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authorTim Huang2022-12-19 18:32:32 +0800
committerGreg Kroah-Hartman2023-01-07 11:11:36 +0100
commita354a9e3fc3b5475b80395a3015644e26352223f (patch)
tree771a5b699c9b18bb6933fa5b00152915c4e65417
parent33a3b7fad8273e7bcbef0f456c2070be8adcad45 (diff)
drm/amdgpu: skip mes self test after s0i3 resume for MES IP v11.0
commit 8660495a9c5b9afeec4cc006b3b75178f0fb2f10 upstream. MES is part of gfxoff and MES suspend and resume are skipped for S0i3. But the mes_self_test call path is still in the amdgpu_device_ip_late_init. it's should also be skipped for s0ix as no hardware re-initialization happened. Besides, mes_self_test will free the BO that triggers a lot of warning messages while in the suspend state. [ 81.656085] WARNING: CPU: 2 PID: 1550 at drivers/gpu/drm/amd/amdgpu/amdgpu_object.c:425 amdgpu_bo_free_kernel+0xfc/0x110 [amdgpu] [ 81.679435] Call Trace: [ 81.679726] <TASK> [ 81.679981] amdgpu_mes_remove_hw_queue+0x17a/0x230 [amdgpu] [ 81.680857] amdgpu_mes_self_test+0x390/0x430 [amdgpu] [ 81.681665] mes_v11_0_late_init+0x37/0x50 [amdgpu] [ 81.682423] amdgpu_device_ip_late_init+0x53/0x280 [amdgpu] [ 81.683257] amdgpu_device_resume+0xae/0x2a0 [amdgpu] [ 81.684043] amdgpu_pmops_resume+0x37/0x70 [amdgpu] [ 81.684818] pci_pm_resume+0x5c/0xa0 [ 81.685247] ? pci_pm_thaw+0x90/0x90 [ 81.685658] dpm_run_callback+0x4e/0x160 [ 81.686110] device_resume+0xad/0x210 [ 81.686529] async_resume+0x1e/0x40 [ 81.686931] async_run_entry_fn+0x33/0x120 [ 81.687405] process_one_work+0x21d/0x3f0 [ 81.687869] worker_thread+0x4a/0x3c0 [ 81.688293] ? process_one_work+0x3f0/0x3f0 [ 81.688777] kthread+0xff/0x130 [ 81.689157] ? kthread_complete_and_exit+0x20/0x20 [ 81.689707] ret_from_fork+0x22/0x30 [ 81.690118] </TASK> [ 81.690380] ---[ end trace 0000000000000000 ]--- v2: make the comment clean and use adev->in_s0ix instead of adev->suspend Signed-off-by: Tim Huang <tim.huang@amd.com> Reviewed-by: Mario Limonciello <mario.limonciello@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com> Cc: stable@vger.kernel.org # 6.0, 6.1 Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
-rw-r--r--drivers/gpu/drm/amd/amdgpu/mes_v11_0.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/mes_v11_0.c b/drivers/gpu/drm/amd/amdgpu/mes_v11_0.c
index f141fadd2d86..725876b4f02e 100644
--- a/drivers/gpu/drm/amd/amdgpu/mes_v11_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/mes_v11_0.c
@@ -1339,7 +1339,8 @@ static int mes_v11_0_late_init(void *handle)
{
struct amdgpu_device *adev = (struct amdgpu_device *)handle;
- if (!amdgpu_in_reset(adev) &&
+ /* it's only intended for use in mes_self_test case, not for s0ix and reset */
+ if (!amdgpu_in_reset(adev) && !adev->in_s0ix &&
(adev->ip_versions[GC_HWIP][0] != IP_VERSION(11, 0, 3)))
amdgpu_mes_self_test(adev);