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 5.4-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-5.4 subdirectory. If you, or anyone else, feels it should not be added to the stable tree, please let <stable@xxxxxxxxxxxxxxx> know about it. commit 6faf934b59100b014ba70f1e833e1dd68a3f5b16 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 765f9a6c4640..d0e1fd011de5 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c @@ -2291,7 +2291,7 @@ static int amdgpu_device_ip_reinit_early_sriov(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;