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ASoC: rt286: Fix sync function

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We try to write index registers into cache when we write an index
register, but we change the reg value before updating the cache.
As a result, the cache is never be updated. This patch will fix
this issue.

Signed-off-by: Bard Liao <bardliao@realtek.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
Cc: stable@vger.kernel.org
This commit is contained in:
Bard Liao 2014-09-26 11:06:40 +08:00 committed by Mark Brown
parent b7a2976775
commit 66d627d554
1 changed files with 1 additions and 1 deletions
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2
sound/soc/codecs/rt286.c
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@ -191,7 +191,6 @@ static int rt286_hw_write(void *context, unsigned int reg, unsigned int value)
/*handle index registers*/
if (reg <= 0xff) {
rt286_hw_write(client, RT286_COEF_INDEX, reg);
reg = RT286_PROC_COEF;
for (i = 0; i < INDEX_CACHE_SIZE; i++) {
if (reg == rt286->index_cache[i].reg) {
rt286->index_cache[i].def = value;
@ -199,6 +198,7 @@ static int rt286_hw_write(void *context, unsigned int reg, unsigned int value)
}
}
reg = RT286_PROC_COEF;
}
data[0] = (reg >> 24) & 0xff;