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From 4a1ef651bdf4ad4afe8230306d8a33f5b0347eeb Mon Sep 17 00:00:00 2001
From: Alex Deucher <alexander.deucher@amd.com>
Date: Tue, 13 Feb 2018 14:25:11 -0500
Subject: [PATCH 3583/4131] drm/amd/powerplay/vega10: allow mclk switching with
no displays
If there are no displays attached, there is no reason to disable
mclk switching.
Fixes mclks getting set to high when there are no displays attached.
Reviewed-by: Eric Huang <JinhuiEric.Huang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Cc: stable@vger.kernel.org
---
drivers/gpu/drm/amd/powerplay/hwmgr/vega10_hwmgr.c | 3 +--
1 file changed, 1 insertion(+), 2 deletions(-)
diff --git a/drivers/gpu/drm/amd/powerplay/hwmgr/vega10_hwmgr.c b/drivers/gpu/drm/amd/powerplay/hwmgr/vega10_hwmgr.c
index 1d442a4..46e98cf 100644
--- a/drivers/gpu/drm/amd/powerplay/hwmgr/vega10_hwmgr.c
+++ b/drivers/gpu/drm/amd/powerplay/hwmgr/vega10_hwmgr.c
@@ -3176,8 +3176,7 @@ static int vega10_apply_state_adjust_rules(struct pp_hwmgr *hwmgr,
else
disable_mclk_switching = (info.display_count > 1) ||
disable_mclk_switching_for_frame_lock ||
- disable_mclk_switching_for_vr ||
- force_mclk_high;
+ disable_mclk_switching_for_vr || force_mclk_high;
sclk = vega10_ps->performance_levels[0].gfx_clock;
mclk = vega10_ps->performance_levels[0].mem_clock;
--
2.7.4
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