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1/*
2 *   ALSA driver for VT1724 ICEnsemble ICE1724 / VIA VT1724 (Envy24HT)
3 *                   VIA VT1720 (Envy24PT)
4 *
5 *	Copyright (c) 2000 Jaroslav Kysela <perex@perex.cz>
6 *                    2002 James Stafford <jstafford@ampltd.com>
7 *                    2003 Takashi Iwai <tiwai@suse.de>
8 *
9 *   This program is free software; you can redistribute it and/or modify
10 *   it under the terms of the GNU General Public License as published by
11 *   the Free Software Foundation; either version 2 of the License, or
12 *   (at your option) any later version.
13 *
14 *   This program is distributed in the hope that it will be useful,
15 *   but WITHOUT ANY WARRANTY; without even the implied warranty of
16 *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
17 *   GNU General Public License for more details.
18 *
19 *   You should have received a copy of the GNU General Public License
20 *   along with this program; if not, write to the Free Software
21 *   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307 USA
22 *
23 */
24
25#include <linux/io.h>
26#include <linux/delay.h>
27#include <linux/interrupt.h>
28#include <linux/init.h>
29#include <linux/pci.h>
30#include <linux/slab.h>
31#include <linux/moduleparam.h>
32#include <linux/mutex.h>
33#include <sound/core.h>
34#include <sound/info.h>
35#include <sound/rawmidi.h>
36#include <sound/initval.h>
37
38#include <sound/asoundef.h>
39
40#include "ice1712.h"
41#include "envy24ht.h"
42
43/* lowlevel routines */
44#include "amp.h"
45#include "revo.h"
46#include "aureon.h"
47#include "vt1720_mobo.h"
48#include "pontis.h"
49#include "prodigy192.h"
50#include "prodigy_hifi.h"
51#include "juli.h"
52#include "maya44.h"
53#include "phase.h"
54#include "wtm.h"
55#include "se.h"
56#include "quartet.h"
57
58MODULE_AUTHOR("Jaroslav Kysela <perex@perex.cz>");
59MODULE_DESCRIPTION("VIA ICEnsemble ICE1724/1720 (Envy24HT/PT)");
60MODULE_LICENSE("GPL");
61MODULE_SUPPORTED_DEVICE("{"
62	       REVO_DEVICE_DESC
63	       AMP_AUDIO2000_DEVICE_DESC
64	       AUREON_DEVICE_DESC
65	       VT1720_MOBO_DEVICE_DESC
66	       PONTIS_DEVICE_DESC
67	       PRODIGY192_DEVICE_DESC
68	       PRODIGY_HIFI_DEVICE_DESC
69	       JULI_DEVICE_DESC
70	       MAYA44_DEVICE_DESC
71	       PHASE_DEVICE_DESC
72	       WTM_DEVICE_DESC
73	       SE_DEVICE_DESC
74	       QTET_DEVICE_DESC
75		"{VIA,VT1720},"
76		"{VIA,VT1724},"
77		"{ICEnsemble,Generic ICE1724},"
78		"{ICEnsemble,Generic Envy24HT}"
79		"{ICEnsemble,Generic Envy24PT}}");
80
81static int index[SNDRV_CARDS] = SNDRV_DEFAULT_IDX;	/* Index 0-MAX */
82static char *id[SNDRV_CARDS] = SNDRV_DEFAULT_STR;	/* ID for this card */
83static int enable[SNDRV_CARDS] = SNDRV_DEFAULT_ENABLE_PNP;		/* Enable this card */
84static char *model[SNDRV_CARDS];
85
86module_param_array(index, int, NULL, 0444);
87MODULE_PARM_DESC(index, "Index value for ICE1724 soundcard.");
88module_param_array(id, charp, NULL, 0444);
89MODULE_PARM_DESC(id, "ID string for ICE1724 soundcard.");
90module_param_array(enable, bool, NULL, 0444);
91MODULE_PARM_DESC(enable, "Enable ICE1724 soundcard.");
92module_param_array(model, charp, NULL, 0444);
93MODULE_PARM_DESC(model, "Use the given board model.");
94
95
96/* Both VT1720 and VT1724 have the same PCI IDs */
97static DEFINE_PCI_DEVICE_TABLE(snd_vt1724_ids) = {
98	{ PCI_VDEVICE(ICE, PCI_DEVICE_ID_VT1724), 0 },
99	{ 0, }
100};
101
102MODULE_DEVICE_TABLE(pci, snd_vt1724_ids);
103
104
105static int PRO_RATE_LOCKED;
106static int PRO_RATE_RESET = 1;
107static unsigned int PRO_RATE_DEFAULT = 44100;
108
109static char *ext_clock_names[1] = { "IEC958 In" };
110
111/*
112 *  Basic I/O
113 */
114
115/*
116 *  default rates, default clock routines
117 */
118
119/* check whether the clock mode is spdif-in */
120static inline int stdclock_is_spdif_master(struct snd_ice1712 *ice)
121{
122	return (inb(ICEMT1724(ice, RATE)) & VT1724_SPDIF_MASTER) ? 1 : 0;
123}
124
125/*
126 * locking rate makes sense only for internal clock mode
127 */
128static inline int is_pro_rate_locked(struct snd_ice1712 *ice)
129{
130	return (!ice->is_spdif_master(ice)) && PRO_RATE_LOCKED;
131}
132
133/*
134 * ac97 section
135 */
136
137static unsigned char snd_vt1724_ac97_ready(struct snd_ice1712 *ice)
138{
139	unsigned char old_cmd;
140	int tm;
141	for (tm = 0; tm < 0x10000; tm++) {
142		old_cmd = inb(ICEMT1724(ice, AC97_CMD));
143		if (old_cmd & (VT1724_AC97_WRITE | VT1724_AC97_READ))
144			continue;
145		if (!(old_cmd & VT1724_AC97_READY))
146			continue;
147		return old_cmd;
148	}
149	snd_printd(KERN_ERR "snd_vt1724_ac97_ready: timeout\n");
150	return old_cmd;
151}
152
153static int snd_vt1724_ac97_wait_bit(struct snd_ice1712 *ice, unsigned char bit)
154{
155	int tm;
156	for (tm = 0; tm < 0x10000; tm++)
157		if ((inb(ICEMT1724(ice, AC97_CMD)) & bit) == 0)
158			return 0;
159	snd_printd(KERN_ERR "snd_vt1724_ac97_wait_bit: timeout\n");
160	return -EIO;
161}
162
163static void snd_vt1724_ac97_write(struct snd_ac97 *ac97,
164				  unsigned short reg,
165				  unsigned short val)
166{
167	struct snd_ice1712 *ice = ac97->private_data;
168	unsigned char old_cmd;
169
170	old_cmd = snd_vt1724_ac97_ready(ice);
171	old_cmd &= ~VT1724_AC97_ID_MASK;
172	old_cmd |= ac97->num;
173	outb(reg, ICEMT1724(ice, AC97_INDEX));
174	outw(val, ICEMT1724(ice, AC97_DATA));
175	outb(old_cmd | VT1724_AC97_WRITE, ICEMT1724(ice, AC97_CMD));
176	snd_vt1724_ac97_wait_bit(ice, VT1724_AC97_WRITE);
177}
178
179static unsigned short snd_vt1724_ac97_read(struct snd_ac97 *ac97, unsigned short reg)
180{
181	struct snd_ice1712 *ice = ac97->private_data;
182	unsigned char old_cmd;
183
184	old_cmd = snd_vt1724_ac97_ready(ice);
185	old_cmd &= ~VT1724_AC97_ID_MASK;
186	old_cmd |= ac97->num;
187	outb(reg, ICEMT1724(ice, AC97_INDEX));
188	outb(old_cmd | VT1724_AC97_READ, ICEMT1724(ice, AC97_CMD));
189	if (snd_vt1724_ac97_wait_bit(ice, VT1724_AC97_READ) < 0)
190		return ~0;
191	return inw(ICEMT1724(ice, AC97_DATA));
192}
193
194
195/*
196 * GPIO operations
197 */
198
199/* set gpio direction 0 = read, 1 = write */
200static void snd_vt1724_set_gpio_dir(struct snd_ice1712 *ice, unsigned int data)
201{
202	outl(data, ICEREG1724(ice, GPIO_DIRECTION));
203	inw(ICEREG1724(ice, GPIO_DIRECTION)); /* dummy read for pci-posting */
204}
205
206/* get gpio direction 0 = read, 1 = write */
207static unsigned int snd_vt1724_get_gpio_dir(struct snd_ice1712 *ice)
208{
209	return inl(ICEREG1724(ice, GPIO_DIRECTION));
210}
211
212/* set the gpio mask (0 = writable) */
213static void snd_vt1724_set_gpio_mask(struct snd_ice1712 *ice, unsigned int data)
214{
215	outw(data, ICEREG1724(ice, GPIO_WRITE_MASK));
216	if (!ice->vt1720) /* VT1720 supports only 16 GPIO bits */
217		outb((data >> 16) & 0xff, ICEREG1724(ice, GPIO_WRITE_MASK_22));
218	inw(ICEREG1724(ice, GPIO_WRITE_MASK)); /* dummy read for pci-posting */
219}
220
221static unsigned int snd_vt1724_get_gpio_mask(struct snd_ice1712 *ice)
222{
223	unsigned int mask;
224	if (!ice->vt1720)
225		mask = (unsigned int)inb(ICEREG1724(ice, GPIO_WRITE_MASK_22));
226	else
227		mask = 0;
228	mask = (mask << 16) | inw(ICEREG1724(ice, GPIO_WRITE_MASK));
229	return mask;
230}
231
232static void snd_vt1724_set_gpio_data(struct snd_ice1712 *ice, unsigned int data)
233{
234	outw(data, ICEREG1724(ice, GPIO_DATA));
235	if (!ice->vt1720)
236		outb(data >> 16, ICEREG1724(ice, GPIO_DATA_22));
237	inw(ICEREG1724(ice, GPIO_DATA)); /* dummy read for pci-posting */
238}
239
240static unsigned int snd_vt1724_get_gpio_data(struct snd_ice1712 *ice)
241{
242	unsigned int data;
243	if (!ice->vt1720)
244		data = (unsigned int)inb(ICEREG1724(ice, GPIO_DATA_22));
245	else
246		data = 0;
247	data = (data << 16) | inw(ICEREG1724(ice, GPIO_DATA));
248	return data;
249}
250
251/*
252 * MIDI
253 */
254
255static void vt1724_midi_clear_rx(struct snd_ice1712 *ice)
256{
257	unsigned int count;
258
259	for (count = inb(ICEREG1724(ice, MPU_RXFIFO)); count > 0; --count)
260		inb(ICEREG1724(ice, MPU_DATA));
261}
262
263static inline struct snd_rawmidi_substream *
264get_rawmidi_substream(struct snd_ice1712 *ice, unsigned int stream)
265{
266	return list_first_entry(&ice->rmidi[0]->streams[stream].substreams,
267				struct snd_rawmidi_substream, list);
268}
269
270static void enable_midi_irq(struct snd_ice1712 *ice, u8 flag, int enable);
271
272static void vt1724_midi_write(struct snd_ice1712 *ice)
273{
274	struct snd_rawmidi_substream *s;
275	int count, i;
276	u8 buffer[32];
277
278	s = get_rawmidi_substream(ice, SNDRV_RAWMIDI_STREAM_OUTPUT);
279	count = 31 - inb(ICEREG1724(ice, MPU_TXFIFO));
280	if (count > 0) {
281		count = snd_rawmidi_transmit(s, buffer, count);
282		for (i = 0; i < count; ++i)
283			outb(buffer[i], ICEREG1724(ice, MPU_DATA));
284	}
285	/* mask irq when all bytes have been transmitted.
286	 * enabled again in output_trigger when the new data comes in.
287	 */
288	enable_midi_irq(ice, VT1724_IRQ_MPU_TX,
289			!snd_rawmidi_transmit_empty(s));
290}
291
292static void vt1724_midi_read(struct snd_ice1712 *ice)
293{
294	struct snd_rawmidi_substream *s;
295	int count, i;
296	u8 buffer[32];
297
298	s = get_rawmidi_substream(ice, SNDRV_RAWMIDI_STREAM_INPUT);
299	count = inb(ICEREG1724(ice, MPU_RXFIFO));
300	if (count > 0) {
301		count = min(count, 32);
302		for (i = 0; i < count; ++i)
303			buffer[i] = inb(ICEREG1724(ice, MPU_DATA));
304		snd_rawmidi_receive(s, buffer, count);
305	}
306}
307
308/* call with ice->reg_lock */
309static void enable_midi_irq(struct snd_ice1712 *ice, u8 flag, int enable)
310{
311	u8 mask = inb(ICEREG1724(ice, IRQMASK));
312	if (enable)
313		mask &= ~flag;
314	else
315		mask |= flag;
316	outb(mask, ICEREG1724(ice, IRQMASK));
317}
318
319static void vt1724_enable_midi_irq(struct snd_rawmidi_substream *substream,
320				   u8 flag, int enable)
321{
322	struct snd_ice1712 *ice = substream->rmidi->private_data;
323
324	spin_lock_irq(&ice->reg_lock);
325	enable_midi_irq(ice, flag, enable);
326	spin_unlock_irq(&ice->reg_lock);
327}
328
329static int vt1724_midi_output_open(struct snd_rawmidi_substream *s)
330{
331	return 0;
332}
333
334static int vt1724_midi_output_close(struct snd_rawmidi_substream *s)
335{
336	return 0;
337}
338
339static void vt1724_midi_output_trigger(struct snd_rawmidi_substream *s, int up)
340{
341	struct snd_ice1712 *ice = s->rmidi->private_data;
342	unsigned long flags;
343
344	spin_lock_irqsave(&ice->reg_lock, flags);
345	if (up) {
346		ice->midi_output = 1;
347		vt1724_midi_write(ice);
348	} else {
349		ice->midi_output = 0;
350		enable_midi_irq(ice, VT1724_IRQ_MPU_TX, 0);
351	}
352	spin_unlock_irqrestore(&ice->reg_lock, flags);
353}
354
355static void vt1724_midi_output_drain(struct snd_rawmidi_substream *s)
356{
357	struct snd_ice1712 *ice = s->rmidi->private_data;
358	unsigned long timeout;
359
360	vt1724_enable_midi_irq(s, VT1724_IRQ_MPU_TX, 0);
361	/* 32 bytes should be transmitted in less than about 12 ms */
362	timeout = jiffies + msecs_to_jiffies(15);
363	do {
364		if (inb(ICEREG1724(ice, MPU_CTRL)) & VT1724_MPU_TX_EMPTY)
365			break;
366		schedule_timeout_uninterruptible(1);
367	} while (time_after(timeout, jiffies));
368}
369
370static struct snd_rawmidi_ops vt1724_midi_output_ops = {
371	.open = vt1724_midi_output_open,
372	.close = vt1724_midi_output_close,
373	.trigger = vt1724_midi_output_trigger,
374	.drain = vt1724_midi_output_drain,
375};
376
377static int vt1724_midi_input_open(struct snd_rawmidi_substream *s)
378{
379	vt1724_midi_clear_rx(s->rmidi->private_data);
380	vt1724_enable_midi_irq(s, VT1724_IRQ_MPU_RX, 1);
381	return 0;
382}
383
384static int vt1724_midi_input_close(struct snd_rawmidi_substream *s)
385{
386	vt1724_enable_midi_irq(s, VT1724_IRQ_MPU_RX, 0);
387	return 0;
388}
389
390static void vt1724_midi_input_trigger(struct snd_rawmidi_substream *s, int up)
391{
392	struct snd_ice1712 *ice = s->rmidi->private_data;
393	unsigned long flags;
394
395	spin_lock_irqsave(&ice->reg_lock, flags);
396	if (up) {
397		ice->midi_input = 1;
398		vt1724_midi_read(ice);
399	} else {
400		ice->midi_input = 0;
401	}
402	spin_unlock_irqrestore(&ice->reg_lock, flags);
403}
404
405static struct snd_rawmidi_ops vt1724_midi_input_ops = {
406	.open = vt1724_midi_input_open,
407	.close = vt1724_midi_input_close,
408	.trigger = vt1724_midi_input_trigger,
409};
410
411
412/*
413 *  Interrupt handler
414 */
415
416static irqreturn_t snd_vt1724_interrupt(int irq, void *dev_id)
417{
418	struct snd_ice1712 *ice = dev_id;
419	unsigned char status;
420	unsigned char status_mask =
421		VT1724_IRQ_MPU_RX | VT1724_IRQ_MPU_TX | VT1724_IRQ_MTPCM;
422	int handled = 0;
423	int timeout = 0;
424
425	while (1) {
426		status = inb(ICEREG1724(ice, IRQSTAT));
427		status &= status_mask;
428		if (status == 0)
429			break;
430		spin_lock(&ice->reg_lock);
431		if (++timeout > 10) {
432			status = inb(ICEREG1724(ice, IRQSTAT));
433			printk(KERN_ERR "ice1724: Too long irq loop, "
434			       "status = 0x%x\n", status);
435			if (status & VT1724_IRQ_MPU_TX) {
436				printk(KERN_ERR "ice1724: Disabling MPU_TX\n");
437				enable_midi_irq(ice, VT1724_IRQ_MPU_TX, 0);
438			}
439			spin_unlock(&ice->reg_lock);
440			break;
441		}
442		handled = 1;
443		if (status & VT1724_IRQ_MPU_TX) {
444			if (ice->midi_output)
445				vt1724_midi_write(ice);
446			else
447				enable_midi_irq(ice, VT1724_IRQ_MPU_TX, 0);
448			/* Due to mysterical reasons, MPU_TX is always
449			 * generated (and can't be cleared) when a PCM
450			 * playback is going.  So let's ignore at the
451			 * next loop.
452			 */
453			status_mask &= ~VT1724_IRQ_MPU_TX;
454		}
455		if (status & VT1724_IRQ_MPU_RX) {
456			if (ice->midi_input)
457				vt1724_midi_read(ice);
458			else
459				vt1724_midi_clear_rx(ice);
460		}
461		/* ack MPU irq */
462		outb(status, ICEREG1724(ice, IRQSTAT));
463		spin_unlock(&ice->reg_lock);
464		if (status & VT1724_IRQ_MTPCM) {
465			/*
466			 * Multi-track PCM
467			 * PCM assignment are:
468			 * Playback DMA0 (M/C) = playback_pro_substream
469			 * Playback DMA1 = playback_con_substream_ds[0]
470			 * Playback DMA2 = playback_con_substream_ds[1]
471			 * Playback DMA3 = playback_con_substream_ds[2]
472			 * Playback DMA4 (SPDIF) = playback_con_substream
473			 * Record DMA0 = capture_pro_substream
474			 * Record DMA1 = capture_con_substream
475			 */
476			unsigned char mtstat = inb(ICEMT1724(ice, IRQ));
477			if (mtstat & VT1724_MULTI_PDMA0) {
478				if (ice->playback_pro_substream)
479					snd_pcm_period_elapsed(ice->playback_pro_substream);
480			}
481			if (mtstat & VT1724_MULTI_RDMA0) {
482				if (ice->capture_pro_substream)
483					snd_pcm_period_elapsed(ice->capture_pro_substream);
484			}
485			if (mtstat & VT1724_MULTI_PDMA1) {
486				if (ice->playback_con_substream_ds[0])
487					snd_pcm_period_elapsed(ice->playback_con_substream_ds[0]);
488			}
489			if (mtstat & VT1724_MULTI_PDMA2) {
490				if (ice->playback_con_substream_ds[1])
491					snd_pcm_period_elapsed(ice->playback_con_substream_ds[1]);
492			}
493			if (mtstat & VT1724_MULTI_PDMA3) {
494				if (ice->playback_con_substream_ds[2])
495					snd_pcm_period_elapsed(ice->playback_con_substream_ds[2]);
496			}
497			if (mtstat & VT1724_MULTI_PDMA4) {
498				if (ice->playback_con_substream)
499					snd_pcm_period_elapsed(ice->playback_con_substream);
500			}
501			if (mtstat & VT1724_MULTI_RDMA1) {
502				if (ice->capture_con_substream)
503					snd_pcm_period_elapsed(ice->capture_con_substream);
504			}
505			/* ack anyway to avoid freeze */
506			outb(mtstat, ICEMT1724(ice, IRQ));
507			/* ought to really handle this properly */
508			if (mtstat & VT1724_MULTI_FIFO_ERR) {
509				unsigned char fstat = inb(ICEMT1724(ice, DMA_FIFO_ERR));
510				outb(fstat, ICEMT1724(ice, DMA_FIFO_ERR));
511				outb(VT1724_MULTI_FIFO_ERR | inb(ICEMT1724(ice, DMA_INT_MASK)), ICEMT1724(ice, DMA_INT_MASK));
512				/* If I don't do this, I get machine lockup due to continual interrupts */
513			}
514
515		}
516	}
517	return IRQ_RETVAL(handled);
518}
519
520/*
521 *  PCM code - professional part (multitrack)
522 */
523
524static unsigned int rates[] = {
525	8000, 9600, 11025, 12000, 16000, 22050, 24000,
526	32000, 44100, 48000, 64000, 88200, 96000,
527	176400, 192000,
528};
529
530static struct snd_pcm_hw_constraint_list hw_constraints_rates_96 = {
531	.count = ARRAY_SIZE(rates) - 2, /* up to 96000 */
532	.list = rates,
533	.mask = 0,
534};
535
536static struct snd_pcm_hw_constraint_list hw_constraints_rates_48 = {
537	.count = ARRAY_SIZE(rates) - 5, /* up to 48000 */
538	.list = rates,
539	.mask = 0,
540};
541
542static struct snd_pcm_hw_constraint_list hw_constraints_rates_192 = {
543	.count = ARRAY_SIZE(rates),
544	.list = rates,
545	.mask = 0,
546};
547
548struct vt1724_pcm_reg {
549	unsigned int addr;	/* ADDR register offset */
550	unsigned int size;	/* SIZE register offset */
551	unsigned int count;	/* COUNT register offset */
552	unsigned int start;	/* start & pause bit */
553};
554
555static int snd_vt1724_pcm_trigger(struct snd_pcm_substream *substream, int cmd)
556{
557	struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
558	unsigned char what;
559	unsigned char old;
560	struct snd_pcm_substream *s;
561
562	what = 0;
563	snd_pcm_group_for_each_entry(s, substream) {
564		if (snd_pcm_substream_chip(s) == ice) {
565			const struct vt1724_pcm_reg *reg;
566			reg = s->runtime->private_data;
567			what |= reg->start;
568			snd_pcm_trigger_done(s, substream);
569		}
570	}
571
572	switch (cmd) {
573	case SNDRV_PCM_TRIGGER_PAUSE_PUSH:
574	case SNDRV_PCM_TRIGGER_PAUSE_RELEASE:
575		spin_lock(&ice->reg_lock);
576		old = inb(ICEMT1724(ice, DMA_PAUSE));
577		if (cmd == SNDRV_PCM_TRIGGER_PAUSE_PUSH)
578			old |= what;
579		else
580			old &= ~what;
581		outb(old, ICEMT1724(ice, DMA_PAUSE));
582		spin_unlock(&ice->reg_lock);
583		break;
584
585	case SNDRV_PCM_TRIGGER_START:
586	case SNDRV_PCM_TRIGGER_STOP:
587	case SNDRV_PCM_TRIGGER_SUSPEND:
588		spin_lock(&ice->reg_lock);
589		old = inb(ICEMT1724(ice, DMA_CONTROL));
590		if (cmd == SNDRV_PCM_TRIGGER_START)
591			old |= what;
592		else
593			old &= ~what;
594		outb(old, ICEMT1724(ice, DMA_CONTROL));
595		spin_unlock(&ice->reg_lock);
596		break;
597
598	case SNDRV_PCM_TRIGGER_RESUME:
599		/* apps will have to restart stream */
600		break;
601
602	default:
603		return -EINVAL;
604	}
605	return 0;
606}
607
608/*
609 */
610
611#define DMA_STARTS	(VT1724_RDMA0_START|VT1724_PDMA0_START|VT1724_RDMA1_START|\
612	VT1724_PDMA1_START|VT1724_PDMA2_START|VT1724_PDMA3_START|VT1724_PDMA4_START)
613#define DMA_PAUSES	(VT1724_RDMA0_PAUSE|VT1724_PDMA0_PAUSE|VT1724_RDMA1_PAUSE|\
614	VT1724_PDMA1_PAUSE|VT1724_PDMA2_PAUSE|VT1724_PDMA3_PAUSE|VT1724_PDMA4_PAUSE)
615
616static const unsigned int stdclock_rate_list[16] = {
617	48000, 24000, 12000, 9600, 32000, 16000, 8000, 96000, 44100,
618	22050, 11025, 88200, 176400, 0, 192000, 64000
619};
620
621static unsigned int stdclock_get_rate(struct snd_ice1712 *ice)
622{
623	unsigned int rate;
624	rate = stdclock_rate_list[inb(ICEMT1724(ice, RATE)) & 15];
625	return rate;
626}
627
628static void stdclock_set_rate(struct snd_ice1712 *ice, unsigned int rate)
629{
630	int i;
631	for (i = 0; i < ARRAY_SIZE(stdclock_rate_list); i++) {
632		if (stdclock_rate_list[i] == rate) {
633			outb(i, ICEMT1724(ice, RATE));
634			return;
635		}
636	}
637}
638
639static unsigned char stdclock_set_mclk(struct snd_ice1712 *ice,
640				       unsigned int rate)
641{
642	unsigned char val, old;
643	/* check MT02 */
644	if (ice->eeprom.data[ICE_EEP2_ACLINK] & VT1724_CFG_PRO_I2S) {
645		val = old = inb(ICEMT1724(ice, I2S_FORMAT));
646		if (rate > 96000)
647			val |= VT1724_MT_I2S_MCLK_128X; /* 128x MCLK */
648		else
649			val &= ~VT1724_MT_I2S_MCLK_128X; /* 256x MCLK */
650		if (val != old) {
651			outb(val, ICEMT1724(ice, I2S_FORMAT));
652			/* master clock changed */
653			return 1;
654		}
655	}
656	/* no change in master clock */
657	return 0;
658}
659
660static int snd_vt1724_set_pro_rate(struct snd_ice1712 *ice, unsigned int rate,
661				    int force)
662{
663	unsigned long flags;
664	unsigned char mclk_change;
665	unsigned int i, old_rate;
666
667	if (rate > ice->hw_rates->list[ice->hw_rates->count - 1])
668		return -EINVAL;
669
670	spin_lock_irqsave(&ice->reg_lock, flags);
671	if ((inb(ICEMT1724(ice, DMA_CONTROL)) & DMA_STARTS) ||
672	    (inb(ICEMT1724(ice, DMA_PAUSE)) & DMA_PAUSES)) {
673		/* running? we cannot change the rate now... */
674		spin_unlock_irqrestore(&ice->reg_lock, flags);
675		return ((rate == ice->cur_rate) && !force) ? 0 : -EBUSY;
676	}
677	if (!force && is_pro_rate_locked(ice)) {
678		/* comparing required and current rate - makes sense for
679		 * internal clock only */
680		spin_unlock_irqrestore(&ice->reg_lock, flags);
681		return (rate == ice->cur_rate) ? 0 : -EBUSY;
682	}
683
684	if (force || !ice->is_spdif_master(ice)) {
685		/* force means the rate was switched by ucontrol, otherwise
686		 * setting clock rate for internal clock mode */
687		old_rate = ice->get_rate(ice);
688		if (force || (old_rate != rate))
689			ice->set_rate(ice, rate);
690		else if (rate == ice->cur_rate) {
691			spin_unlock_irqrestore(&ice->reg_lock, flags);
692			return 0;
693		}
694	}
695
696	ice->cur_rate = rate;
697
698	/* setting master clock */
699	mclk_change = ice->set_mclk(ice, rate);
700
701	spin_unlock_irqrestore(&ice->reg_lock, flags);
702
703	if (mclk_change && ice->gpio.i2s_mclk_changed)
704		ice->gpio.i2s_mclk_changed(ice);
705	if (ice->gpio.set_pro_rate)
706		ice->gpio.set_pro_rate(ice, rate);
707
708	/* set up codecs */
709	for (i = 0; i < ice->akm_codecs; i++) {
710		if (ice->akm[i].ops.set_rate_val)
711			ice->akm[i].ops.set_rate_val(&ice->akm[i], rate);
712	}
713	if (ice->spdif.ops.setup_rate)
714		ice->spdif.ops.setup_rate(ice, rate);
715
716	return 0;
717}
718
719static int snd_vt1724_pcm_hw_params(struct snd_pcm_substream *substream,
720				    struct snd_pcm_hw_params *hw_params)
721{
722	struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
723	int i, chs, err;
724
725	chs = params_channels(hw_params);
726	mutex_lock(&ice->open_mutex);
727	/* mark surround channels */
728	if (substream == ice->playback_pro_substream) {
729		/* PDMA0 can be multi-channel up to 8 */
730		chs = chs / 2 - 1;
731		for (i = 0; i < chs; i++) {
732			if (ice->pcm_reserved[i] &&
733			    ice->pcm_reserved[i] != substream) {
734				mutex_unlock(&ice->open_mutex);
735				return -EBUSY;
736			}
737			ice->pcm_reserved[i] = substream;
738		}
739		for (; i < 3; i++) {
740			if (ice->pcm_reserved[i] == substream)
741				ice->pcm_reserved[i] = NULL;
742		}
743	} else {
744		for (i = 0; i < 3; i++) {
745			/* check individual playback stream */
746			if (ice->playback_con_substream_ds[i] == substream) {
747				if (ice->pcm_reserved[i] &&
748				    ice->pcm_reserved[i] != substream) {
749					mutex_unlock(&ice->open_mutex);
750					return -EBUSY;
751				}
752				ice->pcm_reserved[i] = substream;
753				break;
754			}
755		}
756	}
757	mutex_unlock(&ice->open_mutex);
758
759	err = snd_vt1724_set_pro_rate(ice, params_rate(hw_params), 0);
760	if (err < 0)
761		return err;
762
763	return snd_pcm_lib_malloc_pages(substream, params_buffer_bytes(hw_params));
764}
765
766static int snd_vt1724_pcm_hw_free(struct snd_pcm_substream *substream)
767{
768	struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
769	int i;
770
771	mutex_lock(&ice->open_mutex);
772	/* unmark surround channels */
773	for (i = 0; i < 3; i++)
774		if (ice->pcm_reserved[i] == substream)
775			ice->pcm_reserved[i] = NULL;
776	mutex_unlock(&ice->open_mutex);
777	return snd_pcm_lib_free_pages(substream);
778}
779
780static int snd_vt1724_playback_pro_prepare(struct snd_pcm_substream *substream)
781{
782	struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
783	unsigned char val;
784	unsigned int size;
785
786	spin_lock_irq(&ice->reg_lock);
787	val = (8 - substream->runtime->channels) >> 1;
788	outb(val, ICEMT1724(ice, BURST));
789
790	outl(substream->runtime->dma_addr, ICEMT1724(ice, PLAYBACK_ADDR));
791
792	size = (snd_pcm_lib_buffer_bytes(substream) >> 2) - 1;
793	/* outl(size, ICEMT1724(ice, PLAYBACK_SIZE)); */
794	outw(size, ICEMT1724(ice, PLAYBACK_SIZE));
795	outb(size >> 16, ICEMT1724(ice, PLAYBACK_SIZE) + 2);
796	size = (snd_pcm_lib_period_bytes(substream) >> 2) - 1;
797	/* outl(size, ICEMT1724(ice, PLAYBACK_COUNT)); */
798	outw(size, ICEMT1724(ice, PLAYBACK_COUNT));
799	outb(size >> 16, ICEMT1724(ice, PLAYBACK_COUNT) + 2);
800
801	spin_unlock_irq(&ice->reg_lock);
802
803	/*
804	printk(KERN_DEBUG "pro prepare: ch = %d, addr = 0x%x, "
805	       "buffer = 0x%x, period = 0x%x\n",
806	       substream->runtime->channels,
807	       (unsigned int)substream->runtime->dma_addr,
808	       snd_pcm_lib_buffer_bytes(substream),
809	       snd_pcm_lib_period_bytes(substream));
810	*/
811	return 0;
812}
813
814static snd_pcm_uframes_t snd_vt1724_playback_pro_pointer(struct snd_pcm_substream *substream)
815{
816	struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
817	size_t ptr;
818
819	if (!(inl(ICEMT1724(ice, DMA_CONTROL)) & VT1724_PDMA0_START))
820		return 0;
821	ptr = inl(ICEMT1724(ice, PLAYBACK_SIZE)) & 0xffffff;
822	ptr = (ptr + 1) << 2;
823	ptr = bytes_to_frames(substream->runtime, ptr);
824	if (!ptr)
825		;
826	else if (ptr <= substream->runtime->buffer_size)
827		ptr = substream->runtime->buffer_size - ptr;
828	else {
829		snd_printd("ice1724: invalid ptr %d (size=%d)\n",
830			   (int)ptr, (int)substream->runtime->buffer_size);
831		ptr = 0;
832	}
833	return ptr;
834}
835
836static int snd_vt1724_pcm_prepare(struct snd_pcm_substream *substream)
837{
838	struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
839	const struct vt1724_pcm_reg *reg = substream->runtime->private_data;
840
841	spin_lock_irq(&ice->reg_lock);
842	outl(substream->runtime->dma_addr, ice->profi_port + reg->addr);
843	outw((snd_pcm_lib_buffer_bytes(substream) >> 2) - 1,
844	     ice->profi_port + reg->size);
845	outw((snd_pcm_lib_period_bytes(substream) >> 2) - 1,
846	     ice->profi_port + reg->count);
847	spin_unlock_irq(&ice->reg_lock);
848	return 0;
849}
850
851static snd_pcm_uframes_t snd_vt1724_pcm_pointer(struct snd_pcm_substream *substream)
852{
853	struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
854	const struct vt1724_pcm_reg *reg = substream->runtime->private_data;
855	size_t ptr;
856
857	if (!(inl(ICEMT1724(ice, DMA_CONTROL)) & reg->start))
858		return 0;
859	ptr = inw(ice->profi_port + reg->size);
860	ptr = (ptr + 1) << 2;
861	ptr = bytes_to_frames(substream->runtime, ptr);
862	if (!ptr)
863		;
864	else if (ptr <= substream->runtime->buffer_size)
865		ptr = substream->runtime->buffer_size - ptr;
866	else {
867		snd_printd("ice1724: invalid ptr %d (size=%d)\n",
868			   (int)ptr, (int)substream->runtime->buffer_size);
869		ptr = 0;
870	}
871	return ptr;
872}
873
874static const struct vt1724_pcm_reg vt1724_pdma0_reg = {
875	.addr = VT1724_MT_PLAYBACK_ADDR,
876	.size = VT1724_MT_PLAYBACK_SIZE,
877	.count = VT1724_MT_PLAYBACK_COUNT,
878	.start = VT1724_PDMA0_START,
879};
880
881static const struct vt1724_pcm_reg vt1724_pdma4_reg = {
882	.addr = VT1724_MT_PDMA4_ADDR,
883	.size = VT1724_MT_PDMA4_SIZE,
884	.count = VT1724_MT_PDMA4_COUNT,
885	.start = VT1724_PDMA4_START,
886};
887
888static const struct vt1724_pcm_reg vt1724_rdma0_reg = {
889	.addr = VT1724_MT_CAPTURE_ADDR,
890	.size = VT1724_MT_CAPTURE_SIZE,
891	.count = VT1724_MT_CAPTURE_COUNT,
892	.start = VT1724_RDMA0_START,
893};
894
895static const struct vt1724_pcm_reg vt1724_rdma1_reg = {
896	.addr = VT1724_MT_RDMA1_ADDR,
897	.size = VT1724_MT_RDMA1_SIZE,
898	.count = VT1724_MT_RDMA1_COUNT,
899	.start = VT1724_RDMA1_START,
900};
901
902#define vt1724_playback_pro_reg vt1724_pdma0_reg
903#define vt1724_playback_spdif_reg vt1724_pdma4_reg
904#define vt1724_capture_pro_reg vt1724_rdma0_reg
905#define vt1724_capture_spdif_reg vt1724_rdma1_reg
906
907static const struct snd_pcm_hardware snd_vt1724_playback_pro = {
908	.info =			(SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_INTERLEAVED |
909				 SNDRV_PCM_INFO_BLOCK_TRANSFER |
910				 SNDRV_PCM_INFO_MMAP_VALID |
911				 SNDRV_PCM_INFO_PAUSE | SNDRV_PCM_INFO_SYNC_START),
912	.formats =		SNDRV_PCM_FMTBIT_S32_LE,
913	.rates =		SNDRV_PCM_RATE_KNOT | SNDRV_PCM_RATE_8000_192000,
914	.rate_min =		8000,
915	.rate_max =		192000,
916	.channels_min =		2,
917	.channels_max =		8,
918	.buffer_bytes_max =	(1UL << 21),	/* 19bits dword */
919	.period_bytes_min =	8 * 4 * 2,
920	.period_bytes_max =	(1UL << 21),
921	.periods_min =		2,
922	.periods_max =		1024,
923};
924
925static const struct snd_pcm_hardware snd_vt1724_spdif = {
926	.info =			(SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_INTERLEAVED |
927				 SNDRV_PCM_INFO_BLOCK_TRANSFER |
928				 SNDRV_PCM_INFO_MMAP_VALID |
929				 SNDRV_PCM_INFO_PAUSE | SNDRV_PCM_INFO_SYNC_START),
930	.formats =		SNDRV_PCM_FMTBIT_S32_LE,
931	.rates =	        (SNDRV_PCM_RATE_32000|SNDRV_PCM_RATE_44100|
932				 SNDRV_PCM_RATE_48000|SNDRV_PCM_RATE_88200|
933				 SNDRV_PCM_RATE_96000|SNDRV_PCM_RATE_176400|
934				 SNDRV_PCM_RATE_192000),
935	.rate_min =		32000,
936	.rate_max =		192000,
937	.channels_min =		2,
938	.channels_max =		2,
939	.buffer_bytes_max =	(1UL << 18),	/* 16bits dword */
940	.period_bytes_min =	2 * 4 * 2,
941	.period_bytes_max =	(1UL << 18),
942	.periods_min =		2,
943	.periods_max =		1024,
944};
945
946static const struct snd_pcm_hardware snd_vt1724_2ch_stereo = {
947	.info =			(SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_INTERLEAVED |
948				 SNDRV_PCM_INFO_BLOCK_TRANSFER |
949				 SNDRV_PCM_INFO_MMAP_VALID |
950				 SNDRV_PCM_INFO_PAUSE | SNDRV_PCM_INFO_SYNC_START),
951	.formats =		SNDRV_PCM_FMTBIT_S32_LE,
952	.rates =		SNDRV_PCM_RATE_KNOT | SNDRV_PCM_RATE_8000_192000,
953	.rate_min =		8000,
954	.rate_max =		192000,
955	.channels_min =		2,
956	.channels_max =		2,
957	.buffer_bytes_max =	(1UL << 18),	/* 16bits dword */
958	.period_bytes_min =	2 * 4 * 2,
959	.period_bytes_max =	(1UL << 18),
960	.periods_min =		2,
961	.periods_max =		1024,
962};
963
964/*
965 * set rate constraints
966 */
967static void set_std_hw_rates(struct snd_ice1712 *ice)
968{
969	if (ice->eeprom.data[ICE_EEP2_ACLINK] & VT1724_CFG_PRO_I2S) {
970		/* I2S */
971		/* VT1720 doesn't support more than 96kHz */
972		if ((ice->eeprom.data[ICE_EEP2_I2S] & 0x08) && !ice->vt1720)
973			ice->hw_rates = &hw_constraints_rates_192;
974		else
975			ice->hw_rates = &hw_constraints_rates_96;
976	} else {
977		/* ACLINK */
978		ice->hw_rates = &hw_constraints_rates_48;
979	}
980}
981
982static int set_rate_constraints(struct snd_ice1712 *ice,
983				struct snd_pcm_substream *substream)
984{
985	struct snd_pcm_runtime *runtime = substream->runtime;
986
987	runtime->hw.rate_min = ice->hw_rates->list[0];
988	runtime->hw.rate_max = ice->hw_rates->list[ice->hw_rates->count - 1];
989	runtime->hw.rates = SNDRV_PCM_RATE_KNOT;
990	return snd_pcm_hw_constraint_list(runtime, 0,
991					  SNDRV_PCM_HW_PARAM_RATE,
992					  ice->hw_rates);
993}
994
995/* multi-channel playback needs alignment 8x32bit regardless of the channels
996 * actually used
997 */
998#define VT1724_BUFFER_ALIGN	0x20
999
1000static int snd_vt1724_playback_pro_open(struct snd_pcm_substream *substream)
1001{
1002	struct snd_pcm_runtime *runtime = substream->runtime;
1003	struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
1004	int chs, num_indeps;
1005
1006	runtime->private_data = (void *)&vt1724_playback_pro_reg;
1007	ice->playback_pro_substream = substream;
1008	runtime->hw = snd_vt1724_playback_pro;
1009	snd_pcm_set_sync(substream);
1010	snd_pcm_hw_constraint_msbits(runtime, 0, 32, 24);
1011	set_rate_constraints(ice, substream);
1012	mutex_lock(&ice->open_mutex);
1013	/* calculate the currently available channels */
1014	num_indeps = ice->num_total_dacs / 2 - 1;
1015	for (chs = 0; chs < num_indeps; chs++) {
1016		if (ice->pcm_reserved[chs])
1017			break;
1018	}
1019	chs = (chs + 1) * 2;
1020	runtime->hw.channels_max = chs;
1021	if (chs > 2) /* channels must be even */
1022		snd_pcm_hw_constraint_step(runtime, 0, SNDRV_PCM_HW_PARAM_CHANNELS, 2);
1023	mutex_unlock(&ice->open_mutex);
1024	snd_pcm_hw_constraint_step(runtime, 0, SNDRV_PCM_HW_PARAM_PERIOD_BYTES,
1025				   VT1724_BUFFER_ALIGN);
1026	snd_pcm_hw_constraint_step(runtime, 0, SNDRV_PCM_HW_PARAM_BUFFER_BYTES,
1027				   VT1724_BUFFER_ALIGN);
1028	if (ice->pro_open)
1029		ice->pro_open(ice, substream);
1030	return 0;
1031}
1032
1033static int snd_vt1724_capture_pro_open(struct snd_pcm_substream *substream)
1034{
1035	struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
1036	struct snd_pcm_runtime *runtime = substream->runtime;
1037
1038	runtime->private_data = (void *)&vt1724_capture_pro_reg;
1039	ice->capture_pro_substream = substream;
1040	runtime->hw = snd_vt1724_2ch_stereo;
1041	snd_pcm_set_sync(substream);
1042	snd_pcm_hw_constraint_msbits(runtime, 0, 32, 24);
1043	set_rate_constraints(ice, substream);
1044	snd_pcm_hw_constraint_step(runtime, 0, SNDRV_PCM_HW_PARAM_PERIOD_BYTES,
1045				   VT1724_BUFFER_ALIGN);
1046	snd_pcm_hw_constraint_step(runtime, 0, SNDRV_PCM_HW_PARAM_BUFFER_BYTES,
1047				   VT1724_BUFFER_ALIGN);
1048	if (ice->pro_open)
1049		ice->pro_open(ice, substream);
1050	return 0;
1051}
1052
1053static int snd_vt1724_playback_pro_close(struct snd_pcm_substream *substream)
1054{
1055	struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
1056
1057	if (PRO_RATE_RESET)
1058		snd_vt1724_set_pro_rate(ice, ice->pro_rate_default, 0);
1059	ice->playback_pro_substream = NULL;
1060
1061	return 0;
1062}
1063
1064static int snd_vt1724_capture_pro_close(struct snd_pcm_substream *substream)
1065{
1066	struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
1067
1068	if (PRO_RATE_RESET)
1069		snd_vt1724_set_pro_rate(ice, ice->pro_rate_default, 0);
1070	ice->capture_pro_substream = NULL;
1071	return 0;
1072}
1073
1074static struct snd_pcm_ops snd_vt1724_playback_pro_ops = {
1075	.open =		snd_vt1724_playback_pro_open,
1076	.close =	snd_vt1724_playback_pro_close,
1077	.ioctl =	snd_pcm_lib_ioctl,
1078	.hw_params =	snd_vt1724_pcm_hw_params,
1079	.hw_free =	snd_vt1724_pcm_hw_free,
1080	.prepare =	snd_vt1724_playback_pro_prepare,
1081	.trigger =	snd_vt1724_pcm_trigger,
1082	.pointer =	snd_vt1724_playback_pro_pointer,
1083};
1084
1085static struct snd_pcm_ops snd_vt1724_capture_pro_ops = {
1086	.open =		snd_vt1724_capture_pro_open,
1087	.close =	snd_vt1724_capture_pro_close,
1088	.ioctl =	snd_pcm_lib_ioctl,
1089	.hw_params =	snd_vt1724_pcm_hw_params,
1090	.hw_free =	snd_vt1724_pcm_hw_free,
1091	.prepare =	snd_vt1724_pcm_prepare,
1092	.trigger =	snd_vt1724_pcm_trigger,
1093	.pointer =	snd_vt1724_pcm_pointer,
1094};
1095
1096static int __devinit snd_vt1724_pcm_profi(struct snd_ice1712 *ice, int device)
1097{
1098	struct snd_pcm *pcm;
1099	int err;
1100
1101	err = snd_pcm_new(ice->card, "ICE1724", device, 1, 1, &pcm);
1102	if (err < 0)
1103		return err;
1104
1105	snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_PLAYBACK, &snd_vt1724_playback_pro_ops);
1106	snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_CAPTURE, &snd_vt1724_capture_pro_ops);
1107
1108	pcm->private_data = ice;
1109	pcm->info_flags = 0;
1110	strcpy(pcm->name, "ICE1724");
1111
1112	snd_pcm_lib_preallocate_pages_for_all(pcm, SNDRV_DMA_TYPE_DEV,
1113					      snd_dma_pci_data(ice->pci),
1114					      256*1024, 256*1024);
1115
1116	ice->pcm_pro = pcm;
1117
1118	return 0;
1119}
1120
1121
1122/*
1123 * SPDIF PCM
1124 */
1125
1126/* update spdif control bits; call with reg_lock */
1127static void update_spdif_bits(struct snd_ice1712 *ice, unsigned int val)
1128{
1129	unsigned char cbit, disabled;
1130
1131	cbit = inb(ICEREG1724(ice, SPDIF_CFG));
1132	disabled = cbit & ~VT1724_CFG_SPDIF_OUT_EN;
1133	if (cbit != disabled)
1134		outb(disabled, ICEREG1724(ice, SPDIF_CFG));
1135	outw(val, ICEMT1724(ice, SPDIF_CTRL));
1136	if (cbit != disabled)
1137		outb(cbit, ICEREG1724(ice, SPDIF_CFG));
1138	outw(val, ICEMT1724(ice, SPDIF_CTRL));
1139}
1140
1141/* update SPDIF control bits according to the given rate */
1142static void update_spdif_rate(struct snd_ice1712 *ice, unsigned int rate)
1143{
1144	unsigned int val, nval;
1145	unsigned long flags;
1146
1147	spin_lock_irqsave(&ice->reg_lock, flags);
1148	nval = val = inw(ICEMT1724(ice, SPDIF_CTRL));
1149	nval &= ~(7 << 12);
1150	switch (rate) {
1151	case 44100: break;
1152	case 48000: nval |= 2 << 12; break;
1153	case 32000: nval |= 3 << 12; break;
1154	case 88200: nval |= 4 << 12; break;
1155	case 96000: nval |= 5 << 12; break;
1156	case 192000: nval |= 6 << 12; break;
1157	case 176400: nval |= 7 << 12; break;
1158	}
1159	if (val != nval)
1160		update_spdif_bits(ice, nval);
1161	spin_unlock_irqrestore(&ice->reg_lock, flags);
1162}
1163
1164static int snd_vt1724_playback_spdif_prepare(struct snd_pcm_substream *substream)
1165{
1166	struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
1167	if (!ice->force_pdma4)
1168		update_spdif_rate(ice, substream->runtime->rate);
1169	return snd_vt1724_pcm_prepare(substream);
1170}
1171
1172static int snd_vt1724_playback_spdif_open(struct snd_pcm_substream *substream)
1173{
1174	struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
1175	struct snd_pcm_runtime *runtime = substream->runtime;
1176
1177	runtime->private_data = (void *)&vt1724_playback_spdif_reg;
1178	ice->playback_con_substream = substream;
1179	if (ice->force_pdma4) {
1180		runtime->hw = snd_vt1724_2ch_stereo;
1181		set_rate_constraints(ice, substream);
1182	} else
1183		runtime->hw = snd_vt1724_spdif;
1184	snd_pcm_set_sync(substream);
1185	snd_pcm_hw_constraint_msbits(runtime, 0, 32, 24);
1186	snd_pcm_hw_constraint_step(runtime, 0, SNDRV_PCM_HW_PARAM_PERIOD_BYTES,
1187				   VT1724_BUFFER_ALIGN);
1188	snd_pcm_hw_constraint_step(runtime, 0, SNDRV_PCM_HW_PARAM_BUFFER_BYTES,
1189				   VT1724_BUFFER_ALIGN);
1190	if (ice->spdif.ops.open)
1191		ice->spdif.ops.open(ice, substream);
1192	return 0;
1193}
1194
1195static int snd_vt1724_playback_spdif_close(struct snd_pcm_substream *substream)
1196{
1197	struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
1198
1199	if (PRO_RATE_RESET)
1200		snd_vt1724_set_pro_rate(ice, ice->pro_rate_default, 0);
1201	ice->playback_con_substream = NULL;
1202	if (ice->spdif.ops.close)
1203		ice->spdif.ops.close(ice, substream);
1204
1205	return 0;
1206}
1207
1208static int snd_vt1724_capture_spdif_open(struct snd_pcm_substream *substream)
1209{
1210	struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
1211	struct snd_pcm_runtime *runtime = substream->runtime;
1212
1213	runtime->private_data = (void *)&vt1724_capture_spdif_reg;
1214	ice->capture_con_substream = substream;
1215	if (ice->force_rdma1) {
1216		runtime->hw = snd_vt1724_2ch_stereo;
1217		set_rate_constraints(ice, substream);
1218	} else
1219		runtime->hw = snd_vt1724_spdif;
1220	snd_pcm_set_sync(substream);
1221	snd_pcm_hw_constraint_msbits(runtime, 0, 32, 24);
1222	snd_pcm_hw_constraint_step(runtime, 0, SNDRV_PCM_HW_PARAM_PERIOD_BYTES,
1223				   VT1724_BUFFER_ALIGN);
1224	snd_pcm_hw_constraint_step(runtime, 0, SNDRV_PCM_HW_PARAM_BUFFER_BYTES,
1225				   VT1724_BUFFER_ALIGN);
1226	if (ice->spdif.ops.open)
1227		ice->spdif.ops.open(ice, substream);
1228	return 0;
1229}
1230
1231static int snd_vt1724_capture_spdif_close(struct snd_pcm_substream *substream)
1232{
1233	struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
1234
1235	if (PRO_RATE_RESET)
1236		snd_vt1724_set_pro_rate(ice, ice->pro_rate_default, 0);
1237	ice->capture_con_substream = NULL;
1238	if (ice->spdif.ops.close)
1239		ice->spdif.ops.close(ice, substream);
1240
1241	return 0;
1242}
1243
1244static struct snd_pcm_ops snd_vt1724_playback_spdif_ops = {
1245	.open =		snd_vt1724_playback_spdif_open,
1246	.close =	snd_vt1724_playback_spdif_close,
1247	.ioctl =	snd_pcm_lib_ioctl,
1248	.hw_params =	snd_vt1724_pcm_hw_params,
1249	.hw_free =	snd_vt1724_pcm_hw_free,
1250	.prepare =	snd_vt1724_playback_spdif_prepare,
1251	.trigger =	snd_vt1724_pcm_trigger,
1252	.pointer =	snd_vt1724_pcm_pointer,
1253};
1254
1255static struct snd_pcm_ops snd_vt1724_capture_spdif_ops = {
1256	.open =		snd_vt1724_capture_spdif_open,
1257	.close =	snd_vt1724_capture_spdif_close,
1258	.ioctl =	snd_pcm_lib_ioctl,
1259	.hw_params =	snd_vt1724_pcm_hw_params,
1260	.hw_free =	snd_vt1724_pcm_hw_free,
1261	.prepare =	snd_vt1724_pcm_prepare,
1262	.trigger =	snd_vt1724_pcm_trigger,
1263	.pointer =	snd_vt1724_pcm_pointer,
1264};
1265
1266
1267static int __devinit snd_vt1724_pcm_spdif(struct snd_ice1712 *ice, int device)
1268{
1269	char *name;
1270	struct snd_pcm *pcm;
1271	int play, capt;
1272	int err;
1273
1274	if (ice->force_pdma4 ||
1275	    (ice->eeprom.data[ICE_EEP2_SPDIF] & VT1724_CFG_SPDIF_OUT_INT)) {
1276		play = 1;
1277		ice->has_spdif = 1;
1278	} else
1279		play = 0;
1280	if (ice->force_rdma1 ||
1281	    (ice->eeprom.data[ICE_EEP2_SPDIF] & VT1724_CFG_SPDIF_IN)) {
1282		capt = 1;
1283		ice->has_spdif = 1;
1284	} else
1285		capt = 0;
1286	if (!play && !capt)
1287		return 0; /* no spdif device */
1288
1289	if (ice->force_pdma4 || ice->force_rdma1)
1290		name = "ICE1724 Secondary";
1291	else
1292		name = "ICE1724 IEC958";
1293	err = snd_pcm_new(ice->card, name, device, play, capt, &pcm);
1294	if (err < 0)
1295		return err;
1296
1297	if (play)
1298		snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_PLAYBACK,
1299				&snd_vt1724_playback_spdif_ops);
1300	if (capt)
1301		snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_CAPTURE,
1302				&snd_vt1724_capture_spdif_ops);
1303
1304	pcm->private_data = ice;
1305	pcm->info_flags = 0;
1306	strcpy(pcm->name, name);
1307
1308	snd_pcm_lib_preallocate_pages_for_all(pcm, SNDRV_DMA_TYPE_DEV,
1309					      snd_dma_pci_data(ice->pci),
1310					      256*1024, 256*1024);
1311
1312	ice->pcm = pcm;
1313
1314	return 0;
1315}
1316
1317
1318/*
1319 * independent surround PCMs
1320 */
1321
1322static const struct vt1724_pcm_reg vt1724_playback_dma_regs[3] = {
1323	{
1324		.addr = VT1724_MT_PDMA1_ADDR,
1325		.size = VT1724_MT_PDMA1_SIZE,
1326		.count = VT1724_MT_PDMA1_COUNT,
1327		.start = VT1724_PDMA1_START,
1328	},
1329	{
1330		.addr = VT1724_MT_PDMA2_ADDR,
1331		.size = VT1724_MT_PDMA2_SIZE,
1332		.count = VT1724_MT_PDMA2_COUNT,
1333		.start = VT1724_PDMA2_START,
1334	},
1335	{
1336		.addr = VT1724_MT_PDMA3_ADDR,
1337		.size = VT1724_MT_PDMA3_SIZE,
1338		.count = VT1724_MT_PDMA3_COUNT,
1339		.start = VT1724_PDMA3_START,
1340	},
1341};
1342
1343static int snd_vt1724_playback_indep_prepare(struct snd_pcm_substream *substream)
1344{
1345	struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
1346	unsigned char val;
1347
1348	spin_lock_irq(&ice->reg_lock);
1349	val = 3 - substream->number;
1350	if (inb(ICEMT1724(ice, BURST)) < val)
1351		outb(val, ICEMT1724(ice, BURST));
1352	spin_unlock_irq(&ice->reg_lock);
1353	return snd_vt1724_pcm_prepare(substream);
1354}
1355
1356static int snd_vt1724_playback_indep_open(struct snd_pcm_substream *substream)
1357{
1358	struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
1359	struct snd_pcm_runtime *runtime = substream->runtime;
1360
1361	mutex_lock(&ice->open_mutex);
1362	/* already used by PDMA0? */
1363	if (ice->pcm_reserved[substream->number]) {
1364		mutex_unlock(&ice->open_mutex);
1365		return -EBUSY;
1366	}
1367	mutex_unlock(&ice->open_mutex);
1368	runtime->private_data = (void *)&vt1724_playback_dma_regs[substream->number];
1369	ice->playback_con_substream_ds[substream->number] = substream;
1370	runtime->hw = snd_vt1724_2ch_stereo;
1371	snd_pcm_set_sync(substream);
1372	snd_pcm_hw_constraint_msbits(runtime, 0, 32, 24);
1373	set_rate_constraints(ice, substream);
1374	return 0;
1375}
1376
1377static int snd_vt1724_playback_indep_close(struct snd_pcm_substream *substream)
1378{
1379	struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);
1380
1381	if (PRO_RATE_RESET)
1382		snd_vt1724_set_pro_rate(ice, ice->pro_rate_default, 0);
1383	ice->playback_con_substream_ds[substream->number] = NULL;
1384	ice->pcm_reserved[substream->number] = NULL;
1385
1386	return 0;
1387}
1388
1389static struct snd_pcm_ops snd_vt1724_playback_indep_ops = {
1390	.open =		snd_vt1724_playback_indep_open,
1391	.close =	snd_vt1724_playback_indep_close,
1392	.ioctl =	snd_pcm_lib_ioctl,
1393	.hw_params =	snd_vt1724_pcm_hw_params,
1394	.hw_free =	snd_vt1724_pcm_hw_free,
1395	.prepare =	snd_vt1724_playback_indep_prepare,
1396	.trigger =	snd_vt1724_pcm_trigger,
1397	.pointer =	snd_vt1724_pcm_pointer,
1398};
1399
1400
1401static int __devinit snd_vt1724_pcm_indep(struct snd_ice1712 *ice, int device)
1402{
1403	struct snd_pcm *pcm;
1404	int play;
1405	int err;
1406
1407	play = ice->num_total_dacs / 2 - 1;
1408	if (play <= 0)
1409		return 0;
1410
1411	err = snd_pcm_new(ice->card, "ICE1724 Surrounds", device, play, 0, &pcm);
1412	if (err < 0)
1413		return err;
1414
1415	snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_PLAYBACK,
1416			&snd_vt1724_playback_indep_ops);
1417
1418	pcm->private_data = ice;
1419	pcm->info_flags = 0;
1420	strcpy(pcm->name, "ICE1724 Surround PCM");
1421
1422	snd_pcm_lib_preallocate_pages_for_all(pcm, SNDRV_DMA_TYPE_DEV,
1423					      snd_dma_pci_data(ice->pci),
1424					      256*1024, 256*1024);
1425
1426	ice->pcm_ds = pcm;
1427
1428	return 0;
1429}
1430
1431
1432/*
1433 *  Mixer section
1434 */
1435
1436static int __devinit snd_vt1724_ac97_mixer(struct snd_ice1712 *ice)
1437{
1438	int err;
1439
1440	if (!(ice->eeprom.data[ICE_EEP2_ACLINK] & VT1724_CFG_PRO_I2S)) {
1441		struct snd_ac97_bus *pbus;
1442		struct snd_ac97_template ac97;
1443		static struct snd_ac97_bus_ops ops = {
1444			.write = snd_vt1724_ac97_write,
1445			.read = snd_vt1724_ac97_read,
1446		};
1447
1448		/* cold reset */
1449		outb(inb(ICEMT1724(ice, AC97_CMD)) | 0x80, ICEMT1724(ice, AC97_CMD));
1450		mdelay(5);
1451		outb(inb(ICEMT1724(ice, AC97_CMD)) & ~0x80, ICEMT1724(ice, AC97_CMD));
1452
1453		err = snd_ac97_bus(ice->card, 0, &ops, NULL, &pbus);
1454		if (err < 0)
1455			return err;
1456		memset(&ac97, 0, sizeof(ac97));
1457		ac97.private_data = ice;
1458		err = snd_ac97_mixer(pbus, &ac97, &ice->ac97);
1459		if (err < 0)
1460			printk(KERN_WARNING "ice1712: cannot initialize pro ac97, skipped\n");
1461		else
1462			return 0;
1463	}
1464	/* I2S mixer only */
1465	strcat(ice->card->mixername, "ICE1724 - multitrack");
1466	return 0;
1467}
1468
1469/*
1470 *
1471 */
1472
1473static inline unsigned int eeprom_triple(struct snd_ice1712 *ice, int idx)
1474{
1475	return (unsigned int)ice->eeprom.data[idx] | \
1476		((unsigned int)ice->eeprom.data[idx + 1] << 8) | \
1477		((unsigned int)ice->eeprom.data[idx + 2] << 16);
1478}
1479
1480static void snd_vt1724_proc_read(struct snd_info_entry *entry,
1481				 struct snd_info_buffer *buffer)
1482{
1483	struct snd_ice1712 *ice = entry->private_data;
1484	unsigned int idx;
1485
1486	snd_iprintf(buffer, "%s\n\n", ice->card->longname);
1487	snd_iprintf(buffer, "EEPROM:\n");
1488
1489	snd_iprintf(buffer, "  Subvendor        : 0x%x\n", ice->eeprom.subvendor);
1490	snd_iprintf(buffer, "  Size             : %i bytes\n", ice->eeprom.size);
1491	snd_iprintf(buffer, "  Version          : %i\n", ice->eeprom.version);
1492	snd_iprintf(buffer, "  System Config    : 0x%x\n",
1493		    ice->eeprom.data[ICE_EEP2_SYSCONF]);
1494	snd_iprintf(buffer, "  ACLink           : 0x%x\n",
1495		    ice->eeprom.data[ICE_EEP2_ACLINK]);
1496	snd_iprintf(buffer, "  I2S              : 0x%x\n",
1497		    ice->eeprom.data[ICE_EEP2_I2S]);
1498	snd_iprintf(buffer, "  S/PDIF           : 0x%x\n",
1499		    ice->eeprom.data[ICE_EEP2_SPDIF]);
1500	snd_iprintf(buffer, "  GPIO direction   : 0x%x\n",
1501		    ice->eeprom.gpiodir);
1502	snd_iprintf(buffer, "  GPIO mask        : 0x%x\n",
1503		    ice->eeprom.gpiomask);
1504	snd_iprintf(buffer, "  GPIO state       : 0x%x\n",
1505		    ice->eeprom.gpiostate);
1506	for (idx = 0x12; idx < ice->eeprom.size; idx++)
1507		snd_iprintf(buffer, "  Extra #%02i        : 0x%x\n",
1508			    idx, ice->eeprom.data[idx]);
1509
1510	snd_iprintf(buffer, "\nRegisters:\n");
1511
1512	snd_iprintf(buffer, "  PSDOUT03 : 0x%08x\n",
1513		    (unsigned)inl(ICEMT1724(ice, ROUTE_PLAYBACK)));
1514	for (idx = 0x0; idx < 0x20 ; idx++)
1515		snd_iprintf(buffer, "  CCS%02x    : 0x%02x\n",
1516			    idx, inb(ice->port+idx));
1517	for (idx = 0x0; idx < 0x30 ; idx++)
1518		snd_iprintf(buffer, "  MT%02x     : 0x%02x\n",
1519			    idx, inb(ice->profi_port+idx));
1520}
1521
1522static void __devinit snd_vt1724_proc_init(struct snd_ice1712 *ice)
1523{
1524	struct snd_info_entry *entry;
1525
1526	if (!snd_card_proc_new(ice->card, "ice1724", &entry))
1527		snd_info_set_text_ops(entry, ice, snd_vt1724_proc_read);
1528}
1529
1530/*
1531 *
1532 */
1533
1534static int snd_vt1724_eeprom_info(struct snd_kcontrol *kcontrol,
1535				  struct snd_ctl_elem_info *uinfo)
1536{
1537	uinfo->type = SNDRV_CTL_ELEM_TYPE_BYTES;
1538	uinfo->count = sizeof(struct snd_ice1712_eeprom);
1539	return 0;
1540}
1541
1542static int snd_vt1724_eeprom_get(struct snd_kcontrol *kcontrol,
1543				 struct snd_ctl_elem_value *ucontrol)
1544{
1545	struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
1546
1547	memcpy(ucontrol->value.bytes.data, &ice->eeprom, sizeof(ice->eeprom));
1548	return 0;
1549}
1550
1551static struct snd_kcontrol_new snd_vt1724_eeprom __devinitdata = {
1552	.iface = SNDRV_CTL_ELEM_IFACE_CARD,
1553	.name = "ICE1724 EEPROM",
1554	.access = SNDRV_CTL_ELEM_ACCESS_READ,
1555	.info = snd_vt1724_eeprom_info,
1556	.get = snd_vt1724_eeprom_get
1557};
1558
1559/*
1560 */
1561static int snd_vt1724_spdif_info(struct snd_kcontrol *kcontrol,
1562				 struct snd_ctl_elem_info *uinfo)
1563{
1564	uinfo->type = SNDRV_CTL_ELEM_TYPE_IEC958;
1565	uinfo->count = 1;
1566	return 0;
1567}
1568
1569static unsigned int encode_spdif_bits(struct snd_aes_iec958 *diga)
1570{
1571	unsigned int val, rbits;
1572
1573	val = diga->status[0] & 0x03; /* professional, non-audio */
1574	if (val & 0x01) {
1575		/* professional */
1576		if ((diga->status[0] & IEC958_AES0_PRO_EMPHASIS) ==
1577		    IEC958_AES0_PRO_EMPHASIS_5015)
1578			val |= 1U << 3;
1579		rbits = (diga->status[4] >> 3) & 0x0f;
1580		if (rbits) {
1581			switch (rbits) {
1582			case 2: val |= 5 << 12; break; /* 96k */
1583			case 3: val |= 6 << 12; break; /* 192k */
1584			case 10: val |= 4 << 12; break; /* 88.2k */
1585			case 11: val |= 7 << 12; break; /* 176.4k */
1586			}
1587		} else {
1588			switch (diga->status[0] & IEC958_AES0_PRO_FS) {
1589			case IEC958_AES0_PRO_FS_44100:
1590				break;
1591			case IEC958_AES0_PRO_FS_32000:
1592				val |= 3U << 12;
1593				break;
1594			default:
1595				val |= 2U << 12;
1596				break;
1597			}
1598		}
1599	} else {
1600		/* consumer */
1601		val |= diga->status[1] & 0x04; /* copyright */
1602		if ((diga->status[0] & IEC958_AES0_CON_EMPHASIS) ==
1603		    IEC958_AES0_CON_EMPHASIS_5015)
1604			val |= 1U << 3;
1605		val |= (unsigned int)(diga->status[1] & 0x3f) << 4; /* category */
1606		val |= (unsigned int)(diga->status[3] & IEC958_AES3_CON_FS) << 12; /* fs */
1607	}
1608	return val;
1609}
1610
1611static void decode_spdif_bits(struct snd_aes_iec958 *diga, unsigned int val)
1612{
1613	memset(diga->status, 0, sizeof(diga->status));
1614	diga->status[0] = val & 0x03; /* professional, non-audio */
1615	if (val & 0x01) {
1616		/* professional */
1617		if (val & (1U << 3))
1618			diga->status[0] |= IEC958_AES0_PRO_EMPHASIS_5015;
1619		switch ((val >> 12) & 0x7) {
1620		case 0:
1621			break;
1622		case 2:
1623			diga->status[0] |= IEC958_AES0_PRO_FS_32000;
1624			break;
1625		default:
1626			diga->status[0] |= IEC958_AES0_PRO_FS_48000;
1627			break;
1628		}
1629	} else {
1630		/* consumer */
1631		diga->status[0] |= val & (1U << 2); /* copyright */
1632		if (val & (1U << 3))
1633			diga->status[0] |= IEC958_AES0_CON_EMPHASIS_5015;
1634		diga->status[1] |= (val >> 4) & 0x3f; /* category */
1635		diga->status[3] |= (val >> 12) & 0x07; /* fs */
1636	}
1637}
1638
1639static int snd_vt1724_spdif_default_get(struct snd_kcontrol *kcontrol,
1640					struct snd_ctl_elem_value *ucontrol)
1641{
1642	struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
1643	unsigned int val;
1644	val = inw(ICEMT1724(ice, SPDIF_CTRL));
1645	decode_spdif_bits(&ucontrol->value.iec958, val);
1646	return 0;
1647}
1648
1649static int snd_vt1724_spdif_default_put(struct snd_kcontrol *kcontrol,
1650					 struct snd_ctl_elem_value *ucontrol)
1651{
1652	struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
1653	unsigned int val, old;
1654
1655	val = encode_spdif_bits(&ucontrol->value.iec958);
1656	spin_lock_irq(&ice->reg_lock);
1657	old = inw(ICEMT1724(ice, SPDIF_CTRL));
1658	if (val != old)
1659		update_spdif_bits(ice, val);
1660	spin_unlock_irq(&ice->reg_lock);
1661	return val != old;
1662}
1663
1664static struct snd_kcontrol_new snd_vt1724_spdif_default __devinitdata =
1665{
1666	.iface =	SNDRV_CTL_ELEM_IFACE_PCM,
1667	.name =         SNDRV_CTL_NAME_IEC958("", PLAYBACK, DEFAULT),
1668	.info =		snd_vt1724_spdif_info,
1669	.get =		snd_vt1724_spdif_default_get,
1670	.put =		snd_vt1724_spdif_default_put
1671};
1672
1673static int snd_vt1724_spdif_maskc_get(struct snd_kcontrol *kcontrol,
1674				       struct snd_ctl_elem_value *ucontrol)
1675{
1676	ucontrol->value.iec958.status[0] = IEC958_AES0_NONAUDIO |
1677						     IEC958_AES0_PROFESSIONAL |
1678						     IEC958_AES0_CON_NOT_COPYRIGHT |
1679						     IEC958_AES0_CON_EMPHASIS;
1680	ucontrol->value.iec958.status[1] = IEC958_AES1_CON_ORIGINAL |
1681						     IEC958_AES1_CON_CATEGORY;
1682	ucontrol->value.iec958.status[3] = IEC958_AES3_CON_FS;
1683	return 0;
1684}
1685
1686static int snd_vt1724_spdif_maskp_get(struct snd_kcontrol *kcontrol,
1687				       struct snd_ctl_elem_value *ucontrol)
1688{
1689	ucontrol->value.iec958.status[0] = IEC958_AES0_NONAUDIO |
1690						     IEC958_AES0_PROFESSIONAL |
1691						     IEC958_AES0_PRO_FS |
1692						     IEC958_AES0_PRO_EMPHASIS;
1693	return 0;
1694}
1695
1696static struct snd_kcontrol_new snd_vt1724_spdif_maskc __devinitdata =
1697{
1698	.access =	SNDRV_CTL_ELEM_ACCESS_READ,
1699	.iface =	SNDRV_CTL_ELEM_IFACE_PCM,
1700	.name =         SNDRV_CTL_NAME_IEC958("", PLAYBACK, CON_MASK),
1701	.info =		snd_vt1724_spdif_info,
1702	.get =		snd_vt1724_spdif_maskc_get,
1703};
1704
1705static struct snd_kcontrol_new snd_vt1724_spdif_maskp __devinitdata =
1706{
1707	.access =	SNDRV_CTL_ELEM_ACCESS_READ,
1708	.iface =	SNDRV_CTL_ELEM_IFACE_PCM,
1709	.name =         SNDRV_CTL_NAME_IEC958("", PLAYBACK, PRO_MASK),
1710	.info =		snd_vt1724_spdif_info,
1711	.get =		snd_vt1724_spdif_maskp_get,
1712};
1713
1714#define snd_vt1724_spdif_sw_info		snd_ctl_boolean_mono_info
1715
1716static int snd_vt1724_spdif_sw_get(struct snd_kcontrol *kcontrol,
1717				   struct snd_ctl_elem_value *ucontrol)
1718{
1719	struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
1720	ucontrol->value.integer.value[0] = inb(ICEREG1724(ice, SPDIF_CFG)) &
1721		VT1724_CFG_SPDIF_OUT_EN ? 1 : 0;
1722	return 0;
1723}
1724
1725static int snd_vt1724_spdif_sw_put(struct snd_kcontrol *kcontrol,
1726				   struct snd_ctl_elem_value *ucontrol)
1727{
1728	struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
1729	unsigned char old, val;
1730
1731	spin_lock_irq(&ice->reg_lock);
1732	old = val = inb(ICEREG1724(ice, SPDIF_CFG));
1733	val &= ~VT1724_CFG_SPDIF_OUT_EN;
1734	if (ucontrol->value.integer.value[0])
1735		val |= VT1724_CFG_SPDIF_OUT_EN;
1736	if (old != val)
1737		outb(val, ICEREG1724(ice, SPDIF_CFG));
1738	spin_unlock_irq(&ice->reg_lock);
1739	return old != val;
1740}
1741
1742static struct snd_kcontrol_new snd_vt1724_spdif_switch __devinitdata =
1743{
1744	.iface =	SNDRV_CTL_ELEM_IFACE_MIXER,
1745	/* .name =         SNDRV_CTL_NAME_IEC958("", PLAYBACK, SWITCH), */
1746	.name =         SNDRV_CTL_NAME_IEC958("Output ", NONE, SWITCH),
1747	.info =		snd_vt1724_spdif_sw_info,
1748	.get =		snd_vt1724_spdif_sw_get,
1749	.put =		snd_vt1724_spdif_sw_put
1750};
1751
1752
1753
1754/*
1755 *  rate
1756 */
1757static int snd_vt1724_pro_internal_clock_info(struct snd_kcontrol *kcontrol,
1758					      struct snd_ctl_elem_info *uinfo)
1759{
1760	struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
1761	int hw_rates_count = ice->hw_rates->count;
1762	uinfo->type = SNDRV_CTL_ELEM_TYPE_ENUMERATED;
1763	uinfo->count = 1;
1764
1765	uinfo->value.enumerated.items = hw_rates_count + ice->ext_clock_count;
1766	/* upper limit - keep at top */
1767	if (uinfo->value.enumerated.item >= uinfo->value.enumerated.items)
1768		uinfo->value.enumerated.item = uinfo->value.enumerated.items - 1;
1769	if (uinfo->value.enumerated.item >= hw_rates_count)
1770		/* ext_clock items */
1771		strcpy(uinfo->value.enumerated.name,
1772				ice->ext_clock_names[
1773				uinfo->value.enumerated.item - hw_rates_count]);
1774	else
1775		/* int clock items */
1776		sprintf(uinfo->value.enumerated.name, "%d",
1777			ice->hw_rates->list[uinfo->value.enumerated.item]);
1778	return 0;
1779}
1780
1781static int snd_vt1724_pro_internal_clock_get(struct snd_kcontrol *kcontrol,
1782					     struct snd_ctl_elem_value *ucontrol)
1783{
1784	struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
1785	unsigned int i, rate;
1786
1787	spin_lock_irq(&ice->reg_lock);
1788	if (ice->is_spdif_master(ice)) {
1789		ucontrol->value.enumerated.item[0] = ice->hw_rates->count +
1790			ice->get_spdif_master_type(ice);
1791	} else {
1792		rate = ice->get_rate(ice);
1793		ucontrol->value.enumerated.item[0] = 0;
1794		for (i = 0; i < ice->hw_rates->count; i++) {
1795			if (ice->hw_rates->list[i] == rate) {
1796				ucontrol->value.enumerated.item[0] = i;
1797				break;
1798			}
1799		}
1800	}
1801	spin_unlock_irq(&ice->reg_lock);
1802	return 0;
1803}
1804
1805static int stdclock_get_spdif_master_type(struct snd_ice1712 *ice)
1806{
1807	/* standard external clock - only single type - SPDIF IN */
1808	return 0;
1809}
1810
1811/* setting clock to external - SPDIF */
1812static int stdclock_set_spdif_clock(struct snd_ice1712 *ice, int type)
1813{
1814	unsigned char oval;
1815	unsigned char i2s_oval;
1816	oval = inb(ICEMT1724(ice, RATE));
1817	outb(oval | VT1724_SPDIF_MASTER, ICEMT1724(ice, RATE));
1818	/* setting 256fs */
1819	i2s_oval = inb(ICEMT1724(ice, I2S_FORMAT));
1820	outb(i2s_oval & ~VT1724_MT_I2S_MCLK_128X, ICEMT1724(ice, I2S_FORMAT));
1821	return 0;
1822}
1823
1824
1825static int snd_vt1724_pro_internal_clock_put(struct snd_kcontrol *kcontrol,
1826					     struct snd_ctl_elem_value *ucontrol)
1827{
1828	struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
1829	unsigned int old_rate, new_rate;
1830	unsigned int item = ucontrol->value.enumerated.item[0];
1831	unsigned int first_ext_clock = ice->hw_rates->count;
1832
1833	if (item >  first_ext_clock + ice->ext_clock_count - 1)
1834		return -EINVAL;
1835
1836	/* if rate = 0 => external clock */
1837	spin_lock_irq(&ice->reg_lock);
1838	if (ice->is_spdif_master(ice))
1839		old_rate = 0;
1840	else
1841		old_rate = ice->get_rate(ice);
1842	if (item >= first_ext_clock) {
1843		/* switching to external clock */
1844		ice->set_spdif_clock(ice, item - first_ext_clock);
1845		new_rate = 0;
1846	} else {
1847		/* internal on-card clock */
1848		new_rate = ice->hw_rates->list[item];
1849		ice->pro_rate_default = new_rate;
1850		spin_unlock_irq(&ice->reg_lock);
1851		snd_vt1724_set_pro_rate(ice, ice->pro_rate_default, 1);
1852		spin_lock_irq(&ice->reg_lock);
1853	}
1854	spin_unlock_irq(&ice->reg_lock);
1855
1856	/* the first switch to the ext. clock mode? */
1857	if (old_rate != new_rate && !new_rate) {
1858		/* notify akm chips as well */
1859		unsigned int i;
1860		if (ice->gpio.set_pro_rate)
1861			ice->gpio.set_pro_rate(ice, 0);
1862		for (i = 0; i < ice->akm_codecs; i++) {
1863			if (ice->akm[i].ops.set_rate_val)
1864				ice->akm[i].ops.set_rate_val(&ice->akm[i], 0);
1865		}
1866	}
1867	return old_rate != new_rate;
1868}
1869
1870static struct snd_kcontrol_new snd_vt1724_pro_internal_clock __devinitdata = {
1871	.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
1872	.name = "Multi Track Internal Clock",
1873	.info = snd_vt1724_pro_internal_clock_info,
1874	.get = snd_vt1724_pro_internal_clock_get,
1875	.put = snd_vt1724_pro_internal_clock_put
1876};
1877
1878#define snd_vt1724_pro_rate_locking_info	snd_ctl_boolean_mono_info
1879
1880static int snd_vt1724_pro_rate_locking_get(struct snd_kcontrol *kcontrol,
1881					   struct snd_ctl_elem_value *ucontrol)
1882{
1883	ucontrol->value.integer.value[0] = PRO_RATE_LOCKED;
1884	return 0;
1885}
1886
1887static int snd_vt1724_pro_rate_locking_put(struct snd_kcontrol *kcontrol,
1888					   struct snd_ctl_elem_value *ucontrol)
1889{
1890	struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
1891	int change = 0, nval;
1892
1893	nval = ucontrol->value.integer.value[0] ? 1 : 0;
1894	spin_lock_irq(&ice->reg_lock);
1895	change = PRO_RATE_LOCKED != nval;
1896	PRO_RATE_LOCKED = nval;
1897	spin_unlock_irq(&ice->reg_lock);
1898	return change;
1899}
1900
1901static struct snd_kcontrol_new snd_vt1724_pro_rate_locking __devinitdata = {
1902	.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
1903	.name = "Multi Track Rate Locking",
1904	.info = snd_vt1724_pro_rate_locking_info,
1905	.get = snd_vt1724_pro_rate_locking_get,
1906	.put = snd_vt1724_pro_rate_locking_put
1907};
1908
1909#define snd_vt1724_pro_rate_reset_info		snd_ctl_boolean_mono_info
1910
1911static int snd_vt1724_pro_rate_reset_get(struct snd_kcontrol *kcontrol,
1912					 struct snd_ctl_elem_value *ucontrol)
1913{
1914	ucontrol->value.integer.value[0] = PRO_RATE_RESET ? 1 : 0;
1915	return 0;
1916}
1917
1918static int snd_vt1724_pro_rate_reset_put(struct snd_kcontrol *kcontrol,
1919					 struct snd_ctl_elem_value *ucontrol)
1920{
1921	struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
1922	int change = 0, nval;
1923
1924	nval = ucontrol->value.integer.value[0] ? 1 : 0;
1925	spin_lock_irq(&ice->reg_lock);
1926	change = PRO_RATE_RESET != nval;
1927	PRO_RATE_RESET = nval;
1928	spin_unlock_irq(&ice->reg_lock);
1929	return change;
1930}
1931
1932static struct snd_kcontrol_new snd_vt1724_pro_rate_reset __devinitdata = {
1933	.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
1934	.name = "Multi Track Rate Reset",
1935	.info = snd_vt1724_pro_rate_reset_info,
1936	.get = snd_vt1724_pro_rate_reset_get,
1937	.put = snd_vt1724_pro_rate_reset_put
1938};
1939
1940
1941/*
1942 * routing
1943 */
1944static int snd_vt1724_pro_route_info(struct snd_kcontrol *kcontrol,
1945				     struct snd_ctl_elem_info *uinfo)
1946{
1947	static char *texts[] = {
1948		"PCM Out", /* 0 */
1949		"H/W In 0", "H/W In 1", /* 1-2 */
1950		"IEC958 In L", "IEC958 In R", /* 3-4 */
1951	};
1952
1953	uinfo->type = SNDRV_CTL_ELEM_TYPE_ENUMERATED;
1954	uinfo->count = 1;
1955	uinfo->value.enumerated.items = 5;
1956	if (uinfo->value.enumerated.item >= uinfo->value.enumerated.items)
1957		uinfo->value.enumerated.item = uinfo->value.enumerated.items - 1;
1958	strcpy(uinfo->value.enumerated.name, texts[uinfo->value.enumerated.item]);
1959	return 0;
1960}
1961
1962static inline int analog_route_shift(int idx)
1963{
1964	return (idx % 2) * 12 + ((idx / 2) * 3) + 8;
1965}
1966
1967static inline int digital_route_shift(int idx)
1968{
1969	return idx * 3;
1970}
1971
1972int snd_ice1724_get_route_val(struct snd_ice1712 *ice, int shift)
1973{
1974	unsigned long val;
1975	unsigned char eitem;
1976	static const unsigned char xlate[8] = {
1977		0, 255, 1, 2, 255, 255, 3, 4,
1978	};
1979
1980	val = inl(ICEMT1724(ice, ROUTE_PLAYBACK));
1981	val >>= shift;
1982	val &= 7; /* we now have 3 bits per output */
1983	eitem = xlate[val];
1984	if (eitem == 255) {
1985		snd_BUG();
1986		return 0;
1987	}
1988	return eitem;
1989}
1990
1991int snd_ice1724_put_route_val(struct snd_ice1712 *ice, unsigned int val,
1992								int shift)
1993{
1994	unsigned int old_val, nval;
1995	int change;
1996	static const unsigned char xroute[8] = {
1997		0, /* PCM */
1998		2, /* PSDIN0 Left */
1999		3, /* PSDIN0 Right */
2000		6, /* SPDIN Left */
2001		7, /* SPDIN Right */
2002	};
2003
2004	nval = xroute[val % 5];
2005	val = old_val = inl(ICEMT1724(ice, ROUTE_PLAYBACK));
2006	val &= ~(0x07 << shift);
2007	val |= nval << shift;
2008	change = val != old_val;
2009	if (change)
2010		outl(val, ICEMT1724(ice, ROUTE_PLAYBACK));
2011	return change;
2012}
2013
2014static int snd_vt1724_pro_route_analog_get(struct snd_kcontrol *kcontrol,
2015					   struct snd_ctl_elem_value *ucontrol)
2016{
2017	struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
2018	int idx = snd_ctl_get_ioffidx(kcontrol, &ucontrol->id);
2019	ucontrol->value.enumerated.item[0] =
2020		snd_ice1724_get_route_val(ice, analog_route_shift(idx));
2021	return 0;
2022}
2023
2024static int snd_vt1724_pro_route_analog_put(struct snd_kcontrol *kcontrol,
2025					   struct snd_ctl_elem_value *ucontrol)
2026{
2027	struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
2028	int idx = snd_ctl_get_ioffidx(kcontrol, &ucontrol->id);
2029	return snd_ice1724_put_route_val(ice,
2030					 ucontrol->value.enumerated.item[0],
2031					 analog_route_shift(idx));
2032}
2033
2034static int snd_vt1724_pro_route_spdif_get(struct snd_kcontrol *kcontrol,
2035					  struct snd_ctl_elem_value *ucontrol)
2036{
2037	struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
2038	int idx = snd_ctl_get_ioffidx(kcontrol, &ucontrol->id);
2039	ucontrol->value.enumerated.item[0] =
2040		snd_ice1724_get_route_val(ice, digital_route_shift(idx));
2041	return 0;
2042}
2043
2044static int snd_vt1724_pro_route_spdif_put(struct snd_kcontrol *kcontrol,
2045					  struct snd_ctl_elem_value *ucontrol)
2046{
2047	struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
2048	int idx = snd_ctl_get_ioffidx(kcontrol, &ucontrol->id);
2049	return snd_ice1724_put_route_val(ice,
2050					 ucontrol->value.enumerated.item[0],
2051					 digital_route_shift(idx));
2052}
2053
2054static struct snd_kcontrol_new snd_vt1724_mixer_pro_analog_route __devinitdata =
2055{
2056	.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
2057	.name = "H/W Playback Route",
2058	.info = snd_vt1724_pro_route_info,
2059	.get = snd_vt1724_pro_route_analog_get,
2060	.put = snd_vt1724_pro_route_analog_put,
2061};
2062
2063static struct snd_kcontrol_new snd_vt1724_mixer_pro_spdif_route __devinitdata = {
2064	.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
2065	.name = SNDRV_CTL_NAME_IEC958("", PLAYBACK, NONE) "Route",
2066	.info = snd_vt1724_pro_route_info,
2067	.get = snd_vt1724_pro_route_spdif_get,
2068	.put = snd_vt1724_pro_route_spdif_put,
2069	.count = 2,
2070};
2071
2072
2073static int snd_vt1724_pro_peak_info(struct snd_kcontrol *kcontrol,
2074				    struct snd_ctl_elem_info *uinfo)
2075{
2076	uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
2077	uinfo->count = 22;
2078	uinfo->value.integer.min = 0;
2079	uinfo->value.integer.max = 255;
2080	return 0;
2081}
2082
2083static int snd_vt1724_pro_peak_get(struct snd_kcontrol *kcontrol,
2084				   struct snd_ctl_elem_value *ucontrol)
2085{
2086	struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
2087	int idx;
2088
2089	spin_lock_irq(&ice->reg_lock);
2090	for (idx = 0; idx < 22; idx++) {
2091		outb(idx, ICEMT1724(ice, MONITOR_PEAKINDEX));
2092		ucontrol->value.integer.value[idx] =
2093			inb(ICEMT1724(ice, MONITOR_PEAKDATA));
2094	}
2095	spin_unlock_irq(&ice->reg_lock);
2096	return 0;
2097}
2098
2099static struct snd_kcontrol_new snd_vt1724_mixer_pro_peak __devinitdata = {
2100	.iface = SNDRV_CTL_ELEM_IFACE_PCM,
2101	.name = "Multi Track Peak",
2102	.access = SNDRV_CTL_ELEM_ACCESS_READ | SNDRV_CTL_ELEM_ACCESS_VOLATILE,
2103	.info = snd_vt1724_pro_peak_info,
2104	.get = snd_vt1724_pro_peak_get
2105};
2106
2107/*
2108 *
2109 */
2110
2111static struct snd_ice1712_card_info no_matched __devinitdata;
2112
2113static struct snd_ice1712_card_info *card_tables[] __devinitdata = {
2114	snd_vt1724_revo_cards,
2115	snd_vt1724_amp_cards,
2116	snd_vt1724_aureon_cards,
2117	snd_vt1720_mobo_cards,
2118	snd_vt1720_pontis_cards,
2119	snd_vt1724_prodigy_hifi_cards,
2120	snd_vt1724_prodigy192_cards,
2121	snd_vt1724_juli_cards,
2122	snd_vt1724_maya44_cards,
2123	snd_vt1724_phase_cards,
2124	snd_vt1724_wtm_cards,
2125	snd_vt1724_se_cards,
2126	snd_vt1724_qtet_cards,
2127	NULL,
2128};
2129
2130
2131/*
2132 */
2133
2134static void wait_i2c_busy(struct snd_ice1712 *ice)
2135{
2136	int t = 0x10000;
2137	while ((inb(ICEREG1724(ice, I2C_CTRL)) & VT1724_I2C_BUSY) && t--)
2138		;
2139	if (t == -1)
2140		printk(KERN_ERR "ice1724: i2c busy timeout\n");
2141}
2142
2143unsigned char snd_vt1724_read_i2c(struct snd_ice1712 *ice,
2144				  unsigned char dev, unsigned char addr)
2145{
2146	unsigned char val;
2147
2148	mutex_lock(&ice->i2c_mutex);
2149	wait_i2c_busy(ice);
2150	outb(addr, ICEREG1724(ice, I2C_BYTE_ADDR));
2151	outb(dev & ~VT1724_I2C_WRITE, ICEREG1724(ice, I2C_DEV_ADDR));
2152	wait_i2c_busy(ice);
2153	val = inb(ICEREG1724(ice, I2C_DATA));
2154	mutex_unlock(&ice->i2c_mutex);
2155	/*
2156	printk(KERN_DEBUG "i2c_read: [0x%x,0x%x] = 0x%x\n", dev, addr, val);
2157	*/
2158	return val;
2159}
2160
2161void snd_vt1724_write_i2c(struct snd_ice1712 *ice,
2162			  unsigned char dev, unsigned char addr, unsigned char data)
2163{
2164	mutex_lock(&ice->i2c_mutex);
2165	wait_i2c_busy(ice);
2166	/*
2167	printk(KERN_DEBUG "i2c_write: [0x%x,0x%x] = 0x%x\n", dev, addr, data);
2168	*/
2169	outb(addr, ICEREG1724(ice, I2C_BYTE_ADDR));
2170	outb(data, ICEREG1724(ice, I2C_DATA));
2171	outb(dev | VT1724_I2C_WRITE, ICEREG1724(ice, I2C_DEV_ADDR));
2172	wait_i2c_busy(ice);
2173	mutex_unlock(&ice->i2c_mutex);
2174}
2175
2176static int __devinit snd_vt1724_read_eeprom(struct snd_ice1712 *ice,
2177					    const char *modelname)
2178{
2179	const int dev = 0xa0;		/* EEPROM device address */
2180	unsigned int i, size;
2181	struct snd_ice1712_card_info * const *tbl, *c;
2182
2183	if (!modelname || !*modelname) {
2184		ice->eeprom.subvendor = 0;
2185		if ((inb(ICEREG1724(ice, I2C_CTRL)) & VT1724_I2C_EEPROM) != 0)
2186			ice->eeprom.subvendor =
2187				(snd_vt1724_read_i2c(ice, dev, 0x00) << 0) |
2188				(snd_vt1724_read_i2c(ice, dev, 0x01) << 8) |
2189				(snd_vt1724_read_i2c(ice, dev, 0x02) << 16) |
2190				(snd_vt1724_read_i2c(ice, dev, 0x03) << 24);
2191		if (ice->eeprom.subvendor == 0 ||
2192		    ice->eeprom.subvendor == (unsigned int)-1) {
2193			/* invalid subvendor from EEPROM, try the PCI
2194			 * subststem ID instead
2195			 */
2196			u16 vendor, device;
2197			pci_read_config_word(ice->pci, PCI_SUBSYSTEM_VENDOR_ID,
2198					     &vendor);
2199			pci_read_config_word(ice->pci, PCI_SUBSYSTEM_ID, &device);
2200			ice->eeprom.subvendor =
2201				((unsigned int)swab16(vendor) << 16) | swab16(device);
2202			if (ice->eeprom.subvendor == 0 ||
2203			    ice->eeprom.subvendor == (unsigned int)-1) {
2204				printk(KERN_ERR "ice1724: No valid ID is found\n");
2205				return -ENXIO;
2206			}
2207		}
2208	}
2209	for (tbl = card_tables; *tbl; tbl++) {
2210		for (c = *tbl; c->subvendor; c++) {
2211			if (modelname && c->model &&
2212			    !strcmp(modelname, c->model)) {
2213				printk(KERN_INFO "ice1724: Using board model %s\n",
2214				       c->name);
2215				ice->eeprom.subvendor = c->subvendor;
2216			} else if (c->subvendor != ice->eeprom.subvendor)
2217				continue;
2218			if (!c->eeprom_size || !c->eeprom_data)
2219				goto found;
2220			/* if the EEPROM is given by the driver, use it */
2221			snd_printdd("using the defined eeprom..\n");
2222			ice->eeprom.version = 2;
2223			ice->eeprom.size = c->eeprom_size + 6;
2224			memcpy(ice->eeprom.data, c->eeprom_data, c->eeprom_size);
2225			goto read_skipped;
2226		}
2227	}
2228	printk(KERN_WARNING "ice1724: No matching model found for ID 0x%x\n",
2229	       ice->eeprom.subvendor);
2230
2231 found:
2232	ice->eeprom.size = snd_vt1724_read_i2c(ice, dev, 0x04);
2233	if (ice->eeprom.size < 6)
2234		ice->eeprom.size = 32;
2235	else if (ice->eeprom.size > 32) {
2236		printk(KERN_ERR "ice1724: Invalid EEPROM (size = %i)\n",
2237		       ice->eeprom.size);
2238		return -EIO;
2239	}
2240	ice->eeprom.version = snd_vt1724_read_i2c(ice, dev, 0x05);
2241	if (ice->eeprom.version != 2)
2242		printk(KERN_WARNING "ice1724: Invalid EEPROM version %i\n",
2243		       ice->eeprom.version);
2244	size = ice->eeprom.size - 6;
2245	for (i = 0; i < size; i++)
2246		ice->eeprom.data[i] = snd_vt1724_read_i2c(ice, dev, i + 6);
2247
2248 read_skipped:
2249	ice->eeprom.gpiomask = eeprom_triple(ice, ICE_EEP2_GPIO_MASK);
2250	ice->eeprom.gpiostate = eeprom_triple(ice, ICE_EEP2_GPIO_STATE);
2251	ice->eeprom.gpiodir = eeprom_triple(ice, ICE_EEP2_GPIO_DIR);
2252
2253	return 0;
2254}
2255
2256
2257
2258static void snd_vt1724_chip_reset(struct snd_ice1712 *ice)
2259{
2260	outb(VT1724_RESET , ICEREG1724(ice, CONTROL));
2261	inb(ICEREG1724(ice, CONTROL)); /* pci posting flush */
2262	msleep(10);
2263	outb(0, ICEREG1724(ice, CONTROL));
2264	inb(ICEREG1724(ice, CONTROL)); /* pci posting flush */
2265	msleep(10);
2266}
2267
2268static int snd_vt1724_chip_init(struct snd_ice1712 *ice)
2269{
2270	outb(ice->eeprom.data[ICE_EEP2_SYSCONF], ICEREG1724(ice, SYS_CFG));
2271	outb(ice->eeprom.data[ICE_EEP2_ACLINK], ICEREG1724(ice, AC97_CFG));
2272	outb(ice->eeprom.data[ICE_EEP2_I2S], ICEREG1724(ice, I2S_FEATURES));
2273	outb(ice->eeprom.data[ICE_EEP2_SPDIF], ICEREG1724(ice, SPDIF_CFG));
2274
2275	ice->gpio.write_mask = ice->eeprom.gpiomask;
2276	ice->gpio.direction = ice->eeprom.gpiodir;
2277	snd_vt1724_set_gpio_mask(ice, ice->eeprom.gpiomask);
2278	snd_vt1724_set_gpio_dir(ice, ice->eeprom.gpiodir);
2279	snd_vt1724_set_gpio_data(ice, ice->eeprom.gpiostate);
2280
2281	outb(0, ICEREG1724(ice, POWERDOWN));
2282
2283	/* MPU_RX and TX irq masks are cleared later dynamically */
2284	outb(VT1724_IRQ_MPU_RX | VT1724_IRQ_MPU_TX , ICEREG1724(ice, IRQMASK));
2285
2286	/* don't handle FIFO overrun/underruns (just yet),
2287	 * since they cause machine lockups
2288	 */
2289	outb(VT1724_MULTI_FIFO_ERR, ICEMT1724(ice, DMA_INT_MASK));
2290
2291	return 0;
2292}
2293
2294static int __devinit snd_vt1724_spdif_build_controls(struct snd_ice1712 *ice)
2295{
2296	int err;
2297	struct snd_kcontrol *kctl;
2298
2299	if (snd_BUG_ON(!ice->pcm))
2300		return -EIO;
2301
2302	if (!ice->own_routing) {
2303		err = snd_ctl_add(ice->card,
2304			snd_ctl_new1(&snd_vt1724_mixer_pro_spdif_route, ice));
2305		if (err < 0)
2306			return err;
2307	}
2308
2309	err = snd_ctl_add(ice->card, snd_ctl_new1(&snd_vt1724_spdif_switch, ice));
2310	if (err < 0)
2311		return err;
2312
2313	err = snd_ctl_add(ice->card, kctl = snd_ctl_new1(&snd_vt1724_spdif_default, ice));
2314	if (err < 0)
2315		return err;
2316	kctl->id.device = ice->pcm->device;
2317	err = snd_ctl_add(ice->card, kctl = snd_ctl_new1(&snd_vt1724_spdif_maskc, ice));
2318	if (err < 0)
2319		return err;
2320	kctl->id.device = ice->pcm->device;
2321	err = snd_ctl_add(ice->card, kctl = snd_ctl_new1(&snd_vt1724_spdif_maskp, ice));
2322	if (err < 0)
2323		return err;
2324	kctl->id.device = ice->pcm->device;
2325	return 0;
2326}
2327
2328
2329static int __devinit snd_vt1724_build_controls(struct snd_ice1712 *ice)
2330{
2331	int err;
2332
2333	err = snd_ctl_add(ice->card, snd_ctl_new1(&snd_vt1724_eeprom, ice));
2334	if (err < 0)
2335		return err;
2336	err = snd_ctl_add(ice->card, snd_ctl_new1(&snd_vt1724_pro_internal_clock, ice));
2337	if (err < 0)
2338		return err;
2339
2340	err = snd_ctl_add(ice->card, snd_ctl_new1(&snd_vt1724_pro_rate_locking, ice));
2341	if (err < 0)
2342		return err;
2343	err = snd_ctl_add(ice->card, snd_ctl_new1(&snd_vt1724_pro_rate_reset, ice));
2344	if (err < 0)
2345		return err;
2346
2347	if (!ice->own_routing && ice->num_total_dacs > 0) {
2348		struct snd_kcontrol_new tmp = snd_vt1724_mixer_pro_analog_route;
2349		tmp.count = ice->num_total_dacs;
2350		if (ice->vt1720 && tmp.count > 2)
2351			tmp.count = 2;
2352		err = snd_ctl_add(ice->card, snd_ctl_new1(&tmp, ice));
2353		if (err < 0)
2354			return err;
2355	}
2356
2357	err = snd_ctl_add(ice->card, snd_ctl_new1(&snd_vt1724_mixer_pro_peak, ice));
2358	if (err < 0)
2359		return err;
2360
2361	return 0;
2362}
2363
2364static int snd_vt1724_free(struct snd_ice1712 *ice)
2365{
2366	if (!ice->port)
2367		goto __hw_end;
2368	/* mask all interrupts */
2369	outb(0xff, ICEMT1724(ice, DMA_INT_MASK));
2370	outb(0xff, ICEREG1724(ice, IRQMASK));
2371	/* --- */
2372__hw_end:
2373	if (ice->irq >= 0)
2374		free_irq(ice->irq, ice);
2375	pci_release_regions(ice->pci);
2376	snd_ice1712_akm4xxx_free(ice);
2377	pci_disable_device(ice->pci);
2378	kfree(ice->spec);
2379	kfree(ice);
2380	return 0;
2381}
2382
2383static int snd_vt1724_dev_free(struct snd_device *device)
2384{
2385	struct snd_ice1712 *ice = device->device_data;
2386	return snd_vt1724_free(ice);
2387}
2388
2389static int __devinit snd_vt1724_create(struct snd_card *card,
2390				       struct pci_dev *pci,
2391				       const char *modelname,
2392				       struct snd_ice1712 **r_ice1712)
2393{
2394	struct snd_ice1712 *ice;
2395	int err;
2396	static struct snd_device_ops ops = {
2397		.dev_free =	snd_vt1724_dev_free,
2398	};
2399
2400	*r_ice1712 = NULL;
2401
2402	/* enable PCI device */
2403	err = pci_enable_device(pci);
2404	if (err < 0)
2405		return err;
2406
2407	ice = kzalloc(sizeof(*ice), GFP_KERNEL);
2408	if (ice == NULL) {
2409		pci_disable_device(pci);
2410		return -ENOMEM;
2411	}
2412	ice->vt1724 = 1;
2413	spin_lock_init(&ice->reg_lock);
2414	mutex_init(&ice->gpio_mutex);
2415	mutex_init(&ice->open_mutex);
2416	mutex_init(&ice->i2c_mutex);
2417	ice->gpio.set_mask = snd_vt1724_set_gpio_mask;
2418	ice->gpio.get_mask = snd_vt1724_get_gpio_mask;
2419	ice->gpio.set_dir = snd_vt1724_set_gpio_dir;
2420	ice->gpio.get_dir = snd_vt1724_get_gpio_dir;
2421	ice->gpio.set_data = snd_vt1724_set_gpio_data;
2422	ice->gpio.get_data = snd_vt1724_get_gpio_data;
2423	ice->card = card;
2424	ice->pci = pci;
2425	ice->irq = -1;
2426	pci_set_master(pci);
2427	snd_vt1724_proc_init(ice);
2428	synchronize_irq(pci->irq);
2429
2430	card->private_data = ice;
2431
2432	err = pci_request_regions(pci, "ICE1724");
2433	if (err < 0) {
2434		kfree(ice);
2435		pci_disable_device(pci);
2436		return err;
2437	}
2438	ice->port = pci_resource_start(pci, 0);
2439	ice->profi_port = pci_resource_start(pci, 1);
2440
2441	if (request_irq(pci->irq, snd_vt1724_interrupt,
2442			IRQF_SHARED, "ICE1724", ice)) {
2443		snd_printk(KERN_ERR "unable to grab IRQ %d\n", pci->irq);
2444		snd_vt1724_free(ice);
2445		return -EIO;
2446	}
2447
2448	ice->irq = pci->irq;
2449
2450	snd_vt1724_chip_reset(ice);
2451	if (snd_vt1724_read_eeprom(ice, modelname) < 0) {
2452		snd_vt1724_free(ice);
2453		return -EIO;
2454	}
2455	if (snd_vt1724_chip_init(ice) < 0) {
2456		snd_vt1724_free(ice);
2457		return -EIO;
2458	}
2459
2460	err = snd_device_new(card, SNDRV_DEV_LOWLEVEL, ice, &ops);
2461	if (err < 0) {
2462		snd_vt1724_free(ice);
2463		return err;
2464	}
2465
2466	snd_card_set_dev(card, &pci->dev);
2467
2468	*r_ice1712 = ice;
2469	return 0;
2470}
2471
2472
2473/*
2474 *
2475 * Registration
2476 *
2477 */
2478
2479static int __devinit snd_vt1724_probe(struct pci_dev *pci,
2480				      const struct pci_device_id *pci_id)
2481{
2482	static int dev;
2483	struct snd_card *card;
2484	struct snd_ice1712 *ice;
2485	int pcm_dev = 0, err;
2486	struct snd_ice1712_card_info * const *tbl, *c;
2487
2488	if (dev >= SNDRV_CARDS)
2489		return -ENODEV;
2490	if (!enable[dev]) {
2491		dev++;
2492		return -ENOENT;
2493	}
2494
2495	err = snd_card_create(index[dev], id[dev], THIS_MODULE, 0, &card);
2496	if (err < 0)
2497		return err;
2498
2499	strcpy(card->driver, "ICE1724");
2500	strcpy(card->shortname, "ICEnsemble ICE1724");
2501
2502	err = snd_vt1724_create(card, pci, model[dev], &ice);
2503	if (err < 0) {
2504		snd_card_free(card);
2505		return err;
2506	}
2507
2508	/* field init before calling chip_init */
2509	ice->ext_clock_count = 0;
2510
2511	for (tbl = card_tables; *tbl; tbl++) {
2512		for (c = *tbl; c->subvendor; c++) {
2513			if (c->subvendor == ice->eeprom.subvendor) {
2514				strcpy(card->shortname, c->name);
2515				if (c->driver) /* specific driver? */
2516					strcpy(card->driver, c->driver);
2517				if (c->chip_init) {
2518					err = c->chip_init(ice);
2519					if (err < 0) {
2520						snd_card_free(card);
2521						return err;
2522					}
2523				}
2524				goto __found;
2525			}
2526		}
2527	}
2528	c = &no_matched;
2529__found:
2530	/*
2531	* VT1724 has separate DMAs for the analog and the SPDIF streams while
2532	* ICE1712 has only one for both (mixed up).
2533	*
2534	* Confusingly the analog PCM is named "professional" here because it
2535	* was called so in ice1712 driver, and vt1724 driver is derived from
2536	* ice1712 driver.
2537	*/
2538	ice->pro_rate_default = PRO_RATE_DEFAULT;
2539	if (!ice->is_spdif_master)
2540		ice->is_spdif_master = stdclock_is_spdif_master;
2541	if (!ice->get_rate)
2542		ice->get_rate = stdclock_get_rate;
2543	if (!ice->set_rate)
2544		ice->set_rate = stdclock_set_rate;
2545	if (!ice->set_mclk)
2546		ice->set_mclk = stdclock_set_mclk;
2547	if (!ice->set_spdif_clock)
2548		ice->set_spdif_clock = stdclock_set_spdif_clock;
2549	if (!ice->get_spdif_master_type)
2550		ice->get_spdif_master_type = stdclock_get_spdif_master_type;
2551	if (!ice->ext_clock_names)
2552		ice->ext_clock_names = ext_clock_names;
2553	if (!ice->ext_clock_count)
2554		ice->ext_clock_count = ARRAY_SIZE(ext_clock_names);
2555
2556	if (!ice->hw_rates)
2557		set_std_hw_rates(ice);
2558
2559	err = snd_vt1724_pcm_profi(ice, pcm_dev++);
2560	if (err < 0) {
2561		snd_card_free(card);
2562		return err;
2563	}
2564
2565	err = snd_vt1724_pcm_spdif(ice, pcm_dev++);
2566	if (err < 0) {
2567		snd_card_free(card);
2568		return err;
2569	}
2570
2571	err = snd_vt1724_pcm_indep(ice, pcm_dev++);
2572	if (err < 0) {
2573		snd_card_free(card);
2574		return err;
2575	}
2576
2577	err = snd_vt1724_ac97_mixer(ice);
2578	if (err < 0) {
2579		snd_card_free(card);
2580		return err;
2581	}
2582
2583	err = snd_vt1724_build_controls(ice);
2584	if (err < 0) {
2585		snd_card_free(card);
2586		return err;
2587	}
2588
2589	if (ice->pcm && ice->has_spdif) { /* has SPDIF I/O */
2590		err = snd_vt1724_spdif_build_controls(ice);
2591		if (err < 0) {
2592			snd_card_free(card);
2593			return err;
2594		}
2595	}
2596
2597	if (c->build_controls) {
2598		err = c->build_controls(ice);
2599		if (err < 0) {
2600			snd_card_free(card);
2601			return err;
2602		}
2603	}
2604
2605	if (!c->no_mpu401) {
2606		if (ice->eeprom.data[ICE_EEP2_SYSCONF] & VT1724_CFG_MPU401) {
2607			struct snd_rawmidi *rmidi;
2608
2609			err = snd_rawmidi_new(card, "MIDI", 0, 1, 1, &rmidi);
2610			if (err < 0) {
2611				snd_card_free(card);
2612				return err;
2613			}
2614			ice->rmidi[0] = rmidi;
2615			rmidi->private_data = ice;
2616			strcpy(rmidi->name, "ICE1724 MIDI");
2617			rmidi->info_flags = SNDRV_RAWMIDI_INFO_OUTPUT |
2618					    SNDRV_RAWMIDI_INFO_INPUT |
2619					    SNDRV_RAWMIDI_INFO_DUPLEX;
2620			snd_rawmidi_set_ops(rmidi, SNDRV_RAWMIDI_STREAM_OUTPUT,
2621					    &vt1724_midi_output_ops);
2622			snd_rawmidi_set_ops(rmidi, SNDRV_RAWMIDI_STREAM_INPUT,
2623					    &vt1724_midi_input_ops);
2624
2625			/* set watermarks */
2626			outb(VT1724_MPU_RX_FIFO | 0x1,
2627			     ICEREG1724(ice, MPU_FIFO_WM));
2628			outb(0x1, ICEREG1724(ice, MPU_FIFO_WM));
2629			/* set UART mode */
2630			outb(VT1724_MPU_UART, ICEREG1724(ice, MPU_CTRL));
2631		}
2632	}
2633
2634	sprintf(card->longname, "%s at 0x%lx, irq %i",
2635		card->shortname, ice->port, ice->irq);
2636
2637	err = snd_card_register(card);
2638	if (err < 0) {
2639		snd_card_free(card);
2640		return err;
2641	}
2642	pci_set_drvdata(pci, card);
2643	dev++;
2644	return 0;
2645}
2646
2647static void __devexit snd_vt1724_remove(struct pci_dev *pci)
2648{
2649	snd_card_free(pci_get_drvdata(pci));
2650	pci_set_drvdata(pci, NULL);
2651}
2652
2653#ifdef CONFIG_PM
2654static int snd_vt1724_suspend(struct pci_dev *pci, pm_message_t state)
2655{
2656	struct snd_card *card = pci_get_drvdata(pci);
2657	struct snd_ice1712 *ice = card->private_data;
2658
2659	if (!ice->pm_suspend_enabled)
2660		return 0;
2661
2662	snd_power_change_state(card, SNDRV_CTL_POWER_D3hot);
2663
2664	snd_pcm_suspend_all(ice->pcm);
2665	snd_pcm_suspend_all(ice->pcm_pro);
2666	snd_pcm_suspend_all(ice->pcm_ds);
2667	snd_ac97_suspend(ice->ac97);
2668
2669	spin_lock_irq(&ice->reg_lock);
2670	ice->pm_saved_is_spdif_master = ice->is_spdif_master(ice);
2671	ice->pm_saved_spdif_ctrl = inw(ICEMT1724(ice, SPDIF_CTRL));
2672	ice->pm_saved_spdif_cfg = inb(ICEREG1724(ice, SPDIF_CFG));
2673	ice->pm_saved_route = inl(ICEMT1724(ice, ROUTE_PLAYBACK));
2674	spin_unlock_irq(&ice->reg_lock);
2675
2676	if (ice->pm_suspend)
2677		ice->pm_suspend(ice);
2678
2679	pci_disable_device(pci);
2680	pci_save_state(pci);
2681	pci_set_power_state(pci, pci_choose_state(pci, state));
2682	return 0;
2683}
2684
2685static int snd_vt1724_resume(struct pci_dev *pci)
2686{
2687	struct snd_card *card = pci_get_drvdata(pci);
2688	struct snd_ice1712 *ice = card->private_data;
2689
2690	if (!ice->pm_suspend_enabled)
2691		return 0;
2692
2693	pci_set_power_state(pci, PCI_D0);
2694	pci_restore_state(pci);
2695
2696	if (pci_enable_device(pci) < 0) {
2697		snd_card_disconnect(card);
2698		return -EIO;
2699	}
2700
2701	pci_set_master(pci);
2702
2703	snd_vt1724_chip_reset(ice);
2704
2705	if (snd_vt1724_chip_init(ice) < 0) {
2706		snd_card_disconnect(card);
2707		return -EIO;
2708	}
2709
2710	if (ice->pm_resume)
2711		ice->pm_resume(ice);
2712
2713	if (ice->pm_saved_is_spdif_master) {
2714		/* switching to external clock via SPDIF */
2715		ice->set_spdif_clock(ice, 0);
2716	} else {
2717		/* internal on-card clock */
2718		snd_vt1724_set_pro_rate(ice, ice->pro_rate_default, 1);
2719	}
2720
2721	update_spdif_bits(ice, ice->pm_saved_spdif_ctrl);
2722
2723	outb(ice->pm_saved_spdif_cfg, ICEREG1724(ice, SPDIF_CFG));
2724	outl(ice->pm_saved_route, ICEMT1724(ice, ROUTE_PLAYBACK));
2725
2726	if (ice->ac97)
2727		snd_ac97_resume(ice->ac97);
2728
2729	snd_power_change_state(card, SNDRV_CTL_POWER_D0);
2730	return 0;
2731}
2732#endif
2733
2734static struct pci_driver driver = {
2735	.name = "ICE1724",
2736	.id_table = snd_vt1724_ids,
2737	.probe = snd_vt1724_probe,
2738	.remove = __devexit_p(snd_vt1724_remove),
2739#ifdef CONFIG_PM
2740	.suspend = snd_vt1724_suspend,
2741	.resume = snd_vt1724_resume,
2742#endif
2743};
2744
2745static int __init alsa_card_ice1724_init(void)
2746{
2747	return pci_register_driver(&driver);
2748}
2749
2750static void __exit alsa_card_ice1724_exit(void)
2751{
2752	pci_unregister_driver(&driver);
2753}
2754
2755module_init(alsa_card_ice1724_init)
2756module_exit(alsa_card_ice1724_exit)
2757