Victor Zhao 039cacd239 drm/amdgpu: add determine passthrough under arm64 ...

add determine for passthrough mode under arm64 by reading
CurrentEL register

v2: squash in warning fix (Alex)

Signed-off-by: Victor Zhao <Victor.Zhao@amd.com>
Acked-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

2022-01-27 15:47:34 -05:00

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