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

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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

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Chris Wilson 2016-04-29 13:18:25 +01:00

parent f9a4ea35b8

commit 6ef48d7f01

1 changed files with 10 additions and 0 deletions

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drivers/gpu/drm/i915/intel_ringbuffer.c

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