cherry-pick below patch from imx_3.14.y
ENGR00307835-2 ASoC: dmaengine: Add two function for dmaengine_pcm
Add check_xrun and device_reset for dmaengine_pcm
Signed-off-by: Shengjiu Wang <b02247@freescale.com>
(cherry picked from commit 405588f31e432e5c6634a0817e4d804ead87882b)