drm/amdgpu: Add 4k resolution for virtual display

Add 4k resolution for virtual connector.

Signed-off-by: Emily Deng <Emily.Deng@amd.com>
Reviewed-by: Monk Liu <monk.liu@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Emily Deng 2020-03-25 18:59:16 +08:00 • committed by Alex Deucher
commit 6bc8cdde57