From 02be064823d0c9aff4e5e6bc1cb8d5e1bea81d38 Mon Sep 17 00:00:00 2001
From: shaoyunl <shaoyun.liu@amd.com>
Date: Tue, 17 Mar 2020 12:46:34 -0400
Subject: [PATCH] drm/amdgpu/sriov : Don't resume RLCG for SRIOV guest

RLCG is enabled by host driver, no need to enable it in guest for none-PSP load path

Signed-off-by: shaoyunl <shaoyun.liu@amd.com>
Reviewed-by: Hawking Zhang <Hawking.Zhang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
---
 drivers/gpu/drm/amd/amdgpu/gfx_v10_0.c | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/drivers/gpu/drm/amd/amdgpu/gfx_v10_0.c b/drivers/gpu/drm/amd/amdgpu/gfx_v10_0.c
index 42bbc0070831..c8f2aa1db13b 100644
--- a/drivers/gpu/drm/amd/amdgpu/gfx_v10_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/gfx_v10_0.c
@@ -1940,6 +1940,11 @@ static int gfx_v10_0_rlc_resume(struct amdgpu_device *adev)
 		if (!amdgpu_sriov_vf(adev)) /* enable RLC SRM */
 			gfx_v10_0_rlc_enable_srm(adev);
 	} else {
+		if (amdgpu_sriov_vf(adev)) {
+			gfx_v10_0_init_csb(adev);
+			return 0;
+		}
+
 		adev->gfx.rlc.funcs->stop(adev);
 
 		/* disable CG */