diff options
| author | Giridhar Maruthy <giridhar.maruthy@linaro.org> | 2011-07-13 15:22:06 +0400 |
|---|---|---|
| committer | Mark Brown <broonie@opensource.wolfsonmicro.com> | 2011-07-14 03:25:42 +0400 |
| commit | b3d7615f2a012c5e589209d08e89c4116134c9f4 (patch) | |
| tree | 11435f12a4bd83380b53730badf81850c6f5e0fb /sound/soc | |
| parent | f05bdb8bb6c5e34a9c8c12483022e4cac5133139 (diff) | |
| download | linux-b3d7615f2a012c5e589209d08e89c4116134c9f4.tar.xz | |
ASoC: SAMSUNG: 24-bit audio playback on Exynos4210
Using 256fs or 512fs will result in distortion of 24-bit
audio samples. This is because the lrclk generated is not
proper. Using 384 fs generates proper output.
Signed-off-by: Giridhar Maruthy <giridhar.maruthy@linaro.org>
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
Diffstat (limited to 'sound/soc')
| -rw-r--r-- | sound/soc/samsung/smdk_wm8994.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/sound/soc/samsung/smdk_wm8994.c b/sound/soc/samsung/smdk_wm8994.c index e7c1009a1e1d..45fbe2b3727f 100644 --- a/sound/soc/samsung/smdk_wm8994.c +++ b/sound/soc/samsung/smdk_wm8994.c @@ -8,6 +8,7 @@ */ #include "../codecs/wm8994.h" +#include <sound/pcm_params.h> /* * Default CFG switch settings to use this driver: @@ -44,7 +45,9 @@ static int smdk_hw_params(struct snd_pcm_substream *substream, int ret; /* AIF1CLK should be >=3MHz for optimal performance */ - if (params_rate(params) == 8000 || params_rate(params) == 11025) + if (params_format(params) == SNDRV_PCM_FORMAT_S24_LE) + pll_out = params_rate(params) * 384; + else if (params_rate(params) == 8000 || params_rate(params) == 11025) pll_out = params_rate(params) * 512; else pll_out = params_rate(params) * 256; |