Messages in this thread | | | Date | Thu, 14 May 2020 22:45:53 +0200 | From | Michael Walle <> | Subject | Re: [PATCH v3 02/16] mfd: mfd-core: Don't overwrite the dma_mask of the child device |
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Am 2020-04-28 17:25, schrieb Mark Brown: > On Tue, Apr 28, 2020 at 03:49:49PM +0100, Robin Murphy wrote: > >> For better or worse, the platform bus is the dumping ground for random >> crap, >> so we just have to deal with all the abstraction breakage that leaks >> out of >> that. > > The reason we're using the platform bus for this is that historically > people were creating buses which were essentially carbon copies of the > platform bus with the name changed and it was felt that rather than > duplicate code it was better to just use platform devices with no MMIO > ranges defined. If there's some assumptions about DMA for platform > devices floating about somewhere it might be reasonable to revisit this > and create a non-DMA variant of platform devices since there is a > meaningful difference.
Was there any conclusion? Should I keep or drop this patch in the next version of this series?
-- -michael
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