On Tue, Apr 2, 2019 at 2:14 PM Eric Anholt <e...@anholt.net> wrote: > Ilia Mirkin <imir...@alum.mit.edu> writes: > > > Shouldn't this sort of decision be left up to the driver? If the > > driver would like to use CS for blits, fine, but why not let it blit > > in the most optimal way possible and force it to use a compute shader? > > Yeah, commit messages require an explanation of why a change is being > made. >
We plan to create vaapi contexts with PIPE_CONTEXT_COMPUTE_ONLY for better GPU multitasking. RadeonSI uses async compute queues if PIPE_CONTEXT_COMPUTE_ONLY is set, so it can't do any graphics stuff, not even blit. (pipe_context::blit is NULL) Marek
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