Messages in this thread | | | Date | Fri, 29 May 2020 13:50:09 +0300 | From | Andy Shevchenko <> | Subject | Re: [PATCH v4 09/11] dmaengine: dw: Initialize min_burst capability |
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On Fri, May 29, 2020 at 01:41:19PM +0300, Serge Semin wrote: > On Fri, May 29, 2020 at 01:29:02PM +0300, Andy Shevchenko wrote: > > On Fri, May 29, 2020 at 01:25:15PM +0300, Andy Shevchenko wrote: > > > On Fri, May 29, 2020 at 01:23:59AM +0300, Serge Semin wrote:
...
> > > > /* DMA capabilities */ > > > > + dw->dma.min_burst = 1; > > > > > > Perhaps then relaxed maximum, like > > > > > > dw->dma.max_burst = 256; > > > > > > (channels will update this) > > > > > > ? > > > And forgot to mention that perhaps we need a definitions for both. > > By "definitions for both" do you mean a macro with corresponding parameter > definition like it's done for the max burst length in the next patch? > Something like this: > --- include/linux/platform_data/dma-dw.h > +++ include/linux/platform_data/dma-dw.h > +#define DW_DMA_MIN_BURST 1 > +#define DW_DMA_MAX_BURST 256 > > ?
Yes!
-- With Best Regards, Andy Shevchenko
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