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ASoC: fsl_sai: Use snd_pcm_format_width()

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Use common helper function snd_pcm_format_width() to make code neater.

Signed-off-by: Nicolin Chen <Guangyu.Chen@freescale.com>
Reviewed-by: Xiubo Li <Li.Xiubo@freescale.com>
Signed-off-by: Mark Brown <broonie@linaro.org>
This commit is contained in:
Nicolin Chen 2013-12-20 16:41:01 +08:00 committed by Mark Brown
parent 1fb2d9d746
commit 1d70030927
1 changed files with 2 additions and 15 deletions
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17
sound/soc/fsl/fsl_sai.c
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@ -244,9 +244,10 @@ static int fsl_sai_hw_params(struct snd_pcm_substream *substream,
struct snd_pcm_hw_params *params,
struct snd_soc_dai *cpu_dai)
{
u32 val_cr4, val_cr5, val_mr, reg_cr4, reg_cr5, reg_mr, word_width;
u32 val_cr4, val_cr5, val_mr, reg_cr4, reg_cr5, reg_mr;
unsigned int channels = params_channels(params);
struct fsl_sai *sai = snd_soc_dai_get_drvdata(cpu_dai);
u32 word_width = snd_pcm_format_width(params_format(params));
if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) {
reg_cr4 = FSL_SAI_TCR4;
@ -267,20 +268,6 @@ static int fsl_sai_hw_params(struct snd_pcm_substream *substream,
val_cr5 &= ~FSL_SAI_CR5_W0W_MASK;
val_cr5 &= ~FSL_SAI_CR5_FBT_MASK;
switch (params_format(params)) {
case SNDRV_PCM_FORMAT_S16_LE:
word_width = 16;
break;
case SNDRV_PCM_FORMAT_S20_3LE:
word_width = 20;
break;
case SNDRV_PCM_FORMAT_S24_LE:
word_width = 24;
break;
default:
return -EINVAL;
}
val_cr4 |= FSL_SAI_CR4_SYWD(word_width);
val_cr5 |= FSL_SAI_CR5_WNW(word_width);
val_cr5 |= FSL_SAI_CR5_W0W(word_width);