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[ALSA] ice1712 & cs8427 - fix problem for S/PDIF input setup 

Modules: I2C cs8427,ICE1712 driver

See ALSA bug#1785 for more details.

Signed-off-by: Jaroslav Kysela <perex@suse.cz>
This commit is contained in:
Jaroslav Kysela 2006-02-02 07:56:54 +01:00
Родитель 2ba8c15c73
Коммит e957ebf164
2 изменённых файлов: 23 добавлений и 17 удалений
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7
sound/i2c/cs8427.c
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@ -291,11 +291,13 @@ static void snd_cs8427_reset(struct snd_i2c_device *cs8427)
{
struct cs8427 *chip;
unsigned long end_time;
int data;
int data, aes3input = 0;
snd_assert(cs8427, return);
chip = cs8427->private_data;
snd_i2c_lock(cs8427->bus);
if ((chip->regmap[CS8427_REG_CLOCKSOURCE] & CS8427_RXDAES3INPUT) == CS8427_RXDAES3INPUT) /* AES3 bit is set */
aes3input = 1;
chip->regmap[CS8427_REG_CLOCKSOURCE] &= ~(CS8427_RUN | CS8427_RXDMASK);
snd_cs8427_reg_write(cs8427, CS8427_REG_CLOCKSOURCE,
chip->regmap[CS8427_REG_CLOCKSOURCE]);
@ -316,7 +318,8 @@ static void snd_cs8427_reset(struct snd_i2c_device *cs8427)
}
snd_i2c_lock(cs8427->bus);
chip->regmap[CS8427_REG_CLOCKSOURCE] &= ~CS8427_RXDMASK;
chip->regmap[CS8427_REG_CLOCKSOURCE] |= CS8427_RXDAES3INPUT;
if (aes3input)
chip->regmap[CS8427_REG_CLOCKSOURCE] |= CS8427_RXDAES3INPUT;
snd_cs8427_reg_write(cs8427, CS8427_REG_CLOCKSOURCE,
chip->regmap[CS8427_REG_CLOCKSOURCE]);
snd_i2c_unlock(cs8427->bus);

33
sound/pci/ice1712/ice1712.c
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@ -317,7 +317,6 @@ static void snd_ice1712_set_gpio_data(struct snd_ice1712 *ice, unsigned int val)
inb(ICEREG(ice, DATA)); /* dummy read for pci-posting */
}
/*
*
* CS8427 interface
@ -397,6 +396,20 @@ int __devinit snd_ice1712_init_cs8427(struct snd_ice1712 *ice, int addr)
return 0;
}
static void snd_ice1712_set_input_clock_source(struct snd_ice1712 *ice, int spdif_is_master)
{
/* change CS8427 clock source too */
if (ice->cs8427)
snd_ice1712_cs8427_set_input_clock(ice, spdif_is_master);
/* notify ak4524 chip as well */
if (spdif_is_master) {
unsigned int i;
for (i = 0; i < ice->akm_codecs; i++) {
if (ice->akm[i].ops.set_rate_val)
ice->akm[i].ops.set_rate_val(&ice->akm[i], 0);
}
}
}
/*
* Interrupt handler
@ -1857,20 +1870,8 @@ static int snd_ice1712_pro_internal_clock_put(struct snd_kcontrol *kcontrol,
spin_unlock_irq(&ice->reg_lock);
if ((oval & ICE1712_SPDIF_MASTER) !=
(inb(ICEMT(ice, RATE)) & ICE1712_SPDIF_MASTER)) {
/* change CS8427 clock source too */
if (ice->cs8427) {
snd_ice1712_cs8427_set_input_clock(ice, is_spdif_master(ice));
}
/* notify ak4524 chip as well */
if (is_spdif_master(ice)) {
unsigned int i;
for (i = 0; i < ice->akm_codecs; i++) {
if (ice->akm[i].ops.set_rate_val)
ice->akm[i].ops.set_rate_val(&ice->akm[i], 0);
}
}
}
(inb(ICEMT(ice, RATE)) & ICE1712_SPDIF_MASTER))
snd_ice1712_set_input_clock_source(ice, is_spdif_master(ice));
return change;
}
@ -2736,6 +2737,8 @@ static int __devinit snd_ice1712_probe(struct pci_dev *pci,
}
}
snd_ice1712_set_input_clock_source(ice, 0);
sprintf(card->longname, "%s at 0x%lx, irq %i",
card->shortname, ice->port, ice->irq);