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[ALSA] ice1712 - Disable AC97 for DMX6fire 

Consumer AC97 is not used by the Terratec DMX6fire, but eeprom bit indicates
it is; change the stored value to disable failing consumer mode.

Signed-off-by: Alan Horstmann <gineera@aspect135.co.uk>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
This commit is contained in:
Alan Horstmann 2006-05-23 13:29:51 +02:00 committed by Jaroslav Kysela
parent 302e4c2f9e
commit 721b8a2972
1 changed files with 8 additions and 7 deletions
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15
sound/pci/ice1712/ice1712.c
View File

@ -2398,13 +2398,14 @@ static int __devinit snd_ice1712_chip_init(struct snd_ice1712 *ice)
udelay(200);
outb(ICE1712_NATIVE, ICEREG(ice, CONTROL));
udelay(200);
if (ice->eeprom.subvendor == ICE1712_SUBDEVICE_DMX6FIRE && !ice->dxr_enable) {
/* Limit active ADCs and DACs to 6; */
/* Note: DXR extension not supported */
pci_write_config_byte(ice->pci, 0x60, 0x2a);
} else {
pci_write_config_byte(ice->pci, 0x60, ice->eeprom.data[ICE_EEP1_CODEC]);
}
if (ice->eeprom.subvendor == ICE1712_SUBDEVICE_DMX6FIRE &&
!ice->dxr_enable)
/* Set eeprom value to limit active ADCs and DACs to 6;
* Also disable AC97 as no hardware in standard 6fire card/box
* Note: DXR extensions are not currently supported
*/
ice->eeprom.data[ICE_EEP1_CODEC] = 0x3a;
pci_write_config_byte(ice->pci, 0x60, ice->eeprom.data[ICE_EEP1_CODEC]);
pci_write_config_byte(ice->pci, 0x61, ice->eeprom.data[ICE_EEP1_ACLINK]);
pci_write_config_byte(ice->pci, 0x62, ice->eeprom.data[ICE_EEP1_I2SID]);
pci_write_config_byte(ice->pci, 0x63, ice->eeprom.data[ICE_EEP1_SPDIF]);