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(parent: 0943923) | patch
drm/radeon: check if device is root before getting pci speed caps
authorAlex Deucher <alexander.deucher@amd.com>
Tue, 15 Jan 2019 17:05:16 +0000 (12:05 -0500)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Wed, 13 Mar 2019 21:02:35 +0000 (14:02 -0700)
commit4ec880d7c1995bac70e1b576378bfb2d829a2465
treebaf3a862e0d75d5453f85d5b786d2ac8f7055f92tree | snapshot
parent094392380989d1779d35733268ba5657a1fcc571commit | diff
drm/radeon: check if device is root before getting pci speed caps

[ Upstream commit afeff4c16edaa6275b903f82b0561406259aa3a3 ]

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>
Signed-off-by: Sasha Levin <sashal@kernel.org>
drivers/gpu/drm/radeon/ci_dpm.c diff | blob | history
drivers/gpu/drm/radeon/si_dpm.c diff | blob | history
Domain: System / Kernel;