[alsa-devel] [PATCH Rebase 1/1] dma: imx-sdma: make channel0 operations atomic

On Fri, 2012-05-11 at 15:14 +0800, Richard Zhao wrote:

device_prep_dma_cyclic may be call in audio trigger function which is
atomic context, so we make it atomic too.

 - change channel0 lock to spinlock.
 - Use polling to wait for channel0 finish running.

Signed-off-by: Richard Zhao <redacted>

Thanks, Applied to slave-dma -next.

-- 
~Vinod