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author | Chris Wilson <chris@chris-wilson.co.uk> | 2016-08-19 16:54:28 +0100 |
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committer | Chris Wilson <chris@chris-wilson.co.uk> | 2016-08-19 17:13:36 +0100 |
commit | c58305af1835095ddc25ee6f548ac05915e66ac5 (patch) | |
tree | c397de7bd3efb5dc92ba0feab1a5e0be2b325caa /drivers/gpu/drm/Makefile | |
parent | f7bbe7883c3f119714fd09a8ceaac8075ba04dfe (diff) | |
download | op-kernel-dev-c58305af1835095ddc25ee6f548ac05915e66ac5.zip op-kernel-dev-c58305af1835095ddc25ee6f548ac05915e66ac5.tar.gz |
drm/i915: Use remap_io_mapping() to prefault all PTE in a single pass
Very old numbers indicate this is a 66% improvement when remapping the
entire object for fence contention - due to the elimination of
track_pfn_insert and its strcmp.
Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Testcase: igt/gem_fence_upload/performance
Testcase: igt/gem_mmap_gtt
Reviewed-by: Joonas Lahtinen <joonas.lahtinen@linux.intel.com>
Link: http://patchwork.freedesktop.org/patch/msgid/20160819155428.1670-6-chris@chris-wilson.co.uk
Diffstat (limited to 'drivers/gpu/drm/Makefile')
-rw-r--r-- | drivers/gpu/drm/Makefile | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/gpu/drm/Makefile b/drivers/gpu/drm/Makefile index 0238bf8..3ff0941 100644 --- a/drivers/gpu/drm/Makefile +++ b/drivers/gpu/drm/Makefile @@ -46,7 +46,7 @@ obj-$(CONFIG_DRM_RADEON)+= radeon/ obj-$(CONFIG_DRM_AMDGPU)+= amd/amdgpu/ obj-$(CONFIG_DRM_MGA) += mga/ obj-$(CONFIG_DRM_I810) += i810/ -obj-$(CONFIG_DRM_I915) += i915/ +obj-$(CONFIG_DRM_I915) += i915/ obj-$(CONFIG_DRM_MGAG200) += mgag200/ obj-$(CONFIG_DRM_VC4) += vc4/ obj-$(CONFIG_DRM_CIRRUS_QEMU) += cirrus/ |