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| author |   Hawking Zhang <Hawking.Zhang@amd.com> | 2020-02-24 16:47:23 +0800 |
|---|---|---|
| committer |   Alex Deucher <alexander.deucher@amd.com> | 2020-02-26 14:17:32 -0500 |
| commit | 938065d4cb91c8e6c13c9c906490baca3427ae27 (patch) | |
| tree | fd199bedee88dd5dce8250ddbdfe0d74d54b6855 /drivers/gpu/drm/amd/amdgpu/amdgpu_ring.c | |
| parent | drm/amdgpu: move get_xgmi_relative_phy_addr to amdgpu_xgmi.c (diff) | |
| download | wireguard-linux-938065d4cb91c8e6c13c9c906490baca3427ae27.tar.xz wireguard-linux-938065d4cb91c8e6c13c9c906490baca3427ae27.zip | |
drm/amdgpu: toggle DF-Cstate to protect DF reg access
driver needs to take DF out Cstate before any DF register
access. otherwise, the DF register may not be accessible.
Signed-off-by: Hawking Zhang <Hawking.Zhang@amd.com>
Acked-by: Evan Quan <evan.quan@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_ring.c')
0 files changed, 0 insertions, 0 deletions