drm/amdgpu: Hardcode virtual DCE vblank / scanout position return values

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For virtual display feature, by hardcoding 0 for the vblank counter and
-EINVAL for the scanout position return value, we signal to the core DRM code that there are
no hardware counters we can use for these.

Signed-off-by: Emily Deng <Emily.Deng@amd.com>
Reviewed-by: Michel Dänzer <michel.daenzer@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

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Emily Deng 2016-08-17 14:59:20 +08:00 • committed by Alex Deucher

parent 89a8f30900

commit 041aa65805

1 changed files with 4 additions and 12 deletions

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drivers/gpu/drm/amd/amdgpu/dce_virtual.c

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