[PATCH V2 01/11] dma: imx-sdma: make channel0 operations atomic

Vinod Koul vinod.koul at linux.intel.com
Thu May 10 22:52:56 EDT 2012


On Thu, 2012-05-10 at 20:37 +0800, Shawn Guo wrote:
> On Thu, May 10, 2012 at 02:34:49PM +0800, Shawn Guo wrote:
> > On Thu, May 10, 2012 at 09:23:58AM +0530, Vinod Koul wrote:
> > > On Wed, 2012-05-09 at 19:33 +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 <richard.zhao at freescale.com>
> > > Acked By: Vinod Koul <vinod.koul at linux.intel.com>
> > > 
> > Applied on imx/dt branch with Vinod's ack.  Thanks.
> > 
> Hi Vinod,
> 
> Since Mark wouldn't like to have sound tree pulled into arm-soc to help
> a couple of patches in the series get merged in the coming window, I can
> not take the series as a whole to go with arm-soc.  It makes less sense
> to have this patch go arm-soc then, so please take the patch.
Sure, care to give an ACK before I apply.

-- 
~Vinod




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