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| author |   Changbin Du <changbin.du@intel.com> | 2017-10-30 14:19:15 +0800 |
|---|---|---|
| committer |   Zhenyu Wang <zhenyuw@linux.intel.com> | 2017-11-16 11:48:33 +0800 |
| commit | ffe2a503b06cc300e25c1dfc00c85a2240cf97d7 (patch) | |
| tree | 6340bbb50c4a8ad0e737070a8a8265968c7d8b4f /include | |
| parent | MAINTAINERS: Update gvt-linux.git new repo place (diff) | |
drm/i915/gvt: Reduce rcs mocs switch latency
Use I915_WRITE_FW instead of I915_WRITE to reduce overhead.
The overall mmio switch latency lowers from ~600us to ~180us.
Signed-off-by: Changbin Du <changbin.du@intel.com>
Signed-off-by: Zhenyu Wang <zhenyuw@linux.intel.com>
Diffstat (limited to 'include')
0 files changed, 0 insertions, 0 deletions