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(parent: c382072) | patch
drm/i915: Use masked write for Context Status Buffer Pointer
authorMika Kuoppala <mika.kuoppala@linux.intel.com>
Thu, 6 Aug 2015 14:00:59 +0000 (17:00 +0300)
committerDaniel Vetter <daniel.vetter@ffwll.ch>
Fri, 14 Aug 2015 15:50:38 +0000 (17:50 +0200)
commitff463ca9949270f8863bab9912d5bdd314f753d4
treed765423d428f05c019b467af8c9e55c8a9109a19tree | snapshot
parentc3820726e2c18061c5aa33598f716b6cc0905c97commit | diff
drm/i915: Use masked write for Context Status Buffer Pointer

This register needs to be updated with masked writes.

This was found by code inspection and comparison with Bspec and
doesn't seem to fix any known issue.

Signed-off-by: Mika Kuoppala <mika.kuoppala@intel.com>
Reviewed-by: Michel Thierry <michel.thierry@intel.com>
[danvet: Add note about impact.]
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
drivers/gpu/drm/i915/intel_lrc.c diff | blob | history
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