On 6 August 2018 at 15:46, Chris Wilson <[email protected]> wrote:
> Experience teaches us over and over again that coherency on Baytrail
> requires the odd heavy hammer, and in particular clflush alone is not
> enough to guarrantee that writes from the CPU are picked up by the CS.
> Do as we do elsewhere and ensure we have an unconditional
> i915_gem_chipset_flush() after writing to memory and submitting a batch
> to HW.
>
> Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=107499
> Signed-off-by: Chris Wilson <[email protected]>
Reviewed-by: Matthew Auld <[email protected]>
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