Messages in this thread | | | Date | Thu, 18 Jul 2019 23:32:50 -0700 | From | Christoph Hellwig <> | Subject | Re: [PATCH v2] remoteproc: copy parent dma_pfn_offset for vdev |
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On Mon, Jul 08, 2019 at 11:45:46AM -0700, Christoph Hellwig wrote: > > But that's breaking legacy as all platforms will have to add a virtio device node in > > their DT file... > > > > Is it aligned with your view ? > > Yes, that is how I'd assume it works. But given that until recently > you did now have these subdevices for dma coherent purposes we can't > really break anything older than that, so I might still be missing > something.
Any chance we could expedite this? remoteproc is the only driver inheriting dma ops to subdevices, and the only one using dma_declare_coherent_memory. I'd really like to clean this mess up rather sooner than later.
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