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| author | Matti J. Aaltonen <matti.j.aaltonen@nokia.com> | 2010-09-10 09:41:30 +0200 |
|---|---|---|
| committer | Liam Girdwood <lrg@slimlogic.co.uk> | 2010-09-11 10:03:21 +0200 |
| commit | 2c4ee9b579d17006ad9a83f13e3ae15c142dc41e (patch) | |
| tree | de8110cd424c8b41631a52db2e34411f6404854b /sound/soc/codecs/wl1273.c | |
| parent | ASoC: tlv320aic3x: Optimize PLL programming in aic3x_set_bias_level (diff) | |
| download | linux-2c4ee9b579d17006ad9a83f13e3ae15c142dc41e.tar.xz linux-2c4ee9b579d17006ad9a83f13e3ae15c142dc41e.zip | |
ASoC: WL1273 FM Radio: Eliminate unnecessary error return value.
With this change it's not a error to call wl1273_set_audio_route
when the codec is active if the new routing value is the same
as the current active setting.
Signed-off-by: Matti J. Aaltonen <matti.j.aaltonen@nokia.com>
Acked-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
Signed-off-by: Liam Girdwood <lrg@slimlogic.co.uk>
Diffstat (limited to 'sound/soc/codecs/wl1273.c')
| -rw-r--r-- | sound/soc/codecs/wl1273.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/sound/soc/codecs/wl1273.c b/sound/soc/codecs/wl1273.c index 0cd590970883..0c47c788ccdf 100644 --- a/sound/soc/codecs/wl1273.c +++ b/sound/soc/codecs/wl1273.c @@ -193,6 +193,9 @@ static int snd_wl1273_set_audio_route(struct snd_kcontrol *kcontrol, struct snd_soc_codec *codec = snd_kcontrol_chip(kcontrol); struct wl1273_priv *wl1273 = snd_soc_codec_get_drvdata(codec); + if (wl1273->mode == ucontrol->value.integer.value[0]) + return 0; + /* Do not allow changes while stream is running */ if (codec->active) return -EPERM; |