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[ALSA] virtuoso: initialize two-wire control register

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On the Xonar DX, initialize all bits of the two-wire control register.

Signed-off-by: Clemens Ladisch <clemens@ladisch.de>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
This commit is contained in:
Clemens Ladisch 2008-04-11 10:25:40 +02:00 committed by Takashi Iwai
parent 387fb6a206
commit 80060ecc45
1 changed files with 4 additions and 3 deletions
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7
sound/pci/oxygen/virtuoso.c
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@ -229,9 +229,10 @@ static void xonar_dx_init(struct oxygen *chip)
data->ext_power_int_reg = OXYGEN_GPI_INTERRUPT_MASK;
data->ext_power_bit = GPI_DX_EXT_POWER;
/* XXX the DACs' datasheets say fast mode is not allowed */
oxygen_set_bits16(chip, OXYGEN_2WIRE_BUS_STATUS,
OXYGEN_2WIRE_SPEED_FAST);
oxygen_write16(chip, OXYGEN_2WIRE_BUS_STATUS,
OXYGEN_2WIRE_LENGTH_8 |
OXYGEN_2WIRE_INTERRUPT_MASK |
OXYGEN_2WIRE_SPEED_FAST);
/* set CPEN (control port mode) and power down */
cs4398_write(chip, 8, CS4398_CPEN | CS4398_PDN);