This is a note to let you know that I've just added the patch titled drm/amd/amdgpu/sriov disable all ip hw status by default to the 4.14-stable tree which can be found at: http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary The filename of the patch is: drm-amd-amdgpu-sriov-disable-all-ip-hw-status-by-def.patch and it can be found in the queue-4.14 subdirectory. If you, or anyone else, feels it should not be added to the stable tree, please let <stable@xxxxxxxxxxxxxxx> know about it. commit f7ac3647ced6f5b908f563195076e6607a519533 Author: Jack Zhang <Jack.Zhang1@xxxxxxx> Date: Tue Apr 27 17:08:47 2021 +0800 drm/amd/amdgpu/sriov disable all ip hw status by default [ Upstream commit 95ea3dbc4e9548d35ab6fbf67675cef8c293e2f5 ] Disable all ip's hw status to false before any hw_init. Only set it to true until its hw_init is executed. The old 5.9 branch has this change but somehow the 5.11 kernrel does not have this fix. Without this change, sriov tdr have gfx IB test fail. Signed-off-by: Jack Zhang <Jack.Zhang1@xxxxxxx> Review-by: Emily Deng <Emily.Deng@xxxxxxx> Signed-off-by: Alex Deucher <alexander.deucher@xxxxxxx> Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx> diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c index bc746a6e0ecc..076b22c44122 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c @@ -1823,7 +1823,7 @@ static int amdgpu_sriov_reinit_early(struct amdgpu_device *adev) AMD_IP_BLOCK_TYPE_IH, }; - for (i = 0; i < ARRAY_SIZE(ip_order); i++) { + for (i = 0; i < adev->num_ip_blocks; i++) { int j; struct amdgpu_ip_block *block;