sound/pci/ice1712/ice1724.c

   1 /*
   2  *   ALSA driver for VT1724 ICEnsemble ICE1724 / VIA VT1724 (Envy24HT)
   3  *                   VIA VT1720 (Envy24PT)
   4  *
   5  *      Copyright (c) 2000 Jaroslav Kysela <perex@perex.cz>
   6  *                    2002 James Stafford <jstafford@ampltd.com>
   7  *                    2003 Takashi Iwai <tiwai@suse.de>
   8  *
   9  *   This program is free software; you can redistribute it and/or modify
  10  *   it under the terms of the GNU General Public License as published by
  11  *   the Free Software Foundation; either version 2 of the License, or
  12  *   (at your option) any later version.
  13  *
  14  *   This program is distributed in the hope that it will be useful,
  15  *   but WITHOUT ANY WARRANTY; without even the implied warranty of
  16  *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  17  *   GNU General Public License for more details.
  18  *
  19  *   You should have received a copy of the GNU General Public License
  20  *   along with this program; if not, write to the Free Software
  21  *   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307 USA
  22  *
  23  */
  24
  25 #include <linux/io.h>
  26 #include <linux/delay.h>
  27 #include <linux/interrupt.h>
  28 #include <linux/init.h>
  29 #include <linux/pci.h>
  30 #include <linux/slab.h>
  31 #include <linux/moduleparam.h>
  32 #include <linux/mutex.h>
  33 #include <sound/core.h>
  34 #include <sound/info.h>
  35 #include <sound/rawmidi.h>
  36 #include <sound/initval.h>
  37
  38 #include <sound/asoundef.h>
  39
  40 #include "ice1712.h"
  41 #include "envy24ht.h"
  42
  43 /* lowlevel routines */
  44 #include "amp.h"
  45 #include "revo.h"
  46 #include "aureon.h"
  47 #include "vt1720_mobo.h"
  48 #include "pontis.h"
  49 #include "prodigy192.h"
  50 #include "prodigy_hifi.h"
  51 #include "juli.h"
  52 #include "phase.h"
  53 #include "wtm.h"
  54 #include "se.h"
  55
  56 MODULE_AUTHOR("Jaroslav Kysela <perex@perex.cz>");
  57 MODULE_DESCRIPTION("VIA ICEnsemble ICE1724/1720 (Envy24HT/PT)");
  58 MODULE_LICENSE("GPL");
  59 MODULE_SUPPORTED_DEVICE("{"
  60                REVO_DEVICE_DESC
  61                AMP_AUDIO2000_DEVICE_DESC
  62                AUREON_DEVICE_DESC
  63                VT1720_MOBO_DEVICE_DESC
  64                PONTIS_DEVICE_DESC
  65                PRODIGY192_DEVICE_DESC
  66                PRODIGY_HIFI_DEVICE_DESC
  67                JULI_DEVICE_DESC
  68                PHASE_DEVICE_DESC
  69                WTM_DEVICE_DESC
  70                SE_DEVICE_DESC
  71                 "{VIA,VT1720},"
  72                 "{VIA,VT1724},"
  73                 "{ICEnsemble,Generic ICE1724},"
  74                 "{ICEnsemble,Generic Envy24HT}"
  75                 "{ICEnsemble,Generic Envy24PT}}");
  76
  77 static int index[SNDRV_CARDS] = SNDRV_DEFAULT_IDX;      /* Index 0-MAX */
  78 static char *id[SNDRV_CARDS] = SNDRV_DEFAULT_STR;       /* ID for this card */
  79 static int enable[SNDRV_CARDS] = SNDRV_DEFAULT_ENABLE_PNP;              /* Enable this card */
  80 static char *model[SNDRV_CARDS];
  81
  82 module_param_array(index, int, NULL, 0444);
  83 MODULE_PARM_DESC(index, "Index value for ICE1724 soundcard.");
  84 module_param_array(id, charp, NULL, 0444);
  85 MODULE_PARM_DESC(id, "ID string for ICE1724 soundcard.");
  86 module_param_array(enable, bool, NULL, 0444);
  87 MODULE_PARM_DESC(enable, "Enable ICE1724 soundcard.");
  88 module_param_array(model, charp, NULL, 0444);
  89 MODULE_PARM_DESC(model, "Use the given board model.");
  90
  91
  92 /* Both VT1720 and VT1724 have the same PCI IDs */
  93 static const struct pci_device_id snd_vt1724_ids[] = {
  94         { PCI_VENDOR_ID_ICE, PCI_DEVICE_ID_VT1724, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0 },
  95         { 0, }
  96 };
  97
  98 MODULE_DEVICE_TABLE(pci, snd_vt1724_ids);
  99
 100
 101 static int PRO_RATE_LOCKED;
 102 static int PRO_RATE_RESET = 1;
 103 static unsigned int PRO_RATE_DEFAULT = 44100;
 104
 105 /*
 106  *  Basic I/O
 107  */
 108
 109 /*
 110  *  default rates, default clock routines
 111  */
 112
 113 /* check whether the clock mode is spdif-in */
 114 static inline int stdclock_is_spdif_master(struct snd_ice1712 *ice)
 115 {
 116         return (inb(ICEMT1724(ice, RATE)) & VT1724_SPDIF_MASTER) ? 1 : 0;
 117 }
 118
 119 static inline int is_pro_rate_locked(struct snd_ice1712 *ice)
 120 {
 121         return ice->is_spdif_master(ice) || PRO_RATE_LOCKED;
 122 }
 123
 124 /*
 125  * ac97 section
 126  */
 127
 128 static unsigned char snd_vt1724_ac97_ready(struct snd_ice1712 *ice)
 129 {
 130         unsigned char old_cmd;
 131         int tm;
 132         for (tm = 0; tm < 0x10000; tm++) {
 133                 old_cmd = inb(ICEMT1724(ice, AC97_CMD));
 134                 if (old_cmd & (VT1724_AC97_WRITE | VT1724_AC97_READ))
 135                         continue;
 136                 if (!(old_cmd & VT1724_AC97_READY))
 137                         continue;
 138                 return old_cmd;
 139         }
 140         snd_printd(KERN_ERR "snd_vt1724_ac97_ready: timeout\n");
 141         return old_cmd;
 142 }
 143
 144 static int snd_vt1724_ac97_wait_bit(struct snd_ice1712 *ice, unsigned char bit)
 145 {
 146         int tm;
 147         for (tm = 0; tm < 0x10000; tm++)
 148                 if ((inb(ICEMT1724(ice, AC97_CMD)) & bit) == 0)
 149                         return 0;
 150         snd_printd(KERN_ERR "snd_vt1724_ac97_wait_bit: timeout\n");
 151         return -EIO;
 152 }
 153
 154 static void snd_vt1724_ac97_write(struct snd_ac97 *ac97,
 155                                   unsigned short reg,
 156                                   unsigned short val)
 157 {
 158         struct snd_ice1712 *ice = ac97->private_data;
 159         unsigned char old_cmd;
 160
 161         old_cmd = snd_vt1724_ac97_ready(ice);
 162         old_cmd &= ~VT1724_AC97_ID_MASK;
 163         old_cmd |= ac97->num;
 164         outb(reg, ICEMT1724(ice, AC97_INDEX));
 165         outw(val, ICEMT1724(ice, AC97_DATA));
 166         outb(old_cmd | VT1724_AC97_WRITE, ICEMT1724(ice, AC97_CMD));
 167         snd_vt1724_ac97_wait_bit(ice, VT1724_AC97_WRITE);
 168 }
 169
 170 static unsigned short snd_vt1724_ac97_read(struct snd_ac97 *ac97, unsigned short reg)
 171 {
 172         struct snd_ice1712 *ice = ac97->private_data;
 173         unsigned char old_cmd;
 174
 175         old_cmd = snd_vt1724_ac97_ready(ice);
 176         old_cmd &= ~VT1724_AC97_ID_MASK;
 177         old_cmd |= ac97->num;
 178         outb(reg, ICEMT1724(ice, AC97_INDEX));
 179         outb(old_cmd | VT1724_AC97_READ, ICEMT1724(ice, AC97_CMD));
 180         if (snd_vt1724_ac97_wait_bit(ice, VT1724_AC97_READ) < 0)
 181                 return ~0;
 182         return inw(ICEMT1724(ice, AC97_DATA));
 183 }
 184
 185
 186 /*
 187  * GPIO operations
 188  */
 189
 190 /* set gpio direction 0 = read, 1 = write */
 191 static void snd_vt1724_set_gpio_dir(struct snd_ice1712 *ice, unsigned int data)
 192 {
 193         outl(data, ICEREG1724(ice, GPIO_DIRECTION));
 194         inw(ICEREG1724(ice, GPIO_DIRECTION)); /* dummy read for pci-posting */
 195 }
 196
 197 /* set the gpio mask (0 = writable) */
 198 static void snd_vt1724_set_gpio_mask(struct snd_ice1712 *ice, unsigned int data)
 199 {
 200         outw(data, ICEREG1724(ice, GPIO_WRITE_MASK));
 201         if (!ice->vt1720) /* VT1720 supports only 16 GPIO bits */
 202                 outb((data >> 16) & 0xff, ICEREG1724(ice, GPIO_WRITE_MASK_22));
 203         inw(ICEREG1724(ice, GPIO_WRITE_MASK)); /* dummy read for pci-posting */
 204 }
 205
 206 static void snd_vt1724_set_gpio_data(struct snd_ice1712 *ice, unsigned int data)
 207 {
 208         outw(data, ICEREG1724(ice, GPIO_DATA));
 209         if (!ice->vt1720)
 210                 outb(data >> 16, ICEREG1724(ice, GPIO_DATA_22));
 211         inw(ICEREG1724(ice, GPIO_DATA)); /* dummy read for pci-posting */
 212 }
 213
 214 static unsigned int snd_vt1724_get_gpio_data(struct snd_ice1712 *ice)
 215 {
 216         unsigned int data;
 217         if (!ice->vt1720)
 218                 data = (unsigned int)inb(ICEREG1724(ice, GPIO_DATA_22));
 219         else
 220                 data = 0;
 221         data = (data << 16) | inw(ICEREG1724(ice, GPIO_DATA));
 222         return data;
 223 }
 224
 225 /*
 226  * MIDI
 227  */
 228
 229 static void vt1724_midi_clear_rx(struct snd_ice1712 *ice)
 230 {
 231         unsigned int count;
 232
 233         for (count = inb(ICEREG1724(ice, MPU_RXFIFO)); count > 0; --count)
 234                 inb(ICEREG1724(ice, MPU_DATA));
 235 }
 236
 237 static inline struct snd_rawmidi_substream *
 238 get_rawmidi_substream(struct snd_ice1712 *ice, unsigned int stream)
 239 {
 240         return list_first_entry(&ice->rmidi[0]->streams[stream].substreams,
 241                                 struct snd_rawmidi_substream, list);
 242 }
 243
 244 static void enable_midi_irq(struct snd_ice1712 *ice, u8 flag, int enable);
 245
 246 static void vt1724_midi_write(struct snd_ice1712 *ice)
 247 {
 248         struct snd_rawmidi_substream *s;
 249         int count, i;
 250         u8 buffer[32];
 251
 252         s = get_rawmidi_substream(ice, SNDRV_RAWMIDI_STREAM_OUTPUT);
 253         count = 31 - inb(ICEREG1724(ice, MPU_TXFIFO));
 254         if (count > 0) {
 255                 count = snd_rawmidi_transmit(s, buffer, count);
 256                 for (i = 0; i < count; ++i)
 257                         outb(buffer[i], ICEREG1724(ice, MPU_DATA));
 258         }
 259         /* mask irq when all bytes have been transmitted.
 260          * enabled again in output_trigger when the new data comes in.
 261          */
 262         enable_midi_irq(ice, VT1724_IRQ_MPU_TX,
 263                         !snd_rawmidi_transmit_empty(s));
 264 }
 265
 266 static void vt1724_midi_read(struct snd_ice1712 *ice)
 267 {
 268         struct snd_rawmidi_substream *s;
 269         int count, i;
 270         u8 buffer[32];
 271
 272         s = get_rawmidi_substream(ice, SNDRV_RAWMIDI_STREAM_INPUT);
 273         count = inb(ICEREG1724(ice, MPU_RXFIFO));
 274         if (count > 0) {
 275                 count = min(count, 32);
 276                 for (i = 0; i < count; ++i)
 277                         buffer[i] = inb(ICEREG1724(ice, MPU_DATA));
 278                 snd_rawmidi_receive(s, buffer, count);
 279         }
 280 }
 281
 282 /* call with ice->reg_lock */
 283 static void enable_midi_irq(struct snd_ice1712 *ice, u8 flag, int enable)
 284 {
 285         u8 mask = inb(ICEREG1724(ice, IRQMASK));
 286         if (enable)
 287                 mask &= ~flag;
 288         else
 289                 mask |= flag;
 290         outb(mask, ICEREG1724(ice, IRQMASK));
 291 }
 292
 293 static void vt1724_enable_midi_irq(struct snd_rawmidi_substream *substream,
 294                                    u8 flag, int enable)
 295 {
 296         struct snd_ice1712 *ice = substream->rmidi->private_data;
 297
 298         spin_lock_irq(&ice->reg_lock);
 299         enable_midi_irq(ice, flag, enable);
 300         spin_unlock_irq(&ice->reg_lock);
 301 }
 302
 303 static int vt1724_midi_output_open(struct snd_rawmidi_substream *s)
 304 {
 305         return 0;
 306 }
 307
 308 static int vt1724_midi_output_close(struct snd_rawmidi_substream *s)
 309 {
 310         return 0;
 311 }
 312
 313 static void vt1724_midi_output_trigger(struct snd_rawmidi_substream *s, int up)
 314 {
 315         struct snd_ice1712 *ice = s->rmidi->private_data;
 316         unsigned long flags;
 317
 318         spin_lock_irqsave(&ice->reg_lock, flags);
 319         if (up) {
 320                 ice->midi_output = 1;
 321                 vt1724_midi_write(ice);
 322         } else {
 323                 ice->midi_output = 0;
 324                 enable_midi_irq(ice, VT1724_IRQ_MPU_TX, 0);
 325         }
 326         spin_unlock_irqrestore(&ice->reg_lock, flags);
 327 }
 328
 329 static void vt1724_midi_output_drain(struct snd_rawmidi_substream *s)
 330 {
 331         struct snd_ice1712 *ice = s->rmidi->private_data;
 332         unsigned long timeout;
 333
 334         vt1724_enable_midi_irq(s, VT1724_IRQ_MPU_TX, 0);
 335         /* 32 bytes should be transmitted in less than about 12 ms */
 336         timeout = jiffies + msecs_to_jiffies(15);
 337         do {
 338                 if (inb(ICEREG1724(ice, MPU_CTRL)) & VT1724_MPU_TX_EMPTY)
 339                         break;
 340                 schedule_timeout_uninterruptible(1);
 341         } while (time_after(timeout, jiffies));
 342 }
 343
 344 static struct snd_rawmidi_ops vt1724_midi_output_ops = {
 345         .open = vt1724_midi_output_open,
 346         .close = vt1724_midi_output_close,
 347         .trigger = vt1724_midi_output_trigger,
 348         .drain = vt1724_midi_output_drain,
 349 };
 350
 351 static int vt1724_midi_input_open(struct snd_rawmidi_substream *s)
 352 {
 353         vt1724_midi_clear_rx(s->rmidi->private_data);
 354         vt1724_enable_midi_irq(s, VT1724_IRQ_MPU_RX, 1);
 355         return 0;
 356 }
 357
 358 static int vt1724_midi_input_close(struct snd_rawmidi_substream *s)
 359 {
 360         vt1724_enable_midi_irq(s, VT1724_IRQ_MPU_RX, 0);
 361         return 0;
 362 }
 363
 364 static void vt1724_midi_input_trigger(struct snd_rawmidi_substream *s, int up)
 365 {
 366         struct snd_ice1712 *ice = s->rmidi->private_data;
 367         unsigned long flags;
 368
 369         spin_lock_irqsave(&ice->reg_lock, flags);
 370         if (up) {
 371                 ice->midi_input = 1;
 372                 vt1724_midi_read(ice);
 373         } else {
 374                 ice->midi_input = 0;
 375         }
 376         spin_unlock_irqrestore(&ice->reg_lock, flags);
 377 }
 378
 379 static struct snd_rawmidi_ops vt1724_midi_input_ops = {
 380         .open = vt1724_midi_input_open,
 381         .close = vt1724_midi_input_close,
 382         .trigger = vt1724_midi_input_trigger,
 383 };
 384
 385
 386 /*
 387  *  Interrupt handler
 388  */
 389
 390 static irqreturn_t snd_vt1724_interrupt(int irq, void *dev_id)
 391 {
 392         struct snd_ice1712 *ice = dev_id;
 393         unsigned char status;
 394         unsigned char status_mask =
 395                 VT1724_IRQ_MPU_RX | VT1724_IRQ_MPU_TX | VT1724_IRQ_MTPCM;
 396         int handled = 0;
 397         int timeout = 0;
 398
 399         while (1) {
 400                 status = inb(ICEREG1724(ice, IRQSTAT));
 401                 status &= status_mask;
 402                 if (status == 0)
 403                         break;
 404                 spin_lock(&ice->reg_lock);
 405                 if (++timeout > 10) {
 406                         status = inb(ICEREG1724(ice, IRQSTAT));
 407                         printk(KERN_ERR "ice1724: Too long irq loop, "
 408                                "status = 0x%x\n", status);
 409                         if (status & VT1724_IRQ_MPU_TX) {
 410                                 printk(KERN_ERR "ice1724: Disabling MPU_TX\n");
 411                                 enable_midi_irq(ice, VT1724_IRQ_MPU_TX, 0);
 412                         }
 413                         spin_unlock(&ice->reg_lock);
 414                         break;
 415                 }
 416                 handled = 1;
 417                 if (status & VT1724_IRQ_MPU_TX) {
 418                         if (ice->midi_output)
 419                                 vt1724_midi_write(ice);
 420                         else
 421                                 enable_midi_irq(ice, VT1724_IRQ_MPU_TX, 0);
 422                         /* Due to mysterical reasons, MPU_TX is always
 423                          * generated (and can't be cleared) when a PCM
 424                          * playback is going.  So let's ignore at the
 425                          * next loop.
 426                          */
 427                         status_mask &= ~VT1724_IRQ_MPU_TX;
 428                 }
 429                 if (status & VT1724_IRQ_MPU_RX) {
 430                         if (ice->midi_input)
 431                                 vt1724_midi_read(ice);
 432                         else
 433                                 vt1724_midi_clear_rx(ice);
 434                 }
 435                 /* ack MPU irq */
 436                 outb(status, ICEREG1724(ice, IRQSTAT));
 437                 spin_unlock(&ice->reg_lock);
 438                 if (status & VT1724_IRQ_MTPCM) {
 439                         /*
 440                          * Multi-track PCM
 441                          * PCM assignment are:
 442                          * Playback DMA0 (M/C) = playback_pro_substream
 443                          * Playback DMA1 = playback_con_substream_ds[0]
 444                          * Playback DMA2 = playback_con_substream_ds[1]
 445                          * Playback DMA3 = playback_con_substream_ds[2]
 446                          * Playback DMA4 (SPDIF) = playback_con_substream
 447                          * Record DMA0 = capture_pro_substream
 448                          * Record DMA1 = capture_con_substream
 449                          */
 450                         unsigned char mtstat = inb(ICEMT1724(ice, IRQ));
 451                         if (mtstat & VT1724_MULTI_PDMA0) {
 452                                 if (ice->playback_pro_substream)
 453                                         snd_pcm_period_elapsed(ice->playback_pro_substream);
 454                         }
 455                         if (mtstat & VT1724_MULTI_RDMA0) {
 456                                 if (ice->capture_pro_substream)
 457                                         snd_pcm_period_elapsed(ice->capture_pro_substream);
 458                         }
 459                         if (mtstat & VT1724_MULTI_PDMA1) {
 460                                 if (ice->playback_con_substream_ds[0])
 461                                         snd_pcm_period_elapsed(ice->playback_con_substream_ds[0]);
 462                         }
 463                         if (mtstat & VT1724_MULTI_PDMA2) {
 464                                 if (ice->playback_con_substream_ds[1])
 465                                         snd_pcm_period_elapsed(ice->playback_con_substream_ds[1]);
 466                         }
 467                         if (mtstat & VT1724_MULTI_PDMA3) {
 468                                 if (ice->playback_con_substream_ds[2])
 469                                         snd_pcm_period_elapsed(ice->playback_con_substream_ds[2]);
 470                         }
 471                         if (mtstat & VT1724_MULTI_PDMA4) {
 472                                 if (ice->playback_con_substream)
 473                                         snd_pcm_period_elapsed(ice->playback_con_substream);
 474                         }
 475                         if (mtstat & VT1724_MULTI_RDMA1) {
 476                                 if (ice->capture_con_substream)
 477                                         snd_pcm_period_elapsed(ice->capture_con_substream);
 478                         }
 479                         /* ack anyway to avoid freeze */
 480                         outb(mtstat, ICEMT1724(ice, IRQ));
 481                         /* ought to really handle this properly */
 482                         if (mtstat & VT1724_MULTI_FIFO_ERR) {
 483                                 unsigned char fstat = inb(ICEMT1724(ice, DMA_FIFO_ERR));
 484                                 outb(fstat, ICEMT1724(ice, DMA_FIFO_ERR));
 485                                 outb(VT1724_MULTI_FIFO_ERR | inb(ICEMT1724(ice, DMA_INT_MASK)), ICEMT1724(ice, DMA_INT_MASK));
 486                                 /* If I don't do this, I get machine lockup due to continual interrupts */
 487                         }
 488
 489                 }
 490         }
 491         return IRQ_RETVAL(handled);
 492 }
 493
 494 /*
 495  *  PCM code - professional part (multitrack)
 496  */
 497
 498 static unsigned int rates[] = {
 499         8000, 9600, 11025, 12000, 16000, 22050, 24000,
 500         32000, 44100, 48000, 64000, 88200, 96000,
 501         176400, 192000,
 502 };
 503
 504 static struct snd_pcm_hw_constraint_list hw_constraints_rates_96 = {
 505         .count = ARRAY_SIZE(rates) - 2, /* up to 96000 */
 506         .list = rates,
 507         .mask = 0,
 508 };
 509
 510 static struct snd_pcm_hw_constraint_list hw_constraints_rates_48 = {
 511         .count = ARRAY_SIZE(rates) - 5, /* up to 48000 */
 512         .list = rates,
 513         .mask = 0,
 514 };
 515
 516 static struct snd_pcm_hw_constraint_list hw_constraints_rates_192 = {
 517         .count = ARRAY_SIZE(rates),
 518         .list = rates,
 519         .mask = 0,
 520 };
 521
 522 struct vt1724_pcm_reg {
 523         unsigned int addr;      /* ADDR register offset */
 524         unsigned int size;      /* SIZE register offset */
 525         unsigned int count;     /* COUNT register offset */
 526         unsigned int start;     /* start & pause bit */
 527 };
 528
 529 static int snd_vt1724_pcm_trigger(struct snd_pcm_substream *substream, int cmd)
 530 {
 531         struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
 532         unsigned char what;
 533         unsigned char old;
 534         struct snd_pcm_substream *s;
 535
 536         what = 0;
 537         snd_pcm_group_for_each_entry(s, substream) {
 538                 if (snd_pcm_substream_chip(s) == ice) {
 539                         const struct vt1724_pcm_reg *reg;
 540                         reg = s->runtime->private_data;
 541                         what |= reg->start;
 542                         snd_pcm_trigger_done(s, substream);
 543                 }
 544         }
 545
 546         switch (cmd) {
 547         case SNDRV_PCM_TRIGGER_PAUSE_PUSH:
 548         case SNDRV_PCM_TRIGGER_PAUSE_RELEASE:
 549                 spin_lock(&ice->reg_lock);
 550                 old = inb(ICEMT1724(ice, DMA_PAUSE));
 551                 if (cmd == SNDRV_PCM_TRIGGER_PAUSE_PUSH)
 552                         old |= what;
 553                 else
 554                         old &= ~what;
 555                 outb(old, ICEMT1724(ice, DMA_PAUSE));
 556                 spin_unlock(&ice->reg_lock);
 557                 break;
 558
 559         case SNDRV_PCM_TRIGGER_START:
 560         case SNDRV_PCM_TRIGGER_STOP:
 561                 spin_lock(&ice->reg_lock);
 562                 old = inb(ICEMT1724(ice, DMA_CONTROL));
 563                 if (cmd == SNDRV_PCM_TRIGGER_START)
 564                         old |= what;
 565                 else
 566                         old &= ~what;
 567                 outb(old, ICEMT1724(ice, DMA_CONTROL));
 568                 spin_unlock(&ice->reg_lock);
 569                 break;
 570
 571         default:
 572                 return -EINVAL;
 573         }
 574         return 0;
 575 }
 576
 577 /*
 578  */
 579
 580 #define DMA_STARTS      (VT1724_RDMA0_START|VT1724_PDMA0_START|VT1724_RDMA1_START|\
 581         VT1724_PDMA1_START|VT1724_PDMA2_START|VT1724_PDMA3_START|VT1724_PDMA4_START)
 582 #define DMA_PAUSES      (VT1724_RDMA0_PAUSE|VT1724_PDMA0_PAUSE|VT1724_RDMA1_PAUSE|\
 583         VT1724_PDMA1_PAUSE|VT1724_PDMA2_PAUSE|VT1724_PDMA3_PAUSE|VT1724_PDMA4_PAUSE)
 584
 585 static const unsigned int stdclock_rate_list[16] = {
 586         48000, 24000, 12000, 9600, 32000, 16000, 8000, 96000, 44100,
 587         22050, 11025, 88200, 176400, 0, 192000, 64000
 588 };
 589
 590 static unsigned int stdclock_get_rate(struct snd_ice1712 *ice)
 591 {
 592         unsigned int rate;
 593         rate = stdclock_rate_list[inb(ICEMT1724(ice, RATE)) & 15];
 594         return rate;
 595 }
 596
 597 static void stdclock_set_rate(struct snd_ice1712 *ice, unsigned int rate)
 598 {
 599         int i;
 600         for (i = 0; i < ARRAY_SIZE(stdclock_rate_list); i++) {
 601                 if (stdclock_rate_list[i] == rate) {
 602                         outb(i, ICEMT1724(ice, RATE));
 603                         return;
 604                 }
 605         }
 606 }
 607
 608 static unsigned char stdclock_set_mclk(struct snd_ice1712 *ice,
 609                                        unsigned int rate)
 610 {
 611         unsigned char val, old;
 612         /* check MT02 */
 613         if (ice->eeprom.data[ICE_EEP2_ACLINK] & VT1724_CFG_PRO_I2S) {
 614                 val = old = inb(ICEMT1724(ice, I2S_FORMAT));
 615                 if (rate > 96000)
 616                         val |= VT1724_MT_I2S_MCLK_128X; /* 128x MCLK */
 617                 else
 618                         val &= ~VT1724_MT_I2S_MCLK_128X; /* 256x MCLK */
 619                 if (val != old) {
 620                         outb(val, ICEMT1724(ice, I2S_FORMAT));
 621                         /* master clock changed */
 622                         return 1;
 623                 }
 624         }
 625         /* no change in master clock */
 626         return 0;
 627 }
 628
 629 static int snd_vt1724_set_pro_rate(struct snd_ice1712 *ice, unsigned int rate,
 630                                     int force)
 631 {
 632         unsigned long flags;
 633         unsigned char mclk_change;
 634         unsigned int i, old_rate;
 635
 636         if (rate > ice->hw_rates->list[ice->hw_rates->count - 1])
 637                 return -EINVAL;
 638
 639         spin_lock_irqsave(&ice->reg_lock, flags);
 640         if ((inb(ICEMT1724(ice, DMA_CONTROL)) & DMA_STARTS) ||
 641             (inb(ICEMT1724(ice, DMA_PAUSE)) & DMA_PAUSES)) {
 642                 /* running? we cannot change the rate now... */
 643                 spin_unlock_irqrestore(&ice->reg_lock, flags);
 644                 return -EBUSY;
 645         }
 646         if (!force && is_pro_rate_locked(ice)) {
 647                 spin_unlock_irqrestore(&ice->reg_lock, flags);
 648                 return (rate == ice->cur_rate) ? 0 : -EBUSY;
 649         }
 650
 651         old_rate = ice->get_rate(ice);
 652         if (force || (old_rate != rate))
 653                 ice->set_rate(ice, rate);
 654         else if (rate == ice->cur_rate) {
 655                 spin_unlock_irqrestore(&ice->reg_lock, flags);
 656                 return 0;
 657         }
 658
 659         ice->cur_rate = rate;
 660
 661         /* setting master clock */
 662         mclk_change = ice->set_mclk(ice, rate);
 663
 664         spin_unlock_irqrestore(&ice->reg_lock, flags);
 665
 666         if (mclk_change && ice->gpio.i2s_mclk_changed)
 667                 ice->gpio.i2s_mclk_changed(ice);
 668         if (ice->gpio.set_pro_rate)
 669                 ice->gpio.set_pro_rate(ice, rate);
 670
 671         /* set up codecs */
 672         for (i = 0; i < ice->akm_codecs; i++) {
 673                 if (ice->akm[i].ops.set_rate_val)
 674                         ice->akm[i].ops.set_rate_val(&ice->akm[i], rate);
 675         }
 676         if (ice->spdif.ops.setup_rate)
 677                 ice->spdif.ops.setup_rate(ice, rate);
 678
 679         return 0;
 680 }
 681
 682 static int snd_vt1724_pcm_hw_params(struct snd_pcm_substream *substream,
 683                                     struct snd_pcm_hw_params *hw_params)
 684 {
 685         struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
 686         int i, chs, err;
 687
 688         chs = params_channels(hw_params);
 689         mutex_lock(&ice->open_mutex);
 690         /* mark surround channels */
 691         if (substream == ice->playback_pro_substream) {
 692                 /* PDMA0 can be multi-channel up to 8 */
 693                 chs = chs / 2 - 1;
 694                 for (i = 0; i < chs; i++) {
 695                         if (ice->pcm_reserved[i] &&
 696                             ice->pcm_reserved[i] != substream) {
 697                                 mutex_unlock(&ice->open_mutex);
 698                                 return -EBUSY;
 699                         }
 700                         ice->pcm_reserved[i] = substream;
 701                 }
 702                 for (; i < 3; i++) {
 703                         if (ice->pcm_reserved[i] == substream)
 704                                 ice->pcm_reserved[i] = NULL;
 705                 }
 706         } else {
 707                 for (i = 0; i < 3; i++) {
 708                         /* check individual playback stream */
 709                         if (ice->playback_con_substream_ds[i] == substream) {
 710                                 if (ice->pcm_reserved[i] &&
 711                                     ice->pcm_reserved[i] != substream) {
 712                                         mutex_unlock(&ice->open_mutex);
 713                                         return -EBUSY;
 714                                 }
 715                                 ice->pcm_reserved[i] = substream;
 716                                 break;
 717                         }
 718                 }
 719         }
 720         mutex_unlock(&ice->open_mutex);
 721
 722         err = snd_vt1724_set_pro_rate(ice, params_rate(hw_params), 0);
 723         if (err < 0)
 724                 return err;
 725
 726         return snd_pcm_lib_malloc_pages(substream, params_buffer_bytes(hw_params));
 727 }
 728
 729 static int snd_vt1724_pcm_hw_free(struct snd_pcm_substream *substream)
 730 {
 731         struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
 732         int i;
 733
 734         mutex_lock(&ice->open_mutex);
 735         /* unmark surround channels */
 736         for (i = 0; i < 3; i++)
 737                 if (ice->pcm_reserved[i] == substream)
 738                         ice->pcm_reserved[i] = NULL;
 739         mutex_unlock(&ice->open_mutex);
 740         return snd_pcm_lib_free_pages(substream);
 741 }
 742
 743 static int snd_vt1724_playback_pro_prepare(struct snd_pcm_substream *substream)
 744 {
 745         struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
 746         unsigned char val;
 747         unsigned int size;
 748
 749         spin_lock_irq(&ice->reg_lock);
 750         val = (8 - substream->runtime->channels) >> 1;
 751         outb(val, ICEMT1724(ice, BURST));
 752
 753         outl(substream->runtime->dma_addr, ICEMT1724(ice, PLAYBACK_ADDR));
 754
 755         size = (snd_pcm_lib_buffer_bytes(substream) >> 2) - 1;
 756         /* outl(size, ICEMT1724(ice, PLAYBACK_SIZE)); */
 757         outw(size, ICEMT1724(ice, PLAYBACK_SIZE));
 758         outb(size >> 16, ICEMT1724(ice, PLAYBACK_SIZE) + 2);
 759         size = (snd_pcm_lib_period_bytes(substream) >> 2) - 1;
 760         /* outl(size, ICEMT1724(ice, PLAYBACK_COUNT)); */
 761         outw(size, ICEMT1724(ice, PLAYBACK_COUNT));
 762         outb(size >> 16, ICEMT1724(ice, PLAYBACK_COUNT) + 2);
 763
 764         spin_unlock_irq(&ice->reg_lock);
 765
 766         /*
 767         printk(KERN_DEBUG "pro prepare: ch = %d, addr = 0x%x, "
 768                "buffer = 0x%x, period = 0x%x\n",
 769                substream->runtime->channels,
 770                (unsigned int)substream->runtime->dma_addr,
 771                snd_pcm_lib_buffer_bytes(substream),
 772                snd_pcm_lib_period_bytes(substream));
 773         */
 774         return 0;
 775 }
 776
 777 static snd_pcm_uframes_t snd_vt1724_playback_pro_pointer(struct snd_pcm_substream *substream)
 778 {
 779         struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
 780         size_t ptr;
 781
 782         if (!(inl(ICEMT1724(ice, DMA_CONTROL)) & VT1724_PDMA0_START))
 783                 return 0;
 784 #if 0 /* read PLAYBACK_ADDR */
 785         ptr = inl(ICEMT1724(ice, PLAYBACK_ADDR));
 786         if (ptr < substream->runtime->dma_addr) {
 787                 snd_printd("ice1724: invalid negative ptr\n");
 788                 return 0;
 789         }
 790         ptr -= substream->runtime->dma_addr;
 791         ptr = bytes_to_frames(substream->runtime, ptr);
 792         if (ptr >= substream->runtime->buffer_size) {
 793                 snd_printd("ice1724: invalid ptr %d (size=%d)\n",
 794                            (int)ptr, (int)substream->runtime->period_size);
 795                 return 0;
 796         }
 797 #else /* read PLAYBACK_SIZE */
 798         ptr = inl(ICEMT1724(ice, PLAYBACK_SIZE)) & 0xffffff;
 799         ptr = (ptr + 1) << 2;
 800         ptr = bytes_to_frames(substream->runtime, ptr);
 801         if (!ptr)
 802                 ;
 803         else if (ptr <= substream->runtime->buffer_size)
 804                 ptr = substream->runtime->buffer_size - ptr;
 805         else {
 806                 snd_printd("ice1724: invalid ptr %d (size=%d)\n",
 807                            (int)ptr, (int)substream->runtime->buffer_size);
 808                 ptr = 0;
 809         }
 810 #endif
 811         return ptr;
 812 }
 813
 814 static int snd_vt1724_pcm_prepare(struct snd_pcm_substream *substream)
 815 {
 816         struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
 817         const struct vt1724_pcm_reg *reg = substream->runtime->private_data;
 818
 819         spin_lock_irq(&ice->reg_lock);
 820         outl(substream->runtime->dma_addr, ice->profi_port + reg->addr);
 821         outw((snd_pcm_lib_buffer_bytes(substream) >> 2) - 1,
 822              ice->profi_port + reg->size);
 823         outw((snd_pcm_lib_period_bytes(substream) >> 2) - 1,
 824              ice->profi_port + reg->count);
 825         spin_unlock_irq(&ice->reg_lock);
 826         return 0;
 827 }
 828
 829 static snd_pcm_uframes_t snd_vt1724_pcm_pointer(struct snd_pcm_substream *substream)
 830 {
 831         struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
 832         const struct vt1724_pcm_reg *reg = substream->runtime->private_data;
 833         size_t ptr;
 834
 835         if (!(inl(ICEMT1724(ice, DMA_CONTROL)) & reg->start))
 836                 return 0;
 837 #if 0 /* use ADDR register */
 838         ptr = inl(ice->profi_port + reg->addr);
 839         ptr -= substream->runtime->dma_addr;
 840         return bytes_to_frames(substream->runtime, ptr);
 841 #else /* use SIZE register */
 842         ptr = inw(ice->profi_port + reg->size);
 843         ptr = (ptr + 1) << 2;
 844         ptr = bytes_to_frames(substream->runtime, ptr);
 845         if (!ptr)
 846                 ;
 847         else if (ptr <= substream->runtime->buffer_size)
 848                 ptr = substream->runtime->buffer_size - ptr;
 849         else {
 850                 snd_printd("ice1724: invalid ptr %d (size=%d)\n",
 851                            (int)ptr, (int)substream->runtime->buffer_size);
 852                 ptr = 0;
 853         }
 854         return ptr;
 855 #endif
 856 }
 857
 858 static const struct vt1724_pcm_reg vt1724_playback_pro_reg = {
 859         .addr = VT1724_MT_PLAYBACK_ADDR,
 860         .size = VT1724_MT_PLAYBACK_SIZE,
 861         .count = VT1724_MT_PLAYBACK_COUNT,
 862         .start = VT1724_PDMA0_START,
 863 };
 864
 865 static const struct vt1724_pcm_reg vt1724_capture_pro_reg = {
 866         .addr = VT1724_MT_CAPTURE_ADDR,
 867         .size = VT1724_MT_CAPTURE_SIZE,
 868         .count = VT1724_MT_CAPTURE_COUNT,
 869         .start = VT1724_RDMA0_START,
 870 };
 871
 872 static const struct snd_pcm_hardware snd_vt1724_playback_pro = {
 873         .info =                 (SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_INTERLEAVED |
 874                                  SNDRV_PCM_INFO_BLOCK_TRANSFER |
 875                                  SNDRV_PCM_INFO_MMAP_VALID |
 876                                  SNDRV_PCM_INFO_PAUSE | SNDRV_PCM_INFO_SYNC_START),
 877         .formats =              SNDRV_PCM_FMTBIT_S32_LE,
 878         .rates =                SNDRV_PCM_RATE_KNOT | SNDRV_PCM_RATE_8000_192000,
 879         .rate_min =             8000,
 880         .rate_max =             192000,
 881         .channels_min =         2,
 882         .channels_max =         8,
 883         .buffer_bytes_max =     (1UL << 21),    /* 19bits dword */
 884         .period_bytes_min =     8 * 4 * 2,      /* FIXME: constraints needed */
 885         .period_bytes_max =     (1UL << 21),
 886         .periods_min =          2,
 887         .periods_max =          1024,
 888 };
 889
 890 static const struct snd_pcm_hardware snd_vt1724_spdif = {
 891         .info =                 (SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_INTERLEAVED |
 892                                  SNDRV_PCM_INFO_BLOCK_TRANSFER |
 893                                  SNDRV_PCM_INFO_MMAP_VALID |
 894                                  SNDRV_PCM_INFO_PAUSE | SNDRV_PCM_INFO_SYNC_START),
 895         .formats =              SNDRV_PCM_FMTBIT_S32_LE,
 896         .rates =                (SNDRV_PCM_RATE_32000|SNDRV_PCM_RATE_44100|
 897                                  SNDRV_PCM_RATE_48000|SNDRV_PCM_RATE_88200|
 898                                  SNDRV_PCM_RATE_96000|SNDRV_PCM_RATE_176400|
 899                                  SNDRV_PCM_RATE_192000),
 900         .rate_min =             32000,
 901         .rate_max =             192000,
 902         .channels_min =         2,
 903         .channels_max =         2,
 904         .buffer_bytes_max =     (1UL << 18),    /* 16bits dword */
 905         .period_bytes_min =     2 * 4 * 2,
 906         .period_bytes_max =     (1UL << 18),
 907         .periods_min =          2,
 908         .periods_max =          1024,
 909 };
 910
 911 static const struct snd_pcm_hardware snd_vt1724_2ch_stereo = {
 912         .info =                 (SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_INTERLEAVED |
 913                                  SNDRV_PCM_INFO_BLOCK_TRANSFER |
 914                                  SNDRV_PCM_INFO_MMAP_VALID |
 915                                  SNDRV_PCM_INFO_PAUSE | SNDRV_PCM_INFO_SYNC_START),
 916         .formats =              SNDRV_PCM_FMTBIT_S32_LE,
 917         .rates =                SNDRV_PCM_RATE_KNOT | SNDRV_PCM_RATE_8000_192000,
 918         .rate_min =             8000,
 919         .rate_max =             192000,
 920         .channels_min =         2,
 921         .channels_max =         2,
 922         .buffer_bytes_max =     (1UL << 18),    /* 16bits dword */
 923         .period_bytes_min =     2 * 4 * 2,
 924         .period_bytes_max =     (1UL << 18),
 925         .periods_min =          2,
 926         .periods_max =          1024,
 927 };
 928
 929 /*
 930  * set rate constraints
 931  */
 932 static void set_std_hw_rates(struct snd_ice1712 *ice)
 933 {
 934         if (ice->eeprom.data[ICE_EEP2_ACLINK] & VT1724_CFG_PRO_I2S) {
 935                 /* I2S */
 936                 /* VT1720 doesn't support more than 96kHz */
 937                 if ((ice->eeprom.data[ICE_EEP2_I2S] & 0x08) && !ice->vt1720)
 938                         ice->hw_rates = &hw_constraints_rates_192;
 939                 else
 940                         ice->hw_rates = &hw_constraints_rates_96;
 941         } else {
 942                 /* ACLINK */
 943                 ice->hw_rates = &hw_constraints_rates_48;
 944         }
 945 }
 946
 947 static int set_rate_constraints(struct snd_ice1712 *ice,
 948                                 struct snd_pcm_substream *substream)
 949 {
 950         struct snd_pcm_runtime *runtime = substream->runtime;
 951
 952         runtime->hw.rate_min = ice->hw_rates->list[0];
 953         runtime->hw.rate_max = ice->hw_rates->list[ice->hw_rates->count - 1];
 954         runtime->hw.rates = SNDRV_PCM_RATE_KNOT;
 955         return snd_pcm_hw_constraint_list(runtime, 0,
 956                                           SNDRV_PCM_HW_PARAM_RATE,
 957                                           ice->hw_rates);
 958 }
 959
 960 /* multi-channel playback needs alignment 8x32bit regardless of the channels
 961  * actually used
 962  */
 963 #define VT1724_BUFFER_ALIGN     0x20
 964
 965 static int snd_vt1724_playback_pro_open(struct snd_pcm_substream *substream)
 966 {
 967         struct snd_pcm_runtime *runtime = substream->runtime;
 968         struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
 969         int chs, num_indeps;
 970
 971         runtime->private_data = (void *)&vt1724_playback_pro_reg;
 972         ice->playback_pro_substream = substream;
 973         runtime->hw = snd_vt1724_playback_pro;
 974         snd_pcm_set_sync(substream);
 975         snd_pcm_hw_constraint_msbits(runtime, 0, 32, 24);
 976         set_rate_constraints(ice, substream);
 977         mutex_lock(&ice->open_mutex);
 978         /* calculate the currently available channels */
 979         num_indeps = ice->num_total_dacs / 2 - 1;
 980         for (chs = 0; chs < num_indeps; chs++) {
 981                 if (ice->pcm_reserved[chs])
 982                         break;
 983         }
 984         chs = (chs + 1) * 2;
 985         runtime->hw.channels_max = chs;
 986         if (chs > 2) /* channels must be even */
 987                 snd_pcm_hw_constraint_step(runtime, 0, SNDRV_PCM_HW_PARAM_CHANNELS, 2);
 988         mutex_unlock(&ice->open_mutex);
 989         snd_pcm_hw_constraint_step(runtime, 0, SNDRV_PCM_HW_PARAM_PERIOD_BYTES,
 990                                    VT1724_BUFFER_ALIGN);
 991         snd_pcm_hw_constraint_step(runtime, 0, SNDRV_PCM_HW_PARAM_BUFFER_BYTES,
 992                                    VT1724_BUFFER_ALIGN);
 993         return 0;
 994 }
 995
 996 static int snd_vt1724_capture_pro_open(struct snd_pcm_substream *substream)
 997 {
 998         struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
 999         struct snd_pcm_runtime *runtime = substream->runtime;
1000
1001         runtime->private_data = (void *)&vt1724_capture_pro_reg;
1002         ice->capture_pro_substream = substream;
1003         runtime->hw = snd_vt1724_2ch_stereo;
1004         snd_pcm_set_sync(substream);
1005         snd_pcm_hw_constraint_msbits(runtime, 0, 32, 24);
1006         set_rate_constraints(ice, substream);
1007         snd_pcm_hw_constraint_step(runtime, 0, SNDRV_PCM_HW_PARAM_PERIOD_BYTES,
1008                                    VT1724_BUFFER_ALIGN);
1009         snd_pcm_hw_constraint_step(runtime, 0, SNDRV_PCM_HW_PARAM_BUFFER_BYTES,
1010                                    VT1724_BUFFER_ALIGN);
1011         return 0;
1012 }
1013
1014 static int snd_vt1724_playback_pro_close(struct snd_pcm_substream *substream)
1015 {
1016         struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
1017
1018         if (PRO_RATE_RESET)
1019                 snd_vt1724_set_pro_rate(ice, ice->pro_rate_default, 0);
1020         ice->playback_pro_substream = NULL;
1021
1022         return 0;
1023 }
1024
1025 static int snd_vt1724_capture_pro_close(struct snd_pcm_substream *substream)
1026 {
1027         struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
1028
1029         if (PRO_RATE_RESET)
1030                 snd_vt1724_set_pro_rate(ice, ice->pro_rate_default, 0);
1031         ice->capture_pro_substream = NULL;
1032         return 0;
1033 }
1034
1035 static struct snd_pcm_ops snd_vt1724_playback_pro_ops = {
1036         .open =         snd_vt1724_playback_pro_open,
1037         .close =        snd_vt1724_playback_pro_close,
1038         .ioctl =        snd_pcm_lib_ioctl,
1039         .hw_params =    snd_vt1724_pcm_hw_params,
1040         .hw_free =      snd_vt1724_pcm_hw_free,
1041         .prepare =      snd_vt1724_playback_pro_prepare,
1042         .trigger =      snd_vt1724_pcm_trigger,
1043         .pointer =      snd_vt1724_playback_pro_pointer,
1044 };
1045
1046 static struct snd_pcm_ops snd_vt1724_capture_pro_ops = {
1047         .open =         snd_vt1724_capture_pro_open,
1048         .close =        snd_vt1724_capture_pro_close,
1049         .ioctl =        snd_pcm_lib_ioctl,
1050         .hw_params =    snd_vt1724_pcm_hw_params,
1051         .hw_free =      snd_vt1724_pcm_hw_free,
1052         .prepare =      snd_vt1724_pcm_prepare,
1053         .trigger =      snd_vt1724_pcm_trigger,
1054         .pointer =      snd_vt1724_pcm_pointer,
1055 };
1056
1057 static int __devinit snd_vt1724_pcm_profi(struct snd_ice1712 *ice, int device)
1058 {
1059         struct snd_pcm *pcm;
1060         int err;
1061
1062         err = snd_pcm_new(ice->card, "ICE1724", device, 1, 1, &pcm);
1063         if (err < 0)
1064                 return err;
1065
1066         snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_PLAYBACK, &snd_vt1724_playback_pro_ops);
1067         snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_CAPTURE, &snd_vt1724_capture_pro_ops);
1068
1069         pcm->private_data = ice;
1070         pcm->info_flags = 0;
1071         strcpy(pcm->name, "ICE1724");
1072
1073         snd_pcm_lib_preallocate_pages_for_all(pcm, SNDRV_DMA_TYPE_DEV,
1074                                               snd_dma_pci_data(ice->pci),
1075                                               256*1024, 256*1024);
1076
1077         ice->pcm_pro = pcm;
1078
1079         return 0;
1080 }
1081
1082
1083 /*
1084  * SPDIF PCM
1085  */
1086
1087 static const struct vt1724_pcm_reg vt1724_playback_spdif_reg = {
1088         .addr = VT1724_MT_PDMA4_ADDR,
1089         .size = VT1724_MT_PDMA4_SIZE,
1090         .count = VT1724_MT_PDMA4_COUNT,
1091         .start = VT1724_PDMA4_START,
1092 };
1093
1094 static const struct vt1724_pcm_reg vt1724_capture_spdif_reg = {
1095         .addr = VT1724_MT_RDMA1_ADDR,
1096         .size = VT1724_MT_RDMA1_SIZE,
1097         .count = VT1724_MT_RDMA1_COUNT,
1098         .start = VT1724_RDMA1_START,
1099 };
1100
1101 /* update spdif control bits; call with reg_lock */
1102 static void update_spdif_bits(struct snd_ice1712 *ice, unsigned int val)
1103 {
1104         unsigned char cbit, disabled;
1105
1106         cbit = inb(ICEREG1724(ice, SPDIF_CFG));
1107         disabled = cbit & ~VT1724_CFG_SPDIF_OUT_EN;
1108         if (cbit != disabled)
1109                 outb(disabled, ICEREG1724(ice, SPDIF_CFG));
1110         outw(val, ICEMT1724(ice, SPDIF_CTRL));
1111         if (cbit != disabled)
1112                 outb(cbit, ICEREG1724(ice, SPDIF_CFG));
1113         outw(val, ICEMT1724(ice, SPDIF_CTRL));
1114 }
1115
1116 /* update SPDIF control bits according to the given rate */
1117 static void update_spdif_rate(struct snd_ice1712 *ice, unsigned int rate)
1118 {
1119         unsigned int val, nval;
1120         unsigned long flags;
1121
1122         spin_lock_irqsave(&ice->reg_lock, flags);
1123         nval = val = inw(ICEMT1724(ice, SPDIF_CTRL));
1124         nval &= ~(7 << 12);
1125         switch (rate) {
1126         case 44100: break;
1127         case 48000: nval |= 2 << 12; break;
1128         case 32000: nval |= 3 << 12; break;
1129         case 88200: nval |= 4 << 12; break;
1130         case 96000: nval |= 5 << 12; break;
1131         case 192000: nval |= 6 << 12; break;
1132         case 176400: nval |= 7 << 12; break;
1133         }
1134         if (val != nval)
1135                 update_spdif_bits(ice, nval);
1136         spin_unlock_irqrestore(&ice->reg_lock, flags);
1137 }
1138
1139 static int snd_vt1724_playback_spdif_prepare(struct snd_pcm_substream *substream)
1140 {
1141         struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
1142         if (!ice->force_pdma4)
1143                 update_spdif_rate(ice, substream->runtime->rate);
1144         return snd_vt1724_pcm_prepare(substream);
1145 }
1146
1147 static int snd_vt1724_playback_spdif_open(struct snd_pcm_substream *substream)
1148 {
1149         struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
1150         struct snd_pcm_runtime *runtime = substream->runtime;
1151
1152         runtime->private_data = (void *)&vt1724_playback_spdif_reg;
1153         ice->playback_con_substream = substream;
1154         if (ice->force_pdma4) {
1155                 runtime->hw = snd_vt1724_2ch_stereo;
1156                 set_rate_constraints(ice, substream);
1157         } else
1158                 runtime->hw = snd_vt1724_spdif;
1159         snd_pcm_set_sync(substream);
1160         snd_pcm_hw_constraint_msbits(runtime, 0, 32, 24);
1161         snd_pcm_hw_constraint_step(runtime, 0, SNDRV_PCM_HW_PARAM_PERIOD_BYTES,
1162                                    VT1724_BUFFER_ALIGN);
1163         snd_pcm_hw_constraint_step(runtime, 0, SNDRV_PCM_HW_PARAM_BUFFER_BYTES,
1164                                    VT1724_BUFFER_ALIGN);
1165         if (ice->spdif.ops.open)
1166                 ice->spdif.ops.open(ice, substream);
1167         return 0;
1168 }
1169
1170 static int snd_vt1724_playback_spdif_close(struct snd_pcm_substream *substream)
1171 {
1172         struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
1173
1174         if (PRO_RATE_RESET)
1175                 snd_vt1724_set_pro_rate(ice, ice->pro_rate_default, 0);
1176         ice->playback_con_substream = NULL;
1177         if (ice->spdif.ops.close)
1178                 ice->spdif.ops.close(ice, substream);
1179
1180         return 0;
1181 }
1182
1183 static int snd_vt1724_capture_spdif_open(struct snd_pcm_substream *substream)
1184 {
1185         struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
1186         struct snd_pcm_runtime *runtime = substream->runtime;
1187
1188         runtime->private_data = (void *)&vt1724_capture_spdif_reg;
1189         ice->capture_con_substream = substream;
1190         if (ice->force_rdma1) {
1191                 runtime->hw = snd_vt1724_2ch_stereo;
1192                 set_rate_constraints(ice, substream);
1193         } else
1194                 runtime->hw = snd_vt1724_spdif;
1195         snd_pcm_set_sync(substream);
1196         snd_pcm_hw_constraint_msbits(runtime, 0, 32, 24);
1197         snd_pcm_hw_constraint_step(runtime, 0, SNDRV_PCM_HW_PARAM_PERIOD_BYTES,
1198                                    VT1724_BUFFER_ALIGN);
1199         snd_pcm_hw_constraint_step(runtime, 0, SNDRV_PCM_HW_PARAM_BUFFER_BYTES,
1200                                    VT1724_BUFFER_ALIGN);
1201         if (ice->spdif.ops.open)
1202                 ice->spdif.ops.open(ice, substream);
1203         return 0;
1204 }
1205
1206 static int snd_vt1724_capture_spdif_close(struct snd_pcm_substream *substream)
1207 {
1208         struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
1209
1210         if (PRO_RATE_RESET)
1211                 snd_vt1724_set_pro_rate(ice, ice->pro_rate_default, 0);
1212         ice->capture_con_substream = NULL;
1213         if (ice->spdif.ops.close)
1214                 ice->spdif.ops.close(ice, substream);
1215
1216         return 0;
1217 }
1218
1219 static struct snd_pcm_ops snd_vt1724_playback_spdif_ops = {
1220         .open =         snd_vt1724_playback_spdif_open,
1221         .close =        snd_vt1724_playback_spdif_close,
1222         .ioctl =        snd_pcm_lib_ioctl,
1223         .hw_params =    snd_vt1724_pcm_hw_params,
1224         .hw_free =      snd_vt1724_pcm_hw_free,
1225         .prepare =      snd_vt1724_playback_spdif_prepare,
1226         .trigger =      snd_vt1724_pcm_trigger,
1227         .pointer =      snd_vt1724_pcm_pointer,
1228 };
1229
1230 static struct snd_pcm_ops snd_vt1724_capture_spdif_ops = {
1231         .open =         snd_vt1724_capture_spdif_open,
1232         .close =        snd_vt1724_capture_spdif_close,
1233         .ioctl =        snd_pcm_lib_ioctl,
1234         .hw_params =    snd_vt1724_pcm_hw_params,
1235         .hw_free =      snd_vt1724_pcm_hw_free,
1236         .prepare =      snd_vt1724_pcm_prepare,
1237         .trigger =      snd_vt1724_pcm_trigger,
1238         .pointer =      snd_vt1724_pcm_pointer,
1239 };
1240
1241
1242 static int __devinit snd_vt1724_pcm_spdif(struct snd_ice1712 *ice, int device)
1243 {
1244         char *name;
1245         struct snd_pcm *pcm;
1246         int play, capt;
1247         int err;
1248
1249         if (ice->force_pdma4 ||
1250             (ice->eeprom.data[ICE_EEP2_SPDIF] & VT1724_CFG_SPDIF_OUT_INT)) {
1251                 play = 1;
1252                 ice->has_spdif = 1;
1253         } else
1254                 play = 0;
1255         if (ice->force_rdma1 ||
1256             (ice->eeprom.data[ICE_EEP2_SPDIF] & VT1724_CFG_SPDIF_IN)) {
1257                 capt = 1;
1258                 ice->has_spdif = 1;
1259         } else
1260                 capt = 0;
1261         if (!play && !capt)
1262                 return 0; /* no spdif device */
1263
1264         if (ice->force_pdma4 || ice->force_rdma1)
1265                 name = "ICE1724 Secondary";
1266         else
1267                 name = "ICE1724 IEC958";
1268         err = snd_pcm_new(ice->card, name, device, play, capt, &pcm);
1269         if (err < 0)
1270                 return err;
1271
1272         if (play)
1273                 snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_PLAYBACK,
1274                                 &snd_vt1724_playback_spdif_ops);
1275         if (capt)
1276                 snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_CAPTURE,
1277                                 &snd_vt1724_capture_spdif_ops);
1278
1279         pcm->private_data = ice;
1280         pcm->info_flags = 0;
1281         strcpy(pcm->name, name);
1282
1283         snd_pcm_lib_preallocate_pages_for_all(pcm, SNDRV_DMA_TYPE_DEV,
1284                                               snd_dma_pci_data(ice->pci),
1285                                               64*1024, 64*1024);
1286
1287         ice->pcm = pcm;
1288
1289         return 0;
1290 }
1291
1292
1293 /*
1294  * independent surround PCMs
1295  */
1296
1297 static const struct vt1724_pcm_reg vt1724_playback_dma_regs[3] = {
1298         {
1299                 .addr = VT1724_MT_PDMA1_ADDR,
1300                 .size = VT1724_MT_PDMA1_SIZE,
1301                 .count = VT1724_MT_PDMA1_COUNT,
1302                 .start = VT1724_PDMA1_START,
1303         },
1304         {
1305                 .addr = VT1724_MT_PDMA2_ADDR,
1306                 .size = VT1724_MT_PDMA2_SIZE,
1307                 .count = VT1724_MT_PDMA2_COUNT,
1308                 .start = VT1724_PDMA2_START,
1309         },
1310         {
1311                 .addr = VT1724_MT_PDMA3_ADDR,
1312                 .size = VT1724_MT_PDMA3_SIZE,
1313                 .count = VT1724_MT_PDMA3_COUNT,
1314                 .start = VT1724_PDMA3_START,
1315         },
1316 };
1317
1318 static int snd_vt1724_playback_indep_prepare(struct snd_pcm_substream *substream)
1319 {
1320         struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
1321         unsigned char val;
1322
1323         spin_lock_irq(&ice->reg_lock);
1324         val = 3 - substream->number;
1325         if (inb(ICEMT1724(ice, BURST)) < val)
1326                 outb(val, ICEMT1724(ice, BURST));
1327         spin_unlock_irq(&ice->reg_lock);
1328         return snd_vt1724_pcm_prepare(substream);
1329 }
1330
1331 static int snd_vt1724_playback_indep_open(struct snd_pcm_substream *substream)
1332 {
1333         struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
1334         struct snd_pcm_runtime *runtime = substream->runtime;
1335
1336         mutex_lock(&ice->open_mutex);
1337         /* already used by PDMA0? */
1338         if (ice->pcm_reserved[substream->number]) {
1339                 mutex_unlock(&ice->open_mutex);
1340                 return -EBUSY; /* FIXME: should handle blocking mode properly */
1341         }
1342         mutex_unlock(&ice->open_mutex);
1343         runtime->private_data = (void *)&vt1724_playback_dma_regs[substream->number];
1344         ice->playback_con_substream_ds[substream->number] = substream;
1345         runtime->hw = snd_vt1724_2ch_stereo;
1346         snd_pcm_set_sync(substream);
1347         snd_pcm_hw_constraint_msbits(runtime, 0, 32, 24);
1348         set_rate_constraints(ice, substream);
1349         return 0;
1350 }
1351
1352 static int snd_vt1724_playback_indep_close(struct snd_pcm_substream *substream)
1353 {
1354         struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
1355
1356         if (PRO_RATE_RESET)
1357                 snd_vt1724_set_pro_rate(ice, ice->pro_rate_default, 0);
1358         ice->playback_con_substream_ds[substream->number] = NULL;
1359         ice->pcm_reserved[substream->number] = NULL;
1360
1361         return 0;
1362 }
1363
1364 static struct snd_pcm_ops snd_vt1724_playback_indep_ops = {
1365         .open =         snd_vt1724_playback_indep_open,
1366         .close =        snd_vt1724_playback_indep_close,
1367         .ioctl =        snd_pcm_lib_ioctl,
1368         .hw_params =    snd_vt1724_pcm_hw_params,
1369         .hw_free =      snd_vt1724_pcm_hw_free,
1370         .prepare =      snd_vt1724_playback_indep_prepare,
1371         .trigger =      snd_vt1724_pcm_trigger,
1372         .pointer =      snd_vt1724_pcm_pointer,
1373 };
1374
1375
1376 static int __devinit snd_vt1724_pcm_indep(struct snd_ice1712 *ice, int device)
1377 {
1378         struct snd_pcm *pcm;
1379         int play;
1380         int err;
1381
1382         play = ice->num_total_dacs / 2 - 1;
1383         if (play <= 0)
1384                 return 0;
1385
1386         err = snd_pcm_new(ice->card, "ICE1724 Surrounds", device, play, 0, &pcm);
1387         if (err < 0)
1388                 return err;
1389
1390         snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_PLAYBACK,
1391                         &snd_vt1724_playback_indep_ops);
1392
1393         pcm->private_data = ice;
1394         pcm->info_flags = 0;
1395         strcpy(pcm->name, "ICE1724 Surround PCM");
1396
1397         snd_pcm_lib_preallocate_pages_for_all(pcm, SNDRV_DMA_TYPE_DEV,
1398                                               snd_dma_pci_data(ice->pci),
1399                                               64*1024, 64*1024);
1400
1401         ice->pcm_ds = pcm;
1402
1403         return 0;
1404 }
1405
1406
1407 /*
1408  *  Mixer section
1409  */
1410
1411 static int __devinit snd_vt1724_ac97_mixer(struct snd_ice1712 *ice)
1412 {
1413         int err;
1414
1415         if (!(ice->eeprom.data[ICE_EEP2_ACLINK] & VT1724_CFG_PRO_I2S)) {
1416                 struct snd_ac97_bus *pbus;
1417                 struct snd_ac97_template ac97;
1418                 static struct snd_ac97_bus_ops ops = {
1419                         .write = snd_vt1724_ac97_write,
1420                         .read = snd_vt1724_ac97_read,
1421                 };
1422
1423                 /* cold reset */
1424                 outb(inb(ICEMT1724(ice, AC97_CMD)) | 0x80, ICEMT1724(ice, AC97_CMD));
1425                 mdelay(5); /* FIXME */
1426                 outb(inb(ICEMT1724(ice, AC97_CMD)) & ~0x80, ICEMT1724(ice, AC97_CMD));
1427
1428                 err = snd_ac97_bus(ice->card, 0, &ops, NULL, &pbus);
1429                 if (err < 0)
1430                         return err;
1431                 memset(&ac97, 0, sizeof(ac97));
1432                 ac97.private_data = ice;
1433                 err = snd_ac97_mixer(pbus, &ac97, &ice->ac97);
1434                 if (err < 0)
1435                         printk(KERN_WARNING "ice1712: cannot initialize pro ac97, skipped\n");
1436                 else
1437                         return 0;
1438         }
1439         /* I2S mixer only */
1440         strcat(ice->card->mixername, "ICE1724 - multitrack");
1441         return 0;
1442 }
1443
1444 /*
1445  *
1446  */
1447
1448 static inline unsigned int eeprom_triple(struct snd_ice1712 *ice, int idx)
1449 {
1450         return (unsigned int)ice->eeprom.data[idx] | \
1451                 ((unsigned int)ice->eeprom.data[idx + 1] << 8) | \
1452                 ((unsigned int)ice->eeprom.data[idx + 2] << 16);
1453 }
1454
1455 static void snd_vt1724_proc_read(struct snd_info_entry *entry,
1456                                  struct snd_info_buffer *buffer)
1457 {
1458         struct snd_ice1712 *ice = entry->private_data;
1459         unsigned int idx;
1460
1461         snd_iprintf(buffer, "%s\n\n", ice->card->longname);
1462         snd_iprintf(buffer, "EEPROM:\n");
1463
1464         snd_iprintf(buffer, "  Subvendor        : 0x%x\n", ice->eeprom.subvendor);
1465         snd_iprintf(buffer, "  Size             : %i bytes\n", ice->eeprom.size);
1466         snd_iprintf(buffer, "  Version          : %i\n", ice->eeprom.version);
1467         snd_iprintf(buffer, "  System Config    : 0x%x\n",
1468                     ice->eeprom.data[ICE_EEP2_SYSCONF]);
1469         snd_iprintf(buffer, "  ACLink           : 0x%x\n",
1470                     ice->eeprom.data[ICE_EEP2_ACLINK]);
1471         snd_iprintf(buffer, "  I2S              : 0x%x\n",
1472                     ice->eeprom.data[ICE_EEP2_I2S]);
1473         snd_iprintf(buffer, "  S/PDIF           : 0x%x\n",
1474                     ice->eeprom.data[ICE_EEP2_SPDIF]);
1475         snd_iprintf(buffer, "  GPIO direction   : 0x%x\n",
1476                     ice->eeprom.gpiodir);
1477         snd_iprintf(buffer, "  GPIO mask        : 0x%x\n",
1478                     ice->eeprom.gpiomask);
1479         snd_iprintf(buffer, "  GPIO state       : 0x%x\n",
1480                     ice->eeprom.gpiostate);
1481         for (idx = 0x12; idx < ice->eeprom.size; idx++)
1482                 snd_iprintf(buffer, "  Extra #%02i        : 0x%x\n",
1483                             idx, ice->eeprom.data[idx]);
1484
1485         snd_iprintf(buffer, "\nRegisters:\n");
1486
1487         snd_iprintf(buffer, "  PSDOUT03 : 0x%08x\n",
1488                     (unsigned)inl(ICEMT1724(ice, ROUTE_PLAYBACK)));
1489         for (idx = 0x0; idx < 0x20 ; idx++)
1490                 snd_iprintf(buffer, "  CCS%02x    : 0x%02x\n",
1491                             idx, inb(ice->port+idx));
1492         for (idx = 0x0; idx < 0x30 ; idx++)
1493                 snd_iprintf(buffer, "  MT%02x     : 0x%02x\n",
1494                             idx, inb(ice->profi_port+idx));
1495 }
1496
1497 static void __devinit snd_vt1724_proc_init(struct snd_ice1712 *ice)
1498 {
1499         struct snd_info_entry *entry;
1500
1501         if (!snd_card_proc_new(ice->card, "ice1724", &entry))
1502                 snd_info_set_text_ops(entry, ice, snd_vt1724_proc_read);
1503 }
1504
1505 /*
1506  *
1507  */
1508
1509 static int snd_vt1724_eeprom_info(struct snd_kcontrol *kcontrol,
1510                                   struct snd_ctl_elem_info *uinfo)
1511 {
1512         uinfo->type = SNDRV_CTL_ELEM_TYPE_BYTES;
1513         uinfo->count = sizeof(struct snd_ice1712_eeprom);
1514         return 0;
1515 }
1516
1517 static int snd_vt1724_eeprom_get(struct snd_kcontrol *kcontrol,
1518                                  struct snd_ctl_elem_value *ucontrol)
1519 {
1520         struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
1521
1522         memcpy(ucontrol->value.bytes.data, &ice->eeprom, sizeof(ice->eeprom));
1523         return 0;
1524 }
1525
1526 static struct snd_kcontrol_new snd_vt1724_eeprom __devinitdata = {
1527         .iface = SNDRV_CTL_ELEM_IFACE_CARD,
1528         .name = "ICE1724 EEPROM",
1529         .access = SNDRV_CTL_ELEM_ACCESS_READ,
1530         .info = snd_vt1724_eeprom_info,
1531         .get = snd_vt1724_eeprom_get
1532 };
1533
1534 /*
1535  */
1536 static int snd_vt1724_spdif_info(struct snd_kcontrol *kcontrol,
1537                                  struct snd_ctl_elem_info *uinfo)
1538 {
1539         uinfo->type = SNDRV_CTL_ELEM_TYPE_IEC958;
1540         uinfo->count = 1;
1541         return 0;
1542 }
1543
1544 static unsigned int encode_spdif_bits(struct snd_aes_iec958 *diga)
1545 {
1546         unsigned int val, rbits;
1547
1548         val = diga->status[0] & 0x03; /* professional, non-audio */
1549         if (val & 0x01) {
1550                 /* professional */
1551                 if ((diga->status[0] & IEC958_AES0_PRO_EMPHASIS) ==
1552                     IEC958_AES0_PRO_EMPHASIS_5015)
1553                         val |= 1U << 3;
1554                 rbits = (diga->status[4] >> 3) & 0x0f;
1555                 if (rbits) {
1556                         switch (rbits) {
1557                         case 2: val |= 5 << 12; break; /* 96k */
1558                         case 3: val |= 6 << 12; break; /* 192k */
1559                         case 10: val |= 4 << 12; break; /* 88.2k */
1560                         case 11: val |= 7 << 12; break; /* 176.4k */
1561                         }
1562                 } else {
1563                         switch (diga->status[0] & IEC958_AES0_PRO_FS) {
1564                         case IEC958_AES0_PRO_FS_44100:
1565                                 break;
1566                         case IEC958_AES0_PRO_FS_32000:
1567                                 val |= 3U << 12;
1568                                 break;
1569                         default:
1570                                 val |= 2U << 12;
1571                                 break;
1572                         }
1573                 }
1574         } else {
1575                 /* consumer */
1576                 val |= diga->status[1] & 0x04; /* copyright */
1577                 if ((diga->status[0] & IEC958_AES0_CON_EMPHASIS) ==
1578                     IEC958_AES0_CON_EMPHASIS_5015)
1579                         val |= 1U << 3;
1580                 val |= (unsigned int)(diga->status[1] & 0x3f) << 4; /* category */
1581                 val |= (unsigned int)(diga->status[3] & IEC958_AES3_CON_FS) << 12; /* fs */
1582         }
1583         return val;
1584 }
1585
1586 static void decode_spdif_bits(struct snd_aes_iec958 *diga, unsigned int val)
1587 {
1588         memset(diga->status, 0, sizeof(diga->status));
1589         diga->status[0] = val & 0x03; /* professional, non-audio */
1590         if (val & 0x01) {
1591                 /* professional */
1592                 if (val & (1U << 3))
1593                         diga->status[0] |= IEC958_AES0_PRO_EMPHASIS_5015;
1594                 switch ((val >> 12) & 0x7) {
1595                 case 0:
1596                         break;
1597                 case 2:
1598                         diga->status[0] |= IEC958_AES0_PRO_FS_32000;
1599                         break;
1600                 default:
1601                         diga->status[0] |= IEC958_AES0_PRO_FS_48000;
1602                         break;
1603                 }
1604         } else {
1605                 /* consumer */
1606                 diga->status[0] |= val & (1U << 2); /* copyright */
1607                 if (val & (1U << 3))
1608                         diga->status[0] |= IEC958_AES0_CON_EMPHASIS_5015;
1609                 diga->status[1] |= (val >> 4) & 0x3f; /* category */
1610                 diga->status[3] |= (val >> 12) & 0x07; /* fs */
1611         }
1612 }
1613
1614 static int snd_vt1724_spdif_default_get(struct snd_kcontrol *kcontrol,
1615                                         struct snd_ctl_elem_value *ucontrol)
1616 {
1617         struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
1618         unsigned int val;
1619         val = inw(ICEMT1724(ice, SPDIF_CTRL));
1620         decode_spdif_bits(&ucontrol->value.iec958, val);
1621         return 0;
1622 }
1623
1624 static int snd_vt1724_spdif_default_put(struct snd_kcontrol *kcontrol,
1625                                          struct snd_ctl_elem_value *ucontrol)
1626 {
1627         struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
1628         unsigned int val, old;
1629
1630         val = encode_spdif_bits(&ucontrol->value.iec958);
1631         spin_lock_irq(&ice->reg_lock);
1632         old = inw(ICEMT1724(ice, SPDIF_CTRL));
1633         if (val != old)
1634                 update_spdif_bits(ice, val);
1635         spin_unlock_irq(&ice->reg_lock);
1636         return val != old;
1637 }
1638
1639 static struct snd_kcontrol_new snd_vt1724_spdif_default __devinitdata =
1640 {
1641         .iface =        SNDRV_CTL_ELEM_IFACE_PCM,
1642         .name =         SNDRV_CTL_NAME_IEC958("", PLAYBACK, DEFAULT),
1643         .info =         snd_vt1724_spdif_info,
1644         .get =          snd_vt1724_spdif_default_get,
1645         .put =          snd_vt1724_spdif_default_put
1646 };
1647
1648 static int snd_vt1724_spdif_maskc_get(struct snd_kcontrol *kcontrol,
1649                                        struct snd_ctl_elem_value *ucontrol)
1650 {
1651         ucontrol->value.iec958.status[0] = IEC958_AES0_NONAUDIO |
1652                                                      IEC958_AES0_PROFESSIONAL |
1653                                                      IEC958_AES0_CON_NOT_COPYRIGHT |
1654                                                      IEC958_AES0_CON_EMPHASIS;
1655         ucontrol->value.iec958.status[1] = IEC958_AES1_CON_ORIGINAL |
1656                                                      IEC958_AES1_CON_CATEGORY;
1657         ucontrol->value.iec958.status[3] = IEC958_AES3_CON_FS;
1658         return 0;
1659 }
1660
1661 static int snd_vt1724_spdif_maskp_get(struct snd_kcontrol *kcontrol,
1662                                        struct snd_ctl_elem_value *ucontrol)
1663 {
1664         ucontrol->value.iec958.status[0] = IEC958_AES0_NONAUDIO |
1665                                                      IEC958_AES0_PROFESSIONAL |
1666                                                      IEC958_AES0_PRO_FS |
1667                                                      IEC958_AES0_PRO_EMPHASIS;
1668         return 0;
1669 }
1670
1671 static struct snd_kcontrol_new snd_vt1724_spdif_maskc __devinitdata =
1672 {
1673         .access =       SNDRV_CTL_ELEM_ACCESS_READ,
1674         .iface =        SNDRV_CTL_ELEM_IFACE_PCM,
1675         .name =         SNDRV_CTL_NAME_IEC958("", PLAYBACK, CON_MASK),
1676         .info =         snd_vt1724_spdif_info,
1677         .get =          snd_vt1724_spdif_maskc_get,
1678 };
1679
1680 static struct snd_kcontrol_new snd_vt1724_spdif_maskp __devinitdata =
1681 {
1682         .access =       SNDRV_CTL_ELEM_ACCESS_READ,
1683         .iface =        SNDRV_CTL_ELEM_IFACE_PCM,
1684         .name =         SNDRV_CTL_NAME_IEC958("", PLAYBACK, PRO_MASK),
1685         .info =         snd_vt1724_spdif_info,
1686         .get =          snd_vt1724_spdif_maskp_get,
1687 };
1688
1689 #define snd_vt1724_spdif_sw_info                snd_ctl_boolean_mono_info
1690
1691 static int snd_vt1724_spdif_sw_get(struct snd_kcontrol *kcontrol,
1692                                    struct snd_ctl_elem_value *ucontrol)
1693 {
1694         struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
1695         ucontrol->value.integer.value[0] = inb(ICEREG1724(ice, SPDIF_CFG)) &
1696                 VT1724_CFG_SPDIF_OUT_EN ? 1 : 0;
1697         return 0;
1698 }
1699
1700 static int snd_vt1724_spdif_sw_put(struct snd_kcontrol *kcontrol,
1701                                    struct snd_ctl_elem_value *ucontrol)
1702 {
1703         struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
1704         unsigned char old, val;
1705
1706         spin_lock_irq(&ice->reg_lock);
1707         old = val = inb(ICEREG1724(ice, SPDIF_CFG));
1708         val &= ~VT1724_CFG_SPDIF_OUT_EN;
1709         if (ucontrol->value.integer.value[0])
1710                 val |= VT1724_CFG_SPDIF_OUT_EN;
1711         if (old != val)
1712                 outb(val, ICEREG1724(ice, SPDIF_CFG));
1713         spin_unlock_irq(&ice->reg_lock);
1714         return old != val;
1715 }
1716
1717 static struct snd_kcontrol_new snd_vt1724_spdif_switch __devinitdata =
1718 {
1719         .iface =        SNDRV_CTL_ELEM_IFACE_MIXER,
1720         /* FIXME: the following conflict with IEC958 Playback Route */
1721         /* .name =         SNDRV_CTL_NAME_IEC958("", PLAYBACK, SWITCH), */
1722         .name =         SNDRV_CTL_NAME_IEC958("Output ", NONE, SWITCH),
1723         .info =         snd_vt1724_spdif_sw_info,
1724         .get =          snd_vt1724_spdif_sw_get,
1725         .put =          snd_vt1724_spdif_sw_put
1726 };
1727
1728
1729 #if 0 /* NOT USED YET */
1730 /*
1731  * GPIO access from extern
1732  */
1733
1734 #define snd_vt1724_gpio_info            snd_ctl_boolean_mono_info
1735
1736 int snd_vt1724_gpio_get(struct snd_kcontrol *kcontrol,
1737                         struct snd_ctl_elem_value *ucontrol)
1738 {
1739         struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
1740         int shift = kcontrol->private_value & 0xff;
1741         int invert = (kcontrol->private_value & (1<<24)) ? 1 : 0;
1742
1743         snd_ice1712_save_gpio_status(ice);
1744         ucontrol->value.integer.value[0] =
1745                 (snd_ice1712_gpio_read(ice) & (1 << shift) ? 1 : 0) ^ invert;
1746         snd_ice1712_restore_gpio_status(ice);
1747         return 0;
1748 }
1749
1750 int snd_ice1712_gpio_put(struct snd_kcontrol *kcontrol,
1751                          struct snd_ctl_elem_value *ucontrol)
1752 {
1753         struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
1754         int shift = kcontrol->private_value & 0xff;
1755         int invert = (kcontrol->private_value & (1<<24)) ? mask : 0;
1756         unsigned int val, nval;
1757
1758         if (kcontrol->private_value & (1 << 31))
1759                 return -EPERM;
1760         nval = (ucontrol->value.integer.value[0] ? (1 << shift) : 0) ^ invert;
1761         snd_ice1712_save_gpio_status(ice);
1762         val = snd_ice1712_gpio_read(ice);
1763         nval |= val & ~(1 << shift);
1764         if (val != nval)
1765                 snd_ice1712_gpio_write(ice, nval);
1766         snd_ice1712_restore_gpio_status(ice);
1767         return val != nval;
1768 }
1769 #endif /* NOT USED YET */
1770
1771 /*
1772  *  rate
1773  */
1774 static int snd_vt1724_pro_internal_clock_info(struct snd_kcontrol *kcontrol,
1775                                               struct snd_ctl_elem_info *uinfo)
1776 {
1777         struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
1778
1779         uinfo->type = SNDRV_CTL_ELEM_TYPE_ENUMERATED;
1780         uinfo->count = 1;
1781         uinfo->value.enumerated.items = ice->hw_rates->count + 1;
1782         if (uinfo->value.enumerated.item >= uinfo->value.enumerated.items)
1783                 uinfo->value.enumerated.item = uinfo->value.enumerated.items - 1;
1784         if (uinfo->value.enumerated.item == uinfo->value.enumerated.items - 1)
1785                 strcpy(uinfo->value.enumerated.name, "IEC958 Input");
1786         else
1787                 sprintf(uinfo->value.enumerated.name, "%d",
1788                         ice->hw_rates->list[uinfo->value.enumerated.item]);
1789         return 0;
1790 }
1791
1792 static int snd_vt1724_pro_internal_clock_get(struct snd_kcontrol *kcontrol,
1793                                              struct snd_ctl_elem_value *ucontrol)
1794 {
1795         struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
1796         unsigned int i, rate;
1797
1798         spin_lock_irq(&ice->reg_lock);
1799         if (ice->is_spdif_master(ice)) {
1800                 ucontrol->value.enumerated.item[0] = ice->hw_rates->count;
1801         } else {
1802                 rate = ice->get_rate(ice);
1803                 ucontrol->value.enumerated.item[0] = 0;
1804                 for (i = 0; i < ice->hw_rates->count; i++) {
1805                         if (ice->hw_rates->list[i] == rate) {
1806                                 ucontrol->value.enumerated.item[0] = i;
1807                                 break;
1808                         }
1809                 }
1810         }
1811         spin_unlock_irq(&ice->reg_lock);
1812         return 0;
1813 }
1814
1815 /* setting clock to external - SPDIF */
1816 static void stdclock_set_spdif_clock(struct snd_ice1712 *ice)
1817 {
1818         unsigned char oval;
1819         unsigned char i2s_oval;
1820         oval = inb(ICEMT1724(ice, RATE));
1821         outb(oval | VT1724_SPDIF_MASTER, ICEMT1724(ice, RATE));
1822         /* setting 256fs */
1823         i2s_oval = inb(ICEMT1724(ice, I2S_FORMAT));
1824         outb(i2s_oval & ~VT1724_MT_I2S_MCLK_128X, ICEMT1724(ice, I2S_FORMAT));
1825 }
1826
1827 static int snd_vt1724_pro_internal_clock_put(struct snd_kcontrol *kcontrol,
1828                                              struct snd_ctl_elem_value *ucontrol)
1829 {
1830         struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
1831         unsigned int old_rate, new_rate;
1832         unsigned int item = ucontrol->value.enumerated.item[0];
1833         unsigned int spdif = ice->hw_rates->count;
1834
1835         if (item > spdif)
1836                 return -EINVAL;
1837
1838         spin_lock_irq(&ice->reg_lock);
1839         if (ice->is_spdif_master(ice))
1840                 old_rate = 0;
1841         else
1842                 old_rate = ice->get_rate(ice);
1843         if (item == spdif) {
1844                 /* switching to external clock via SPDIF */
1845                 ice->set_spdif_clock(ice);
1846                 new_rate = 0;
1847         } else {
1848                 /* internal on-card clock */
1849                 new_rate = ice->hw_rates->list[item];
1850                 ice->pro_rate_default = new_rate;
1851                 spin_unlock_irq(&ice->reg_lock);
1852                 snd_vt1724_set_pro_rate(ice, ice->pro_rate_default, 1);
1853                 spin_lock_irq(&ice->reg_lock);
1854         }
1855         spin_unlock_irq(&ice->reg_lock);
1856
1857         /* the first reset to the SPDIF master mode? */
1858         if (old_rate != new_rate && !new_rate) {
1859                 /* notify akm chips as well */
1860                 unsigned int i;
1861                 if (ice->gpio.set_pro_rate)
1862                         ice->gpio.set_pro_rate(ice, 0);
1863                 for (i = 0; i < ice->akm_codecs; i++) {
1864                         if (ice->akm[i].ops.set_rate_val)
1865                                 ice->akm[i].ops.set_rate_val(&ice->akm[i], 0);
1866                 }
1867         }
1868         return old_rate != new_rate;
1869 }
1870
1871 static struct snd_kcontrol_new snd_vt1724_pro_internal_clock __devinitdata = {
1872         .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
1873         .name = "Multi Track Internal Clock",
1874         .info = snd_vt1724_pro_internal_clock_info,
1875         .get = snd_vt1724_pro_internal_clock_get,
1876         .put = snd_vt1724_pro_internal_clock_put
1877 };
1878
1879 #define snd_vt1724_pro_rate_locking_info        snd_ctl_boolean_mono_info
1880
1881 static int snd_vt1724_pro_rate_locking_get(struct snd_kcontrol *kcontrol,
1882                                            struct snd_ctl_elem_value *ucontrol)
1883 {
1884         ucontrol->value.integer.value[0] = PRO_RATE_LOCKED;
1885         return 0;
1886 }
1887
1888 static int snd_vt1724_pro_rate_locking_put(struct snd_kcontrol *kcontrol,
1889                                            struct snd_ctl_elem_value *ucontrol)
1890 {
1891         struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
1892         int change = 0, nval;
1893
1894         nval = ucontrol->value.integer.value[0] ? 1 : 0;
1895         spin_lock_irq(&ice->reg_lock);
1896         change = PRO_RATE_LOCKED != nval;
1897         PRO_RATE_LOCKED = nval;
1898         spin_unlock_irq(&ice->reg_lock);
1899         return change;
1900 }
1901
1902 static struct snd_kcontrol_new snd_vt1724_pro_rate_locking __devinitdata = {
1903         .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
1904         .name = "Multi Track Rate Locking",
1905         .info = snd_vt1724_pro_rate_locking_info,
1906         .get = snd_vt1724_pro_rate_locking_get,
1907         .put = snd_vt1724_pro_rate_locking_put
1908 };
1909
1910 #define snd_vt1724_pro_rate_reset_info          snd_ctl_boolean_mono_info
1911
1912 static int snd_vt1724_pro_rate_reset_get(struct snd_kcontrol *kcontrol,
1913                                          struct snd_ctl_elem_value *ucontrol)
1914 {
1915         ucontrol->value.integer.value[0] = PRO_RATE_RESET ? 1 : 0;
1916         return 0;
1917 }
1918
1919 static int snd_vt1724_pro_rate_reset_put(struct snd_kcontrol *kcontrol,
1920                                          struct snd_ctl_elem_value *ucontrol)
1921 {
1922         struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
1923         int change = 0, nval;
1924
1925         nval = ucontrol->value.integer.value[0] ? 1 : 0;
1926         spin_lock_irq(&ice->reg_lock);
1927         change = PRO_RATE_RESET != nval;
1928         PRO_RATE_RESET = nval;
1929         spin_unlock_irq(&ice->reg_lock);
1930         return change;
1931 }
1932
1933 static struct snd_kcontrol_new snd_vt1724_pro_rate_reset __devinitdata = {
1934         .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
1935         .name = "Multi Track Rate Reset",
1936         .info = snd_vt1724_pro_rate_reset_info,
1937         .get = snd_vt1724_pro_rate_reset_get,
1938         .put = snd_vt1724_pro_rate_reset_put
1939 };
1940
1941
1942 /*
1943  * routing
1944  */
1945 static int snd_vt1724_pro_route_info(struct snd_kcontrol *kcontrol,
1946                                      struct snd_ctl_elem_info *uinfo)
1947 {
1948         static char *texts[] = {
1949                 "PCM Out", /* 0 */
1950                 "H/W In 0", "H/W In 1", /* 1-2 */
1951                 "IEC958 In L", "IEC958 In R", /* 3-4 */
1952         };
1953
1954         uinfo->type = SNDRV_CTL_ELEM_TYPE_ENUMERATED;
1955         uinfo->count = 1;
1956         uinfo->value.enumerated.items = 5;
1957         if (uinfo->value.enumerated.item >= uinfo->value.enumerated.items)
1958                 uinfo->value.enumerated.item = uinfo->value.enumerated.items - 1;
1959         strcpy(uinfo->value.enumerated.name, texts[uinfo->value.enumerated.item]);
1960         return 0;
1961 }
1962
1963 static inline int analog_route_shift(int idx)
1964 {
1965         return (idx % 2) * 12 + ((idx / 2) * 3) + 8;
1966 }
1967
1968 static inline int digital_route_shift(int idx)
1969 {
1970         return idx * 3;
1971 }
1972
1973 static int get_route_val(struct snd_ice1712 *ice, int shift)
1974 {
1975         unsigned long val;
1976         unsigned char eitem;
1977         static const unsigned char xlate[8] = {
1978                 0, 255, 1, 2, 255, 255, 3, 4,
1979         };
1980
1981         val = inl(ICEMT1724(ice, ROUTE_PLAYBACK));
1982         val >>= shift;
1983         val &= 7; /* we now have 3 bits per output */
1984         eitem = xlate[val];
1985         if (eitem == 255) {
1986                 snd_BUG();
1987                 return 0;
1988         }
1989         return eitem;
1990 }
1991
1992 static int put_route_val(struct snd_ice1712 *ice, unsigned int val, int shift)
1993 {
1994         unsigned int old_val, nval;
1995         int change;
1996         static const unsigned char xroute[8] = {
1997                 0, /* PCM */
1998                 2, /* PSDIN0 Left */
1999                 3, /* PSDIN0 Right */
2000                 6, /* SPDIN Left */
2001                 7, /* SPDIN Right */
2002         };
2003
2004         nval = xroute[val % 5];
2005         val = old_val = inl(ICEMT1724(ice, ROUTE_PLAYBACK));
2006         val &= ~(0x07 << shift);
2007         val |= nval << shift;
2008         change = val != old_val;
2009         if (change)
2010                 outl(val, ICEMT1724(ice, ROUTE_PLAYBACK));
2011         return change;
2012 }
2013
2014 static int snd_vt1724_pro_route_analog_get(struct snd_kcontrol *kcontrol,
2015                                            struct snd_ctl_elem_value *ucontrol)
2016 {
2017         struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
2018         int idx = snd_ctl_get_ioffidx(kcontrol, &ucontrol->id);
2019         ucontrol->value.enumerated.item[0] =
2020                 get_route_val(ice, analog_route_shift(idx));
2021         return 0;
2022 }
2023
2024 static int snd_vt1724_pro_route_analog_put(struct snd_kcontrol *kcontrol,
2025                                            struct snd_ctl_elem_value *ucontrol)
2026 {
2027         struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
2028         int idx = snd_ctl_get_ioffidx(kcontrol, &ucontrol->id);
2029         return put_route_val(ice, ucontrol->value.enumerated.item[0],
2030                              analog_route_shift(idx));
2031 }
2032
2033 static int snd_vt1724_pro_route_spdif_get(struct snd_kcontrol *kcontrol,
2034                                           struct snd_ctl_elem_value *ucontrol)
2035 {
2036         struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
2037         int idx = snd_ctl_get_ioffidx(kcontrol, &ucontrol->id);
2038         ucontrol->value.enumerated.item[0] =
2039                 get_route_val(ice, digital_route_shift(idx));
2040         return 0;
2041 }
2042
2043 static int snd_vt1724_pro_route_spdif_put(struct snd_kcontrol *kcontrol,
2044                                           struct snd_ctl_elem_value *ucontrol)
2045 {
2046         struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
2047         int idx = snd_ctl_get_ioffidx(kcontrol, &ucontrol->id);
2048         return put_route_val(ice, ucontrol->value.enumerated.item[0],
2049                              digital_route_shift(idx));
2050 }
2051
2052 static struct snd_kcontrol_new snd_vt1724_mixer_pro_analog_route __devinitdata = {
2053         .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
2054         .name = "H/W Playback Route",
2055         .info = snd_vt1724_pro_route_info,
2056         .get = snd_vt1724_pro_route_analog_get,
2057         .put = snd_vt1724_pro_route_analog_put,
2058 };
2059
2060 static struct snd_kcontrol_new snd_vt1724_mixer_pro_spdif_route __devinitdata = {
2061         .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
2062         .name = SNDRV_CTL_NAME_IEC958("", PLAYBACK, NONE) "Route",
2063         .info = snd_vt1724_pro_route_info,
2064         .get = snd_vt1724_pro_route_spdif_get,
2065         .put = snd_vt1724_pro_route_spdif_put,
2066         .count = 2,
2067 };
2068
2069
2070 static int snd_vt1724_pro_peak_info(struct snd_kcontrol *kcontrol,
2071                                     struct snd_ctl_elem_info *uinfo)
2072 {
2073         uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
2074         uinfo->count = 22; /* FIXME: for compatibility with ice1712... */
2075         uinfo->value.integer.min = 0;
2076         uinfo->value.integer.max = 255;
2077         return 0;
2078 }
2079
2080 static int snd_vt1724_pro_peak_get(struct snd_kcontrol *kcontrol,
2081                                    struct snd_ctl_elem_value *ucontrol)
2082 {
2083         struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
2084         int idx;
2085
2086         spin_lock_irq(&ice->reg_lock);
2087         for (idx = 0; idx < 22; idx++) {
2088                 outb(idx, ICEMT1724(ice, MONITOR_PEAKINDEX));
2089                 ucontrol->value.integer.value[idx] =
2090                         inb(ICEMT1724(ice, MONITOR_PEAKDATA));
2091         }
2092         spin_unlock_irq(&ice->reg_lock);
2093         return 0;
2094 }
2095
2096 static struct snd_kcontrol_new snd_vt1724_mixer_pro_peak __devinitdata = {
2097         .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
2098         .name = "Multi Track Peak",
2099         .access = SNDRV_CTL_ELEM_ACCESS_READ | SNDRV_CTL_ELEM_ACCESS_VOLATILE,
2100         .info = snd_vt1724_pro_peak_info,
2101         .get = snd_vt1724_pro_peak_get
2102 };
2103
2104 /*
2105  *
2106  */
2107
2108 static struct snd_ice1712_card_info no_matched __devinitdata;
2109
2110 static struct snd_ice1712_card_info *card_tables[] __devinitdata = {
2111         snd_vt1724_revo_cards,
2112         snd_vt1724_amp_cards,
2113         snd_vt1724_aureon_cards,
2114         snd_vt1720_mobo_cards,
2115         snd_vt1720_pontis_cards,
2116         snd_vt1724_prodigy_hifi_cards,
2117         snd_vt1724_prodigy192_cards,
2118         snd_vt1724_juli_cards,
2119         snd_vt1724_phase_cards,
2120         snd_vt1724_wtm_cards,
2121         snd_vt1724_se_cards,
2122         NULL,
2123 };
2124
2125
2126 /*
2127  */
2128
2129 static void wait_i2c_busy(struct snd_ice1712 *ice)
2130 {
2131         int t = 0x10000;
2132         while ((inb(ICEREG1724(ice, I2C_CTRL)) & VT1724_I2C_BUSY) && t--)
2133                 ;
2134         if (t == -1)
2135                 printk(KERN_ERR "ice1724: i2c busy timeout\n");
2136 }
2137
2138 unsigned char snd_vt1724_read_i2c(struct snd_ice1712 *ice,
2139                                   unsigned char dev, unsigned char addr)
2140 {
2141         unsigned char val;
2142
2143         mutex_lock(&ice->i2c_mutex);
2144         wait_i2c_busy(ice);
2145         outb(addr, ICEREG1724(ice, I2C_BYTE_ADDR));
2146         outb(dev & ~VT1724_I2C_WRITE, ICEREG1724(ice, I2C_DEV_ADDR));
2147         wait_i2c_busy(ice);
2148         val = inb(ICEREG1724(ice, I2C_DATA));
2149         mutex_unlock(&ice->i2c_mutex);
2150         /*
2151         printk(KERN_DEBUG "i2c_read: [0x%x,0x%x] = 0x%x\n", dev, addr, val);
2152         */
2153         return val;
2154 }
2155
2156 void snd_vt1724_write_i2c(struct snd_ice1712 *ice,
2157                           unsigned char dev, unsigned char addr, unsigned char data)
2158 {
2159         mutex_lock(&ice->i2c_mutex);
2160         wait_i2c_busy(ice);
2161         /*
2162         printk(KERN_DEBUG "i2c_write: [0x%x,0x%x] = 0x%x\n", dev, addr, data);
2163         */
2164         outb(addr, ICEREG1724(ice, I2C_BYTE_ADDR));
2165         outb(data, ICEREG1724(ice, I2C_DATA));
2166         outb(dev | VT1724_I2C_WRITE, ICEREG1724(ice, I2C_DEV_ADDR));
2167         wait_i2c_busy(ice);
2168         mutex_unlock(&ice->i2c_mutex);
2169 }
2170
2171 static int __devinit snd_vt1724_read_eeprom(struct snd_ice1712 *ice,
2172                                             const char *modelname)
2173 {
2174         const int dev = 0xa0;           /* EEPROM device address */
2175         unsigned int i, size;
2176         struct snd_ice1712_card_info * const *tbl, *c;
2177
2178         if (!modelname || !*modelname) {
2179                 ice->eeprom.subvendor = 0;
2180                 if ((inb(ICEREG1724(ice, I2C_CTRL)) & VT1724_I2C_EEPROM) != 0)
2181                         ice->eeprom.subvendor =
2182                                 (snd_vt1724_read_i2c(ice, dev, 0x00) << 0) |
2183                                 (snd_vt1724_read_i2c(ice, dev, 0x01) << 8) |
2184                                 (snd_vt1724_read_i2c(ice, dev, 0x02) << 16) |
2185                                 (snd_vt1724_read_i2c(ice, dev, 0x03) << 24);
2186                 if (ice->eeprom.subvendor == 0 ||
2187                     ice->eeprom.subvendor == (unsigned int)-1) {
2188                         /* invalid subvendor from EEPROM, try the PCI
2189                          * subststem ID instead
2190                          */
2191                         u16 vendor, device;
2192                         pci_read_config_word(ice->pci, PCI_SUBSYSTEM_VENDOR_ID,
2193                                              &vendor);
2194                         pci_read_config_word(ice->pci, PCI_SUBSYSTEM_ID, &device);
2195                         ice->eeprom.subvendor =
2196                                 ((unsigned int)swab16(vendor) << 16) | swab16(device);
2197                         if (ice->eeprom.subvendor == 0 ||
2198                             ice->eeprom.subvendor == (unsigned int)-1) {
2199                                 printk(KERN_ERR "ice1724: No valid ID is found\n");
2200                                 return -ENXIO;
2201                         }
2202                 }
2203         }
2204         for (tbl = card_tables; *tbl; tbl++) {
2205                 for (c = *tbl; c->subvendor; c++) {
2206                         if (modelname && c->model &&
2207                             !strcmp(modelname, c->model)) {
2208                                 printk(KERN_INFO "ice1724: Using board model %s\n",
2209                                        c->name);
2210                                 ice->eeprom.subvendor = c->subvendor;
2211                         } else if (c->subvendor != ice->eeprom.subvendor)
2212                                 continue;
2213                         if (!c->eeprom_size || !c->eeprom_data)
2214                                 goto found;
2215                         /* if the EEPROM is given by the driver, use it */
2216                         snd_printdd("using the defined eeprom..\n");
2217                         ice->eeprom.version = 2;
2218                         ice->eeprom.size = c->eeprom_size + 6;
2219                         memcpy(ice->eeprom.data, c->eeprom_data, c->eeprom_size);
2220                         goto read_skipped;
2221                 }
2222         }
2223         printk(KERN_WARNING "ice1724: No matching model found for ID 0x%x\n",
2224                ice->eeprom.subvendor);
2225
2226  found:
2227         ice->eeprom.size = snd_vt1724_read_i2c(ice, dev, 0x04);
2228         if (ice->eeprom.size < 6)
2229                 ice->eeprom.size = 32;
2230         else if (ice->eeprom.size > 32) {
2231                 printk(KERN_ERR "ice1724: Invalid EEPROM (size = %i)\n",
2232                        ice->eeprom.size);
2233                 return -EIO;
2234         }
2235         ice->eeprom.version = snd_vt1724_read_i2c(ice, dev, 0x05);
2236         if (ice->eeprom.version != 2)
2237                 printk(KERN_WARNING "ice1724: Invalid EEPROM version %i\n",
2238                        ice->eeprom.version);
2239         size = ice->eeprom.size - 6;
2240         for (i = 0; i < size; i++)
2241                 ice->eeprom.data[i] = snd_vt1724_read_i2c(ice, dev, i + 6);
2242
2243  read_skipped:
2244         ice->eeprom.gpiomask = eeprom_triple(ice, ICE_EEP2_GPIO_MASK);
2245         ice->eeprom.gpiostate = eeprom_triple(ice, ICE_EEP2_GPIO_STATE);
2246         ice->eeprom.gpiodir = eeprom_triple(ice, ICE_EEP2_GPIO_DIR);
2247
2248         return 0;
2249 }
2250
2251
2252
2253 static void __devinit snd_vt1724_chip_reset(struct snd_ice1712 *ice)
2254 {
2255         outb(VT1724_RESET , ICEREG1724(ice, CONTROL));
2256         msleep(10);
2257         outb(0, ICEREG1724(ice, CONTROL));
2258         msleep(10);
2259 }
2260
2261 static int __devinit snd_vt1724_chip_init(struct snd_ice1712 *ice)
2262 {
2263         outb(ice->eeprom.data[ICE_EEP2_SYSCONF], ICEREG1724(ice, SYS_CFG));
2264         outb(ice->eeprom.data[ICE_EEP2_ACLINK], ICEREG1724(ice, AC97_CFG));
2265         outb(ice->eeprom.data[ICE_EEP2_I2S], ICEREG1724(ice, I2S_FEATURES));
2266         outb(ice->eeprom.data[ICE_EEP2_SPDIF], ICEREG1724(ice, SPDIF_CFG));
2267
2268         ice->gpio.write_mask = ice->eeprom.gpiomask;
2269         ice->gpio.direction = ice->eeprom.gpiodir;
2270         snd_vt1724_set_gpio_mask(ice, ice->eeprom.gpiomask);
2271         snd_vt1724_set_gpio_dir(ice, ice->eeprom.gpiodir);
2272         snd_vt1724_set_gpio_data(ice, ice->eeprom.gpiostate);
2273
2274         outb(0, ICEREG1724(ice, POWERDOWN));
2275
2276         return 0;
2277 }
2278
2279 static int __devinit snd_vt1724_spdif_build_controls(struct snd_ice1712 *ice)
2280 {
2281         int err;
2282         struct snd_kcontrol *kctl;
2283
2284         if (snd_BUG_ON(!ice->pcm))
2285                 return -EIO;
2286
2287         err = snd_ctl_add(ice->card, snd_ctl_new1(&snd_vt1724_mixer_pro_spdif_route, ice));
2288         if (err < 0)
2289                 return err;
2290
2291         err = snd_ctl_add(ice->card, snd_ctl_new1(&snd_vt1724_spdif_switch, ice));
2292         if (err < 0)
2293                 return err;
2294
2295         err = snd_ctl_add(ice->card, kctl = snd_ctl_new1(&snd_vt1724_spdif_default, ice));
2296         if (err < 0)
2297                 return err;
2298         kctl->id.device = ice->pcm->device;
2299         err = snd_ctl_add(ice->card, kctl = snd_ctl_new1(&snd_vt1724_spdif_maskc, ice));
2300         if (err < 0)
2301                 return err;
2302         kctl->id.device = ice->pcm->device;
2303         err = snd_ctl_add(ice->card, kctl = snd_ctl_new1(&snd_vt1724_spdif_maskp, ice));
2304         if (err < 0)
2305                 return err;
2306         kctl->id.device = ice->pcm->device;
2307 #if 0 /* use default only */
2308         err = snd_ctl_add(ice->card, kctl = snd_ctl_new1(&snd_vt1724_spdif_stream, ice));
2309         if (err < 0)
2310                 return err;
2311         kctl->id.device = ice->pcm->device;
2312         ice->spdif.stream_ctl = kctl;
2313 #endif
2314         return 0;
2315 }
2316
2317
2318 static int __devinit snd_vt1724_build_controls(struct snd_ice1712 *ice)
2319 {
2320         int err;
2321
2322         err = snd_ctl_add(ice->card, snd_ctl_new1(&snd_vt1724_eeprom, ice));
2323         if (err < 0)
2324                 return err;
2325         err = snd_ctl_add(ice->card, snd_ctl_new1(&snd_vt1724_pro_internal_clock, ice));
2326         if (err < 0)
2327                 return err;
2328
2329         err = snd_ctl_add(ice->card, snd_ctl_new1(&snd_vt1724_pro_rate_locking, ice));
2330         if (err < 0)
2331                 return err;
2332         err = snd_ctl_add(ice->card, snd_ctl_new1(&snd_vt1724_pro_rate_reset, ice));
2333         if (err < 0)
2334                 return err;
2335
2336         if (ice->num_total_dacs > 0) {
2337                 struct snd_kcontrol_new tmp = snd_vt1724_mixer_pro_analog_route;
2338                 tmp.count = ice->num_total_dacs;
2339                 if (ice->vt1720 && tmp.count > 2)
2340                         tmp.count = 2;
2341                 err = snd_ctl_add(ice->card, snd_ctl_new1(&tmp, ice));
2342                 if (err < 0)
2343                         return err;
2344         }
2345
2346         err = snd_ctl_add(ice->card, snd_ctl_new1(&snd_vt1724_mixer_pro_peak, ice));
2347         if (err < 0)
2348                 return err;
2349
2350         return 0;
2351 }
2352
2353 static int snd_vt1724_free(struct snd_ice1712 *ice)
2354 {
2355         if (!ice->port)
2356                 goto __hw_end;
2357         /* mask all interrupts */
2358         outb(0xff, ICEMT1724(ice, DMA_INT_MASK));
2359         outb(0xff, ICEREG1724(ice, IRQMASK));
2360         /* --- */
2361 __hw_end:
2362         if (ice->irq >= 0)
2363                 free_irq(ice->irq, ice);
2364         pci_release_regions(ice->pci);
2365         snd_ice1712_akm4xxx_free(ice);
2366         pci_disable_device(ice->pci);
2367         kfree(ice->spec);
2368         kfree(ice);
2369         return 0;
2370 }
2371
2372 static int snd_vt1724_dev_free(struct snd_device *device)
2373 {
2374         struct snd_ice1712 *ice = device->device_data;
2375         return snd_vt1724_free(ice);
2376 }
2377
2378 static int __devinit snd_vt1724_create(struct snd_card *card,
2379                                        struct pci_dev *pci,
2380                                        const char *modelname,
2381                                        struct snd_ice1712 **r_ice1712)
2382 {
2383         struct snd_ice1712 *ice;
2384         int err;
2385         static struct snd_device_ops ops = {
2386                 .dev_free =     snd_vt1724_dev_free,
2387         };
2388
2389         *r_ice1712 = NULL;
2390
2391         /* enable PCI device */
2392         err = pci_enable_device(pci);
2393         if (err < 0)
2394                 return err;
2395
2396         ice = kzalloc(sizeof(*ice), GFP_KERNEL);
2397         if (ice == NULL) {
2398                 pci_disable_device(pci);
2399                 return -ENOMEM;
2400         }
2401         ice->vt1724 = 1;
2402         spin_lock_init(&ice->reg_lock);
2403         mutex_init(&ice->gpio_mutex);
2404         mutex_init(&ice->open_mutex);
2405         mutex_init(&ice->i2c_mutex);
2406         ice->gpio.set_mask = snd_vt1724_set_gpio_mask;
2407         ice->gpio.set_dir = snd_vt1724_set_gpio_dir;
2408         ice->gpio.set_data = snd_vt1724_set_gpio_data;
2409         ice->gpio.get_data = snd_vt1724_get_gpio_data;
2410         ice->card = card;
2411         ice->pci = pci;
2412         ice->irq = -1;
2413         pci_set_master(pci);
2414         snd_vt1724_proc_init(ice);
2415         synchronize_irq(pci->irq);
2416
2417         err = pci_request_regions(pci, "ICE1724");
2418         if (err < 0) {
2419                 kfree(ice);
2420                 pci_disable_device(pci);
2421                 return err;
2422         }
2423         ice->port = pci_resource_start(pci, 0);
2424         ice->profi_port = pci_resource_start(pci, 1);
2425
2426         if (request_irq(pci->irq, snd_vt1724_interrupt,
2427                         IRQF_SHARED, "ICE1724", ice)) {
2428                 snd_printk(KERN_ERR "unable to grab IRQ %d\n", pci->irq);
2429                 snd_vt1724_free(ice);
2430                 return -EIO;
2431         }
2432
2433         ice->irq = pci->irq;
2434
2435         snd_vt1724_chip_reset(ice);
2436         if (snd_vt1724_read_eeprom(ice, modelname) < 0) {
2437                 snd_vt1724_free(ice);
2438                 return -EIO;
2439         }
2440         if (snd_vt1724_chip_init(ice) < 0) {
2441                 snd_vt1724_free(ice);
2442                 return -EIO;
2443         }
2444
2445         /* MPU_RX and TX irq masks are cleared later dynamically */
2446         outb(VT1724_IRQ_MPU_RX | VT1724_IRQ_MPU_TX , ICEREG1724(ice, IRQMASK));
2447
2448         /* don't handle FIFO overrun/underruns (just yet),
2449          * since they cause machine lockups
2450          */
2451         outb(VT1724_MULTI_FIFO_ERR, ICEMT1724(ice, DMA_INT_MASK));
2452
2453         err = snd_device_new(card, SNDRV_DEV_LOWLEVEL, ice, &ops);
2454         if (err < 0) {
2455                 snd_vt1724_free(ice);
2456                 return err;
2457         }
2458
2459         snd_card_set_dev(card, &pci->dev);
2460
2461         *r_ice1712 = ice;
2462         return 0;
2463 }
2464
2465
2466 /*
2467  *
2468  * Registration
2469  *
2470  */
2471
2472 static int __devinit snd_vt1724_probe(struct pci_dev *pci,
2473                                       const struct pci_device_id *pci_id)
2474 {
2475         static int dev;
2476         struct snd_card *card;
2477         struct snd_ice1712 *ice;
2478         int pcm_dev = 0, err;
2479         struct snd_ice1712_card_info * const *tbl, *c;
2480
2481         if (dev >= SNDRV_CARDS)
2482                 return -ENODEV;
2483         if (!enable[dev]) {
2484                 dev++;
2485                 return -ENOENT;
2486         }
2487
2488         err = snd_card_create(index[dev], id[dev], THIS_MODULE, 0, &card);
2489         if (err < 0)
2490                 return err;
2491
2492         strcpy(card->driver, "ICE1724");
2493         strcpy(card->shortname, "ICEnsemble ICE1724");
2494
2495         err = snd_vt1724_create(card, pci, model[dev], &ice);
2496         if (err < 0) {
2497                 snd_card_free(card);
2498                 return err;
2499         }
2500
2501         for (tbl = card_tables; *tbl; tbl++) {
2502                 for (c = *tbl; c->subvendor; c++) {
2503                         if (c->subvendor == ice->eeprom.subvendor) {
2504                                 strcpy(card->shortname, c->name);
2505                                 if (c->driver) /* specific driver? */
2506                                         strcpy(card->driver, c->driver);
2507                                 if (c->chip_init) {
2508                                         err = c->chip_init(ice);
2509                                         if (err < 0) {
2510                                                 snd_card_free(card);
2511                                                 return err;
2512                                         }
2513                                 }
2514                                 goto __found;
2515                         }
2516                 }
2517         }
2518         c = &no_matched;
2519 __found:
2520         /*
2521         * VT1724 has separate DMAs for the analog and the SPDIF streams while
2522         * ICE1712 has only one for both (mixed up).
2523         *
2524         * Confusingly the analog PCM is named "professional" here because it
2525         * was called so in ice1712 driver, and vt1724 driver is derived from
2526         * ice1712 driver.
2527         */
2528         ice->pro_rate_default = PRO_RATE_DEFAULT;
2529         if (!ice->is_spdif_master)
2530                 ice->is_spdif_master = stdclock_is_spdif_master;
2531         if (!ice->get_rate)
2532                 ice->get_rate = stdclock_get_rate;
2533         if (!ice->set_rate)
2534                 ice->set_rate = stdclock_set_rate;
2535         if (!ice->set_mclk)
2536                 ice->set_mclk = stdclock_set_mclk;
2537         if (!ice->set_spdif_clock)
2538                 ice->set_spdif_clock = stdclock_set_spdif_clock;
2539         if (!ice->hw_rates)
2540                 set_std_hw_rates(ice);
2541
2542         err = snd_vt1724_pcm_profi(ice, pcm_dev++);
2543         if (err < 0) {
2544                 snd_card_free(card);
2545                 return err;
2546         }
2547
2548         err = snd_vt1724_pcm_spdif(ice, pcm_dev++);
2549         if (err < 0) {
2550                 snd_card_free(card);
2551                 return err;
2552         }
2553
2554         err = snd_vt1724_pcm_indep(ice, pcm_dev++);
2555         if (err < 0) {
2556                 snd_card_free(card);
2557                 return err;
2558         }
2559
2560         err = snd_vt1724_ac97_mixer(ice);
2561         if (err < 0) {
2562                 snd_card_free(card);
2563                 return err;
2564         }
2565
2566         err = snd_vt1724_build_controls(ice);
2567         if (err < 0) {
2568                 snd_card_free(card);
2569                 return err;
2570         }
2571
2572         if (ice->pcm && ice->has_spdif) { /* has SPDIF I/O */
2573                 err = snd_vt1724_spdif_build_controls(ice);
2574                 if (err < 0) {
2575                         snd_card_free(card);
2576                         return err;
2577                 }
2578         }
2579
2580         if (c->build_controls) {
2581                 err = c->build_controls(ice);
2582                 if (err < 0) {
2583                         snd_card_free(card);
2584                         return err;
2585                 }
2586         }
2587
2588         if (!c->no_mpu401) {
2589                 if (ice->eeprom.data[ICE_EEP2_SYSCONF] & VT1724_CFG_MPU401) {
2590                         struct snd_rawmidi *rmidi;
2591
2592                         err = snd_rawmidi_new(card, "MIDI", 0, 1, 1, &rmidi);
2593                         if (err < 0) {
2594                                 snd_card_free(card);
2595                                 return err;
2596                         }
2597                         ice->rmidi[0] = rmidi;
2598                         rmidi->private_data = ice;
2599                         strcpy(rmidi->name, "ICE1724 MIDI");
2600                         rmidi->info_flags = SNDRV_RAWMIDI_INFO_OUTPUT |
2601                                             SNDRV_RAWMIDI_INFO_INPUT |
2602                                             SNDRV_RAWMIDI_INFO_DUPLEX;
2603                         snd_rawmidi_set_ops(rmidi, SNDRV_RAWMIDI_STREAM_OUTPUT,
2604                                             &vt1724_midi_output_ops);
2605                         snd_rawmidi_set_ops(rmidi, SNDRV_RAWMIDI_STREAM_INPUT,
2606                                             &vt1724_midi_input_ops);
2607
2608                         /* set watermarks */
2609                         outb(VT1724_MPU_RX_FIFO | 0x1,
2610                              ICEREG1724(ice, MPU_FIFO_WM));
2611                         outb(0x1, ICEREG1724(ice, MPU_FIFO_WM));
2612                         /* set UART mode */
2613                         outb(VT1724_MPU_UART, ICEREG1724(ice, MPU_CTRL));
2614                 }
2615         }
2616
2617         sprintf(card->longname, "%s at 0x%lx, irq %i",
2618                 card->shortname, ice->port, ice->irq);
2619
2620         err = snd_card_register(card);
2621         if (err < 0) {
2622                 snd_card_free(card);
2623                 return err;
2624         }
2625         pci_set_drvdata(pci, card);
2626         dev++;
2627         return 0;
2628 }
2629
2630 static void __devexit snd_vt1724_remove(struct pci_dev *pci)
2631 {
2632         snd_card_free(pci_get_drvdata(pci));
2633         pci_set_drvdata(pci, NULL);
2634 }
2635
2636 static struct pci_driver driver = {
2637         .name = "ICE1724",
2638         .id_table = snd_vt1724_ids,
2639         .probe = snd_vt1724_probe,
2640         .remove = __devexit_p(snd_vt1724_remove),
2641 };
2642
2643 static int __init alsa_card_ice1724_init(void)
2644 {
2645         return pci_register_driver(&driver);
2646 }
2647
2648 static void __exit alsa_card_ice1724_exit(void)
2649 {
2650         pci_unregister_driver(&driver);
2651 }
2652
2653 module_init(alsa_card_ice1724_init)
2654 module_exit(alsa_card_ice1724_exit)