diff options
Diffstat (limited to 'meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.14.71/2601-drm-amd-display-default-force_single_disp_pipe_split.patch')
| -rw-r--r-- | meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.14.71/2601-drm-amd-display-default-force_single_disp_pipe_split.patch | 31 |
1 files changed, 31 insertions, 0 deletions
diff --git a/meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.14.71/2601-drm-amd-display-default-force_single_disp_pipe_split.patch b/meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.14.71/2601-drm-amd-display-default-force_single_disp_pipe_split.patch new file mode 100644 index 00000000..2c3b1728 --- /dev/null +++ b/meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.14.71/2601-drm-amd-display-default-force_single_disp_pipe_split.patch @@ -0,0 +1,31 @@ +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 + |