ASoC: fsl_sai: Use snd_pcm_format_width()
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>
diff --git a/sound/soc/fsl/fsl_sai.c b/sound/soc/fsl/fsl_sai.c
index 69a375f..e68102e 100644
--- a/sound/soc/fsl/fsl_sai.c
+++ b/sound/soc/fsl/fsl_sai.c
@@ -244,9 +244,10 @@
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 @@
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);