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ASoC: stm32: i2s: fix 16 bit format support

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commit 0c4c68d6fa1bae74d450e50823c24fcc3cd0b171 upstream.

I2S supports 16 bits data in 32 channel length.
However the expected driver behavior, is to
set channel length to 16 bits when data format is 16 bits.

Signed-off-by: Olivier Moysan <olivier.moysan@st.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
Signed-off-by: Mathieu Poirier <mathieu.poirier@linaro.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Olivier Moysan 2019-02-26 14:51:05 +01:00 committed by Greg Kroah-Hartman
parent 704a74eb0c
commit 8eccb17132
1 changed files with 1 additions and 1 deletions
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2
sound/soc/stm/stm32_i2s.c
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@ -501,7 +501,7 @@ static int stm32_i2s_configure(struct snd_soc_dai *cpu_dai,
switch (format) {
case 16:
cfgr = I2S_CGFR_DATLEN_SET(I2S_I2SMOD_DATLEN_16);
cfgr_mask = I2S_CGFR_DATLEN_MASK;
cfgr_mask = I2S_CGFR_DATLEN_MASK | I2S_CGFR_CHLEN;
break;
case 32:
cfgr = I2S_CGFR_DATLEN_SET(I2S_I2SMOD_DATLEN_32) |