From: Thierry Reding treding@nvidia.com

The tas2552_sw_shutdown() function is only used by runtime suspend support, so only build it when necessary.

Signed-off-by: Thierry Reding treding@nvidia.com --- sound/soc/codecs/tas2552.c | 2 ++ 1 file changed, 2 insertions(+)

diff --git a/sound/soc/codecs/tas2552.c b/sound/soc/codecs/tas2552.c index 1ed57a7e57b6..f039dc825971 100644 --- a/sound/soc/codecs/tas2552.c +++ b/sound/soc/codecs/tas2552.c @@ -115,6 +115,7 @@ static const struct snd_soc_dapm_route tas2552_audio_map[] = { {"ClassD", NULL, "PLL"}, };

+#ifdef CONFIG_PM_RUNTIME static void tas2552_sw_shutdown(struct tas2552_data *tas_data, int sw_shutdown) { u8 cfg1_reg; @@ -127,6 +128,7 @@ static void tas2552_sw_shutdown(struct tas2552_data *tas_data, int sw_shutdown) snd_soc_update_bits(tas_data->codec, TAS2552_CFG_1, TAS2552_SWS_MASK, cfg1_reg); } +#endif

static int tas2552_hw_params(struct snd_pcm_substream *substream, struct snd_pcm_hw_params *params,