         snd_pcm_hw_constraint_step(runtime, 0, SNDRV_PCM_HW_PARAM_BUFFER_BYTES,
 985                                    VT1724_BUFFER_ALIGN);
 986         return 0;
 987 }
 988
 989 static int snd_vt1724_playback_pro_close(struct snd_pcm_substream *substream)
 990 {
 991         struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
 992
 993         if (PRO_RATE_RESET)
 994                 snd_vt1724_set_pro_rate(ice, ice->pro_rate_default, 0);
 995         ice->playback_pro_substream = NULL;
 996
 997         return 0;
 998 }
 999
1000 static int snd_vt1724_capture_pro_close(struct snd_pcm_substream *substream)
1001 {
1002         struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
1003
1004         if (PRO_RATE_RESET)
1005                 snd_vt1724_set_pro_rate(ice, ice->pro_rate_default, 0);
1006         ice->capture_pro_substream = NULL;
1007         return 0;
1008 }
1009
1010 static struct snd_pcm_ops snd_vt1724_playback_pro_ops = {
1011         .open =         snd_vt1724_playback_pro_open,
1012         .close =        snd_vt1724_playback_pro_close,
1013         .ioctl =        snd_pcm_lib_ioctl,
1014         .hw_params =    snd_vt1724_pcm_hw_params,
1015         .hw_free =      snd_vt1724_pcm_hw_free,
1016         .prepare =      snd_vt1724_playback_pro_prepare,
1017         .trigger =      snd_vt1724_pcm_trigger,
1018         .pointer =      snd_vt1724_playback_pro_pointer,
1019 };
1020
1021 static struct snd_pcm_ops snd_vt1724_capture_pro_ops = {
1022         .open =         snd_vt1724_capture_pro_open,
1023         .close =        snd_vt1724_capture_pro_close,
1024         .ioctl =        snd_pcm_lib_ioctl,
1025         .hw_params =    snd_vt1724_pcm_hw_params,
1026         .hw_free =      snd_vt1724_pcm_hw_free,
1027         .prepare =      snd_vt1724_pcm_prepare,
1028         .trigger =      snd_vt1724_pcm_trigger,
1029         .pointer =      snd_vt1724_pcm_pointer,
1030 };
1031
1032 static int __devinit snd_vt1724_pcm_profi(struct snd_ice1712 * ice, int device)
1033 {
1034         struct snd_pcm *pcm;
1035         int err;
1036
1037         err = snd_pcm_new(ice->card, "ICE1724", device, 1, 1, &pcm);
1038         if (err < 0)
1039                 return err;
1040
1041         snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_PLAYBACK, &snd_vt1724_playback_pro_ops);
1042         snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_CAPTURE, &snd_vt1724_capture_pro_ops);
1043
1044         pcm->private_data = ice;
1045         pcm->info_flags = 0;
1046         strcpy(pcm->name, "ICE1724");
1047
1048         snd_pcm_lib_preallocate_pages_for_all(pcm, SNDRV_DMA_TYPE_DEV,
1049                                               snd_dma_pci_data(ice->pci),
1050                                               256*1024, 256*1024);
1051
1052         ice->pcm_pro = pcm;
1053
1054         return 0;
1055 }
1056
1057
1058 /*
1059  * SPDIF PCM
1060  */
1061
1062 static const struct vt1724_pcm_reg vt1724_playback_spdif_reg = {
1063         .addr = VT1724_MT_PDMA4_ADDR,
1064         .size = VT1724_MT_PDMA4_SIZE,
1065         .count = VT1724_MT_PDMA4_COUNT,
1066         .start = VT1724_PDMA4_START,
1067 };
1068
1069 static const struct vt1724_pcm_reg vt1724_capture_spdif_reg = {
1070         .addr = VT1724_MT_RDMA1_ADDR,
1071         .size = VT1724_MT_RDMA1_SIZE,
1072         .count = VT1724_MT_RDMA1_COUNT,
1073         .start = VT1724_RDMA1_START,
1074 };
1075
1076 /* update spdif control bits; call with reg_lock */
1077 static void update_spdif_bits(struct snd_ice1712 *ice, unsigned int val)
1078 {
1079         unsigned char cbit, disabled;
1080
1081         cbit = inb(ICEREG1724(ice, SPDIF_CFG));
1082         disabled = cbit & ~VT1724_CFG_SPDIF_OUT_EN;
1083         if (cbit != disabled)
1084                 outb(disabled, ICEREG1724(ice, SPDIF_CFG));
1085         outw(val, ICEMT1724(ice, SPDIF_CTRL));
1086         if (cbit != disabled)
1087                 outb(cbit, ICEREG1724(ice, SPDIF_CFG));
1088         outw(val, ICEMT1724(ice, SPDIF_CTRL));
1089 }
1090
1091 /* update SPDIF control bits according to the given rate */
1092 static void update_spdif_rate(struct snd_ice1712 *ice, unsigned int rate)
1093 {
1094         unsigned int val, nval;
1095         unsigned long flags;
1096
1097         spin_lock_irqsave(&ice->reg_lock, flags);
1098         nval = val = inw(ICEMT1724(ice, SPDIF_CTRL));
1099         nval &= ~(7 << 12);
1100         switch (rate) {
1101         case 44100: break;
1102         case 48000: nval |= 2 << 12; break;
1103         case 32000: nval |= 3 << 12; break;
1104         case 88200: nval |= 4 << 12; break;
1105         case 96000: nval |= 5 << 12; break;
1106         case 192000: nval |= 6 << 12; break;
1107         case 176400: nval |= 7 << 12; break;
1108         }
1109         if (val != nval)
1110                 update_spdif_bits(ice, nval);
1111         spin_unlock_irqrestore(&ice->reg_lock, flags);
1112 }
1113
1114 static int snd_vt1724_playback_spdif_prepare(struct snd_pcm_substream *substream)
1115 {
1116         struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
1117         if (! ice->force_pdma4)
1118                 update_spdif_rate(ice, substream->runtime->rate);
1119         return snd_vt1724_pcm_prepare(substream);
1120 }
1121
1122 static int snd_vt1724_playback_spdif_open(struct snd_pcm_substream *substream)
1123 {
1124         struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
1125         struct snd_pcm_runtime *runtime = substream->runtime;
1126
1127         runtime->private_data = (void *)&vt1724_playback_spdif_reg;
1128         ice->playback_con_substream = substream;
1129         if (ice->force_pdma4) {
1130                 runtime->hw = snd_vt1724_2ch_stereo;
1131                 set_rate_constraints(ice, substream);
1132         } else
1133                 runtime->hw = snd_vt1724_spdif;
1134         snd_pcm_set_sync(substream);
1135         snd_pcm_hw_constraint_msbits(runtime, 0, 32, 24);
1136         snd_pcm_hw_constraint_step(runtime, 0, SNDRV_PCM_HW_PARAM_PERIOD_BYTES,
1137                                    VT1724_BUFFER_ALIGN);
1138         snd_pcm_hw_constraint_step(runtime, 0, SNDRV_PCM_HW_PARAM_BUFFER_BYTES,
1139                                    VT1724_BUFFER_ALIGN);
1140         if (ice->spdif.ops.open)
1141                 ice->spdif.ops.open(ice, substream);
1142         return 0;
1143 }
1144
1145 static int snd_vt1724_playback_spdif_close(struct snd_pcm_substream *substream)
1146 {
1147         struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
1148
1149         if (PRO_RATE_RESET)
1150                 snd_vt1724_set_pro_rate(ice, ice->pro_rate_default, 0);
1151         ice->playback_con_substream = NULL;
1152         if (ice->spdif.ops.close)
1153                 ice->spdif.ops.close(ice, substream);
1154
1155         return 0;
1156 }
1157
1158 static int snd_vt1724_capture_spdif_open(struct snd_pcm_substream *substream)
1159 {
1160         struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
1161         struct snd_pcm_runtime *runtime = substream->runtime;
1162
1163         runtime->private_data = (void *)&vt1724_capture_spdif_reg;
1164         ice->capture_con_substream = substream;
1165         if (ice->force_rdma1) {
1166                 runtime->hw = snd_vt1724_2ch_stereo;
1167                 set_rate_constraints(ice, substream);
1168         } else
1169                 runtime->hw = snd_vt1724_spdif;
1170         snd_pcm_set_sync(substream);
1171         snd_pcm_hw_constraint_msbits(runtime, 0, 32, 24);
1172         snd_pcm_hw_constraint_step(runtime, 0, SNDRV_PCM_HW_PARAM_PERIOD_BYTES,
1173                                    VT1724_BUFFER_ALIGN);
1174         snd_pcm_hw_constraint_step(runtime, 0, SNDRV_PCM_HW_PARAM_BUFFER_BYTES,
1175                                    VT1724_BUFFER_ALIGN);
1176         if (ice->spdif.ops.open)
1177                 ice->spdif.ops.open(ice, substream);
1178         return 0;
1179 }
1180
1181 static int snd_vt1724_capture_spdif_close(struct snd_pcm_substream *substream)
1182 {
1183         struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
1184
1185         if (PRO_RATE_RESET)
1186                 snd_vt1724_set_pro_rate(ice, ice->pro_rate_default, 0);
1187         ice->capture_con_substream = NULL;
1188         if (ice->spdif.ops.close)
1189                 ice->spdif.ops.close(ice, substream);
1190
1191         return 0;
1192 }
1193
1194 static struct snd_pcm_ops snd_vt1724_playback_spdif_ops = {
1195         .open =         snd_vt1724_playback_spdif_open,
1196         .close =        snd_vt1724_playback_spdif_close,
1197         .ioctl =        snd_pcm_lib_ioctl,
1198         .hw_params =    snd_vt1724_pcm_hw_params,
1199         .hw_free =      snd_vt1724_pcm_hw_free,
1200         .prepare =      snd_vt1724_playback_spdif_prepare,
1201         .trigger =      snd_vt1724_pcm_trigger,
1202         .pointer =      snd_vt1724_pcm_pointer,
1203 };
1204
1205 static struct snd_pcm_ops snd_vt1724_capture_spdif_ops = {
1206         .open =         snd_vt1724_capture_spdif_open,
1207         .close =        snd_vt1724_capture_spdif_close,
1208         .ioctl =        snd_pcm_lib_ioctl,
1209         .hw_params =    snd_vt1724_pcm_hw_params,
1210         .hw_free =      snd_vt1724_pcm_hw_free,
1211         .prepare =      snd_vt1724_pcm_prepare,
1212         .trigger =      snd_vt1724_pcm_trigger,
1213         .pointer =      snd_vt1724_pcm_pointer,
1214 };
1215
1216
1217 static int __devinit snd_vt1724_pcm_spdif(struct snd_ice1712 * ice, int device)
1218 {
1219         char *name;
1220         struct snd_pcm *pcm;
1221         int play, capt;
1222         int err;
1223
1224         if (ice->force_pdma4 ||
1225             (ice->eeprom.data[ICE_EEP2_SPDIF] & VT1724_CFG_SPDIF_OUT_INT)) {
1226                 play = 1;
1227                 ice->has_spdif = 1;
1228         } else
1229                 play = 0;
1230         if (ice->force_rdma1 ||
1231             (ice->eeprom.data[ICE_EEP2_SPDIF] & VT1724_CFG_SPDIF_IN)) {
1232                 capt = 1;
1233                 ice->has_spdif = 1;
1234         } else
1235                 capt = 0;
1236         if (! play && ! capt)
1237                 return 0; /* no spdif device */
1238
1239         if (ice->force_pdma4 || ice->force_rdma1)
1240                 name = "ICE1724 Secondary";
1241         else
1242                 name = "IEC1724 IEC958";
1243         err = snd_pcm_new(ice->card, name, device, play, capt, &pcm);
1244         if (err < 0)
1245                 return err;
1246
1247         if (play)
1248                 snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_PLAYBACK,
1249                                 &snd_vt1724_playback_spdif_ops);
1250         if (capt)
1251                 snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_CAPTURE,
1252                                 &snd_vt1724_capture_spdif_ops);
1253
1254         pcm->private_data = ice;
1255         pcm->info_flags = 0;
1256         strcpy(pcm->name, name);
1257
1258         snd_pcm_lib_preallocate_pages_for_all(pcm, SNDRV_DMA_TYPE_DEV,
1259                                               snd_dma_pci_data(ice->pci),
1260                                               64*1024, 64*1024);
1261
1262         ice->pcm = pcm;
1263
1264         return 0;
1265 }
1266
1267
1268 /*
1269  * independent surround PCMs
1270  */
1271
1272 static const struct vt1724_pcm_reg vt1724_playback_dma_regs[3] = {
1273         {
1274                 .addr = VT1724_MT_PDMA1_ADDR,
1275                 .size = VT1724_MT_PDMA1_SIZE,
1276                 .count = VT1724_MT_PDMA1_COUNT,
1277                 .start = VT1724_PDMA1_START,
1278         },
1279         {
1280                 .addr = VT1724_MT_PDMA2_ADDR,
1281                 .size = VT1724_MT_PDMA2_SIZE,
1282                 .count = VT1724_MT_PDMA2_COUNT,
1283                 .start = VT1724_PDMA2_START,
1284         },
1285         {
1286                 .addr = VT1724_MT_PDMA3_ADDR,
1287                 .size = VT1724_MT_PDMA3_SIZE,
1288                 .count = VT1724_MT_PDMA3_COUNT,
1289                 .start = VT1724_PDMA3_START,
1290         },
1291 };
1292
1293 static int snd_vt1724_playback_indep_prepare(struct snd_pcm_substream *substream)
1294 {
1295         struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
1296         unsigned char val;
1297
1298         spin_lock_irq(&ice->reg_lock);
1299         val = 3 - substream->number;
1300         if (inb(ICEMT1724(ice, BURST)) < val)
1301                 outb(val, ICEMT1724(ice, BURST));
1302         spin_unlock_irq(&ice->reg_lock);
1303         return snd_vt1724_pcm_prepare(substream);
1304 }
1305
1306 static int snd_vt1724_playback_indep_open(struct snd_pcm_substream *substream)
1307 {
1308         struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
1309         struct snd_pcm_runtime *runtime = substream->runtime;
1310
1311         mutex_lock(&ice->open_mutex);
1312         /* already used by PDMA0? */
1313         if (ice->pcm_reserved[substream->number]) {
1314                 mutex_unlock(&ice->open_mutex);
1315                 return -EBUSY; /* FIXME: should handle blocking mode properly */
1316         }
1317         mutex_unlock(&ice->open_mutex);
1318         runtime->private_data = (void *)&vt1724_playback_dma_regs[substream->number];
1319         ice->playback_con_substream_ds[substream->number] = substream;
1320         runtime->hw = snd_vt1724_2ch_stereo;
1321         snd_pcm_set_sync(substream);
1322         snd_pcm_hw_constraint_msbits(runtime, 0, 32, 24);
1323         set_rate_constraints(ice, substream);
1324         return 0;
1325 }
1326
1327 static int snd_vt1724_playback_indep_close(struct snd_pcm_substream *substream)
1328 {
1329         struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
1330
1331         if (PRO_RATE_RESET)
1332                 snd_vt1724_set_pro_rate(ice, ice->pro_rate_default, 0);
1333         ice->playback_con_substream_ds[substream->number] = NULL;
1334         ice->pcm_reserved[substream->number] = NULL;
1335
1336         return 0;
1337 }
1338
1339 static struct snd_pcm_ops snd_vt1724_playback_indep_ops = {
1340         .open =         snd_vt1724_playback_indep_open,
1341         .close =        snd_vt1724_playback_indep_close,
1342         .ioctl =        snd_pcm_lib_ioctl,
1343         .hw_params =    snd_vt1724_pcm_hw_params,
1344         .hw_free =      snd_vt1724_pcm_hw_free,
1345         .prepare =      snd_vt1724_playback_indep_prepare,
1346         .trigger =      snd_vt1724_pcm_trigger,
1347         .pointer =      snd_vt1724_pcm_pointer,
1348 };
1349
1350
1351 static int __devinit snd_vt1724_pcm_indep(struct snd_ice1712 * ice, int device)
1352 {
1353         struct snd_pcm *pcm;
1354         int play;
1355         int err;
1356
1357         play = ice->num_total_dacs / 2 - 1;
1358         if (play <= 0)
1359                 return 0;
1360
1361         err = snd_pcm_new(ice->card, "ICE1724 Surrounds", device, play, 0, &pcm);
1362         if (err < 0)
1363                 return err;
1364
1365         snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_PLAYBACK,
1366                         &snd_vt1724_playback_indep_ops);
1367
1368         pcm->private_data = ice;
1369         pcm->info_flags = 0;
1370         strcpy(pcm->name, "ICE1724 Surround PCM");
1371
1372         snd_pcm_lib_preallocate_pages_for_all(pcm, SNDRV_DMA_TYPE_DEV,
1373                                               snd_dma_pci_data(ice->pci),
1374                                               64*1024, 64*1024);
1375
1376         ice->pcm_ds = pcm;
1377
1378         return 0;
1379 }
1380
1381
1382 /*
1383  *  Mixer section
1384  */
1385
1386 static int __devinit snd_vt1724_ac97_mixer(struct snd_ice1712 * ice)
1387 {
1388         int err;
1389
1390         if (! (ice->eeprom.data[ICE_EEP2_ACLINK] & VT1724_CFG_PRO_I2S)) {
1391                 struct snd_ac97_bus *pbus;
1392                 struct snd_ac97_template ac97;
1393                 static struct snd_ac97_bus_ops ops = {
1394                         .write = snd_vt1724_ac97_write,
1395                         .read = snd_vt1724_ac97_read,
1396                 };
1397
1398                 /* cold reset */
1399                 outb(inb(ICEMT1724(ice, AC97_CMD)) | 0x80, ICEMT1724(ice, AC97_CMD));
1400                 mdelay(5); /* FIXME */
1401                 outb(inb(ICEMT1724(ice, AC97_CMD)) & ~0x80, ICEMT1724(ice, AC97_CMD));
1402
1403                 if ((err = snd_ac97_bus(ice->card, 0, &ops, NULL, &pbus)) < 0)
1404                         return err;
1405                 memset(&ac97, 0, sizeof(ac97));
1406                 ac97.private_data = ice;
1407                 if ((err = snd_ac97_mixer(pbus, &ac97, &ice->ac97)) < 0)
1408                         printk(KERN_WARNING "ice1712: cannot initialize pro ac97, skipped\n");
1409                 else
1410                         return 0;
1411         }
1412         /* I2S mixer only */
1413         strcat(ice->card->mixername, "ICE1724 - multitrack");
1414         return 0;
1415 }
1416
1417 /*
1418  *
1419  */
1420
1421 static inline unsigned int eeprom_triple(struct snd_ice1712 *ice, int idx)
1422 {
1423         return (unsigned int)ice->eeprom.data[idx] | \
1424                 ((unsigned int)ice->eeprom.data[idx + 1] << 8) | \
1425                 ((unsigned int)ice->eeprom.data[idx + 2] << 16);
1426 }
1427
1428 static void snd_vt1724_proc_read(struct snd_info_entry *entry,
1429                                  struct snd_info_buffer *buffer)
1430 {
1431         struct snd_ice1712 *ice = entry->private_data;
1432         unsigned int idx;
1433
1434         snd_iprintf(buffer, "%s\n\n", ice->card->longname);
1435         snd_iprintf(buffer, "EEPROM:\n");
1436
1437         snd_iprintf(buffer, "  Subvendor        : 0x%x\n", ice->eeprom.subvendor);
1438         snd_iprintf(buffer, "  Size             : %i bytes\n", ice->eeprom.size);
1439         snd_iprintf(buffer, "  Version          : %i\n", ice->eeprom.version);
1440         snd_iprintf(buffer, "  System Config    : 0x%x\n",
1441                     ice->eeprom.data[ICE_EEP2_SYSCONF]);
1442         snd_iprintf(buffer, "  ACLink           : 0x%x\n",
1443                     ice->eeprom.data[ICE_EEP2_ACLINK]);
1444         snd_iprintf(buffer, "  I2S              : 0x%x\n",
1445                     ice->eeprom.data[ICE_EEP2_I2S]);
1446         snd_iprintf(buffer, "  S/PDIF           : 0x%x\n",
1447                     ice->eeprom.data[ICE_EEP2_SPDIF]);
1448         snd_iprintf(buffer, "  GPIO direction   : 0x%x\n",
1449                     ice->eeprom.gpiodir);
1450         snd_iprintf(buffer, "  GPIO mask        : 0x%x\n",
1451                     ice->eeprom.gpiomask);
1452         snd_iprintf(buffer, "  GPIO state       : 0x%x\n",
1453                     ice->eeprom.gpiostate);
1454         for (idx = 0x12; idx < ice->eeprom.size; idx++)
1455                 snd_iprintf(buffer, "  Extra #%02i        : 0x%x\n",
1456                             idx, ice->eeprom.data[idx]);
1457
1458         snd_iprintf(buffer, "\nRegisters:\n");
1459
1460         snd_iprintf(buffer, "  PSDOUT03 : 0x%08x\n",
1461                     (unsigned)inl(ICEMT1724(ice, ROUTE_PLAYBACK)));
1462         for (idx = 0x0; idx < 0x20 ; idx++)
1463                 snd_iprintf(buffer, "  CCS%02x    : 0x%02x\n",
1464                             idx, inb(ice->port+idx));
1465         for (idx = 0x0; idx < 0x30 ; idx++)
1466                 snd_iprintf(buffer, "  MT%02x     : 0x%02x\n",
1467                             idx, inb(ice->profi_port+idx));
1468 }
1469
1470 static void __devinit snd_vt1724_proc_init(struct snd_ice1712 * ice)
1471 {
1472         struct snd_info_entry *entry;
1473
1474         if (! snd_card_proc_new(ice->card, "ice1724", &entry))
1475                 snd_info_set_text_ops(entry, ice, snd_vt1724_proc_read);
1476 }
1477
1478 /*
1479  *
1480  */
1481
1482 static int snd_vt1724_eeprom_info(struct snd_kcontrol *kcontrol,
1483                                   struct snd_ctl_elem_info *uinfo)
1484 {
1485         uinfo->type = SNDRV_CTL_ELEM_TYPE_BYTES;
1486         uinfo->count = sizeof(struct snd_ice1712_eeprom);
1487         return 0;
1488 }
1489
1490 static int snd_vt1724_eeprom_get(struct snd_kcontrol *kcontrol,
1491                                  struct snd_ctl_elem_value *ucontrol)
1492 {
1493         struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
1494
1495         memcpy(ucontrol->value.bytes.data, &ice->eeprom, sizeof(ice->eeprom));
1496         return 0;
1497 }
1498
1499 static struct snd_kcontrol_new snd_vt1724_eeprom __devinitdata = {
1500         .iface = SNDRV_CTL_ELEM_IFACE_CARD,
1501         .name = "ICE1724 EEPROM",
1502         .access = SNDRV_CTL_ELEM_ACCESS_READ,
1503         .info = snd_vt1724_eeprom_info,
1504         .get = snd_vt1724_eeprom_get
1505 };
1506
1507 /*
1508  */
1509 static int snd_vt1724_spdif_info(struct snd_kcontrol *kcontrol,
1510                                  struct snd_ctl_elem_info *uinfo)
1511 {
1512         uinfo->type = SNDRV_CTL_ELEM_TYPE_IEC958;
1513         uinfo->count = 1;
1514         return 0;
1515 }
1516
1517 static unsigned int encode_spdif_bits(struct snd_aes_iec958 *diga)
1518 {
1519         unsigned int val, rbits;
1520
1521         val = diga->status[0] & 0x03; /* professional, non-audio */
1522         if (val & 0x01) {
1523                 /* professional */
1524                 if ((diga->status[0] & IEC958_AES0_PRO_EMPHASIS) ==
1525                     IEC958_AES0_PRO_EMPHASIS_5015)
1526                         val |= 1U << 3;
1527                 rbits = (diga->status[4] >> 3) & 0x0f;
1528                 if (rbits) {
1529                         switch (rbits) {
1530                         case 2: val |= 5 << 12; break; /* 96k */
1531                         case 3: val |= 6 << 12; break; /* 192k */
1532                         case 10: val |= 4 << 12; break; /* 88.2k */
1533                         case 11: val |= 7 << 12; break; /* 176.4k */
1534                         }
1535                 } else {
1536                         switch (diga->status[0] & IEC958_AES0_PRO_FS) {
1537                         case IEC958_AES0_PRO_FS_44100:
1538                                 break;
1539                         case IEC958_AES0_PRO_FS_32000:
1540                                 val |= 3U << 12;
1541                                 break;
1542                         default:
1543                                 val |= 2U << 12;
1544                                 break;
1545                         }
1546                 }
1547         } else {
1548                 /* consumer */
1549                 val |= diga->status[1] & 0x04; /* copyright */
1550                 if ((diga->status[0] & IEC958_AES0_CON_EMPHASIS) ==
1551                     IEC958_AES0_CON_EMPHASIS_5015)
1552                         val |= 1U << 3;
1553                 val |= (unsigned int)(diga->status[1] & 0x3f) << 4; /* category */
1554                 val |= (unsigned int)(diga->status[3] & IEC958_AES3_CON_FS) << 12; /* fs */
1555         }
1556         return val;
1557 }
1558
1559 static void decode_spdif_bits(struct snd_aes_iec958 *diga, unsigned int val)
1560 {
1561         memset(diga->status, 0, sizeof(diga->status));
1562         diga->status[0] = val & 0x03; /* professional, non-audio */
1563         if (val & 0x01) {
1564                 /* professional */
1565                 if (val & (1U << 3))
1566                         diga->status[0] |= IEC958_AES0_PRO_EMPHASIS_5015;
1567                 switch ((val >> 12) & 0x7) {
1568                 case 0:
1569                         break;
1570                 case 2:
1571                         diga->status[0] |= IEC958_AES0_PRO_FS_32000;
1572                         break;
1573                 default:
1574                         diga->status[0] |= IEC958_AES0_PRO_FS_48000;
1575                         break;
1576                 }
1577         } else {
1578                 /* consumer */
1579                 diga->status[0] |= val & (1U << 2); /* copyright */
1580                 if (val & (1U << 3))
1581                         diga->status[0] |= IEC958_AES0_CON_EMPHASIS_5015;
1582                 diga->status[1] |= (val >> 4) & 0x3f; /* category */
1583                 diga->status[3] |= (val >> 12) & 0x07; /* fs */
1584         }
1585 }
1586
1587 static int snd_vt1724_spdif_default_get(struct snd_kcontrol *kcontrol,
1588                                         struct snd_ctl_elem_value *ucontrol)
1589 {
1590         struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
1591         unsigned int val;
1592         val = inw(ICEMT1724(ice, SPDIF_CTRL));
1593         decode_spdif_bits(&ucontrol->value.iec958, val);
1594         return 0;
1595 }
1596
1597 static int snd_vt1724_spdif_default_put(struct snd_kcontrol *kcontrol,
1598                                          struct snd_ctl_elem_value *ucontrol)
1599 {
1600         struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
1601         unsigned int val, old;
1602
1603         val = encode_spdif_bits(&ucontrol->value.iec958);
1604         spin_lock_irq(&ice->reg_lock);
1605         old = inw(ICEMT1724(ice, SPDIF_CTRL));
1606         if (val != old)
1607                 update_spdif_bits(ice, val);
1608         spin_unlock_irq(&ice->reg_lock);
1609         return (val != old);
1610 }
1611
1612 static struct snd_kcontrol_new snd_vt1724_spdif_default __devinitdata =
1613 {
1614         .iface =        SNDRV_CTL_ELEM_IFACE_PCM,
1615         .name =         SNDRV_CTL_NAME_IEC958("",PLAYBACK,DEFAULT),
1616         .info =         snd_vt1724_spdif_info,
1617         .get =          snd_vt1724_spdif_default_get,
1618         .put =          snd_vt1724_spdif_default_put
1619 };
1620
1621 static int snd_vt1724_spdif_maskc_get(struct snd_kcontrol *kcontrol,
1622                                        struct snd_ctl_elem_value *ucontrol)
1623 {
1624         ucontrol->value.iec958.status[0] = IEC958_AES0_NONAUDIO |
1625                                                      IEC958_AES0_PROFESSIONAL |
1626                                                      IEC958_AES0_CON_NOT_COPYRIGHT |
1627                                                      IEC958_AES0_CON_EMPHASIS;
1628         ucontrol->value.iec958.status[1] = IEC958_AES1_CON_ORIGINAL |
1629                                                      IEC958_AES1_CON_CATEGORY;
1630         ucontrol->value.iec958.status[3] = IEC958_AES3_CON_FS;
1631         return 0;
1632 }
1633
1634 static int snd_vt1724_spdif_maskp_get(struct snd_kcontrol *kcontrol,
1635                                        struct snd_ctl_elem_value *ucontrol)
1636 {
1637         ucontrol->value.iec958.status[0] = IEC958_AES0_NONAUDIO |
1638                                                      IEC958_AES0_PROFESSIONAL |
1639                                                      IEC958_AES0_PRO_FS |
1640                                                      IEC958_AES0_PRO_EMPHASIS;
1641         return 0;
1642 }
1643
1644 static struct snd_kcontrol_new snd_vt1724_spdif_maskc __devinitdata =
1645 {
1646         .access =       SNDRV_CTL_ELEM_ACCESS_READ,
1647         .iface =        SNDRV_CTL_ELEM_IFACE_PCM,
1648         .name =         SNDRV_CTL_NAME_IEC958("",PLAYBACK,CON_MASK),
1649         .info =         snd_vt1724_spdif_info,
1650         .get =          snd_vt1724_spdif_maskc_get,
1651 };
1652
1653 static struct snd_kcontrol_new snd_vt1724_spdif_maskp __devinitdata =
1654 {
1655         .access =       SNDRV_CTL_ELEM_ACCESS_READ,
1656         .iface =        SNDRV_CTL_ELEM_IFACE_PCM,
1657         .name =         SNDRV_CTL_NAME_IEC958("",PLAYBACK,PRO_MASK),
1658         .info =         snd_vt1724_spdif_info,
1659         .get =          snd_vt1724_spdif_maskp_get,
1660 };
1661
1662 #define snd_vt1724_spdif_sw_info                snd_ctl_boolean_mono_info
1663
1664 static int snd_vt1724_spdif_sw_get(struct snd_kcontrol *kcontrol,
1665                                    struct snd_ctl_elem_value *ucontrol)
1666 {
1667         struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
1668         ucontrol->value.integer.value[0] = inb(ICEREG1724(ice, SPDIF_CFG)) &
1669                 VT1724_CFG_SPDIF_OUT_EN ? 1 : 0;
1670         return 0;
1671 }
1672
1673 static int snd_vt1724_spdif_sw_put(struct snd_kcontrol *kcontrol,
1674                                    struct snd_ctl_elem_value *ucontrol)
1675 {
1676         struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
1677         unsigned char old, val;
1678
1679         spin_lock_irq(&ice->reg_lock);
1680         old = val = inb(ICEREG1724(ice, SPDIF_CFG));
1681         val &= ~VT1724_CFG_SPDIF_OUT_EN;
1682         if (ucontrol->value.integer.value[0])
1683                 val |= VT1724_CFG_SPDIF_OUT_EN;
1684         if (old != val)
1685                 outb(val, ICEREG1724(ice, SPDIF_CFG));
1686         spin_unlock_irq(&ice->reg_lock);
1687         return old != val;
1688 }
1689
1690 static struct snd_kcontrol_new snd_vt1724_spdif_switch __devinitdata =
1691 {
1692         .iface =        SNDRV_CTL_ELEM_IFACE_MIXER,
1693         /* FIXME: the following conflict with IEC958 Playback Route */
1694         // .name =         SNDRV_CTL_NAME_IEC958("",PLAYBACK,SWITCH),
1695         .name =         SNDRV_CTL_NAME_IEC958("Output ",NONE,SWITCH),
1696         .info =         snd_vt1724_spdif_sw_info,
1697         .get =          snd_vt1724_spdif_sw_get,
1698         .put =          snd_vt1724_spdif_sw_put
1699 };
1700
1701
1702 #if 0 /* NOT USED YET */
1703 /*
1704  * GPIO access from extern
1705  */
1706
1707 #define snd_vt1724_gpio_info            snd_ctl_boolean_mono_info
1708
1709 int snd_vt1724_gpio_get(struct snd_kcontrol *kcontrol,
1710                         struct snd_ctl_elem_value *ucontrol)
1711 {
1712         struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
1713         int shift = kcontrol->private_value & 0xff;
1714         int invert = (kcontrol->private_value & (1<<24)) ? 1 : 0;
1715
1716         snd_ice1712_save_gpio_status(ice);
1717         ucontrol->value.integer.value[0] =
1718                 (snd_ice1712_gpio_read(ice) & (1 << shift) ? 1 : 0) ^ invert;
1719         snd_ice1712_restore_gpio_status(ice);
1720         return 0;
1721 }
1722
1723 int snd_ice1712_gpio_put(struct snd_kcontrol *kcontrol,
1724                          struct snd_ctl_elem_value *ucontrol)
1725 {
1726         struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
1727         int shift = kcontrol->private_value & 0xff;
1728         int invert = (kcontrol->private_value & (1<<24)) ? mask : 0;
1729         unsigned int val, nval;
1730
1731         if (kcontrol->private_value & (1 << 31))
1732                 return -EPERM;
1733         nval = (ucontrol->value.integer.value[0] ? (1 << shift) : 0) ^ invert;
1734         snd_ice1712_save_gpio_status(ice);
1735         val = snd_ice1712_gpio_read(ice);
1736         nval |= val & ~(1 << shift);
1737         if (val != nval)
1738                 snd_ice1712_gpio_write(ice, nval);
1739         snd_ice1712_restore_gpio_status(ice);
1740         return val != nval;
1741 }
1742 #endif /* NOT USED YET */
1743
1744 /*
1745  *  rate
1746  */
1747 static int snd_vt1724_pro_internal_clock_info(struct snd_kcontrol *kcontrol,
1748                                               struct snd_ctl_elem_info *uinfo)
1749 {
1750         struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
1751
1752         uinfo->type = SNDRV_CTL_ELEM_TYPE_ENUMERATED;
1753         uinfo->count = 1;
1754         uinfo->value.enumerated.items = ice->hw_rates->count + 1;
1755         if (uinfo->value.enumerated.item >= uinfo->value.enumerated.items)
1756                 uinfo->value.enumerated.item = uinfo->value.enumerated.items - 1;
1757         if (uinfo->value.enumerated.item == uinfo->value.enumerated.items - 1)
1758                 strcpy(uinfo->value.enumerated.name, "IEC958 Input");
1759         else
1760                 sprintf(uinfo->value.enumerated.name, "%d",
1761                         ice->hw_rates->list[uinfo->value.enumerated.item]);
1762         return 0;
1763 }
1764
1765 static int snd_vt1724_pro_internal_clock_get(struct snd_kcontrol *kcontrol,
1766                                              struct snd_ctl_elem_value *ucontrol)
1767 {
1768         struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
1769         unsigned int i, rate;
1770
1771         spin_lock_irq(&ice->reg_lock);
1772         if (ice->is_spdif_master(ice)) {
1773                 ucontrol->value.enumerated.item[0] = ice->hw_rates->count;
1774         } else {
1775                 rate = ice->get_rate(ice);
1776                 ucontrol->value.enumerated.item[0] = 0;
1777                 for (i = 0; i < ice->hw_rates->count; i++) {
1778                         if (ice->hw_rates->list[i] == rate) {
1779                                 ucontrol->value.enumerated.item[0] = i;
1780                                 break;
1781                         }
1782                 }
1783         }
1784         spin_unlock_irq(&ice->reg_lock);
1785         return 0;
1786 }
1787
1788 /* setting clock to external - SPDIF */
1789 static void stdclock_set_spdif_clock(struct snd_ice1712 *ice)
1790 {
1791         unsigned char oval;
1792         unsigned char i2s_oval;
1793         oval = inb(ICEMT1724(ice, RATE));
1794         outb(oval | VT1724_SPDIF_MASTER, ICEMT1724(ice, RATE));
1795         /* setting 256fs */
1796         i2s_oval = inb(ICEMT1724(ice, I2S_FORMAT));
1797         outb(i2s_oval & ~VT1724_MT_I2S_MCLK_128X, ICEMT1724(ice, I2S_FORMAT));
1798 }
1799
1800 static int snd_vt1724_pro_internal_clock_put(struct snd_kcontrol *kcontrol,
1801                                              struct snd_ctl_elem_value *ucontrol)
1802 {
1803         struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
1804         unsigned int old_rate, new_rate;
1805         unsigned int item = ucontrol->value.enumerated.item[0];
1806         unsigned int spdif = ice->hw_rates->count;
1807
1808         if (item > spdif)
1809                 return -EINVAL;
1810
1811         spin_lock_irq(&ice->reg_lock);
1812         if (ice->is_spdif_master(ice))
1813                 old_rate = 0;
1814         else
1815                 old_rate = ice->get_rate(ice);
1816         if (item == spdif) {
1817                 /* switching to external clock via SPDIF */
1818                 ice->set_spdif_clock(ice);
1819                 new_rate = 0;
1820         } else {
1821                 /* internal on-card clock */
1822                 new_rate = ice->hw_rates->list[item];
1823                 ice->pro_rate_default = new_rate;
1824                 spin_unlock_irq(&ice->reg_lock);
1825                 snd_vt1724_set_pro_rate(ice, ice->pro_rate_default, 1);
1826                 spin_lock_irq(&ice->reg_lock);
1827         }
1828         spin_unlock_irq(&ice->reg_lock);
1829
1830         /* the first reset to the SPDIF master mode? */
1831         if (old_rate != new_rate && !new_rate) {
1832                 /* notify akm chips as well */
1833                 unsigned int i;
1834                 if (ice->gpio.set_pro_rate)
1835                         ice->gpio.set_pro_rate(ice, 0);
1836                 for (i = 0; i < ice->akm_codecs; i++) {
1837                         if (ice->akm[i].ops.set_rate_val)
1838                                 ice->akm[i].ops.set_rate_val(&ice->akm[i], 0);
1839                 }
1840         }
1841         return old_rate != new_rate;
1842 }
1843
1844 static struct snd_kcontrol_new snd_vt1724_pro_internal_clock __devinitdata = {
1845         .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
1846         .name = "Multi Track Internal Clock",
1847         .info = snd_vt1724_pro_internal_clock_info,
1848         .get = snd_vt1724_pro_internal_clock_get,
1849         .put = snd_vt1724_pro_internal_clock_put
1850 };
1851
1852 #define snd_vt1724_pro_rate_locking_info        snd_ctl_boolean_mono_info
1853
1854 static int snd_vt1724_pro_rate_locking_get(struct snd_kcontrol *kcontrol,
1855                                            struct snd_ctl_elem_value *ucontrol)
1856 {
1857         ucontrol->value.integer.value[0] = PRO_RATE_LOCKED;
1858         return 0;
1859 }
1860
1861 static int snd_vt1724_pro_rate_locking_put(struct snd_kcontrol *kcontrol,
1862                                            struct snd_ctl_elem_value *ucontrol)
1863 {
1864         struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
1865         int change = 0, nval;
1866
1867         nval = ucontrol->value.integer.value[0] ? 1 : 0;
1868         spin_lock_irq(&ice->reg_lock);
1869         change = PRO_RATE_LOCKED != nval;
1870         PRO_RATE_LOCKED = nval;
1871         spin_unlock_irq(&ice->reg_lock);
1872         return change;
1873 }
1874
1875 static struct snd_kcontrol_new snd_vt1724_pro_rate_locking __devinitdata = {
1876         .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
1877         .name = "Multi Track Rate Locking",
1878         .info = snd_vt1724_pro_rate_locking_info,
1879         .get = snd_vt1724_pro_rate_locking_get,
1880         .put = snd_vt1724_pro_rate_locking_put
1881 };
1882
1883 #define snd_vt1724_pro_rate_reset_info          snd_ctl_boolean_mono_info
1884
1885 static int snd_vt1724_pro_rate_reset_get(struct snd_kcontrol *kcontrol,
1886                                          struct snd_ctl_elem_value *ucontrol)
1887 {
1888         ucontrol->value.integer.value[0] = PRO_RATE_RESET ? 1 : 0;
1889         return 0;
1890 }
1891
1892 static int snd_vt1724_pro_rate_reset_put(struct snd_kcontrol *kcontrol,
1893                                          struct snd_ctl_elem_value *ucontrol)
1894 {
1895         struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
1896         int change = 0, nval;
1897
1898         nval = ucontrol->value.integer.value[0] ? 1 : 0;
1899         spin_lock_irq(&ice->reg_lock);
1900         change = PRO_RATE_RESET != nval;
1901         PRO_RATE_RESET = nval;
1902         spin_unlock_irq(&ice->reg_lock);
1903         return change;
1904 }
1905
1906 static struct snd_kcontrol_new snd_vt1724_pro_rate_reset __devinitdata = {
1907         .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
1908         .name = "Multi Track Rate Reset",
1909         .info = snd_vt1724_pro_rate_reset_info,
1910         .get = snd_vt1724_pro_rate_reset_get,
1911         .put = snd_vt1724_pro_rate_reset_put
1912 };
1913
1914
1915 /*
1916  * routing
1917  */
1918 static int snd_vt1724_pro_route_info(struct snd_kcontrol *kcontrol,
1919                                      struct snd_ctl_elem_info *uinfo)
1920 {
1921         static char *texts[] = {
1922                 "PCM Out", /* 0 */
1923                 "H/W In 0", "H/W In 1", /* 1-2 */
1924                 "IEC958 In L", "IEC958 In R", /* 3-4 */
1925         };
1926
1927         uinfo->type = SNDRV_CTL_ELEM_TYPE_ENUMERATED;
1928         uinfo->count = 1;
1929         uinfo->value.enumerated.items = 5;
1930         if (uinfo->value.enumerated.item >= uinfo->value.enumerated.items)
1931                 uinfo->value.enumerated.item = uinfo->value.enumerated.items - 1;
1932         strcpy(uinfo->value.enumerated.name, texts[uinfo->value.enumerated.item]);
1933         return 0;
1934 }
1935
1936 static inline int analog_route_shift(int idx)
1937 {
1938         return (idx % 2) * 12 + ((idx / 2) * 3) + 8;
1939 }
1940
1941 static inline int digital_route_shift(int idx)
1942 {
1943         return idx * 3;
1944 }
1945
1946 static int get_route_val(struct snd_ice1712 *ice, int shift)
1947 {
1948         unsigned long val;
1949         unsigned char eitem;
1950         static const unsigned char xlate[8] = {
1951                 0, 255, 1, 2, 255, 255, 3, 4,
1952         };
1953
1954         val = inl(ICEMT1724(ice, ROUTE_PLAYBACK));
1955         val >>= shift;
1956         val &= 7;       //we now have 3 bits per output
1957         eitem = xlate[val];
1958         if (eitem == 255) {
1959                 snd_BUG();
1960                 return 0;
1961         }
1962         return eitem;
1963 }
1964
1965 static int put_route_val(struct snd_ice1712 *ice, unsigned int val, int shift)
1966 {
1967         unsigned int old_val, nval;
1968         int change;
1969         static const unsigned char xroute[8] = {
1970                 0, /* PCM */
1971                 2, /* PSDIN0 Left */
1972                 3, /* PSDIN0 Right */
1973                 6, /* SPDIN Left */
1974                 7, /* SPDIN Right */
1975         };
1976
1977         nval = xroute[val % 5];
1978         val = old_val = inl(ICEMT1724(ice, ROUTE_PLAYBACK));
1979         val &= ~(0x07 << shift);
1980         val |= nval << shift;
1981         change = val != old_val;
1982         if (change)
1983                 outl(val, ICEMT1724(ice, ROUTE_PLAYBACK));
1984         return change;
1985 }
1986
1987 static int snd_vt1724_pro_route_analog_get(struct snd_kcontrol *kcontrol,
1988                                            struct snd_ctl_elem_value *ucontrol)
1989 {
1990         struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
1991         int idx = snd_ctl_get_ioffidx(kcontrol, &ucontrol->id);
1992         ucontrol->value.enumerated.item[0] =
1993                 get_route_val(ice, analog_route_shift(idx));
1994         return 0;
1995 }
1996
1997 static int snd_vt1724_pro_route_analog_put(struct snd_kcontrol *kcontrol,
1998                                            struct snd_ctl_elem_value *ucontrol)
1999 {
2000         struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
2001         int idx = snd_ctl_get_ioffidx(kcontrol, &ucontrol->id);
2002         return put_route_val(ice, ucontrol->value.enumerated.item[0],
2003                              analog_route_shift(idx));
2004 }
2005
2006 static int snd_vt1724_pro_route_spdif_get(struct snd_kcontrol *kcontrol,
2007                                           struct snd_ctl_elem_value *ucontrol)
2008 {
2009         struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
2010         int idx = snd_ctl_get_ioffidx(kcontrol, &ucontrol->id);
2011         ucontrol->value.enumerated.item[0] =
2012                 get_route_val(ice, digital_route_shift(idx));
2013         return 0;
2014 }
2015
2016 static int snd_vt1724_pro_route_spdif_put(struct snd_kcontrol *kcontrol,
2017                                           struct snd_ctl_elem_value *ucontrol)
2018 {
2019         struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
2020         int idx = snd_ctl_get_ioffidx(kcontrol, &ucontrol->id);
2021         return put_route_val(ice, ucontrol->value.enumerated.item[0],
2022                              digital_route_shift(idx));
2023 }
2024
2025 static struct snd_kcontrol_new snd_vt1724_mixer_pro_analog_route __devinitdata = {
2026         .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
2027         .name = "H/W Playback Route",
2028         .info = snd_vt1724_pro_route_info,
2029         .get = snd_vt1724_pro_route_analog_get,
2030         .put = snd_vt1724_pro_route_analog_put,
2031 };
2032
2033 static struct snd_kcontrol_new snd_vt1724_mixer_pro_spdif_route __devinitdata = {
2034         .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
2035         .name = SNDRV_CTL_NAME_IEC958("",PLAYBACK,NONE) "Route",
2036         .info = snd_vt1724_pro_route_info,
2037         .get = snd_vt1724_pro_route_spdif_get,
2038         .put = snd_vt1724_pro_route_spdif_put,
2039         .count = 2,
2040 };
2041
2042
2043 static int snd_vt1724_pro_peak_info(struct snd_kcontrol *kcontrol,
2044                                     struct snd_ctl_elem_info *uinfo)
2045 {
2046         uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
2047         uinfo->count = 22; /* FIXME: for compatibility with ice1712... */
2048         uinfo->value.integer.min = 0;
2049         uinfo->value.integer.max = 255;
2050         return 0;
2051 }
2052
2053 static int snd_vt1724_pro_peak_get(struct snd_kcontrol *kcontrol,
2054                                    struct snd_ctl_elem_value *ucontrol)
2055 {
2056         struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
2057         int idx;
2058
2059         spin_lock_irq(&ice->reg_lock);
2060         for (idx = 0; idx < 22; idx++) {
2061                 outb(idx, ICEMT1724(ice, MONITOR_PEAKINDEX));
2062                 ucontrol->value.integer.value[idx] =
2063                         inb(ICEMT1724(ice, MONITOR_PEAKDATA));
2064         }
2065         spin_unlock_irq(&ice->reg_lock);
2066         return 0;
2067 }
2068
2069 static struct snd_kcontrol_new snd_vt1724_mixer_pro_peak __devinitdata = {
2070         .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
2071         .name = "Multi Track Peak",
2072         .access = SNDRV_CTL_ELEM_ACCESS_READ | SNDRV_CTL_ELEM_ACCESS_VOLATILE,
2073         .info = snd_vt1724_pro_peak_info,
2074         .get = snd_vt1724_pro_peak_get
2075 };
2076
2077 /*
2078  *
2079  */
2080
2081 static struct snd_ice1712_card_info no_matched __devinitdata;
2082
2083 static struct snd_ice1712_card_info *card_tables[] __devinitdata = {
2084         snd_vt1724_revo_cards,
2085         snd_vt1724_amp_cards,
2086         snd_vt1724_aureon_cards,
2087         snd_vt1720_mobo_cards,
2088         snd_vt1720_pontis_cards,
2089         snd_vt1724_prodigy_hifi_cards,
2090         snd_vt1724_prodigy192_cards,
2091         snd_vt1724_juli_cards,
2092         snd_vt1724_phase_cards,
2093         snd_vt1724_wtm_cards,
2094         snd_vt1724_se_cards,
2095         NULL,
2096 };
2097
2098
2099 /*
2100  */
2101
2102 static void wait_i2c_busy(struct snd_ice1712 *ice)
2103 {
2104         int t = 0x10000;
2105         while ((inb(ICEREG1724(ice, I2C_CTRL)) & VT1724_I2C_BUSY) && t--)
2106                 ;
2107         if (t == -1)
2108                 printk(KERN_ERR "ice1724: i2c busy timeout\n");
2109 }
2110
2111 unsigned char snd_vt1724_read_i2c(struct snd_ice1712 *ice,
2112                                   unsigned char dev, unsigned char addr)
2113 {
2114         unsigned char val;
2115
2116         mutex_lock(&ice->i2c_mutex);
2117         wait_i2c_busy(ice);
2118         outb(addr, ICEREG1724(ice, I2C_BYTE_ADDR));
2119         outb(dev & ~VT1724_I2C_WRITE, ICEREG1724(ice, I2C_DEV_ADDR));
2120         wait_i2c_busy(ice);
2121         val = inb(ICEREG1724(ice, I2C_DATA));
2122         mutex_unlock(&ice->i2c_mutex);
2123         //printk("i2c_read: [0x%x,0x%x] = 0x%x\n", dev, addr, val);
2124         return val;
2125 }
2126
2127 void snd_vt1724_write_i2c(struct snd_ice1712 *ice,
2128                           unsigned char dev, unsigned char addr, unsigned char data)
2129 {
2130         mutex_lock(&ice->i2c_mutex);
2131         wait_i2c_busy(ice);
2132         //printk("i2c_write: [0x%x,0x%x] = 0x%x\n", dev, addr, data);
2133         outb(addr, ICEREG1724(ice, I2C_BYTE_ADDR));
2134         outb(data, ICEREG1724(ice, I2C_DATA));
2135         outb(dev | VT1724_I2C_WRITE, ICEREG1724(ice, I2C_DEV_ADDR));
2136         wait_i2c_busy(ice);
2137         mutex_unlock(&ice->i2c_mutex);
2138 }
2139
2140 static int __devinit snd_vt1724_read_eeprom(struct snd_ice1712 *ice,
2141                                             const char *modelname)
2142 {
2143         const int dev = 0xa0;           /* EEPROM device address */
2144         unsigned int i, size;
2145         struct snd_ice1712_card_info * const *tbl, *c;
2146
2147         if (! modelname || ! *modelname) {
2148                 ice->eeprom.subvendor = 0;
2149                 if ((inb(ICEREG1724(ice, I2C_CTRL)) & VT1724_I2C_EEPROM) != 0)
2150                         ice->eeprom.subvendor =
2151                                 (snd_vt1724_read_i2c(ice, dev, 0x00) << 0) |
2152                                 (snd_vt1724_read_i2c(ice, dev, 0x01) << 8) |
2153                                 (snd_vt1724_read_i2c(ice, dev, 0x02) << 16) |
2154                                 (snd_vt1724_read_i2c(ice, dev, 0x03) << 24);
2155                 if (ice->eeprom.subvendor == 0 ||
2156                     ice->eeprom.subvendor == (unsigned int)-1) {
2157                         /* invalid subvendor from EEPROM, try the PCI
2158                          * subststem ID instead
2159                          */
2160                         u16 vendor, device;
2161                         pci_read_config_word(ice->pci, PCI_SUBSYSTEM_VENDOR_ID,
2162                                              &vendor);
2163                         pci_read_config_word(ice->pci, PCI_SUBSYSTEM_ID, &device);
2164                         ice->eeprom.subvendor =
2165                                 ((unsigned int)swab16(vendor) << 16) | swab16(device);
2166                         if (ice->eeprom.subvendor == 0 ||
2167                             ice->eeprom.subvendor == (unsigned int)-1) {
2168                                 printk(KERN_ERR "ice1724: No valid ID is found\n");
2169                                 return -ENXIO;
2170                         }
2171                 }
2172         }
2173         for (tbl = card_tables; *tbl; tbl++) {
2174                 for (c = *tbl; c->subvendor; c++) {
2175                         if (modelname && c->model &&
2176                             ! strcmp(modelname, c->model)) {
2177                                 printk(KERN_INFO "ice1724: Using board model %s\n",
2178                                        c->name);
2179                                 ice->eeprom.subvendor = c->subvendor;
2180                         } else if (c->subvendor != ice->eeprom.subvendor)
2181                                 continue;
2182                         if (! c->eeprom_size || ! c->eeprom_data)
2183                                 goto found;
2184                         /* if the EEPROM is given by the driver, use it */
2185                         snd_printdd("using the defined eeprom..\n");
2186                         ice->eeprom.version = 2;
2187                         ice->eeprom.size = c->eeprom_size + 6;
2188                         memcpy(ice->eeprom.data, c->eeprom_data, c->eeprom_size);
2189                         goto read_skipped;
2190                 }
2191         }
2192         printk(KERN_WARNING "ice1724: No matching model found for ID 0x%x\n",
2193                ice->eeprom.subvendor);
2194
2195  found:
2196         ice->eeprom.size = snd_vt1724_read_i2c(ice, dev, 0x04);
2197         if (ice->eeprom.size < 6)
2198                 ice->eeprom.size = 32;
2199         else if (ice->eeprom.size > 32) {
2200                 printk(KERN_ERR "ice1724: Invalid EEPROM (size = %i)\n",
2201                        ice->eeprom.size);
2202                 return -EIO;
2203         }
2204         ice->eeprom.version = snd_vt1724_read_i2c(ice, dev, 0x05);
2205         if (ice->eeprom.version != 2)
2206                 printk(KERN_WARNING "ice1724: Invalid EEPROM version %i\n",
2207                        ice->eeprom.version);
2208         size = ice->eeprom.size - 6;
2209         for (i = 0; i < size; i++)
2210                 ice->eeprom.data[i] = snd_vt1724_read_i2c(ice, dev, i + 6);
2211
2212  read_skipped:
2213         ice->eeprom.gpiomask = eeprom_triple(ice, ICE_EEP2_GPIO_MASK);
2214         ice->eeprom.gpiostate = eeprom_triple(ice, ICE_EEP2_GPIO_STATE);
2215         ice->eeprom.gpiodir = eeprom_triple(ice, ICE_EEP2_GPIO_DIR);
2216
2217         return 0;
2218 }
2219
2220
2221
2222 static void __devinit snd_vt1724_chip_reset(struct snd_ice1712 *ice)
2223 {
2224         outb(VT1724_RESET , ICEREG1724(ice, CONTROL));
2225         msleep(10);
2226         outb(0, ICEREG1724(ice, CONTROL));
2227         msleep(10);
2228 }
2229
2230 static int __devinit snd_vt1724_chip_init(struct snd_ice1712 *ice)
2231 {
2232         outb(ice->eeprom.data[ICE_EEP2_SYSCONF], ICEREG1724(ice, SYS_CFG));
2233         outb(ice->eeprom.data[ICE_EEP2_ACLINK], ICEREG1724(ice, AC97_CFG));
2234         outb(ice->eeprom.data[ICE_EEP2_I2S], ICEREG1724(ice, I2S_FEATURES));
2235         outb(ice->eeprom.data[ICE_EEP2_SPDIF], ICEREG1724(ice, SPDIF_CFG));
2236
2237         ice->gpio.write_mask = ice->eeprom.gpiomask;
2238         ice->gpio.direction = ice->eeprom.gpiodir;
2239         snd_vt1724_set_gpio_mask(ice, ice->eeprom.gpiomask);
2240         snd_vt1724_set_gpio_dir(ice, ice->eeprom.gpiodir);
2241         snd_vt1724_set_gpio_data(ice, ice->eeprom.gpiostate);
2242
2243         outb(0, ICEREG1724(ice, POWERDOWN));
2244
2245         return 0;
2246 }
2247
2248 static int __devinit snd_vt1724_spdif_build_controls(struct snd_ice1712 *ice)
2249 {
2250         int err;
2251         struct snd_kcontrol *kctl;
2252
2253         snd_assert(ice->pcm != NULL, return -EIO);
2254
2255         err = snd_ctl_add(ice->card, snd_ctl_new1(&snd_vt1724_mixer_pro_spdif_route, ice));
2256         if (err < 0)
2257                 return err;
2258
2259         err = snd_ctl_add(ice->card, snd_ctl_new1(&snd_vt1724_spdif_switch, ice));
2260         if (err < 0)
2261                 return err;
2262
2263         err = snd_ctl_add(ice->card, kctl = snd_ctl_new1(&snd_vt1724_spdif_default, ice));
2264         if (err < 0)
2265                 return err;
2266         kctl->id.device = ice->pcm->device;
2267         err = snd_ctl_add(ice->card, kctl = snd_ctl_new1(&snd_vt1724_spdif_maskc, ice));
2268         if (err < 0)
2269                 return err;
2270         kctl->id.device = ice->pcm->device;
2271         err = snd_ctl_add(ice->card, kctl = snd_ctl_new1(&snd_vt1724_spdif_maskp, ice));
2272         if (err < 0)
2273                 return err;
2274         kctl->id.device = ice->pcm->device;
2275 #if 0 /* use default only */
2276         err = snd_ctl_add(ice->card, kctl = snd_ctl_new1(&snd_vt1724_spdif_stream, ice));
2277         if (err < 0)
2278                 return err;
2279         kctl->id.device = ice->pcm->device;
2280         ice->spdif.stream_ctl = kctl;
2281 #endif
2282         return 0;
2283 }
2284
2285
2286 static int __devinit snd_vt1724_build_controls(struct snd_ice1712 *ice)
2287 {
2288         int err;
2289
2290         err = snd_ctl_add(ice->card, snd_ctl_new1(&snd_vt1724_eeprom, ice));
2291         if (err < 0)
2292                 return err;
2293         err = snd_ctl_add(ice->card, snd_ctl_new1(&snd_vt1724_pro_internal_clock, ice));
2294         if (err < 0)
2295                 return err;
2296
2297         err = snd_ctl_add(ice->card, snd_ctl_new1(&snd_vt1724_pro_rate_locking, ice));
2298         if (err < 0)
2299                 return err;
2300         err = snd_ctl_add(ice->card, snd_ctl_new1(&snd_vt1724_pro_rate_reset, ice));
2301         if (err < 0)
2302                 return err;
2303
2304         if (ice->num_total_dacs > 0) {
2305                 struct snd_kcontrol_new tmp = snd_vt1724_mixer_pro_analog_route;
2306                 tmp.count = ice->num_total_dacs;
2307                 if (ice->vt1720 && tmp.count > 2)
2308                         tmp.count = 2;
2309                 err = snd_ctl_add(ice->card, snd_ctl_new1(&tmp, ice));
2310                 if (err < 0)
2311                         return err;
2312         }
2313
2314         err = snd_ctl_add(ice->card, snd_ctl_new1(&snd_vt1724_mixer_pro_peak, ice));
2315         if (err < 0)
2316                 return err;
2317
2318         return 0;
2319 }
2320
2321 static int snd_vt1724_free(struct snd_ice1712 *ice)
2322 {
2323         if (! ice->port)
2324                 goto __hw_end;
2325         /* mask all interrupts */
2326         outb(0xff, ICEMT1724(ice, DMA_INT_MASK));
2327         outb(0xff, ICEREG1724(ice, IRQMASK));
2328         /* --- */
2329       __hw_end:
2330         if (ice->irq >= 0)
2331                 free_irq(ice->irq, ice);
2332         pci_release_regions(ice->pci);
2333         snd_ice1712_akm4xxx_free(ice);
2334         pci_disable_device(ice->pci);
2335         kfree(ice->spec);
2336         kfree(ice);
2337         return 0;
2338 }
2339
2340 static int snd_vt1724_dev_free(struct snd_device *device)
2341 {
2342         struct snd_ice1712 *ice = device->device_data;
2343         return snd_vt1724_free(ice);
2344 }
2345
2346 static int __devinit snd_vt1724_create(struct snd_card *card,
2347                                        struct pci_dev *pci,
2348                                        const char *modelname,
2349                                        struct snd_ice1712 ** r_ice1712)
2350 {
2351         struct snd_ice1712 *ice;
2352         int err;
2353         unsigned char mask;
2354         static struct snd_device_ops ops = {
2355                 .dev_free =     snd_vt1724_dev_free,
2356         };
2357
2358         *r_ice1712 = NULL;
2359
2360         /* enable PCI device */
2361         if ((err = pci_enable_device(pci)) < 0)
2362                 return err;
2363
2364         ice = kzalloc(sizeof(*ice), GFP_KERNEL);
2365         if (ice == NULL) {
2366                 pci_disable_device(pci);
2367                 return -ENOMEM;
2368         }
2369         ice->vt1724 = 1;
2370         spin_lock_init(&ice->reg_lock);
2371         mutex_init(&ice->gpio_mutex);
2372         mutex_init(&ice->open_mutex);
2373         mutex_init(&ice->i2c_mutex);
2374         ice->gpio.set_mask = snd_vt1724_set_gpio_mask;
2375         ice->gpio.set_dir = snd_vt1724_set_gpio_dir;
2376         ice->gpio.set_data = snd_vt1724_set_gpio_data;
2377         ice->gpio.get_data = snd_vt1724_get_gpio_data;
2378         ice->card = card;
2379         ice->pci = pci;
2380         ice->irq = -1;
2381         pci_set_master(pci);
2382         snd_vt1724_proc_init(ice);
2383         synchronize_irq(pci->irq);
2384
2385         if ((err = pci_request_regions(pci, "ICE1724")) < 0) {
2386                 kfree(ice);
2387                 pci_disable_device(pci);
2388                 return err;
2389         }
2390         ice->port = pci_resource_start(pci, 0);
2391         ice->profi_port = pci_resource_start(pci, 1);
2392
2393         if (request_irq(pci->irq, snd_vt1724_interrupt,
2394                         IRQF_SHARED, "ICE1724", ice)) {
2395                 snd_printk(KERN_ERR "unable to grab IRQ %d\n", pci->irq);
2396                 snd_vt1724_free(ice);
2397                 return -EIO;
2398         }
2399
2400         ice->irq = pci->irq;
2401
2402         snd_vt1724_chip_reset(ice);
2403         if (snd_vt1724_read_eeprom(ice, modelname) < 0) {
2404                 snd_vt1724_free(ice);
2405                 return -EIO;
2406         }
2407         if (snd_vt1724_chip_init(ice) < 0) {
2408                 snd_vt1724_free(ice);
2409                 return -EIO;
2410         }
2411
2412         /* unmask used interrupts */
2413         mask = VT1724_IRQ_MPU_RX | VT1724_IRQ_MPU_TX;
2414         outb(mask, ICEREG1724(ice, IRQMASK));
2415         /* don't handle FIFO overrun/underruns (just yet),
2416          * since they cause machine lockups
2417          */
2418         outb(VT1724_MULTI_FIFO_ERR, ICEMT1724(ice, DMA_INT_MASK));
2419
2420         if ((err = snd_device_new(card, SNDRV_DEV_LOWLEVEL, ice, &ops)) < 0) {
2421                 snd_vt1724_free(ice);
2422                 return err;
2423         }
2424
2425         snd_card_set_dev(card, &pci->dev);
2426
2427         *r_ice1712 = ice;
2428         return 0;
2429 }
2430
2431
2432 /*
2433  *
2434  * Registration
2435  *
2436  */
2437
2438 static int __devinit snd_vt1724_probe(struct pci_dev *pci,
2439                                       const struct pci_device_id *pci_id)
2440 {
2441         static int dev;
2442         struct snd_card *card;
2443         struct snd_ice1712 *ice;
2444         int pcm_dev = 0, err;
2445         struct snd_ice1712_card_info * const *tbl, *c;
2446
2447         if (dev >= SNDRV_CARDS)
2448                 return -ENODEV;
2449         if (!enable[dev]) {
2450                 dev++;
2451                 return -ENOENT;
2452         }
2453
2454         card = snd_card_new(index[dev], id[dev], THIS_MODULE, 0);
2455         if (card == NULL)
2456                 return -ENOMEM;
2457
2458         strcpy(card->driver, "ICE1724");
2459         strcpy(card->shortname, "ICEnsemble ICE1724");
2460
2461         if ((err = snd_vt1724_create(card, pci, model[dev], &ice)) < 0) {
2462                 snd_card_free(card);
2463                 return err;
2464         }
2465
2466         for (tbl = card_tables; *tbl; tbl++) {
2467                 for (c = *tbl; c->subvendor; c++) {
2468                         if (c->subvendor == ice->eeprom.subvendor) {
2469                                 strcpy(card->shortname, c->name);
2470                                 if (c->driver) /* specific driver? */
2471                                         strcpy(card->driver, c->driver);
2472                                 if (c->chip_init) {
2473                                         if ((err = c->chip_init(ice)) < 0) {
2474                                                 snd_card_free(card);
2475                                                 return err;
2476                                         }
2477                                 }
2478                                 goto __found;
2479                         }
2480                 }
2481         }
2482         c = &no_matched;
2483  __found:
2484        /*
2485         * VT1724 has separate DMAs for the analog and the SPDIF streams while
2486         * ICE1712 has only one for both (mixed up).
2487         *
2488         * Confusingly the analog PCM is named "professional" here because it
2489         * was called so in ice1712 driver, and vt1724 driver is derived from
2490         * ice1712 driver.
2491         */
2492         ice->pro_rate_default = PRO_RATE_DEFAULT;
2493         if (!ice->is_spdif_master)
2494                 ice->is_spdif_master = stdclock_is_spdif_master;
2495         if (!ice->get_rate)
2496                 ice->get_rate = stdclock_get_rate;
2497         if (!ice->set_rate)
2498                 ice->set_rate = stdclock_set_rate;
2499         if (!ice->set_mclk)
2500                 ice->set_mclk = stdclock_set_mclk;
2501         if (!ice->set_spdif_clock)
2502                 ice->set_spdif_clock = stdclock_set_spdif_clock;
2503         if (!ice->hw_rates)
2504                 set_std_hw_rates(ice);
2505
2506         if ((err = snd_vt1724_pcm_profi(ice, pcm_dev++)) < 0) {
2507                 snd_card_free(card);
2508                 return err;
2509         }
2510
2511         if ((err = snd_vt1724_pcm_spdif(ice, pcm_dev++)) < 0) {
2512                 snd_card_free(card);
2513                 return err;
2514         }
2515
2516         if ((err = snd_vt1724_pcm_indep(ice, pcm_dev++)) < 0) {
2517                 snd_card_free(card);
2518                 return err;
2519         }
2520
2521         if ((err = snd_vt1724_ac97_mixer(ice)) < 0) {
2522                 snd_card_free(card);
2523                 return err;
2524         }
2525
2526         if ((err = snd_vt1724_build_controls(ice)) < 0) {
2527                 snd_card_free(card);
2528                 return err;
2529         }
2530
2531         if (ice->pcm && ice->has_spdif) { /* has SPDIF I/O */
2532                 if ((err = snd_vt1724_spdif_build_controls(ice)) < 0) {
2533                         snd_card_free(card);
2534                         return err;
2535                 }
2536         }
2537
2538         if (c->build_controls) {
2539                 if ((err = c->build_controls(ice)) < 0) {
2540                         snd_card_free(card);
2541                         return err;
2542                 }
2543         }
2544
2545         if (! c->no_mpu401) {
2546                 if (ice->eeprom.data[ICE_EEP2_SYSCONF] & VT1724_CFG_MPU401) {
2547                         struct snd_rawmidi *rmidi;
2548
2549                         err = snd_rawmidi_new(card, "MIDI", 0, 1, 1, &rmidi);
2550                         if (err < 0) {
2551                                 snd_card_free(card);
2552                                 return err;
2553                         }
2554                         ice->rmidi[0] = rmidi;
2555                         rmidi->private_data = ice;
2556                         strcpy(rmidi->name, "ICE1724 MIDI");
2557                         rmidi->info_flags = SNDRV_RAWMIDI_INFO_OUTPUT |
2558                                             SNDRV_RAWMIDI_INFO_INPUT |
2559                                             SNDRV_RAWMIDI_INFO_DUPLEX;
2560                         snd_rawmidi_set_ops(rmidi, SNDRV_RAWMIDI_STREAM_OUTPUT,
2561                                             &vt1724_midi_output_ops);
2562                         snd_rawmidi_set_ops(rmidi, SNDRV_RAWMIDI_STREAM_INPUT,
2563                                             &vt1724_midi_input_ops);
2564
2565                         /* set watermarks */
2566                         outb(VT1724_MPU_RX_FIFO | 0x1,
2567                              ICEREG1724(ice, MPU_FIFO_WM));
2568                         outb(0x1, ICEREG1724(ice, MPU_FIFO_WM));
2569                         /* set UART mode */
2570                         outb(VT1724_MPU_UART, ICEREG1724(ice, MPU_CTRL));
2571                 }
2572         }
2573
2574         sprintf(card->longname, "%s at 0x%lx, irq %i",
2575                 card->shortname, ice->port, ice->irq);
2576
2577         if ((err = snd_card_register(card)) < 0) {
2578                 snd_card_free(card);
2579                 return err;
2580         }
2581         pci_set_drvdata(pci, card);
2582         dev++;
2583         return 0;
2584 }
2585
2586 static void __devexit snd_vt1724_remove(struct pci_dev *pci)
2587 {
2588         snd_card_free(pci_get_drvdata(pci));
2589         pci_set_drvdata(pci, NULL);
2590 }
2591
2592 static struct pci_driver driver = {
2593         .name = "ICE1724",
2594         .id_table = snd_vt1724_ids,
2595         .probe = snd_vt1724_probe,
2596         .remove = __devexit_p(snd_vt1724_remove),
2597 };
2598
2599 static int __init alsa_card_ice1724_init(void)
2600 {
2601         return pci_register_driver(&driver);
2602 }
2603
2604 static void __exit alsa_card_ice1724_exit(void)
2605 {
2606         pci_unregister_driver(&driver);
2607 }
2608
2609 module_init(alsa_card_ice1724_init)
2610 module_exit(alsa_card_ice1724_exit)