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ASoC: WL1273 FM Radio: Eliminate unnecessary error return value.

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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>
This commit is contained in:
Matti J. Aaltonen 2010-09-10 10:41:30 +03:00 committed by Liam Girdwood
parent c23fd751dc
commit 2c4ee9b579
1 changed files with 3 additions and 0 deletions
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3
sound/soc/codecs/wl1273.c
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@ -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;