Messages in this thread | | | Subject | Re: [PATCH v2 3/3] spi: spi-davinci: convert to DMA engine API | From | Vinod Koul <> | Date | Thu, 23 Aug 2012 09:29:40 +0530 |
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On Wed, 2012-08-22 at 12:04 -0400, Matt Porter wrote: > for querying of these types of limitations. Right now, the > mmc driver implicitly knows that EDMA needs this restriction > but it's something that should be queried before calling > prep_slave(). that's something we need to add; exporting channel capabilities. We only tell that it slave or memcpy today, but we need to tell clients what are channel supported parameter ranges.
-- ~Vinod
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