On Tue, Sep 10, 2013 at 01:24:01PM +0200, Łukasz Czerwiński wrote: > For 16kB buffer upload time is reduced from ~90ms to ~80ms (I tested > with S5C73M3 355560B transfer). If you think that performance > increase isn't valuable we should skip that patch.
That does seem worthwhile. Is that just a single transfer in isolation? > amba-pl80 uses virtual DMA channels support so driver won't occupy > all the time physical channel. pl330 driver don't use such framework > but It will be very hard to occupy all channels at the same time. If > I'm wrong please correct me. OK.
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