[ALSA] Changed Jaroslav Kysela's e-mail from perex@suse.cz to perex@perex.cz
[linux-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@perex.cz>
6  *                    2002 James Stafford <jstafford@ampltd.com>
7  *                    2003 Takashi Iwai <tiwai@suse.de>
8  *
9  *   This program is free software; you can redistribute it and/or modify
10  *   it under the terms of the GNU General Public License as published by
11  *   the Free Software Foundation; either version 2 of the License, or
12  *   (at your option) any later version.
13  *
14  *   This program is distributed in the hope that it will be useful,
15  *   but WITHOUT ANY WARRANTY; without even the implied warranty of
16  *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
17  *   GNU General Public License for more details.
18  *
19  *   You should have received a copy of the GNU General Public License
20  *   along with this program; if not, write to the Free Software
21  *   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307 USA
22  *
23  */      
24
25 #include <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@perex.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                 if (snd_pcm_substream_chip(s) == ice) {
345                         const struct vt1724_pcm_reg *reg;
346                         reg = s->runtime->private_data;
347                         what |= reg->start;
348                         snd_pcm_trigger_done(s, substream);
349                 }
350         }
351
352         switch (cmd) {
353         case SNDRV_PCM_TRIGGER_PAUSE_PUSH:
354         case SNDRV_PCM_TRIGGER_PAUSE_RELEASE:
355                 spin_lock(&ice->reg_lock);
356                 old = inb(ICEMT1724(ice, DMA_PAUSE));
357                 if (cmd == SNDRV_PCM_TRIGGER_PAUSE_PUSH)
358                         old |= what;
359                 else
360                         old &= ~what;
361                 outb(old, ICEMT1724(ice, DMA_PAUSE));
362                 spin_unlock(&ice->reg_lock);
363                 break;
364
365         case SNDRV_PCM_TRIGGER_START:
366         case SNDRV_PCM_TRIGGER_STOP:
367                 spin_lock(&ice->reg_lock);
368                 old = inb(ICEMT1724(ice, DMA_CONTROL));
369                 if (cmd == SNDRV_PCM_TRIGGER_START)
370                         old |= what;
371                 else
372                         old &= ~what;
373                 outb(old, ICEMT1724(ice, DMA_CONTROL));
374                 spin_unlock(&ice->reg_lock);
375                 break;
376
377         default:
378                 return -EINVAL;
379         }
380         return 0;
381 }
382
383 /*
384  */
385
386 #define DMA_STARTS      (VT1724_RDMA0_START|VT1724_PDMA0_START|VT1724_RDMA1_START|\
387         VT1724_PDMA1_START|VT1724_PDMA2_START|VT1724_PDMA3_START|VT1724_PDMA4_START)
388 #define DMA_PAUSES      (VT1724_RDMA0_PAUSE|VT1724_PDMA0_PAUSE|VT1724_RDMA1_PAUSE|\
389         VT1724_PDMA1_PAUSE|VT1724_PDMA2_PAUSE|VT1724_PDMA3_PAUSE|VT1724_PDMA4_PAUSE)
390
391 static int get_max_rate(struct snd_ice1712 *ice)
392 {
393         if (ice->eeprom.data[ICE_EEP2_ACLINK] & VT1724_CFG_PRO_I2S) {
394                 if ((ice->eeprom.data[ICE_EEP2_I2S] & 0x08) && !ice->vt1720)
395                         return 192000;
396                 else
397                         return 96000;
398         } else
399                 return 48000;
400 }
401
402 static void snd_vt1724_set_pro_rate(struct snd_ice1712 *ice, unsigned int rate,
403                                     int force)
404 {
405         unsigned long flags;
406         unsigned char val, old;
407         unsigned int i, mclk_change;
408
409         if (rate > get_max_rate(ice))
410                 return;
411
412         switch (rate) {
413         case 8000: val = 6; break;
414         case 9600: val = 3; break;
415         case 11025: val = 10; break;
416         case 12000: val = 2; break;
417         case 16000: val = 5; break;
418         case 22050: val = 9; break;
419         case 24000: val = 1; break;
420         case 32000: val = 4; break;
421         case 44100: val = 8; break;
422         case 48000: val = 0; break;
423         case 64000: val = 15; break;
424         case 88200: val = 11; break;
425         case 96000: val = 7; break;
426         case 176400: val = 12; break;
427         case 192000: val = 14; break;
428         default:
429                 snd_BUG();
430                 val = 0;
431                 break;
432         }
433
434         spin_lock_irqsave(&ice->reg_lock, flags);
435         if ((inb(ICEMT1724(ice, DMA_CONTROL)) & DMA_STARTS) || 
436             (inb(ICEMT1724(ice, DMA_PAUSE)) & DMA_PAUSES)) {
437                 /* running? we cannot change the rate now... */
438                 spin_unlock_irqrestore(&ice->reg_lock, flags);
439                 return;
440         }
441         if (!force && is_pro_rate_locked(ice)) {
442                 spin_unlock_irqrestore(&ice->reg_lock, flags);
443                 return;
444         }
445
446         old = inb(ICEMT1724(ice, RATE));
447         if (force || old != val)
448                 outb(val, ICEMT1724(ice, RATE));
449         else if (rate == ice->cur_rate) {
450                 spin_unlock_irqrestore(&ice->reg_lock, flags);
451                 return;
452         }
453
454         ice->cur_rate = rate;
455
456         /* check MT02 */
457         mclk_change = 0;
458         if (ice->eeprom.data[ICE_EEP2_ACLINK] & VT1724_CFG_PRO_I2S) {
459                 val = old = inb(ICEMT1724(ice, I2S_FORMAT));
460                 if (rate > 96000)
461                         val |= VT1724_MT_I2S_MCLK_128X; /* 128x MCLK */
462                 else
463                         val &= ~VT1724_MT_I2S_MCLK_128X; /* 256x MCLK */
464                 if (val != old) {
465                         outb(val, ICEMT1724(ice, I2S_FORMAT));
466                         mclk_change = 1;
467                 }
468         }
469         spin_unlock_irqrestore(&ice->reg_lock, flags);
470
471         if (mclk_change && ice->gpio.i2s_mclk_changed)
472                 ice->gpio.i2s_mclk_changed(ice);
473         if (ice->gpio.set_pro_rate)
474                 ice->gpio.set_pro_rate(ice, rate);
475
476         /* set up codecs */
477         for (i = 0; i < ice->akm_codecs; i++) {
478                 if (ice->akm[i].ops.set_rate_val)
479                         ice->akm[i].ops.set_rate_val(&ice->akm[i], rate);
480         }
481         if (ice->spdif.ops.setup_rate)
482                 ice->spdif.ops.setup_rate(ice, rate);
483 }
484
485 static int snd_vt1724_pcm_hw_params(struct snd_pcm_substream *substream,
486                                     struct snd_pcm_hw_params *hw_params)
487 {
488         struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
489         int i, chs;
490
491         chs = params_channels(hw_params);
492         mutex_lock(&ice->open_mutex);
493         /* mark surround channels */
494         if (substream == ice->playback_pro_substream) {
495                 /* PDMA0 can be multi-channel up to 8 */
496                 chs = chs / 2 - 1;
497                 for (i = 0; i < chs; i++) {
498                         if (ice->pcm_reserved[i] &&
499                             ice->pcm_reserved[i] != substream) {
500                                 mutex_unlock(&ice->open_mutex);
501                                 return -EBUSY;
502                         }
503                         ice->pcm_reserved[i] = substream;
504                 }
505                 for (; i < 3; i++) {
506                         if (ice->pcm_reserved[i] == substream)
507                                 ice->pcm_reserved[i] = NULL;
508                 }
509         } else {
510                 for (i = 0; i < 3; i++) {
511                         /* check individual playback stream */
512                         if (ice->playback_con_substream_ds[i] == substream) {
513                                 if (ice->pcm_reserved[i] &&
514                                     ice->pcm_reserved[i] != substream) {
515                                         mutex_unlock(&ice->open_mutex);
516                                         return -EBUSY;
517                                 }
518                                 ice->pcm_reserved[i] = substream;
519                                 break;
520                         }
521                 }
522         }
523         mutex_unlock(&ice->open_mutex);
524         snd_vt1724_set_pro_rate(ice, params_rate(hw_params), 0);
525         return snd_pcm_lib_malloc_pages(substream, params_buffer_bytes(hw_params));
526 }
527
528 static int snd_vt1724_pcm_hw_free(struct snd_pcm_substream *substream)
529 {
530         struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
531         int i;
532
533         mutex_lock(&ice->open_mutex);
534         /* unmark surround channels */
535         for (i = 0; i < 3; i++)
536                 if (ice->pcm_reserved[i] == substream)
537                         ice->pcm_reserved[i] = NULL;
538         mutex_unlock(&ice->open_mutex);
539         return snd_pcm_lib_free_pages(substream);
540 }
541
542 static int snd_vt1724_playback_pro_prepare(struct snd_pcm_substream *substream)
543 {
544         struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
545         unsigned char val;
546         unsigned int size;
547
548         spin_lock_irq(&ice->reg_lock);
549         val = (8 - substream->runtime->channels) >> 1;
550         outb(val, ICEMT1724(ice, BURST));
551
552         outl(substream->runtime->dma_addr, ICEMT1724(ice, PLAYBACK_ADDR));
553
554         size = (snd_pcm_lib_buffer_bytes(substream) >> 2) - 1;
555         // outl(size, ICEMT1724(ice, PLAYBACK_SIZE));
556         outw(size, ICEMT1724(ice, PLAYBACK_SIZE));
557         outb(size >> 16, ICEMT1724(ice, PLAYBACK_SIZE) + 2);
558         size = (snd_pcm_lib_period_bytes(substream) >> 2) - 1;
559         // outl(size, ICEMT1724(ice, PLAYBACK_COUNT));
560         outw(size, ICEMT1724(ice, PLAYBACK_COUNT));
561         outb(size >> 16, ICEMT1724(ice, PLAYBACK_COUNT) + 2);
562
563         spin_unlock_irq(&ice->reg_lock);
564
565         // 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));
566         return 0;
567 }
568
569 static snd_pcm_uframes_t snd_vt1724_playback_pro_pointer(struct snd_pcm_substream *substream)
570 {
571         struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
572         size_t ptr;
573
574         if (!(inl(ICEMT1724(ice, DMA_CONTROL)) & VT1724_PDMA0_START))
575                 return 0;
576 #if 0 /* read PLAYBACK_ADDR */
577         ptr = inl(ICEMT1724(ice, PLAYBACK_ADDR));
578         if (ptr < substream->runtime->dma_addr) {
579                 snd_printd("ice1724: invalid negative ptr\n");
580                 return 0;
581         }
582         ptr -= substream->runtime->dma_addr;
583         ptr = bytes_to_frames(substream->runtime, ptr);
584         if (ptr >= substream->runtime->buffer_size) {
585                 snd_printd("ice1724: invalid ptr %d (size=%d)\n",
586                            (int)ptr, (int)substream->runtime->period_size);
587                 return 0;
588         }
589 #else /* read PLAYBACK_SIZE */
590         ptr = inl(ICEMT1724(ice, PLAYBACK_SIZE)) & 0xffffff;
591         ptr = (ptr + 1) << 2;
592         ptr = bytes_to_frames(substream->runtime, ptr);
593         if (! ptr)
594                 ;
595         else if (ptr <= substream->runtime->buffer_size)
596                 ptr = substream->runtime->buffer_size - ptr;
597         else {
598                 snd_printd("ice1724: invalid ptr %d (size=%d)\n",
599                            (int)ptr, (int)substream->runtime->buffer_size);
600                 ptr = 0;
601         }
602 #endif
603         return ptr;
604 }
605
606 static int snd_vt1724_pcm_prepare(struct snd_pcm_substream *substream)
607 {
608         struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
609         const struct vt1724_pcm_reg *reg = substream->runtime->private_data;
610
611         spin_lock_irq(&ice->reg_lock);
612         outl(substream->runtime->dma_addr, ice->profi_port + reg->addr);
613         outw((snd_pcm_lib_buffer_bytes(substream) >> 2) - 1,
614              ice->profi_port + reg->size);
615         outw((snd_pcm_lib_period_bytes(substream) >> 2) - 1,
616              ice->profi_port + reg->count);
617         spin_unlock_irq(&ice->reg_lock);
618         return 0;
619 }
620
621 static snd_pcm_uframes_t snd_vt1724_pcm_pointer(struct snd_pcm_substream *substream)
622 {
623         struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
624         const struct vt1724_pcm_reg *reg = substream->runtime->private_data;
625         size_t ptr;
626
627         if (!(inl(ICEMT1724(ice, DMA_CONTROL)) & reg->start))
628                 return 0;
629 #if 0 /* use ADDR register */
630         ptr = inl(ice->profi_port + reg->addr);
631         ptr -= substream->runtime->dma_addr;
632         return bytes_to_frames(substream->runtime, ptr);
633 #else /* use SIZE register */
634         ptr = inw(ice->profi_port + reg->size);
635         ptr = (ptr + 1) << 2;
636         ptr = bytes_to_frames(substream->runtime, ptr);
637         if (! ptr)
638                 ;
639         else if (ptr <= substream->runtime->buffer_size)
640                 ptr = substream->runtime->buffer_size - ptr;
641         else {
642                 snd_printd("ice1724: invalid ptr %d (size=%d)\n",
643                            (int)ptr, (int)substream->runtime->buffer_size);
644                 ptr = 0;
645         }
646         return ptr;
647 #endif
648 }
649
650 static const struct vt1724_pcm_reg vt1724_playback_pro_reg = {
651         .addr = VT1724_MT_PLAYBACK_ADDR,
652         .size = VT1724_MT_PLAYBACK_SIZE,
653         .count = VT1724_MT_PLAYBACK_COUNT,
654         .start = VT1724_PDMA0_START,
655 };
656
657 static const struct vt1724_pcm_reg vt1724_capture_pro_reg = {
658         .addr = VT1724_MT_CAPTURE_ADDR,
659         .size = VT1724_MT_CAPTURE_SIZE,
660         .count = VT1724_MT_CAPTURE_COUNT,
661         .start = VT1724_RDMA0_START,
662 };
663
664 static const struct snd_pcm_hardware snd_vt1724_playback_pro =
665 {
666         .info =                 (SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_INTERLEAVED |
667                                  SNDRV_PCM_INFO_BLOCK_TRANSFER |
668                                  SNDRV_PCM_INFO_MMAP_VALID |
669                                  SNDRV_PCM_INFO_PAUSE | SNDRV_PCM_INFO_SYNC_START),
670         .formats =              SNDRV_PCM_FMTBIT_S32_LE,
671         .rates =                SNDRV_PCM_RATE_KNOT | SNDRV_PCM_RATE_8000_192000,
672         .rate_min =             8000,
673         .rate_max =             192000,
674         .channels_min =         2,
675         .channels_max =         8,
676         .buffer_bytes_max =     (1UL << 21),    /* 19bits dword */
677         .period_bytes_min =     8 * 4 * 2,      /* FIXME: constraints needed */
678         .period_bytes_max =     (1UL << 21),
679         .periods_min =          2,
680         .periods_max =          1024,
681 };
682
683 static const struct snd_pcm_hardware snd_vt1724_spdif =
684 {
685         .info =                 (SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_INTERLEAVED |
686                                  SNDRV_PCM_INFO_BLOCK_TRANSFER |
687                                  SNDRV_PCM_INFO_MMAP_VALID |
688                                  SNDRV_PCM_INFO_PAUSE | SNDRV_PCM_INFO_SYNC_START),
689         .formats =              SNDRV_PCM_FMTBIT_S32_LE,
690         .rates =                (SNDRV_PCM_RATE_32000|SNDRV_PCM_RATE_44100|
691                                  SNDRV_PCM_RATE_48000|SNDRV_PCM_RATE_88200|
692                                  SNDRV_PCM_RATE_96000|SNDRV_PCM_RATE_176400|
693                                  SNDRV_PCM_RATE_192000),
694         .rate_min =             32000,
695         .rate_max =             192000,
696         .channels_min =         2,
697         .channels_max =         2,
698         .buffer_bytes_max =     (1UL << 18),    /* 16bits dword */
699         .period_bytes_min =     2 * 4 * 2,
700         .period_bytes_max =     (1UL << 18),
701         .periods_min =          2,
702         .periods_max =          1024,
703 };
704
705 static const struct snd_pcm_hardware snd_vt1724_2ch_stereo =
706 {
707         .info =                 (SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_INTERLEAVED |
708                                  SNDRV_PCM_INFO_BLOCK_TRANSFER |
709                                  SNDRV_PCM_INFO_MMAP_VALID |
710                                  SNDRV_PCM_INFO_PAUSE | SNDRV_PCM_INFO_SYNC_START),
711         .formats =              SNDRV_PCM_FMTBIT_S32_LE,
712         .rates =                SNDRV_PCM_RATE_KNOT | SNDRV_PCM_RATE_8000_192000,
713         .rate_min =             8000,
714         .rate_max =             192000,
715         .channels_min =         2,
716         .channels_max =         2,
717         .buffer_bytes_max =     (1UL << 18),    /* 16bits dword */
718         .period_bytes_min =     2 * 4 * 2,
719         .period_bytes_max =     (1UL << 18),
720         .periods_min =          2,
721         .periods_max =          1024,
722 };
723
724 /*
725  * set rate constraints
726  */
727 static int set_rate_constraints(struct snd_ice1712 *ice,
728                                 struct snd_pcm_substream *substream)
729 {
730         struct snd_pcm_runtime *runtime = substream->runtime;
731         if (ice->hw_rates) {
732                 /* hardware specific */
733                 runtime->hw.rate_min = ice->hw_rates->list[0];
734                 runtime->hw.rate_max = ice->hw_rates->list[ice->hw_rates->count - 1];
735                 runtime->hw.rates = SNDRV_PCM_RATE_KNOT;
736                 return snd_pcm_hw_constraint_list(runtime, 0,
737                                                   SNDRV_PCM_HW_PARAM_RATE,
738                                                   ice->hw_rates);
739         }
740         if (ice->eeprom.data[ICE_EEP2_ACLINK] & VT1724_CFG_PRO_I2S) {
741                 /* I2S */
742                 /* VT1720 doesn't support more than 96kHz */
743                 if ((ice->eeprom.data[ICE_EEP2_I2S] & 0x08) && !ice->vt1720)
744                         return snd_pcm_hw_constraint_list(runtime, 0,
745                                                           SNDRV_PCM_HW_PARAM_RATE,
746                                                           &hw_constraints_rates_192);
747                 else {
748                         runtime->hw.rates = SNDRV_PCM_RATE_KNOT |
749                                 SNDRV_PCM_RATE_8000_96000;
750                         runtime->hw.rate_max = 96000;
751                         return snd_pcm_hw_constraint_list(runtime, 0,
752                                                           SNDRV_PCM_HW_PARAM_RATE,
753                                                           &hw_constraints_rates_96);
754                 }
755         } else if (ice->ac97) {
756                 /* ACLINK */
757                 runtime->hw.rate_max = 48000;
758                 runtime->hw.rates = SNDRV_PCM_RATE_KNOT | SNDRV_PCM_RATE_8000_48000;
759                 return snd_pcm_hw_constraint_list(runtime, 0,
760                                                   SNDRV_PCM_HW_PARAM_RATE,
761                                                   &hw_constraints_rates_48);
762         }
763         return 0;
764 }
765
766 /* multi-channel playback needs alignment 8x32bit regardless of the channels
767  * actually used
768  */
769 #define VT1724_BUFFER_ALIGN     0x20
770
771 static int snd_vt1724_playback_pro_open(struct snd_pcm_substream *substream)
772 {
773         struct snd_pcm_runtime *runtime = substream->runtime;
774         struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
775         int chs;
776
777         runtime->private_data = (void *)&vt1724_playback_pro_reg;
778         ice->playback_pro_substream = substream;
779         runtime->hw = snd_vt1724_playback_pro;
780         snd_pcm_set_sync(substream);
781         snd_pcm_hw_constraint_msbits(runtime, 0, 32, 24);
782         set_rate_constraints(ice, substream);
783         mutex_lock(&ice->open_mutex);
784         /* calculate the currently available channels */
785         for (chs = 0; chs < 3; chs++) {
786                 if (ice->pcm_reserved[chs])
787                         break;
788         }
789         chs = (chs + 1) * 2;
790         runtime->hw.channels_max = chs;
791         if (chs > 2) /* channels must be even */
792                 snd_pcm_hw_constraint_step(runtime, 0, SNDRV_PCM_HW_PARAM_CHANNELS, 2);
793         mutex_unlock(&ice->open_mutex);
794         snd_pcm_hw_constraint_step(runtime, 0, SNDRV_PCM_HW_PARAM_PERIOD_BYTES,
795                                    VT1724_BUFFER_ALIGN);
796         snd_pcm_hw_constraint_step(runtime, 0, SNDRV_PCM_HW_PARAM_BUFFER_BYTES,
797                                    VT1724_BUFFER_ALIGN);
798         return 0;
799 }
800
801 static int snd_vt1724_capture_pro_open(struct snd_pcm_substream *substream)
802 {
803         struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
804         struct snd_pcm_runtime *runtime = substream->runtime;
805
806         runtime->private_data = (void *)&vt1724_capture_pro_reg;
807         ice->capture_pro_substream = substream;
808         runtime->hw = snd_vt1724_2ch_stereo;
809         snd_pcm_set_sync(substream);
810         snd_pcm_hw_constraint_msbits(runtime, 0, 32, 24);
811         set_rate_constraints(ice, substream);
812         snd_pcm_hw_constraint_step(runtime, 0, SNDRV_PCM_HW_PARAM_PERIOD_BYTES,
813                                    VT1724_BUFFER_ALIGN);
814         snd_pcm_hw_constraint_step(runtime, 0, SNDRV_PCM_HW_PARAM_BUFFER_BYTES,
815                                    VT1724_BUFFER_ALIGN);
816         return 0;
817 }
818
819 static int snd_vt1724_playback_pro_close(struct snd_pcm_substream *substream)
820 {
821         struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
822
823         if (PRO_RATE_RESET)
824                 snd_vt1724_set_pro_rate(ice, PRO_RATE_DEFAULT, 0);
825         ice->playback_pro_substream = NULL;
826
827         return 0;
828 }
829
830 static int snd_vt1724_capture_pro_close(struct snd_pcm_substream *substream)
831 {
832         struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
833
834         if (PRO_RATE_RESET)
835                 snd_vt1724_set_pro_rate(ice, PRO_RATE_DEFAULT, 0);
836         ice->capture_pro_substream = NULL;
837         return 0;
838 }
839
840 static struct snd_pcm_ops snd_vt1724_playback_pro_ops = {
841         .open =         snd_vt1724_playback_pro_open,
842         .close =        snd_vt1724_playback_pro_close,
843         .ioctl =        snd_pcm_lib_ioctl,
844         .hw_params =    snd_vt1724_pcm_hw_params,
845         .hw_free =      snd_vt1724_pcm_hw_free,
846         .prepare =      snd_vt1724_playback_pro_prepare,
847         .trigger =      snd_vt1724_pcm_trigger,
848         .pointer =      snd_vt1724_playback_pro_pointer,
849 };
850
851 static struct snd_pcm_ops snd_vt1724_capture_pro_ops = {
852         .open =         snd_vt1724_capture_pro_open,
853         .close =        snd_vt1724_capture_pro_close,
854         .ioctl =        snd_pcm_lib_ioctl,
855         .hw_params =    snd_vt1724_pcm_hw_params,
856         .hw_free =      snd_vt1724_pcm_hw_free,
857         .prepare =      snd_vt1724_pcm_prepare,
858         .trigger =      snd_vt1724_pcm_trigger,
859         .pointer =      snd_vt1724_pcm_pointer,
860 };
861
862 static int __devinit snd_vt1724_pcm_profi(struct snd_ice1712 * ice, int device)
863 {
864         struct snd_pcm *pcm;
865         int err;
866
867         err = snd_pcm_new(ice->card, "ICE1724", device, 1, 1, &pcm);
868         if (err < 0)
869                 return err;
870
871         snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_PLAYBACK, &snd_vt1724_playback_pro_ops);
872         snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_CAPTURE, &snd_vt1724_capture_pro_ops);
873
874         pcm->private_data = ice;
875         pcm->info_flags = 0;
876         strcpy(pcm->name, "ICE1724");
877
878         snd_pcm_lib_preallocate_pages_for_all(pcm, SNDRV_DMA_TYPE_DEV,
879                                               snd_dma_pci_data(ice->pci),
880                                               256*1024, 256*1024);
881
882         ice->pcm_pro = pcm;
883
884         return 0;
885 }
886
887
888 /*
889  * SPDIF PCM
890  */
891
892 static const struct vt1724_pcm_reg vt1724_playback_spdif_reg = {
893         .addr = VT1724_MT_PDMA4_ADDR,
894         .size = VT1724_MT_PDMA4_SIZE,
895         .count = VT1724_MT_PDMA4_COUNT,
896         .start = VT1724_PDMA4_START,
897 };
898
899 static const struct vt1724_pcm_reg vt1724_capture_spdif_reg = {
900         .addr = VT1724_MT_RDMA1_ADDR,
901         .size = VT1724_MT_RDMA1_SIZE,
902         .count = VT1724_MT_RDMA1_COUNT,
903         .start = VT1724_RDMA1_START,
904 };
905
906 /* update spdif control bits; call with reg_lock */
907 static void update_spdif_bits(struct snd_ice1712 *ice, unsigned int val)
908 {
909         unsigned char cbit, disabled;
910
911         cbit = inb(ICEREG1724(ice, SPDIF_CFG));
912         disabled = cbit & ~VT1724_CFG_SPDIF_OUT_EN;
913         if (cbit != disabled)
914                 outb(disabled, ICEREG1724(ice, SPDIF_CFG));
915         outw(val, ICEMT1724(ice, SPDIF_CTRL));
916         if (cbit != disabled)
917                 outb(cbit, ICEREG1724(ice, SPDIF_CFG));
918         outw(val, ICEMT1724(ice, SPDIF_CTRL));
919 }
920
921 /* update SPDIF control bits according to the given rate */
922 static void update_spdif_rate(struct snd_ice1712 *ice, unsigned int rate)
923 {
924         unsigned int val, nval;
925         unsigned long flags;
926
927         spin_lock_irqsave(&ice->reg_lock, flags);
928         nval = val = inw(ICEMT1724(ice, SPDIF_CTRL));
929         nval &= ~(7 << 12);
930         switch (rate) {
931         case 44100: break;
932         case 48000: nval |= 2 << 12; break;
933         case 32000: nval |= 3 << 12; break;
934         case 88200: nval |= 4 << 12; break;
935         case 96000: nval |= 5 << 12; break;
936         case 192000: nval |= 6 << 12; break;
937         case 176400: nval |= 7 << 12; break;
938         }
939         if (val != nval)
940                 update_spdif_bits(ice, nval);
941         spin_unlock_irqrestore(&ice->reg_lock, flags);
942 }
943
944 static int snd_vt1724_playback_spdif_prepare(struct snd_pcm_substream *substream)
945 {
946         struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
947         if (! ice->force_pdma4)
948                 update_spdif_rate(ice, substream->runtime->rate);
949         return snd_vt1724_pcm_prepare(substream);
950 }
951
952 static int snd_vt1724_playback_spdif_open(struct snd_pcm_substream *substream)
953 {
954         struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
955         struct snd_pcm_runtime *runtime = substream->runtime;
956
957         runtime->private_data = (void *)&vt1724_playback_spdif_reg;
958         ice->playback_con_substream = substream;
959         if (ice->force_pdma4) {
960                 runtime->hw = snd_vt1724_2ch_stereo;
961                 set_rate_constraints(ice, substream);
962         } else
963                 runtime->hw = snd_vt1724_spdif;
964         snd_pcm_set_sync(substream);
965         snd_pcm_hw_constraint_msbits(runtime, 0, 32, 24);
966         snd_pcm_hw_constraint_step(runtime, 0, SNDRV_PCM_HW_PARAM_PERIOD_BYTES,
967                                    VT1724_BUFFER_ALIGN);
968         snd_pcm_hw_constraint_step(runtime, 0, SNDRV_PCM_HW_PARAM_BUFFER_BYTES,
969                                    VT1724_BUFFER_ALIGN);
970         return 0;
971 }
972
973 static int snd_vt1724_playback_spdif_close(struct snd_pcm_substream *substream)
974 {
975         struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
976
977         if (PRO_RATE_RESET)
978                 snd_vt1724_set_pro_rate(ice, PRO_RATE_DEFAULT, 0);
979         ice->playback_con_substream = NULL;
980
981         return 0;
982 }
983
984 static int snd_vt1724_capture_spdif_open(struct snd_pcm_substream *substream)
985 {
986         struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
987         struct snd_pcm_runtime *runtime = substream->runtime;
988
989         runtime->private_data = (void *)&vt1724_capture_spdif_reg;
990         ice->capture_con_substream = substream;
991         if (ice->force_rdma1) {
992                 runtime->hw = snd_vt1724_2ch_stereo;
993                 set_rate_constraints(ice, substream);
994         } else
995                 runtime->hw = snd_vt1724_spdif;
996         snd_pcm_set_sync(substream);
997         snd_pcm_hw_constraint_msbits(runtime, 0, 32, 24);
998         snd_pcm_hw_constraint_step(runtime, 0, SNDRV_PCM_HW_PARAM_PERIOD_BYTES,
999                                    VT1724_BUFFER_ALIGN);
1000         snd_pcm_hw_constraint_step(runtime, 0, SNDRV_PCM_HW_PARAM_BUFFER_BYTES,
1001                                    VT1724_BUFFER_ALIGN);
1002         return 0;
1003 }
1004
1005 static int snd_vt1724_capture_spdif_close(struct snd_pcm_substream *substream)
1006 {
1007         struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
1008
1009         if (PRO_RATE_RESET)
1010                 snd_vt1724_set_pro_rate(ice, PRO_RATE_DEFAULT, 0);
1011         ice->capture_con_substream = NULL;
1012
1013         return 0;
1014 }
1015
1016 static struct snd_pcm_ops snd_vt1724_playback_spdif_ops = {
1017         .open =         snd_vt1724_playback_spdif_open,
1018         .close =        snd_vt1724_playback_spdif_close,
1019         .ioctl =        snd_pcm_lib_ioctl,
1020         .hw_params =    snd_vt1724_pcm_hw_params,
1021         .hw_free =      snd_vt1724_pcm_hw_free,
1022         .prepare =      snd_vt1724_playback_spdif_prepare,
1023         .trigger =      snd_vt1724_pcm_trigger,
1024         .pointer =      snd_vt1724_pcm_pointer,
1025 };
1026
1027 static struct snd_pcm_ops snd_vt1724_capture_spdif_ops = {
1028         .open =         snd_vt1724_capture_spdif_open,
1029         .close =        snd_vt1724_capture_spdif_close,
1030         .ioctl =        snd_pcm_lib_ioctl,
1031         .hw_params =    snd_vt1724_pcm_hw_params,
1032         .hw_free =      snd_vt1724_pcm_hw_free,
1033         .prepare =      snd_vt1724_pcm_prepare,
1034         .trigger =      snd_vt1724_pcm_trigger,
1035         .pointer =      snd_vt1724_pcm_pointer,
1036 };
1037
1038
1039 static int __devinit snd_vt1724_pcm_spdif(struct snd_ice1712 * ice, int device)
1040 {
1041         char *name;
1042         struct snd_pcm *pcm;
1043         int play, capt;
1044         int err;
1045
1046         if (ice->force_pdma4 ||
1047             (ice->eeprom.data[ICE_EEP2_SPDIF] & VT1724_CFG_SPDIF_OUT_INT)) {
1048                 play = 1;
1049                 ice->has_spdif = 1;
1050         } else
1051                 play = 0;
1052         if (ice->force_rdma1 ||
1053             (ice->eeprom.data[ICE_EEP2_SPDIF] & VT1724_CFG_SPDIF_IN)) {
1054                 capt = 1;
1055                 ice->has_spdif = 1;
1056         } else
1057                 capt = 0;
1058         if (! play && ! capt)
1059                 return 0; /* no spdif device */
1060
1061         if (ice->force_pdma4 || ice->force_rdma1)
1062                 name = "ICE1724 Secondary";
1063         else
1064                 name = "IEC1724 IEC958";
1065         err = snd_pcm_new(ice->card, name, device, play, capt, &pcm);
1066         if (err < 0)
1067                 return err;
1068
1069         if (play)
1070                 snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_PLAYBACK,
1071                                 &snd_vt1724_playback_spdif_ops);
1072         if (capt)
1073                 snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_CAPTURE,
1074                                 &snd_vt1724_capture_spdif_ops);
1075
1076         pcm->private_data = ice;
1077         pcm->info_flags = 0;
1078         strcpy(pcm->name, name);
1079
1080         snd_pcm_lib_preallocate_pages_for_all(pcm, SNDRV_DMA_TYPE_DEV,
1081                                               snd_dma_pci_data(ice->pci),
1082                                               64*1024, 64*1024);
1083
1084         ice->pcm = pcm;
1085
1086         return 0;
1087 }
1088
1089
1090 /*
1091  * independent surround PCMs
1092  */
1093
1094 static const struct vt1724_pcm_reg vt1724_playback_dma_regs[3] = {
1095         {
1096                 .addr = VT1724_MT_PDMA1_ADDR,
1097                 .size = VT1724_MT_PDMA1_SIZE,
1098                 .count = VT1724_MT_PDMA1_COUNT,
1099                 .start = VT1724_PDMA1_START,
1100         },
1101         {
1102                 .addr = VT1724_MT_PDMA2_ADDR,
1103                 .size = VT1724_MT_PDMA2_SIZE,
1104                 .count = VT1724_MT_PDMA2_COUNT,
1105                 .start = VT1724_PDMA2_START,
1106         },
1107         {
1108                 .addr = VT1724_MT_PDMA3_ADDR,
1109                 .size = VT1724_MT_PDMA3_SIZE,
1110                 .count = VT1724_MT_PDMA3_COUNT,
1111                 .start = VT1724_PDMA3_START,
1112         },
1113 };
1114
1115 static int snd_vt1724_playback_indep_prepare(struct snd_pcm_substream *substream)
1116 {
1117         struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
1118         unsigned char val;
1119
1120         spin_lock_irq(&ice->reg_lock);
1121         val = 3 - substream->number;
1122         if (inb(ICEMT1724(ice, BURST)) < val)
1123                 outb(val, ICEMT1724(ice, BURST));
1124         spin_unlock_irq(&ice->reg_lock);
1125         return snd_vt1724_pcm_prepare(substream);
1126 }
1127
1128 static int snd_vt1724_playback_indep_open(struct snd_pcm_substream *substream)
1129 {
1130         struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
1131         struct snd_pcm_runtime *runtime = substream->runtime;
1132
1133         mutex_lock(&ice->open_mutex);
1134         /* already used by PDMA0? */
1135         if (ice->pcm_reserved[substream->number]) {
1136                 mutex_unlock(&ice->open_mutex);
1137                 return -EBUSY; /* FIXME: should handle blocking mode properly */
1138         }
1139         mutex_unlock(&ice->open_mutex);
1140         runtime->private_data = (void *)&vt1724_playback_dma_regs[substream->number];
1141         ice->playback_con_substream_ds[substream->number] = substream;
1142         runtime->hw = snd_vt1724_2ch_stereo;
1143         snd_pcm_set_sync(substream);
1144         snd_pcm_hw_constraint_msbits(runtime, 0, 32, 24);
1145         set_rate_constraints(ice, substream);
1146         return 0;
1147 }
1148
1149 static int snd_vt1724_playback_indep_close(struct snd_pcm_substream *substream)
1150 {
1151         struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
1152
1153         if (PRO_RATE_RESET)
1154                 snd_vt1724_set_pro_rate(ice, PRO_RATE_DEFAULT, 0);
1155         ice->playback_con_substream_ds[substream->number] = NULL;
1156         ice->pcm_reserved[substream->number] = NULL;
1157
1158         return 0;
1159 }
1160
1161 static struct snd_pcm_ops snd_vt1724_playback_indep_ops = {
1162         .open =         snd_vt1724_playback_indep_open,
1163         .close =        snd_vt1724_playback_indep_close,
1164         .ioctl =        snd_pcm_lib_ioctl,
1165         .hw_params =    snd_vt1724_pcm_hw_params,
1166         .hw_free =      snd_vt1724_pcm_hw_free,
1167         .prepare =      snd_vt1724_playback_indep_prepare,
1168         .trigger =      snd_vt1724_pcm_trigger,
1169         .pointer =      snd_vt1724_pcm_pointer,
1170 };
1171
1172
1173 static int __devinit snd_vt1724_pcm_indep(struct snd_ice1712 * ice, int device)
1174 {
1175         struct snd_pcm *pcm;
1176         int play;
1177         int err;
1178
1179         play = ice->num_total_dacs / 2 - 1;
1180         if (play <= 0)
1181                 return 0;
1182
1183         err = snd_pcm_new(ice->card, "ICE1724 Surrounds", device, play, 0, &pcm);
1184         if (err < 0)
1185                 return err;
1186
1187         snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_PLAYBACK,
1188                         &snd_vt1724_playback_indep_ops);
1189
1190         pcm->private_data = ice;
1191         pcm->info_flags = 0;
1192         strcpy(pcm->name, "ICE1724 Surround PCM");
1193
1194         snd_pcm_lib_preallocate_pages_for_all(pcm, SNDRV_DMA_TYPE_DEV,
1195                                               snd_dma_pci_data(ice->pci),
1196                                               64*1024, 64*1024);
1197
1198         ice->pcm_ds = pcm;
1199
1200         return 0;
1201 }
1202
1203
1204 /*
1205  *  Mixer section
1206  */
1207
1208 static int __devinit snd_vt1724_ac97_mixer(struct snd_ice1712 * ice)
1209 {
1210         int err;
1211
1212         if (! (ice->eeprom.data[ICE_EEP2_ACLINK] & VT1724_CFG_PRO_I2S)) {
1213                 struct snd_ac97_bus *pbus;
1214                 struct snd_ac97_template ac97;
1215                 static struct snd_ac97_bus_ops ops = {
1216                         .write = snd_vt1724_ac97_write,
1217                         .read = snd_vt1724_ac97_read,
1218                 };
1219
1220                 /* cold reset */
1221                 outb(inb(ICEMT1724(ice, AC97_CMD)) | 0x80, ICEMT1724(ice, AC97_CMD));
1222                 mdelay(5); /* FIXME */
1223                 outb(inb(ICEMT1724(ice, AC97_CMD)) & ~0x80, ICEMT1724(ice, AC97_CMD));
1224
1225                 if ((err = snd_ac97_bus(ice->card, 0, &ops, NULL, &pbus)) < 0)
1226                         return err;
1227                 memset(&ac97, 0, sizeof(ac97));
1228                 ac97.private_data = ice;
1229                 if ((err = snd_ac97_mixer(pbus, &ac97, &ice->ac97)) < 0)
1230                         printk(KERN_WARNING "ice1712: cannot initialize pro ac97, skipped\n");
1231                 else
1232                         return 0;
1233         }
1234         /* I2S mixer only */
1235         strcat(ice->card->mixername, "ICE1724 - multitrack");
1236         return 0;
1237 }
1238
1239 /*
1240  *
1241  */
1242
1243 static inline unsigned int eeprom_triple(struct snd_ice1712 *ice, int idx)
1244 {
1245         return (unsigned int)ice->eeprom.data[idx] | \
1246                 ((unsigned int)ice->eeprom.data[idx + 1] << 8) | \
1247                 ((unsigned int)ice->eeprom.data[idx + 2] << 16);
1248 }
1249
1250 static void snd_vt1724_proc_read(struct snd_info_entry *entry, 
1251                                  struct snd_info_buffer *buffer)
1252 {
1253         struct snd_ice1712 *ice = entry->private_data;
1254         unsigned int idx;
1255
1256         snd_iprintf(buffer, "%s\n\n", ice->card->longname);
1257         snd_iprintf(buffer, "EEPROM:\n");
1258
1259         snd_iprintf(buffer, "  Subvendor        : 0x%x\n", ice->eeprom.subvendor);
1260         snd_iprintf(buffer, "  Size             : %i bytes\n", ice->eeprom.size);
1261         snd_iprintf(buffer, "  Version          : %i\n", ice->eeprom.version);
1262         snd_iprintf(buffer, "  System Config    : 0x%x\n",
1263                     ice->eeprom.data[ICE_EEP2_SYSCONF]);
1264         snd_iprintf(buffer, "  ACLink           : 0x%x\n",
1265                     ice->eeprom.data[ICE_EEP2_ACLINK]);
1266         snd_iprintf(buffer, "  I2S              : 0x%x\n",
1267                     ice->eeprom.data[ICE_EEP2_I2S]);
1268         snd_iprintf(buffer, "  S/PDIF           : 0x%x\n",
1269                     ice->eeprom.data[ICE_EEP2_SPDIF]);
1270         snd_iprintf(buffer, "  GPIO direction   : 0x%x\n",
1271                     ice->eeprom.gpiodir);
1272         snd_iprintf(buffer, "  GPIO mask        : 0x%x\n",
1273                     ice->eeprom.gpiomask);
1274         snd_iprintf(buffer, "  GPIO state       : 0x%x\n",
1275                     ice->eeprom.gpiostate);
1276         for (idx = 0x12; idx < ice->eeprom.size; idx++)
1277                 snd_iprintf(buffer, "  Extra #%02i        : 0x%x\n",
1278                             idx, ice->eeprom.data[idx]);
1279
1280         snd_iprintf(buffer, "\nRegisters:\n");
1281
1282         snd_iprintf(buffer, "  PSDOUT03 : 0x%08x\n",
1283                     (unsigned)inl(ICEMT1724(ice, ROUTE_PLAYBACK)));
1284         for (idx = 0x0; idx < 0x20 ; idx++)
1285                 snd_iprintf(buffer, "  CCS%02x    : 0x%02x\n",
1286                             idx, inb(ice->port+idx));
1287         for (idx = 0x0; idx < 0x30 ; idx++)
1288                 snd_iprintf(buffer, "  MT%02x     : 0x%02x\n",
1289                             idx, inb(ice->profi_port+idx));
1290 }
1291
1292 static void __devinit snd_vt1724_proc_init(struct snd_ice1712 * ice)
1293 {
1294         struct snd_info_entry *entry;
1295
1296         if (! snd_card_proc_new(ice->card, "ice1724", &entry))
1297                 snd_info_set_text_ops(entry, ice, snd_vt1724_proc_read);
1298 }
1299
1300 /*
1301  *
1302  */
1303
1304 static int snd_vt1724_eeprom_info(struct snd_kcontrol *kcontrol,
1305                                   struct snd_ctl_elem_info *uinfo)
1306 {
1307         uinfo->type = SNDRV_CTL_ELEM_TYPE_BYTES;
1308         uinfo->count = sizeof(struct snd_ice1712_eeprom);
1309         return 0;
1310 }
1311
1312 static int snd_vt1724_eeprom_get(struct snd_kcontrol *kcontrol,
1313                                  struct snd_ctl_elem_value *ucontrol)
1314 {
1315         struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
1316         
1317         memcpy(ucontrol->value.bytes.data, &ice->eeprom, sizeof(ice->eeprom));
1318         return 0;
1319 }
1320
1321 static struct snd_kcontrol_new snd_vt1724_eeprom __devinitdata = {
1322         .iface = SNDRV_CTL_ELEM_IFACE_CARD,
1323         .name = "ICE1724 EEPROM",
1324         .access = SNDRV_CTL_ELEM_ACCESS_READ,
1325         .info = snd_vt1724_eeprom_info,
1326         .get = snd_vt1724_eeprom_get
1327 };
1328
1329 /*
1330  */
1331 static int snd_vt1724_spdif_info(struct snd_kcontrol *kcontrol,
1332                                  struct snd_ctl_elem_info *uinfo)
1333 {
1334         uinfo->type = SNDRV_CTL_ELEM_TYPE_IEC958;
1335         uinfo->count = 1;
1336         return 0;
1337 }
1338
1339 static unsigned int encode_spdif_bits(struct snd_aes_iec958 *diga)
1340 {
1341         unsigned int val, rbits;
1342
1343         val = diga->status[0] & 0x03; /* professional, non-audio */
1344         if (val & 0x01) {
1345                 /* professional */
1346                 if ((diga->status[0] & IEC958_AES0_PRO_EMPHASIS) ==
1347                     IEC958_AES0_PRO_EMPHASIS_5015)
1348                         val |= 1U << 3;
1349                 rbits = (diga->status[4] >> 3) & 0x0f;
1350                 if (rbits) {
1351                         switch (rbits) {
1352                         case 2: val |= 5 << 12; break; /* 96k */
1353                         case 3: val |= 6 << 12; break; /* 192k */
1354                         case 10: val |= 4 << 12; break; /* 88.2k */
1355                         case 11: val |= 7 << 12; break; /* 176.4k */
1356                         }
1357                 } else {
1358                         switch (diga->status[0] & IEC958_AES0_PRO_FS) {
1359                         case IEC958_AES0_PRO_FS_44100:
1360                                 break;
1361                         case IEC958_AES0_PRO_FS_32000:
1362                                 val |= 3U << 12;
1363                                 break;
1364                         default:
1365                                 val |= 2U << 12;
1366                                 break;
1367                         }
1368                 }
1369         } else {
1370                 /* consumer */
1371                 val |= diga->status[1] & 0x04; /* copyright */
1372                 if ((diga->status[0] & IEC958_AES0_CON_EMPHASIS) ==
1373                     IEC958_AES0_CON_EMPHASIS_5015)
1374                         val |= 1U << 3;
1375                 val |= (unsigned int)(diga->status[1] & 0x3f) << 4; /* category */
1376                 val |= (unsigned int)(diga->status[3] & IEC958_AES3_CON_FS) << 12; /* fs */
1377         }
1378         return val;
1379 }
1380
1381 static void decode_spdif_bits(struct snd_aes_iec958 *diga, unsigned int val)
1382 {
1383         memset(diga->status, 0, sizeof(diga->status));
1384         diga->status[0] = val & 0x03; /* professional, non-audio */
1385         if (val & 0x01) {
1386                 /* professional */
1387                 if (val & (1U << 3))
1388                         diga->status[0] |= IEC958_AES0_PRO_EMPHASIS_5015;
1389                 switch ((val >> 12) & 0x7) {
1390                 case 0:
1391                         break;
1392                 case 2:
1393                         diga->status[0] |= IEC958_AES0_PRO_FS_32000;
1394                         break;
1395                 default:
1396                         diga->status[0] |= IEC958_AES0_PRO_FS_48000;
1397                         break;
1398                 }
1399         } else {
1400                 /* consumer */
1401                 diga->status[0] |= val & (1U << 2); /* copyright */
1402                 if (val & (1U << 3))
1403                         diga->status[0] |= IEC958_AES0_CON_EMPHASIS_5015;
1404                 diga->status[1] |= (val >> 4) & 0x3f; /* category */
1405                 diga->status[3] |= (val >> 12) & 0x07; /* fs */
1406         }
1407 }
1408
1409 static int snd_vt1724_spdif_default_get(struct snd_kcontrol *kcontrol,
1410                                         struct snd_ctl_elem_value *ucontrol)
1411 {
1412         struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
1413         unsigned int val;
1414         val = inw(ICEMT1724(ice, SPDIF_CTRL));
1415         decode_spdif_bits(&ucontrol->value.iec958, val);
1416         return 0;
1417 }
1418
1419 static int snd_vt1724_spdif_default_put(struct snd_kcontrol *kcontrol,
1420                                          struct snd_ctl_elem_value *ucontrol)
1421 {
1422         struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
1423         unsigned int val, old;
1424
1425         val = encode_spdif_bits(&ucontrol->value.iec958);
1426         spin_lock_irq(&ice->reg_lock);
1427         old = inw(ICEMT1724(ice, SPDIF_CTRL));
1428         if (val != old)
1429                 update_spdif_bits(ice, val);
1430         spin_unlock_irq(&ice->reg_lock);
1431         return (val != old);
1432 }
1433
1434 static struct snd_kcontrol_new snd_vt1724_spdif_default __devinitdata =
1435 {
1436         .iface =        SNDRV_CTL_ELEM_IFACE_PCM,
1437         .name =         SNDRV_CTL_NAME_IEC958("",PLAYBACK,DEFAULT),
1438         .info =         snd_vt1724_spdif_info,
1439         .get =          snd_vt1724_spdif_default_get,
1440         .put =          snd_vt1724_spdif_default_put
1441 };
1442
1443 static int snd_vt1724_spdif_maskc_get(struct snd_kcontrol *kcontrol,
1444                                        struct snd_ctl_elem_value *ucontrol)
1445 {
1446         ucontrol->value.iec958.status[0] = IEC958_AES0_NONAUDIO |
1447                                                      IEC958_AES0_PROFESSIONAL |
1448                                                      IEC958_AES0_CON_NOT_COPYRIGHT |
1449                                                      IEC958_AES0_CON_EMPHASIS;
1450         ucontrol->value.iec958.status[1] = IEC958_AES1_CON_ORIGINAL |
1451                                                      IEC958_AES1_CON_CATEGORY;
1452         ucontrol->value.iec958.status[3] = IEC958_AES3_CON_FS;
1453         return 0;
1454 }
1455
1456 static int snd_vt1724_spdif_maskp_get(struct snd_kcontrol *kcontrol,
1457                                        struct snd_ctl_elem_value *ucontrol)
1458 {
1459         ucontrol->value.iec958.status[0] = IEC958_AES0_NONAUDIO |
1460                                                      IEC958_AES0_PROFESSIONAL |
1461                                                      IEC958_AES0_PRO_FS |
1462                                                      IEC958_AES0_PRO_EMPHASIS;
1463         return 0;
1464 }
1465
1466 static struct snd_kcontrol_new snd_vt1724_spdif_maskc __devinitdata =
1467 {
1468         .access =       SNDRV_CTL_ELEM_ACCESS_READ,
1469         .iface =        SNDRV_CTL_ELEM_IFACE_PCM,
1470         .name =         SNDRV_CTL_NAME_IEC958("",PLAYBACK,CON_MASK),
1471         .info =         snd_vt1724_spdif_info,
1472         .get =          snd_vt1724_spdif_maskc_get,
1473 };
1474
1475 static struct snd_kcontrol_new snd_vt1724_spdif_maskp __devinitdata =
1476 {
1477         .access =       SNDRV_CTL_ELEM_ACCESS_READ,
1478         .iface =        SNDRV_CTL_ELEM_IFACE_PCM,
1479         .name =         SNDRV_CTL_NAME_IEC958("",PLAYBACK,PRO_MASK),
1480         .info =         snd_vt1724_spdif_info,
1481         .get =          snd_vt1724_spdif_maskp_get,
1482 };
1483
1484 #define snd_vt1724_spdif_sw_info                snd_ctl_boolean_mono_info
1485
1486 static int snd_vt1724_spdif_sw_get(struct snd_kcontrol *kcontrol,
1487                                    struct snd_ctl_elem_value *ucontrol)
1488 {
1489         struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
1490         ucontrol->value.integer.value[0] = inb(ICEREG1724(ice, SPDIF_CFG)) &
1491                 VT1724_CFG_SPDIF_OUT_EN ? 1 : 0;
1492         return 0;
1493 }
1494
1495 static int snd_vt1724_spdif_sw_put(struct snd_kcontrol *kcontrol,
1496                                    struct snd_ctl_elem_value *ucontrol)
1497 {
1498         struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
1499         unsigned char old, val;
1500
1501         spin_lock_irq(&ice->reg_lock);
1502         old = val = inb(ICEREG1724(ice, SPDIF_CFG));
1503         val &= ~VT1724_CFG_SPDIF_OUT_EN;
1504         if (ucontrol->value.integer.value[0])
1505                 val |= VT1724_CFG_SPDIF_OUT_EN;
1506         if (old != val)
1507                 outb(val, ICEREG1724(ice, SPDIF_CFG));
1508         spin_unlock_irq(&ice->reg_lock);
1509         return old != val;
1510 }
1511
1512 static struct snd_kcontrol_new snd_vt1724_spdif_switch __devinitdata =
1513 {
1514         .iface =        SNDRV_CTL_ELEM_IFACE_MIXER,
1515         /* FIXME: the following conflict with IEC958 Playback Route */
1516         // .name =         SNDRV_CTL_NAME_IEC958("",PLAYBACK,SWITCH),
1517         .name =         SNDRV_CTL_NAME_IEC958("Output ",NONE,SWITCH),
1518         .info =         snd_vt1724_spdif_sw_info,
1519         .get =          snd_vt1724_spdif_sw_get,
1520         .put =          snd_vt1724_spdif_sw_put
1521 };
1522
1523
1524 #if 0 /* NOT USED YET */
1525 /*
1526  * GPIO access from extern
1527  */
1528
1529 #define snd_vt1724_gpio_info            snd_ctl_boolean_mono_info
1530
1531 int snd_vt1724_gpio_get(struct snd_kcontrol *kcontrol,
1532                         struct snd_ctl_elem_value *ucontrol)
1533 {
1534         struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
1535         int shift = kcontrol->private_value & 0xff;
1536         int invert = (kcontrol->private_value & (1<<24)) ? 1 : 0;
1537         
1538         snd_ice1712_save_gpio_status(ice);
1539         ucontrol->value.integer.value[0] =
1540                 (snd_ice1712_gpio_read(ice) & (1 << shift) ? 1 : 0) ^ invert;
1541         snd_ice1712_restore_gpio_status(ice);
1542         return 0;
1543 }
1544
1545 int snd_ice1712_gpio_put(struct snd_kcontrol *kcontrol,
1546                          struct snd_ctl_elem_value *ucontrol)
1547 {
1548         struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
1549         int shift = kcontrol->private_value & 0xff;
1550         int invert = (kcontrol->private_value & (1<<24)) ? mask : 0;
1551         unsigned int val, nval;
1552
1553         if (kcontrol->private_value & (1 << 31))
1554                 return -EPERM;
1555         nval = (ucontrol->value.integer.value[0] ? (1 << shift) : 0) ^ invert;
1556         snd_ice1712_save_gpio_status(ice);
1557         val = snd_ice1712_gpio_read(ice);
1558         nval |= val & ~(1 << shift);
1559         if (val != nval)
1560                 snd_ice1712_gpio_write(ice, nval);
1561         snd_ice1712_restore_gpio_status(ice);
1562         return val != nval;
1563 }
1564 #endif /* NOT USED YET */
1565
1566 /*
1567  *  rate
1568  */
1569 static int snd_vt1724_pro_internal_clock_info(struct snd_kcontrol *kcontrol,
1570                                               struct snd_ctl_elem_info *uinfo)
1571 {
1572         static const char * const texts_1724[] = {
1573                 "8000",         /* 0: 6 */
1574                 "9600",         /* 1: 3 */
1575                 "11025",        /* 2: 10 */
1576                 "12000",        /* 3: 2 */
1577                 "16000",        /* 4: 5 */
1578                 "22050",        /* 5: 9 */
1579                 "24000",        /* 6: 1 */
1580                 "32000",        /* 7: 4 */
1581                 "44100",        /* 8: 8 */
1582                 "48000",        /* 9: 0 */
1583                 "64000",        /* 10: 15 */
1584                 "88200",        /* 11: 11 */
1585                 "96000",        /* 12: 7 */
1586                 "176400",       /* 13: 12 */
1587                 "192000",       /* 14: 14 */
1588                 "IEC958 Input", /* 15: -- */
1589         };
1590         static const char * const texts_1720[] = {
1591                 "8000",         /* 0: 6 */
1592                 "9600",         /* 1: 3 */
1593                 "11025",        /* 2: 10 */
1594                 "12000",        /* 3: 2 */
1595                 "16000",        /* 4: 5 */
1596                 "22050",        /* 5: 9 */
1597                 "24000",        /* 6: 1 */
1598                 "32000",        /* 7: 4 */
1599                 "44100",        /* 8: 8 */
1600                 "48000",        /* 9: 0 */
1601                 "64000",        /* 10: 15 */
1602                 "88200",        /* 11: 11 */
1603                 "96000",        /* 12: 7 */
1604                 "IEC958 Input", /* 13: -- */
1605         };
1606         struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
1607
1608         uinfo->type = SNDRV_CTL_ELEM_TYPE_ENUMERATED;
1609         uinfo->count = 1;
1610         uinfo->value.enumerated.items = ice->vt1720 ? 14 : 16;
1611         if (uinfo->value.enumerated.item >= uinfo->value.enumerated.items)
1612                 uinfo->value.enumerated.item = uinfo->value.enumerated.items - 1;
1613         strcpy(uinfo->value.enumerated.name,
1614                ice->vt1720 ? texts_1720[uinfo->value.enumerated.item] :
1615                texts_1724[uinfo->value.enumerated.item]);
1616         return 0;
1617 }
1618
1619 static int snd_vt1724_pro_internal_clock_get(struct snd_kcontrol *kcontrol,
1620                                              struct snd_ctl_elem_value *ucontrol)
1621 {
1622         struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
1623         static const unsigned char xlate[16] = {
1624                 9, 6, 3, 1, 7, 4, 0, 12, 8, 5, 2, 11, 13, 255, 14, 10
1625         };
1626         unsigned char val;
1627         
1628         spin_lock_irq(&ice->reg_lock);
1629         if (is_spdif_master(ice)) {
1630                 ucontrol->value.enumerated.item[0] = ice->vt1720 ? 13 : 15;
1631         } else {
1632                 val = xlate[inb(ICEMT1724(ice, RATE)) & 15];
1633                 if (val == 255) {
1634                         snd_BUG();
1635                         val = 0;
1636                 }
1637                 ucontrol->value.enumerated.item[0] = val;
1638         }
1639         spin_unlock_irq(&ice->reg_lock);
1640         return 0;
1641 }
1642
1643 static int snd_vt1724_pro_internal_clock_put(struct snd_kcontrol *kcontrol,
1644                                              struct snd_ctl_elem_value *ucontrol)
1645 {
1646         struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
1647         unsigned char oval;
1648         int rate;
1649         int change = 0;
1650         int spdif = ice->vt1720 ? 13 : 15;
1651
1652         spin_lock_irq(&ice->reg_lock);
1653         oval = inb(ICEMT1724(ice, RATE));
1654         if (ucontrol->value.enumerated.item[0] == spdif) {
1655                 unsigned char i2s_oval;
1656                 outb(oval | VT1724_SPDIF_MASTER, ICEMT1724(ice, RATE));
1657                 /* setting 256fs */
1658                 i2s_oval = inb(ICEMT1724(ice, I2S_FORMAT));
1659                 outb(i2s_oval & ~VT1724_MT_I2S_MCLK_128X,
1660                      ICEMT1724(ice, I2S_FORMAT));
1661         } else {
1662                 rate = rates[ucontrol->value.integer.value[0] % 15];
1663                 if (rate <= get_max_rate(ice)) {
1664                         PRO_RATE_DEFAULT = rate;
1665                         spin_unlock_irq(&ice->reg_lock);
1666                         snd_vt1724_set_pro_rate(ice, PRO_RATE_DEFAULT, 1);
1667                         spin_lock_irq(&ice->reg_lock);
1668                 }
1669         }
1670         change = inb(ICEMT1724(ice, RATE)) != oval;
1671         spin_unlock_irq(&ice->reg_lock);
1672
1673         if ((oval & VT1724_SPDIF_MASTER) !=
1674             (inb(ICEMT1724(ice, RATE)) & VT1724_SPDIF_MASTER)) {
1675                 /* notify akm chips as well */
1676                 if (is_spdif_master(ice)) {
1677                         unsigned int i;
1678                         for (i = 0; i < ice->akm_codecs; i++) {
1679                                 if (ice->akm[i].ops.set_rate_val)
1680                                         ice->akm[i].ops.set_rate_val(&ice->akm[i], 0);
1681                         }
1682                 }
1683         }
1684         return change;
1685 }
1686
1687 static struct snd_kcontrol_new snd_vt1724_pro_internal_clock __devinitdata = {
1688         .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
1689         .name = "Multi Track Internal Clock",
1690         .info = snd_vt1724_pro_internal_clock_info,
1691         .get = snd_vt1724_pro_internal_clock_get,
1692         .put = snd_vt1724_pro_internal_clock_put
1693 };
1694
1695 #define snd_vt1724_pro_rate_locking_info        snd_ctl_boolean_mono_info
1696
1697 static int snd_vt1724_pro_rate_locking_get(struct snd_kcontrol *kcontrol,
1698                                            struct snd_ctl_elem_value *ucontrol)
1699 {
1700         ucontrol->value.integer.value[0] = PRO_RATE_LOCKED;
1701         return 0;
1702 }
1703
1704 static int snd_vt1724_pro_rate_locking_put(struct snd_kcontrol *kcontrol,
1705                                            struct snd_ctl_elem_value *ucontrol)
1706 {
1707         struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
1708         int change = 0, nval;
1709
1710         nval = ucontrol->value.integer.value[0] ? 1 : 0;
1711         spin_lock_irq(&ice->reg_lock);
1712         change = PRO_RATE_LOCKED != nval;
1713         PRO_RATE_LOCKED = nval;
1714         spin_unlock_irq(&ice->reg_lock);
1715         return change;
1716 }
1717
1718 static struct snd_kcontrol_new snd_vt1724_pro_rate_locking __devinitdata = {
1719         .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
1720         .name = "Multi Track Rate Locking",
1721         .info = snd_vt1724_pro_rate_locking_info,
1722         .get = snd_vt1724_pro_rate_locking_get,
1723         .put = snd_vt1724_pro_rate_locking_put
1724 };
1725
1726 #define snd_vt1724_pro_rate_reset_info          snd_ctl_boolean_mono_info
1727
1728 static int snd_vt1724_pro_rate_reset_get(struct snd_kcontrol *kcontrol,
1729                                          struct snd_ctl_elem_value *ucontrol)
1730 {
1731         ucontrol->value.integer.value[0] = PRO_RATE_RESET ? 1 : 0;
1732         return 0;
1733 }
1734
1735 static int snd_vt1724_pro_rate_reset_put(struct snd_kcontrol *kcontrol,
1736                                          struct snd_ctl_elem_value *ucontrol)
1737 {
1738         struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
1739         int change = 0, nval;
1740
1741         nval = ucontrol->value.integer.value[0] ? 1 : 0;
1742         spin_lock_irq(&ice->reg_lock);
1743         change = PRO_RATE_RESET != nval;
1744         PRO_RATE_RESET = nval;
1745         spin_unlock_irq(&ice->reg_lock);
1746         return change;
1747 }
1748
1749 static struct snd_kcontrol_new snd_vt1724_pro_rate_reset __devinitdata = {
1750         .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
1751         .name = "Multi Track Rate Reset",
1752         .info = snd_vt1724_pro_rate_reset_info,
1753         .get = snd_vt1724_pro_rate_reset_get,
1754         .put = snd_vt1724_pro_rate_reset_put
1755 };
1756
1757
1758 /*
1759  * routing
1760  */
1761 static int snd_vt1724_pro_route_info(struct snd_kcontrol *kcontrol,
1762                                      struct snd_ctl_elem_info *uinfo)
1763 {
1764         static char *texts[] = {
1765                 "PCM Out", /* 0 */
1766                 "H/W In 0", "H/W In 1", /* 1-2 */
1767                 "IEC958 In L", "IEC958 In R", /* 3-4 */
1768         };
1769         
1770         uinfo->type = SNDRV_CTL_ELEM_TYPE_ENUMERATED;
1771         uinfo->count = 1;
1772         uinfo->value.enumerated.items = 5;
1773         if (uinfo->value.enumerated.item >= uinfo->value.enumerated.items)
1774                 uinfo->value.enumerated.item = uinfo->value.enumerated.items - 1;
1775         strcpy(uinfo->value.enumerated.name, texts[uinfo->value.enumerated.item]);
1776         return 0;
1777 }
1778
1779 static inline int analog_route_shift(int idx)
1780 {
1781         return (idx % 2) * 12 + ((idx / 2) * 3) + 8;
1782 }
1783
1784 static inline int digital_route_shift(int idx)
1785 {
1786         return idx * 3;
1787 }
1788
1789 static int get_route_val(struct snd_ice1712 *ice, int shift)
1790 {
1791         unsigned long val;
1792         unsigned char eitem;
1793         static const unsigned char xlate[8] = {
1794                 0, 255, 1, 2, 255, 255, 3, 4,
1795         };
1796
1797         val = inl(ICEMT1724(ice, ROUTE_PLAYBACK));
1798         val >>= shift;
1799         val &= 7;       //we now have 3 bits per output
1800         eitem = xlate[val];
1801         if (eitem == 255) {
1802                 snd_BUG();
1803                 return 0;
1804         }
1805         return eitem;
1806 }
1807
1808 static int put_route_val(struct snd_ice1712 *ice, unsigned int val, int shift)
1809 {
1810         unsigned int old_val, nval;
1811         int change;
1812         static const unsigned char xroute[8] = {
1813                 0, /* PCM */
1814                 2, /* PSDIN0 Left */
1815                 3, /* PSDIN0 Right */
1816                 6, /* SPDIN Left */
1817                 7, /* SPDIN Right */
1818         };
1819
1820         nval = xroute[val % 5];
1821         val = old_val = inl(ICEMT1724(ice, ROUTE_PLAYBACK));
1822         val &= ~(0x07 << shift);
1823         val |= nval << shift;
1824         change = val != old_val;
1825         if (change)
1826                 outl(val, ICEMT1724(ice, ROUTE_PLAYBACK));
1827         return change;
1828 }
1829
1830 static int snd_vt1724_pro_route_analog_get(struct snd_kcontrol *kcontrol,
1831                                            struct snd_ctl_elem_value *ucontrol)
1832 {
1833         struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
1834         int idx = snd_ctl_get_ioffidx(kcontrol, &ucontrol->id);
1835         ucontrol->value.enumerated.item[0] =
1836                 get_route_val(ice, analog_route_shift(idx));
1837         return 0;
1838 }
1839
1840 static int snd_vt1724_pro_route_analog_put(struct snd_kcontrol *kcontrol,
1841                                            struct snd_ctl_elem_value *ucontrol)
1842 {
1843         struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
1844         int idx = snd_ctl_get_ioffidx(kcontrol, &ucontrol->id);
1845         return put_route_val(ice, ucontrol->value.enumerated.item[0],
1846                              analog_route_shift(idx));
1847 }
1848
1849 static int snd_vt1724_pro_route_spdif_get(struct snd_kcontrol *kcontrol,
1850                                           struct snd_ctl_elem_value *ucontrol)
1851 {
1852         struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
1853         int idx = snd_ctl_get_ioffidx(kcontrol, &ucontrol->id);
1854         ucontrol->value.enumerated.item[0] =
1855                 get_route_val(ice, digital_route_shift(idx));
1856         return 0;
1857 }
1858
1859 static int snd_vt1724_pro_route_spdif_put(struct snd_kcontrol *kcontrol,
1860                                           struct snd_ctl_elem_value *ucontrol)
1861 {
1862         struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
1863         int idx = snd_ctl_get_ioffidx(kcontrol, &ucontrol->id);
1864         return put_route_val(ice, ucontrol->value.enumerated.item[0],
1865                              digital_route_shift(idx));
1866 }
1867
1868 static struct snd_kcontrol_new snd_vt1724_mixer_pro_analog_route __devinitdata = {
1869         .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
1870         .name = "H/W Playback Route",
1871         .info = snd_vt1724_pro_route_info,
1872         .get = snd_vt1724_pro_route_analog_get,
1873         .put = snd_vt1724_pro_route_analog_put,
1874 };
1875
1876 static struct snd_kcontrol_new snd_vt1724_mixer_pro_spdif_route __devinitdata = {
1877         .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
1878         .name = SNDRV_CTL_NAME_IEC958("",PLAYBACK,NONE) "Route",
1879         .info = snd_vt1724_pro_route_info,
1880         .get = snd_vt1724_pro_route_spdif_get,
1881         .put = snd_vt1724_pro_route_spdif_put,
1882         .count = 2,
1883 };
1884
1885
1886 static int snd_vt1724_pro_peak_info(struct snd_kcontrol *kcontrol,
1887                                     struct snd_ctl_elem_info *uinfo)
1888 {
1889         uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
1890         uinfo->count = 22; /* FIXME: for compatibility with ice1712... */
1891         uinfo->value.integer.min = 0;
1892         uinfo->value.integer.max = 255;
1893         return 0;
1894 }
1895
1896 static int snd_vt1724_pro_peak_get(struct snd_kcontrol *kcontrol,
1897                                    struct snd_ctl_elem_value *ucontrol)
1898 {
1899         struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
1900         int idx;
1901         
1902         spin_lock_irq(&ice->reg_lock);
1903         for (idx = 0; idx < 22; idx++) {
1904                 outb(idx, ICEMT1724(ice, MONITOR_PEAKINDEX));
1905                 ucontrol->value.integer.value[idx] =
1906                         inb(ICEMT1724(ice, MONITOR_PEAKDATA));
1907         }
1908         spin_unlock_irq(&ice->reg_lock);
1909         return 0;
1910 }
1911
1912 static struct snd_kcontrol_new snd_vt1724_mixer_pro_peak __devinitdata = {
1913         .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
1914         .name = "Multi Track Peak",
1915         .access = SNDRV_CTL_ELEM_ACCESS_READ | SNDRV_CTL_ELEM_ACCESS_VOLATILE,
1916         .info = snd_vt1724_pro_peak_info,
1917         .get = snd_vt1724_pro_peak_get
1918 };
1919
1920 /*
1921  *
1922  */
1923
1924 static struct snd_ice1712_card_info no_matched __devinitdata;
1925
1926 static struct snd_ice1712_card_info *card_tables[] __devinitdata = {
1927         snd_vt1724_revo_cards,
1928         snd_vt1724_amp_cards, 
1929         snd_vt1724_aureon_cards,
1930         snd_vt1720_mobo_cards,
1931         snd_vt1720_pontis_cards,
1932         snd_vt1724_prodigy192_cards,
1933         snd_vt1724_juli_cards,
1934         snd_vt1724_phase_cards,
1935         snd_vt1724_wtm_cards,
1936         NULL,
1937 };
1938
1939
1940 /*
1941  */
1942
1943 static void wait_i2c_busy(struct snd_ice1712 *ice)
1944 {
1945         int t = 0x10000;
1946         while ((inb(ICEREG1724(ice, I2C_CTRL)) & VT1724_I2C_BUSY) && t--)
1947                 ;
1948         if (t == -1)
1949                 printk(KERN_ERR "ice1724: i2c busy timeout\n");
1950 }
1951
1952 unsigned char snd_vt1724_read_i2c(struct snd_ice1712 *ice,
1953                                   unsigned char dev, unsigned char addr)
1954 {
1955         unsigned char val;
1956
1957         mutex_lock(&ice->i2c_mutex);
1958         outb(addr, ICEREG1724(ice, I2C_BYTE_ADDR));
1959         outb(dev & ~VT1724_I2C_WRITE, ICEREG1724(ice, I2C_DEV_ADDR));
1960         wait_i2c_busy(ice);
1961         val = inb(ICEREG1724(ice, I2C_DATA));
1962         mutex_unlock(&ice->i2c_mutex);
1963         //printk("i2c_read: [0x%x,0x%x] = 0x%x\n", dev, addr, val);
1964         return val;
1965 }
1966
1967 void snd_vt1724_write_i2c(struct snd_ice1712 *ice,
1968                           unsigned char dev, unsigned char addr, unsigned char data)
1969 {
1970         mutex_lock(&ice->i2c_mutex);
1971         wait_i2c_busy(ice);
1972         //printk("i2c_write: [0x%x,0x%x] = 0x%x\n", dev, addr, data);
1973         outb(addr, ICEREG1724(ice, I2C_BYTE_ADDR));
1974         outb(data, ICEREG1724(ice, I2C_DATA));
1975         outb(dev | VT1724_I2C_WRITE, ICEREG1724(ice, I2C_DEV_ADDR));
1976         wait_i2c_busy(ice);
1977         mutex_unlock(&ice->i2c_mutex);
1978 }
1979
1980 static int __devinit snd_vt1724_read_eeprom(struct snd_ice1712 *ice,
1981                                             const char *modelname)
1982 {
1983         const int dev = 0xa0;           /* EEPROM device address */
1984         unsigned int i, size;
1985         struct snd_ice1712_card_info * const *tbl, *c;
1986
1987         if (! modelname || ! *modelname) {
1988                 ice->eeprom.subvendor = 0;
1989                 if ((inb(ICEREG1724(ice, I2C_CTRL)) & VT1724_I2C_EEPROM) != 0)
1990                         ice->eeprom.subvendor =
1991                                 (snd_vt1724_read_i2c(ice, dev, 0x00) << 0) |
1992                                 (snd_vt1724_read_i2c(ice, dev, 0x01) << 8) | 
1993                                 (snd_vt1724_read_i2c(ice, dev, 0x02) << 16) | 
1994                                 (snd_vt1724_read_i2c(ice, dev, 0x03) << 24);
1995                 if (ice->eeprom.subvendor == 0 ||
1996                     ice->eeprom.subvendor == (unsigned int)-1) {
1997                         /* invalid subvendor from EEPROM, try the PCI
1998                          * subststem ID instead
1999                          */
2000                         u16 vendor, device;
2001                         pci_read_config_word(ice->pci, PCI_SUBSYSTEM_VENDOR_ID,
2002                                              &vendor);
2003                         pci_read_config_word(ice->pci, PCI_SUBSYSTEM_ID, &device);
2004                         ice->eeprom.subvendor =
2005                                 ((unsigned int)swab16(vendor) << 16) | swab16(device);
2006                         if (ice->eeprom.subvendor == 0 ||
2007                             ice->eeprom.subvendor == (unsigned int)-1) {
2008                                 printk(KERN_ERR "ice1724: No valid ID is found\n");
2009                                 return -ENXIO;
2010                         }
2011                 }
2012         }
2013         for (tbl = card_tables; *tbl; tbl++) {
2014                 for (c = *tbl; c->subvendor; c++) {
2015                         if (modelname && c->model &&
2016                             ! strcmp(modelname, c->model)) {
2017                                 printk(KERN_INFO "ice1724: Using board model %s\n",
2018                                        c->name);
2019                                 ice->eeprom.subvendor = c->subvendor;
2020                         } else if (c->subvendor != ice->eeprom.subvendor)
2021                                 continue;
2022                         if (! c->eeprom_size || ! c->eeprom_data)
2023                                 goto found;
2024                         /* if the EEPROM is given by the driver, use it */
2025                         snd_printdd("using the defined eeprom..\n");
2026                         ice->eeprom.version = 2;
2027                         ice->eeprom.size = c->eeprom_size + 6;
2028                         memcpy(ice->eeprom.data, c->eeprom_data, c->eeprom_size);
2029                         goto read_skipped;
2030                 }
2031         }
2032         printk(KERN_WARNING "ice1724: No matching model found for ID 0x%x\n",
2033                ice->eeprom.subvendor);
2034
2035  found:
2036         ice->eeprom.size = snd_vt1724_read_i2c(ice, dev, 0x04);
2037         if (ice->eeprom.size < 6)
2038                 ice->eeprom.size = 32;
2039         else if (ice->eeprom.size > 32) {
2040                 printk(KERN_ERR "ice1724: Invalid EEPROM (size = %i)\n",
2041                        ice->eeprom.size);
2042                 return -EIO;
2043         }
2044         ice->eeprom.version = snd_vt1724_read_i2c(ice, dev, 0x05);
2045         if (ice->eeprom.version != 2)
2046                 printk(KERN_WARNING "ice1724: Invalid EEPROM version %i\n",
2047                        ice->eeprom.version);
2048         size = ice->eeprom.size - 6;
2049         for (i = 0; i < size; i++)
2050                 ice->eeprom.data[i] = snd_vt1724_read_i2c(ice, dev, i + 6);
2051
2052  read_skipped:
2053         ice->eeprom.gpiomask = eeprom_triple(ice, ICE_EEP2_GPIO_MASK);
2054         ice->eeprom.gpiostate = eeprom_triple(ice, ICE_EEP2_GPIO_STATE);
2055         ice->eeprom.gpiodir = eeprom_triple(ice, ICE_EEP2_GPIO_DIR);
2056
2057         return 0;
2058 }
2059
2060
2061
2062 static int __devinit snd_vt1724_chip_init(struct snd_ice1712 *ice)
2063 {
2064         outb(VT1724_RESET , ICEREG1724(ice, CONTROL));
2065         udelay(200);
2066         outb(0, ICEREG1724(ice, CONTROL));
2067         udelay(200);
2068         outb(ice->eeprom.data[ICE_EEP2_SYSCONF], ICEREG1724(ice, SYS_CFG));
2069         outb(ice->eeprom.data[ICE_EEP2_ACLINK], ICEREG1724(ice, AC97_CFG));
2070         outb(ice->eeprom.data[ICE_EEP2_I2S], ICEREG1724(ice, I2S_FEATURES));
2071         outb(ice->eeprom.data[ICE_EEP2_SPDIF], ICEREG1724(ice, SPDIF_CFG));
2072
2073         ice->gpio.write_mask = ice->eeprom.gpiomask;
2074         ice->gpio.direction = ice->eeprom.gpiodir;
2075         snd_vt1724_set_gpio_mask(ice, ice->eeprom.gpiomask);
2076         snd_vt1724_set_gpio_dir(ice, ice->eeprom.gpiodir);
2077         snd_vt1724_set_gpio_data(ice, ice->eeprom.gpiostate);
2078
2079         outb(0, ICEREG1724(ice, POWERDOWN));
2080
2081         return 0;
2082 }
2083
2084 static int __devinit snd_vt1724_spdif_build_controls(struct snd_ice1712 *ice)
2085 {
2086         int err;
2087         struct snd_kcontrol *kctl;
2088
2089         snd_assert(ice->pcm != NULL, return -EIO);
2090
2091         err = snd_ctl_add(ice->card, snd_ctl_new1(&snd_vt1724_mixer_pro_spdif_route, ice));
2092         if (err < 0)
2093                 return err;
2094
2095         err = snd_ctl_add(ice->card, snd_ctl_new1(&snd_vt1724_spdif_switch, ice));
2096         if (err < 0)
2097                 return err;
2098
2099         err = snd_ctl_add(ice->card, kctl = snd_ctl_new1(&snd_vt1724_spdif_default, ice));
2100         if (err < 0)
2101                 return err;
2102         kctl->id.device = ice->pcm->device;
2103         err = snd_ctl_add(ice->card, kctl = snd_ctl_new1(&snd_vt1724_spdif_maskc, ice));
2104         if (err < 0)
2105                 return err;
2106         kctl->id.device = ice->pcm->device;
2107         err = snd_ctl_add(ice->card, kctl = snd_ctl_new1(&snd_vt1724_spdif_maskp, ice));
2108         if (err < 0)
2109                 return err;
2110         kctl->id.device = ice->pcm->device;
2111 #if 0 /* use default only */
2112         err = snd_ctl_add(ice->card, kctl = snd_ctl_new1(&snd_vt1724_spdif_stream, ice));
2113         if (err < 0)
2114                 return err;
2115         kctl->id.device = ice->pcm->device;
2116         ice->spdif.stream_ctl = kctl;
2117 #endif
2118         return 0;
2119 }
2120
2121
2122 static int __devinit snd_vt1724_build_controls(struct snd_ice1712 *ice)
2123 {
2124         int err;
2125
2126         err = snd_ctl_add(ice->card, snd_ctl_new1(&snd_vt1724_eeprom, ice));
2127         if (err < 0)
2128                 return err;
2129         err = snd_ctl_add(ice->card, snd_ctl_new1(&snd_vt1724_pro_internal_clock, ice));
2130         if (err < 0)
2131                 return err;
2132
2133         err = snd_ctl_add(ice->card, snd_ctl_new1(&snd_vt1724_pro_rate_locking, ice));
2134         if (err < 0)
2135                 return err;
2136         err = snd_ctl_add(ice->card, snd_ctl_new1(&snd_vt1724_pro_rate_reset, ice));
2137         if (err < 0)
2138                 return err;
2139
2140         if (ice->num_total_dacs > 0) {
2141                 struct snd_kcontrol_new tmp = snd_vt1724_mixer_pro_analog_route;
2142                 tmp.count = ice->num_total_dacs;
2143                 if (ice->vt1720 && tmp.count > 2)
2144                         tmp.count = 2;
2145                 err = snd_ctl_add(ice->card, snd_ctl_new1(&tmp, ice));
2146                 if (err < 0)
2147                         return err;
2148         }
2149
2150         err = snd_ctl_add(ice->card, snd_ctl_new1(&snd_vt1724_mixer_pro_peak, ice));
2151         if (err < 0)
2152                 return err;
2153
2154         return 0;
2155 }
2156
2157 static int snd_vt1724_free(struct snd_ice1712 *ice)
2158 {
2159         if (! ice->port)
2160                 goto __hw_end;
2161         /* mask all interrupts */
2162         outb(0xff, ICEMT1724(ice, DMA_INT_MASK));
2163         outb(0xff, ICEREG1724(ice, IRQMASK));
2164         /* --- */
2165       __hw_end:
2166         if (ice->irq >= 0) {
2167                 synchronize_irq(ice->irq);
2168                 free_irq(ice->irq, ice);
2169         }
2170         pci_release_regions(ice->pci);
2171         snd_ice1712_akm4xxx_free(ice);
2172         pci_disable_device(ice->pci);
2173         kfree(ice);
2174         return 0;
2175 }
2176
2177 static int snd_vt1724_dev_free(struct snd_device *device)
2178 {
2179         struct snd_ice1712 *ice = device->device_data;
2180         return snd_vt1724_free(ice);
2181 }
2182
2183 static int __devinit snd_vt1724_create(struct snd_card *card,
2184                                        struct pci_dev *pci,
2185                                        const char *modelname,
2186                                        struct snd_ice1712 ** r_ice1712)
2187 {
2188         struct snd_ice1712 *ice;
2189         int err;
2190         unsigned char mask;
2191         static struct snd_device_ops ops = {
2192                 .dev_free =     snd_vt1724_dev_free,
2193         };
2194
2195         *r_ice1712 = NULL;
2196
2197         /* enable PCI device */
2198         if ((err = pci_enable_device(pci)) < 0)
2199                 return err;
2200
2201         ice = kzalloc(sizeof(*ice), GFP_KERNEL);
2202         if (ice == NULL) {
2203                 pci_disable_device(pci);
2204                 return -ENOMEM;
2205         }
2206         ice->vt1724 = 1;
2207         spin_lock_init(&ice->reg_lock);
2208         mutex_init(&ice->gpio_mutex);
2209         mutex_init(&ice->open_mutex);
2210         mutex_init(&ice->i2c_mutex);
2211         ice->gpio.set_mask = snd_vt1724_set_gpio_mask;
2212         ice->gpio.set_dir = snd_vt1724_set_gpio_dir;
2213         ice->gpio.set_data = snd_vt1724_set_gpio_data;
2214         ice->gpio.get_data = snd_vt1724_get_gpio_data;
2215         ice->card = card;
2216         ice->pci = pci;
2217         ice->irq = -1;
2218         pci_set_master(pci);
2219         snd_vt1724_proc_init(ice);
2220         synchronize_irq(pci->irq);
2221
2222         if ((err = pci_request_regions(pci, "ICE1724")) < 0) {
2223                 kfree(ice);
2224                 pci_disable_device(pci);
2225                 return err;
2226         }
2227         ice->port = pci_resource_start(pci, 0);
2228         ice->profi_port = pci_resource_start(pci, 1);
2229
2230         if (request_irq(pci->irq, snd_vt1724_interrupt,
2231                         IRQF_SHARED, "ICE1724", ice)) {
2232                 snd_printk(KERN_ERR "unable to grab IRQ %d\n", pci->irq);
2233                 snd_vt1724_free(ice);
2234                 return -EIO;
2235         }
2236
2237         ice->irq = pci->irq;
2238
2239         if (snd_vt1724_read_eeprom(ice, modelname) < 0) {
2240                 snd_vt1724_free(ice);
2241                 return -EIO;
2242         }
2243         if (snd_vt1724_chip_init(ice) < 0) {
2244                 snd_vt1724_free(ice);
2245                 return -EIO;
2246         }
2247
2248         /* unmask used interrupts */
2249         if (! (ice->eeprom.data[ICE_EEP2_SYSCONF] & VT1724_CFG_MPU401))
2250                 mask = VT1724_IRQ_MPU_RX | VT1724_IRQ_MPU_TX;
2251         else
2252                 mask = 0;
2253         outb(mask, ICEREG1724(ice, IRQMASK));
2254         /* don't handle FIFO overrun/underruns (just yet),
2255          * since they cause machine lockups
2256          */
2257         outb(VT1724_MULTI_FIFO_ERR, ICEMT1724(ice, DMA_INT_MASK));
2258
2259         if ((err = snd_device_new(card, SNDRV_DEV_LOWLEVEL, ice, &ops)) < 0) {
2260                 snd_vt1724_free(ice);
2261                 return err;
2262         }
2263
2264         snd_card_set_dev(card, &pci->dev);
2265
2266         *r_ice1712 = ice;
2267         return 0;
2268 }
2269
2270
2271 /*
2272  *
2273  * Registration
2274  *
2275  */
2276
2277 static int __devinit snd_vt1724_probe(struct pci_dev *pci,
2278                                       const struct pci_device_id *pci_id)
2279 {
2280         static int dev;
2281         struct snd_card *card;
2282         struct snd_ice1712 *ice;
2283         int pcm_dev = 0, err;
2284         struct snd_ice1712_card_info * const *tbl, *c;
2285
2286         if (dev >= SNDRV_CARDS)
2287                 return -ENODEV;
2288         if (!enable[dev]) {
2289                 dev++;
2290                 return -ENOENT;
2291         }
2292
2293         card = snd_card_new(index[dev], id[dev], THIS_MODULE, 0);
2294         if (card == NULL)
2295                 return -ENOMEM;
2296
2297         strcpy(card->driver, "ICE1724");
2298         strcpy(card->shortname, "ICEnsemble ICE1724");
2299         
2300         if ((err = snd_vt1724_create(card, pci, model[dev], &ice)) < 0) {
2301                 snd_card_free(card);
2302                 return err;
2303         }
2304
2305         for (tbl = card_tables; *tbl; tbl++) {
2306                 for (c = *tbl; c->subvendor; c++) {
2307                         if (c->subvendor == ice->eeprom.subvendor) {
2308                                 strcpy(card->shortname, c->name);
2309                                 if (c->driver) /* specific driver? */
2310                                         strcpy(card->driver, c->driver);
2311                                 if (c->chip_init) {
2312                                         if ((err = c->chip_init(ice)) < 0) {
2313                                                 snd_card_free(card);
2314                                                 return err;
2315                                         }
2316                                 }
2317                                 goto __found;
2318                         }
2319                 }
2320         }
2321         c = &no_matched;
2322  __found:
2323        /*
2324         * VT1724 has separate DMAs for the analog and the SPDIF streams while
2325         * ICE1712 has only one for both (mixed up).
2326         *
2327         * Confusingly the analog PCM is named "professional" here because it
2328         * was called so in ice1712 driver, and vt1724 driver is derived from
2329         * ice1712 driver.
2330         */
2331
2332         if ((err = snd_vt1724_pcm_profi(ice, pcm_dev++)) < 0) {
2333                 snd_card_free(card);
2334                 return err;
2335         }
2336         
2337         if ((err = snd_vt1724_pcm_spdif(ice, pcm_dev++)) < 0) {
2338                 snd_card_free(card);
2339                 return err;
2340         }
2341         
2342         if ((err = snd_vt1724_pcm_indep(ice, pcm_dev++)) < 0) {
2343                 snd_card_free(card);
2344                 return err;
2345         }
2346
2347         if ((err = snd_vt1724_ac97_mixer(ice)) < 0) {
2348                 snd_card_free(card);
2349                 return err;
2350         }
2351
2352         if ((err = snd_vt1724_build_controls(ice)) < 0) {
2353                 snd_card_free(card);
2354                 return err;
2355         }
2356
2357         if (ice->pcm && ice->has_spdif) { /* has SPDIF I/O */
2358                 if ((err = snd_vt1724_spdif_build_controls(ice)) < 0) {
2359                         snd_card_free(card);
2360                         return err;
2361                 }
2362         }
2363
2364         if (c->build_controls) {
2365                 if ((err = c->build_controls(ice)) < 0) {
2366                         snd_card_free(card);
2367                         return err;
2368                 }
2369         }
2370
2371         if (! c->no_mpu401) {
2372                 if (ice->eeprom.data[ICE_EEP2_SYSCONF] & VT1724_CFG_MPU401) {
2373                         if ((err = snd_mpu401_uart_new(card, 0, MPU401_HW_ICE1712,
2374                                                        ICEREG1724(ice, MPU_CTRL),
2375                                                        MPU401_INFO_INTEGRATED,
2376                                                        ice->irq, 0,
2377                                                        &ice->rmidi[0])) < 0) {
2378                                 snd_card_free(card);
2379                                 return err;
2380                         }
2381                 }
2382         }
2383
2384         sprintf(card->longname, "%s at 0x%lx, irq %i",
2385                 card->shortname, ice->port, ice->irq);
2386
2387         if ((err = snd_card_register(card)) < 0) {
2388                 snd_card_free(card);
2389                 return err;
2390         }
2391         pci_set_drvdata(pci, card);
2392         dev++;
2393         return 0;
2394 }
2395
2396 static void __devexit snd_vt1724_remove(struct pci_dev *pci)
2397 {
2398         snd_card_free(pci_get_drvdata(pci));
2399         pci_set_drvdata(pci, NULL);
2400 }
2401
2402 static struct pci_driver driver = {
2403         .name = "ICE1724",
2404         .id_table = snd_vt1724_ids,
2405         .probe = snd_vt1724_probe,
2406         .remove = __devexit_p(snd_vt1724_remove),
2407 };
2408
2409 static int __init alsa_card_ice1724_init(void)
2410 {
2411         return pci_register_driver(&driver);
2412 }
2413
2414 static void __exit alsa_card_ice1724_exit(void)
2415 {
2416         pci_unregister_driver(&driver);
2417 }
2418
2419 module_init(alsa_card_ice1724_init)
2420 module_exit(alsa_card_ice1724_exit)