drm/i915/gvt: emulate right behavior for tlb_control

Emulate right behavior for tlb_control, set to ZERO upon write.

Signed-off-by: Ping Gao <ping.a.gao@intel.com>
Signed-off-by: Min He <min.he@intel.com>
Signed-off-by: Zhenyu Wang <zhenyuw@linux.intel.com>
This commit is contained in:
Ping Gao 2016-11-10 15:27:20 +08:00 • committed by Zhenyu Wang
commit 4f3f1aed4b