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drm/i915/gvt: Tuning the size of MMIO hash lookup table to 2048

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On Skylake platform, The traced virtual mmio registers are up to 2039.
So tuning the hash table size to improve lookup performance.

Signed-off-by: Changbin Du <changbin.du@intel.com>
Signed-off-by: Zhenyu Wang <zhenyuw@linux.intel.com>
This commit is contained in:
Changbin Du 2017-06-06 15:56:14 +08:00 committed by Zhenyu Wang
parent fbfd76c374
commit 178cd160c6
1 changed files with 1 additions and 1 deletions
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2
drivers/gpu/drm/i915/gvt/gvt.h
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@ -195,7 +195,7 @@ struct intel_gvt_fence {
unsigned long vgpu_allocated_fence_num;
};
#define INTEL_GVT_MMIO_HASH_BITS 9
#define INTEL_GVT_MMIO_HASH_BITS 11
struct intel_gvt_mmio {
u8 *mmio_attribute;