[Intel-gfx] [PATCH v6 5/5] drm/i915/gen8: Add WaClearSlmSpaceAtContextSwitch workaround

[Chris Wilson]

On Tue, Jun 23, 2015 at 03:46:57PM +0100, Arun Siluvery wrote:
> In Indirect context w/a batch buffer,
> WaClearSlmSpaceAtContextSwitch
> 
> This WA performs writes to scratch page so it must be valid, this check
> is performed before initializing the batch with this WA.
> 
> v2: s/PIPE_CONTROL_FLUSH_RO_CACHES/PIPE_CONTROL_FLUSH_L3 (Ville)
> 
> v3: GTT bit in scratch address should be mbz (Chris)
> 
> Cc: Chris Wilson <chris at chris-wilson.co.uk>
> Cc: Dave Gordon <david.s.gordon at intel.com>
> Signed-off-by: Rafael Barbalho <rafael.barbalho at intel.com>
> Signed-off-by: Arun Siluvery <arun.siluvery at linux.intel.com>

Presuming the wa is still valid ;-)
Acked-by: Chris Wilson <chris at chris-wilson.co.uk>
-Chris

-- 
Chris Wilson, Intel Open Source Technology Centre