diff --git a/drivers/gpu/drm/amd/powerplay/hwmgr/tonga_hwmgr.c b/drivers/gpu/drm/amd/powerplay/hwmgr/tonga_hwmgr.c
index 3cb5d04..54fcd27 100644
--- a/drivers/gpu/drm/amd/powerplay/hwmgr/tonga_hwmgr.c
+++ b/drivers/gpu/drm/amd/powerplay/hwmgr/tonga_hwmgr.c
@@ -4469,7 +4469,7 @@ int tonga_hwmgr_backend_init(struct pp_hwmgr *hwmgr)
 
 	data->sclk_dpm_key_disabled = 0;
 	data->mclk_dpm_key_disabled = 0;
-	data->pcie_dpm_key_disabled = 0;
+	data->pcie_dpm_key_disabled = 1;
 	data->pcc_monitor_enabled = 0;
 
 	phm_cap_set(hwmgr->platform_descriptor.platformCaps,