Re: [PATCH 0/8] dmaengine: Add new API to combine onfiguration and descriptor preparation

Vinod Koul
2025-12-17T05:10:39Z

On 16-12-25, 12:28, Frank Li wrote:
> On Tue, Dec 16, 2025 at 10:47:57PM +0530, Vinod Koul wrote:
> > On 16-12-25, 10:55, Frank Li wrote:
> > > The usual prep_ call have not sconf argument, which need depend on previous
> > > config.
> > >
> > > further, If passdown NULL for config, it means use previuos config.
> >
> > I know it is bit longer but somehow I would feel better for the API to
> > imply config as well please
>
> I can use you suggested dmaengine_prep_config_perip_single().
>
> But how about use dmaengine_prep_config_single(), which little bit shorter
> and use "config" to imply it is for periperal? (similar to cyclic case?)

Yes that is a good idea. config does imply peripheral cases. Please make
sure API documentation marks that clearly

BR
--
~Vinod