ALSA: virtuoso: fix WM8766 register writes with MSB

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 коммит произвёл Takashi Iwai
Родитель c8bdfacb63
Коммит da0dab5ecb
1 изменённых файлов: 6 добавлений и 6 удалений

Просмотреть файл

@ -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)