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authorHuang Rui <[email protected]>2018-01-16 02:42:58 +0000
committerAlex Deucher <[email protected]>2018-09-14 14:36:42 +0000
commit760067769ebb3fad2ebf1880ad87afb309ef7b14 (patch)
tree207bc2bf32cf02961b698cfee0db543cbfd47437 /drivers/gpu/drm/amd/amdgpu/amdgpu_sa.c
parentdrm/amdgpu/gfx9: add raven2 golden setting (diff)
downloadkernel-760067769ebb3fad2ebf1880ad87afb309ef7b14.tar.gz
kernel-760067769ebb3fad2ebf1880ad87afb309ef7b14.zip
drm/amdgpu: fix the VM fault while write at the top of the invisible vram
Raven2 has a HW issue that it is unable to use the vram which is out of MC_VM_SYSTEM_APERTURE_HIGH_ADDR. So here is the workaround that increase system aperture high address to get rid of the VM fault and hardware hang. Signed-off-by: Huang Rui <[email protected]> Reviewed-by: Alex Deucher <[email protected]> Reviewed-by: Hawking Zhang <[email protected]> Signed-off-by: Alex Deucher <[email protected]>
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_sa.c')
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