[ALSA] Clean up with common snd_ctl_boolean_*_info callbacks
[sfrench/cifs-2.6.git] / sound / pci / ice1712 / ice1724.c
1 /*
2  *   ALSA driver for VT1724 ICEnsemble ICE1724 / VIA VT1724 (Envy24HT)
3  *                   VIA VT1720 (Envy24PT)
4  *
5  *      Copyright (c) 2000 Jaroslav Kysela <perex@suse.cz>
6  *                    2002 James Stafford <jstafford@ampltd.com>
7  *                    2003 Takashi Iwai <tiwai@suse.de>
8  *
9  *   This program is free software; you can redistribute it and/or modify
10  *   it under the terms of the GNU General Public License as published by
11  *   the Free Software Foundation; either version 2 of the License, or
12  *   (at your option) any later version.
13  *
14  *   This program is distributed in the hope that it will be useful,
15  *   but WITHOUT ANY WARRANTY; without even the implied warranty of
16  *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
17  *   GNU General Public License for more details.
18  *
19  *   You should have received a copy of the GNU General Public License
20  *   along with this program; if not, write to the Free Software
21  *   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307 USA
22  *
23  */      
24
25 #include <sound/driver.h>
26 #include <asm/io.h>
27 #include <linux/delay.h>
28 #include <linux/interrupt.h>
29 #include <linux/init.h>
30 #include <linux/pci.h>
31 #include <linux/slab.h>
32 #include <linux/moduleparam.h>
33 #include <linux/mutex.h>
34 #include <sound/core.h>
35 #include <sound/info.h>
36 #include <sound/mpu401.h>
37 #include <sound/initval.h>
38
39 #include <sound/asoundef.h>
40
41 #include "ice1712.h"
42 #include "envy24ht.h"
43
44 /* lowlevel routines */
45 #include "amp.h"
46 #include "revo.h"
47 #include "aureon.h"
48 #include "vt1720_mobo.h"
49 #include "pontis.h"
50 #include "prodigy192.h"
51 #include "juli.h"
52 #include "phase.h"
53 #include "wtm.h"
54
55 MODULE_AUTHOR("Jaroslav Kysela <perex@suse.cz>");
56 MODULE_DESCRIPTION("VIA ICEnsemble ICE1724/1720 (Envy24HT/PT)");
57 MODULE_LICENSE("GPL");
58 MODULE_SUPPORTED_DEVICE("{"
59                REVO_DEVICE_DESC
60                AMP_AUDIO2000_DEVICE_DESC
61                AUREON_DEVICE_DESC
62                VT1720_MOBO_DEVICE_DESC
63                PONTIS_DEVICE_DESC
64                PRODIGY192_DEVICE_DESC
65                JULI_DEVICE_DESC
66                PHASE_DEVICE_DESC
67                WTM_DEVICE_DESC
68                 "{VIA,VT1720},"
69                 "{VIA,VT1724},"
70                 "{ICEnsemble,Generic ICE1724},"
71                 "{ICEnsemble,Generic Envy24HT}"
72                 "{ICEnsemble,Generic Envy24PT}}");
73
74 static int index[SNDRV_CARDS] = SNDRV_DEFAULT_IDX;      /* Index 0-MAX */
75 static char *id[SNDRV_CARDS] = SNDRV_DEFAULT_STR;       /* ID for this card */
76 static int enable[SNDRV_CARDS] = SNDRV_DEFAULT_ENABLE_PNP;              /* Enable this card */
77 static char *model[SNDRV_CARDS];
78
79 module_param_array(index, int, NULL, 0444);
80 MODULE_PARM_DESC(index, "Index value for ICE1724 soundcard.");
81 module_param_array(id, charp, NULL, 0444);
82 MODULE_PARM_DESC(id, "ID string for ICE1724 soundcard.");
83 module_param_array(enable, bool, NULL, 0444);
84 MODULE_PARM_DESC(enable, "Enable ICE1724 soundcard.");
85 module_param_array(model, charp, NULL, 0444);
86 MODULE_PARM_DESC(model, "Use the given board model.");
87
88
89 /* Both VT1720 and VT1724 have the same PCI IDs */
90 static const struct pci_device_id snd_vt1724_ids[] = {
91         { PCI_VENDOR_ID_ICE, PCI_DEVICE_ID_VT1724, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0 },
92         { 0, }
93 };
94
95 MODULE_DEVICE_TABLE(pci, snd_vt1724_ids);
96
97
98 static int PRO_RATE_LOCKED;
99 static int PRO_RATE_RESET = 1;
100 static unsigned int PRO_RATE_DEFAULT = 44100;
101
102 /*
103  *  Basic I/O
104  */
105  
106 /* check whether the clock mode is spdif-in */
107 static inline int is_spdif_master(struct snd_ice1712 *ice)
108 {
109         return (inb(ICEMT1724(ice, RATE)) & VT1724_SPDIF_MASTER) ? 1 : 0;
110 }
111
112 static inline int is_pro_rate_locked(struct snd_ice1712 *ice)
113 {
114         return is_spdif_master(ice) || PRO_RATE_LOCKED;
115 }
116
117 /*
118  * ac97 section
119  */
120
121 static unsigned char snd_vt1724_ac97_ready(struct snd_ice1712 *ice)
122 {
123         unsigned char old_cmd;
124         int tm;
125         for (tm = 0; tm < 0x10000; tm++) {
126                 old_cmd = inb(ICEMT1724(ice, AC97_CMD));
127                 if (old_cmd & (VT1724_AC97_WRITE | VT1724_AC97_READ))
128                         continue;
129                 if (!(old_cmd & VT1724_AC97_READY))
130                         continue;
131                 return old_cmd;
132         }
133         snd_printd(KERN_ERR "snd_vt1724_ac97_ready: timeout\n");
134         return old_cmd;
135 }
136
137 static int snd_vt1724_ac97_wait_bit(struct snd_ice1712 *ice, unsigned char bit)
138 {
139         int tm;
140         for (tm = 0; tm < 0x10000; tm++)
141                 if ((inb(ICEMT1724(ice, AC97_CMD)) & bit) == 0)
142                         return 0;
143         snd_printd(KERN_ERR "snd_vt1724_ac97_wait_bit: timeout\n");
144         return -EIO;
145 }
146
147 static void snd_vt1724_ac97_write(struct snd_ac97 *ac97,
148                                   unsigned short reg,
149                                   unsigned short val)
150 {
151         struct snd_ice1712 *ice = ac97->private_data;
152         unsigned char old_cmd;
153
154         old_cmd = snd_vt1724_ac97_ready(ice);
155         old_cmd &= ~VT1724_AC97_ID_MASK;
156         old_cmd |= ac97->num;
157         outb(reg, ICEMT1724(ice, AC97_INDEX));
158         outw(val, ICEMT1724(ice, AC97_DATA));
159         outb(old_cmd | VT1724_AC97_WRITE, ICEMT1724(ice, AC97_CMD));
160         snd_vt1724_ac97_wait_bit(ice, VT1724_AC97_WRITE);
161 }
162
163 static unsigned short snd_vt1724_ac97_read(struct snd_ac97 *ac97, unsigned short reg)
164 {
165         struct snd_ice1712 *ice = ac97->private_data;
166         unsigned char old_cmd;
167
168         old_cmd = snd_vt1724_ac97_ready(ice);
169         old_cmd &= ~VT1724_AC97_ID_MASK;
170         old_cmd |= ac97->num;
171         outb(reg, ICEMT1724(ice, AC97_INDEX));
172         outb(old_cmd | VT1724_AC97_READ, ICEMT1724(ice, AC97_CMD));
173         if (snd_vt1724_ac97_wait_bit(ice, VT1724_AC97_READ) < 0)
174                 return ~0;
175         return inw(ICEMT1724(ice, AC97_DATA));
176 }
177
178
179 /*
180  * GPIO operations
181  */
182
183 /* set gpio direction 0 = read, 1 = write */
184 static void snd_vt1724_set_gpio_dir(struct snd_ice1712 *ice, unsigned int data)
185 {
186         outl(data, ICEREG1724(ice, GPIO_DIRECTION));
187         inw(ICEREG1724(ice, GPIO_DIRECTION)); /* dummy read for pci-posting */
188 }
189
190 /* set the gpio mask (0 = writable) */
191 static void snd_vt1724_set_gpio_mask(struct snd_ice1712 *ice, unsigned int data)
192 {
193         outw(data, ICEREG1724(ice, GPIO_WRITE_MASK));
194         if (! ice->vt1720) /* VT1720 supports only 16 GPIO bits */
195                 outb((data >> 16) & 0xff, ICEREG1724(ice, GPIO_WRITE_MASK_22));
196         inw(ICEREG1724(ice, GPIO_WRITE_MASK)); /* dummy read for pci-posting */
197 }
198
199 static void snd_vt1724_set_gpio_data(struct snd_ice1712 *ice, unsigned int data)
200 {
201         outw(data, ICEREG1724(ice, GPIO_DATA));
202         if (! ice->vt1720)
203                 outb(data >> 16, ICEREG1724(ice, GPIO_DATA_22));
204         inw(ICEREG1724(ice, GPIO_DATA)); /* dummy read for pci-posting */
205 }
206
207 static unsigned int snd_vt1724_get_gpio_data(struct snd_ice1712 *ice)
208 {
209         unsigned int data;
210         if (! ice->vt1720)
211                 data = (unsigned int)inb(ICEREG1724(ice, GPIO_DATA_22));
212         else
213                 data = 0;
214         data = (data << 16) | inw(ICEREG1724(ice, GPIO_DATA));
215         return data;
216 }
217
218 /*
219  *  Interrupt handler
220  */
221
222 static irqreturn_t snd_vt1724_interrupt(int irq, void *dev_id)
223 {
224         struct snd_ice1712 *ice = dev_id;
225         unsigned char status;
226         int handled = 0;
227
228         while (1) {
229                 status = inb(ICEREG1724(ice, IRQSTAT));
230                 if (status == 0)
231                         break;
232
233                 handled = 1;            
234                 /* these should probably be separated at some point, 
235                  * but as we don't currently have MPU support on the board
236                  * I will leave it
237                  */
238                 if ((status & VT1724_IRQ_MPU_RX)||(status & VT1724_IRQ_MPU_TX)) {
239                         if (ice->rmidi[0])
240                                 snd_mpu401_uart_interrupt(irq, ice->rmidi[0]->private_data);
241                         outb(status & (VT1724_IRQ_MPU_RX|VT1724_IRQ_MPU_TX), ICEREG1724(ice, IRQSTAT));
242                         status &= ~(VT1724_IRQ_MPU_RX|VT1724_IRQ_MPU_TX);
243                 }
244                 if (status & VT1724_IRQ_MTPCM) {
245                         /*
246                          * Multi-track PCM
247                          * PCM assignment are:
248                          * Playback DMA0 (M/C) = playback_pro_substream
249                          * Playback DMA1 = playback_con_substream_ds[0]
250                          * Playback DMA2 = playback_con_substream_ds[1]
251                          * Playback DMA3 = playback_con_substream_ds[2]
252                          * Playback DMA4 (SPDIF) = playback_con_substream
253                          * Record DMA0 = capture_pro_substream
254                          * Record DMA1 = capture_con_substream
255                          */
256                         unsigned char mtstat = inb(ICEMT1724(ice, IRQ));
257                         if (mtstat & VT1724_MULTI_PDMA0) {
258                                 if (ice->playback_pro_substream)
259                                         snd_pcm_period_elapsed(ice->playback_pro_substream);
260                         }
261                         if (mtstat & VT1724_MULTI_RDMA0) {
262                                 if (ice->capture_pro_substream)
263                                         snd_pcm_period_elapsed(ice->capture_pro_substream);
264                         }
265                         if (mtstat & VT1724_MULTI_PDMA1) {
266                                 if (ice->playback_con_substream_ds[0])
267                                         snd_pcm_period_elapsed(ice->playback_con_substream_ds[0]);
268                         }
269                         if (mtstat & VT1724_MULTI_PDMA2) {
270                                 if (ice->playback_con_substream_ds[1])
271                                         snd_pcm_period_elapsed(ice->playback_con_substream_ds[1]);
272                         }
273                         if (mtstat & VT1724_MULTI_PDMA3) {
274                                 if (ice->playback_con_substream_ds[2])
275                                         snd_pcm_period_elapsed(ice->playback_con_substream_ds[2]);
276                         }
277                         if (mtstat & VT1724_MULTI_PDMA4) {
278                                 if (ice->playback_con_substream)
279                                         snd_pcm_period_elapsed(ice->playback_con_substream);
280                         }
281                         if (mtstat & VT1724_MULTI_RDMA1) {
282                                 if (ice->capture_con_substream)
283                                         snd_pcm_period_elapsed(ice->capture_con_substream);
284                         }
285                         /* ack anyway to avoid freeze */
286                         outb(mtstat, ICEMT1724(ice, IRQ));
287                         /* ought to really handle this properly */
288                         if (mtstat & VT1724_MULTI_FIFO_ERR) {
289                                 unsigned char fstat = inb(ICEMT1724(ice, DMA_FIFO_ERR));
290                                 outb(fstat, ICEMT1724(ice, DMA_FIFO_ERR));      
291                                 outb(VT1724_MULTI_FIFO_ERR | inb(ICEMT1724(ice, DMA_INT_MASK)), ICEMT1724(ice, DMA_INT_MASK));  
292                                 /* If I don't do this, I get machine lockup due to continual interrupts */
293                         }
294
295                 }
296         }
297         return IRQ_RETVAL(handled);
298 }
299
300 /*
301  *  PCM code - professional part (multitrack)
302  */
303
304 static unsigned int rates[] = {
305         8000, 9600, 11025, 12000, 16000, 22050, 24000,
306         32000, 44100, 48000, 64000, 88200, 96000,
307         176400, 192000,
308 };
309
310 static struct snd_pcm_hw_constraint_list hw_constraints_rates_96 = {
311         .count = ARRAY_SIZE(rates) - 2, /* up to 96000 */
312         .list = rates,
313         .mask = 0,
314 };
315
316 static struct snd_pcm_hw_constraint_list hw_constraints_rates_48 = {
317         .count = ARRAY_SIZE(rates) - 5, /* up to 48000 */
318         .list = rates,
319         .mask = 0,
320 };
321
322 static struct snd_pcm_hw_constraint_list hw_constraints_rates_192 = {
323         .count = ARRAY_SIZE(rates),
324         .list = rates,
325         .mask = 0,
326 };
327
328 struct vt1724_pcm_reg {
329         unsigned int addr;      /* ADDR register offset */
330         unsigned int size;      /* SIZE register offset */
331         unsigned int count;     /* COUNT register offset */
332         unsigned int start;     /* start & pause bit */
333 };
334
335 static int snd_vt1724_pcm_trigger(struct snd_pcm_substream *substream, int cmd)
336 {
337         struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
338         unsigned char what;
339         unsigned char old;
340         struct snd_pcm_substream *s;
341
342         what = 0;
343         snd_pcm_group_for_each_entry(s, substream) {
344                 const struct vt1724_pcm_reg *reg;
345                 reg = s->runtime->private_data;
346                 what |= reg->start;
347                 snd_pcm_trigger_done(s, substream);
348         }
349
350         switch (cmd) {
351         case SNDRV_PCM_TRIGGER_PAUSE_PUSH:
352         case SNDRV_PCM_TRIGGER_PAUSE_RELEASE:
353                 spin_lock(&ice->reg_lock);
354                 old = inb(ICEMT1724(ice, DMA_PAUSE));
355                 if (cmd == SNDRV_PCM_TRIGGER_PAUSE_PUSH)
356                         old |= what;
357                 else
358                         old &= ~what;
359                 outb(old, ICEMT1724(ice, DMA_PAUSE));
360                 spin_unlock(&ice->reg_lock);
361                 break;
362
363         case SNDRV_PCM_TRIGGER_START:
364         case SNDRV_PCM_TRIGGER_STOP:
365                 spin_lock(&ice->reg_lock);
366                 old = inb(ICEMT1724(ice, DMA_CONTROL));
367                 if (cmd == SNDRV_PCM_TRIGGER_START)
368                         old |= what;
369                 else
370                         old &= ~what;
371                 outb(old, ICEMT1724(ice, DMA_CONTROL));
372                 spin_unlock(&ice->reg_lock);
373                 break;
374
375         default:
376                 return -EINVAL;
377         }
378         return 0;
379 }
380
381 /*
382  */
383
384 #define DMA_STARTS      (VT1724_RDMA0_START|VT1724_PDMA0_START|VT1724_RDMA1_START|\
385         VT1724_PDMA1_START|VT1724_PDMA2_START|VT1724_PDMA3_START|VT1724_PDMA4_START)
386 #define DMA_PAUSES      (VT1724_RDMA0_PAUSE|VT1724_PDMA0_PAUSE|VT1724_RDMA1_PAUSE|\
387         VT1724_PDMA1_PAUSE|VT1724_PDMA2_PAUSE|VT1724_PDMA3_PAUSE|VT1724_PDMA4_PAUSE)
388
389 static int get_max_rate(struct snd_ice1712 *ice)
390 {
391         if (ice->eeprom.data[ICE_EEP2_ACLINK] & VT1724_CFG_PRO_I2S) {
392                 if ((ice->eeprom.data[ICE_EEP2_I2S] & 0x08) && !ice->vt1720)
393                         return 192000;
394                 else
395                         return 96000;
396         } else
397                 return 48000;
398 }
399
400 static void snd_vt1724_set_pro_rate(struct snd_ice1712 *ice, unsigned int rate,
401                                     int force)
402 {
403         unsigned long flags;
404         unsigned char val, old;
405         unsigned int i, mclk_change;
406
407         if (rate > get_max_rate(ice))
408                 return;
409
410         switch (rate) {
411         case 8000: val = 6; break;
412         case 9600: val = 3; break;
413         case 11025: val = 10; break;
414         case 12000: val = 2; break;
415         case 16000: val = 5; break;
416         case 22050: val = 9; break;
417         case 24000: val = 1; break;
418         case 32000: val = 4; break;
419         case 44100: val = 8; break;
420         case 48000: val = 0; break;
421         case 64000: val = 15; break;
422         case 88200: val = 11; break;
423         case 96000: val = 7; break;
424         case 176400: val = 12; break;
425         case 192000: val = 14; break;
426         default:
427                 snd_BUG();
428                 val = 0;
429                 break;
430         }
431
432         spin_lock_irqsave(&ice->reg_lock, flags);
433         if ((inb(ICEMT1724(ice, DMA_CONTROL)) & DMA_STARTS) || 
434             (inb(ICEMT1724(ice, DMA_PAUSE)) & DMA_PAUSES)) {
435                 /* running? we cannot change the rate now... */
436                 spin_unlock_irqrestore(&ice->reg_lock, flags);
437                 return;
438         }
439         if (!force && is_pro_rate_locked(ice)) {
440                 spin_unlock_irqrestore(&ice->reg_lock, flags);
441                 return;
442         }
443
444         old = inb(ICEMT1724(ice, RATE));
445         if (force || old != val)
446                 outb(val, ICEMT1724(ice, RATE));
447         else if (rate == ice->cur_rate) {
448                 spin_unlock_irqrestore(&ice->reg_lock, flags);
449                 return;
450         }
451
452         ice->cur_rate = rate;
453
454         /* check MT02 */
455         mclk_change = 0;
456         if (ice->eeprom.data[ICE_EEP2_ACLINK] & VT1724_CFG_PRO_I2S) {
457                 val = old = inb(ICEMT1724(ice, I2S_FORMAT));
458                 if (rate > 96000)
459                         val |= VT1724_MT_I2S_MCLK_128X; /* 128x MCLK */
460                 else
461                         val &= ~VT1724_MT_I2S_MCLK_128X; /* 256x MCLK */
462                 if (val != old) {
463                         outb(val, ICEMT1724(ice, I2S_FORMAT));
464                         mclk_change = 1;
465                 }
466         }
467         spin_unlock_irqrestore(&ice->reg_lock, flags);
468
469         if (mclk_change && ice->gpio.i2s_mclk_changed)
470                 ice->gpio.i2s_mclk_changed(ice);
471         if (ice->gpio.set_pro_rate)
472                 ice->gpio.set_pro_rate(ice, rate);
473
474         /* set up codecs */
475         for (i = 0; i < ice->akm_codecs; i++) {
476                 if (ice->akm[i].ops.set_rate_val)
477                         ice->akm[i].ops.set_rate_val(&ice->akm[i], rate);
478         }
479         if (ice->spdif.ops.setup_rate)
480                 ice->spdif.ops.setup_rate(ice, rate);
481 }
482
483 static int snd_vt1724_pcm_hw_params(struct snd_pcm_substream *substream,
484                                     struct snd_pcm_hw_params *hw_params)
485 {
486         struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
487         int i, chs;
488
489         chs = params_channels(hw_params);
490         mutex_lock(&ice->open_mutex);
491         /* mark surround channels */
492         if (substream == ice->playback_pro_substream) {
493                 /* PDMA0 can be multi-channel up to 8 */
494                 chs = chs / 2 - 1;
495                 for (i = 0; i < chs; i++) {
496                         if (ice->pcm_reserved[i] &&
497                             ice->pcm_reserved[i] != substream) {
498                                 mutex_unlock(&ice->open_mutex);
499                                 return -EBUSY;
500                         }
501                         ice->pcm_reserved[i] = substream;
502                 }
503                 for (; i < 3; i++) {
504                         if (ice->pcm_reserved[i] == substream)
505                                 ice->pcm_reserved[i] = NULL;
506                 }
507         } else {
508                 for (i = 0; i < 3; i++) {
509                         /* check individual playback stream */
510                         if (ice->playback_con_substream_ds[i] == substream) {
511                                 if (ice->pcm_reserved[i] &&
512                                     ice->pcm_reserved[i] != substream) {
513                                         mutex_unlock(&ice->open_mutex);
514                                         return -EBUSY;
515                                 }
516                                 ice->pcm_reserved[i] = substream;
517                                 break;
518                         }
519                 }
520         }
521         mutex_unlock(&ice->open_mutex);
522         snd_vt1724_set_pro_rate(ice, params_rate(hw_params), 0);
523         return snd_pcm_lib_malloc_pages(substream, params_buffer_bytes(hw_params));
524 }
525
526 static int snd_vt1724_pcm_hw_free(struct snd_pcm_substream *substream)
527 {
528         struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
529         int i;
530
531         mutex_lock(&ice->open_mutex);
532         /* unmark surround channels */
533         for (i = 0; i < 3; i++)
534                 if (ice->pcm_reserved[i] == substream)
535                         ice->pcm_reserved[i] = NULL;
536         mutex_unlock(&ice->open_mutex);
537         return snd_pcm_lib_free_pages(substream);
538 }
539
540 static int snd_vt1724_playback_pro_prepare(struct snd_pcm_substream *substream)
541 {
542         struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
543         unsigned char val;
544         unsigned int size;
545
546         spin_lock_irq(&ice->reg_lock);
547         val = (8 - substream->runtime->channels) >> 1;
548         outb(val, ICEMT1724(ice, BURST));
549
550         outl(substream->runtime->dma_addr, ICEMT1724(ice, PLAYBACK_ADDR));
551
552         size = (snd_pcm_lib_buffer_bytes(substream) >> 2) - 1;
553         // outl(size, ICEMT1724(ice, PLAYBACK_SIZE));
554         outw(size, ICEMT1724(ice, PLAYBACK_SIZE));
555         outb(size >> 16, ICEMT1724(ice, PLAYBACK_SIZE) + 2);
556         size = (snd_pcm_lib_period_bytes(substream) >> 2) - 1;
557         // outl(size, ICEMT1724(ice, PLAYBACK_COUNT));
558         outw(size, ICEMT1724(ice, PLAYBACK_COUNT));
559         outb(size >> 16, ICEMT1724(ice, PLAYBACK_COUNT) + 2);
560
561         spin_unlock_irq(&ice->reg_lock);
562
563         // printk("pro prepare: ch = %d, addr = 0x%x, buffer = 0x%x, period = 0x%x\n", substream->runtime->channels, (unsigned int)substream->runtime->dma_addr, snd_pcm_lib_buffer_bytes(substream), snd_pcm_lib_period_bytes(substream));
564         return 0;
565 }
566
567 static snd_pcm_uframes_t snd_vt1724_playback_pro_pointer(struct snd_pcm_substream *substream)
568 {
569         struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
570         size_t ptr;
571
572         if (!(inl(ICEMT1724(ice, DMA_CONTROL)) & VT1724_PDMA0_START))
573                 return 0;
574 #if 0 /* read PLAYBACK_ADDR */
575         ptr = inl(ICEMT1724(ice, PLAYBACK_ADDR));
576         if (ptr < substream->runtime->dma_addr) {
577                 snd_printd("ice1724: invalid negative ptr\n");
578                 return 0;
579         }
580         ptr -= substream->runtime->dma_addr;
581         ptr = bytes_to_frames(substream->runtime, ptr);
582         if (ptr >= substream->runtime->buffer_size) {
583                 snd_printd("ice1724: invalid ptr %d (size=%d)\n",
584                            (int)ptr, (int)substream->runtime->period_size);
585                 return 0;
586         }
587 #else /* read PLAYBACK_SIZE */
588         ptr = inl(ICEMT1724(ice, PLAYBACK_SIZE)) & 0xffffff;
589         ptr = (ptr + 1) << 2;
590         ptr = bytes_to_frames(substream->runtime, ptr);
591         if (! ptr)
592                 ;
593         else if (ptr <= substream->runtime->buffer_size)
594                 ptr = substream->runtime->buffer_size - ptr;
595         else {
596                 snd_printd("ice1724: invalid ptr %d (size=%d)\n",
597                            (int)ptr, (int)substream->runtime->buffer_size);
598                 ptr = 0;
599         }
600 #endif
601         return ptr;
602 }
603
604 static int snd_vt1724_pcm_prepare(struct snd_pcm_substream *substream)
605 {
606         struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
607         const struct vt1724_pcm_reg *reg = substream->runtime->private_data;
608
609         spin_lock_irq(&ice->reg_lock);
610         outl(substream->runtime->dma_addr, ice->profi_port + reg->addr);
611         outw((snd_pcm_lib_buffer_bytes(substream) >> 2) - 1,
612              ice->profi_port + reg->size);
613         outw((snd_pcm_lib_period_bytes(substream) >> 2) - 1,
614              ice->profi_port + reg->count);
615         spin_unlock_irq(&ice->reg_lock);
616         return 0;
617 }
618
619 static snd_pcm_uframes_t snd_vt1724_pcm_pointer(struct snd_pcm_substream *substream)
620 {
621         struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
622         const struct vt1724_pcm_reg *reg = substream->runtime->private_data;
623         size_t ptr;
624
625         if (!(inl(ICEMT1724(ice, DMA_CONTROL)) & reg->start))
626                 return 0;
627 #if 0 /* use ADDR register */
628         ptr = inl(ice->profi_port + reg->addr);
629         ptr -= substream->runtime->dma_addr;
630         return bytes_to_frames(substream->runtime, ptr);
631 #else /* use SIZE register */
632         ptr = inw(ice->profi_port + reg->size);
633         ptr = (ptr + 1) << 2;
634         ptr = bytes_to_frames(substream->runtime, ptr);
635         if (! ptr)
636                 ;
637         else if (ptr <= substream->runtime->buffer_size)
638                 ptr = substream->runtime->buffer_size - ptr;
639         else {
640                 snd_printd("ice1724: invalid ptr %d (size=%d)\n",
641                            (int)ptr, (int)substream->runtime->buffer_size);
642                 ptr = 0;
643         }
644         return ptr;
645 #endif
646 }
647
648 static const struct vt1724_pcm_reg vt1724_playback_pro_reg = {
649         .addr = VT1724_MT_PLAYBACK_ADDR,
650         .size = VT1724_MT_PLAYBACK_SIZE,
651         .count = VT1724_MT_PLAYBACK_COUNT,
652         .start = VT1724_PDMA0_START,
653 };
654
655 static const struct vt1724_pcm_reg vt1724_capture_pro_reg = {
656         .addr = VT1724_MT_CAPTURE_ADDR,
657         .size = VT1724_MT_CAPTURE_SIZE,
658         .count = VT1724_MT_CAPTURE_COUNT,
659         .start = VT1724_RDMA0_START,
660 };
661
662 static const struct snd_pcm_hardware snd_vt1724_playback_pro =
663 {
664         .info =                 (SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_INTERLEAVED |
665                                  SNDRV_PCM_INFO_BLOCK_TRANSFER |
666                                  SNDRV_PCM_INFO_MMAP_VALID |
667                                  SNDRV_PCM_INFO_PAUSE | SNDRV_PCM_INFO_SYNC_START),
668         .formats =              SNDRV_PCM_FMTBIT_S32_LE,
669         .rates =                SNDRV_PCM_RATE_KNOT | SNDRV_PCM_RATE_8000_192000,
670         .rate_min =             8000,
671         .rate_max =             192000,
672         .channels_min =         2,
673         .channels_max =         8,
674         .buffer_bytes_max =     (1UL << 21),    /* 19bits dword */
675         .period_bytes_min =     8 * 4 * 2,      /* FIXME: constraints needed */
676         .period_bytes_max =     (1UL << 21),
677         .periods_min =          2,
678         .periods_max =          1024,
679 };
680
681 static const struct snd_pcm_hardware snd_vt1724_spdif =
682 {
683         .info =                 (SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_INTERLEAVED |
684                                  SNDRV_PCM_INFO_BLOCK_TRANSFER |
685                                  SNDRV_PCM_INFO_MMAP_VALID |
686                                  SNDRV_PCM_INFO_PAUSE | SNDRV_PCM_INFO_SYNC_START),
687         .formats =              SNDRV_PCM_FMTBIT_S32_LE,
688         .rates =                (SNDRV_PCM_RATE_32000|SNDRV_PCM_RATE_44100|
689                                  SNDRV_PCM_RATE_48000|SNDRV_PCM_RATE_88200|
690                                  SNDRV_PCM_RATE_96000|SNDRV_PCM_RATE_176400|
691                                  SNDRV_PCM_RATE_192000),
692         .rate_min =             32000,
693         .rate_max =             192000,
694         .channels_min =         2,
695         .channels_max =         2,
696         .buffer_bytes_max =     (1UL << 18),    /* 16bits dword */
697         .period_bytes_min =     2 * 4 * 2,
698         .period_bytes_max =     (1UL << 18),
699         .periods_min =          2,
700         .periods_max =          1024,
701 };
702
703 static const struct snd_pcm_hardware snd_vt1724_2ch_stereo =
704 {
705         .info =                 (SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_INTERLEAVED |
706                                  SNDRV_PCM_INFO_BLOCK_TRANSFER |
707                                  SNDRV_PCM_INFO_MMAP_VALID |
708                                  SNDRV_PCM_INFO_PAUSE | SNDRV_PCM_INFO_SYNC_START),
709         .formats =              SNDRV_PCM_FMTBIT_S32_LE,
710         .rates =                SNDRV_PCM_RATE_KNOT | SNDRV_PCM_RATE_8000_192000,
711         .rate_min =             8000,
712         .rate_max =             192000,
713         .channels_min =         2,
714         .channels_max =         2,
715         .buffer_bytes_max =     (1UL << 18),    /* 16bits dword */
716         .period_bytes_min =     2 * 4 * 2,
717         .period_bytes_max =     (1UL << 18),
718         .periods_min =          2,
719         .periods_max =          1024,
720 };
721
722 /*
723  * set rate constraints
724  */
725 static int set_rate_constraints(struct snd_ice1712 *ice,
726                                 struct snd_pcm_substream *substream)
727 {
728         struct snd_pcm_runtime *runtime = substream->runtime;
729         if (ice->hw_rates) {
730                 /* hardware specific */
731                 runtime->hw.rate_min = ice->hw_rates->list[0];
732                 runtime->hw.rate_max = ice->hw_rates->list[ice->hw_rates->count - 1];
733                 runtime->hw.rates = SNDRV_PCM_RATE_KNOT;
734                 return snd_pcm_hw_constraint_list(runtime, 0,
735                                                   SNDRV_PCM_HW_PARAM_RATE,
736                                                   ice->hw_rates);
737         }
738         if (ice->eeprom.data[ICE_EEP2_ACLINK] & VT1724_CFG_PRO_I2S) {
739                 /* I2S */
740                 /* VT1720 doesn't support more than 96kHz */
741                 if ((ice->eeprom.data[ICE_EEP2_I2S] & 0x08) && !ice->vt1720)
742                         return snd_pcm_hw_constraint_list(runtime, 0,
743                                                           SNDRV_PCM_HW_PARAM_RATE,
744                                                           &hw_constraints_rates_192);
745                 else {
746                         runtime->hw.rates = SNDRV_PCM_RATE_KNOT |
747                                 SNDRV_PCM_RATE_8000_96000;
748                         runtime->hw.rate_max = 96000;
749                         return snd_pcm_hw_constraint_list(runtime, 0,
750                                                           SNDRV_PCM_HW_PARAM_RATE,
751                                                           &hw_constraints_rates_96);
752                 }
753         } else if (ice->ac97) {
754                 /* ACLINK */
755                 runtime->hw.rate_max = 48000;
756                 runtime->hw.rates = SNDRV_PCM_RATE_KNOT | SNDRV_PCM_RATE_8000_48000;
757                 return snd_pcm_hw_constraint_list(runtime, 0,
758                                                   SNDRV_PCM_HW_PARAM_RATE,
759                                                   &hw_constraints_rates_48);
760         }
761         return 0;
762 }
763
764 /* multi-channel playback needs alignment 8x32bit regardless of the channels
765  * actually used
766  */
767 #define VT1724_BUFFER_ALIGN     0x20
768
769 static int snd_vt1724_playback_pro_open(struct snd_pcm_substream *substream)
770 {
771         struct snd_pcm_runtime *runtime = substream->runtime;
772         struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
773         int chs;
774
775         runtime->private_data = (void *)&vt1724_playback_pro_reg;
776         ice->playback_pro_substream = substream;
777         runtime->hw = snd_vt1724_playback_pro;
778         snd_pcm_set_sync(substream);
779         snd_pcm_hw_constraint_msbits(runtime, 0, 32, 24);
780         set_rate_constraints(ice, substream);
781         mutex_lock(&ice->open_mutex);
782         /* calculate the currently available channels */
783         for (chs = 0; chs < 3; chs++) {
784                 if (ice->pcm_reserved[chs])
785                         break;
786         }
787         chs = (chs + 1) * 2;
788         runtime->hw.channels_max = chs;
789         if (chs > 2) /* channels must be even */
790                 snd_pcm_hw_constraint_step(runtime, 0, SNDRV_PCM_HW_PARAM_CHANNELS, 2);
791         mutex_unlock(&ice->open_mutex);
792         snd_pcm_hw_constraint_step(runtime, 0, SNDRV_PCM_HW_PARAM_PERIOD_BYTES,
793                                    VT1724_BUFFER_ALIGN);
794         snd_pcm_hw_constraint_step(runtime, 0, SNDRV_PCM_HW_PARAM_BUFFER_BYTES,
795                                    VT1724_BUFFER_ALIGN);
796         return 0;
797 }
798
799 static int snd_vt1724_capture_pro_open(struct snd_pcm_substream *substream)
800 {
801         struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
802         struct snd_pcm_runtime *runtime = substream->runtime;
803
804         runtime->private_data = (void *)&vt1724_capture_pro_reg;
805         ice->capture_pro_substream = substream;
806         runtime->hw = snd_vt1724_2ch_stereo;
807         snd_pcm_set_sync(substream);
808         snd_pcm_hw_constraint_msbits(runtime, 0, 32, 24);
809         set_rate_constraints(ice, substream);
810         snd_pcm_hw_constraint_step(runtime, 0, SNDRV_PCM_HW_PARAM_PERIOD_BYTES,
811                                    VT1724_BUFFER_ALIGN);
812         snd_pcm_hw_constraint_step(runtime, 0, SNDRV_PCM_HW_PARAM_BUFFER_BYTES,
813                                    VT1724_BUFFER_ALIGN);
814         return 0;
815 }
816
817 static int snd_vt1724_playback_pro_close(struct snd_pcm_substream *substream)
818 {
819         struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
820
821         if (PRO_RATE_RESET)
822                 snd_vt1724_set_pro_rate(ice, PRO_RATE_DEFAULT, 0);
823         ice->playback_pro_substream = NULL;
824
825         return 0;
826 }
827
828 static int snd_vt1724_capture_pro_close(struct snd_pcm_substream *substream)
829 {
830         struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
831
832         if (PRO_RATE_RESET)
833                 snd_vt1724_set_pro_rate(ice, PRO_RATE_DEFAULT, 0);
834         ice->capture_pro_substream = NULL;
835         return 0;
836 }
837
838 static struct snd_pcm_ops snd_vt1724_playback_pro_ops = {
839         .open =         snd_vt1724_playback_pro_open,
840         .close =        snd_vt1724_playback_pro_close,
841         .ioctl =        snd_pcm_lib_ioctl,
842         .hw_params =    snd_vt1724_pcm_hw_params,
843         .hw_free =      snd_vt1724_pcm_hw_free,
844         .prepare =      snd_vt1724_playback_pro_prepare,
845         .trigger =      snd_vt1724_pcm_trigger,
846         .pointer =      snd_vt1724_playback_pro_pointer,
847 };
848
849 static struct snd_pcm_ops snd_vt1724_capture_pro_ops = {
850         .open =         snd_vt1724_capture_pro_open,
851         .close =        snd_vt1724_capture_pro_close,
852         .ioctl =        snd_pcm_lib_ioctl,
853         .hw_params =    snd_vt1724_pcm_hw_params,
854         .hw_free =      snd_vt1724_pcm_hw_free,
855         .prepare =      snd_vt1724_pcm_prepare,
856         .trigger =      snd_vt1724_pcm_trigger,
857         .pointer =      snd_vt1724_pcm_pointer,
858 };
859
860 static int __devinit snd_vt1724_pcm_profi(struct snd_ice1712 * ice, int device)
861 {
862         struct snd_pcm *pcm;
863         int err;
864
865         err = snd_pcm_new(ice->card, "ICE1724", device, 1, 1, &pcm);
866         if (err < 0)
867                 return err;
868
869         snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_PLAYBACK, &snd_vt1724_playback_pro_ops);
870         snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_CAPTURE, &snd_vt1724_capture_pro_ops);
871
872         pcm->private_data = ice;
873         pcm->info_flags = 0;
874         strcpy(pcm->name, "ICE1724");
875
876         snd_pcm_lib_preallocate_pages_for_all(pcm, SNDRV_DMA_TYPE_DEV,
877                                               snd_dma_pci_data(ice->pci),
878                                               256*1024, 256*1024);
879
880         ice->pcm_pro = pcm;
881
882         return 0;
883 }
884
885
886 /*
887  * SPDIF PCM
888  */
889
890 static const struct vt1724_pcm_reg vt1724_playback_spdif_reg = {
891         .addr = VT1724_MT_PDMA4_ADDR,
892         .size = VT1724_MT_PDMA4_SIZE,
893         .count = VT1724_MT_PDMA4_COUNT,
894         .start = VT1724_PDMA4_START,
895 };
896
897 static const struct vt1724_pcm_reg vt1724_capture_spdif_reg = {
898         .addr = VT1724_MT_RDMA1_ADDR,
899         .size = VT1724_MT_RDMA1_SIZE,
900         .count = VT1724_MT_RDMA1_COUNT,
901         .start = VT1724_RDMA1_START,
902 };
903
904 /* update spdif control bits; call with reg_lock */
905 static void update_spdif_bits(struct snd_ice1712 *ice, unsigned int val)
906 {
907         unsigned char cbit, disabled;
908
909         cbit = inb(ICEREG1724(ice, SPDIF_CFG));
910         disabled = cbit & ~VT1724_CFG_SPDIF_OUT_EN;
911         if (cbit != disabled)
912                 outb(disabled, ICEREG1724(ice, SPDIF_CFG));
913         outw(val, ICEMT1724(ice, SPDIF_CTRL));
914         if (cbit != disabled)
915                 outb(cbit, ICEREG1724(ice, SPDIF_CFG));
916         outw(val, ICEMT1724(ice, SPDIF_CTRL));
917 }
918
919 /* update SPDIF control bits according to the given rate */
920 static void update_spdif_rate(struct snd_ice1712 *ice, unsigned int rate)
921 {
922         unsigned int val, nval;
923         unsigned long flags;
924
925         spin_lock_irqsave(&ice->reg_lock, flags);
926         nval = val = inw(ICEMT1724(ice, SPDIF_CTRL));
927         nval &= ~(7 << 12);
928         switch (rate) {
929         case 44100: break;
930         case 48000: nval |= 2 << 12; break;
931         case 32000: nval |= 3 << 12; break;
932         case 88200: nval |= 4 << 12; break;
933         case 96000: nval |= 5 << 12; break;
934         case 192000: nval |= 6 << 12; break;
935         case 176400: nval |= 7 << 12; break;
936         }
937         if (val != nval)
938                 update_spdif_bits(ice, nval);
939         spin_unlock_irqrestore(&ice->reg_lock, flags);
940 }
941
942 static int snd_vt1724_playback_spdif_prepare(struct snd_pcm_substream *substream)
943 {
944         struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
945         if (! ice->force_pdma4)
946                 update_spdif_rate(ice, substream->runtime->rate);
947         return snd_vt1724_pcm_prepare(substream);
948 }
949
950 static int snd_vt1724_playback_spdif_open(struct snd_pcm_substream *substream)
951 {
952         struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
953         struct snd_pcm_runtime *runtime = substream->runtime;
954
955         runtime->private_data = (void *)&vt1724_playback_spdif_reg;
956         ice->playback_con_substream = substream;
957         if (ice->force_pdma4) {
958                 runtime->hw = snd_vt1724_2ch_stereo;
959                 set_rate_constraints(ice, substream);
960         } else
961                 runtime->hw = snd_vt1724_spdif;
962         snd_pcm_set_sync(substream);
963         snd_pcm_hw_constraint_msbits(runtime, 0, 32, 24);
964         snd_pcm_hw_constraint_step(runtime, 0, SNDRV_PCM_HW_PARAM_PERIOD_BYTES,
965                                    VT1724_BUFFER_ALIGN);
966         snd_pcm_hw_constraint_step(runtime, 0, SNDRV_PCM_HW_PARAM_BUFFER_BYTES,
967                                    VT1724_BUFFER_ALIGN);
968         return 0;
969 }
970
971 static int snd_vt1724_playback_spdif_close(struct snd_pcm_substream *substream)
972 {
973         struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
974
975         if (PRO_RATE_RESET)
976                 snd_vt1724_set_pro_rate(ice, PRO_RATE_DEFAULT, 0);
977         ice->playback_con_substream = NULL;
978
979         return 0;
980 }
981
982 static int snd_vt1724_capture_spdif_open(struct snd_pcm_substream *substream)
983 {
984         struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
985         struct snd_pcm_runtime *runtime = substream->runtime;
986
987         runtime->private_data = (void *)&vt1724_capture_spdif_reg;
988         ice->capture_con_substream = substream;
989         if (ice->force_rdma1) {
990                 runtime->hw = snd_vt1724_2ch_stereo;
991                 set_rate_constraints(ice, substream);
992         } else
993                 runtime->hw = snd_vt1724_spdif;
994         snd_pcm_set_sync(substream);
995         snd_pcm_hw_constraint_msbits(runtime, 0, 32, 24);
996         snd_pcm_hw_constraint_step(runtime, 0, SNDRV_PCM_HW_PARAM_PERIOD_BYTES,
997                                    VT1724_BUFFER_ALIGN);
998         snd_pcm_hw_constraint_step(runtime, 0, SNDRV_PCM_HW_PARAM_BUFFER_BYTES,
999                                    VT1724_BUFFER_ALIGN);
1000         return 0;
1001 }
1002
1003 static int snd_vt1724_capture_spdif_close(struct snd_pcm_substream *substream)
1004 {
1005         struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
1006
1007         if (PRO_RATE_RESET)
1008                 snd_vt1724_set_pro_rate(ice, PRO_RATE_DEFAULT, 0);
1009         ice->capture_con_substream = NULL;
1010
1011         return 0;
1012 }
1013
1014 static struct snd_pcm_ops snd_vt1724_playback_spdif_ops = {
1015         .open =         snd_vt1724_playback_spdif_open,
1016         .close =        snd_vt1724_playback_spdif_close,
1017         .ioctl =        snd_pcm_lib_ioctl,
1018         .hw_params =    snd_vt1724_pcm_hw_params,
1019         .hw_free =      snd_vt1724_pcm_hw_free,
1020         .prepare =      snd_vt1724_playback_spdif_prepare,
1021         .trigger =      snd_vt1724_pcm_trigger,
1022         .pointer =      snd_vt1724_pcm_pointer,
1023 };
1024
1025 static struct snd_pcm_ops snd_vt1724_capture_spdif_ops = {
1026         .open =         snd_vt1724_capture_spdif_open,
1027         .close =        snd_vt1724_capture_spdif_close,
1028         .ioctl =        snd_pcm_lib_ioctl,
1029         .hw_params =    snd_vt1724_pcm_hw_params,
1030         .hw_free =      snd_vt1724_pcm_hw_free,
1031         .prepare =      snd_vt1724_pcm_prepare,
1032         .trigger =      snd_vt1724_pcm_trigger,
1033         .pointer =      snd_vt1724_pcm_pointer,
1034 };
1035
1036
1037 static int __devinit snd_vt1724_pcm_spdif(struct snd_ice1712 * ice, int device)
1038 {
1039         char *name;
1040         struct snd_pcm *pcm;
1041         int play, capt;
1042         int err;
1043
1044         if (ice->force_pdma4 ||
1045             (ice->eeprom.data[ICE_EEP2_SPDIF] & VT1724_CFG_SPDIF_OUT_INT)) {
1046                 play = 1;
1047                 ice->has_spdif = 1;
1048         } else
1049                 play = 0;
1050         if (ice->force_rdma1 ||
1051             (ice->eeprom.data[ICE_EEP2_SPDIF] & VT1724_CFG_SPDIF_IN)) {
1052                 capt = 1;
1053                 ice->has_spdif = 1;
1054         } else
1055                 capt = 0;
1056         if (! play && ! capt)
1057                 return 0; /* no spdif device */
1058
1059         if (ice->force_pdma4 || ice->force_rdma1)
1060                 name = "ICE1724 Secondary";
1061         else
1062                 name = "IEC1724 IEC958";
1063         err = snd_pcm_new(ice->card, name, device, play, capt, &pcm);
1064         if (err < 0)
1065                 return err;
1066
1067         if (play)
1068                 snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_PLAYBACK,
1069                                 &snd_vt1724_playback_spdif_ops);
1070         if (capt)
1071                 snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_CAPTURE,
1072                                 &snd_vt1724_capture_spdif_ops);
1073
1074         pcm->private_data = ice;
1075         pcm->info_flags = 0;
1076         strcpy(pcm->name, name);
1077
1078         snd_pcm_lib_preallocate_pages_for_all(pcm, SNDRV_DMA_TYPE_DEV,
1079                                               snd_dma_pci_data(ice->pci),
1080                                               64*1024, 64*1024);
1081
1082         ice->pcm = pcm;
1083
1084         return 0;
1085 }
1086
1087
1088 /*
1089  * independent surround PCMs
1090  */
1091
1092 static const struct vt1724_pcm_reg vt1724_playback_dma_regs[3] = {
1093         {
1094                 .addr = VT1724_MT_PDMA1_ADDR,
1095                 .size = VT1724_MT_PDMA1_SIZE,
1096                 .count = VT1724_MT_PDMA1_COUNT,
1097                 .start = VT1724_PDMA1_START,
1098         },
1099         {
1100                 .addr = VT1724_MT_PDMA2_ADDR,
1101                 .size = VT1724_MT_PDMA2_SIZE,
1102                 .count = VT1724_MT_PDMA2_COUNT,
1103                 .start = VT1724_PDMA2_START,
1104         },
1105         {
1106                 .addr = VT1724_MT_PDMA3_ADDR,
1107                 .size = VT1724_MT_PDMA3_SIZE,
1108                 .count = VT1724_MT_PDMA3_COUNT,
1109                 .start = VT1724_PDMA3_START,
1110         },
1111 };
1112
1113 static int snd_vt1724_playback_indep_prepare(struct snd_pcm_substream *substream)
1114 {
1115         struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
1116         unsigned char val;
1117
1118         spin_lock_irq(&ice->reg_lock);
1119         val = 3 - substream->number;
1120         if (inb(ICEMT1724(ice, BURST)) < val)
1121                 outb(val, ICEMT1724(ice, BURST));
1122         spin_unlock_irq(&ice->reg_lock);
1123         return snd_vt1724_pcm_prepare(substream);
1124 }
1125
1126 static int snd_vt1724_playback_indep_open(struct snd_pcm_substream *substream)
1127 {
1128         struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
1129         struct snd_pcm_runtime *runtime = substream->runtime;
1130
1131         mutex_lock(&ice->open_mutex);
1132         /* already used by PDMA0? */
1133         if (ice->pcm_reserved[substream->number]) {
1134                 mutex_unlock(&ice->open_mutex);
1135                 return -EBUSY; /* FIXME: should handle blocking mode properly */
1136         }
1137         mutex_unlock(&ice->open_mutex);
1138         runtime->private_data = (void *)&vt1724_playback_dma_regs[substream->number];
1139         ice->playback_con_substream_ds[substream->number] = substream;
1140         runtime->hw = snd_vt1724_2ch_stereo;
1141         snd_pcm_set_sync(substream);
1142         snd_pcm_hw_constraint_msbits(runtime, 0, 32, 24);
1143         set_rate_constraints(ice, substream);
1144         return 0;
1145 }
1146
1147 static int snd_vt1724_playback_indep_close(struct snd_pcm_substream *substream)
1148 {
1149         struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
1150
1151         if (PRO_RATE_RESET)
1152                 snd_vt1724_set_pro_rate(ice, PRO_RATE_DEFAULT, 0);
1153         ice->playback_con_substream_ds[substream->number] = NULL;
1154         ice->pcm_reserved[substream->number] = NULL;
1155
1156         return 0;
1157 }
1158
1159 static struct snd_pcm_ops snd_vt1724_playback_indep_ops = {
1160         .open =         snd_vt1724_playback_indep_open,
1161         .close =        snd_vt1724_playback_indep_close,
1162         .ioctl =        snd_pcm_lib_ioctl,
1163         .hw_params =    snd_vt1724_pcm_hw_params,
1164         .hw_free =      snd_vt1724_pcm_hw_free,
1165         .prepare =      snd_vt1724_playback_indep_prepare,
1166         .trigger =      snd_vt1724_pcm_trigger,
1167         .pointer =      snd_vt1724_pcm_pointer,
1168 };
1169
1170
1171 static int __devinit snd_vt1724_pcm_indep(struct snd_ice1712 * ice, int device)
1172 {
1173         struct snd_pcm *pcm;
1174         int play;
1175         int err;
1176
1177         play = ice->num_total_dacs / 2 - 1;
1178         if (play <= 0)
1179                 return 0;
1180
1181         err = snd_pcm_new(ice->card, "ICE1724 Surrounds", device, play, 0, &pcm);
1182         if (err < 0)
1183                 return err;
1184
1185         snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_PLAYBACK,
1186                         &snd_vt1724_playback_indep_ops);
1187
1188         pcm->private_data = ice;
1189         pcm->info_flags = 0;
1190         strcpy(pcm->name, "ICE1724 Surround PCM");
1191
1192         snd_pcm_lib_preallocate_pages_for_all(pcm, SNDRV_DMA_TYPE_DEV,
1193                                               snd_dma_pci_data(ice->pci),
1194                                               64*1024, 64*1024);
1195
1196         ice->pcm_ds = pcm;
1197
1198         return 0;
1199 }
1200
1201
1202 /*
1203  *  Mixer section
1204  */
1205
1206 static int __devinit snd_vt1724_ac97_mixer(struct snd_ice1712 * ice)
1207 {
1208         int err;
1209
1210         if (! (ice->eeprom.data[ICE_EEP2_ACLINK] & VT1724_CFG_PRO_I2S)) {
1211                 struct snd_ac97_bus *pbus;
1212                 struct snd_ac97_template ac97;
1213                 static struct snd_ac97_bus_ops ops = {
1214                         .write = snd_vt1724_ac97_write,
1215                         .read = snd_vt1724_ac97_read,
1216                 };
1217
1218                 /* cold reset */
1219                 outb(inb(ICEMT1724(ice, AC97_CMD)) | 0x80, ICEMT1724(ice, AC97_CMD));
1220                 mdelay(5); /* FIXME */
1221                 outb(inb(ICEMT1724(ice, AC97_CMD)) & ~0x80, ICEMT1724(ice, AC97_CMD));
1222
1223                 if ((err = snd_ac97_bus(ice->card, 0, &ops, NULL, &pbus)) < 0)
1224                         return err;
1225                 memset(&ac97, 0, sizeof(ac97));
1226                 ac97.private_data = ice;
1227                 if ((err = snd_ac97_mixer(pbus, &ac97, &ice->ac97)) < 0)
1228                         printk(KERN_WARNING "ice1712: cannot initialize pro ac97, skipped\n");
1229                 else
1230                         return 0;
1231         }
1232         /* I2S mixer only */
1233         strcat(ice->card->mixername, "ICE1724 - multitrack");
1234         return 0;
1235 }
1236
1237 /*
1238  *
1239  */
1240
1241 static inline unsigned int eeprom_triple(struct snd_ice1712 *ice, int idx)
1242 {
1243         return (unsigned int)ice->eeprom.data[idx] | \
1244                 ((unsigned int)ice->eeprom.data[idx + 1] << 8) | \
1245                 ((unsigned int)ice->eeprom.data[idx + 2] << 16);
1246 }
1247
1248 static void snd_vt1724_proc_read(struct snd_info_entry *entry, 
1249                                  struct snd_info_buffer *buffer)
1250 {
1251         struct snd_ice1712 *ice = entry->private_data;
1252         unsigned int idx;
1253
1254         snd_iprintf(buffer, "%s\n\n", ice->card->longname);
1255         snd_iprintf(buffer, "EEPROM:\n");
1256
1257         snd_iprintf(buffer, "  Subvendor        : 0x%x\n", ice->eeprom.subvendor);
1258         snd_iprintf(buffer, "  Size             : %i bytes\n", ice->eeprom.size);
1259         snd_iprintf(buffer, "  Version          : %i\n", ice->eeprom.version);
1260         snd_iprintf(buffer, "  System Config    : 0x%x\n",
1261                     ice->eeprom.data[ICE_EEP2_SYSCONF]);
1262         snd_iprintf(buffer, "  ACLink           : 0x%x\n",
1263                     ice->eeprom.data[ICE_EEP2_ACLINK]);
1264         snd_iprintf(buffer, "  I2S              : 0x%x\n",
1265                     ice->eeprom.data[ICE_EEP2_I2S]);
1266         snd_iprintf(buffer, "  S/PDIF           : 0x%x\n",
1267                     ice->eeprom.data[ICE_EEP2_SPDIF]);
1268         snd_iprintf(buffer, "  GPIO direction   : 0x%x\n",
1269                     ice->eeprom.gpiodir);
1270         snd_iprintf(buffer, "  GPIO mask        : 0x%x\n",
1271                     ice->eeprom.gpiomask);
1272         snd_iprintf(buffer, "  GPIO state       : 0x%x\n",
1273                     ice->eeprom.gpiostate);
1274         for (idx = 0x12; idx < ice->eeprom.size; idx++)
1275                 snd_iprintf(buffer, "  Extra #%02i        : 0x%x\n",
1276                             idx, ice->eeprom.data[idx]);
1277
1278         snd_iprintf(buffer, "\nRegisters:\n");
1279
1280         snd_iprintf(buffer, "  PSDOUT03 : 0x%08x\n",
1281                     (unsigned)inl(ICEMT1724(ice, ROUTE_PLAYBACK)));
1282         for (idx = 0x0; idx < 0x20 ; idx++)
1283                 snd_iprintf(buffer, "  CCS%02x    : 0x%02x\n",
1284                             idx, inb(ice->port+idx));
1285         for (idx = 0x0; idx < 0x30 ; idx++)
1286                 snd_iprintf(buffer, "  MT%02x     : 0x%02x\n",
1287                             idx, inb(ice->profi_port+idx));
1288 }
1289
1290 static void __devinit snd_vt1724_proc_init(struct snd_ice1712 * ice)
1291 {
1292         struct snd_info_entry *entry;
1293
1294         if (! snd_card_proc_new(ice->card, "ice1724", &entry))
1295                 snd_info_set_text_ops(entry, ice, snd_vt1724_proc_read);
1296 }
1297
1298 /*
1299  *
1300  */
1301
1302 static int snd_vt1724_eeprom_info(struct snd_kcontrol *kcontrol,
1303                                   struct snd_ctl_elem_info *uinfo)
1304 {
1305         uinfo->type = SNDRV_CTL_ELEM_TYPE_BYTES;
1306         uinfo->count = sizeof(struct snd_ice1712_eeprom);
1307         return 0;
1308 }
1309
1310 static int snd_vt1724_eeprom_get(struct snd_kcontrol *kcontrol,
1311                                  struct snd_ctl_elem_value *ucontrol)
1312 {
1313         struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
1314         
1315         memcpy(ucontrol->value.bytes.data, &ice->eeprom, sizeof(ice->eeprom));
1316         return 0;
1317 }
1318
1319 static struct snd_kcontrol_new snd_vt1724_eeprom __devinitdata = {
1320         .iface = SNDRV_CTL_ELEM_IFACE_CARD,
1321         .name = "ICE1724 EEPROM",
1322         .access = SNDRV_CTL_ELEM_ACCESS_READ,
1323         .info = snd_vt1724_eeprom_info,
1324         .get = snd_vt1724_eeprom_get
1325 };
1326
1327 /*
1328  */
1329 static int snd_vt1724_spdif_info(struct snd_kcontrol *kcontrol,
1330                                  struct snd_ctl_elem_info *uinfo)
1331 {
1332         uinfo->type = SNDRV_CTL_ELEM_TYPE_IEC958;
1333         uinfo->count = 1;
1334         return 0;
1335 }
1336
1337 static unsigned int encode_spdif_bits(struct snd_aes_iec958 *diga)
1338 {
1339         unsigned int val, rbits;
1340
1341         val = diga->status[0] & 0x03; /* professional, non-audio */
1342         if (val & 0x01) {
1343                 /* professional */
1344                 if ((diga->status[0] & IEC958_AES0_PRO_EMPHASIS) ==
1345                     IEC958_AES0_PRO_EMPHASIS_5015)
1346                         val |= 1U << 3;
1347                 rbits = (diga->status[4] >> 3) & 0x0f;
1348                 if (rbits) {
1349                         switch (rbits) {
1350                         case 2: val |= 5 << 12; break; /* 96k */
1351                         case 3: val |= 6 << 12; break; /* 192k */
1352                         case 10: val |= 4 << 12; break; /* 88.2k */
1353                         case 11: val |= 7 << 12; break; /* 176.4k */
1354                         }
1355                 } else {
1356                         switch (diga->status[0] & IEC958_AES0_PRO_FS) {
1357                         case IEC958_AES0_PRO_FS_44100:
1358                                 break;
1359                         case IEC958_AES0_PRO_FS_32000:
1360                                 val |= 3U << 12;
1361                                 break;
1362                         default:
1363                                 val |= 2U << 12;
1364                                 break;
1365                         }
1366                 }
1367         } else {
1368                 /* consumer */
1369                 val |= diga->status[1] & 0x04; /* copyright */
1370                 if ((diga->status[0] & IEC958_AES0_CON_EMPHASIS) ==
1371                     IEC958_AES0_CON_EMPHASIS_5015)
1372                         val |= 1U << 3;
1373                 val |= (unsigned int)(diga->status[1] & 0x3f) << 4; /* category */
1374                 val |= (unsigned int)(diga->status[3] & IEC958_AES3_CON_FS) << 12; /* fs */
1375         }
1376         return val;
1377 }
1378
1379 static void decode_spdif_bits(struct snd_aes_iec958 *diga, unsigned int val)
1380 {
1381         memset(diga->status, 0, sizeof(diga->status));
1382         diga->status[0] = val & 0x03; /* professional, non-audio */
1383         if (val & 0x01) {
1384                 /* professional */
1385                 if (val & (1U << 3))
1386                         diga->status[0] |= IEC958_AES0_PRO_EMPHASIS_5015;
1387                 switch ((val >> 12) & 0x7) {
1388                 case 0:
1389                         break;
1390                 case 2:
1391                         diga->status[0] |= IEC958_AES0_PRO_FS_32000;
1392                         break;
1393                 default:
1394                         diga->status[0] |= IEC958_AES0_PRO_FS_48000;
1395                         break;
1396                 }
1397         } else {
1398                 /* consumer */
1399                 diga->status[0] |= val & (1U << 2); /* copyright */
1400                 if (val & (1U << 3))
1401                         diga->status[0] |= IEC958_AES0_CON_EMPHASIS_5015;
1402                 diga->status[1] |= (val >> 4) & 0x3f; /* category */
1403                 diga->status[3] |= (val >> 12) & 0x07; /* fs */
1404         }
1405 }
1406
1407 static int snd_vt1724_spdif_default_get(struct snd_kcontrol *kcontrol,
1408                                         struct snd_ctl_elem_value *ucontrol)
1409 {
1410         struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
1411         unsigned int val;
1412         val = inw(ICEMT1724(ice, SPDIF_CTRL));
1413         decode_spdif_bits(&ucontrol->value.iec958, val);
1414         return 0;
1415 }
1416
1417 static int snd_vt1724_spdif_default_put(struct snd_kcontrol *kcontrol,
1418                                          struct snd_ctl_elem_value *ucontrol)
1419 {
1420         struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
1421         unsigned int val, old;
1422
1423         val = encode_spdif_bits(&ucontrol->value.iec958);
1424         spin_lock_irq(&ice->reg_lock);
1425         old = inw(ICEMT1724(ice, SPDIF_CTRL));
1426         if (val != old)
1427                 update_spdif_bits(ice, val);
1428         spin_unlock_irq(&ice->reg_lock);
1429         return (val != old);
1430 }
1431
1432 static struct snd_kcontrol_new snd_vt1724_spdif_default __devinitdata =
1433 {
1434         .iface =        SNDRV_CTL_ELEM_IFACE_PCM,
1435         .name =         SNDRV_CTL_NAME_IEC958("",PLAYBACK,DEFAULT),
1436         .info =         snd_vt1724_spdif_info,
1437         .get =          snd_vt1724_spdif_default_get,
1438         .put =          snd_vt1724_spdif_default_put
1439 };
1440
1441 static int snd_vt1724_spdif_maskc_get(struct snd_kcontrol *kcontrol,
1442                                        struct snd_ctl_elem_value *ucontrol)
1443 {
1444         ucontrol->value.iec958.status[0] = IEC958_AES0_NONAUDIO |
1445                                                      IEC958_AES0_PROFESSIONAL |
1446                                                      IEC958_AES0_CON_NOT_COPYRIGHT |
1447                                                      IEC958_AES0_CON_EMPHASIS;
1448         ucontrol->value.iec958.status[1] = IEC958_AES1_CON_ORIGINAL |
1449                                                      IEC958_AES1_CON_CATEGORY;
1450         ucontrol->value.iec958.status[3] = IEC958_AES3_CON_FS;
1451         return 0;
1452 }
1453
1454 static int snd_vt1724_spdif_maskp_get(struct snd_kcontrol *kcontrol,
1455                                        struct snd_ctl_elem_value *ucontrol)
1456 {
1457         ucontrol->value.iec958.status[0] = IEC958_AES0_NONAUDIO |
1458                                                      IEC958_AES0_PROFESSIONAL |
1459                                                      IEC958_AES0_PRO_FS |
1460                                                      IEC958_AES0_PRO_EMPHASIS;
1461         return 0;
1462 }
1463
1464 static struct snd_kcontrol_new snd_vt1724_spdif_maskc __devinitdata =
1465 {
1466         .access =       SNDRV_CTL_ELEM_ACCESS_READ,
1467         .iface =        SNDRV_CTL_ELEM_IFACE_PCM,
1468         .name =         SNDRV_CTL_NAME_IEC958("",PLAYBACK,CON_MASK),
1469         .info =         snd_vt1724_spdif_info,
1470         .get =          snd_vt1724_spdif_maskc_get,
1471 };
1472
1473 static struct snd_kcontrol_new snd_vt1724_spdif_maskp __devinitdata =
1474 {
1475         .access =       SNDRV_CTL_ELEM_ACCESS_READ,
1476         .iface =        SNDRV_CTL_ELEM_IFACE_PCM,
1477         .name =         SNDRV_CTL_NAME_IEC958("",PLAYBACK,PRO_MASK),
1478         .info =         snd_vt1724_spdif_info,
1479         .get =          snd_vt1724_spdif_maskp_get,
1480 };
1481
1482 #define snd_vt1724_spdif_sw_info                snd_ctl_boolean_mono_info
1483
1484 static int snd_vt1724_spdif_sw_get(struct snd_kcontrol *kcontrol,
1485                                    struct snd_ctl_elem_value *ucontrol)
1486 {
1487         struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
1488         ucontrol->value.integer.value[0] = inb(ICEREG1724(ice, SPDIF_CFG)) &
1489                 VT1724_CFG_SPDIF_OUT_EN ? 1 : 0;
1490         return 0;
1491 }
1492
1493 static int snd_vt1724_spdif_sw_put(struct snd_kcontrol *kcontrol,
1494                                    struct snd_ctl_elem_value *ucontrol)
1495 {
1496         struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
1497         unsigned char old, val;
1498
1499         spin_lock_irq(&ice->reg_lock);
1500         old = val = inb(ICEREG1724(ice, SPDIF_CFG));
1501         val &= ~VT1724_CFG_SPDIF_OUT_EN;
1502         if (ucontrol->value.integer.value[0])
1503                 val |= VT1724_CFG_SPDIF_OUT_EN;
1504         if (old != val)
1505                 outb(val, ICEREG1724(ice, SPDIF_CFG));
1506         spin_unlock_irq(&ice->reg_lock);
1507         return old != val;
1508 }
1509
1510 static struct snd_kcontrol_new snd_vt1724_spdif_switch __devinitdata =
1511 {
1512         .iface =        SNDRV_CTL_ELEM_IFACE_MIXER,
1513         /* FIXME: the following conflict with IEC958 Playback Route */
1514         // .name =         SNDRV_CTL_NAME_IEC958("",PLAYBACK,SWITCH),
1515         .name =         SNDRV_CTL_NAME_IEC958("Output ",NONE,SWITCH),
1516         .info =         snd_vt1724_spdif_sw_info,
1517         .get =          snd_vt1724_spdif_sw_get,
1518         .put =          snd_vt1724_spdif_sw_put
1519 };
1520
1521
1522 #if 0 /* NOT USED YET */
1523 /*
1524  * GPIO access from extern
1525  */
1526
1527 #define snd_vt1724_gpio_info            snd_ctl_boolean_mono_info
1528
1529 int snd_vt1724_gpio_get(struct snd_kcontrol *kcontrol,
1530                         struct snd_ctl_elem_value *ucontrol)
1531 {
1532         struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
1533         int shift = kcontrol->private_value & 0xff;
1534         int invert = (kcontrol->private_value & (1<<24)) ? 1 : 0;
1535         
1536         snd_ice1712_save_gpio_status(ice);
1537         ucontrol->value.integer.value[0] =
1538                 (snd_ice1712_gpio_read(ice) & (1 << shift) ? 1 : 0) ^ invert;
1539         snd_ice1712_restore_gpio_status(ice);
1540         return 0;
1541 }
1542
1543 int snd_ice1712_gpio_put(struct snd_kcontrol *kcontrol,
1544                          struct snd_ctl_elem_value *ucontrol)
1545 {
1546         struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
1547         int shift = kcontrol->private_value & 0xff;
1548         int invert = (kcontrol->private_value & (1<<24)) ? mask : 0;
1549         unsigned int val, nval;
1550
1551         if (kcontrol->private_value & (1 << 31))
1552                 return -EPERM;
1553         nval = (ucontrol->value.integer.value[0] ? (1 << shift) : 0) ^ invert;
1554         snd_ice1712_save_gpio_status(ice);
1555         val = snd_ice1712_gpio_read(ice);
1556         nval |= val & ~(1 << shift);
1557         if (val != nval)
1558                 snd_ice1712_gpio_write(ice, nval);
1559         snd_ice1712_restore_gpio_status(ice);
1560         return val != nval;
1561 }
1562 #endif /* NOT USED YET */
1563
1564 /*
1565  *  rate
1566  */
1567 static int snd_vt1724_pro_internal_clock_info(struct snd_kcontrol *kcontrol,
1568                                               struct snd_ctl_elem_info *uinfo)
1569 {
1570         static const char * const texts_1724[] = {
1571                 "8000",         /* 0: 6 */
1572                 "9600",         /* 1: 3 */
1573                 "11025",        /* 2: 10 */
1574                 "12000",        /* 3: 2 */
1575                 "16000",        /* 4: 5 */
1576                 "22050",        /* 5: 9 */
1577                 "24000",        /* 6: 1 */
1578                 "32000",        /* 7: 4 */
1579                 "44100",        /* 8: 8 */
1580                 "48000",        /* 9: 0 */
1581                 "64000",        /* 10: 15 */
1582                 "88200",        /* 11: 11 */
1583                 "96000",        /* 12: 7 */
1584                 "176400",       /* 13: 12 */
1585                 "192000",       /* 14: 14 */
1586                 "IEC958 Input", /* 15: -- */
1587         };
1588         static const char * const texts_1720[] = {
1589                 "8000",         /* 0: 6 */
1590                 "9600",         /* 1: 3 */
1591                 "11025",        /* 2: 10 */
1592                 "12000",        /* 3: 2 */
1593                 "16000",        /* 4: 5 */
1594                 "22050",        /* 5: 9 */
1595                 "24000",        /* 6: 1 */
1596                 "32000",        /* 7: 4 */
1597                 "44100",        /* 8: 8 */
1598                 "48000",        /* 9: 0 */
1599                 "64000",        /* 10: 15 */
1600                 "88200",        /* 11: 11 */
1601                 "96000",        /* 12: 7 */
1602                 "IEC958 Input", /* 13: -- */
1603         };
1604         struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
1605
1606         uinfo->type = SNDRV_CTL_ELEM_TYPE_ENUMERATED;
1607         uinfo->count = 1;
1608         uinfo->value.enumerated.items = ice->vt1720 ? 14 : 16;
1609         if (uinfo->value.enumerated.item >= uinfo->value.enumerated.items)
1610                 uinfo->value.enumerated.item = uinfo->value.enumerated.items - 1;
1611         strcpy(uinfo->value.enumerated.name,
1612                ice->vt1720 ? texts_1720[uinfo->value.enumerated.item] :
1613                texts_1724[uinfo->value.enumerated.item]);
1614         return 0;
1615 }
1616
1617 static int snd_vt1724_pro_internal_clock_get(struct snd_kcontrol *kcontrol,
1618                                              struct snd_ctl_elem_value *ucontrol)
1619 {
1620         struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
1621         static const unsigned char xlate[16] = {
1622                 9, 6, 3, 1, 7, 4, 0, 12, 8, 5, 2, 11, 13, 255, 14, 10
1623         };
1624         unsigned char val;
1625         
1626         spin_lock_irq(&ice->reg_lock);
1627         if (is_spdif_master(ice)) {
1628                 ucontrol->value.enumerated.item[0] = ice->vt1720 ? 13 : 15;
1629         } else {
1630                 val = xlate[inb(ICEMT1724(ice, RATE)) & 15];
1631                 if (val == 255) {
1632                         snd_BUG();
1633                         val = 0;
1634                 }
1635                 ucontrol->value.enumerated.item[0] = val;
1636         }
1637         spin_unlock_irq(&ice->reg_lock);
1638         return 0;
1639 }
1640
1641 static int snd_vt1724_pro_internal_clock_put(struct snd_kcontrol *kcontrol,
1642                                              struct snd_ctl_elem_value *ucontrol)
1643 {
1644         struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
1645         unsigned char oval;
1646         int rate;
1647         int change = 0;
1648         int spdif = ice->vt1720 ? 13 : 15;
1649
1650         spin_lock_irq(&ice->reg_lock);
1651         oval = inb(ICEMT1724(ice, RATE));
1652         if (ucontrol->value.enumerated.item[0] == spdif) {
1653                 unsigned char i2s_oval;
1654                 outb(oval | VT1724_SPDIF_MASTER, ICEMT1724(ice, RATE));
1655                 /* setting 256fs */
1656                 i2s_oval = inb(ICEMT1724(ice, I2S_FORMAT));
1657                 outb(i2s_oval & ~VT1724_MT_I2S_MCLK_128X,
1658                      ICEMT1724(ice, I2S_FORMAT));
1659         } else {
1660                 rate = rates[ucontrol->value.integer.value[0] % 15];
1661                 if (rate <= get_max_rate(ice)) {
1662                         PRO_RATE_DEFAULT = rate;
1663                         spin_unlock_irq(&ice->reg_lock);
1664                         snd_vt1724_set_pro_rate(ice, PRO_RATE_DEFAULT, 1);
1665                         spin_lock_irq(&ice->reg_lock);
1666                 }
1667         }
1668         change = inb(ICEMT1724(ice, RATE)) != oval;
1669         spin_unlock_irq(&ice->reg_lock);
1670
1671         if ((oval & VT1724_SPDIF_MASTER) !=
1672             (inb(ICEMT1724(ice, RATE)) & VT1724_SPDIF_MASTER)) {
1673                 /* notify akm chips as well */
1674                 if (is_spdif_master(ice)) {
1675                         unsigned int i;
1676                         for (i = 0; i < ice->akm_codecs; i++) {
1677                                 if (ice->akm[i].ops.set_rate_val)
1678                                         ice->akm[i].ops.set_rate_val(&ice->akm[i], 0);
1679                         }
1680                 }
1681         }
1682         return change;
1683 }
1684
1685 static struct snd_kcontrol_new snd_vt1724_pro_internal_clock __devinitdata = {
1686         .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
1687         .name = "Multi Track Internal Clock",
1688         .info = snd_vt1724_pro_internal_clock_info,
1689         .get = snd_vt1724_pro_internal_clock_get,
1690         .put = snd_vt1724_pro_internal_clock_put
1691 };
1692
1693 #define snd_vt1724_pro_rate_locking_info        snd_ctl_boolean_mono_info
1694
1695 static int snd_vt1724_pro_rate_locking_get(struct snd_kcontrol *kcontrol,
1696                                            struct snd_ctl_elem_value *ucontrol)
1697 {
1698         ucontrol->value.integer.value[0] = PRO_RATE_LOCKED;
1699         return 0;
1700 }
1701
1702 static int snd_vt1724_pro_rate_locking_put(struct snd_kcontrol *kcontrol,
1703                                            struct snd_ctl_elem_value *ucontrol)
1704 {
1705         struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
1706         int change = 0, nval;
1707
1708         nval = ucontrol->value.integer.value[0] ? 1 : 0;
1709         spin_lock_irq(&ice->reg_lock);
1710         change = PRO_RATE_LOCKED != nval;
1711         PRO_RATE_LOCKED = nval;
1712         spin_unlock_irq(&ice->reg_lock);
1713         return change;
1714 }
1715
1716 static struct snd_kcontrol_new snd_vt1724_pro_rate_locking __devinitdata = {
1717         .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
1718         .name = "Multi Track Rate Locking",
1719         .info = snd_vt1724_pro_rate_locking_info,
1720         .get = snd_vt1724_pro_rate_locking_get,
1721         .put = snd_vt1724_pro_rate_locking_put
1722 };
1723
1724 #define snd_vt1724_pro_rate_reset_info          snd_ctl_boolean_mono_info
1725
1726 static int snd_vt1724_pro_rate_reset_get(struct snd_kcontrol *kcontrol,
1727                                          struct snd_ctl_elem_value *ucontrol)
1728 {
1729         ucontrol->value.integer.value[0] = PRO_RATE_RESET ? 1 : 0;
1730         return 0;
1731 }
1732
1733 static int snd_vt1724_pro_rate_reset_put(struct snd_kcontrol *kcontrol,
1734                                          struct snd_ctl_elem_value *ucontrol)
1735 {
1736         struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
1737         int change = 0, nval;
1738
1739         nval = ucontrol->value.integer.value[0] ? 1 : 0;
1740         spin_lock_irq(&ice->reg_lock);
1741         change = PRO_RATE_RESET != nval;
1742         PRO_RATE_RESET = nval;
1743         spin_unlock_irq(&ice->reg_lock);
1744         return change;
1745 }
1746
1747 static struct snd_kcontrol_new snd_vt1724_pro_rate_reset __devinitdata = {
1748         .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
1749         .name = "Multi Track Rate Reset",
1750         .info = snd_vt1724_pro_rate_reset_info,
1751         .get = snd_vt1724_pro_rate_reset_get,
1752         .put = snd_vt1724_pro_rate_reset_put
1753 };
1754
1755
1756 /*
1757  * routing
1758  */
1759 static int snd_vt1724_pro_route_info(struct snd_kcontrol *kcontrol,
1760                                      struct snd_ctl_elem_info *uinfo)
1761 {
1762         static char *texts[] = {
1763                 "PCM Out", /* 0 */
1764                 "H/W In 0", "H/W In 1", /* 1-2 */
1765                 "IEC958 In L", "IEC958 In R", /* 3-4 */
1766         };
1767         
1768         uinfo->type = SNDRV_CTL_ELEM_TYPE_ENUMERATED;
1769         uinfo->count = 1;
1770         uinfo->value.enumerated.items = 5;
1771         if (uinfo->value.enumerated.item >= uinfo->value.enumerated.items)
1772                 uinfo->value.enumerated.item = uinfo->value.enumerated.items - 1;
1773         strcpy(uinfo->value.enumerated.name, texts[uinfo->value.enumerated.item]);
1774         return 0;
1775 }
1776
1777 static inline int analog_route_shift(int idx)
1778 {
1779         return (idx % 2) * 12 + ((idx / 2) * 3) + 8;
1780 }
1781
1782 static inline int digital_route_shift(int idx)
1783 {
1784         return idx * 3;
1785 }
1786
1787 static int get_route_val(struct snd_ice1712 *ice, int shift)
1788 {
1789         unsigned long val;
1790         unsigned char eitem;
1791         static const unsigned char xlate[8] = {
1792                 0, 255, 1, 2, 255, 255, 3, 4,
1793         };
1794
1795         val = inl(ICEMT1724(ice, ROUTE_PLAYBACK));
1796         val >>= shift;
1797         val &= 7;       //we now have 3 bits per output
1798         eitem = xlate[val];
1799         if (eitem == 255) {
1800                 snd_BUG();
1801                 return 0;
1802         }
1803         return eitem;
1804 }
1805
1806 static int put_route_val(struct snd_ice1712 *ice, unsigned int val, int shift)
1807 {
1808         unsigned int old_val, nval;
1809         int change;
1810         static const unsigned char xroute[8] = {
1811                 0, /* PCM */
1812                 2, /* PSDIN0 Left */
1813                 3, /* PSDIN0 Right */
1814                 6, /* SPDIN Left */
1815                 7, /* SPDIN Right */
1816         };
1817
1818         nval = xroute[val % 5];
1819         val = old_val = inl(ICEMT1724(ice, ROUTE_PLAYBACK));
1820         val &= ~(0x07 << shift);
1821         val |= nval << shift;
1822         change = val != old_val;
1823         if (change)
1824                 outl(val, ICEMT1724(ice, ROUTE_PLAYBACK));
1825         return change;
1826 }
1827
1828 static int snd_vt1724_pro_route_analog_get(struct snd_kcontrol *kcontrol,
1829                                            struct snd_ctl_elem_value *ucontrol)
1830 {
1831         struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
1832         int idx = snd_ctl_get_ioffidx(kcontrol, &ucontrol->id);
1833         ucontrol->value.enumerated.item[0] =
1834                 get_route_val(ice, analog_route_shift(idx));
1835         return 0;
1836 }
1837
1838 static int snd_vt1724_pro_route_analog_put(struct snd_kcontrol *kcontrol,
1839                                            struct snd_ctl_elem_value *ucontrol)
1840 {
1841         struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
1842         int idx = snd_ctl_get_ioffidx(kcontrol, &ucontrol->id);
1843         return put_route_val(ice, ucontrol->value.enumerated.item[0],
1844                              analog_route_shift(idx));
1845 }
1846
1847 static int snd_vt1724_pro_route_spdif_get(struct snd_kcontrol *kcontrol,
1848                                           struct snd_ctl_elem_value *ucontrol)
1849 {
1850         struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
1851         int idx = snd_ctl_get_ioffidx(kcontrol, &ucontrol->id);
1852         ucontrol->value.enumerated.item[0] =
1853                 get_route_val(ice, digital_route_shift(idx));
1854         return 0;
1855 }
1856
1857 static int snd_vt1724_pro_route_spdif_put(struct snd_kcontrol *kcontrol,
1858                                           struct snd_ctl_elem_value *ucontrol)
1859 {
1860         struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
1861         int idx = snd_ctl_get_ioffidx(kcontrol, &ucontrol->id);
1862         return put_route_val(ice, ucontrol->value.enumerated.item[0],
1863                              digital_route_shift(idx));
1864 }
1865
1866 static struct snd_kcontrol_new snd_vt1724_mixer_pro_analog_route __devinitdata = {
1867         .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
1868         .name = "H/W Playback Route",
1869         .info = snd_vt1724_pro_route_info,
1870         .get = snd_vt1724_pro_route_analog_get,
1871         .put = snd_vt1724_pro_route_analog_put,
1872 };
1873
1874 static struct snd_kcontrol_new snd_vt1724_mixer_pro_spdif_route __devinitdata = {
1875         .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
1876         .name = SNDRV_CTL_NAME_IEC958("",PLAYBACK,NONE) "Route",
1877         .info = snd_vt1724_pro_route_info,
1878         .get = snd_vt1724_pro_route_spdif_get,
1879         .put = snd_vt1724_pro_route_spdif_put,
1880         .count = 2,
1881 };
1882
1883
1884 static int snd_vt1724_pro_peak_info(struct snd_kcontrol *kcontrol,
1885                                     struct snd_ctl_elem_info *uinfo)
1886 {
1887         uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
1888         uinfo->count = 22; /* FIXME: for compatibility with ice1712... */
1889         uinfo->value.integer.min = 0;
1890         uinfo->value.integer.max = 255;
1891         return 0;
1892 }
1893
1894 static int snd_vt1724_pro_peak_get(struct snd_kcontrol *kcontrol,
1895                                    struct snd_ctl_elem_value *ucontrol)
1896 {
1897         struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
1898         int idx;
1899         
1900         spin_lock_irq(&ice->reg_lock);
1901         for (idx = 0; idx < 22; idx++) {
1902                 outb(idx, ICEMT1724(ice, MONITOR_PEAKINDEX));
1903                 ucontrol->value.integer.value[idx] =
1904                         inb(ICEMT1724(ice, MONITOR_PEAKDATA));
1905         }
1906         spin_unlock_irq(&ice->reg_lock);
1907         return 0;
1908 }
1909
1910 static struct snd_kcontrol_new snd_vt1724_mixer_pro_peak __devinitdata = {
1911         .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
1912         .name = "Multi Track Peak",
1913         .access = SNDRV_CTL_ELEM_ACCESS_READ | SNDRV_CTL_ELEM_ACCESS_VOLATILE,
1914         .info = snd_vt1724_pro_peak_info,
1915         .get = snd_vt1724_pro_peak_get
1916 };
1917
1918 /*
1919  *
1920  */
1921
1922 static struct snd_ice1712_card_info no_matched __devinitdata;
1923
1924 static struct snd_ice1712_card_info *card_tables[] __devinitdata = {
1925         snd_vt1724_revo_cards,
1926         snd_vt1724_amp_cards, 
1927         snd_vt1724_aureon_cards,
1928         snd_vt1720_mobo_cards,
1929         snd_vt1720_pontis_cards,
1930         snd_vt1724_prodigy192_cards,
1931         snd_vt1724_juli_cards,
1932         snd_vt1724_phase_cards,
1933         snd_vt1724_wtm_cards,
1934         NULL,
1935 };
1936
1937
1938 /*
1939  */
1940
1941 static void wait_i2c_busy(struct snd_ice1712 *ice)
1942 {
1943         int t = 0x10000;
1944         while ((inb(ICEREG1724(ice, I2C_CTRL)) & VT1724_I2C_BUSY) && t--)
1945                 ;
1946         if (t == -1)
1947                 printk(KERN_ERR "ice1724: i2c busy timeout\n");
1948 }
1949
1950 unsigned char snd_vt1724_read_i2c(struct snd_ice1712 *ice,
1951                                   unsigned char dev, unsigned char addr)
1952 {
1953         unsigned char val;
1954
1955         mutex_lock(&ice->i2c_mutex);
1956         outb(addr, ICEREG1724(ice, I2C_BYTE_ADDR));
1957         outb(dev & ~VT1724_I2C_WRITE, ICEREG1724(ice, I2C_DEV_ADDR));
1958         wait_i2c_busy(ice);
1959         val = inb(ICEREG1724(ice, I2C_DATA));
1960         mutex_unlock(&ice->i2c_mutex);
1961         //printk("i2c_read: [0x%x,0x%x] = 0x%x\n", dev, addr, val);
1962         return val;
1963 }
1964
1965 void snd_vt1724_write_i2c(struct snd_ice1712 *ice,
1966                           unsigned char dev, unsigned char addr, unsigned char data)
1967 {
1968         mutex_lock(&ice->i2c_mutex);
1969         wait_i2c_busy(ice);
1970         //printk("i2c_write: [0x%x,0x%x] = 0x%x\n", dev, addr, data);
1971         outb(addr, ICEREG1724(ice, I2C_BYTE_ADDR));
1972         outb(data, ICEREG1724(ice, I2C_DATA));
1973         outb(dev | VT1724_I2C_WRITE, ICEREG1724(ice, I2C_DEV_ADDR));
1974         wait_i2c_busy(ice);
1975         mutex_unlock(&ice->i2c_mutex);
1976 }
1977
1978 static int __devinit snd_vt1724_read_eeprom(struct snd_ice1712 *ice,
1979                                             const char *modelname)
1980 {
1981         const int dev = 0xa0;           /* EEPROM device address */
1982         unsigned int i, size;
1983         struct snd_ice1712_card_info * const *tbl, *c;
1984
1985         if (! modelname || ! *modelname) {
1986                 ice->eeprom.subvendor = 0;
1987                 if ((inb(ICEREG1724(ice, I2C_CTRL)) & VT1724_I2C_EEPROM) != 0)
1988                         ice->eeprom.subvendor =
1989                                 (snd_vt1724_read_i2c(ice, dev, 0x00) << 0) |
1990                                 (snd_vt1724_read_i2c(ice, dev, 0x01) << 8) | 
1991                                 (snd_vt1724_read_i2c(ice, dev, 0x02) << 16) | 
1992                                 (snd_vt1724_read_i2c(ice, dev, 0x03) << 24);
1993                 if (ice->eeprom.subvendor == 0 ||
1994                     ice->eeprom.subvendor == (unsigned int)-1) {
1995                         /* invalid subvendor from EEPROM, try the PCI
1996                          * subststem ID instead
1997                          */
1998                         u16 vendor, device;
1999                         pci_read_config_word(ice->pci, PCI_SUBSYSTEM_VENDOR_ID,
2000                                              &vendor);
2001                         pci_read_config_word(ice->pci, PCI_SUBSYSTEM_ID, &device);
2002                         ice->eeprom.subvendor =
2003                                 ((unsigned int)swab16(vendor) << 16) | swab16(device);
2004                         if (ice->eeprom.subvendor == 0 ||
2005                             ice->eeprom.subvendor == (unsigned int)-1) {
2006                                 printk(KERN_ERR "ice1724: No valid ID is found\n");
2007                                 return -ENXIO;
2008                         }
2009                 }
2010         }
2011         for (tbl = card_tables; *tbl; tbl++) {
2012                 for (c = *tbl; c->subvendor; c++) {
2013                         if (modelname && c->model &&
2014                             ! strcmp(modelname, c->model)) {
2015                                 printk(KERN_INFO "ice1724: Using board model %s\n",
2016                                        c->name);
2017                                 ice->eeprom.subvendor = c->subvendor;
2018                         } else if (c->subvendor != ice->eeprom.subvendor)
2019                                 continue;
2020                         if (! c->eeprom_size || ! c->eeprom_data)
2021                                 goto found;
2022                         /* if the EEPROM is given by the driver, use it */
2023                         snd_printdd("using the defined eeprom..\n");
2024                         ice->eeprom.version = 2;
2025                         ice->eeprom.size = c->eeprom_size + 6;
2026                         memcpy(ice->eeprom.data, c->eeprom_data, c->eeprom_size);
2027                         goto read_skipped;
2028                 }
2029         }
2030         printk(KERN_WARNING "ice1724: No matching model found for ID 0x%x\n",
2031                ice->eeprom.subvendor);
2032
2033  found:
2034         ice->eeprom.size = snd_vt1724_read_i2c(ice, dev, 0x04);
2035         if (ice->eeprom.size < 6)
2036                 ice->eeprom.size = 32;
2037         else if (ice->eeprom.size > 32) {
2038                 printk(KERN_ERR "ice1724: Invalid EEPROM (size = %i)\n",
2039                        ice->eeprom.size);
2040                 return -EIO;
2041         }
2042         ice->eeprom.version = snd_vt1724_read_i2c(ice, dev, 0x05);
2043         if (ice->eeprom.version != 2)
2044                 printk(KERN_WARNING "ice1724: Invalid EEPROM version %i\n",
2045                        ice->eeprom.version);
2046         size = ice->eeprom.size - 6;
2047         for (i = 0; i < size; i++)
2048                 ice->eeprom.data[i] = snd_vt1724_read_i2c(ice, dev, i + 6);
2049
2050  read_skipped:
2051         ice->eeprom.gpiomask = eeprom_triple(ice, ICE_EEP2_GPIO_MASK);
2052         ice->eeprom.gpiostate = eeprom_triple(ice, ICE_EEP2_GPIO_STATE);
2053         ice->eeprom.gpiodir = eeprom_triple(ice, ICE_EEP2_GPIO_DIR);
2054
2055         return 0;
2056 }
2057
2058
2059
2060 static int __devinit snd_vt1724_chip_init(struct snd_ice1712 *ice)
2061 {
2062         outb(VT1724_RESET , ICEREG1724(ice, CONTROL));
2063         udelay(200);
2064         outb(0, ICEREG1724(ice, CONTROL));
2065         udelay(200);
2066         outb(ice->eeprom.data[ICE_EEP2_SYSCONF], ICEREG1724(ice, SYS_CFG));
2067         outb(ice->eeprom.data[ICE_EEP2_ACLINK], ICEREG1724(ice, AC97_CFG));
2068         outb(ice->eeprom.data[ICE_EEP2_I2S], ICEREG1724(ice, I2S_FEATURES));
2069         outb(ice->eeprom.data[ICE_EEP2_SPDIF], ICEREG1724(ice, SPDIF_CFG));
2070
2071         ice->gpio.write_mask = ice->eeprom.gpiomask;
2072         ice->gpio.direction = ice->eeprom.gpiodir;
2073         snd_vt1724_set_gpio_mask(ice, ice->eeprom.gpiomask);
2074         snd_vt1724_set_gpio_dir(ice, ice->eeprom.gpiodir);
2075         snd_vt1724_set_gpio_data(ice, ice->eeprom.gpiostate);
2076
2077         outb(0, ICEREG1724(ice, POWERDOWN));
2078
2079         return 0;
2080 }
2081
2082 static int __devinit snd_vt1724_spdif_build_controls(struct snd_ice1712 *ice)
2083 {
2084         int err;
2085         struct snd_kcontrol *kctl;
2086
2087         snd_assert(ice->pcm != NULL, return -EIO);
2088
2089         err = snd_ctl_add(ice->card, snd_ctl_new1(&snd_vt1724_mixer_pro_spdif_route, ice));
2090         if (err < 0)
2091                 return err;
2092
2093         err = snd_ctl_add(ice->card, snd_ctl_new1(&snd_vt1724_spdif_switch, ice));
2094         if (err < 0)
2095                 return err;
2096
2097         err = snd_ctl_add(ice->card, kctl = snd_ctl_new1(&snd_vt1724_spdif_default, ice));
2098         if (err < 0)
2099                 return err;
2100         kctl->id.device = ice->pcm->device;
2101         err = snd_ctl_add(ice->card, kctl = snd_ctl_new1(&snd_vt1724_spdif_maskc, ice));
2102         if (err < 0)
2103                 return err;
2104         kctl->id.device = ice->pcm->device;
2105         err = snd_ctl_add(ice->card, kctl = snd_ctl_new1(&snd_vt1724_spdif_maskp, ice));
2106         if (err < 0)
2107                 return err;
2108         kctl->id.device = ice->pcm->device;
2109 #if 0 /* use default only */
2110         err = snd_ctl_add(ice->card, kctl = snd_ctl_new1(&snd_vt1724_spdif_stream, ice));
2111         if (err < 0)
2112                 return err;
2113         kctl->id.device = ice->pcm->device;
2114         ice->spdif.stream_ctl = kctl;
2115 #endif
2116         return 0;
2117 }
2118
2119
2120 static int __devinit snd_vt1724_build_controls(struct snd_ice1712 *ice)
2121 {
2122         int err;
2123
2124         err = snd_ctl_add(ice->card, snd_ctl_new1(&snd_vt1724_eeprom, ice));
2125         if (err < 0)
2126                 return err;
2127         err = snd_ctl_add(ice->card, snd_ctl_new1(&snd_vt1724_pro_internal_clock, ice));
2128         if (err < 0)
2129                 return err;
2130
2131         err = snd_ctl_add(ice->card, snd_ctl_new1(&snd_vt1724_pro_rate_locking, ice));
2132         if (err < 0)
2133                 return err;
2134         err = snd_ctl_add(ice->card, snd_ctl_new1(&snd_vt1724_pro_rate_reset, ice));
2135         if (err < 0)
2136                 return err;
2137
2138         if (ice->num_total_dacs > 0) {
2139                 struct snd_kcontrol_new tmp = snd_vt1724_mixer_pro_analog_route;
2140                 tmp.count = ice->num_total_dacs;
2141                 if (ice->vt1720 && tmp.count > 2)
2142                         tmp.count = 2;
2143                 err = snd_ctl_add(ice->card, snd_ctl_new1(&tmp, ice));
2144                 if (err < 0)
2145                         return err;
2146         }
2147
2148         err = snd_ctl_add(ice->card, snd_ctl_new1(&snd_vt1724_mixer_pro_peak, ice));
2149         if (err < 0)
2150                 return err;
2151
2152         return 0;
2153 }
2154
2155 static int snd_vt1724_free(struct snd_ice1712 *ice)
2156 {
2157         if (! ice->port)
2158                 goto __hw_end;
2159         /* mask all interrupts */
2160         outb(0xff, ICEMT1724(ice, DMA_INT_MASK));
2161         outb(0xff, ICEREG1724(ice, IRQMASK));
2162         /* --- */
2163       __hw_end:
2164         if (ice->irq >= 0) {
2165                 synchronize_irq(ice->irq);
2166                 free_irq(ice->irq, ice);
2167         }
2168         pci_release_regions(ice->pci);
2169         snd_ice1712_akm4xxx_free(ice);
2170         pci_disable_device(ice->pci);
2171         kfree(ice);
2172         return 0;
2173 }
2174
2175 static int snd_vt1724_dev_free(struct snd_device *device)
2176 {
2177         struct snd_ice1712 *ice = device->device_data;
2178         return snd_vt1724_free(ice);
2179 }
2180
2181 static int __devinit snd_vt1724_create(struct snd_card *card,
2182                                        struct pci_dev *pci,
2183                                        const char *modelname,
2184                                        struct snd_ice1712 ** r_ice1712)
2185 {
2186         struct snd_ice1712 *ice;
2187         int err;
2188         unsigned char mask;
2189         static struct snd_device_ops ops = {
2190                 .dev_free =     snd_vt1724_dev_free,
2191         };
2192
2193         *r_ice1712 = NULL;
2194
2195         /* enable PCI device */
2196         if ((err = pci_enable_device(pci)) < 0)
2197                 return err;
2198
2199         ice = kzalloc(sizeof(*ice), GFP_KERNEL);
2200         if (ice == NULL) {
2201                 pci_disable_device(pci);
2202                 return -ENOMEM;
2203         }
2204         ice->vt1724 = 1;
2205         spin_lock_init(&ice->reg_lock);
2206         mutex_init(&ice->gpio_mutex);
2207         mutex_init(&ice->open_mutex);
2208         mutex_init(&ice->i2c_mutex);
2209         ice->gpio.set_mask = snd_vt1724_set_gpio_mask;
2210         ice->gpio.set_dir = snd_vt1724_set_gpio_dir;
2211         ice->gpio.set_data = snd_vt1724_set_gpio_data;
2212         ice->gpio.get_data = snd_vt1724_get_gpio_data;
2213         ice->card = card;
2214         ice->pci = pci;
2215         ice->irq = -1;
2216         pci_set_master(pci);
2217         snd_vt1724_proc_init(ice);
2218         synchronize_irq(pci->irq);
2219
2220         if ((err = pci_request_regions(pci, "ICE1724")) < 0) {
2221                 kfree(ice);
2222                 pci_disable_device(pci);
2223                 return err;
2224         }
2225         ice->port = pci_resource_start(pci, 0);
2226         ice->profi_port = pci_resource_start(pci, 1);
2227
2228         if (request_irq(pci->irq, snd_vt1724_interrupt,
2229                         IRQF_SHARED, "ICE1724", ice)) {
2230                 snd_printk(KERN_ERR "unable to grab IRQ %d\n", pci->irq);
2231                 snd_vt1724_free(ice);
2232                 return -EIO;
2233         }
2234
2235         ice->irq = pci->irq;
2236
2237         if (snd_vt1724_read_eeprom(ice, modelname) < 0) {
2238                 snd_vt1724_free(ice);
2239                 return -EIO;
2240         }
2241         if (snd_vt1724_chip_init(ice) < 0) {
2242                 snd_vt1724_free(ice);
2243                 return -EIO;
2244         }
2245
2246         /* unmask used interrupts */
2247         if (! (ice->eeprom.data[ICE_EEP2_SYSCONF] & VT1724_CFG_MPU401))
2248                 mask = VT1724_IRQ_MPU_RX | VT1724_IRQ_MPU_TX;
2249         else
2250                 mask = 0;
2251         outb(mask, ICEREG1724(ice, IRQMASK));
2252         /* don't handle FIFO overrun/underruns (just yet),
2253          * since they cause machine lockups
2254          */
2255         outb(VT1724_MULTI_FIFO_ERR, ICEMT1724(ice, DMA_INT_MASK));
2256
2257         if ((err = snd_device_new(card, SNDRV_DEV_LOWLEVEL, ice, &ops)) < 0) {
2258                 snd_vt1724_free(ice);
2259                 return err;
2260         }
2261
2262         snd_card_set_dev(card, &pci->dev);
2263
2264         *r_ice1712 = ice;
2265         return 0;
2266 }
2267
2268
2269 /*
2270  *
2271  * Registration
2272  *
2273  */
2274
2275 static int __devinit snd_vt1724_probe(struct pci_dev *pci,
2276                                       const struct pci_device_id *pci_id)
2277 {
2278         static int dev;
2279         struct snd_card *card;
2280         struct snd_ice1712 *ice;
2281         int pcm_dev = 0, err;
2282         struct snd_ice1712_card_info * const *tbl, *c;
2283
2284         if (dev >= SNDRV_CARDS)
2285                 return -ENODEV;
2286         if (!enable[dev]) {
2287                 dev++;
2288                 return -ENOENT;
2289         }
2290
2291         card = snd_card_new(index[dev], id[dev], THIS_MODULE, 0);
2292         if (card == NULL)
2293                 return -ENOMEM;
2294
2295         strcpy(card->driver, "ICE1724");
2296         strcpy(card->shortname, "ICEnsemble ICE1724");
2297         
2298         if ((err = snd_vt1724_create(card, pci, model[dev], &ice)) < 0) {
2299                 snd_card_free(card);
2300                 return err;
2301         }
2302
2303         for (tbl = card_tables; *tbl; tbl++) {
2304                 for (c = *tbl; c->subvendor; c++) {
2305                         if (c->subvendor == ice->eeprom.subvendor) {
2306                                 strcpy(card->shortname, c->name);
2307                                 if (c->driver) /* specific driver? */
2308                                         strcpy(card->driver, c->driver);
2309                                 if (c->chip_init) {
2310                                         if ((err = c->chip_init(ice)) < 0) {
2311                                                 snd_card_free(card);
2312                                                 return err;
2313                                         }
2314                                 }
2315                                 goto __found;
2316                         }
2317                 }
2318         }
2319         c = &no_matched;
2320  __found:
2321        /*
2322         * VT1724 has separate DMAs for the analog and the SPDIF streams while
2323         * ICE1712 has only one for both (mixed up).
2324         *
2325         * Confusingly the analog PCM is named "professional" here because it
2326         * was called so in ice1712 driver, and vt1724 driver is derived from
2327         * ice1712 driver.
2328         */
2329
2330         if ((err = snd_vt1724_pcm_profi(ice, pcm_dev++)) < 0) {
2331                 snd_card_free(card);
2332                 return err;
2333         }
2334         
2335         if ((err = snd_vt1724_pcm_spdif(ice, pcm_dev++)) < 0) {
2336                 snd_card_free(card);
2337                 return err;
2338         }
2339         
2340         if ((err = snd_vt1724_pcm_indep(ice, pcm_dev++)) < 0) {
2341                 snd_card_free(card);
2342                 return err;
2343         }
2344
2345         if ((err = snd_vt1724_ac97_mixer(ice)) < 0) {
2346                 snd_card_free(card);
2347                 return err;
2348         }
2349
2350         if ((err = snd_vt1724_build_controls(ice)) < 0) {
2351                 snd_card_free(card);
2352                 return err;
2353         }
2354
2355         if (ice->pcm && ice->has_spdif) { /* has SPDIF I/O */
2356                 if ((err = snd_vt1724_spdif_build_controls(ice)) < 0) {
2357                         snd_card_free(card);
2358                         return err;
2359                 }
2360         }
2361
2362         if (c->build_controls) {
2363                 if ((err = c->build_controls(ice)) < 0) {
2364                         snd_card_free(card);
2365                         return err;
2366                 }
2367         }
2368
2369         if (! c->no_mpu401) {
2370                 if (ice->eeprom.data[ICE_EEP2_SYSCONF] & VT1724_CFG_MPU401) {
2371                         if ((err = snd_mpu401_uart_new(card, 0, MPU401_HW_ICE1712,
2372                                                        ICEREG1724(ice, MPU_CTRL),
2373                                                        MPU401_INFO_INTEGRATED,
2374                                                        ice->irq, 0,
2375                                                        &ice->rmidi[0])) < 0) {
2376                                 snd_card_free(card);
2377                                 return err;
2378                         }
2379                 }
2380         }
2381
2382         sprintf(card->longname, "%s at 0x%lx, irq %i",
2383                 card->shortname, ice->port, ice->irq);
2384
2385         if ((err = snd_card_register(card)) < 0) {
2386                 snd_card_free(card);
2387                 return err;
2388         }
2389         pci_set_drvdata(pci, card);
2390         dev++;
2391         return 0;
2392 }
2393
2394 static void __devexit snd_vt1724_remove(struct pci_dev *pci)
2395 {
2396         snd_card_free(pci_get_drvdata(pci));
2397         pci_set_drvdata(pci, NULL);
2398 }
2399
2400 static struct pci_driver driver = {
2401         .name = "ICE1724",
2402         .id_table = snd_vt1724_ids,
2403         .probe = snd_vt1724_probe,
2404         .remove = __devexit_p(snd_vt1724_remove),
2405 };
2406
2407 static int __init alsa_card_ice1724_init(void)
2408 {
2409         return pci_register_driver(&driver);
2410 }
2411
2412 static void __exit alsa_card_ice1724_exit(void)
2413 {
2414         pci_unregister_driver(&driver);
2415 }
2416
2417 module_init(alsa_card_ice1724_init)
2418 module_exit(alsa_card_ice1724_exit)