From: Thierry Reding treding@nvidia.com

The rt286_index_sync() function is only called in the resume path. If PM is disabled it becomes unused and shouldn't be built either.

Signed-off-by: Thierry Reding treding@nvidia.com --- sound/soc/codecs/rt286.c | 2 ++ 1 file changed, 2 insertions(+)

diff --git a/sound/soc/codecs/rt286.c b/sound/soc/codecs/rt286.c index b86b426f159d..4aa555cbcca8 100644 --- a/sound/soc/codecs/rt286.c +++ b/sound/soc/codecs/rt286.c @@ -269,6 +269,7 @@ static int rt286_hw_read(void *context, unsigned int reg, unsigned int *value) return 0; }

+#ifdef CONFIG_PM static void rt286_index_sync(struct snd_soc_codec *codec) { struct rt286_priv *rt286 = snd_soc_codec_get_drvdata(codec); @@ -279,6 +280,7 @@ static void rt286_index_sync(struct snd_soc_codec *codec) rt286->index_cache[i].def); } } +#endif

static int rt286_support_power_controls[] = { RT286_DAC_OUT1,