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@suse.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 <sound/driver.h>
  26 #include <asm/io.h>
  27 #include <linux/delay.h>
  28 #include <linux/interrupt.h>
  29 #include <linux/init.h>
  30 #include <linux/pci.h>
  31 #include <linux/slab.h>
  32 #include <linux/moduleparam.h>
  33 #include <linux/mutex.h>
  34 #include <sound/core.h>
  35 #include <sound/info.h>
  36 #include <sound/mpu401.h>
  37 #include <sound/initval.h>
  38
  39 #include <sound/asoundef.h>
  40
  41 #include "ice1712.h"
  42 #include "envy24ht.h"
  43
  44 /* lowlevel routines */
  45 #include "amp.h"
  46 #include "revo.h"
  47 #include "aureon.h"
  48 #include "vt1720_mobo.h"
  49 #include "pontis.h"
  50 #include "prodigy192.h"
  51 #include "juli.h"
  52 #include "phase.h"
  53 #include "wtm.h"
  54
  55 MODULE_AUTHOR("Jaroslav Kysela <perex@suse.cz>");
  56 MODULE_DESCRIPTION("VIA ICEnsemble ICE1724/1720 (Envy24HT/PT)");
  57 MODULE_LICENSE("GPL");
  58 MODULE_SUPPORTED_DEVICE("{"
  59                REVO_DEVICE_DESC
  60                AMP_AUDIO2000_DEVICE_DESC
  61                AUREON_DEVICE_DESC
  62                VT1720_MOBO_DEVICE_DESC
  63                PONTIS_DEVICE_DESC
  64                PRODIGY192_DEVICE_DESC
  65                JULI_DEVICE_DESC
  66                PHASE_DEVICE_DESC
  67                WTM_DEVICE_DESC
  68                 "{VIA,VT1720},"
  69                 "{VIA,VT1724},"
  70                 "{ICEnsemble,Generic ICE1724},"
  71                 "{ICEnsemble,Generic Envy24HT}"
  72                 "{ICEnsemble,Generic Envy24PT}}");
  73
  74 static int index[SNDRV_CARDS] = SNDRV_DEFAULT_IDX;      /* Index 0-MAX */
  75 static char *id[SNDRV_CARDS] = SNDRV_DEFAULT_STR;       /* ID for this card */
  76 static int enable[SNDRV_CARDS] = SNDRV_DEFAULT_ENABLE_PNP;              /* Enable this card */
  77 static char *model[SNDRV_CARDS];
  78
  79 module_param_array(index, int, NULL, 0444);
  80 MODULE_PARM_DESC(index, "Index value for ICE1724 soundcard.");
  81 module_param_array(id, charp, NULL, 0444);
  82 MODULE_PARM_DESC(id, "ID string for ICE1724 soundcard.");
  83 module_param_array(enable, bool, NULL, 0444);
  84 MODULE_PARM_DESC(enable, "Enable ICE1724 soundcard.");
  85 module_param_array(model, charp, NULL, 0444);
  86 MODULE_PARM_DESC(model, "Use the given board model.");
  87
  88
  89 /* Both VT1720 and VT1724 have the same PCI IDs */
  90 static const struct pci_device_id snd_vt1724_ids[] = {
  91         { PCI_VENDOR_ID_ICE, PCI_DEVICE_ID_VT1724, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0 },
  92         { 0, }
  93 };
  94
  95 MODULE_DEVICE_TABLE(pci, snd_vt1724_ids);
  96
  97
  98 static int PRO_RATE_LOCKED;
  99 static int PRO_RATE_RESET = 1;
 100 static unsigned int PRO_RATE_DEFAULT = 44100;
 101
 102 /*
 103  *  Basic I/O
 104  */
 105
 106 /* check whether the clock mode is spdif-in */
 107 static inline int is_spdif_master(struct snd_ice1712 *ice)
 108 {
 109         return (inb(ICEMT1724(ice, RATE)) & VT1724_SPDIF_MASTER) ? 1 : 0;
 110 }
 111
 112 static inline int is_pro_rate_locked(struct snd_ice1712 *ice)
 113 {
 114         return is_spdif_master(ice) || PRO_RATE_LOCKED;
 115 }
 116
 117 /*
 118  * ac97 section
 119  */
 120
 121 static unsigned char snd_vt1724_ac97_ready(struct snd_ice1712 *ice)
 122 {
 123         unsigned char old_cmd;
 124         int tm;
 125         for (tm = 0; tm < 0x10000; tm++) {
 126                 old_cmd = inb(ICEMT1724(ice, AC97_CMD));
 127                 if (old_cmd & (VT1724_AC97_WRITE | VT1724_AC97_READ))
 128                         continue;
 129                 if (!(old_cmd & VT1724_AC97_READY))
 130                         continue;
 131                 return old_cmd;
 132         }
 133         snd_printd(KERN_ERR "snd_vt1724_ac97_ready: timeout\n");
 134         return old_cmd;
 135 }
 136
 137 static int snd_vt1724_ac97_wait_bit(struct snd_ice1712 *ice, unsigned char bit)
 138 {
 139         int tm;
 140         for (tm = 0; tm < 0x10000; tm++)
 141                 if ((inb(ICEMT1724(ice, AC97_CMD)) & bit) == 0)
 142                         return 0;
 143         snd_printd(KERN_ERR "snd_vt1724_ac97_wait_bit: timeout\n");
 144         return -EIO;
 145 }
 146
 147 static void snd_vt1724_ac97_write(struct snd_ac97 *ac97,
 148                                   unsigned short reg,
 149                                   unsigned short val)
 150 {
 151         struct snd_ice1712 *ice = ac97->private_data;
 152         unsigned char old_cmd;
 153
 154         old_cmd = snd_vt1724_ac97_ready(ice);
 155         old_cmd &= ~VT1724_AC97_ID_MASK;
 156         old_cmd |= ac97->num;
 157         outb(reg, ICEMT1724(ice, AC97_INDEX));
 158         outw(val, ICEMT1724(ice, AC97_DATA));
 159         outb(old_cmd | VT1724_AC97_WRITE, ICEMT1724(ice, AC97_CMD));
 160         snd_vt1724_ac97_wait_bit(ice, VT1724_AC97_WRITE);
 161 }
 162
 163 static unsigned short snd_vt1724_ac97_read(struct snd_ac97 *ac97, unsigned short reg)
 164 {
 165         struct snd_ice1712 *ice = ac97->private_data;
 166         unsigned char old_cmd;
 167
 168         old_cmd = snd_vt1724_ac97_ready(ice);
 169         old_cmd &= ~VT1724_AC97_ID_MASK;
 170         old_cmd |= ac97->num;
 171         outb(reg, ICEMT1724(ice, AC97_INDEX));
 172         outb(old_cmd | VT1724_AC97_READ, ICEMT1724(ice, AC97_CMD));
 173         if (snd_vt1724_ac97_wait_bit(ice, VT1724_AC97_READ) < 0)
 174                 return ~0;
 175         return inw(ICEMT1724(ice, AC97_DATA));
 176 }
 177
 178
 179 /*
 180  * GPIO operations
 181  */
 182
 183 /* set gpio direction 0 = read, 1 = write */
 184 static void snd_vt1724_set_gpio_dir(struct snd_ice1712 *ice, unsigned int data)
 185 {
 186         outl(data, ICEREG1724(ice, GPIO_DIRECTION));
 187         inw(ICEREG1724(ice, GPIO_DIRECTION)); /* dummy read for pci-posting */
 188 }
 189
 190 /* set the gpio mask (0 = writable) */
 191 static void snd_vt1724_set_gpio_mask(struct snd_ice1712 *ice, unsigned int data)
 192 {
 193         outw(data, ICEREG1724(ice, GPIO_WRITE_MASK));
 194         if (! ice->vt1720) /* VT1720 supports only 16 GPIO bits */
 195                 outb((data >> 16) & 0xff, ICEREG1724(ice, GPIO_WRITE_MASK_22));
 196         inw(ICEREG1724(ice, GPIO_WRITE_MASK)); /* dummy read for pci-posting */
 197 }
 198
 199 static void snd_vt1724_set_gpio_data(struct snd_ice1712 *ice, unsigned int data)
 200 {
 201         outw(data, ICEREG1724(ice, GPIO_DATA));
 202         if (! ice->vt1720)
 203                 outb(data >> 16, ICEREG1724(ice, GPIO_DATA_22));
 204         inw(ICEREG1724(ice, GPIO_DATA)); /* dummy read for pci-posting */
 205 }
 206
 207 static unsigned int snd_vt1724_get_gpio_data(struct snd_ice1712 *ice)
 208 {
 209         unsigned int data;
 210         if (! ice->vt1720)
 211                 data = (unsigned int)inb(ICEREG1724(ice, GPIO_DATA_22));
 212         else
 213                 data = 0;
 214         data = (data << 16) | inw(ICEREG1724(ice, GPIO_DATA));
 215         return data;
 216 }
 217
 218 /*
 219  *  Interrupt handler
 220  */
 221
 222 static irqreturn_t snd_vt1724_interrupt(int irq, void *dev_id)
 223 {
 224         struct snd_ice1712 *ice = dev_id;
 225         unsigned char status;
 226         int handled = 0;
 227
 228         while (1) {
 229                 status = inb(ICEREG1724(ice, IRQSTAT));
 230                 if (status == 0)
 231                         break;
 232
 233                 handled = 1;
 234                 /* these should probably be separated at some point,
 235                  * but as we don't currently have MPU support on the board
 236                  * I will leave it
 237                  */
 238                 if ((status & VT1724_IRQ_MPU_RX)||(status & VT1724_IRQ_MPU_TX)) {
 239                         if (ice->rmidi[0])
 240                                 snd_mpu401_uart_interrupt(irq, ice->rmidi[0]->private_data);
 241                         outb(status & (VT1724_IRQ_MPU_RX|VT1724_IRQ_MPU_TX), ICEREG1724(ice, IRQSTAT));
 242                         status &= ~(VT1724_IRQ_MPU_RX|VT1724_IRQ_MPU_TX);
 243                 }
 244                 if (status & VT1724_IRQ_MTPCM) {
 245                         /*
 246                          * Multi-track PCM
 247                          * PCM assignment are:
 248                          * Playback DMA0 (M/C) = playback_pro_substream
 249                          * Playback DMA1 = playback_con_substream_ds[0]
 250                          * Playback DMA2 = playback_con_substream_ds[1]
 251                          * Playback DMA3 = playback_con_substream_ds[2]
 252                          * Playback DMA4 (SPDIF) = playback_con_substream
 253                          * Record DMA0 = capture_pro_substream
 254                          * Record DMA1 = capture_con_substream
 255                          */
 256                         unsigned char mtstat = inb(ICEMT1724(ice, IRQ));
 257                         if (mtstat & VT1724_MULTI_PDMA0) {
 258                                 if (ice->playback_pro_substream)
 259                                         snd_pcm_period_elapsed(ice->playback_pro_substream);
 260                         }
 261                         if (mtstat & VT1724_MULTI_RDMA0) {
 262                                 if (ice->capture_pro_substream)
 263                                         snd_pcm_period_elapsed(ice->capture_pro_substream);
 264                         }
 265                         if (mtstat & VT1724_MULTI_PDMA1) {
 266                                 if (ice->playback_con_substream_ds[0])
 267                                         snd_pcm_period_elapsed(ice->playback_con_substream_ds[0]);
 268                         }
 269                         if (mtstat & VT1724_MULTI_PDMA2) {
 270                                 if (ice->playback_con_substream_ds[1])
 271                                         snd_pcm_period_elapsed(ice->playback_con_substream_ds[1]);
 272                         }
 273                         if (mtstat & VT1724_MULTI_PDMA3) {
 274                                 if (ice->playback_con_substream_ds[2])
 275                                         snd_pcm_period_elapsed(ice->playback_con_substream_ds[2]);
 276                         }
 277                         if (mtstat & VT1724_MULTI_PDMA4) {
 278                                 if (ice->playback_con_substream)
 279                                         snd_pcm_period_elapsed(ice->playback_con_substream);
 280                         }
 281                         if (mtstat & VT1724_MULTI_RDMA1) {
 282                                 if (ice->capture_con_substream)
 283                                         snd_pcm_period_elapsed(ice->capture_con_substream);
 284                         }
 285                         /* ack anyway to avoid freeze */
 286                         outb(mtstat, ICEMT1724(ice, IRQ));
 287                         /* ought to really handle this properly */
 288                         if (mtstat & VT1724_MULTI_FIFO_ERR) {
 289                                 unsigned char fstat = inb(ICEMT1724(ice, DMA_FIFO_ERR));
 290                                 outb(fstat, ICEMT1724(ice, DMA_FIFO_ERR));
 291                                 outb(VT1724_MULTI_FIFO_ERR | inb(ICEMT1724(ice, DMA_INT_MASK)), ICEMT1724(ice, DMA_INT_MASK));
 292                                 /* If I don't do this, I get machine lockup due to continual interrupts */
 293                         }
 294
 295                 }
 296         }
 297         return IRQ_RETVAL(handled);
 298 }
 299
 300 /*
 301  *  PCM code - professional part (multitrack)
 302  */
 303
 304 static unsigned int rates[] = {
 305         8000, 9600, 11025, 12000, 16000, 22050, 24000,
 306         32000, 44100, 48000, 64000, 88200, 96000,
 307         176400, 192000,
 308 };
 309
 310 static struct snd_pcm_hw_constraint_list hw_constraints_rates_96 = {
 311         .count = ARRAY_SIZE(rates) - 2, /* up to 96000 */
 312         .list = rates,
 313         .mask = 0,
 314 };
 315
 316 static struct snd_pcm_hw_constraint_list hw_constraints_rates_48 = {
 317         .count = ARRAY_SIZE(rates) - 5, /* up to 48000 */
 318         .list = rates,
 319         .mask = 0,
 320 };
 321
 322 static struct snd_pcm_hw_constraint_list hw_constraints_rates_192 = {
 323         .count = ARRAY_SIZE(rates),
 324         .list = rates,
 325         .mask = 0,
 326 };
 327
 328 struct vt1724_pcm_reg {
 329         unsigned int addr;      /* ADDR register offset */
 330         unsigned int size;      /* SIZE register offset */
 331         unsigned int count;     /* COUNT register offset */
 332         unsigned int start;     /* start & pause bit */
 333 };
 334
 335 static int snd_vt1724_pcm_trigger(struct snd_pcm_substream *substream, int cmd)
 336 {
 337         struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
 338         unsigned char what;
 339         unsigned char old;
 340         struct snd_pcm_substream *s;
 341
 342         what = 0;
 343         snd_pcm_group_for_each_entry(s, substream) {
 344                 const struct vt1724_pcm_reg *reg;
 345                 reg = s->runtime->private_data;
 346                 what |= reg->start;
 347                 snd_pcm_trigger_done(s, substream);
 348         }
 349
 350         switch (cmd) {
 351         case SNDRV_PCM_TRIGGER_PAUSE_PUSH:
 352         case SNDRV_PCM_TRIGGER_PAUSE_RELEASE:
 353                 spin_lock(&ice->reg_lock);
 354                 old = inb(ICEMT1724(ice, DMA_PAUSE));
 355                 if (cmd == SNDRV_PCM_TRIGGER_PAUSE_PUSH)
 356                         old |= what;
 357                 else
 358                         old &= ~what;
 359                 outb(old, ICEMT1724(ice, DMA_PAUSE));
 360                 spin_unlock(&ice->reg_lock);
 361                 break;
 362
 363         case SNDRV_PCM_TRIGGER_START:
 364         case SNDRV_PCM_TRIGGER_STOP:
 365                 spin_lock(&ice->reg_lock);
 366                 old = inb(ICEMT1724(ice, DMA_CONTROL));
 367                 if (cmd == SNDRV_PCM_TRIGGER_START)
 368                         old |= what;
 369                 else
 370                         old &= ~what;
 371                 outb(old, ICEMT1724(ice, DMA_CONTROL));
 372                 spin_unlock(&ice->reg_lock);
 373                 break;
 374
 375         default:
 376                 return -EINVAL;
 377         }
 378         return 0;
 379 }
 380
 381 /*
 382  */
 383
 384 #define DMA_STARTS      (VT1724_RDMA0_START|VT1724_PDMA0_START|VT1724_RDMA1_START|\
 385         VT1724_PDMA1_START|VT1724_PDMA2_START|VT1724_PDMA3_START|VT1724_PDMA4_START)
 386 #define DMA_PAUSES      (VT1724_RDMA0_PAUSE|VT1724_PDMA0_PAUSE|VT1724_RDMA1_PAUSE|\
 387         VT1724_PDMA1_PAUSE|VT1724_PDMA2_PAUSE|VT1724_PDMA3_PAUSE|VT1724_PDMA4_PAUSE)
 388
 389 static int get_max_rate(struct snd_ice1712 *ice)
 390 {
 391         if (ice->eeprom.data[ICE_EEP2_ACLINK] & VT1724_CFG_PRO_I2S) {
 392                 if ((ice->eeprom.data[ICE_EEP2_I2S] & 0x08) && !ice->vt1720)
 393                         return 192000;
 394                 else
 395                         return 96000;
 396         } else
 397                 return 48000;
 398 }
 399
 400 static void snd_vt1724_set_pro_rate(struct snd_ice1712 *ice, unsigned int rate,
 401                                     int force)
 402 {
 403         unsigned long flags;
 404         unsigned char val, old;
 405         unsigned int i, mclk_change;
 406
 407         if (rate > get_max_rate(ice))
 408                 return;
 409
 410         switch (rate) {
 411         case 8000: val = 6; break;
 412         case 9600: val = 3; break;
 413         case 11025: val = 10; break;
 414         case 12000: val = 2; break;
 415         case 16000: val = 5; break;
 416         case 22050: val = 9; break;
 417         case 24000: val = 1; break;
 418         case 32000: val = 4; break;
 419         case 44100: val = 8; break;
 420         case 48000: val = 0; break;
 421         case 64000: val = 15; break;
 422         case 88200: val = 11; break;
 423         case 96000: val = 7; break;
 424         case 176400: val = 12; break;
 425         case 192000: val = 14; break;
 426         default:
 427                 snd_BUG();
 428                 val = 0;
 429                 break;
 430         }
 431
 432         spin_lock_irqsave(&ice->reg_lock, flags);
 433         if ((inb(ICEMT1724(ice, DMA_CONTROL)) & DMA_STARTS) ||
 434             (inb(ICEMT1724(ice, DMA_PAUSE)) & DMA_PAUSES)) {
 435                 /* running? we cannot change the rate now... */
 436                 spin_unlock_irqrestore(&ice->reg_lock, flags);
 437                 return;
 438         }
 439         if (!force && is_pro_rate_locked(ice)) {
 440                 spin_unlock_irqrestore(&ice->reg_lock, flags);
 441                 return;
 442         }
 443
 444         old = inb(ICEMT1724(ice, RATE));
 445         if (force || old != val)
 446                 outb(val, ICEMT1724(ice, RATE));
 447         else if (rate == ice->cur_rate) {
 448                 spin_unlock_irqrestore(&ice->reg_lock, flags);
 449                 return;
 450         }
 451
 452         ice->cur_rate = rate;
 453
 454         /* check MT02 */
 455         mclk_change = 0;
 456         if (ice->eeprom.data[ICE_EEP2_ACLINK] & VT1724_CFG_PRO_I2S) {
 457                 val = old = inb(ICEMT1724(ice, I2S_FORMAT));
 458                 if (rate > 96000)
 459                         val |= VT1724_MT_I2S_MCLK_128X; /* 128x MCLK */
 460                 else
 461                         val &= ~VT1724_MT_I2S_MCLK_128X; /* 256x MCLK */
 462                 if (val != old) {
 463                         outb(val, ICEMT1724(ice, I2S_FORMAT));
 464                         mclk_change = 1;
 465                 }
 466         }
 467         spin_unlock_irqrestore(&ice->reg_lock, flags);
 468
 469         if (mclk_change && ice->gpio.i2s_mclk_changed)
 470                 ice->gpio.i2s_mclk_changed(ice);
 471         if (ice->gpio.set_pro_rate)
 472                 ice->gpio.set_pro_rate(ice, rate);
 473
 474         /* set up codecs */
 475         for (i = 0; i < ice->akm_codecs; i++) {
 476                 if (ice->akm[i].ops.set_rate_val)
 477                         ice->akm[i].ops.set_rate_val(&ice->akm[i], rate);
 478         }
 479         if (ice->spdif.ops.setup_rate)
 480                 ice->spdif.ops.setup_rate(ice, rate);
 481 }
 482
 483 static int snd_vt1724_pcm_hw_params(struct snd_pcm_substream *substream,
 484                                     struct snd_pcm_hw_params *hw_params)
 485 {
 486         struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
 487         int i, chs;
 488
 489         chs = params_channels(hw_params);
 490         mutex_lock(&ice->open_mutex);
 491         /* mark surround channels */
 492         if (substream == ice->playback_pro_substream) {
 493                 /* PDMA0 can be multi-channel up to 8 */
 494                 chs = chs / 2 - 1;
 495                 for (i = 0; i < chs; i++) {
 496                         if (ice->pcm_reserved[i] &&
 497                             ice->pcm_reserved[i] != substream) {
 498                                 mutex_unlock(&ice->open_mutex);
 499                                 return -EBUSY;
 500                         }
 501                         ice->pcm_reserved[i] = substream;
 502                 }
 503                 for (; i < 3; i++) {
 504                         if (ice->pcm_reserved[i] == substream)
 505                                 ice->pcm_reserved[i] = NULL;
 506                 }
 507         } else {
 508                 for (i = 0; i < 3; i++) {
 509                         /* check individual playback stream */
 510                         if (ice->playback_con_substream_ds[i] == substream) {
 511                                 if (ice->pcm_reserved[i] &&
 512                                     ice->pcm_reserved[i] != substream) {
 513                                         mutex_unlock(&ice->open_mutex);
 514                                         return -EBUSY;
 515                                 }
 516                                 ice->pcm_reserved[i] = substream;
 517                                 break;
 518                         }
 519                 }
 520         }
 521         mutex_unlock(&ice->open_mutex);
 522         snd_vt1724_set_pro_rate(ice, params_rate(hw_params), 0);
 523         return snd_pcm_lib_malloc_pages(substream, params_buffer_bytes(hw_params));
 524 }
 525
 526 static int snd_vt1724_pcm_hw_free(struct snd_pcm_substream *substream)
 527 {
 528         struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
 529         int i;
 530
 531         mutex_lock(&ice->open_mutex);
 532         /* unmark surround channels */
 533         for (i = 0; i < 3; i++)
 534                 if (ice->pcm_reserved[i] == substream)
 535                         ice->pcm_reserved[i] = NULL;
 536         mutex_unlock(&ice->open_mutex);
 537         return snd_pcm_lib_free_pages(substream);
 538 }
 539
 540 static int snd_vt1724_playback_pro_prepare(struct snd_pcm_substream *substream)
 541 {
 542         struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
 543         unsigned char val;
 544         unsigned int size;
 545
 546         spin_lock_irq(&ice->reg_lock);
 547         val = (8 - substream->runtime->channels) >> 1;
 548         outb(val, ICEMT1724(ice, BURST));
 549
 550         outl(substream->runtime->dma_addr, ICEMT1724(ice, PLAYBACK_ADDR));
 551
 552         size = (snd_pcm_lib_buffer_bytes(substream) >> 2) - 1;
 553         // outl(size, ICEMT1724(ice, PLAYBACK_SIZE));
 554         outw(size, ICEMT1724(ice, PLAYBACK_SIZE));
 555         outb(size >> 16, ICEMT1724(ice, PLAYBACK_SIZE) + 2);
 556         size = (snd_pcm_lib_period_bytes(substream) >> 2) - 1;
 557         // outl(size, ICEMT1724(ice, PLAYBACK_COUNT));
 558         outw(size, ICEMT1724(ice, PLAYBACK_COUNT));
 559         outb(size >> 16, ICEMT1724(ice, PLAYBACK_COUNT) + 2);
 560
 561         spin_unlock_irq(&ice->reg_lock);
 562
 563         // 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));
 564         return 0;
 565 }
 566
 567 static snd_pcm_uframes_t snd_vt1724_playback_pro_pointer(struct snd_pcm_substream *substream)
 568 {
 569         struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
 570         size_t ptr;
 571
 572         if (!(inl(ICEMT1724(ice, DMA_CONTROL)) & VT1724_PDMA0_START))
 573                 return 0;
 574 #if 0 /* read PLAYBACK_ADDR */
 575         ptr = inl(ICEMT1724(ice, PLAYBACK_ADDR));
 576         if (ptr < substream->runtime->dma_addr) {
 577                 snd_printd("ice1724: invalid negative ptr\n");
 578                 return 0;
 579         }
 580         ptr -= substream->runtime->dma_addr;
 581         ptr = bytes_to_frames(substream->runtime, ptr);
 582         if (ptr >= substream->runtime->buffer_size) {
 583                 snd_printd("ice1724: invalid ptr %d (size=%d)\n",
 584                            (int)ptr, (int)substream->runtime->period_size);
 585                 return 0;
 586         }
 587 #else /* read PLAYBACK_SIZE */
 588         ptr = inl(ICEMT1724(ice, PLAYBACK_SIZE)) & 0xffffff;
 589         ptr = (ptr + 1) << 2;
 590         ptr = bytes_to_frames(substream->runtime, ptr);
 591         if (! ptr)
 592                 ;
 593         else if (ptr <= substream->runtime->buffer_size)
 594                 ptr = substream->runtime->buffer_size - ptr;
 595         else {
 596                 snd_printd("ice1724: invalid ptr %d (size=%d)\n",
 597                            (int)ptr, (int)substream->runtime->buffer_size);
 598                 ptr = 0;
 599         }
 600 #endif
 601         return ptr;
 602 }
 603
 604 static int snd_vt1724_pcm_prepare(struct snd_pcm_substream *substream)
 605 {
 606         struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
 607         const struct vt1724_pcm_reg *reg = substream->runtime->private_data;
 608
 609         spin_lock_irq(&ice->reg_lock);
 610         outl(substream->runtime->dma_addr, ice->profi_port + reg->addr);
 611         outw((snd_pcm_lib_buffer_bytes(substream) >> 2) - 1,
 612              ice->profi_port + reg->size);
 613         outw((snd_pcm_lib_period_bytes(substream) >> 2) - 1,
 614              ice->profi_port + reg->count);
 615         spin_unlock_irq(&ice->reg_lock);
 616         return 0;
 617 }
 618
 619 static snd_pcm_uframes_t snd_vt1724_pcm_pointer(struct snd_pcm_substream *substream)
 620 {
 621         struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
 622         const struct vt1724_pcm_reg *reg = substream->runtime->private_data;
 623         size_t ptr;
 624
 625         if (!(inl(ICEMT1724(ice, DMA_CONTROL)) & reg->start))
 626                 return 0;
 627 #if 0 /* use ADDR register */
 628         ptr = inl(ice->profi_port + reg->addr);
 629         ptr -= substream->runtime->dma_addr;
 630         return bytes_to_frames(substream->runtime, ptr);
 631 #else /* use SIZE register */
 632         ptr = inw(ice->profi_port + reg->size);
 633         ptr = (ptr + 1) << 2;
 634         ptr = bytes_to_frames(substream->runtime, ptr);
 635         if (! ptr)
 636                 ;
 637         else if (ptr <= substream->runtime->buffer_size)
 638                 ptr = substream->runtime->buffer_size - ptr;
 639         else {
 640                 snd_printd("ice1724: invalid ptr %d (size=%d)\n",
 641                            (int)ptr, (int)substream->runtime->buffer_size);
 642                 ptr = 0;
 643         }
 644         return ptr;
 645 #endif
 646 }
 647
 648 static const struct vt1724_pcm_reg vt1724_playback_pro_reg = {
 649         .addr = VT1724_MT_PLAYBACK_ADDR,
 650         .size = VT1724_MT_PLAYBACK_SIZE,
 651         .count = VT1724_MT_PLAYBACK_COUNT,
 652         .start = VT1724_PDMA0_START,
 653 };
 654
 655 static const struct vt1724_pcm_reg vt1724_capture_pro_reg = {
 656         .addr = VT1724_MT_CAPTURE_ADDR,
 657         .size = VT1724_MT_CAPTURE_SIZE,
 658         .count = VT1724_MT_CAPTURE_COUNT,
 659         .start = VT1724_RDMA0_START,
 660 };
 661
 662 static const struct snd_pcm_hardware snd_vt1724_playback_pro =
 663 {
 664         .info =                 (SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_INTERLEAVED |
 665                                  SNDRV_PCM_INFO_BLOCK_TRANSFER |
 666                                  SNDRV_PCM_INFO_MMAP_VALID |
 667                                  SNDRV_PCM_INFO_PAUSE | SNDRV_PCM_INFO_SYNC_START),
 668         .formats =              SNDRV_PCM_FMTBIT_S32_LE,
 669         .rates =                SNDRV_PCM_RATE_KNOT | SNDRV_PCM_RATE_8000_192000,
 670         .rate_min =             8000,
 671         .rate_max =             192000,
 672         .channels_min =         2,
 673         .channels_max =         8,
 674         .buffer_bytes_max =     (1UL << 21),    /* 19bits dword */
 675         .period_bytes_min =     8 * 4 * 2,      /* FIXME: constraints needed */
 676         .period_bytes_max =     (1UL << 21),
 677         .periods_min =          2,
 678         .periods_max =          1024,
 679 };
 680
 681 static const struct snd_pcm_hardware snd_vt1724_spdif =
 682 {
 683         .info =                 (SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_INTERLEAVED |
 684                                  SNDRV_PCM_INFO_BLOCK_TRANSFER |
 685                                  SNDRV_PCM_INFO_MMAP_VALID |
 686                                  SNDRV_PCM_INFO_PAUSE | SNDRV_PCM_INFO_SYNC_START),
 687         .formats =              SNDRV_PCM_FMTBIT_S32_LE,
 688         .rates =                (SNDRV_PCM_RATE_32000|SNDRV_PCM_RATE_44100|
 689                                  SNDRV_PCM_RATE_48000|SNDRV_PCM_RATE_88200|
 690                                  SNDRV_PCM_RATE_96000|SNDRV_PCM_RATE_176400|
 691                                  SNDRV_PCM_RATE_192000),
 692         .rate_min =             32000,
 693         .rate_max =             192000,
 694         .channels_min =         2,
 695         .channels_max =         2,
 696         .buffer_bytes_max =     (1UL << 18),    /* 16bits dword */
 697         .period_bytes_min =     2 * 4 * 2,
 698         .period_bytes_max =     (1UL << 18),
 699         .periods_min =          2,
 700         .periods_max =          1024,
 701 };
 702
 703 static const struct snd_pcm_hardware snd_vt1724_2ch_stereo =
 704 {
 705         .info =                 (SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_INTERLEAVED |
 706                                  SNDRV_PCM_INFO_BLOCK_TRANSFER |
 707                                  SNDRV_PCM_INFO_MMAP_VALID |
 708                                  SNDRV_PCM_INFO_PAUSE | SNDRV_PCM_INFO_SYNC_START),
 709         .formats =              SNDRV_PCM_FMTBIT_S32_LE,
 710         .rates =                SNDRV_PCM_RATE_KNOT | SNDRV_PCM_RATE_8000_192000,
 711         .rate_min =             8000,
 712         .rate_max =             192000,
 713         .channels_min =         2,
 714         .channels_max =         2,
 715         .buffer_bytes_max =     (1UL << 18),    /* 16bits dword */
 716         .period_bytes_min =     2 * 4 * 2,
 717         .period_bytes_max =     (1UL << 18),
 718         .periods_min =          2,
 719         .periods_max =          1024,
 720 };
 721
 722 /*
 723  * set rate constraints
 724  */
 725 static int set_rate_constraints(struct snd_ice1712 *ice,
 726                                 struct snd_pcm_substream *substream)
 727 {
 728         struct snd_pcm_runtime *runtime = substream->runtime;
 729         if (ice->hw_rates) {
 730                 /* hardware specific */
 731                 runtime->hw.rate_min = ice->hw_rates->list[0];
 732                 runtime->hw.rate_max = ice->hw_rates->list[ice->hw_rates->count - 1];
 733                 runtime->hw.rates = SNDRV_PCM_RATE_KNOT;
 734                 return snd_pcm_hw_constraint_list(runtime, 0,
 735                                                   SNDRV_PCM_HW_PARAM_RATE,
 736                                                   ice->hw_rates);
 737         }
 738         if (ice->eeprom.data[ICE_EEP2_ACLINK] & VT1724_CFG_PRO_I2S) {
 739                 /* I2S */
 740                 /* VT1720 doesn't support more than 96kHz */
 741                 if ((ice->eeprom.data[ICE_EEP2_I2S] & 0x08) && !ice->vt1720)
 742                         return snd_pcm_hw_constraint_list(runtime, 0,
 743                                                           SNDRV_PCM_HW_PARAM_RATE,
 744                                                           &hw_constraints_rates_192);
 745                 else {
 746                         runtime->hw.rates = SNDRV_PCM_RATE_KNOT |
 747                                 SNDRV_PCM_RATE_8000_96000;
 748                         runtime->hw.rate_max = 96000;
 749                         return snd_pcm_hw_constraint_list(runtime, 0,
 750                                                           SNDRV_PCM_HW_PARAM_RATE,
 751                                                           &hw_constraints_rates_96);
 752                 }
 753         } else if (ice->ac97) {
 754                 /* ACLINK */
 755                 runtime->hw.rate_max = 48000;
 756                 runtime->hw.rates = SNDRV_PCM_RATE_KNOT | SNDRV_PCM_RATE_8000_48000;
 757                 return snd_pcm_hw_constraint_list(runtime, 0,
 758                                                   SNDRV_PCM_HW_PARAM_RATE,
 759                                                   &hw_constraints_rates_48);
 760         }
 761         return 0;
 762 }
 763
 764 /* multi-channel playback needs alignment 8x32bit regardless of the channels
 765  * actually used
 766  */
 767 #define VT1724_BUFFER_ALIGN     0x20
 768
 769 static int snd_vt1724_playback_pro_open(struct snd_pcm_substream *substream)
 770 {
 771         struct snd_pcm_runtime *runtime = substream->runtime;
 772         struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
 773         int chs;
 774
 775         runtime->private_data = (void *)&vt1724_playback_pro_reg;
 776         ice->playback_pro_substream = substream;
 777         runtime->hw = snd_vt1724_playback_pro;
 778         snd_pcm_set_sync(substream);
 779         snd_pcm_hw_constraint_msbits(runtime, 0, 32, 24);
 780         set_rate_constraints(ice, substream);
 781         mutex_lock(&ice->open_mutex);
 782         /* calculate the currently available channels */
 783         for (chs = 0; chs < 3; chs++) {
 784                 if (ice->pcm_reserved[chs])
 785                         break;
 786         }
 787         chs = (chs + 1) * 2;
 788         runtime->hw.channels_max = chs;
 789         if (chs > 2) /* channels must be even */
 790                 snd_pcm_hw_constraint_step(runtime, 0, SNDRV_PCM_HW_PARAM_CHANNELS, 2);
 791         mutex_unlock(&ice->open_mutex);
 792         snd_pcm_hw_constraint_step(runtime, 0, SNDRV_PCM_HW_PARAM_PERIOD_BYTES,
 793                                    VT1724_BUFFER_ALIGN);
 794         snd_pcm_hw_constraint_step(runtime, 0, SNDRV_PCM_HW_PARAM_BUFFER_BYTES,
 795                                    VT1724_BUFFER_ALIGN);
 796         return 0;
 797 }
 798
 799 static int snd_vt1724_capture_pro_open(struct snd_pcm_substream *substream)
 800 {
 801         struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
 802         struct snd_pcm_runtime *runtime = substream->runtime;
 803
 804         runtime->private_data = (void *)&vt1724_capture_pro_reg;
 805         ice->capture_pro_substream = substream;
 806         runtime->hw = snd_vt1724_2ch_stereo;
 807         snd_pcm_set_sync(substream);
 808         snd_pcm_hw_constraint_msbits(runtime, 0, 32, 24);
 809         set_rate_constraints(ice, substream);
 810         snd_pcm_hw_constraint_step(runtime, 0, SNDRV_PCM_HW_PARAM_PERIOD_BYTES,
 811                                    VT1724_BUFFER_ALIGN);
 812         snd_pcm_hw_constraint_step(runtime, 0, SNDRV_PCM_HW_PARAM_BUFFER_BYTES,
 813                                    VT1724_BUFFER_ALIGN);
 814         return 0;
 815 }
 816
 817 static int snd_vt1724_playback_pro_close(struct snd_pcm_substream *substream)
 818 {
 819         struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
 820
 821         if (PRO_RATE_RESET)
 822                 snd_vt1724_set_pro_rate(ice, PRO_RATE_DEFAULT, 0);
 823         ice->playback_pro_substream = NULL;
 824
 825         return 0;
 826 }
 827
 828 static int snd_vt1724_capture_pro_close(struct snd_pcm_substream *substream)
 829 {
 830         struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
 831
 832         if (PRO_RATE_RESET)
 833                 snd_vt1724_set_pro_rate(ice, PRO_RATE_DEFAULT, 0);
 834         ice->capture_pro_substream = NULL;
 835         return 0;
 836 }
 837
 838 static struct snd_pcm_ops snd_vt1724_playback_pro_ops = {
 839         .open =         snd_vt1724_playback_pro_open,
 840         .close =        snd_vt1724_playback_pro_close,
 841         .ioctl =        snd_pcm_lib_ioctl,
 842         .hw_params =    snd_vt1724_pcm_hw_params,
 843         .hw_free =      snd_vt1724_pcm_hw_free,
 844         .prepare =      snd_vt1724_playback_pro_prepare,
 845         .trigger =      snd_vt1724_pcm_trigger,
 846         .pointer =      snd_vt1724_playback_pro_pointer,
 847 };
 848
 849 static struct snd_pcm_ops snd_vt1724_capture_pro_ops = {
 850         .open =         snd_vt1724_capture_pro_open,
 851         .close =        snd_vt1724_capture_pro_close,
 852         .ioctl =        snd_pcm_lib_ioctl,
 853         .hw_params =    snd_vt1724_pcm_hw_params,
 854         .hw_free =      snd_vt1724_pcm_hw_free,
 855         .prepare =      snd_vt1724_pcm_prepare,
 856         .trigger =      snd_vt1724_pcm_trigger,
 857         .pointer =      snd_vt1724_pcm_pointer,
 858 };
 859
 860 static int __devinit snd_vt1724_pcm_profi(struct snd_ice1712 * ice, int device)
 861 {
 862         struct snd_pcm *pcm;
 863         int err;
 864
 865         err = snd_pcm_new(ice->card, "ICE1724", device, 1, 1, &pcm);
 866         if (err < 0)
 867                 return err;
 868
 869         snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_PLAYBACK, &snd_vt1724_playback_pro_ops);
 870         snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_CAPTURE, &snd_vt1724_capture_pro_ops);
 871
 872         pcm->private_data = ice;
 873         pcm->info_flags = 0;
 874         strcpy(pcm->name, "ICE1724");
 875
 876         snd_pcm_lib_preallocate_pages_for_all(pcm, SNDRV_DMA_TYPE_DEV,
 877                                               snd_dma_pci_data(ice->pci),
 878                                               256*1024, 256*1024);
 879
 880         ice->pcm_pro = pcm;
 881
 882         return 0;
 883 }
 884
 885
 886 /*
 887  * SPDIF PCM
 888  */
 889
 890 static const struct vt1724_pcm_reg vt1724_playback_spdif_reg = {
 891         .addr = VT1724_MT_PDMA4_ADDR,
 892         .size = VT1724_MT_PDMA4_SIZE,
 893         .count = VT1724_MT_PDMA4_COUNT,
 894         .start = VT1724_PDMA4_START,
 895 };
 896
 897 static const struct vt1724_pcm_reg vt1724_capture_spdif_reg = {
 898         .addr = VT1724_MT_RDMA1_ADDR,
 899         .size = VT1724_MT_RDMA1_SIZE,
 900         .count = VT1724_MT_RDMA1_COUNT,
 901         .start = VT1724_RDMA1_START,
 902 };
 903
 904 /* update spdif control bits; call with reg_lock */
 905 static void update_spdif_bits(struct snd_ice1712 *ice, unsigned int val)
 906 {
 907         unsigned char cbit, disabled;
 908
 909         cbit = inb(ICEREG1724(ice, SPDIF_CFG));
 910         disabled = cbit & ~VT1724_CFG_SPDIF_OUT_EN;
 911         if (cbit != disabled)
 912                 outb(disabled, ICEREG1724(ice, SPDIF_CFG));
 913         outw(val, ICEMT1724(ice, SPDIF_CTRL));
 914         if (cbit != disabled)
 915                 outb(cbit, ICEREG1724(ice, SPDIF_CFG));
 916         outw(val, ICEMT1724(ice, SPDIF_CTRL));
 917 }
 918
 919 /* update SPDIF control bits according to the given rate */
 920 static void update_spdif_rate(struct snd_ice1712 *ice, unsigned int rate)
 921 {
 922         unsigned int val, nval;
 923         unsigned long flags;
 924
 925         spin_lock_irqsave(&ice->reg_lock, flags);
 926         nval = val = inw(ICEMT1724(ice, SPDIF_CTRL));
 927         nval &= ~(7 << 12);
 928         switch (rate) {
 929         case 44100: break;
 930         case 48000: nval |= 2 << 12; break;
 931         case 32000: nval |= 3 << 12; break;
 932         case 88200: nval |= 4 << 12; break;
 933         case 96000: nval |= 5 << 12; break;
 934         case 192000: nval |= 6 << 12; break;
 935         case 176400: nval |= 7 << 12; break;
 936         }
 937         if (val != nval)
 938                 update_spdif_bits(ice, nval);
 939         spin_unlock_irqrestore(&ice->reg_lock, flags);
 940 }
 941
 942 static int snd_vt1724_playback_spdif_prepare(struct snd_pcm_substream *substream)
 943 {
 944         struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
 945         if (! ice->force_pdma4)
 946                 update_spdif_rate(ice, substream->runtime->rate);
 947         return snd_vt1724_pcm_prepare(substream);
 948 }
 949
 950 static int snd_vt1724_playback_spdif_open(struct snd_pcm_substream *substream)
 951 {
 952         struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
 953         struct snd_pcm_runtime *runtime = substream->runtime;
 954
 955         runtime->private_data = (void *)&vt1724_playback_spdif_reg;
 956         ice->playback_con_substream = substream;
 957         if (ice->force_pdma4) {
 958                 runtime->hw = snd_vt1724_2ch_stereo;
 959                 set_rate_constraints(ice, substream);
 960         } else
 961                 runtime->hw = snd_vt1724_spdif;
 962         snd_pcm_set_sync(substream);
 963         snd_pcm_hw_constraint_msbits(runtime, 0, 32, 24);
 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_playback_spdif_close(struct snd_pcm_substream *substream)
 972 {
 973         struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
 974
 975         if (PRO_RATE_RESET)
 976                 snd_vt1724_set_pro_rate(ice, PRO_RATE_DEFAULT, 0);
 977         ice->playback_con_substream = NULL;
 978
 979         return 0;
 980 }
 981
 982 static int snd_vt1724_capture_spdif_open(struct snd_pcm_substream *substream)
 983 {
 984         struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
 985         struct snd_pcm_runtime *runtime = substream->runtime;
 986
 987         runtime->private_data = (void *)&vt1724_capture_spdif_reg;
 988         ice->capture_con_substream = substream;
 989         if (ice->force_rdma1) {
 990                 runtime->hw = snd_vt1724_2ch_stereo;
 991                 set_rate_constraints(ice, substream);
 992         } else
 993                 runtime->hw = snd_vt1724_spdif;
 994         snd_pcm_set_sync(substream);
 995         snd_pcm_hw_constraint_msbits(runtime, 0, 32, 24);
 996         snd_pcm_hw_constraint_step(runtime, 0, SNDRV_PCM_HW_PARAM_PERIOD_BYTES,
 997                                    VT1724_BUFFER_ALIGN);
 998         snd_pcm_hw_constraint_step(runtime, 0, SNDRV_PCM_HW_PARAM_BUFFER_BYTES,
 999                                    VT1724_BUFFER_ALIGN);
1000         return 0;
1001 }
1002
1003 static int snd_vt1724_capture_spdif_close(struct snd_pcm_substream *substream)
1004 {
1005         struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
1006
1007         if (PRO_RATE_RESET)
1008                 snd_vt1724_set_pro_rate(ice, PRO_RATE_DEFAULT, 0);
1009         ice->capture_con_substream = NULL;
1010
1011         return 0;
1012 }
1013
1014 static struct snd_pcm_ops snd_vt1724_playback_spdif_ops = {
1015         .open =         snd_vt1724_playback_spdif_open,
1016         .close =        snd_vt1724_playback_spdif_close,
1017         .ioctl =        snd_pcm_lib_ioctl,
1018         .hw_params =    snd_vt1724_pcm_hw_params,
1019         .hw_free =      snd_vt1724_pcm_hw_free,
1020         .prepare =      snd_vt1724_playback_spdif_prepare,
1021         .trigger =      snd_vt1724_pcm_trigger,
1022         .pointer =      snd_vt1724_pcm_pointer,
1023 };
1024
1025 static struct snd_pcm_ops snd_vt1724_capture_spdif_ops = {
1026         .open =         snd_vt1724_capture_spdif_open,
1027         .close =        snd_vt1724_capture_spdif_close,
1028         .ioctl =        snd_pcm_lib_ioctl,
1029         .hw_params =    snd_vt1724_pcm_hw_params,
1030         .hw_free =      snd_vt1724_pcm_hw_free,
1031         .prepare =      snd_vt1724_pcm_prepare,
1032         .trigger =      snd_vt1724_pcm_trigger,
1033         .pointer =      snd_vt1724_pcm_pointer,
1034 };
1035
1036
1037 static int __devinit snd_vt1724_pcm_spdif(struct snd_ice1712 * ice, int device)
1038 {
1039         char *name;
1040         struct snd_pcm *pcm;
1041         int play, capt;
1042         int err;
1043
1044         if (ice->force_pdma4 ||
1045             (ice->eeprom.data[ICE_EEP2_SPDIF] & VT1724_CFG_SPDIF_OUT_INT)) {
1046                 play = 1;
1047                 ice->has_spdif = 1;
1048         } else
1049                 play = 0;
1050         if (ice->force_rdma1 ||
1051             (ice->eeprom.data[ICE_EEP2_SPDIF] & VT1724_CFG_SPDIF_IN)) {
1052                 capt = 1;
1053                 ice->has_spdif = 1;
1054         } else
1055                 capt = 0;
1056         if (! play && ! capt)
1057                 return 0; /* no spdif device */
1058
1059         if (ice->force_pdma4 || ice->force_rdma1)
1060                 name = "ICE1724 Secondary";
1061         else
1062                 name = "IEC1724 IEC958";
1063         err = snd_pcm_new(ice->card, name, device, play, capt, &pcm);
1064         if (err < 0)
1065                 return err;
1066
1067         if (play)
1068                 snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_PLAYBACK,
1069                                 &snd_vt1724_playback_spdif_ops);
1070         if (capt)
1071                 snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_CAPTURE,
1072                                 &snd_vt1724_capture_spdif_ops);
1073
1074         pcm->private_data = ice;
1075         pcm->info_flags = 0;
1076         strcpy(pcm->name, name);
1077
1078         snd_pcm_lib_preallocate_pages_for_all(pcm, SNDRV_DMA_TYPE_DEV,
1079                                               snd_dma_pci_data(ice->pci),
1080                                               64*1024, 64*1024);
1081
1082         ice->pcm = pcm;
1083
1084         return 0;
1085 }
1086
1087
1088 /*
1089  * independent surround PCMs
1090  */
1091
1092 static const struct vt1724_pcm_reg vt1724_playback_dma_regs[3] = {
1093         {
1094                 .addr = VT1724_MT_PDMA1_ADDR,
1095                 .size = VT1724_MT_PDMA1_SIZE,
1096                 .count = VT1724_MT_PDMA1_COUNT,
1097                 .start = VT1724_PDMA1_START,
1098         },
1099         {
1100                 .addr = VT1724_MT_PDMA2_ADDR,
1101                 .size = VT1724_MT_PDMA2_SIZE,
1102                 .count = VT1724_MT_PDMA2_COUNT,
1103                 .start = VT1724_PDMA2_START,
1104         },
1105         {
1106                 .addr = VT1724_MT_PDMA3_ADDR,
1107                 .size = VT1724_MT_PDMA3_SIZE,
1108                 .count = VT1724_MT_PDMA3_COUNT,
1109                 .start = VT1724_PDMA3_START,
1110         },
1111 };
1112
1113 static int snd_vt1724_playback_indep_prepare(struct snd_pcm_substream *substream)
1114 {
1115         struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
1116         unsigned char val;
1117
1118         spin_lock_irq(&ice->reg_lock);
1119         val = 3 - substream->number;
1120         if (inb(ICEMT1724(ice, BURST)) < val)
1121                 outb(val, ICEMT1724(ice, BURST));
1122         spin_unlock_irq(&ice->reg_lock);
1123         return snd_vt1724_pcm_prepare(substream);
1124 }
1125
1126 static int snd_vt1724_playback_indep_open(struct snd_pcm_substream *substream)
1127 {
1128         struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
1129         struct snd_pcm_runtime *runtime = substream->runtime;
1130
1131         mutex_lock(&ice->open_mutex);
1132         /* already used by PDMA0? */
1133         if (ice->pcm_reserved[substream->number]) {
1134                 mutex_unlock(&ice->open_mutex);
1135                 return -EBUSY; /* FIXME: should handle blocking mode properly */
1136         }
1137         mutex_unlock(&ice->open_mutex);
1138         runtime->private_data = (void *)&vt1724_playback_dma_regs[substream->number];
1139         ice->playback_con_substream_ds[substream->number] = substream;
1140         runtime->hw = snd_vt1724_2ch_stereo;
1141         snd_pcm_set_sync(substream);
1142         snd_pcm_hw_constraint_msbits(runtime, 0, 32, 24);
1143         set_rate_constraints(ice, substream);
1144         return 0;
1145 }
1146
1147 static int snd_vt1724_playback_indep_close(struct snd_pcm_substream *substream)
1148 {
1149         struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
1150
1151         if (PRO_RATE_RESET)
1152                 snd_vt1724_set_pro_rate(ice, PRO_RATE_DEFAULT, 0);
1153         ice->playback_con_substream_ds[substream->number] = NULL;
1154         ice->pcm_reserved[substream->number] = NULL;
1155
1156         return 0;
1157 }
1158
1159 static struct snd_pcm_ops snd_vt1724_playback_indep_ops = {
1160         .open =         snd_vt1724_playback_indep_open,
1161         .close =        snd_vt1724_playback_indep_close,
1162         .ioctl =        snd_pcm_lib_ioctl,
1163         .hw_params =    snd_vt1724_pcm_hw_params,
1164         .hw_free =      snd_vt1724_pcm_hw_free,
1165         .prepare =      snd_vt1724_playback_indep_prepare,
1166         .trigger =      snd_vt1724_pcm_trigger,
1167         .pointer =      snd_vt1724_pcm_pointer,
1168 };
1169
1170
1171 static int __devinit snd_vt1724_pcm_indep(struct snd_ice1712 * ice, int device)
1172 {
1173         struct snd_pcm *pcm;
1174         int play;
1175         int err;
1176
1177         play = ice->num_total_dacs / 2 - 1;
1178         if (play <= 0)
1179                 return 0;
1180
1181         err = snd_pcm_new(ice->card, "ICE1724 Surrounds", device, play, 0, &pcm);
1182         if (err < 0)
1183                 return err;
1184
1185         snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_PLAYBACK,
1186                         &snd_vt1724_playback_indep_ops);
1187
1188         pcm->private_data = ice;
1189         pcm->info_flags = 0;
1190         strcpy(pcm->name, "ICE1724 Surround PCM");
1191
1192         snd_pcm_lib_preallocate_pages_for_all(pcm, SNDRV_DMA_TYPE_DEV,
1193                                               snd_dma_pci_data(ice->pci),
1194                                               64*1024, 64*1024);
1195
1196         ice->pcm_ds = pcm;
1197
1198         return 0;
1199 }
1200
1201
1202 /*
1203  *  Mixer section
1204  */
1205
1206 static int __devinit snd_vt1724_ac97_mixer(struct snd_ice1712 * ice)
1207 {
1208         int err;
1209
1210         if (! (ice->eeprom.data[ICE_EEP2_ACLINK] & VT1724_CFG_PRO_I2S)) {
1211                 struct snd_ac97_bus *pbus;
1212                 struct snd_ac97_template ac97;
1213                 static struct snd_ac97_bus_ops ops = {
1214                         .write = snd_vt1724_ac97_write,
1215                         .read = snd_vt1724_ac97_read,
1216                 };
1217
1218                 /* cold reset */
1219                 outb(inb(ICEMT1724(ice, AC97_CMD)) | 0x80, ICEMT1724(ice, AC97_CMD));
1220                 mdelay(5); /* FIXME */
1221                 outb(inb(ICEMT1724(ice, AC97_CMD)) & ~0x80, ICEMT1724(ice, AC97_CMD));
1222
1223                 if ((err = snd_ac97_bus(ice->card, 0, &ops, NULL, &pbus)) < 0)
1224                         return err;
1225                 memset(&ac97, 0, sizeof(ac97));
1226                 ac97.private_data = ice;
1227                 if ((err = snd_ac97_mixer(pbus, &ac97, &ice->ac97)) < 0)
1228                         printk(KERN_WARNING "ice1712: cannot initialize pro ac97, skipped\n");
1229                 else
1230                         return 0;
1231         }
1232         /* I2S mixer only */
1233         strcat(ice->card->mixername, "ICE1724 - multitrack");
1234         return 0;
1235 }
1236
1237 /*
1238  *
1239  */
1240
1241 static inline unsigned int eeprom_triple(struct snd_ice1712 *ice, int idx)
1242 {
1243         return (unsigned int)ice->eeprom.data[idx] | \
1244                 ((unsigned int)ice->eeprom.data[idx + 1] << 8) | \
1245                 ((unsigned int)ice->eeprom.data[idx + 2] << 16);
1246 }
1247
1248 static void snd_vt1724_proc_read(struct snd_info_entry *entry,
1249                                  struct snd_info_buffer *buffer)
1250 {
1251         struct snd_ice1712 *ice = entry->private_data;
1252         unsigned int idx;
1253
1254         snd_iprintf(buffer, "%s\n\n", ice->card->longname);
1255         snd_iprintf(buffer, "EEPROM:\n");
1256
1257         snd_iprintf(buffer, "  Subvendor        : 0x%x\n", ice->eeprom.subvendor);
1258         snd_iprintf(buffer, "  Size             : %i bytes\n", ice->eeprom.size);
1259         snd_iprintf(buffer, "  Version          : %i\n", ice->eeprom.version);
1260         snd_iprintf(buffer, "  System Config    : 0x%x\n",
1261                     ice->eeprom.data[ICE_EEP2_SYSCONF]);
1262         snd_iprintf(buffer, "  ACLink           : 0x%x\n",
1263                     ice->eeprom.data[ICE_EEP2_ACLINK]);
1264         snd_iprintf(buffer, "  I2S              : 0x%x\n",
1265                     ice->eeprom.data[ICE_EEP2_I2S]);
1266         snd_iprintf(buffer, "  S/PDIF           : 0x%x\n",
1267                     ice->eeprom.data[ICE_EEP2_SPDIF]);
1268         snd_iprintf(buffer, "  GPIO direction   : 0x%x\n",
1269                     ice->eeprom.gpiodir);
1270         snd_iprintf(buffer, "  GPIO mask        : 0x%x\n",
1271                     ice->eeprom.gpiomask);
1272         snd_iprintf(buffer, "  GPIO state       : 0x%x\n",
1273                     ice->eeprom.gpiostate);
1274         for (idx = 0x12; idx < ice->eeprom.size; idx++)
1275                 snd_iprintf(buffer, "  Extra #%02i        : 0x%x\n",
1276                             idx, ice->eeprom.data[idx]);
1277
1278         snd_iprintf(buffer, "\nRegisters:\n");
1279
1280         snd_iprintf(buffer, "  PSDOUT03 : 0x%08x\n",
1281                     (unsigned)inl(ICEMT1724(ice, ROUTE_PLAYBACK)));
1282         for (idx = 0x0; idx < 0x20 ; idx++)
1283                 snd_iprintf(buffer, "  CCS%02x    : 0x%02x\n",
1284                             idx, inb(ice->port+idx));
1285         for (idx = 0x0; idx < 0x30 ; idx++)
1286                 snd_iprintf(buffer, "  MT%02x     : 0x%02x\n",
1287                             idx, inb(ice->profi_port+idx));
1288 }
1289
1290 static void __devinit snd_vt1724_proc_init(struct snd_ice1712 * ice)
1291 {
1292         struct snd_info_entry *entry;
1293
1294         if (! snd_card_proc_new(ice->card, "ice1724", &entry))
1295                 snd_info_set_text_ops(entry, ice, snd_vt1724_proc_read);
1296 }
1297
1298 /*
1299  *
1300  */
1301
1302 static int snd_vt1724_eeprom_info(struct snd_kcontrol *kcontrol,
1303                                   struct snd_ctl_elem_info *uinfo)
1304 {
1305         uinfo->type = SNDRV_CTL_ELEM_TYPE_BYTES;
1306         uinfo->count = sizeof(struct snd_ice1712_eeprom);
1307         return 0;
1308 }
1309
1310 static int snd_vt1724_eeprom_get(struct snd_kcontrol *kcontrol,
1311                                  struct snd_ctl_elem_value *ucontrol)
1312 {
1313         struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
1314
1315         memcpy(ucontrol->value.bytes.data, &ice->eeprom, sizeof(ice->eeprom));
1316         return 0;
1317 }
1318
1319 static struct snd_kcontrol_new snd_vt1724_eeprom __devinitdata = {
1320         .iface = SNDRV_CTL_ELEM_IFACE_CARD,
1321         .name = "ICE1724 EEPROM",
1322         .access = SNDRV_CTL_ELEM_ACCESS_READ,
1323         .info = snd_vt1724_eeprom_info,
1324         .get = snd_vt1724_eeprom_get
1325 };
1326
1327 /*
1328  */
1329 static int snd_vt1724_spdif_info(struct snd_kcontrol *kcontrol,
1330                                  struct snd_ctl_elem_info *uinfo)
1331 {
1332         uinfo->type = SNDRV_CTL_ELEM_TYPE_IEC958;
1333         uinfo->count = 1;
1334         return 0;
1335 }
1336
1337 static unsigned int encode_spdif_bits(struct snd_aes_iec958 *diga)
1338 {
1339         unsigned int val, rbits;
1340
1341         val = diga->status[0] & 0x03; /* professional, non-audio */
1342         if (val & 0x01) {
1343                 /* professional */
1344                 if ((diga->status[0] & IEC958_AES0_PRO_EMPHASIS) ==
1345                     IEC958_AES0_PRO_EMPHASIS_5015)
1346                         val |= 1U << 3;
1347                 rbits = (diga->status[4] >> 3) & 0x0f;
1348                 if (rbits) {
1349                         switch (rbits) {
1350                         case 2: val |= 5 << 12; break; /* 96k */
1351                         case 3: val |= 6 << 12; break; /* 192k */
1352                         case 10: val |= 4 << 12; break; /* 88.2k */
1353                         case 11: val |= 7 << 12; break; /* 176.4k */
1354                         }
1355                 } else {
1356                         switch (diga->status[0] & IEC958_AES0_PRO_FS) {
1357                         case IEC958_AES0_PRO_FS_44100:
1358                                 break;
1359                         case IEC958_AES0_PRO_FS_32000:
1360                                 val |= 3U << 12;
1361                                 break;
1362                         default:
1363                                 val |= 2U << 12;
1364                                 break;
1365                         }
1366                 }
1367         } else {
1368                 /* consumer */
1369                 val |= diga->status[1] & 0x04; /* copyright */
1370                 if ((diga->status[0] & IEC958_AES0_CON_EMPHASIS) ==
1371                     IEC958_AES0_CON_EMPHASIS_5015)
1372                         val |= 1U << 3;
1373                 val |= (unsigned int)(diga->status[1] & 0x3f) << 4; /* category */
1374                 val |= (unsigned int)(diga->status[3] & IEC958_AES3_CON_FS) << 12; /* fs */
1375         }
1376         return val;
1377 }
1378
1379 static void decode_spdif_bits(struct snd_aes_iec958 *diga, unsigned int val)
1380 {
1381         memset(diga->status, 0, sizeof(diga->status));
1382         diga->status[0] = val & 0x03; /* professional, non-audio */
1383         if (val & 0x01) {
1384                 /* professional */
1385                 if (val & (1U << 3))
1386                         diga->status[0] |= IEC958_AES0_PRO_EMPHASIS_5015;
1387                 switch ((val >> 12) & 0x7) {
1388                 case 0:
1389                         break;
1390                 case 2:
1391                         diga->status[0] |= IEC958_AES0_PRO_FS_32000;
1392                         break;
1393                 default:
1394                         diga->status[0] |= IEC958_AES0_PRO_FS_48000;
1395                         break;
1396                 }
1397         } else {
1398                 /* consumer */
1399                 diga->status[0] |= val & (1U << 2); /* copyright */
1400                 if (val & (1U << 3))
1401                         diga->status[0] |= IEC958_AES0_CON_EMPHASIS_5015;
1402                 diga->status[1] |= (val >> 4) & 0x3f; /* category */
1403                 diga->status[3] |= (val >> 12) & 0x07; /* fs */
1404         }
1405 }
1406
1407 static int snd_vt1724_spdif_default_get(struct snd_kcontrol *kcontrol,
1408                                         struct snd_ctl_elem_value *ucontrol)
1409 {
1410         struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
1411         unsigned int val;
1412         val = inw(ICEMT1724(ice, SPDIF_CTRL));
1413         decode_spdif_bits(&ucontrol->value.iec958, val);
1414         return 0;
1415 }
1416
1417 static int snd_vt1724_spdif_default_put(struct snd_kcontrol *kcontrol,
1418                                          struct snd_ctl_elem_value *ucontrol)
1419 {
1420         struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
1421         unsigned int val, old;
1422
1423         val = encode_spdif_bits(&ucontrol->value.iec958);
1424         spin_lock_irq(&ice->reg_lock);
1425         old = inw(ICEMT1724(ice, SPDIF_CTRL));
1426         if (val != old)
1427                 update_spdif_bits(ice, val);
1428         spin_unlock_irq(&ice->reg_lock);
1429         return (val != old);
1430 }
1431
1432 static struct snd_kcontrol_new snd_vt1724_spdif_default __devinitdata =
1433 {
1434         .iface =        SNDRV_CTL_ELEM_IFACE_PCM,
1435         .name =         SNDRV_CTL_NAME_IEC958("",PLAYBACK,DEFAULT),
1436         .info =         snd_vt1724_spdif_info,
1437         .get =          snd_vt1724_spdif_default_get,
1438         .put =          snd_vt1724_spdif_default_put
1439 };
1440
1441 static int snd_vt1724_spdif_maskc_get(struct snd_kcontrol *kcontrol,
1442                                        struct snd_ctl_elem_value *ucontrol)
1443 {
1444         ucontrol->value.iec958.status[0] = IEC958_AES0_NONAUDIO |
1445                                                      IEC958_AES0_PROFESSIONAL |
1446                                                      IEC958_AES0_CON_NOT_COPYRIGHT |
1447                                                      IEC958_AES0_CON_EMPHASIS;
1448         ucontrol->value.iec958.status[1] = IEC958_AES1_CON_ORIGINAL |
1449                                                      IEC958_AES1_CON_CATEGORY;
1450         ucontrol->value.iec958.status[3] = IEC958_AES3_CON_FS;
1451         return 0;
1452 }
1453
1454 static int snd_vt1724_spdif_maskp_get(struct snd_kcontrol *kcontrol,
1455                                        struct snd_ctl_elem_value *ucontrol)
1456 {
1457         ucontrol->value.iec958.status[0] = IEC958_AES0_NONAUDIO |
1458                                                      IEC958_AES0_PROFESSIONAL |
1459                                                      IEC958_AES0_PRO_FS |
1460                                                      IEC958_AES0_PRO_EMPHASIS;
1461         return 0;
1462 }
1463
1464 static struct snd_kcontrol_new snd_vt1724_spdif_maskc __devinitdata =
1465 {
1466         .access =       SNDRV_CTL_ELEM_ACCESS_READ,
1467         .iface =        SNDRV_CTL_ELEM_IFACE_PCM,
1468         .name =         SNDRV_CTL_NAME_IEC958("",PLAYBACK,CON_MASK),
1469         .info =         snd_vt1724_spdif_info,
1470         .get =          snd_vt1724_spdif_maskc_get,
1471 };
1472
1473 static struct snd_kcontrol_new snd_vt1724_spdif_maskp __devinitdata =
1474 {
1475         .access =       SNDRV_CTL_ELEM_ACCESS_READ,
1476         .iface =        SNDRV_CTL_ELEM_IFACE_PCM,
1477         .name =         SNDRV_CTL_NAME_IEC958("",PLAYBACK,PRO_MASK),
1478         .info =         snd_vt1724_spdif_info,
1479         .get =          snd_vt1724_spdif_maskp_get,
1480 };
1481
1482 static int snd_vt1724_spdif_sw_info(struct snd_kcontrol *kcontrol,
1483                                     struct snd_ctl_elem_info *uinfo)
1484 {
1485         uinfo->type = SNDRV_CTL_ELEM_TYPE_BOOLEAN;
1486         uinfo->count = 1;
1487         uinfo->value.integer.min = 0;
1488         uinfo->value.integer.max = 1;
1489         return 0;
1490 }
1491
1492 static int snd_vt1724_spdif_sw_get(struct snd_kcontrol *kcontrol,
1493                                    struct snd_ctl_elem_value *ucontrol)
1494 {
1495         struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
1496         ucontrol->value.integer.value[0] = inb(ICEREG1724(ice, SPDIF_CFG)) &
1497                 VT1724_CFG_SPDIF_OUT_EN ? 1 : 0;
1498         return 0;
1499 }
1500
1501 static int snd_vt1724_spdif_sw_put(struct snd_kcontrol *kcontrol,
1502                                    struct snd_ctl_elem_value *ucontrol)
1503 {
1504         struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
1505         unsigned char old, val;
1506
1507         spin_lock_irq(&ice->reg_lock);
1508         old = val = inb(ICEREG1724(ice, SPDIF_CFG));
1509         val &= ~VT1724_CFG_SPDIF_OUT_EN;
1510         if (ucontrol->value.integer.value[0])
1511                 val |= VT1724_CFG_SPDIF_OUT_EN;
1512         if (old != val)
1513                 outb(val, ICEREG1724(ice, SPDIF_CFG));
1514         spin_unlock_irq(&ice->reg_lock);
1515         return old != val;
1516 }
1517
1518 static struct snd_kcontrol_new snd_vt1724_spdif_switch __devinitdata =
1519 {
1520         .iface =        SNDRV_CTL_ELEM_IFACE_MIXER,
1521         /* FIXME: the following conflict with IEC958 Playback Route */
1522         // .name =         SNDRV_CTL_NAME_IEC958("",PLAYBACK,SWITCH),
1523         .name =         SNDRV_CTL_NAME_IEC958("Output ",NONE,SWITCH),
1524         .info =         snd_vt1724_spdif_sw_info,
1525         .get =          snd_vt1724_spdif_sw_get,
1526         .put =          snd_vt1724_spdif_sw_put
1527 };
1528
1529
1530 #if 0 /* NOT USED YET */
1531 /*
1532  * GPIO access from extern
1533  */
1534
1535 int snd_vt1724_gpio_info(struct snd_kcontrol *kcontrol,
1536                          struct snd_ctl_elem_info *uinfo)
1537 {
1538         uinfo->type = SNDRV_CTL_ELEM_TYPE_BOOLEAN;
1539         uinfo->count = 1;
1540         uinfo->value.integer.min = 0;
1541         uinfo->value.integer.max = 1;
1542         return 0;
1543 }
1544
1545 int snd_vt1724_gpio_get(struct snd_kcontrol *kcontrol,
1546                         struct snd_ctl_elem_value *ucontrol)
1547 {
1548         struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
1549         int shift = kcontrol->private_value & 0xff;
1550         int invert = (kcontrol->private_value & (1<<24)) ? 1 : 0;
1551
1552         snd_ice1712_save_gpio_status(ice);
1553         ucontrol->value.integer.value[0] =
1554                 (snd_ice1712_gpio_read(ice) & (1 << shift) ? 1 : 0) ^ invert;
1555         snd_ice1712_restore_gpio_status(ice);
1556         return 0;
1557 }
1558
1559 int snd_ice1712_gpio_put(struct snd_kcontrol *kcontrol,
1560                          struct snd_ctl_elem_value *ucontrol)
1561 {
1562         struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
1563         int shift = kcontrol->private_value & 0xff;
1564         int invert = (kcontrol->private_value & (1<<24)) ? mask : 0;
1565         unsigned int val, nval;
1566
1567         if (kcontrol->private_value & (1 << 31))
1568                 return -EPERM;
1569         nval = (ucontrol->value.integer.value[0] ? (1 << shift) : 0) ^ invert;
1570         snd_ice1712_save_gpio_status(ice);
1571         val = snd_ice1712_gpio_read(ice);
1572         nval |= val & ~(1 << shift);
1573         if (val != nval)
1574                 snd_ice1712_gpio_write(ice, nval);
1575         snd_ice1712_restore_gpio_status(ice);
1576         return val != nval;
1577 }
1578 #endif /* NOT USED YET */
1579
1580 /*
1581  *  rate
1582  */
1583 static int snd_vt1724_pro_internal_clock_info(struct snd_kcontrol *kcontrol,
1584                                               struct snd_ctl_elem_info *uinfo)
1585 {
1586         static const char * const texts_1724[] = {
1587                 "8000",         /* 0: 6 */
1588                 "9600",         /* 1: 3 */
1589                 "11025",        /* 2: 10 */
1590                 "12000",        /* 3: 2 */
1591                 "16000",        /* 4: 5 */
1592                 "22050",        /* 5: 9 */
1593                 "24000",        /* 6: 1 */
1594                 "32000",        /* 7: 4 */
1595                 "44100",        /* 8: 8 */
1596                 "48000",        /* 9: 0 */
1597                 "64000",        /* 10: 15 */
1598                 "88200",        /* 11: 11 */
1599                 "96000",        /* 12: 7 */
1600                 "176400",       /* 13: 12 */
1601                 "192000",       /* 14: 14 */
1602                 "IEC958 Input", /* 15: -- */
1603         };
1604         static const char * const texts_1720[] = {
1605                 "8000",         /* 0: 6 */
1606                 "9600",         /* 1: 3 */
1607                 "11025",        /* 2: 10 */
1608                 "12000",        /* 3: 2 */
1609                 "16000",        /* 4: 5 */
1610                 "22050",        /* 5: 9 */
1611                 "24000",        /* 6: 1 */
1612                 "32000",        /* 7: 4 */
1613                 "44100",        /* 8: 8 */
1614                 "48000",        /* 9: 0 */
1615                 "64000",        /* 10: 15 */
1616                 "88200",        /* 11: 11 */
1617                 "96000",        /* 12: 7 */
1618                 "IEC958 Input", /* 13: -- */
1619         };
1620         struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
1621
1622         uinfo->type = SNDRV_CTL_ELEM_TYPE_ENUMERATED;
1623         uinfo->count = 1;
1624         uinfo->value.enumerated.items = ice->vt1720 ? 14 : 16;
1625         if (uinfo->value.enumerated.item >= uinfo->value.enumerated.items)
1626                 uinfo->value.enumerated.item = uinfo->value.enumerated.items - 1;
1627         strcpy(uinfo->value.enumerated.name,
1628                ice->vt1720 ? texts_1720[uinfo->value.enumerated.item] :
1629                texts_1724[uinfo->value.enumerated.item]);
1630         return 0;
1631 }
1632
1633 static int snd_vt1724_pro_internal_clock_get(struct snd_kcontrol *kcontrol,
1634                                              struct snd_ctl_elem_value *ucontrol)
1635 {
1636         struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
1637         static const unsigned char xlate[16] = {
1638                 9, 6, 3, 1, 7, 4, 0, 12, 8, 5, 2, 11, 13, 255, 14, 10
1639         };
1640         unsigned char val;
1641
1642         spin_lock_irq(&ice->reg_lock);
1643         if (is_spdif_master(ice)) {
1644                 ucontrol->value.enumerated.item[0] = ice->vt1720 ? 13 : 15;
1645         } else {
1646                 val = xlate[inb(ICEMT1724(ice, RATE)) & 15];
1647                 if (val == 255) {
1648                         snd_BUG();
1649                         val = 0;
1650                 }
1651                 ucontrol->value.enumerated.item[0] = val;
1652         }
1653         spin_unlock_irq(&ice->reg_lock);
1654         return 0;
1655 }
1656
1657 static int snd_vt1724_pro_internal_clock_put(struct snd_kcontrol *kcontrol,
1658                                              struct snd_ctl_elem_value *ucontrol)
1659 {
1660         struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
1661         unsigned char oval;
1662         int rate;
1663         int change = 0;
1664         int spdif = ice->vt1720 ? 13 : 15;
1665
1666         spin_lock_irq(&ice->reg_lock);
1667         oval = inb(ICEMT1724(ice, RATE));
1668         if (ucontrol->value.enumerated.item[0] == spdif) {
1669                 unsigned char i2s_oval;
1670                 outb(oval | VT1724_SPDIF_MASTER, ICEMT1724(ice, RATE));
1671                 /* setting 256fs */
1672                 i2s_oval = inb(ICEMT1724(ice, I2S_FORMAT));
1673                 outb(i2s_oval & ~VT1724_MT_I2S_MCLK_128X,
1674                      ICEMT1724(ice, I2S_FORMAT));
1675         } else {
1676                 rate = rates[ucontrol->value.integer.value[0] % 15];
1677                 if (rate <= get_max_rate(ice)) {
1678                         PRO_RATE_DEFAULT = rate;
1679                         spin_unlock_irq(&ice->reg_lock);
1680                         snd_vt1724_set_pro_rate(ice, PRO_RATE_DEFAULT, 1);
1681                         spin_lock_irq(&ice->reg_lock);
1682                 }
1683         }
1684         change = inb(ICEMT1724(ice, RATE)) != oval;
1685         spin_unlock_irq(&ice->reg_lock);
1686
1687         if ((oval & VT1724_SPDIF_MASTER) !=
1688             (inb(ICEMT1724(ice, RATE)) & VT1724_SPDIF_MASTER)) {
1689                 /* notify akm chips as well */
1690                 if (is_spdif_master(ice)) {
1691                         unsigned int i;
1692                         for (i = 0; i < ice->akm_codecs; i++) {
1693                                 if (ice->akm[i].ops.set_rate_val)
1694                                         ice->akm[i].ops.set_rate_val(&ice->akm[i], 0);
1695                         }
1696                 }
1697         }
1698         return change;
1699 }
1700
1701 static struct snd_kcontrol_new snd_vt1724_pro_internal_clock __devinitdata = {
1702         .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
1703         .name = "Multi Track Internal Clock",
1704         .info = snd_vt1724_pro_internal_clock_info,
1705         .get = snd_vt1724_pro_internal_clock_get,
1706         .put = snd_vt1724_pro_internal_clock_put
1707 };
1708
1709 static int snd_vt1724_pro_rate_locking_info(struct snd_kcontrol *kcontrol,
1710                                             struct snd_ctl_elem_info *uinfo)
1711 {
1712         uinfo->type = SNDRV_CTL_ELEM_TYPE_BOOLEAN;
1713         uinfo->count = 1;
1714         uinfo->value.integer.min = 0;
1715         uinfo->value.integer.max = 1;
1716         return 0;
1717 }
1718
1719 static int snd_vt1724_pro_rate_locking_get(struct snd_kcontrol *kcontrol,
1720                                            struct snd_ctl_elem_value *ucontrol)
1721 {
1722         ucontrol->value.integer.value[0] = PRO_RATE_LOCKED;
1723         return 0;
1724 }
1725
1726 static int snd_vt1724_pro_rate_locking_put(struct snd_kcontrol *kcontrol,
1727                                            struct snd_ctl_elem_value *ucontrol)
1728 {
1729         struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
1730         int change = 0, nval;
1731
1732         nval = ucontrol->value.integer.value[0] ? 1 : 0;
1733         spin_lock_irq(&ice->reg_lock);
1734         change = PRO_RATE_LOCKED != nval;
1735         PRO_RATE_LOCKED = nval;
1736         spin_unlock_irq(&ice->reg_lock);
1737         return change;
1738 }
1739
1740 static struct snd_kcontrol_new snd_vt1724_pro_rate_locking __devinitdata = {
1741         .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
1742         .name = "Multi Track Rate Locking",
1743         .info = snd_vt1724_pro_rate_locking_info,
1744         .get = snd_vt1724_pro_rate_locking_get,
1745         .put = snd_vt1724_pro_rate_locking_put
1746 };
1747
1748 static int snd_vt1724_pro_rate_reset_info(struct snd_kcontrol *kcontrol,
1749                                           struct snd_ctl_elem_info *uinfo)
1750 {
1751         uinfo->type = SNDRV_CTL_ELEM_TYPE_BOOLEAN;
1752         uinfo->count = 1;
1753         uinfo->value.integer.min = 0;
1754         uinfo->value.integer.max = 1;
1755         return 0;
1756 }
1757
1758 static int snd_vt1724_pro_rate_reset_get(struct snd_kcontrol *kcontrol,
1759                                          struct snd_ctl_elem_value *ucontrol)
1760 {
1761         ucontrol->value.integer.value[0] = PRO_RATE_RESET ? 1 : 0;
1762         return 0;
1763 }
1764
1765 static int snd_vt1724_pro_rate_reset_put(struct snd_kcontrol *kcontrol,
1766                                          struct snd_ctl_elem_value *ucontrol)
1767 {
1768         struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
1769         int change = 0, nval;
1770
1771         nval = ucontrol->value.integer.value[0] ? 1 : 0;
1772         spin_lock_irq(&ice->reg_lock);
1773         change = PRO_RATE_RESET != nval;
1774         PRO_RATE_RESET = nval;
1775         spin_unlock_irq(&ice->reg_lock);
1776         return change;
1777 }
1778
1779 static struct snd_kcontrol_new snd_vt1724_pro_rate_reset __devinitdata = {
1780         .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
1781         .name = "Multi Track Rate Reset",
1782         .info = snd_vt1724_pro_rate_reset_info,
1783         .get = snd_vt1724_pro_rate_reset_get,
1784         .put = snd_vt1724_pro_rate_reset_put
1785 };
1786
1787
1788 /*
1789  * routing
1790  */
1791 static int snd_vt1724_pro_route_info(struct snd_kcontrol *kcontrol,
1792                                      struct snd_ctl_elem_info *uinfo)
1793 {
1794         static char *texts[] = {
1795                 "PCM Out", /* 0 */
1796                 "H/W In 0", "H/W In 1", /* 1-2 */
1797                 "IEC958 In L", "IEC958 In R", /* 3-4 */
1798         };
1799
1800         uinfo->type = SNDRV_CTL_ELEM_TYPE_ENUMERATED;
1801         uinfo->count = 1;
1802         uinfo->value.enumerated.items = 5;
1803         if (uinfo->value.enumerated.item >= uinfo->value.enumerated.items)
1804                 uinfo->value.enumerated.item = uinfo->value.enumerated.items - 1;
1805         strcpy(uinfo->value.enumerated.name, texts[uinfo->value.enumerated.item]);
1806         return 0;
1807 }
1808
1809 static inline int analog_route_shift(int idx)
1810 {
1811         return (idx % 2) * 12 + ((idx / 2) * 3) + 8;
1812 }
1813
1814 static inline int digital_route_shift(int idx)
1815 {
1816         return idx * 3;
1817 }
1818
1819 static int get_route_val(struct snd_ice1712 *ice, int shift)
1820 {
1821         unsigned long val;
1822         unsigned char eitem;
1823         static const unsigned char xlate[8] = {
1824                 0, 255, 1, 2, 255, 255, 3, 4,
1825         };
1826
1827         val = inl(ICEMT1724(ice, ROUTE_PLAYBACK));
1828         val >>= shift;
1829         val &= 7;       //we now have 3 bits per output
1830         eitem = xlate[val];
1831         if (eitem == 255) {
1832                 snd_BUG();
1833                 return 0;
1834         }
1835         return eitem;
1836 }
1837
1838 static int put_route_val(struct snd_ice1712 *ice, unsigned int val, int shift)
1839 {
1840         unsigned int old_val, nval;
1841         int change;
1842         static const unsigned char xroute[8] = {
1843                 0, /* PCM */
1844                 2, /* PSDIN0 Left */
1845                 3, /* PSDIN0 Right */
1846                 6, /* SPDIN Left */
1847                 7, /* SPDIN Right */
1848         };
1849
1850         nval = xroute[val % 5];
1851         val = old_val = inl(ICEMT1724(ice, ROUTE_PLAYBACK));
1852         val &= ~(0x07 << shift);
1853         val |= nval << shift;
1854         change = val != old_val;
1855         if (change)
1856                 outl(val, ICEMT1724(ice, ROUTE_PLAYBACK));
1857         return change;
1858 }
1859
1860 static int snd_vt1724_pro_route_analog_get(struct snd_kcontrol *kcontrol,
1861                                            struct snd_ctl_elem_value *ucontrol)
1862 {
1863         struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
1864         int idx = snd_ctl_get_ioffidx(kcontrol, &ucontrol->id);
1865         ucontrol->value.enumerated.item[0] =
1866                 get_route_val(ice, analog_route_shift(idx));
1867         return 0;
1868 }
1869
1870 static int snd_vt1724_pro_route_analog_put(struct snd_kcontrol *kcontrol,
1871                                            struct snd_ctl_elem_value *ucontrol)
1872 {
1873         struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
1874         int idx = snd_ctl_get_ioffidx(kcontrol, &ucontrol->id);
1875         return put_route_val(ice, ucontrol->value.enumerated.item[0],
1876                              analog_route_shift(idx));
1877 }
1878
1879 static int snd_vt1724_pro_route_spdif_get(struct snd_kcontrol *kcontrol,
1880                                           struct snd_ctl_elem_value *ucontrol)
1881 {
1882         struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
1883         int idx = snd_ctl_get_ioffidx(kcontrol, &ucontrol->id);
1884         ucontrol->value.enumerated.item[0] =
1885                 get_route_val(ice, digital_route_shift(idx));
1886         return 0;
1887 }
1888
1889 static int snd_vt1724_pro_route_spdif_put(struct snd_kcontrol *kcontrol,
1890                                           struct snd_ctl_elem_value *ucontrol)
1891 {
1892         struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
1893         int idx = snd_ctl_get_ioffidx(kcontrol, &ucontrol->id);
1894         return put_route_val(ice, ucontrol->value.enumerated.item[0],
1895                              digital_route_shift(idx));
1896 }
1897
1898 static struct snd_kcontrol_new snd_vt1724_mixer_pro_analog_route __devinitdata = {
1899         .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
1900         .name = "H/W Playback Route",
1901         .info = snd_vt1724_pro_route_info,
1902         .get = snd_vt1724_pro_route_analog_get,
1903         .put = snd_vt1724_pro_route_analog_put,
1904 };
1905
1906 static struct snd_kcontrol_new snd_vt1724_mixer_pro_spdif_route __devinitdata = {
1907         .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
1908         .name = SNDRV_CTL_NAME_IEC958("",PLAYBACK,NONE) "Route",
1909         .info = snd_vt1724_pro_route_info,
1910         .get = snd_vt1724_pro_route_spdif_get,
1911         .put = snd_vt1724_pro_route_spdif_put,
1912         .count = 2,
1913 };
1914
1915
1916 static int snd_vt1724_pro_peak_info(struct snd_kcontrol *kcontrol,
1917                                     struct snd_ctl_elem_info *uinfo)
1918 {
1919         uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
1920         uinfo->count = 22; /* FIXME: for compatibility with ice1712... */
1921         uinfo->value.integer.min = 0;
1922         uinfo->value.integer.max = 255;
1923         return 0;
1924 }
1925
1926 static int snd_vt1724_pro_peak_get(struct snd_kcontrol *kcontrol,
1927                                    struct snd_ctl_elem_value *ucontrol)
1928 {
1929         struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
1930         int idx;
1931
1932         spin_lock_irq(&ice->reg_lock);
1933         for (idx = 0; idx < 22; idx++) {
1934                 outb(idx, ICEMT1724(ice, MONITOR_PEAKINDEX));
1935                 ucontrol->value.integer.value[idx] =
1936                         inb(ICEMT1724(ice, MONITOR_PEAKDATA));
1937         }
1938         spin_unlock_irq(&ice->reg_lock);
1939         return 0;
1940 }
1941
1942 static struct snd_kcontrol_new snd_vt1724_mixer_pro_peak __devinitdata = {
1943         .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
1944         .name = "Multi Track Peak",
1945         .access = SNDRV_CTL_ELEM_ACCESS_READ | SNDRV_CTL_ELEM_ACCESS_VOLATILE,
1946         .info = snd_vt1724_pro_peak_info,
1947         .get = snd_vt1724_pro_peak_get
1948 };
1949
1950 /*
1951  *
1952  */
1953
1954 static struct snd_ice1712_card_info no_matched __devinitdata;
1955
1956 static struct snd_ice1712_card_info *card_tables[] __devinitdata = {
1957         snd_vt1724_revo_cards,
1958         snd_vt1724_amp_cards,
1959         snd_vt1724_aureon_cards,
1960         snd_vt1720_mobo_cards,
1961         snd_vt1720_pontis_cards,
1962         snd_vt1724_prodigy192_cards,
1963         snd_vt1724_juli_cards,
1964         snd_vt1724_phase_cards,
1965         snd_vt1724_wtm_cards,
1966         NULL,
1967 };
1968
1969
1970 /*
1971  */
1972
1973 static void wait_i2c_busy(struct snd_ice1712 *ice)
1974 {
1975         int t = 0x10000;
1976         while ((inb(ICEREG1724(ice, I2C_CTRL)) & VT1724_I2C_BUSY) && t--)
1977                 ;
1978         if (t == -1)
1979                 printk(KERN_ERR "ice1724: i2c busy timeout\n");
1980 }
1981
1982 unsigned char snd_vt1724_read_i2c(struct snd_ice1712 *ice,
1983                                   unsigned char dev, unsigned char addr)
1984 {
1985         unsigned char val;
1986
1987         mutex_lock(&ice->i2c_mutex);
1988         outb(addr, ICEREG1724(ice, I2C_BYTE_ADDR));
1989         outb(dev & ~VT1724_I2C_WRITE, ICEREG1724(ice, I2C_DEV_ADDR));
1990         wait_i2c_busy(ice);
1991         val = inb(ICEREG1724(ice, I2C_DATA));
1992         mutex_unlock(&ice->i2c_mutex);
1993         //printk("i2c_read: [0x%x,0x%x] = 0x%x\n", dev, addr, val);
1994         return val;
1995 }
1996
1997 void snd_vt1724_write_i2c(struct snd_ice1712 *ice,
1998                           unsigned char dev, unsigned char addr, unsigned char data)
1999 {
2000         mutex_lock(&ice->i2c_mutex);
2001         wait_i2c_busy(ice);
2002         //printk("i2c_write: [0x%x,0x%x] = 0x%x\n", dev, addr, data);
2003         outb(addr, ICEREG1724(ice, I2C_BYTE_ADDR));
2004         outb(data, ICEREG1724(ice, I2C_DATA));
2005         outb(dev | VT1724_I2C_WRITE, ICEREG1724(ice, I2C_DEV_ADDR));
2006         wait_i2c_busy(ice);
2007         mutex_unlock(&ice->i2c_mutex);
2008 }
2009
2010 static int __devinit snd_vt1724_read_eeprom(struct snd_ice1712 *ice,
2011                                             const char *modelname)
2012 {
2013         const int dev = 0xa0;           /* EEPROM device address */
2014         unsigned int i, size;
2015         struct snd_ice1712_card_info * const *tbl, *c;
2016
2017         if (! modelname || ! *modelname) {
2018                 ice->eeprom.subvendor = 0;
2019                 if ((inb(ICEREG1724(ice, I2C_CTRL)) & VT1724_I2C_EEPROM) != 0)
2020                         ice->eeprom.subvendor =
2021                                 (snd_vt1724_read_i2c(ice, dev, 0x00) << 0) |
2022                                 (snd_vt1724_read_i2c(ice, dev, 0x01) << 8) |
2023                                 (snd_vt1724_read_i2c(ice, dev, 0x02) << 16) |
2024                                 (snd_vt1724_read_i2c(ice, dev, 0x03) << 24);
2025                 if (ice->eeprom.subvendor == 0 ||
2026                     ice->eeprom.subvendor == (unsigned int)-1) {
2027                         /* invalid subvendor from EEPROM, try the PCI
2028                          * subststem ID instead
2029                          */
2030                         u16 vendor, device;
2031                         pci_read_config_word(ice->pci, PCI_SUBSYSTEM_VENDOR_ID,
2032                                              &vendor);
2033                         pci_read_config_word(ice->pci, PCI_SUBSYSTEM_ID, &device);
2034                         ice->eeprom.subvendor =
2035                                 ((unsigned int)swab16(vendor) << 16) | swab16(device);
2036                         if (ice->eeprom.subvendor == 0 ||
2037                             ice->eeprom.subvendor == (unsigned int)-1) {
2038                                 printk(KERN_ERR "ice1724: No valid ID is found\n");
2039                                 return -ENXIO;
2040                         }
2041                 }
2042         }
2043         for (tbl = card_tables; *tbl; tbl++) {
2044                 for (c = *tbl; c->subvendor; c++) {
2045                         if (modelname && c->model &&
2046                             ! strcmp(modelname, c->model)) {
2047                                 printk(KERN_INFO "ice1724: Using board model %s\n",
2048                                        c->name);
2049                                 ice->eeprom.subvendor = c->subvendor;
2050                         } else if (c->subvendor != ice->eeprom.subvendor)
2051                                 continue;
2052                         if (! c->eeprom_size || ! c->eeprom_data)
2053                                 goto found;
2054                         /* if the EEPROM is given by the driver, use it */
2055                         snd_printdd("using the defined eeprom..\n");
2056                         ice->eeprom.version = 2;
2057                         ice->eeprom.size = c->eeprom_size + 6;
2058                         memcpy(ice->eeprom.data, c->eeprom_data, c->eeprom_size);
2059                         goto read_skipped;
2060                 }
2061         }
2062         printk(KERN_WARNING "ice1724: No matching model found for ID 0x%x\n",
2063                ice->eeprom.subvendor);
2064
2065  found:
2066         ice->eeprom.size = snd_vt1724_read_i2c(ice, dev, 0x04);
2067         if (ice->eeprom.size < 6)
2068                 ice->eeprom.size = 32;
2069         else if (ice->eeprom.size > 32) {
2070                 printk(KERN_ERR "ice1724: Invalid EEPROM (size = %i)\n",
2071                        ice->eeprom.size);
2072                 return -EIO;
2073         }
2074         ice->eeprom.version = snd_vt1724_read_i2c(ice, dev, 0x05);
2075         if (ice->eeprom.version != 2)
2076                 printk(KERN_WARNING "ice1724: Invalid EEPROM version %i\n",
2077                        ice->eeprom.version);
2078         size = ice->eeprom.size - 6;
2079         for (i = 0; i < size; i++)
2080                 ice->eeprom.data[i] = snd_vt1724_read_i2c(ice, dev, i + 6);
2081
2082  read_skipped:
2083         ice->eeprom.gpiomask = eeprom_triple(ice, ICE_EEP2_GPIO_MASK);
2084         ice->eeprom.gpiostate = eeprom_triple(ice, ICE_EEP2_GPIO_STATE);
2085         ice->eeprom.gpiodir = eeprom_triple(ice, ICE_EEP2_GPIO_DIR);
2086
2087         return 0;
2088 }
2089
2090
2091
2092 static int __devinit snd_vt1724_chip_init(struct snd_ice1712 *ice)
2093 {
2094         outb(VT1724_RESET , ICEREG1724(ice, CONTROL));
2095         udelay(200);
2096         outb(0, ICEREG1724(ice, CONTROL));
2097         udelay(200);
2098         outb(ice->eeprom.data[ICE_EEP2_SYSCONF], ICEREG1724(ice, SYS_CFG));
2099         outb(ice->eeprom.data[ICE_EEP2_ACLINK], ICEREG1724(ice, AC97_CFG));
2100         outb(ice->eeprom.data[ICE_EEP2_I2S], ICEREG1724(ice, I2S_FEATURES));
2101         outb(ice->eeprom.data[ICE_EEP2_SPDIF], ICEREG1724(ice, SPDIF_CFG));
2102
2103         ice->gpio.write_mask = ice->eeprom.gpiomask;
2104         ice->gpio.direction = ice->eeprom.gpiodir;
2105         snd_vt1724_set_gpio_mask(ice, ice->eeprom.gpiomask);
2106         snd_vt1724_set_gpio_dir(ice, ice->eeprom.gpiodir);
2107         snd_vt1724_set_gpio_data(ice, ice->eeprom.gpiostate);
2108
2109         outb(0, ICEREG1724(ice, POWERDOWN));
2110
2111         return 0;
2112 }
2113
2114 static int __devinit snd_vt1724_spdif_build_controls(struct snd_ice1712 *ice)
2115 {
2116         int err;
2117         struct snd_kcontrol *kctl;
2118
2119         snd_assert(ice->pcm != NULL, return -EIO);
2120
2121         err = snd_ctl_add(ice->card, snd_ctl_new1(&snd_vt1724_mixer_pro_spdif_route, ice));
2122         if (err < 0)
2123                 return err;
2124
2125         err = snd_ctl_add(ice->card, snd_ctl_new1(&snd_vt1724_spdif_switch, ice));
2126         if (err < 0)
2127                 return err;
2128
2129         err = snd_ctl_add(ice->card, kctl = snd_ctl_new1(&snd_vt1724_spdif_default, ice));
2130         if (err < 0)
2131                 return err;
2132         kctl->id.device = ice->pcm->device;
2133         err = snd_ctl_add(ice->card, kctl = snd_ctl_new1(&snd_vt1724_spdif_maskc, ice));
2134         if (err < 0)
2135                 return err;
2136         kctl->id.device = ice->pcm->device;
2137         err = snd_ctl_add(ice->card, kctl = snd_ctl_new1(&snd_vt1724_spdif_maskp, ice));
2138         if (err < 0)
2139                 return err;
2140         kctl->id.device = ice->pcm->device;
2141 #if 0 /* use default only */
2142         err = snd_ctl_add(ice->card, kctl = snd_ctl_new1(&snd_vt1724_spdif_stream, ice));
2143         if (err < 0)
2144                 return err;
2145         kctl->id.device = ice->pcm->device;
2146         ice->spdif.stream_ctl = kctl;
2147 #endif
2148         return 0;
2149 }
2150
2151
2152 static int __devinit snd_vt1724_build_controls(struct snd_ice1712 *ice)
2153 {
2154         int err;
2155
2156         err = snd_ctl_add(ice->card, snd_ctl_new1(&snd_vt1724_eeprom, ice));
2157         if (err < 0)
2158                 return err;
2159         err = snd_ctl_add(ice->card, snd_ctl_new1(&snd_vt1724_pro_internal_clock, ice));
2160         if (err < 0)
2161                 return err;
2162
2163         err = snd_ctl_add(ice->card, snd_ctl_new1(&snd_vt1724_pro_rate_locking, ice));
2164         if (err < 0)
2165                 return err;
2166         err = snd_ctl_add(ice->card, snd_ctl_new1(&snd_vt1724_pro_rate_reset, ice));
2167         if (err < 0)
2168                 return err;
2169
2170         if (ice->num_total_dacs > 0) {
2171                 struct snd_kcontrol_new tmp = snd_vt1724_mixer_pro_analog_route;
2172                 tmp.count = ice->num_total_dacs;
2173                 if (ice->vt1720 && tmp.count > 2)
2174                         tmp.count = 2;
2175                 err = snd_ctl_add(ice->card, snd_ctl_new1(&tmp, ice));
2176                 if (err < 0)
2177                         return err;
2178         }
2179
2180         err = snd_ctl_add(ice->card, snd_ctl_new1(&snd_vt1724_mixer_pro_peak, ice));
2181         if (err < 0)
2182                 return err;
2183
2184         return 0;
2185 }
2186
2187 static int snd_vt1724_free(struct snd_ice1712 *ice)
2188 {
2189         if (! ice->port)
2190                 goto __hw_end;
2191         /* mask all interrupts */
2192         outb(0xff, ICEMT1724(ice, DMA_INT_MASK));
2193         outb(0xff, ICEREG1724(ice, IRQMASK));
2194         /* --- */
2195       __hw_end:
2196         if (ice->irq >= 0) {
2197                 synchronize_irq(ice->irq);
2198                 free_irq(ice->irq, ice);
2199         }
2200         pci_release_regions(ice->pci);
2201         snd_ice1712_akm4xxx_free(ice);
2202         pci_disable_device(ice->pci);
2203         kfree(ice);
2204         return 0;
2205 }
2206
2207 static int snd_vt1724_dev_free(struct snd_device *device)
2208 {
2209         struct snd_ice1712 *ice = device->device_data;
2210         return snd_vt1724_free(ice);
2211 }
2212
2213 static int __devinit snd_vt1724_create(struct snd_card *card,
2214                                        struct pci_dev *pci,
2215                                        const char *modelname,
2216                                        struct snd_ice1712 ** r_ice1712)
2217 {
2218         struct snd_ice1712 *ice;
2219         int err;
2220         unsigned char mask;
2221         static struct snd_device_ops ops = {
2222                 .dev_free =     snd_vt1724_dev_free,
2223         };
2224
2225         *r_ice1712 = NULL;
2226
2227         /* enable PCI device */
2228         if ((err = pci_enable_device(pci)) < 0)
2229                 return err;
2230
2231         ice = kzalloc(sizeof(*ice), GFP_KERNEL);
2232         if (ice == NULL) {
2233                 pci_disable_device(pci);
2234                 return -ENOMEM;
2235         }
2236         ice->vt1724 = 1;
2237         spin_lock_init(&ice->reg_lock);
2238         mutex_init(&ice->gpio_mutex);
2239         mutex_init(&ice->open_mutex);
2240         mutex_init(&ice->i2c_mutex);
2241         ice->gpio.set_mask = snd_vt1724_set_gpio_mask;
2242         ice->gpio.set_dir = snd_vt1724_set_gpio_dir;
2243         ice->gpio.set_data = snd_vt1724_set_gpio_data;
2244         ice->gpio.get_data = snd_vt1724_get_gpio_data;
2245         ice->card = card;
2246         ice->pci = pci;
2247         ice->irq = -1;
2248         pci_set_master(pci);
2249         snd_vt1724_proc_init(ice);
2250         synchronize_irq(pci->irq);
2251
2252         if ((err = pci_request_regions(pci, "ICE1724")) < 0) {
2253                 kfree(ice);
2254                 pci_disable_device(pci);
2255                 return err;
2256         }
2257         ice->port = pci_resource_start(pci, 0);
2258         ice->profi_port = pci_resource_start(pci, 1);
2259
2260         if (request_irq(pci->irq, snd_vt1724_interrupt,
2261                         IRQF_SHARED, "ICE1724", ice)) {
2262                 snd_printk(KERN_ERR "unable to grab IRQ %d\n", pci->irq);
2263                 snd_vt1724_free(ice);
2264                 return -EIO;
2265         }
2266
2267         ice->irq = pci->irq;
2268
2269         if (snd_vt1724_read_eeprom(ice, modelname) < 0) {
2270                 snd_vt1724_free(ice);
2271                 return -EIO;
2272         }
2273         if (snd_vt1724_chip_init(ice) < 0) {
2274                 snd_vt1724_free(ice);
2275                 return -EIO;
2276         }
2277
2278         /* unmask used interrupts */
2279         if (! (ice->eeprom.data[ICE_EEP2_SYSCONF] & VT1724_CFG_MPU401))
2280                 mask = VT1724_IRQ_MPU_RX | VT1724_IRQ_MPU_TX;
2281         else
2282                 mask = 0;
2283         outb(mask, ICEREG1724(ice, IRQMASK));
2284         /* don't handle FIFO overrun/underruns (just yet),
2285          * since they cause machine lockups
2286          */
2287         outb(VT1724_MULTI_FIFO_ERR, ICEMT1724(ice, DMA_INT_MASK));
2288
2289         if ((err = snd_device_new(card, SNDRV_DEV_LOWLEVEL, ice, &ops)) < 0) {
2290                 snd_vt1724_free(ice);
2291                 return err;
2292         }
2293
2294         snd_card_set_dev(card, &pci->dev);
2295
2296         *r_ice1712 = ice;
2297         return 0;
2298 }
2299
2300
2301 /*
2302  *
2303  * Registration
2304  *
2305  */
2306
2307 static int __devinit snd_vt1724_probe(struct pci_dev *pci,
2308                                       const struct pci_device_id *pci_id)
2309 {
2310         static int dev;
2311         struct snd_card *card;
2312         struct snd_ice1712 *ice;
2313         int pcm_dev = 0, err;
2314         struct snd_ice1712_card_info * const *tbl, *c;
2315
2316         if (dev >= SNDRV_CARDS)
2317                 return -ENODEV;
2318         if (!enable[dev]) {
2319                 dev++;
2320                 return -ENOENT;
2321         }
2322
2323         card = snd_card_new(index[dev], id[dev], THIS_MODULE, 0);
2324         if (card == NULL)
2325                 return -ENOMEM;
2326
2327         strcpy(card->driver, "ICE1724");
2328         strcpy(card->shortname, "ICEnsemble ICE1724");
2329
2330         if ((err = snd_vt1724_create(card, pci, model[dev], &ice)) < 0) {
2331                 snd_card_free(card);
2332                 return err;
2333         }
2334
2335         for (tbl = card_tables; *tbl; tbl++) {
2336                 for (c = *tbl; c->subvendor; c++) {
2337                         if (c->subvendor == ice->eeprom.subvendor) {
2338                                 strcpy(card->shortname, c->name);
2339                                 if (c->driver) /* specific driver? */
2340                                         strcpy(card->driver, c->driver);
2341                                 if (c->chip_init) {
2342                                         if ((err = c->chip_init(ice)) < 0) {
2343                                                 snd_card_free(card);
2344                                                 return err;
2345                                         }
2346                                 }
2347                                 goto __found;
2348                         }
2349                 }
2350         }
2351         c = &no_matched;
2352  __found:
2353        /*
2354         * VT1724 has separate DMAs for the analog and the SPDIF streams while
2355         * ICE1712 has only one for both (mixed up).
2356         *
2357         * Confusingly the analog PCM is named "professional" here because it
2358         * was called so in ice1712 driver, and vt1724 driver is derived from
2359         * ice1712 driver.
2360         */
2361
2362         if ((err = snd_vt1724_pcm_profi(ice, pcm_dev++)) < 0) {
2363                 snd_card_free(card);
2364                 return err;
2365         }
2366
2367         if ((err = snd_vt1724_pcm_spdif(ice, pcm_dev++)) < 0) {
2368                 snd_card_free(card);
2369                 return err;
2370         }
2371
2372         if ((err = snd_vt1724_pcm_indep(ice, pcm_dev++)) < 0) {
2373                 snd_card_free(card);
2374                 return err;
2375         }
2376
2377         if ((err = snd_vt1724_ac97_mixer(ice)) < 0) {
2378                 snd_card_free(card);
2379                 return err;
2380         }
2381
2382         if ((err = snd_vt1724_build_controls(ice)) < 0) {
2383                 snd_card_free(card);
2384                 return err;
2385         }
2386
2387         if (ice->pcm && ice->has_spdif) { /* has SPDIF I/O */
2388                 if ((err = snd_vt1724_spdif_build_controls(ice)) < 0) {
2389                         snd_card_free(card);
2390                         return err;
2391                 }
2392         }
2393
2394         if (c->build_controls) {
2395                 if ((err = c->build_controls(ice)) < 0) {
2396                         snd_card_free(card);
2397                         return err;
2398                 }
2399         }
2400
2401         if (! c->no_mpu401) {
2402                 if (ice->eeprom.data[ICE_EEP2_SYSCONF] & VT1724_CFG_MPU401) {
2403                         if ((err = snd_mpu401_uart_new(card, 0, MPU401_HW_ICE1712,
2404                                                        ICEREG1724(ice, MPU_CTRL),
2405                                                        MPU401_INFO_INTEGRATED,
2406                                                        ice->irq, 0,
2407                                                        &ice->rmidi[0])) < 0) {
2408                                 snd_card_free(card);
2409                                 return err;
2410                         }
2411                 }
2412         }
2413
2414         sprintf(card->longname, "%s at 0x%lx, irq %i",
2415                 card->shortname, ice->port, ice->irq);
2416
2417         if ((err = snd_card_register(card)) < 0) {
2418                 snd_card_free(card);
2419                 return err;
2420         }
2421         pci_set_drvdata(pci, card);
2422         dev++;
2423         return 0;
2424 }
2425
2426 static void __devexit snd_vt1724_remove(struct pci_dev *pci)
2427 {
2428         snd_card_free(pci_get_drvdata(pci));
2429         pci_set_drvdata(pci, NULL);
2430 }
2431
2432 static struct pci_driver driver = {
2433         .name = "ICE1724",
2434         .id_table = snd_vt1724_ids,
2435         .probe = snd_vt1724_probe,
2436         .remove = __devexit_p(snd_vt1724_remove),
2437 };
2438
2439 static int __init alsa_card_ice1724_init(void)
2440 {
2441         return pci_register_driver(&driver);
2442 }
2443
2444 static void __exit alsa_card_ice1724_exit(void)
2445 {
2446         pci_unregister_driver(&driver);
2447 }
2448
2449 module_init(alsa_card_ice1724_init)
2450 module_exit(alsa_card_ice1724_exit)