[alsa-devel] [RFC 1/9] ASoC: hda: Add helper to read/write to dsp mmio space

[Vinod Koul]

On Fri, Apr 24, 2015 at 06:33:31PM +0100, Mark Brown wrote:
> On Wed, Apr 22, 2015 at 09:20:14AM +0530, Vinod Koul wrote:
> > On Mon, Apr 20, 2015 at 10:46:38PM +0100, Mark Brown wrote:
> 
> > > Much of this looks like a MMIO regmap, there's the memcpy() bits too
> > > which aren't but otherwise...
> 
> > Yes they are. memcpy bits are to copy the IPC mailbox payload data to aDSP
> > RAM which can range from few bytes to couple of KBs
> 
> Seems like we could use the block I/O stuff in regmap for that?
Yes we could, but not sure if we really benefit from using regmap here. 

-- 
~Vinod
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