tree 5fb0aba2909aa0cfdfaa1b1cbded72df90d50f8e
parent f9a4ea35b87c28c08134dfc146345f77345a99be
author Chris Wilson <chris@chris-wilson.co.uk> 1461932305 +0100
committer Chris Wilson <chris@chris-wilson.co.uk> 1461934796 +0100

drm/i915: Reload PD tables after semaphore wait on gen8

When the engine idles waiting upon a semaphore, it loses its
pagetables and we must reload them before executing the batch.

v2: Restrict w/a to non-RCS rings (RCS works correctly apparently).

Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Cc: Ville Syrjälä <ville.syrjala@linux.intel.com>
Reviewed-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Link: http://patchwork.freedesktop.org/patch/msgid/1461932305-14637-5-git-send-email-chris@chris-wilson.co.uk