tree 658e75bf285ccb6b90a2b3f27931a69e8c0fd941
parent 84d3245599f527138c4d4b87deed14a7e85cd81b
author Alex Deucher <alexander.deucher@amd.com> 1547571916 -0500
committer Alex Deucher <alexander.deucher@amd.com> 1548450935 -0500

drm/radeon: check if device is root before getting pci speed caps

Check if the device is root rather before attempting to see what
speeds the pcie port supports.  Fixes a crash with pci passthrough
in a VM.

Bug: https://bugs.freedesktop.org/show_bug.cgi?id=109366
Reviewed-by: Evan Quan <evan.quan@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>