1 files changed, 37 insertions, 0 deletions
diff --git a/meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.14.71/4047-drm-amdgpu-it-should-disable-gfxoff-when-system-is-g.patch b/meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.14.71/4047-drm-amdgpu-it-should-disable-gfxoff-when-system-is-g.patch
new file mode 100644
index 00000000..54dff9b3
--- /dev/null
+++ b/meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.14.71/4047-drm-amdgpu-it-should-disable-gfxoff-when-system-is-g.patch
@@ -0,0 +1,37 @@
+From a0de14c03d0ed06f696886d011de3a99e5d3103a Mon Sep 17 00:00:00 2001
+From: Huang Rui <ray.huang@amd.com>
+Date: Tue, 13 Mar 2018 18:39:48 +0800
+Subject: [PATCH 4047/4131] drm/amdgpu: it should disable gfxoff when system is
+ going to suspend
+MIME-Version: 1.0
+Content-Type: text/plain; charset=UTF-8
+Content-Transfer-Encoding: 8bit
+
+Signed-off-by: Huang Rui <ray.huang@amd.com>
+Reviewed-by: Hawking Zhang <Hawking.Zhang@amd.com>
+Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
+Acked-by: Christian König <christian.koenig@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 6f0f072..f110567 100644
+--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
++++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
+@@ -1903,6 +1903,12 @@ int amdgpu_device_ip_suspend(struct amdgpu_device *adev)
+ 	if (amdgpu_sriov_vf(adev))
+ 		amdgpu_virt_request_full_gpu(adev, false);
+ 
++	/* ungate SMC block powergating */
++	if (adev->powerplay.pp_feature & PP_GFXOFF_MASK)
++		amdgpu_device_ip_set_powergating_state(adev,
++						       AMD_IP_BLOCK_TYPE_SMC,
++						       AMD_CG_STATE_UNGATE);
++
+ 	/* ungate SMC block first */
+ 	r = amdgpu_device_ip_set_clockgating_state(adev, AMD_IP_BLOCK_TYPE_SMC,
+ 						   AMD_CG_STATE_UNGATE);
+-- 
+2.7.4
+