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Diffstat (limited to 'sound/soc/fsl/fsl_esai.c')
-rw-r--r--sound/soc/fsl/fsl_esai.c7
1 files changed, 7 insertions, 0 deletions
diff --git a/sound/soc/fsl/fsl_esai.c b/sound/soc/fsl/fsl_esai.c
index 40a700493f4c..da8fd98c7f51 100644
--- a/sound/soc/fsl/fsl_esai.c
+++ b/sound/soc/fsl/fsl_esai.c
@@ -144,6 +144,13 @@ static int fsl_esai_divisor_cal(struct snd_soc_dai *dai, bool tx, u32 ratio,
psr = ratio <= 256 * maxfp ? ESAI_xCCR_xPSR_BYPASS : ESAI_xCCR_xPSR_DIV8;
+ /* Do not loop-search if PM (1 ~ 256) alone can serve the ratio */
+ if (ratio <= 256) {
+ pm = ratio;
+ fp = 1;
+ goto out;
+ }
+
/* Set the max fluctuation -- 0.1% of the max devisor */
savesub = (psr ? 1 : 8) * 256 * maxfp / 1000;