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1// SPDX-License-Identifier: GPL-2.0-or-later2/*3 *   ALSA driver for VT1724 ICEnsemble ICE1724 / VIA VT1724 (Envy24HT)4 *                   VIA VT1720 (Envy24PT)5 *6 *	Copyright (c) 2000 Jaroslav Kysela <perex@perex.cz>7 *                    2002 James Stafford <jstafford@ampltd.com>8 *                    2003 Takashi Iwai <tiwai@suse.de>9 */10 11#include <linux/delay.h>12#include <linux/interrupt.h>13#include <linux/init.h>14#include <linux/pci.h>15#include <linux/slab.h>16#include <linux/module.h>17#include <linux/mutex.h>18#include <sound/core.h>19#include <sound/info.h>20#include <sound/rawmidi.h>21#include <sound/initval.h>22 23#include <sound/asoundef.h>24 25#include "ice1712.h"26#include "envy24ht.h"27 28/* lowlevel routines */29#include "amp.h"30#include "revo.h"31#include "aureon.h"32#include "vt1720_mobo.h"33#include "pontis.h"34#include "prodigy192.h"35#include "prodigy_hifi.h"36#include "juli.h"37#include "maya44.h"38#include "phase.h"39#include "wtm.h"40#include "se.h"41#include "quartet.h"42#include "psc724.h"43 44MODULE_AUTHOR("Jaroslav Kysela <perex@perex.cz>");45MODULE_DESCRIPTION("VIA ICEnsemble ICE1724/1720 (Envy24HT/PT)");46MODULE_LICENSE("GPL");47 48static int index[SNDRV_CARDS] = SNDRV_DEFAULT_IDX;	/* Index 0-MAX */49static char *id[SNDRV_CARDS] = SNDRV_DEFAULT_STR;	/* ID for this card */50static bool enable[SNDRV_CARDS] = SNDRV_DEFAULT_ENABLE_PNP;		/* Enable this card */51static char *model[SNDRV_CARDS];52 53module_param_array(index, int, NULL, 0444);54MODULE_PARM_DESC(index, "Index value for ICE1724 soundcard.");55module_param_array(id, charp, NULL, 0444);56MODULE_PARM_DESC(id, "ID string for ICE1724 soundcard.");57module_param_array(enable, bool, NULL, 0444);58MODULE_PARM_DESC(enable, "Enable ICE1724 soundcard.");59module_param_array(model, charp, NULL, 0444);60MODULE_PARM_DESC(model, "Use the given board model.");61 62 63/* Both VT1720 and VT1724 have the same PCI IDs */64static const struct pci_device_id snd_vt1724_ids[] = {65	{ PCI_VDEVICE(ICE, PCI_DEVICE_ID_VT1724), 0 },66	{ 0, }67};68 69MODULE_DEVICE_TABLE(pci, snd_vt1724_ids);70 71 72static int PRO_RATE_LOCKED;73static int PRO_RATE_RESET = 1;74static unsigned int PRO_RATE_DEFAULT = 44100;75 76static const char * const ext_clock_names[1] = { "IEC958 In" };77 78/*79 *  Basic I/O80 */81 82/*83 *  default rates, default clock routines84 */85 86/* check whether the clock mode is spdif-in */87static inline int stdclock_is_spdif_master(struct snd_ice1712 *ice)88{89	return (inb(ICEMT1724(ice, RATE)) & VT1724_SPDIF_MASTER) ? 1 : 0;90}91 92/*93 * locking rate makes sense only for internal clock mode94 */95static inline int is_pro_rate_locked(struct snd_ice1712 *ice)96{97	return (!ice->is_spdif_master(ice)) && PRO_RATE_LOCKED;98}99 100/*101 * ac97 section102 */103 104static unsigned char snd_vt1724_ac97_ready(struct snd_ice1712 *ice)105{106	unsigned char old_cmd;107	int tm;108	for (tm = 0; tm < 0x10000; tm++) {109		old_cmd = inb(ICEMT1724(ice, AC97_CMD));110		if (old_cmd & (VT1724_AC97_WRITE | VT1724_AC97_READ))111			continue;112		if (!(old_cmd & VT1724_AC97_READY))113			continue;114		return old_cmd;115	}116	dev_dbg(ice->card->dev, "snd_vt1724_ac97_ready: timeout\n");117	return old_cmd;118}119 120static int snd_vt1724_ac97_wait_bit(struct snd_ice1712 *ice, unsigned char bit)121{122	int tm;123	for (tm = 0; tm < 0x10000; tm++)124		if ((inb(ICEMT1724(ice, AC97_CMD)) & bit) == 0)125			return 0;126	dev_dbg(ice->card->dev, "snd_vt1724_ac97_wait_bit: timeout\n");127	return -EIO;128}129 130static void snd_vt1724_ac97_write(struct snd_ac97 *ac97,131				  unsigned short reg,132				  unsigned short val)133{134	struct snd_ice1712 *ice = ac97->private_data;135	unsigned char old_cmd;136 137	old_cmd = snd_vt1724_ac97_ready(ice);138	old_cmd &= ~VT1724_AC97_ID_MASK;139	old_cmd |= ac97->num;140	outb(reg, ICEMT1724(ice, AC97_INDEX));141	outw(val, ICEMT1724(ice, AC97_DATA));142	outb(old_cmd | VT1724_AC97_WRITE, ICEMT1724(ice, AC97_CMD));143	snd_vt1724_ac97_wait_bit(ice, VT1724_AC97_WRITE);144}145 146static unsigned short snd_vt1724_ac97_read(struct snd_ac97 *ac97, unsigned short reg)147{148	struct snd_ice1712 *ice = ac97->private_data;149	unsigned char old_cmd;150 151	old_cmd = snd_vt1724_ac97_ready(ice);152	old_cmd &= ~VT1724_AC97_ID_MASK;153	old_cmd |= ac97->num;154	outb(reg, ICEMT1724(ice, AC97_INDEX));155	outb(old_cmd | VT1724_AC97_READ, ICEMT1724(ice, AC97_CMD));156	if (snd_vt1724_ac97_wait_bit(ice, VT1724_AC97_READ) < 0)157		return ~0;158	return inw(ICEMT1724(ice, AC97_DATA));159}160 161 162/*163 * GPIO operations164 */165 166/* set gpio direction 0 = read, 1 = write */167static void snd_vt1724_set_gpio_dir(struct snd_ice1712 *ice, unsigned int data)168{169	outl(data, ICEREG1724(ice, GPIO_DIRECTION));170	inw(ICEREG1724(ice, GPIO_DIRECTION)); /* dummy read for pci-posting */171}172 173/* get gpio direction 0 = read, 1 = write */174static unsigned int snd_vt1724_get_gpio_dir(struct snd_ice1712 *ice)175{176	return inl(ICEREG1724(ice, GPIO_DIRECTION));177}178 179/* set the gpio mask (0 = writable) */180static void snd_vt1724_set_gpio_mask(struct snd_ice1712 *ice, unsigned int data)181{182	outw(data, ICEREG1724(ice, GPIO_WRITE_MASK));183	if (!ice->vt1720) /* VT1720 supports only 16 GPIO bits */184		outb((data >> 16) & 0xff, ICEREG1724(ice, GPIO_WRITE_MASK_22));185	inw(ICEREG1724(ice, GPIO_WRITE_MASK)); /* dummy read for pci-posting */186}187 188static unsigned int snd_vt1724_get_gpio_mask(struct snd_ice1712 *ice)189{190	unsigned int mask;191	if (!ice->vt1720)192		mask = (unsigned int)inb(ICEREG1724(ice, GPIO_WRITE_MASK_22));193	else194		mask = 0;195	mask = (mask << 16) | inw(ICEREG1724(ice, GPIO_WRITE_MASK));196	return mask;197}198 199static 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 207static 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	else213		data = 0;214	data = (data << 16) | inw(ICEREG1724(ice, GPIO_DATA));215	return data;216}217 218/*219 * MIDI220 */221 222static void vt1724_midi_clear_rx(struct snd_ice1712 *ice)223{224	unsigned int count;225 226	for (count = inb(ICEREG1724(ice, MPU_RXFIFO)); count > 0; --count)227		inb(ICEREG1724(ice, MPU_DATA));228}229 230static inline struct snd_rawmidi_substream *231get_rawmidi_substream(struct snd_ice1712 *ice, unsigned int stream)232{233	return list_first_entry(&ice->rmidi[0]->streams[stream].substreams,234				struct snd_rawmidi_substream, list);235}236 237static void enable_midi_irq(struct snd_ice1712 *ice, u8 flag, int enable);238 239static void vt1724_midi_write(struct snd_ice1712 *ice)240{241	struct snd_rawmidi_substream *s;242	int count, i;243	u8 buffer[32];244 245	s = get_rawmidi_substream(ice, SNDRV_RAWMIDI_STREAM_OUTPUT);246	count = 31 - inb(ICEREG1724(ice, MPU_TXFIFO));247	if (count > 0) {248		count = snd_rawmidi_transmit(s, buffer, count);249		for (i = 0; i < count; ++i)250			outb(buffer[i], ICEREG1724(ice, MPU_DATA));251	}252	/* mask irq when all bytes have been transmitted.253	 * enabled again in output_trigger when the new data comes in.254	 */255	enable_midi_irq(ice, VT1724_IRQ_MPU_TX,256			!snd_rawmidi_transmit_empty(s));257}258 259static void vt1724_midi_read(struct snd_ice1712 *ice)260{261	struct snd_rawmidi_substream *s;262	int count, i;263	u8 buffer[32];264 265	s = get_rawmidi_substream(ice, SNDRV_RAWMIDI_STREAM_INPUT);266	count = inb(ICEREG1724(ice, MPU_RXFIFO));267	if (count > 0) {268		count = min(count, 32);269		for (i = 0; i < count; ++i)270			buffer[i] = inb(ICEREG1724(ice, MPU_DATA));271		snd_rawmidi_receive(s, buffer, count);272	}273}274 275/* call with ice->reg_lock */276static void enable_midi_irq(struct snd_ice1712 *ice, u8 flag, int enable)277{278	u8 mask = inb(ICEREG1724(ice, IRQMASK));279	if (enable)280		mask &= ~flag;281	else282		mask |= flag;283	outb(mask, ICEREG1724(ice, IRQMASK));284}285 286static void vt1724_enable_midi_irq(struct snd_rawmidi_substream *substream,287				   u8 flag, int enable)288{289	struct snd_ice1712 *ice = substream->rmidi->private_data;290 291	spin_lock_irq(&ice->reg_lock);292	enable_midi_irq(ice, flag, enable);293	spin_unlock_irq(&ice->reg_lock);294}295 296static int vt1724_midi_output_open(struct snd_rawmidi_substream *s)297{298	return 0;299}300 301static int vt1724_midi_output_close(struct snd_rawmidi_substream *s)302{303	return 0;304}305 306static void vt1724_midi_output_trigger(struct snd_rawmidi_substream *s, int up)307{308	struct snd_ice1712 *ice = s->rmidi->private_data;309	unsigned long flags;310 311	spin_lock_irqsave(&ice->reg_lock, flags);312	if (up) {313		ice->midi_output = 1;314		vt1724_midi_write(ice);315	} else {316		ice->midi_output = 0;317		enable_midi_irq(ice, VT1724_IRQ_MPU_TX, 0);318	}319	spin_unlock_irqrestore(&ice->reg_lock, flags);320}321 322static void vt1724_midi_output_drain(struct snd_rawmidi_substream *s)323{324	struct snd_ice1712 *ice = s->rmidi->private_data;325	unsigned long timeout;326 327	vt1724_enable_midi_irq(s, VT1724_IRQ_MPU_TX, 0);328	/* 32 bytes should be transmitted in less than about 12 ms */329	timeout = jiffies + msecs_to_jiffies(15);330	do {331		if (inb(ICEREG1724(ice, MPU_CTRL)) & VT1724_MPU_TX_EMPTY)332			break;333		schedule_timeout_uninterruptible(1);334	} while (time_after(timeout, jiffies));335}336 337static const struct snd_rawmidi_ops vt1724_midi_output_ops = {338	.open = vt1724_midi_output_open,339	.close = vt1724_midi_output_close,340	.trigger = vt1724_midi_output_trigger,341	.drain = vt1724_midi_output_drain,342};343 344static int vt1724_midi_input_open(struct snd_rawmidi_substream *s)345{346	vt1724_midi_clear_rx(s->rmidi->private_data);347	vt1724_enable_midi_irq(s, VT1724_IRQ_MPU_RX, 1);348	return 0;349}350 351static int vt1724_midi_input_close(struct snd_rawmidi_substream *s)352{353	vt1724_enable_midi_irq(s, VT1724_IRQ_MPU_RX, 0);354	return 0;355}356 357static void vt1724_midi_input_trigger(struct snd_rawmidi_substream *s, int up)358{359	struct snd_ice1712 *ice = s->rmidi->private_data;360	unsigned long flags;361 362	spin_lock_irqsave(&ice->reg_lock, flags);363	if (up) {364		ice->midi_input = 1;365		vt1724_midi_read(ice);366	} else {367		ice->midi_input = 0;368	}369	spin_unlock_irqrestore(&ice->reg_lock, flags);370}371 372static const struct snd_rawmidi_ops vt1724_midi_input_ops = {373	.open = vt1724_midi_input_open,374	.close = vt1724_midi_input_close,375	.trigger = vt1724_midi_input_trigger,376};377 378 379/*380 *  Interrupt handler381 */382 383static irqreturn_t snd_vt1724_interrupt(int irq, void *dev_id)384{385	struct snd_ice1712 *ice = dev_id;386	unsigned char status;387	unsigned char status_mask =388		VT1724_IRQ_MPU_RX | VT1724_IRQ_MPU_TX | VT1724_IRQ_MTPCM;389	int handled = 0;390	int timeout = 0;391 392	while (1) {393		status = inb(ICEREG1724(ice, IRQSTAT));394		status &= status_mask;395		if (status == 0)396			break;397		spin_lock(&ice->reg_lock);398		if (++timeout > 10) {399			status = inb(ICEREG1724(ice, IRQSTAT));400			dev_err(ice->card->dev,401				"Too long irq loop, status = 0x%x\n", status);402			if (status & VT1724_IRQ_MPU_TX) {403				dev_err(ice->card->dev, "Disabling MPU_TX\n");404				enable_midi_irq(ice, VT1724_IRQ_MPU_TX, 0);405			}406			spin_unlock(&ice->reg_lock);407			break;408		}409		handled = 1;410		if (status & VT1724_IRQ_MPU_TX) {411			if (ice->midi_output)412				vt1724_midi_write(ice);413			else414				enable_midi_irq(ice, VT1724_IRQ_MPU_TX, 0);415			/* Due to mysterical reasons, MPU_TX is always416			 * generated (and can't be cleared) when a PCM417			 * playback is going.  So let's ignore at the418			 * next loop.419			 */420			status_mask &= ~VT1724_IRQ_MPU_TX;421		}422		if (status & VT1724_IRQ_MPU_RX) {423			if (ice->midi_input)424				vt1724_midi_read(ice);425			else426				vt1724_midi_clear_rx(ice);427		}428		/* ack MPU irq */429		outb(status, ICEREG1724(ice, IRQSTAT));430		spin_unlock(&ice->reg_lock);431		if (status & VT1724_IRQ_MTPCM) {432			/*433			 * Multi-track PCM434			 * PCM assignment are:435			 * Playback DMA0 (M/C) = playback_pro_substream436			 * Playback DMA1 = playback_con_substream_ds[0]437			 * Playback DMA2 = playback_con_substream_ds[1]438			 * Playback DMA3 = playback_con_substream_ds[2]439			 * Playback DMA4 (SPDIF) = playback_con_substream440			 * Record DMA0 = capture_pro_substream441			 * Record DMA1 = capture_con_substream442			 */443			unsigned char mtstat = inb(ICEMT1724(ice, IRQ));444			if (mtstat & VT1724_MULTI_PDMA0) {445				if (ice->playback_pro_substream)446					snd_pcm_period_elapsed(ice->playback_pro_substream);447			}448			if (mtstat & VT1724_MULTI_RDMA0) {449				if (ice->capture_pro_substream)450					snd_pcm_period_elapsed(ice->capture_pro_substream);451			}452			if (mtstat & VT1724_MULTI_PDMA1) {453				if (ice->playback_con_substream_ds[0])454					snd_pcm_period_elapsed(ice->playback_con_substream_ds[0]);455			}456			if (mtstat & VT1724_MULTI_PDMA2) {457				if (ice->playback_con_substream_ds[1])458					snd_pcm_period_elapsed(ice->playback_con_substream_ds[1]);459			}460			if (mtstat & VT1724_MULTI_PDMA3) {461				if (ice->playback_con_substream_ds[2])462					snd_pcm_period_elapsed(ice->playback_con_substream_ds[2]);463			}464			if (mtstat & VT1724_MULTI_PDMA4) {465				if (ice->playback_con_substream)466					snd_pcm_period_elapsed(ice->playback_con_substream);467			}468			if (mtstat & VT1724_MULTI_RDMA1) {469				if (ice->capture_con_substream)470					snd_pcm_period_elapsed(ice->capture_con_substream);471			}472			/* ack anyway to avoid freeze */473			outb(mtstat, ICEMT1724(ice, IRQ));474			/* ought to really handle this properly */475			if (mtstat & VT1724_MULTI_FIFO_ERR) {476				unsigned char fstat = inb(ICEMT1724(ice, DMA_FIFO_ERR));477				outb(fstat, ICEMT1724(ice, DMA_FIFO_ERR));478				outb(VT1724_MULTI_FIFO_ERR | inb(ICEMT1724(ice, DMA_INT_MASK)), ICEMT1724(ice, DMA_INT_MASK));479				/* If I don't do this, I get machine lockup due to continual interrupts */480			}481 482		}483	}484	return IRQ_RETVAL(handled);485}486 487/*488 *  PCM code - professional part (multitrack)489 */490 491static const unsigned int rates[] = {492	8000, 9600, 11025, 12000, 16000, 22050, 24000,493	32000, 44100, 48000, 64000, 88200, 96000,494	176400, 192000,495};496 497static const struct snd_pcm_hw_constraint_list hw_constraints_rates_96 = {498	.count = ARRAY_SIZE(rates) - 2, /* up to 96000 */499	.list = rates,500	.mask = 0,501};502 503static const struct snd_pcm_hw_constraint_list hw_constraints_rates_48 = {504	.count = ARRAY_SIZE(rates) - 5, /* up to 48000 */505	.list = rates,506	.mask = 0,507};508 509static const struct snd_pcm_hw_constraint_list hw_constraints_rates_192 = {510	.count = ARRAY_SIZE(rates),511	.list = rates,512	.mask = 0,513};514 515struct vt1724_pcm_reg {516	unsigned int addr;	/* ADDR register offset */517	unsigned int size;	/* SIZE register offset */518	unsigned int count;	/* COUNT register offset */519	unsigned int start;	/* start & pause bit */520};521 522static int snd_vt1724_pcm_trigger(struct snd_pcm_substream *substream, int cmd)523{524	struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);525	unsigned char what;526	unsigned char old;527	struct snd_pcm_substream *s;528 529	what = 0;530	snd_pcm_group_for_each_entry(s, substream) {531		if (snd_pcm_substream_chip(s) == ice) {532			const struct vt1724_pcm_reg *reg;533			reg = s->runtime->private_data;534			what |= reg->start;535			snd_pcm_trigger_done(s, substream);536		}537	}538 539	switch (cmd) {540	case SNDRV_PCM_TRIGGER_PAUSE_PUSH:541	case SNDRV_PCM_TRIGGER_PAUSE_RELEASE:542		spin_lock(&ice->reg_lock);543		old = inb(ICEMT1724(ice, DMA_PAUSE));544		if (cmd == SNDRV_PCM_TRIGGER_PAUSE_PUSH)545			old |= what;546		else547			old &= ~what;548		outb(old, ICEMT1724(ice, DMA_PAUSE));549		spin_unlock(&ice->reg_lock);550		break;551 552	case SNDRV_PCM_TRIGGER_START:553	case SNDRV_PCM_TRIGGER_STOP:554	case SNDRV_PCM_TRIGGER_SUSPEND:555		spin_lock(&ice->reg_lock);556		old = inb(ICEMT1724(ice, DMA_CONTROL));557		if (cmd == SNDRV_PCM_TRIGGER_START)558			old |= what;559		else560			old &= ~what;561		outb(old, ICEMT1724(ice, DMA_CONTROL));562		spin_unlock(&ice->reg_lock);563		break;564 565	case SNDRV_PCM_TRIGGER_RESUME:566		/* apps will have to restart stream */567		break;568 569	default:570		return -EINVAL;571	}572	return 0;573}574 575/*576 */577 578#define DMA_STARTS	(VT1724_RDMA0_START|VT1724_PDMA0_START|VT1724_RDMA1_START|\579	VT1724_PDMA1_START|VT1724_PDMA2_START|VT1724_PDMA3_START|VT1724_PDMA4_START)580#define DMA_PAUSES	(VT1724_RDMA0_PAUSE|VT1724_PDMA0_PAUSE|VT1724_RDMA1_PAUSE|\581	VT1724_PDMA1_PAUSE|VT1724_PDMA2_PAUSE|VT1724_PDMA3_PAUSE|VT1724_PDMA4_PAUSE)582 583static const unsigned int stdclock_rate_list[16] = {584	48000, 24000, 12000, 9600, 32000, 16000, 8000, 96000, 44100,585	22050, 11025, 88200, 176400, 0, 192000, 64000586};587 588static unsigned int stdclock_get_rate(struct snd_ice1712 *ice)589{590	return stdclock_rate_list[inb(ICEMT1724(ice, RATE)) & 15];591}592 593static void stdclock_set_rate(struct snd_ice1712 *ice, unsigned int rate)594{595	int i;596	for (i = 0; i < ARRAY_SIZE(stdclock_rate_list); i++) {597		if (stdclock_rate_list[i] == rate) {598			outb(i, ICEMT1724(ice, RATE));599			return;600		}601	}602}603 604static unsigned char stdclock_set_mclk(struct snd_ice1712 *ice,605				       unsigned int rate)606{607	unsigned char val, old;608	/* check MT02 */609	if (ice->eeprom.data[ICE_EEP2_ACLINK] & VT1724_CFG_PRO_I2S) {610		val = old = inb(ICEMT1724(ice, I2S_FORMAT));611		if (rate > 96000)612			val |= VT1724_MT_I2S_MCLK_128X; /* 128x MCLK */613		else614			val &= ~VT1724_MT_I2S_MCLK_128X; /* 256x MCLK */615		if (val != old) {616			outb(val, ICEMT1724(ice, I2S_FORMAT));617			/* master clock changed */618			return 1;619		}620	}621	/* no change in master clock */622	return 0;623}624 625static int snd_vt1724_set_pro_rate(struct snd_ice1712 *ice, unsigned int rate,626				    int force)627{628	unsigned long flags;629	unsigned char mclk_change;630	unsigned int i, old_rate;631	bool call_set_rate = false;632 633	if (rate > ice->hw_rates->list[ice->hw_rates->count - 1])634		return -EINVAL;635 636	spin_lock_irqsave(&ice->reg_lock, flags);637	if ((inb(ICEMT1724(ice, DMA_CONTROL)) & DMA_STARTS) ||638	    (inb(ICEMT1724(ice, DMA_PAUSE)) & DMA_PAUSES)) {639		/* running? we cannot change the rate now... */640		spin_unlock_irqrestore(&ice->reg_lock, flags);641		return ((rate == ice->cur_rate) && !force) ? 0 : -EBUSY;642	}643	if (!force && is_pro_rate_locked(ice)) {644		/* comparing required and current rate - makes sense for645		 * internal clock only */646		spin_unlock_irqrestore(&ice->reg_lock, flags);647		return (rate == ice->cur_rate) ? 0 : -EBUSY;648	}649 650	if (force || !ice->is_spdif_master(ice)) {651		/* force means the rate was switched by ucontrol, otherwise652		 * setting clock rate for internal clock mode */653		old_rate = ice->get_rate(ice);654		if (force || (old_rate != rate))655			call_set_rate = true;656		else if (rate == ice->cur_rate) {657			spin_unlock_irqrestore(&ice->reg_lock, flags);658			return 0;659		}660	}661 662	ice->cur_rate = rate;663	spin_unlock_irqrestore(&ice->reg_lock, flags);664 665	if (call_set_rate)666		ice->set_rate(ice, rate);667 668	/* setting master clock */669	mclk_change = ice->set_mclk(ice, rate);670 671	if (mclk_change && ice->gpio.i2s_mclk_changed)672		ice->gpio.i2s_mclk_changed(ice);673	if (ice->gpio.set_pro_rate)674		ice->gpio.set_pro_rate(ice, rate);675 676	/* set up codecs */677	for (i = 0; i < ice->akm_codecs; i++) {678		if (ice->akm[i].ops.set_rate_val)679			ice->akm[i].ops.set_rate_val(&ice->akm[i], rate);680	}681	if (ice->spdif.ops.setup_rate)682		ice->spdif.ops.setup_rate(ice, rate);683 684	return 0;685}686 687static int snd_vt1724_pcm_hw_params(struct snd_pcm_substream *substream,688				    struct snd_pcm_hw_params *hw_params)689{690	struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);691	int i, chs;692 693	chs = params_channels(hw_params);694	mutex_lock(&ice->open_mutex);695	/* mark surround channels */696	if (substream == ice->playback_pro_substream) {697		/* PDMA0 can be multi-channel up to 8 */698		chs = chs / 2 - 1;699		for (i = 0; i < chs; i++) {700			if (ice->pcm_reserved[i] &&701			    ice->pcm_reserved[i] != substream) {702				mutex_unlock(&ice->open_mutex);703				return -EBUSY;704			}705			ice->pcm_reserved[i] = substream;706		}707		for (; i < 3; i++) {708			if (ice->pcm_reserved[i] == substream)709				ice->pcm_reserved[i] = NULL;710		}711	} else {712		for (i = 0; i < 3; i++) {713			/* check individual playback stream */714			if (ice->playback_con_substream_ds[i] == substream) {715				if (ice->pcm_reserved[i] &&716				    ice->pcm_reserved[i] != substream) {717					mutex_unlock(&ice->open_mutex);718					return -EBUSY;719				}720				ice->pcm_reserved[i] = substream;721				break;722			}723		}724	}725	mutex_unlock(&ice->open_mutex);726 727	return snd_vt1724_set_pro_rate(ice, params_rate(hw_params), 0);728}729 730static int snd_vt1724_pcm_hw_free(struct snd_pcm_substream *substream)731{732	struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);733	int i;734 735	mutex_lock(&ice->open_mutex);736	/* unmark surround channels */737	for (i = 0; i < 3; i++)738		if (ice->pcm_reserved[i] == substream)739			ice->pcm_reserved[i] = NULL;740	mutex_unlock(&ice->open_mutex);741	return 0;742}743 744static int snd_vt1724_playback_pro_prepare(struct snd_pcm_substream *substream)745{746	struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);747	unsigned char val;748	unsigned int size;749 750	spin_lock_irq(&ice->reg_lock);751	val = (8 - substream->runtime->channels) >> 1;752	outb(val, ICEMT1724(ice, BURST));753 754	outl(substream->runtime->dma_addr, ICEMT1724(ice, PLAYBACK_ADDR));755 756	size = (snd_pcm_lib_buffer_bytes(substream) >> 2) - 1;757	/* outl(size, ICEMT1724(ice, PLAYBACK_SIZE)); */758	outw(size, ICEMT1724(ice, PLAYBACK_SIZE));759	outb(size >> 16, ICEMT1724(ice, PLAYBACK_SIZE) + 2);760	size = (snd_pcm_lib_period_bytes(substream) >> 2) - 1;761	/* outl(size, ICEMT1724(ice, PLAYBACK_COUNT)); */762	outw(size, ICEMT1724(ice, PLAYBACK_COUNT));763	outb(size >> 16, ICEMT1724(ice, PLAYBACK_COUNT) + 2);764 765	spin_unlock_irq(&ice->reg_lock);766 767	/*768	dev_dbg(ice->card->dev, "pro prepare: ch = %d, addr = 0x%x, "769	       "buffer = 0x%x, period = 0x%x\n",770	       substream->runtime->channels,771	       (unsigned int)substream->runtime->dma_addr,772	       snd_pcm_lib_buffer_bytes(substream),773	       snd_pcm_lib_period_bytes(substream));774	*/775	return 0;776}777 778static snd_pcm_uframes_t snd_vt1724_playback_pro_pointer(struct snd_pcm_substream *substream)779{780	struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);781	size_t ptr;782 783	if (!(inl(ICEMT1724(ice, DMA_CONTROL)) & VT1724_PDMA0_START))784		return 0;785#if 0 /* read PLAYBACK_ADDR */786	ptr = inl(ICEMT1724(ice, PLAYBACK_ADDR));787	if (ptr < substream->runtime->dma_addr) {788		dev_dbg(ice->card->dev, "invalid negative ptr\n");789		return 0;790	}791	ptr -= substream->runtime->dma_addr;792	ptr = bytes_to_frames(substream->runtime, ptr);793	if (ptr >= substream->runtime->buffer_size) {794		dev_dbg(ice->card->dev, "invalid ptr %d (size=%d)\n",795			   (int)ptr, (int)substream->runtime->period_size);796		return 0;797	}798#else /* read PLAYBACK_SIZE */799	ptr = inl(ICEMT1724(ice, PLAYBACK_SIZE)) & 0xffffff;800	ptr = (ptr + 1) << 2;801	ptr = bytes_to_frames(substream->runtime, ptr);802	if (!ptr)803		;804	else if (ptr <= substream->runtime->buffer_size)805		ptr = substream->runtime->buffer_size - ptr;806	else {807		dev_dbg(ice->card->dev, "invalid ptr %d (size=%d)\n",808			   (int)ptr, (int)substream->runtime->buffer_size);809		ptr = 0;810	}811#endif812	return ptr;813}814 815static int snd_vt1724_pcm_prepare(struct snd_pcm_substream *substream)816{817	struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);818	const struct vt1724_pcm_reg *reg = substream->runtime->private_data;819 820	spin_lock_irq(&ice->reg_lock);821	outl(substream->runtime->dma_addr, ice->profi_port + reg->addr);822	outw((snd_pcm_lib_buffer_bytes(substream) >> 2) - 1,823	     ice->profi_port + reg->size);824	outw((snd_pcm_lib_period_bytes(substream) >> 2) - 1,825	     ice->profi_port + reg->count);826	spin_unlock_irq(&ice->reg_lock);827	return 0;828}829 830static snd_pcm_uframes_t snd_vt1724_pcm_pointer(struct snd_pcm_substream *substream)831{832	struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);833	const struct vt1724_pcm_reg *reg = substream->runtime->private_data;834	size_t ptr;835 836	if (!(inl(ICEMT1724(ice, DMA_CONTROL)) & reg->start))837		return 0;838#if 0 /* use ADDR register */839	ptr = inl(ice->profi_port + reg->addr);840	ptr -= substream->runtime->dma_addr;841	return bytes_to_frames(substream->runtime, ptr);842#else /* use SIZE register */843	ptr = inw(ice->profi_port + reg->size);844	ptr = (ptr + 1) << 2;845	ptr = bytes_to_frames(substream->runtime, ptr);846	if (!ptr)847		;848	else if (ptr <= substream->runtime->buffer_size)849		ptr = substream->runtime->buffer_size - ptr;850	else {851		dev_dbg(ice->card->dev, "invalid ptr %d (size=%d)\n",852			   (int)ptr, (int)substream->runtime->buffer_size);853		ptr = 0;854	}855	return ptr;856#endif857}858 859static const struct vt1724_pcm_reg vt1724_pdma0_reg = {860	.addr = VT1724_MT_PLAYBACK_ADDR,861	.size = VT1724_MT_PLAYBACK_SIZE,862	.count = VT1724_MT_PLAYBACK_COUNT,863	.start = VT1724_PDMA0_START,864};865 866static const struct vt1724_pcm_reg vt1724_pdma4_reg = {867	.addr = VT1724_MT_PDMA4_ADDR,868	.size = VT1724_MT_PDMA4_SIZE,869	.count = VT1724_MT_PDMA4_COUNT,870	.start = VT1724_PDMA4_START,871};872 873static const struct vt1724_pcm_reg vt1724_rdma0_reg = {874	.addr = VT1724_MT_CAPTURE_ADDR,875	.size = VT1724_MT_CAPTURE_SIZE,876	.count = VT1724_MT_CAPTURE_COUNT,877	.start = VT1724_RDMA0_START,878};879 880static const struct vt1724_pcm_reg vt1724_rdma1_reg = {881	.addr = VT1724_MT_RDMA1_ADDR,882	.size = VT1724_MT_RDMA1_SIZE,883	.count = VT1724_MT_RDMA1_COUNT,884	.start = VT1724_RDMA1_START,885};886 887#define vt1724_playback_pro_reg vt1724_pdma0_reg888#define vt1724_playback_spdif_reg vt1724_pdma4_reg889#define vt1724_capture_pro_reg vt1724_rdma0_reg890#define vt1724_capture_spdif_reg vt1724_rdma1_reg891 892static const struct snd_pcm_hardware snd_vt1724_playback_pro = {893	.info =			(SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_INTERLEAVED |894				 SNDRV_PCM_INFO_BLOCK_TRANSFER |895				 SNDRV_PCM_INFO_MMAP_VALID |896				 SNDRV_PCM_INFO_PAUSE | SNDRV_PCM_INFO_SYNC_START),897	.formats =		SNDRV_PCM_FMTBIT_S32_LE,898	.rates =		SNDRV_PCM_RATE_KNOT | SNDRV_PCM_RATE_8000_192000,899	.rate_min =		8000,900	.rate_max =		192000,901	.channels_min =		2,902	.channels_max =		8,903	.buffer_bytes_max =	(1UL << 21),	/* 19bits dword */904	.period_bytes_min =	8 * 4 * 2,	/* FIXME: constraints needed */905	.period_bytes_max =	(1UL << 21),906	.periods_min =		2,907	.periods_max =		1024,908};909 910static const struct snd_pcm_hardware snd_vt1724_spdif = {911	.info =			(SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_INTERLEAVED |912				 SNDRV_PCM_INFO_BLOCK_TRANSFER |913				 SNDRV_PCM_INFO_MMAP_VALID |914				 SNDRV_PCM_INFO_PAUSE | SNDRV_PCM_INFO_SYNC_START),915	.formats =		SNDRV_PCM_FMTBIT_S32_LE,916	.rates =	        (SNDRV_PCM_RATE_32000|SNDRV_PCM_RATE_44100|917				 SNDRV_PCM_RATE_48000|SNDRV_PCM_RATE_88200|918				 SNDRV_PCM_RATE_96000|SNDRV_PCM_RATE_176400|919				 SNDRV_PCM_RATE_192000),920	.rate_min =		32000,921	.rate_max =		192000,922	.channels_min =		2,923	.channels_max =		2,924	.buffer_bytes_max =	(1UL << 18),	/* 16bits dword */925	.period_bytes_min =	2 * 4 * 2,926	.period_bytes_max =	(1UL << 18),927	.periods_min =		2,928	.periods_max =		1024,929};930 931static const struct snd_pcm_hardware snd_vt1724_2ch_stereo = {932	.info =			(SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_INTERLEAVED |933				 SNDRV_PCM_INFO_BLOCK_TRANSFER |934				 SNDRV_PCM_INFO_MMAP_VALID |935				 SNDRV_PCM_INFO_PAUSE | SNDRV_PCM_INFO_SYNC_START),936	.formats =		SNDRV_PCM_FMTBIT_S32_LE,937	.rates =		SNDRV_PCM_RATE_KNOT | SNDRV_PCM_RATE_8000_192000,938	.rate_min =		8000,939	.rate_max =		192000,940	.channels_min =		2,941	.channels_max =		2,942	.buffer_bytes_max =	(1UL << 18),	/* 16bits dword */943	.period_bytes_min =	2 * 4 * 2,944	.period_bytes_max =	(1UL << 18),945	.periods_min =		2,946	.periods_max =		1024,947};948 949/*950 * set rate constraints951 */952static void set_std_hw_rates(struct snd_ice1712 *ice)953{954	if (ice->eeprom.data[ICE_EEP2_ACLINK] & VT1724_CFG_PRO_I2S) {955		/* I2S */956		/* VT1720 doesn't support more than 96kHz */957		if ((ice->eeprom.data[ICE_EEP2_I2S] & 0x08) && !ice->vt1720)958			ice->hw_rates = &hw_constraints_rates_192;959		else960			ice->hw_rates = &hw_constraints_rates_96;961	} else {962		/* ACLINK */963		ice->hw_rates = &hw_constraints_rates_48;964	}965}966 967static int set_rate_constraints(struct snd_ice1712 *ice,968				struct snd_pcm_substream *substream)969{970	struct snd_pcm_runtime *runtime = substream->runtime;971 972	runtime->hw.rate_min = ice->hw_rates->list[0];973	runtime->hw.rate_max = ice->hw_rates->list[ice->hw_rates->count - 1];974	runtime->hw.rates = SNDRV_PCM_RATE_KNOT;975	return snd_pcm_hw_constraint_list(runtime, 0,976					  SNDRV_PCM_HW_PARAM_RATE,977					  ice->hw_rates);978}979 980/* if the card has the internal rate locked (is_pro_locked), limit runtime981   hw rates to the current internal rate only.982*/983static void constrain_rate_if_locked(struct snd_pcm_substream *substream)984{985	struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);986	struct snd_pcm_runtime *runtime = substream->runtime;987	unsigned int rate;988	if (is_pro_rate_locked(ice)) {989		rate = ice->get_rate(ice);990		if (rate >= runtime->hw.rate_min991		    && rate <= runtime->hw.rate_max) {992			runtime->hw.rate_min = rate;993			runtime->hw.rate_max = rate;994		}995	}996}997 998 999/* multi-channel playback needs alignment 8x32bit regardless of the channels1000 * actually used1001 */1002#define VT1724_BUFFER_ALIGN	0x201003 1004static int snd_vt1724_playback_pro_open(struct snd_pcm_substream *substream)1005{1006	struct snd_pcm_runtime *runtime = substream->runtime;1007	struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);1008	int chs, num_indeps;1009 1010	runtime->private_data = (void *)&vt1724_playback_pro_reg;1011	ice->playback_pro_substream = substream;1012	runtime->hw = snd_vt1724_playback_pro;1013	snd_pcm_set_sync(substream);1014	snd_pcm_hw_constraint_msbits(runtime, 0, 32, 24);1015	set_rate_constraints(ice, substream);1016	mutex_lock(&ice->open_mutex);1017	/* calculate the currently available channels */1018	num_indeps = ice->num_total_dacs / 2 - 1;1019	for (chs = 0; chs < num_indeps; chs++) {1020		if (ice->pcm_reserved[chs])1021			break;1022	}1023	chs = (chs + 1) * 2;1024	runtime->hw.channels_max = chs;1025	if (chs > 2) /* channels must be even */1026		snd_pcm_hw_constraint_step(runtime, 0, SNDRV_PCM_HW_PARAM_CHANNELS, 2);1027	mutex_unlock(&ice->open_mutex);1028	snd_pcm_hw_constraint_step(runtime, 0, SNDRV_PCM_HW_PARAM_PERIOD_BYTES,1029				   VT1724_BUFFER_ALIGN);1030	snd_pcm_hw_constraint_step(runtime, 0, SNDRV_PCM_HW_PARAM_BUFFER_BYTES,1031				   VT1724_BUFFER_ALIGN);1032	constrain_rate_if_locked(substream);1033	if (ice->pro_open)1034		ice->pro_open(ice, substream);1035	return 0;1036}1037 1038static int snd_vt1724_capture_pro_open(struct snd_pcm_substream *substream)1039{1040	struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);1041	struct snd_pcm_runtime *runtime = substream->runtime;1042 1043	runtime->private_data = (void *)&vt1724_capture_pro_reg;1044	ice->capture_pro_substream = substream;1045	runtime->hw = snd_vt1724_2ch_stereo;1046	snd_pcm_set_sync(substream);1047	snd_pcm_hw_constraint_msbits(runtime, 0, 32, 24);1048	set_rate_constraints(ice, substream);1049	snd_pcm_hw_constraint_step(runtime, 0, SNDRV_PCM_HW_PARAM_PERIOD_BYTES,1050				   VT1724_BUFFER_ALIGN);1051	snd_pcm_hw_constraint_step(runtime, 0, SNDRV_PCM_HW_PARAM_BUFFER_BYTES,1052				   VT1724_BUFFER_ALIGN);1053	constrain_rate_if_locked(substream);1054	if (ice->pro_open)1055		ice->pro_open(ice, substream);1056	return 0;1057}1058 1059static int snd_vt1724_playback_pro_close(struct snd_pcm_substream *substream)1060{1061	struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);1062 1063	if (PRO_RATE_RESET)1064		snd_vt1724_set_pro_rate(ice, ice->pro_rate_default, 0);1065	ice->playback_pro_substream = NULL;1066 1067	return 0;1068}1069 1070static int snd_vt1724_capture_pro_close(struct snd_pcm_substream *substream)1071{1072	struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);1073 1074	if (PRO_RATE_RESET)1075		snd_vt1724_set_pro_rate(ice, ice->pro_rate_default, 0);1076	ice->capture_pro_substream = NULL;1077	return 0;1078}1079 1080static const struct snd_pcm_ops snd_vt1724_playback_pro_ops = {1081	.open =		snd_vt1724_playback_pro_open,1082	.close =	snd_vt1724_playback_pro_close,1083	.hw_params =	snd_vt1724_pcm_hw_params,1084	.hw_free =	snd_vt1724_pcm_hw_free,1085	.prepare =	snd_vt1724_playback_pro_prepare,1086	.trigger =	snd_vt1724_pcm_trigger,1087	.pointer =	snd_vt1724_playback_pro_pointer,1088};1089 1090static const struct snd_pcm_ops snd_vt1724_capture_pro_ops = {1091	.open =		snd_vt1724_capture_pro_open,1092	.close =	snd_vt1724_capture_pro_close,1093	.hw_params =	snd_vt1724_pcm_hw_params,1094	.hw_free =	snd_vt1724_pcm_hw_free,1095	.prepare =	snd_vt1724_pcm_prepare,1096	.trigger =	snd_vt1724_pcm_trigger,1097	.pointer =	snd_vt1724_pcm_pointer,1098};1099 1100static int snd_vt1724_pcm_profi(struct snd_ice1712 *ice, int device)1101{1102	struct snd_pcm *pcm;1103	int capt, err;1104 1105	if ((ice->eeprom.data[ICE_EEP2_SYSCONF] & VT1724_CFG_ADC_MASK) ==1106	    VT1724_CFG_ADC_NONE)1107		capt = 0;1108	else1109		capt = 1;1110	err = snd_pcm_new(ice->card, "ICE1724", device, 1, capt, &pcm);1111	if (err < 0)1112		return err;1113 1114	snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_PLAYBACK, &snd_vt1724_playback_pro_ops);1115	if (capt)1116		snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_CAPTURE,1117			&snd_vt1724_capture_pro_ops);1118 1119	pcm->private_data = ice;1120	pcm->info_flags = 0;1121	strcpy(pcm->name, "ICE1724");1122 1123	snd_pcm_set_managed_buffer_all(pcm, SNDRV_DMA_TYPE_DEV,1124				       &ice->pci->dev, 256*1024, 256*1024);1125 1126	ice->pcm_pro = pcm;1127 1128	return 0;1129}1130 1131 1132/*1133 * SPDIF PCM1134 */1135 1136/* update spdif control bits; call with reg_lock */1137static void update_spdif_bits(struct snd_ice1712 *ice, unsigned int val)1138{1139	unsigned char cbit, disabled;1140 1141	cbit = inb(ICEREG1724(ice, SPDIF_CFG));1142	disabled = cbit & ~VT1724_CFG_SPDIF_OUT_EN;1143	if (cbit != disabled)1144		outb(disabled, ICEREG1724(ice, SPDIF_CFG));1145	outw(val, ICEMT1724(ice, SPDIF_CTRL));1146	if (cbit != disabled)1147		outb(cbit, ICEREG1724(ice, SPDIF_CFG));1148	outw(val, ICEMT1724(ice, SPDIF_CTRL));1149}1150 1151/* update SPDIF control bits according to the given rate */1152static void update_spdif_rate(struct snd_ice1712 *ice, unsigned int rate)1153{1154	unsigned int val, nval;1155	unsigned long flags;1156 1157	spin_lock_irqsave(&ice->reg_lock, flags);1158	nval = val = inw(ICEMT1724(ice, SPDIF_CTRL));1159	nval &= ~(7 << 12);1160	switch (rate) {1161	case 44100: break;1162	case 48000: nval |= 2 << 12; break;1163	case 32000: nval |= 3 << 12; break;1164	case 88200: nval |= 4 << 12; break;1165	case 96000: nval |= 5 << 12; break;1166	case 192000: nval |= 6 << 12; break;1167	case 176400: nval |= 7 << 12; break;1168	}1169	if (val != nval)1170		update_spdif_bits(ice, nval);1171	spin_unlock_irqrestore(&ice->reg_lock, flags);1172}1173 1174static int snd_vt1724_playback_spdif_prepare(struct snd_pcm_substream *substream)1175{1176	struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);1177	if (!ice->force_pdma4)1178		update_spdif_rate(ice, substream->runtime->rate);1179	return snd_vt1724_pcm_prepare(substream);1180}1181 1182static int snd_vt1724_playback_spdif_open(struct snd_pcm_substream *substream)1183{1184	struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);1185	struct snd_pcm_runtime *runtime = substream->runtime;1186 1187	runtime->private_data = (void *)&vt1724_playback_spdif_reg;1188	ice->playback_con_substream = substream;1189	if (ice->force_pdma4) {1190		runtime->hw = snd_vt1724_2ch_stereo;1191		set_rate_constraints(ice, substream);1192	} else1193		runtime->hw = snd_vt1724_spdif;1194	snd_pcm_set_sync(substream);1195	snd_pcm_hw_constraint_msbits(runtime, 0, 32, 24);1196	snd_pcm_hw_constraint_step(runtime, 0, SNDRV_PCM_HW_PARAM_PERIOD_BYTES,1197				   VT1724_BUFFER_ALIGN);1198	snd_pcm_hw_constraint_step(runtime, 0, SNDRV_PCM_HW_PARAM_BUFFER_BYTES,1199				   VT1724_BUFFER_ALIGN);1200	constrain_rate_if_locked(substream);1201	if (ice->spdif.ops.open)1202		ice->spdif.ops.open(ice, substream);1203	return 0;1204}1205 1206static int snd_vt1724_playback_spdif_close(struct snd_pcm_substream *substream)1207{1208	struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);1209 1210	if (PRO_RATE_RESET)1211		snd_vt1724_set_pro_rate(ice, ice->pro_rate_default, 0);1212	ice->playback_con_substream = NULL;1213	if (ice->spdif.ops.close)1214		ice->spdif.ops.close(ice, substream);1215 1216	return 0;1217}1218 1219static int snd_vt1724_capture_spdif_open(struct snd_pcm_substream *substream)1220{1221	struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);1222	struct snd_pcm_runtime *runtime = substream->runtime;1223 1224	runtime->private_data = (void *)&vt1724_capture_spdif_reg;1225	ice->capture_con_substream = substream;1226	if (ice->force_rdma1) {1227		runtime->hw = snd_vt1724_2ch_stereo;1228		set_rate_constraints(ice, substream);1229	} else1230		runtime->hw = snd_vt1724_spdif;1231	snd_pcm_set_sync(substream);1232	snd_pcm_hw_constraint_msbits(runtime, 0, 32, 24);1233	snd_pcm_hw_constraint_step(runtime, 0, SNDRV_PCM_HW_PARAM_PERIOD_BYTES,1234				   VT1724_BUFFER_ALIGN);1235	snd_pcm_hw_constraint_step(runtime, 0, SNDRV_PCM_HW_PARAM_BUFFER_BYTES,1236				   VT1724_BUFFER_ALIGN);1237	constrain_rate_if_locked(substream);1238	if (ice->spdif.ops.open)1239		ice->spdif.ops.open(ice, substream);1240	return 0;1241}1242 1243static int snd_vt1724_capture_spdif_close(struct snd_pcm_substream *substream)1244{1245	struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);1246 1247	if (PRO_RATE_RESET)1248		snd_vt1724_set_pro_rate(ice, ice->pro_rate_default, 0);1249	ice->capture_con_substream = NULL;1250	if (ice->spdif.ops.close)1251		ice->spdif.ops.close(ice, substream);1252 1253	return 0;1254}1255 1256static const struct snd_pcm_ops snd_vt1724_playback_spdif_ops = {1257	.open =		snd_vt1724_playback_spdif_open,1258	.close =	snd_vt1724_playback_spdif_close,1259	.hw_params =	snd_vt1724_pcm_hw_params,1260	.hw_free =	snd_vt1724_pcm_hw_free,1261	.prepare =	snd_vt1724_playback_spdif_prepare,1262	.trigger =	snd_vt1724_pcm_trigger,1263	.pointer =	snd_vt1724_pcm_pointer,1264};1265 1266static const struct snd_pcm_ops snd_vt1724_capture_spdif_ops = {1267	.open =		snd_vt1724_capture_spdif_open,1268	.close =	snd_vt1724_capture_spdif_close,1269	.hw_params =	snd_vt1724_pcm_hw_params,1270	.hw_free =	snd_vt1724_pcm_hw_free,1271	.prepare =	snd_vt1724_pcm_prepare,1272	.trigger =	snd_vt1724_pcm_trigger,1273	.pointer =	snd_vt1724_pcm_pointer,1274};1275 1276 1277static int snd_vt1724_pcm_spdif(struct snd_ice1712 *ice, int device)1278{1279	char *name;1280	struct snd_pcm *pcm;1281	int play, capt;1282	int err;1283 1284	if (ice->force_pdma4 ||1285	    (ice->eeprom.data[ICE_EEP2_SPDIF] & VT1724_CFG_SPDIF_OUT_INT)) {1286		play = 1;1287		ice->has_spdif = 1;1288	} else1289		play = 0;1290	if (ice->force_rdma1 ||1291	    (ice->eeprom.data[ICE_EEP2_SPDIF] & VT1724_CFG_SPDIF_IN)) {1292		capt = 1;1293		ice->has_spdif = 1;1294	} else1295		capt = 0;1296	if (!play && !capt)1297		return 0; /* no spdif device */1298 1299	if (ice->force_pdma4 || ice->force_rdma1)1300		name = "ICE1724 Secondary";1301	else1302		name = "ICE1724 IEC958";1303	err = snd_pcm_new(ice->card, name, device, play, capt, &pcm);1304	if (err < 0)1305		return err;1306 1307	if (play)1308		snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_PLAYBACK,1309				&snd_vt1724_playback_spdif_ops);1310	if (capt)1311		snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_CAPTURE,1312				&snd_vt1724_capture_spdif_ops);1313 1314	pcm->private_data = ice;1315	pcm->info_flags = 0;1316	strcpy(pcm->name, name);1317 1318	snd_pcm_set_managed_buffer_all(pcm, SNDRV_DMA_TYPE_DEV,1319				       &ice->pci->dev, 256*1024, 256*1024);1320 1321	ice->pcm = pcm;1322 1323	return 0;1324}1325 1326 1327/*1328 * independent surround PCMs1329 */1330 1331static const struct vt1724_pcm_reg vt1724_playback_dma_regs[3] = {1332	{1333		.addr = VT1724_MT_PDMA1_ADDR,1334		.size = VT1724_MT_PDMA1_SIZE,1335		.count = VT1724_MT_PDMA1_COUNT,1336		.start = VT1724_PDMA1_START,1337	},1338	{1339		.addr = VT1724_MT_PDMA2_ADDR,1340		.size = VT1724_MT_PDMA2_SIZE,1341		.count = VT1724_MT_PDMA2_COUNT,1342		.start = VT1724_PDMA2_START,1343	},1344	{1345		.addr = VT1724_MT_PDMA3_ADDR,1346		.size = VT1724_MT_PDMA3_SIZE,1347		.count = VT1724_MT_PDMA3_COUNT,1348		.start = VT1724_PDMA3_START,1349	},1350};1351 1352static int snd_vt1724_playback_indep_prepare(struct snd_pcm_substream *substream)1353{1354	struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);1355	unsigned char val;1356 1357	spin_lock_irq(&ice->reg_lock);1358	val = 3 - substream->number;1359	if (inb(ICEMT1724(ice, BURST)) < val)1360		outb(val, ICEMT1724(ice, BURST));1361	spin_unlock_irq(&ice->reg_lock);1362	return snd_vt1724_pcm_prepare(substream);1363}1364 1365static int snd_vt1724_playback_indep_open(struct snd_pcm_substream *substream)1366{1367	struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);1368	struct snd_pcm_runtime *runtime = substream->runtime;1369 1370	mutex_lock(&ice->open_mutex);1371	/* already used by PDMA0? */1372	if (ice->pcm_reserved[substream->number]) {1373		mutex_unlock(&ice->open_mutex);1374		return -EBUSY; /* FIXME: should handle blocking mode properly */1375	}1376	mutex_unlock(&ice->open_mutex);1377	runtime->private_data = (void *)&vt1724_playback_dma_regs[substream->number];1378	ice->playback_con_substream_ds[substream->number] = substream;1379	runtime->hw = snd_vt1724_2ch_stereo;1380	snd_pcm_set_sync(substream);1381	snd_pcm_hw_constraint_msbits(runtime, 0, 32, 24);1382	set_rate_constraints(ice, substream);1383	return 0;1384}1385 1386static int snd_vt1724_playback_indep_close(struct snd_pcm_substream *substream)1387{1388	struct snd_ice1712 *ice = snd_pcm_substream_chip(substream);1389 1390	if (PRO_RATE_RESET)1391		snd_vt1724_set_pro_rate(ice, ice->pro_rate_default, 0);1392	ice->playback_con_substream_ds[substream->number] = NULL;1393	ice->pcm_reserved[substream->number] = NULL;1394 1395	return 0;1396}1397 1398static const struct snd_pcm_ops snd_vt1724_playback_indep_ops = {1399	.open =		snd_vt1724_playback_indep_open,1400	.close =	snd_vt1724_playback_indep_close,1401	.hw_params =	snd_vt1724_pcm_hw_params,1402	.hw_free =	snd_vt1724_pcm_hw_free,1403	.prepare =	snd_vt1724_playback_indep_prepare,1404	.trigger =	snd_vt1724_pcm_trigger,1405	.pointer =	snd_vt1724_pcm_pointer,1406};1407 1408 1409static int snd_vt1724_pcm_indep(struct snd_ice1712 *ice, int device)1410{1411	struct snd_pcm *pcm;1412	int play;1413	int err;1414 1415	play = ice->num_total_dacs / 2 - 1;1416	if (play <= 0)1417		return 0;1418 1419	err = snd_pcm_new(ice->card, "ICE1724 Surrounds", device, play, 0, &pcm);1420	if (err < 0)1421		return err;1422 1423	snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_PLAYBACK,1424			&snd_vt1724_playback_indep_ops);1425 1426	pcm->private_data = ice;1427	pcm->info_flags = 0;1428	strcpy(pcm->name, "ICE1724 Surround PCM");1429 1430	snd_pcm_set_managed_buffer_all(pcm, SNDRV_DMA_TYPE_DEV,1431				       &ice->pci->dev, 256*1024, 256*1024);1432 1433	ice->pcm_ds = pcm;1434 1435	return 0;1436}1437 1438 1439/*1440 *  Mixer section1441 */1442 1443static int snd_vt1724_ac97_mixer(struct snd_ice1712 *ice)1444{1445	int err;1446 1447	if (!(ice->eeprom.data[ICE_EEP2_ACLINK] & VT1724_CFG_PRO_I2S)) {1448		struct snd_ac97_bus *pbus;1449		struct snd_ac97_template ac97;1450		static const struct snd_ac97_bus_ops ops = {1451			.write = snd_vt1724_ac97_write,1452			.read = snd_vt1724_ac97_read,1453		};1454 1455		/* cold reset */1456		outb(inb(ICEMT1724(ice, AC97_CMD)) | 0x80, ICEMT1724(ice, AC97_CMD));1457		mdelay(5); /* FIXME */1458		outb(inb(ICEMT1724(ice, AC97_CMD)) & ~0x80, ICEMT1724(ice, AC97_CMD));1459 1460		err = snd_ac97_bus(ice->card, 0, &ops, NULL, &pbus);1461		if (err < 0)1462			return err;1463		memset(&ac97, 0, sizeof(ac97));1464		ac97.private_data = ice;1465		err = snd_ac97_mixer(pbus, &ac97, &ice->ac97);1466		if (err < 0)1467			dev_warn(ice->card->dev,1468				 "cannot initialize pro ac97, skipped\n");1469		else1470			return 0;1471	}1472	/* I2S mixer only */1473	strcat(ice->card->mixername, "ICE1724 - multitrack");1474	return 0;1475}1476 1477/*1478 *1479 */1480 1481static inline unsigned int eeprom_triple(struct snd_ice1712 *ice, int idx)1482{1483	return (unsigned int)ice->eeprom.data[idx] | \1484		((unsigned int)ice->eeprom.data[idx + 1] << 8) | \1485		((unsigned int)ice->eeprom.data[idx + 2] << 16);1486}1487 1488static void snd_vt1724_proc_read(struct snd_info_entry *entry,1489				 struct snd_info_buffer *buffer)1490{1491	struct snd_ice1712 *ice = entry->private_data;1492	unsigned int idx;1493 1494	snd_iprintf(buffer, "%s\n\n", ice->card->longname);1495	snd_iprintf(buffer, "EEPROM:\n");1496 1497	snd_iprintf(buffer, "  Subvendor        : 0x%x\n", ice->eeprom.subvendor);1498	snd_iprintf(buffer, "  Size             : %i bytes\n", ice->eeprom.size);1499	snd_iprintf(buffer, "  Version          : %i\n", ice->eeprom.version);1500	snd_iprintf(buffer, "  System Config    : 0x%x\n",1501		    ice->eeprom.data[ICE_EEP2_SYSCONF]);1502	snd_iprintf(buffer, "  ACLink           : 0x%x\n",1503		    ice->eeprom.data[ICE_EEP2_ACLINK]);1504	snd_iprintf(buffer, "  I2S              : 0x%x\n",1505		    ice->eeprom.data[ICE_EEP2_I2S]);1506	snd_iprintf(buffer, "  S/PDIF           : 0x%x\n",1507		    ice->eeprom.data[ICE_EEP2_SPDIF]);1508	snd_iprintf(buffer, "  GPIO direction   : 0x%x\n",1509		    ice->eeprom.gpiodir);1510	snd_iprintf(buffer, "  GPIO mask        : 0x%x\n",1511		    ice->eeprom.gpiomask);1512	snd_iprintf(buffer, "  GPIO state       : 0x%x\n",1513		    ice->eeprom.gpiostate);1514	for (idx = 0x12; idx < ice->eeprom.size; idx++)1515		snd_iprintf(buffer, "  Extra #%02i        : 0x%x\n",1516			    idx, ice->eeprom.data[idx]);1517 1518	snd_iprintf(buffer, "\nRegisters:\n");1519 1520	snd_iprintf(buffer, "  PSDOUT03 : 0x%08x\n",1521		    (unsigned)inl(ICEMT1724(ice, ROUTE_PLAYBACK)));1522	for (idx = 0x0; idx < 0x20 ; idx++)1523		snd_iprintf(buffer, "  CCS%02x    : 0x%02x\n",1524			    idx, inb(ice->port+idx));1525	for (idx = 0x0; idx < 0x30 ; idx++)1526		snd_iprintf(buffer, "  MT%02x     : 0x%02x\n",1527			    idx, inb(ice->profi_port+idx));1528}1529 1530static void snd_vt1724_proc_init(struct snd_ice1712 *ice)1531{1532	snd_card_ro_proc_new(ice->card, "ice1724", ice, snd_vt1724_proc_read);1533}1534 1535/*1536 *1537 */1538 1539static int snd_vt1724_eeprom_info(struct snd_kcontrol *kcontrol,1540				  struct snd_ctl_elem_info *uinfo)1541{1542	uinfo->type = SNDRV_CTL_ELEM_TYPE_BYTES;1543	uinfo->count = sizeof(struct snd_ice1712_eeprom);1544	return 0;1545}1546 1547static int snd_vt1724_eeprom_get(struct snd_kcontrol *kcontrol,1548				 struct snd_ctl_elem_value *ucontrol)1549{1550	struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);1551 1552	memcpy(ucontrol->value.bytes.data, &ice->eeprom, sizeof(ice->eeprom));1553	return 0;1554}1555 1556static const struct snd_kcontrol_new snd_vt1724_eeprom = {1557	.iface = SNDRV_CTL_ELEM_IFACE_CARD,1558	.name = "ICE1724 EEPROM",1559	.access = SNDRV_CTL_ELEM_ACCESS_READ,1560	.info = snd_vt1724_eeprom_info,1561	.get = snd_vt1724_eeprom_get1562};1563 1564/*1565 */1566static int snd_vt1724_spdif_info(struct snd_kcontrol *kcontrol,1567				 struct snd_ctl_elem_info *uinfo)1568{1569	uinfo->type = SNDRV_CTL_ELEM_TYPE_IEC958;1570	uinfo->count = 1;1571	return 0;1572}1573 1574static unsigned int encode_spdif_bits(struct snd_aes_iec958 *diga)1575{1576	unsigned int val, rbits;1577 1578	val = diga->status[0] & 0x03; /* professional, non-audio */1579	if (val & 0x01) {1580		/* professional */1581		if ((diga->status[0] & IEC958_AES0_PRO_EMPHASIS) ==1582		    IEC958_AES0_PRO_EMPHASIS_5015)1583			val |= 1U << 3;1584		rbits = (diga->status[4] >> 3) & 0x0f;1585		if (rbits) {1586			switch (rbits) {1587			case 2: val |= 5 << 12; break; /* 96k */1588			case 3: val |= 6 << 12; break; /* 192k */1589			case 10: val |= 4 << 12; break; /* 88.2k */1590			case 11: val |= 7 << 12; break; /* 176.4k */1591			}1592		} else {1593			switch (diga->status[0] & IEC958_AES0_PRO_FS) {1594			case IEC958_AES0_PRO_FS_44100:1595				break;1596			case IEC958_AES0_PRO_FS_32000:1597				val |= 3U << 12;1598				break;1599			default:1600				val |= 2U << 12;1601				break;1602			}1603		}1604	} else {1605		/* consumer */1606		val |= diga->status[1] & 0x04; /* copyright */1607		if ((diga->status[0] & IEC958_AES0_CON_EMPHASIS) ==1608		    IEC958_AES0_CON_EMPHASIS_5015)1609			val |= 1U << 3;1610		val |= (unsigned int)(diga->status[1] & 0x3f) << 4; /* category */1611		val |= (unsigned int)(diga->status[3] & IEC958_AES3_CON_FS) << 12; /* fs */1612	}1613	return val;1614}1615 1616static void decode_spdif_bits(struct snd_aes_iec958 *diga, unsigned int val)1617{1618	memset(diga->status, 0, sizeof(diga->status));1619	diga->status[0] = val & 0x03; /* professional, non-audio */1620	if (val & 0x01) {1621		/* professional */1622		if (val & (1U << 3))1623			diga->status[0] |= IEC958_AES0_PRO_EMPHASIS_5015;1624		switch ((val >> 12) & 0x7) {1625		case 0:1626			break;1627		case 2:1628			diga->status[0] |= IEC958_AES0_PRO_FS_32000;1629			break;1630		default:1631			diga->status[0] |= IEC958_AES0_PRO_FS_48000;1632			break;1633		}1634	} else {1635		/* consumer */1636		diga->status[0] |= val & (1U << 2); /* copyright */1637		if (val & (1U << 3))1638			diga->status[0] |= IEC958_AES0_CON_EMPHASIS_5015;1639		diga->status[1] |= (val >> 4) & 0x3f; /* category */1640		diga->status[3] |= (val >> 12) & 0x07; /* fs */1641	}1642}1643 1644static int snd_vt1724_spdif_default_get(struct snd_kcontrol *kcontrol,1645					struct snd_ctl_elem_value *ucontrol)1646{1647	struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);1648	unsigned int val;1649	val = inw(ICEMT1724(ice, SPDIF_CTRL));1650	decode_spdif_bits(&ucontrol->value.iec958, val);1651	return 0;1652}1653 1654static int snd_vt1724_spdif_default_put(struct snd_kcontrol *kcontrol,1655					 struct snd_ctl_elem_value *ucontrol)1656{1657	struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);1658	unsigned int val, old;1659 1660	val = encode_spdif_bits(&ucontrol->value.iec958);1661	spin_lock_irq(&ice->reg_lock);1662	old = inw(ICEMT1724(ice, SPDIF_CTRL));1663	if (val != old)1664		update_spdif_bits(ice, val);1665	spin_unlock_irq(&ice->reg_lock);1666	return val != old;1667}1668 1669static const struct snd_kcontrol_new snd_vt1724_spdif_default =1670{1671	.iface =	SNDRV_CTL_ELEM_IFACE_PCM,1672	.name =         SNDRV_CTL_NAME_IEC958("", PLAYBACK, DEFAULT),1673	.info =		snd_vt1724_spdif_info,1674	.get =		snd_vt1724_spdif_default_get,1675	.put =		snd_vt1724_spdif_default_put1676};1677 1678static int snd_vt1724_spdif_maskc_get(struct snd_kcontrol *kcontrol,1679				       struct snd_ctl_elem_value *ucontrol)1680{1681	ucontrol->value.iec958.status[0] = IEC958_AES0_NONAUDIO |1682						     IEC958_AES0_PROFESSIONAL |1683						     IEC958_AES0_CON_NOT_COPYRIGHT |1684						     IEC958_AES0_CON_EMPHASIS;1685	ucontrol->value.iec958.status[1] = IEC958_AES1_CON_ORIGINAL |1686						     IEC958_AES1_CON_CATEGORY;1687	ucontrol->value.iec958.status[3] = IEC958_AES3_CON_FS;1688	return 0;1689}1690 1691static int snd_vt1724_spdif_maskp_get(struct snd_kcontrol *kcontrol,1692				       struct snd_ctl_elem_value *ucontrol)1693{1694	ucontrol->value.iec958.status[0] = IEC958_AES0_NONAUDIO |1695						     IEC958_AES0_PROFESSIONAL |1696						     IEC958_AES0_PRO_FS |1697						     IEC958_AES0_PRO_EMPHASIS;1698	return 0;1699}1700 1701static const struct snd_kcontrol_new snd_vt1724_spdif_maskc =1702{1703	.access =	SNDRV_CTL_ELEM_ACCESS_READ,1704	.iface =	SNDRV_CTL_ELEM_IFACE_PCM,1705	.name =         SNDRV_CTL_NAME_IEC958("", PLAYBACK, CON_MASK),1706	.info =		snd_vt1724_spdif_info,1707	.get =		snd_vt1724_spdif_maskc_get,1708};1709 1710static const struct snd_kcontrol_new snd_vt1724_spdif_maskp =1711{1712	.access =	SNDRV_CTL_ELEM_ACCESS_READ,1713	.iface =	SNDRV_CTL_ELEM_IFACE_PCM,1714	.name =         SNDRV_CTL_NAME_IEC958("", PLAYBACK, PRO_MASK),1715	.info =		snd_vt1724_spdif_info,1716	.get =		snd_vt1724_spdif_maskp_get,1717};1718 1719#define snd_vt1724_spdif_sw_info		snd_ctl_boolean_mono_info1720 1721static int snd_vt1724_spdif_sw_get(struct snd_kcontrol *kcontrol,1722				   struct snd_ctl_elem_value *ucontrol)1723{1724	struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);1725	ucontrol->value.integer.value[0] = inb(ICEREG1724(ice, SPDIF_CFG)) &1726		VT1724_CFG_SPDIF_OUT_EN ? 1 : 0;1727	return 0;1728}1729 1730static int snd_vt1724_spdif_sw_put(struct snd_kcontrol *kcontrol,1731				   struct snd_ctl_elem_value *ucontrol)1732{1733	struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);1734	unsigned char old, val;1735 1736	spin_lock_irq(&ice->reg_lock);1737	old = val = inb(ICEREG1724(ice, SPDIF_CFG));1738	val &= ~VT1724_CFG_SPDIF_OUT_EN;1739	if (ucontrol->value.integer.value[0])1740		val |= VT1724_CFG_SPDIF_OUT_EN;1741	if (old != val)1742		outb(val, ICEREG1724(ice, SPDIF_CFG));1743	spin_unlock_irq(&ice->reg_lock);1744	return old != val;1745}1746 1747static const struct snd_kcontrol_new snd_vt1724_spdif_switch =1748{1749	.iface =	SNDRV_CTL_ELEM_IFACE_MIXER,1750	/* FIXME: the following conflict with IEC958 Playback Route */1751	/* .name =         SNDRV_CTL_NAME_IEC958("", PLAYBACK, SWITCH), */1752	.name =         SNDRV_CTL_NAME_IEC958("Output ", NONE, SWITCH),1753	.info =		snd_vt1724_spdif_sw_info,1754	.get =		snd_vt1724_spdif_sw_get,1755	.put =		snd_vt1724_spdif_sw_put1756};1757 1758 1759#if 0 /* NOT USED YET */1760/*1761 * GPIO access from extern1762 */1763 1764#define snd_vt1724_gpio_info		snd_ctl_boolean_mono_info1765 1766int snd_vt1724_gpio_get(struct snd_kcontrol *kcontrol,1767			struct snd_ctl_elem_value *ucontrol)1768{1769	struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);1770	int shift = kcontrol->private_value & 0xff;1771	int invert = (kcontrol->private_value & (1<<24)) ? 1 : 0;1772 1773	snd_ice1712_save_gpio_status(ice);1774	ucontrol->value.integer.value[0] =1775		(snd_ice1712_gpio_read(ice) & (1 << shift) ? 1 : 0) ^ invert;1776	snd_ice1712_restore_gpio_status(ice);1777	return 0;1778}1779 1780int snd_ice1712_gpio_put(struct snd_kcontrol *kcontrol,1781			 struct snd_ctl_elem_value *ucontrol)1782{1783	struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);1784	int shift = kcontrol->private_value & 0xff;1785	int invert = (kcontrol->private_value & (1<<24)) ? mask : 0;1786	unsigned int val, nval;1787 1788	if (kcontrol->private_value & (1 << 31))1789		return -EPERM;1790	nval = (ucontrol->value.integer.value[0] ? (1 << shift) : 0) ^ invert;1791	snd_ice1712_save_gpio_status(ice);1792	val = snd_ice1712_gpio_read(ice);1793	nval |= val & ~(1 << shift);1794	if (val != nval)1795		snd_ice1712_gpio_write(ice, nval);1796	snd_ice1712_restore_gpio_status(ice);1797	return val != nval;1798}1799#endif /* NOT USED YET */1800 1801/*1802 *  rate1803 */1804static int snd_vt1724_pro_internal_clock_info(struct snd_kcontrol *kcontrol,1805					      struct snd_ctl_elem_info *uinfo)1806{1807	struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);1808	int hw_rates_count = ice->hw_rates->count;1809	uinfo->type = SNDRV_CTL_ELEM_TYPE_ENUMERATED;1810	uinfo->count = 1;1811 1812	/* internal clocks */1813	uinfo->value.enumerated.items = hw_rates_count;1814	/* external clocks */1815	if (ice->force_rdma1 ||1816	    (ice->eeprom.data[ICE_EEP2_SPDIF] & VT1724_CFG_SPDIF_IN))1817		uinfo->value.enumerated.items += ice->ext_clock_count;1818	/* upper limit - keep at top */1819	if (uinfo->value.enumerated.item >= uinfo->value.enumerated.items)1820		uinfo->value.enumerated.item = uinfo->value.enumerated.items - 1;1821	if (uinfo->value.enumerated.item >= hw_rates_count)1822		/* ext_clock items */1823		strcpy(uinfo->value.enumerated.name,1824				ice->ext_clock_names[1825				uinfo->value.enumerated.item - hw_rates_count]);1826	else1827		/* int clock items */1828		sprintf(uinfo->value.enumerated.name, "%d",1829			ice->hw_rates->list[uinfo->value.enumerated.item]);1830	return 0;1831}1832 1833static int snd_vt1724_pro_internal_clock_get(struct snd_kcontrol *kcontrol,1834					     struct snd_ctl_elem_value *ucontrol)1835{1836	struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);1837	unsigned int i, rate;1838 1839	spin_lock_irq(&ice->reg_lock);1840	if (ice->is_spdif_master(ice)) {1841		ucontrol->value.enumerated.item[0] = ice->hw_rates->count +1842			ice->get_spdif_master_type(ice);1843	} else {1844		rate = ice->get_rate(ice);1845		ucontrol->value.enumerated.item[0] = 0;1846		for (i = 0; i < ice->hw_rates->count; i++) {1847			if (ice->hw_rates->list[i] == rate) {1848				ucontrol->value.enumerated.item[0] = i;1849				break;1850			}1851		}1852	}1853	spin_unlock_irq(&ice->reg_lock);1854	return 0;1855}1856 1857static int stdclock_get_spdif_master_type(struct snd_ice1712 *ice)1858{1859	/* standard external clock - only single type - SPDIF IN */1860	return 0;1861}1862 1863/* setting clock to external - SPDIF */1864static int stdclock_set_spdif_clock(struct snd_ice1712 *ice, int type)1865{1866	unsigned char oval;1867	unsigned char i2s_oval;1868	oval = inb(ICEMT1724(ice, RATE));1869	outb(oval | VT1724_SPDIF_MASTER, ICEMT1724(ice, RATE));1870	/* setting 256fs */1871	i2s_oval = inb(ICEMT1724(ice, I2S_FORMAT));1872	outb(i2s_oval & ~VT1724_MT_I2S_MCLK_128X, ICEMT1724(ice, I2S_FORMAT));1873	return 0;1874}1875 1876 1877static int snd_vt1724_pro_internal_clock_put(struct snd_kcontrol *kcontrol,1878					     struct snd_ctl_elem_value *ucontrol)1879{1880	struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);1881	unsigned int old_rate, new_rate;1882	unsigned int item = ucontrol->value.enumerated.item[0];1883	unsigned int first_ext_clock = ice->hw_rates->count;1884 1885	if (item >  first_ext_clock + ice->ext_clock_count - 1)1886		return -EINVAL;1887 1888	/* if rate = 0 => external clock */1889	spin_lock_irq(&ice->reg_lock);1890	if (ice->is_spdif_master(ice))1891		old_rate = 0;1892	else1893		old_rate = ice->get_rate(ice);1894	if (item >= first_ext_clock) {1895		/* switching to external clock */1896		ice->set_spdif_clock(ice, item - first_ext_clock);1897		new_rate = 0;1898	} else {1899		/* internal on-card clock */1900		new_rate = ice->hw_rates->list[item];1901		ice->pro_rate_default = new_rate;1902		spin_unlock_irq(&ice->reg_lock);1903		snd_vt1724_set_pro_rate(ice, ice->pro_rate_default, 1);1904		spin_lock_irq(&ice->reg_lock);1905	}1906	spin_unlock_irq(&ice->reg_lock);1907 1908	/* the first switch to the ext. clock mode? */1909	if (old_rate != new_rate && !new_rate) {1910		/* notify akm chips as well */1911		unsigned int i;1912		if (ice->gpio.set_pro_rate)1913			ice->gpio.set_pro_rate(ice, 0);1914		for (i = 0; i < ice->akm_codecs; i++) {1915			if (ice->akm[i].ops.set_rate_val)1916				ice->akm[i].ops.set_rate_val(&ice->akm[i], 0);1917		}1918	}1919	return old_rate != new_rate;1920}1921 1922static const struct snd_kcontrol_new snd_vt1724_pro_internal_clock = {1923	.iface = SNDRV_CTL_ELEM_IFACE_MIXER,1924	.name = "Multi Track Internal Clock",1925	.info = snd_vt1724_pro_internal_clock_info,1926	.get = snd_vt1724_pro_internal_clock_get,1927	.put = snd_vt1724_pro_internal_clock_put1928};1929 1930#define snd_vt1724_pro_rate_locking_info	snd_ctl_boolean_mono_info1931 1932static int snd_vt1724_pro_rate_locking_get(struct snd_kcontrol *kcontrol,1933					   struct snd_ctl_elem_value *ucontrol)1934{1935	ucontrol->value.integer.value[0] = PRO_RATE_LOCKED;1936	return 0;1937}1938 1939static int snd_vt1724_pro_rate_locking_put(struct snd_kcontrol *kcontrol,1940					   struct snd_ctl_elem_value *ucontrol)1941{1942	struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);1943	int change = 0, nval;1944 1945	nval = ucontrol->value.integer.value[0] ? 1 : 0;1946	spin_lock_irq(&ice->reg_lock);1947	change = PRO_RATE_LOCKED != nval;1948	PRO_RATE_LOCKED = nval;1949	spin_unlock_irq(&ice->reg_lock);1950	return change;1951}1952 1953static const struct snd_kcontrol_new snd_vt1724_pro_rate_locking = {1954	.iface = SNDRV_CTL_ELEM_IFACE_MIXER,1955	.name = "Multi Track Rate Locking",1956	.info = snd_vt1724_pro_rate_locking_info,1957	.get = snd_vt1724_pro_rate_locking_get,1958	.put = snd_vt1724_pro_rate_locking_put1959};1960 1961#define snd_vt1724_pro_rate_reset_info		snd_ctl_boolean_mono_info1962 1963static int snd_vt1724_pro_rate_reset_get(struct snd_kcontrol *kcontrol,1964					 struct snd_ctl_elem_value *ucontrol)1965{1966	ucontrol->value.integer.value[0] = PRO_RATE_RESET ? 1 : 0;1967	return 0;1968}1969 1970static int snd_vt1724_pro_rate_reset_put(struct snd_kcontrol *kcontrol,1971					 struct snd_ctl_elem_value *ucontrol)1972{1973	struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);1974	int change = 0, nval;1975 1976	nval = ucontrol->value.integer.value[0] ? 1 : 0;1977	spin_lock_irq(&ice->reg_lock);1978	change = PRO_RATE_RESET != nval;1979	PRO_RATE_RESET = nval;1980	spin_unlock_irq(&ice->reg_lock);1981	return change;1982}1983 1984static const struct snd_kcontrol_new snd_vt1724_pro_rate_reset = {1985	.iface = SNDRV_CTL_ELEM_IFACE_MIXER,1986	.name = "Multi Track Rate Reset",1987	.info = snd_vt1724_pro_rate_reset_info,1988	.get = snd_vt1724_pro_rate_reset_get,1989	.put = snd_vt1724_pro_rate_reset_put1990};1991 1992 1993/*1994 * routing1995 */1996static int snd_vt1724_pro_route_info(struct snd_kcontrol *kcontrol,1997				     struct snd_ctl_elem_info *uinfo)1998{1999	static const char * const texts[] = {2000		"PCM Out", /* 0 */2001		"H/W In 0", "H/W In 1", /* 1-2 */2002		"IEC958 In L", "IEC958 In R", /* 3-4 */2003	};2004 2005	return snd_ctl_enum_info(uinfo, 1, 5, texts);2006}2007 2008static inline int analog_route_shift(int idx)2009{2010	return (idx % 2) * 12 + ((idx / 2) * 3) + 8;2011}2012 2013static inline int digital_route_shift(int idx)2014{2015	return idx * 3;2016}2017 2018int snd_ice1724_get_route_val(struct snd_ice1712 *ice, int shift)2019{2020	unsigned long val;2021	unsigned char eitem;2022	static const unsigned char xlate[8] = {2023		0, 255, 1, 2, 255, 255, 3, 4,2024	};2025 2026	val = inl(ICEMT1724(ice, ROUTE_PLAYBACK));2027	val >>= shift;2028	val &= 7; /* we now have 3 bits per output */2029	eitem = xlate[val];2030	if (eitem == 255) {2031		snd_BUG();2032		return 0;2033	}2034	return eitem;2035}2036 2037int snd_ice1724_put_route_val(struct snd_ice1712 *ice, unsigned int val,2038								int shift)2039{2040	unsigned int old_val, nval;2041	int change;2042	static const unsigned char xroute[8] = {2043		0, /* PCM */2044		2, /* PSDIN0 Left */2045		3, /* PSDIN0 Right */2046		6, /* SPDIN Left */2047		7, /* SPDIN Right */2048	};2049 2050	nval = xroute[val % 5];2051	val = old_val = inl(ICEMT1724(ice, ROUTE_PLAYBACK));2052	val &= ~(0x07 << shift);2053	val |= nval << shift;2054	change = val != old_val;2055	if (change)2056		outl(val, ICEMT1724(ice, ROUTE_PLAYBACK));2057	return change;2058}2059 2060static int snd_vt1724_pro_route_analog_get(struct snd_kcontrol *kcontrol,2061					   struct snd_ctl_elem_value *ucontrol)2062{2063	struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);2064	int idx = snd_ctl_get_ioffidx(kcontrol, &ucontrol->id);2065	ucontrol->value.enumerated.item[0] =2066		snd_ice1724_get_route_val(ice, analog_route_shift(idx));2067	return 0;2068}2069 2070static int snd_vt1724_pro_route_analog_put(struct snd_kcontrol *kcontrol,2071					   struct snd_ctl_elem_value *ucontrol)2072{2073	struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);2074	int idx = snd_ctl_get_ioffidx(kcontrol, &ucontrol->id);2075	return snd_ice1724_put_route_val(ice,2076					 ucontrol->value.enumerated.item[0],2077					 analog_route_shift(idx));2078}2079 2080static int snd_vt1724_pro_route_spdif_get(struct snd_kcontrol *kcontrol,2081					  struct snd_ctl_elem_value *ucontrol)2082{2083	struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);2084	int idx = snd_ctl_get_ioffidx(kcontrol, &ucontrol->id);2085	ucontrol->value.enumerated.item[0] =2086		snd_ice1724_get_route_val(ice, digital_route_shift(idx));2087	return 0;2088}2089 2090static int snd_vt1724_pro_route_spdif_put(struct snd_kcontrol *kcontrol,2091					  struct snd_ctl_elem_value *ucontrol)2092{2093	struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);2094	int idx = snd_ctl_get_ioffidx(kcontrol, &ucontrol->id);2095	return snd_ice1724_put_route_val(ice,2096					 ucontrol->value.enumerated.item[0],2097					 digital_route_shift(idx));2098}2099 2100static const struct snd_kcontrol_new snd_vt1724_mixer_pro_analog_route =2101{2102	.iface = SNDRV_CTL_ELEM_IFACE_MIXER,2103	.name = "H/W Playback Route",2104	.info = snd_vt1724_pro_route_info,2105	.get = snd_vt1724_pro_route_analog_get,2106	.put = snd_vt1724_pro_route_analog_put,2107};2108 2109static const struct snd_kcontrol_new snd_vt1724_mixer_pro_spdif_route = {2110	.iface = SNDRV_CTL_ELEM_IFACE_MIXER,2111	.name = SNDRV_CTL_NAME_IEC958("", PLAYBACK, NONE) "Route",2112	.info = snd_vt1724_pro_route_info,2113	.get = snd_vt1724_pro_route_spdif_get,2114	.put = snd_vt1724_pro_route_spdif_put,2115	.count = 2,2116};2117 2118 2119static int snd_vt1724_pro_peak_info(struct snd_kcontrol *kcontrol,2120				    struct snd_ctl_elem_info *uinfo)2121{2122	uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;2123	uinfo->count = 22; /* FIXME: for compatibility with ice1712... */2124	uinfo->value.integer.min = 0;2125	uinfo->value.integer.max = 255;2126	return 0;2127}2128 2129static int snd_vt1724_pro_peak_get(struct snd_kcontrol *kcontrol,2130				   struct snd_ctl_elem_value *ucontrol)2131{2132	struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);2133	int idx;2134 2135	spin_lock_irq(&ice->reg_lock);2136	for (idx = 0; idx < 22; idx++) {2137		outb(idx, ICEMT1724(ice, MONITOR_PEAKINDEX));2138		ucontrol->value.integer.value[idx] =2139			inb(ICEMT1724(ice, MONITOR_PEAKDATA));2140	}2141	spin_unlock_irq(&ice->reg_lock);2142	return 0;2143}2144 2145static const struct snd_kcontrol_new snd_vt1724_mixer_pro_peak = {2146	.iface = SNDRV_CTL_ELEM_IFACE_PCM,2147	.name = "Multi Track Peak",2148	.access = SNDRV_CTL_ELEM_ACCESS_READ | SNDRV_CTL_ELEM_ACCESS_VOLATILE,2149	.info = snd_vt1724_pro_peak_info,2150	.get = snd_vt1724_pro_peak_get2151};2152 2153/*2154  ooAoo cards with no controls2155*/2156static const unsigned char ooaoo_sq210_eeprom[] = {2157	[ICE_EEP2_SYSCONF]     = 0x4c,	/* 49MHz crystal, no mpu401, no ADC,2158					   1xDACs */2159	[ICE_EEP2_ACLINK]      = 0x80,	/* I2S */2160	[ICE_EEP2_I2S]         = 0x78,	/* no volume, 96k, 24bit, 192k */2161	[ICE_EEP2_SPDIF]       = 0xc1,	/* out-en, out-int, out-ext */2162	[ICE_EEP2_GPIO_DIR]    = 0x00,	/* no GPIOs are used */2163	[ICE_EEP2_GPIO_DIR1]   = 0x00,2164	[ICE_EEP2_GPIO_DIR2]   = 0x00,2165	[ICE_EEP2_GPIO_MASK]   = 0xff,2166	[ICE_EEP2_GPIO_MASK1]  = 0xff,2167	[ICE_EEP2_GPIO_MASK2]  = 0xff,2168 2169	[ICE_EEP2_GPIO_STATE]  = 0x00, /* inputs */2170	[ICE_EEP2_GPIO_STATE1] = 0x00, /* all 1, but GPIO_CPLD_RW2171					  and GPIO15 always zero */2172	[ICE_EEP2_GPIO_STATE2] = 0x00, /* inputs */2173};2174 2175 2176static const struct snd_ice1712_card_info snd_vt1724_ooaoo_cards[] = {2177	{2178		.name = "ooAoo SQ210a",2179		.model = "sq210a",2180		.eeprom_size = sizeof(ooaoo_sq210_eeprom),2181		.eeprom_data = ooaoo_sq210_eeprom,2182	},2183	{ } /* terminator */2184};2185 2186static const struct snd_ice1712_card_info *card_tables[] = {2187	snd_vt1724_revo_cards,2188	snd_vt1724_amp_cards,2189	snd_vt1724_aureon_cards,2190	snd_vt1720_mobo_cards,2191	snd_vt1720_pontis_cards,2192	snd_vt1724_prodigy_hifi_cards,2193	snd_vt1724_prodigy192_cards,2194	snd_vt1724_juli_cards,2195	snd_vt1724_maya44_cards,2196	snd_vt1724_phase_cards,2197	snd_vt1724_wtm_cards,2198	snd_vt1724_se_cards,2199	snd_vt1724_qtet_cards,2200	snd_vt1724_ooaoo_cards,2201	snd_vt1724_psc724_cards,2202	NULL,2203};2204 2205 2206/*2207 */2208 2209static void wait_i2c_busy(struct snd_ice1712 *ice)2210{2211	int t = 0x10000;2212	while ((inb(ICEREG1724(ice, I2C_CTRL)) & VT1724_I2C_BUSY) && t--)2213		;2214	if (t == -1)2215		dev_err(ice->card->dev, "i2c busy timeout\n");2216}2217 2218unsigned char snd_vt1724_read_i2c(struct snd_ice1712 *ice,2219				  unsigned char dev, unsigned char addr)2220{2221	unsigned char val;2222 2223	mutex_lock(&ice->i2c_mutex);2224	wait_i2c_busy(ice);2225	outb(addr, ICEREG1724(ice, I2C_BYTE_ADDR));2226	outb(dev & ~VT1724_I2C_WRITE, ICEREG1724(ice, I2C_DEV_ADDR));2227	wait_i2c_busy(ice);2228	val = inb(ICEREG1724(ice, I2C_DATA));2229	mutex_unlock(&ice->i2c_mutex);2230	/*2231	dev_dbg(ice->card->dev, "i2c_read: [0x%x,0x%x] = 0x%x\n", dev, addr, val);2232	*/2233	return val;2234}2235 2236void snd_vt1724_write_i2c(struct snd_ice1712 *ice,2237			  unsigned char dev, unsigned char addr, unsigned char data)2238{2239	mutex_lock(&ice->i2c_mutex);2240	wait_i2c_busy(ice);2241	/*2242	dev_dbg(ice->card->dev, "i2c_write: [0x%x,0x%x] = 0x%x\n", dev, addr, data);2243	*/2244	outb(addr, ICEREG1724(ice, I2C_BYTE_ADDR));2245	outb(data, ICEREG1724(ice, I2C_DATA));2246	outb(dev | VT1724_I2C_WRITE, ICEREG1724(ice, I2C_DEV_ADDR));2247	wait_i2c_busy(ice);2248	mutex_unlock(&ice->i2c_mutex);2249}2250 2251static int snd_vt1724_read_eeprom(struct snd_ice1712 *ice,2252				  const char *modelname)2253{2254	const int dev = 0xa0;		/* EEPROM device address */2255	unsigned int i, size;2256	const struct snd_ice1712_card_info * const *tbl, *c;2257 2258	if (!modelname || !*modelname) {2259		ice->eeprom.subvendor = 0;2260		if ((inb(ICEREG1724(ice, I2C_CTRL)) & VT1724_I2C_EEPROM) != 0)2261			ice->eeprom.subvendor =2262				(snd_vt1724_read_i2c(ice, dev, 0x00) << 0) |2263				(snd_vt1724_read_i2c(ice, dev, 0x01) << 8) |2264				(snd_vt1724_read_i2c(ice, dev, 0x02) << 16) |2265				(snd_vt1724_read_i2c(ice, dev, 0x03) << 24);2266		if (ice->eeprom.subvendor == 0 ||2267		    ice->eeprom.subvendor == (unsigned int)-1) {2268			/* invalid subvendor from EEPROM, try the PCI2269			 * subststem ID instead2270			 */2271			u16 vendor, device;2272			pci_read_config_word(ice->pci, PCI_SUBSYSTEM_VENDOR_ID,2273					     &vendor);2274			pci_read_config_word(ice->pci, PCI_SUBSYSTEM_ID, &device);2275			ice->eeprom.subvendor =2276				((unsigned int)swab16(vendor) << 16) | swab16(device);2277			if (ice->eeprom.subvendor == 0 ||2278			    ice->eeprom.subvendor == (unsigned int)-1) {2279				dev_err(ice->card->dev,2280					"No valid ID is found\n");2281				return -ENXIO;2282			}2283		}2284	}2285	for (tbl = card_tables; *tbl; tbl++) {2286		for (c = *tbl; c->name; c++) {2287			if (modelname && c->model &&2288			    !strcmp(modelname, c->model)) {2289				dev_info(ice->card->dev,2290					 "Using board model %s\n",2291				       c->name);2292				ice->eeprom.subvendor = c->subvendor;2293			} else if (c->subvendor != ice->eeprom.subvendor)2294				continue;2295			ice->card_info = c;2296			if (!c->eeprom_size || !c->eeprom_data)2297				goto found;2298			/* if the EEPROM is given by the driver, use it */2299			dev_dbg(ice->card->dev, "using the defined eeprom..\n");2300			ice->eeprom.version = 2;2301			ice->eeprom.size = c->eeprom_size + 6;2302			memcpy(ice->eeprom.data, c->eeprom_data, c->eeprom_size);2303			goto read_skipped;2304		}2305	}2306	dev_warn(ice->card->dev, "No matching model found for ID 0x%x\n",2307	       ice->eeprom.subvendor);2308#ifdef CONFIG_PM_SLEEP2309	/* assume AC97-only card which can suspend without additional code */2310	ice->pm_suspend_enabled = 1;2311#endif2312 2313 found:2314	ice->eeprom.size = snd_vt1724_read_i2c(ice, dev, 0x04);2315	if (ice->eeprom.size < 6)2316		ice->eeprom.size = 32;2317	else if (ice->eeprom.size > 32) {2318		dev_err(ice->card->dev, "Invalid EEPROM (size = %i)\n",2319		       ice->eeprom.size);2320		return -EIO;2321	}2322	ice->eeprom.version = snd_vt1724_read_i2c(ice, dev, 0x05);2323	if (ice->eeprom.version != 1 && ice->eeprom.version != 2)2324		dev_warn(ice->card->dev, "Invalid EEPROM version %i\n",2325		       ice->eeprom.version);2326	size = ice->eeprom.size - 6;2327	for (i = 0; i < size; i++)2328		ice->eeprom.data[i] = snd_vt1724_read_i2c(ice, dev, i + 6);2329 2330 read_skipped:2331	ice->eeprom.gpiomask = eeprom_triple(ice, ICE_EEP2_GPIO_MASK);2332	ice->eeprom.gpiostate = eeprom_triple(ice, ICE_EEP2_GPIO_STATE);2333	ice->eeprom.gpiodir = eeprom_triple(ice, ICE_EEP2_GPIO_DIR);2334 2335	return 0;2336}2337 2338 2339 2340static void snd_vt1724_chip_reset(struct snd_ice1712 *ice)2341{2342	outb(VT1724_RESET , ICEREG1724(ice, CONTROL));2343	inb(ICEREG1724(ice, CONTROL)); /* pci posting flush */2344	msleep(10);2345	outb(0, ICEREG1724(ice, CONTROL));2346	inb(ICEREG1724(ice, CONTROL)); /* pci posting flush */2347	msleep(10);2348}2349 2350static int snd_vt1724_chip_init(struct snd_ice1712 *ice)2351{2352	outb(ice->eeprom.data[ICE_EEP2_SYSCONF], ICEREG1724(ice, SYS_CFG));2353	outb(ice->eeprom.data[ICE_EEP2_ACLINK], ICEREG1724(ice, AC97_CFG));2354	outb(ice->eeprom.data[ICE_EEP2_I2S], ICEREG1724(ice, I2S_FEATURES));2355	outb(ice->eeprom.data[ICE_EEP2_SPDIF], ICEREG1724(ice, SPDIF_CFG));2356 2357	ice->gpio.write_mask = ice->eeprom.gpiomask;2358	ice->gpio.direction = ice->eeprom.gpiodir;2359	snd_vt1724_set_gpio_mask(ice, ice->eeprom.gpiomask);2360	snd_vt1724_set_gpio_dir(ice, ice->eeprom.gpiodir);2361	snd_vt1724_set_gpio_data(ice, ice->eeprom.gpiostate);2362 2363	outb(0, ICEREG1724(ice, POWERDOWN));2364 2365	/* MPU_RX and TX irq masks are cleared later dynamically */2366	outb(VT1724_IRQ_MPU_RX | VT1724_IRQ_MPU_TX , ICEREG1724(ice, IRQMASK));2367 2368	/* don't handle FIFO overrun/underruns (just yet),2369	 * since they cause machine lockups2370	 */2371	outb(VT1724_MULTI_FIFO_ERR, ICEMT1724(ice, DMA_INT_MASK));2372 2373	return 0;2374}2375 2376static int snd_vt1724_spdif_build_controls(struct snd_ice1712 *ice)2377{2378	int err;2379	struct snd_kcontrol *kctl;2380 2381	if (snd_BUG_ON(!ice->pcm))2382		return -EIO;2383 2384	if (!ice->own_routing) {2385		err = snd_ctl_add(ice->card,2386			snd_ctl_new1(&snd_vt1724_mixer_pro_spdif_route, ice));2387		if (err < 0)2388			return err;2389	}2390 2391	err = snd_ctl_add(ice->card, snd_ctl_new1(&snd_vt1724_spdif_switch, ice));2392	if (err < 0)2393		return err;2394 2395	kctl = snd_ctl_new1(&snd_vt1724_spdif_default, ice);2396	kctl->id.device = ice->pcm->device;2397	err = snd_ctl_add(ice->card, kctl);2398	if (err < 0)2399		return err;2400	kctl = snd_ctl_new1(&snd_vt1724_spdif_maskc, ice);2401	kctl->id.device = ice->pcm->device;2402	err = snd_ctl_add(ice->card, kctl);2403	if (err < 0)2404		return err;2405	kctl = snd_ctl_new1(&snd_vt1724_spdif_maskp, ice);2406	kctl->id.device = ice->pcm->device;2407	err = snd_ctl_add(ice->card, kctl);2408	if (err < 0)2409		return err;2410#if 0 /* use default only */2411	kctl = snd_ctl_new1(&snd_vt1724_spdif_stream, ice);2412	kctl->id.device = ice->pcm->device;2413	err = snd_ctl_add(ice->card, kctl);2414	if (err < 0)2415		return err;2416	ice->spdif.stream_ctl = kctl;2417#endif2418	return 0;2419}2420 2421 2422static int snd_vt1724_build_controls(struct snd_ice1712 *ice)2423{2424	int err;2425 2426	err = snd_ctl_add(ice->card, snd_ctl_new1(&snd_vt1724_eeprom, ice));2427	if (err < 0)2428		return err;2429	err = snd_ctl_add(ice->card, snd_ctl_new1(&snd_vt1724_pro_internal_clock, ice));2430	if (err < 0)2431		return err;2432 2433	err = snd_ctl_add(ice->card, snd_ctl_new1(&snd_vt1724_pro_rate_locking, ice));2434	if (err < 0)2435		return err;2436	err = snd_ctl_add(ice->card, snd_ctl_new1(&snd_vt1724_pro_rate_reset, ice));2437	if (err < 0)2438		return err;2439 2440	if (!ice->own_routing && ice->num_total_dacs > 0) {2441		struct snd_kcontrol_new tmp = snd_vt1724_mixer_pro_analog_route;2442		tmp.count = ice->num_total_dacs;2443		if (ice->vt1720 && tmp.count > 2)2444			tmp.count = 2;2445		err = snd_ctl_add(ice->card, snd_ctl_new1(&tmp, ice));2446		if (err < 0)2447			return err;2448	}2449 2450	return snd_ctl_add(ice->card,2451			   snd_ctl_new1(&snd_vt1724_mixer_pro_peak, ice));2452}2453 2454static void snd_vt1724_free(struct snd_card *card)2455{2456	struct snd_ice1712 *ice = card->private_data;2457 2458	/* mask all interrupts */2459	outb(0xff, ICEMT1724(ice, DMA_INT_MASK));2460	outb(0xff, ICEREG1724(ice, IRQMASK));2461 2462	snd_ice1712_akm4xxx_free(ice);2463}2464 2465static int snd_vt1724_create(struct snd_card *card,2466			     struct pci_dev *pci,2467			     const char *modelname)2468{2469	struct snd_ice1712 *ice = card->private_data;2470	int err;2471 2472	/* enable PCI device */2473	err = pcim_enable_device(pci);2474	if (err < 0)2475		return err;2476 2477	ice->vt1724 = 1;2478	spin_lock_init(&ice->reg_lock);2479	mutex_init(&ice->gpio_mutex);2480	mutex_init(&ice->open_mutex);2481	mutex_init(&ice->i2c_mutex);2482	ice->gpio.set_mask = snd_vt1724_set_gpio_mask;2483	ice->gpio.get_mask = snd_vt1724_get_gpio_mask;2484	ice->gpio.set_dir = snd_vt1724_set_gpio_dir;2485	ice->gpio.get_dir = snd_vt1724_get_gpio_dir;2486	ice->gpio.set_data = snd_vt1724_set_gpio_data;2487	ice->gpio.get_data = snd_vt1724_get_gpio_data;2488	ice->card = card;2489	ice->pci = pci;2490	ice->irq = -1;2491	pci_set_master(pci);2492	snd_vt1724_proc_init(ice);2493 2494	err = pci_request_regions(pci, "ICE1724");2495	if (err < 0)2496		return err;2497	ice->port = pci_resource_start(pci, 0);2498	ice->profi_port = pci_resource_start(pci, 1);2499 2500	if (devm_request_irq(&pci->dev, pci->irq, snd_vt1724_interrupt,2501			     IRQF_SHARED, KBUILD_MODNAME, ice)) {2502		dev_err(card->dev, "unable to grab IRQ %d\n", pci->irq);2503		return -EIO;2504	}2505 2506	ice->irq = pci->irq;2507	card->sync_irq = ice->irq;2508	card->private_free = snd_vt1724_free;2509 2510	snd_vt1724_chip_reset(ice);2511	if (snd_vt1724_read_eeprom(ice, modelname) < 0)2512		return -EIO;2513	if (snd_vt1724_chip_init(ice) < 0)2514		return -EIO;2515 2516	return 0;2517}2518 2519 2520/*2521 *2522 * Registration2523 *2524 */2525 2526static int __snd_vt1724_probe(struct pci_dev *pci,2527			      const struct pci_device_id *pci_id)2528{2529	static int dev;2530	struct snd_card *card;2531	struct snd_ice1712 *ice;2532	int pcm_dev = 0, err;2533	const struct snd_ice1712_card_info *c;2534 2535	if (dev >= SNDRV_CARDS)2536		return -ENODEV;2537	if (!enable[dev]) {2538		dev++;2539		return -ENOENT;2540	}2541 2542	err = snd_devm_card_new(&pci->dev, index[dev], id[dev], THIS_MODULE,2543				sizeof(*ice), &card);2544	if (err < 0)2545		return err;2546	ice = card->private_data;2547 2548	strcpy(card->driver, "ICE1724");2549	strcpy(card->shortname, "ICEnsemble ICE1724");2550 2551	err = snd_vt1724_create(card, pci, model[dev]);2552	if (err < 0)2553		return err;2554 2555	/* field init before calling chip_init */2556	ice->ext_clock_count = 0;2557 2558	c = ice->card_info;2559	if (c) {2560		strcpy(card->shortname, c->name);2561		if (c->driver) /* specific driver? */2562			strcpy(card->driver, c->driver);2563		if (c->chip_init) {2564			err = c->chip_init(ice);2565			if (err < 0)2566				return err;2567		}2568	}2569 2570	/*2571	* VT1724 has separate DMAs for the analog and the SPDIF streams while2572	* ICE1712 has only one for both (mixed up).2573	*2574	* Confusingly the analog PCM is named "professional" here because it2575	* was called so in ice1712 driver, and vt1724 driver is derived from2576	* ice1712 driver.2577	*/2578	ice->pro_rate_default = PRO_RATE_DEFAULT;2579	if (!ice->is_spdif_master)2580		ice->is_spdif_master = stdclock_is_spdif_master;2581	if (!ice->get_rate)2582		ice->get_rate = stdclock_get_rate;2583	if (!ice->set_rate)2584		ice->set_rate = stdclock_set_rate;2585	if (!ice->set_mclk)2586		ice->set_mclk = stdclock_set_mclk;2587	if (!ice->set_spdif_clock)2588		ice->set_spdif_clock = stdclock_set_spdif_clock;2589	if (!ice->get_spdif_master_type)2590		ice->get_spdif_master_type = stdclock_get_spdif_master_type;2591	if (!ice->ext_clock_names)2592		ice->ext_clock_names = ext_clock_names;2593	if (!ice->ext_clock_count)2594		ice->ext_clock_count = ARRAY_SIZE(ext_clock_names);2595 2596	if (!ice->hw_rates)2597		set_std_hw_rates(ice);2598 2599	err = snd_vt1724_pcm_profi(ice, pcm_dev++);2600	if (err < 0)2601		return err;2602 2603	err = snd_vt1724_pcm_spdif(ice, pcm_dev++);2604	if (err < 0)2605		return err;2606 2607	err = snd_vt1724_pcm_indep(ice, pcm_dev++);2608	if (err < 0)2609		return err;2610 2611	err = snd_vt1724_ac97_mixer(ice);2612	if (err < 0)2613		return err;2614 2615	err = snd_vt1724_build_controls(ice);2616	if (err < 0)2617		return err;2618 2619	if (ice->pcm && ice->has_spdif) { /* has SPDIF I/O */2620		err = snd_vt1724_spdif_build_controls(ice);2621		if (err < 0)2622			return err;2623	}2624 2625	if (c && c->build_controls) {2626		err = c->build_controls(ice);2627		if (err < 0)2628			return err;2629	}2630 2631	if (!c || !c->no_mpu401) {2632		if (ice->eeprom.data[ICE_EEP2_SYSCONF] & VT1724_CFG_MPU401) {2633			struct snd_rawmidi *rmidi;2634 2635			err = snd_rawmidi_new(card, "MIDI", 0, 1, 1, &rmidi);2636			if (err < 0)2637				return err;2638			ice->rmidi[0] = rmidi;2639			rmidi->private_data = ice;2640			strcpy(rmidi->name, "ICE1724 MIDI");2641			rmidi->info_flags = SNDRV_RAWMIDI_INFO_OUTPUT |2642					    SNDRV_RAWMIDI_INFO_INPUT |2643					    SNDRV_RAWMIDI_INFO_DUPLEX;2644			snd_rawmidi_set_ops(rmidi, SNDRV_RAWMIDI_STREAM_OUTPUT,2645					    &vt1724_midi_output_ops);2646			snd_rawmidi_set_ops(rmidi, SNDRV_RAWMIDI_STREAM_INPUT,2647					    &vt1724_midi_input_ops);2648 2649			/* set watermarks */2650			outb(VT1724_MPU_RX_FIFO | 0x1,2651			     ICEREG1724(ice, MPU_FIFO_WM));2652			outb(0x1, ICEREG1724(ice, MPU_FIFO_WM));2653			/* set UART mode */2654			outb(VT1724_MPU_UART, ICEREG1724(ice, MPU_CTRL));2655		}2656	}2657 2658	sprintf(card->longname, "%s at 0x%lx, irq %i",2659		card->shortname, ice->port, ice->irq);2660 2661	err = snd_card_register(card);2662	if (err < 0)2663		return err;2664	pci_set_drvdata(pci, card);2665	dev++;2666	return 0;2667}2668 2669static int snd_vt1724_probe(struct pci_dev *pci,2670			    const struct pci_device_id *pci_id)2671{2672	return snd_card_free_on_error(&pci->dev, __snd_vt1724_probe(pci, pci_id));2673}2674 2675#ifdef CONFIG_PM_SLEEP2676static int snd_vt1724_suspend(struct device *dev)2677{2678	struct snd_card *card = dev_get_drvdata(dev);2679	struct snd_ice1712 *ice = card->private_data;2680 2681	if (!ice->pm_suspend_enabled)2682		return 0;2683 2684	snd_power_change_state(card, SNDRV_CTL_POWER_D3hot);2685 2686	snd_ac97_suspend(ice->ac97);2687 2688	spin_lock_irq(&ice->reg_lock);2689	ice->pm_saved_is_spdif_master = ice->is_spdif_master(ice);2690	ice->pm_saved_spdif_ctrl = inw(ICEMT1724(ice, SPDIF_CTRL));2691	ice->pm_saved_spdif_cfg = inb(ICEREG1724(ice, SPDIF_CFG));2692	ice->pm_saved_route = inl(ICEMT1724(ice, ROUTE_PLAYBACK));2693	spin_unlock_irq(&ice->reg_lock);2694 2695	if (ice->pm_suspend)2696		ice->pm_suspend(ice);2697	return 0;2698}2699 2700static int snd_vt1724_resume(struct device *dev)2701{2702	struct snd_card *card = dev_get_drvdata(dev);2703	struct snd_ice1712 *ice = card->private_data;2704 2705	if (!ice->pm_suspend_enabled)2706		return 0;2707 2708	snd_vt1724_chip_reset(ice);2709 2710	if (snd_vt1724_chip_init(ice) < 0) {2711		snd_card_disconnect(card);2712		return -EIO;2713	}2714 2715	if (ice->pm_resume)2716		ice->pm_resume(ice);2717 2718	if (ice->pm_saved_is_spdif_master) {2719		/* switching to external clock via SPDIF */2720		ice->set_spdif_clock(ice, 0);2721	} else {2722		/* internal on-card clock */2723		int rate;2724		if (ice->cur_rate)2725			rate = ice->cur_rate;2726		else2727			rate = ice->pro_rate_default;2728		snd_vt1724_set_pro_rate(ice, rate, 1);2729	}2730 2731	update_spdif_bits(ice, ice->pm_saved_spdif_ctrl);2732 2733	outb(ice->pm_saved_spdif_cfg, ICEREG1724(ice, SPDIF_CFG));2734	outl(ice->pm_saved_route, ICEMT1724(ice, ROUTE_PLAYBACK));2735 2736	snd_ac97_resume(ice->ac97);2737 2738	snd_power_change_state(card, SNDRV_CTL_POWER_D0);2739	return 0;2740}2741 2742static SIMPLE_DEV_PM_OPS(snd_vt1724_pm, snd_vt1724_suspend, snd_vt1724_resume);2743#define SND_VT1724_PM_OPS	&snd_vt1724_pm2744#else2745#define SND_VT1724_PM_OPS	NULL2746#endif /* CONFIG_PM_SLEEP */2747 2748static struct pci_driver vt1724_driver = {2749	.name = KBUILD_MODNAME,2750	.id_table = snd_vt1724_ids,2751	.probe = snd_vt1724_probe,2752	.driver = {2753		.pm = SND_VT1724_PM_OPS,2754	},2755};2756 2757module_pci_driver(vt1724_driver);2758