Reviewed-by: Monk Liu <monk.liu at amd.com>
________________________________
å??件人: amd-gfx <amd-gfx-bounces at lists.freedesktop.org> 代表 Xiangliang Yu <Xiangliang.Yu at amd.com>
å??é??æ?¶é?´: 2017å¹´1æ??18æ?¥ 13:00:14
�件人: amd-gfx at lists.freedesktop.org
æ??é??: Yu, Xiangliang
主�: [PATCH 1/2] drm/amdgpu: fix reboot failure issue for virtualization
Reboot process will call HW fini functions of IP blocks. For virt,
need to send event three before hw fini and send event four after
hw fini.
Signed-off-by: Xiangliang Yu <Xiangliang.Yu at amd.com>
---
drivers/gpu/drm/amd/amdgpu/amdgpu_device.c | 6 ++++++
1 file changed, 6 insertions(+)
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
index 2868128..4b82081 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
@@ -1566,6 +1566,9 @@ int amdgpu_suspend(struct amdgpu_device *adev)
{
int i, r;
+ if (amdgpu_sriov_vf(adev))
+ amdgpu_virt_request_full_gpu(adev, false);
+
/* ungate SMC block first */
r = amdgpu_set_clockgating_state(adev, AMD_IP_BLOCK_TYPE_SMC,
AMD_CG_STATE_UNGATE);
@@ -1594,6 +1597,9 @@ int amdgpu_suspend(struct amdgpu_device *adev)
}
}
+ if (amdgpu_sriov_vf(adev))
+ amdgpu_virt_release_full_gpu(adev, false);
+
return 0;
}
--
2.7.4
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