da3d378dec
Let dma_fence::signaled, etc, read directly from the address that the hw is writing with updated completed fence seqno, so we can potentially notice that the fence is signaled sooner. Plus add some docs. Signed-off-by: Rob Clark <robdclark@chromium.org> Link: https://lore.kernel.org/r/20210726144359.2179302-2-robdclark@gmail.com Signed-off-by: Rob Clark <robdclark@chromium.org> |
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