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| author | Thomas Hellstrom <[email protected]> | 2020-01-15 20:48:19 +0000 |
|---|---|---|
| committer | Thomas Hellstrom <[email protected]> | 2020-03-12 11:00:07 +0000 |
| commit | 3b0d6458c7052af1795489976b600797ca07f7e9 (patch) | |
| tree | 01bcc6780edc6190a9e853b3af4555dcb58e3cd7 /drivers/gpu/drm/amd/amdgpu/amdgpu_pm.c | |
| parent | drm/vmwgfx: Fix the refuse_dma mode when using guest-backed objects (diff) | |
| download | kernel-3b0d6458c7052af1795489976b600797ca07f7e9.tar.gz kernel-3b0d6458c7052af1795489976b600797ca07f7e9.zip | |
drm/vmwgfx: Refuse DMA operation when SEV encryption is active
TTM doesn't yet fully support mapping of DMA memory when SEV is active,
so in that case, refuse DMA operation. For guest-backed object operation
this means 3D acceleration will be disabled. For host-backed, VRAM will be
used for data transfer between the guest and the device.
Signed-off-by: Thomas Hellstrom <[email protected]>
Reviewed-by: Brian Paul <[email protected]>
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_pm.c')
0 files changed, 0 insertions, 0 deletions