From 4b368b891673ed66f9377af6d6229248609f0e97 Mon Sep 17 00:00:00 2001
From: John Clements <john.clements@amd.com>
Date: Wed, 8 Jan 2020 16:36:14 +0800
Subject: drm/amdgpu: disable XGMI TA unload for arcturus
Git-commit: 9c8c81fe7d2c6ef732b50d456a627fdf4383c1d5
Patch-mainline: v5.6-rc1
References: jsc#SLE-12680, jsc#SLE-12880, jsc#SLE-12882, jsc#SLE-12883, jsc#SLE-13496, jsc#SLE-15322
in event of GPU reset, XGMI TA unload causes unrecoverable GPU hang
Acked-by: Hawking Zhang <Hawking.Zhang@amd.com>
Signed-off-by: John Clements <john.clements@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Patrik Jakobsson <pjakobsson@suse.de>
---
drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c | 5 +++++
1 file changed, 5 insertions(+)
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c
index 281d89640344..3a1570dafe34 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c
@@ -529,6 +529,11 @@ static int psp_xgmi_unload(struct psp_context *psp)
{
int ret;
struct psp_gfx_cmd_resp *cmd;
+ struct amdgpu_device *adev = psp->adev;
+
+ /* XGMI TA unload currently is not supported on Arcturus */
+ if (adev->asic_type == CHIP_ARCTURUS)
+ return 0;
/*
* TODO: bypass the unloading in sriov for now
--
2.28.0