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From eac2513e52196f43323587724892340a3c3d5c16 Mon Sep 17 00:00:00 2001
From: Tony Cheng <tony.cheng@amd.com>
Date: Thu, 5 Oct 2017 14:38:46 -0400
Subject: [PATCH 2601/4131] drm/amd/display: default
force_single_disp_pipe_split = 1 on RV
1080p idle, stutter efficiency goes up from 95.8% to 97.8%
result in 5mW saving from APU and 8mW saving from DDR4
Signed-off-by: Tony Cheng <tony.cheng@amd.com>
Reviewed-by: Yongqiang Sun <yongqiang.sun@amd.com>
Acked-by: Harry Wentland <Harry.Wentland@amd.com>
---
drivers/gpu/drm/amd/display/dc/dcn10/dcn10_resource.c | 1 +
1 file changed, 1 insertion(+)
diff --git a/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_resource.c b/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_resource.c
index 3c6aa24..92fec4c 100644
--- a/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_resource.c
+++ b/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_resource.c
@@ -430,6 +430,7 @@ static const struct dc_debug debug_defaults_drv = {
.disable_pplib_wm_range = false,
.pplib_wm_report_mode = WM_REPORT_DEFAULT,
.pipe_split_policy = MPC_SPLIT_AVOID_MULT_DISP,
+ .force_single_disp_pipe_split = true,
.disable_dcc = DCC_ENABLE,
.voltage_align_fclk = true,
.disable_stereo_support = true,
--
2.7.4
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