AuxXxilium/linux_dsm_epyc7002
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ALSA: virtuoso: fix WM8766 register writes with MSB

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The check for the volume update latch bit was accidentally in the wrong
function, where it would prevent the MSB from being written, instead of
correctly ignoring it for cached values.

Signed-off-by: Clemens Ladisch <clemens@ladisch.de>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
This commit is contained in:
Clemens Ladisch 2010-09-09 12:18:35 +02:00 committed by Takashi Iwai
parent c8bdfacb63
commit da0dab5ecb
1 changed files with 6 additions and 6 deletions
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12
sound/pci/oxygen/xonar_wm87x6.c
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@ -97,8 +97,12 @@ static void wm8766_write(struct oxygen *chip,
(0 << OXYGEN_SPI_CODEC_SHIFT) |
OXYGEN_SPI_CEN_LATCH_CLOCK_LO,
(reg << 9) | value);
if (reg < ARRAY_SIZE(data->wm8766_regs))
if (reg < ARRAY_SIZE(data->wm8766_regs)) {
if ((reg >= WM8766_LDA1 && reg <= WM8766_RDA1) ||
(reg >= WM8766_LDA2 && reg <= WM8766_MASTDA))
value &= ~WM8766_UPDATE;
data->wm8766_regs[reg] = value;
}
}
static void wm8766_write_cached(struct oxygen *chip,
@ -107,12 +111,8 @@ static void wm8766_write_cached(struct oxygen *chip,
struct xonar_wm87x6 *data = chip->model_data;
if (reg >= ARRAY_SIZE(data->wm8766_regs) ||
value != data->wm8766_regs[reg]) {
if ((reg >= WM8766_LDA1 && reg <= WM8766_RDA1) ||
(reg >= WM8766_LDA2 && reg <= WM8766_MASTDA))
value &= ~WM8766_UPDATE;
value != data->wm8766_regs[reg])
wm8766_write(chip, reg, value);
}
}
static void wm8776_registers_init(struct oxygen *chip)