From 48f403be3eb9b603cfaf946ca7a0c76272750469 Mon Sep 17 00:00:00 2001 From: Axel Lin Date: Thu, 23 Jul 2015 23:23:35 +0800 Subject: [PATCH] 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 Signed-off-by: Mark Brown --- sound/soc/codecs/pcm1681.c | 13 +++++++++---- 1 file 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, -- GitLab