[PATCH RESEND] dma: mmp_pdma: add support for residue reporting
vinod.koul at intel.com
Wed Apr 16 09:01:09 PDT 2014
On Wed, Apr 16, 2014 at 04:59:13PM +0200, Daniel Mack wrote:
> On 04/16/2014 11:09 AM, Vinod Koul wrote:
> > On Wed, Apr 16, 2014 at 10:38:10AM +0200, Daniel Mack wrote:
> >>>> It might add to the readability of the drivers, but for the current
> >>>> case, I don't think it's really necessary.
> >>> That is because you are maintaining the current descriptors in chain_running. If
> >>> we use above method then you dont need to use this, right?
> >> Jup, but that would result in a rewrite of larger parts of the code. The
> >> concept of hot-linking the two list so there's only one resulting list
> >> of currently active descriptors is built-in deeply into the driver's
> >> concept.
> > Ah I suspected so :)
> > I think for now this is fine you can perhaps upgrade this later :)
> So, do you want me to resend with the minor dma_set_residue() change?
More information about the linux-arm-kernel