]> git.baikalelectronics.ru Git - kernel.git/commit
drm/i915/gvt: Remove MMIO barrier in MMIO switch
authorChangbin Du <changbin.du@intel.com>
Fri, 8 Dec 2017 06:56:22 +0000 (14:56 +0800)
committerZhenyu Wang <zhenyuw@linux.intel.com>
Fri, 8 Dec 2017 08:18:26 +0000 (16:18 +0800)
commit2f9284ffec99bdfd07f5f5f123f622dcf3523866
tree768dc1324b3091c0352880b02465bc398e42d53e
parenteb226430eb10c60ac73f851d8a267044f8809371
drm/i915/gvt: Remove MMIO barrier in MMIO switch

After engine mmio switched, software still need write workload
submission registers. So we can remove the MMIO barriar in MMIO
switch.

Signed-off-by: Changbin Du <changbin.du@intel.com>
Signed-off-by: Zhenyu Wang <zhenyuw@linux.intel.com>
drivers/gpu/drm/i915/gvt/render.c