ASoC: davinci-pcm: Add empty functions for !CONFIG_SND_DAVINCI_SOC builds

To save drivers using davinci-pcm and edma-pcm the need to fiddle with
!CONFIG_SND_DAVINCI_SOC in their code.

Signed-off-by: Peter Ujfalusi <peter.ujfalusi@ti.com>
Signed-off-by: Mark Brown <broonie@linaro.org>
1 file changed