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authorAxel Lin <axel.lin@ingics.com>2015-07-23 18:23:35 +0300
committerMark Brown <broonie@kernel.org>2015-07-24 13:35:13 +0300
commit48f403be3eb9b603cfaf946ca7a0c76272750469 (patch)
tree2e251e54a05e97e1e3ee68e6fe99b4384ab7726a /sound/soc/codecs/pcm1681.c
parentfa8173a3ef0570affde7da352de202190b3786c2 (diff)
downloadlinux-48f403be3eb9b603cfaf946ca7a0c76272750469.tar.xz
ASoC: pcm1681: Improve the logic for de-emphasis sampling rate selection
Slightly improve the logic for de-emphasis sampling rate selection by break out the loop if the rate is matched. Signed-off-by: Axel Lin <axel.lin@ingics.com> Signed-off-by: Mark Brown <broonie@kernel.org>
Diffstat (limited to 'sound/soc/codecs/pcm1681.c')
-rw-r--r--sound/soc/codecs/pcm1681.c13
1 files changed, 9 insertions, 4 deletions
diff --git a/sound/soc/codecs/pcm1681.c b/sound/soc/codecs/pcm1681.c
index e7ba557979cb..490970e5ab8c 100644
--- a/sound/soc/codecs/pcm1681.c
+++ b/sound/soc/codecs/pcm1681.c
@@ -95,17 +95,22 @@ static int pcm1681_set_deemph(struct snd_soc_codec *codec)
struct pcm1681_private *priv = snd_soc_codec_get_drvdata(codec);
int i = 0, val = -1, enable = 0;
- if (priv->deemph)
- for (i = 0; i < ARRAY_SIZE(pcm1681_deemph); i++)
- if (pcm1681_deemph[i] == priv->rate)
+ if (priv->deemph) {
+ for (i = 0; i < ARRAY_SIZE(pcm1681_deemph); i++) {
+ if (pcm1681_deemph[i] == priv->rate) {
val = i;
+ break;
+ }
+ }
+ }
if (val != -1) {
regmap_update_bits(priv->regmap, PCM1681_DEEMPH_CONTROL,
PCM1681_DEEMPH_RATE_MASK, val << 3);
enable = 1;
- } else
+ } else {
enable = 0;
+ }
/* enable/disable deemphasis functionality */
return regmap_update_bits(priv->regmap, PCM1681_DEEMPH_CONTROL,