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| author |   Yong Zhao <Yong.Zhao@amd.com> | 2017-07-27 12:48:22 -0400 |
|---|---|---|
| committer |   Alex Deucher <alexander.deucher@amd.com> | 2017-08-15 14:45:58 -0400 |
| commit | 51ac7eec620b8ec705955ad2c845a5b5fed6b40f (patch) | |
| tree | db1de1243647e0e728a331f0e38b12da9a6223f8 /drivers/gpu/drm/amd/amdgpu/amdgpu_device.c | |
| parent | drm/amdgpu: Add a parameter to amdgpu_bo_create() (diff) | |
| download | linux-dev-51ac7eec620b8ec705955ad2c845a5b5fed6b40f.tar.xz linux-dev-51ac7eec620b8ec705955ad2c845a5b5fed6b40f.zip | |
drm/amdgpu: Support IOMMU on Raven
We achieved that by setting S(SYSTEM) and P(PDE as PTE) bit to 1 for
PDEs and setting S bit to 1 for PTEs when the corresponding addresses
are not occupied by gpu driver allocated buffers.
Signed-off-by: Yong Zhao <Yong.Zhao@amd.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_device.c')
0 files changed, 0 insertions, 0 deletions