On Tue, 8 Mar 2016 19:48:53 +0530 Vinod Koul <[email protected]> wrote:
> On Tue, Mar 08, 2016 at 12:15:13PM +0100, Boris Brezillon wrote: > > > > +#ifdef CONFIG_HAS_DMA > > Shouldn't this be CONFIG_DMA_ENGINE as you are preparing these descriptors > for DMA transfer? > Nope, scatterlist users are not necessarily using a dmaengine, some IPs are directly embedding a dedicated DMA engine, which has no driver in drivers/dma/. -- Boris Brezillon, Free Electrons Embedded Linux and Kernel engineering http://free-electrons.com
