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Diffstat (limited to 'common/recipes-kernel/linux/linux-yocto-4.14.71/4843-drm-amd-display-Notify-powerplay-the-min_dcef-clock.patch')
-rw-r--r--common/recipes-kernel/linux/linux-yocto-4.14.71/4843-drm-amd-display-Notify-powerplay-the-min_dcef-clock.patch35
1 files changed, 35 insertions, 0 deletions
diff --git a/common/recipes-kernel/linux/linux-yocto-4.14.71/4843-drm-amd-display-Notify-powerplay-the-min_dcef-clock.patch b/common/recipes-kernel/linux/linux-yocto-4.14.71/4843-drm-amd-display-Notify-powerplay-the-min_dcef-clock.patch
new file mode 100644
index 00000000..2b6eb2b2
--- /dev/null
+++ b/common/recipes-kernel/linux/linux-yocto-4.14.71/4843-drm-amd-display-Notify-powerplay-the-min_dcef-clock.patch
@@ -0,0 +1,35 @@
+From f1eeb7ae2d2232efd8b899c023d2e0eb5bf60e6c Mon Sep 17 00:00:00 2001
+From: rex zhu <rex.zhu@amd.com>
+Date: Mon, 2 Jul 2018 14:55:43 +0800
+Subject: [PATCH 4843/5725] drm/amd/display: Notify powerplay the min_dcef
+ clock
+
+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>
+---
+ drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_pp_smu.c | 5 +++++
+ 1 file changed, 5 insertions(+)
+
+diff --git 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
+index 596d49d..2e801ba 100644
+--- 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 =
+--
+2.7.4
+