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From 150ee66253863c8f3b67589bdb01f19ed8524a05 Mon Sep 17 00:00:00 2001
From: Yintian Tao <yttao@amd.com>
Date: Wed, 18 Dec 2019 18:11:57 +0800
Subject: drm/amd/powerplay: skip disable dynamic state management
Git-commit: fe8a87d71f727b92525b7fbf9d24a7027d44df61
Patch-mainline: v5.6-rc1
References: jsc#SLE-12680, jsc#SLE-12880, jsc#SLE-12882, jsc#SLE-12883, jsc#SLE-13496, jsc#SLE-15322

Under sriov, the disable operation is no allowed.

Signed-off-by: Yintian Tao <yttao@amd.com>
Reviewed-by: Kenneth Feng <kenneth.feng@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Patrik Jakobsson <pjakobsson@suse.de>
---
 drivers/gpu/drm/amd/powerplay/hwmgr/hardwaremanager.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/drivers/gpu/drm/amd/powerplay/hwmgr/hardwaremanager.c b/drivers/gpu/drm/amd/powerplay/hwmgr/hardwaremanager.c
index 253860d30b20..9454ab50f9a1 100644
--- a/drivers/gpu/drm/amd/powerplay/hwmgr/hardwaremanager.c
+++ b/drivers/gpu/drm/amd/powerplay/hwmgr/hardwaremanager.c
@@ -99,6 +99,9 @@ int phm_disable_dynamic_state_management(struct pp_hwmgr *hwmgr)
 
 	PHM_FUNC_CHECK(hwmgr);
 
+	if (!hwmgr->not_vf)
+		return 0;
+
 	if (!smum_is_dpm_running(hwmgr)) {
 		pr_info("dpm has been disabled\n");
 		return 0;
-- 
2.28.0