Messages in this thread | | | Date | Thu, 9 May 2024 15:49:24 +0200 | From | Christoph Hellwig <> | Subject | Re: [PATCH v6 2/7] dma: avoid redundant calls for sync operations |
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On Thu, May 09, 2024 at 02:43:52PM +0100, Steven Price wrote: > The specific drivers are "rockchip-drm" and "rk_gmac-dwmac". Is it a > requirement that all drivers engaging in DMA should call dma_set_mask() > - and therefore this has uncovered a bug in those drivers. Or is the > assumption that all drivers call dma_set_mask() faulty?
That was the assumption behind the code, but the assumption is wrong. Alex is working on a fix.
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