From: rex zhu <rex.zhu@amd.com>
Date: Mon, 2 Jul 2018 14:55:43 +0800
Subject: drm/amd/display: Notify powerplay the min_dcef clock
Git-commit: 3180fb676d7fd38a7c1effa2e5d9265779473c23
Patch-mainline: v4.19-rc1
References: FATE#326289 FATE#326079 FATE#326049 FATE#322398 FATE#326166

powerplay can notify smu to recalculates the maximum deep-sleep
divider display allowed.

Acked-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Rex Zhu <Rex.Zhu@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Acked-by: Petr Tesarik <ptesarik@suse.com>
---
 drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_pp_smu.c |    5 +++++
 1 file changed, 5 insertions(+)

--- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_pp_smu.c
+++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_pp_smu.c
@@ -71,6 +71,11 @@ bool dm_pp_apply_display_requirements(
 		adev->pm.pm_display_cfg.min_mem_set_clock =
 				pp_display_cfg->min_memory_clock_khz/10;
 
+		adev->pm.pm_display_cfg.min_dcef_deep_sleep_set_clk =
+				pp_display_cfg->min_engine_clock_deep_sleep_khz/10;
+		adev->pm.pm_display_cfg.min_dcef_set_clk =
+				pp_display_cfg->min_dcfclock_khz/10;
+
 		adev->pm.pm_display_cfg.multi_monitor_in_sync =
 				pp_display_cfg->all_displays_in_sync;
 		adev->pm.pm_display_cfg.min_vblank_time =