From 1dd8719192c94ffca927f19aa44a1f198dd74c32 Mon Sep 17 00:00:00 2001
From: Jack Xiao <Jack.Xiao@amd.com>
Date: Tue, 16 Jun 2020 15:34:57 +0800
Subject: drm/amdgpu/mes10.1: implement the suspend/resume routine
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Git-commit: 29634c3f8b44ae982001b471aabdd6fa7393ea34
Patch-mainline: v5.19-rc1
References: jsc#PED-1166 jsc#PED-1168 jsc#PED-1170 jsc#PED-1218 jsc#PED-1220 jsc#PED-1222 jsc#PED-1223 jsc#PED-1225

Implement the suspend/resume routine of mes.

Signed-off-by: Jack Xiao <Jack.Xiao@amd.com>
Acked-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Hawking Zhang <Hawking.Zhang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Acked-by: Patrik Jakobsson <pjakobsson@suse.de>
---
 drivers/gpu/drm/amd/amdgpu/mes_v10_1.c | 18 ++++++++++++++++--
 1 file changed, 16 insertions(+), 2 deletions(-)

diff --git a/drivers/gpu/drm/amd/amdgpu/mes_v10_1.c b/drivers/gpu/drm/amd/amdgpu/mes_v10_1.c
index d4e64c5a3215..d468cb5a8854 100644
--- a/drivers/gpu/drm/amd/amdgpu/mes_v10_1.c
+++ b/drivers/gpu/drm/amd/amdgpu/mes_v10_1.c
@@ -1120,12 +1120,26 @@ static int mes_v10_1_hw_fini(void *handle)
 
 static int mes_v10_1_suspend(void *handle)
 {
-	return 0;
+	int r;
+	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
+
+	r = amdgpu_mes_suspend(adev);
+	if (r)
+		return r;
+
+	return mes_v10_1_hw_fini(adev);
 }
 
 static int mes_v10_1_resume(void *handle)
 {
-	return 0;
+	int r;
+	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
+
+	r = mes_v10_1_hw_init(adev);
+	if (r)
+		return r;
+
+	return amdgpu_mes_resume(adev);
 }
 
 static const struct amd_ip_funcs mes_v10_1_ip_funcs = {
-- 
2.38.1