diff options
Diffstat (limited to 'common/recipes-kernel/linux/linux-yocto-4.14.71/4692-drm-amd-display-Update-color-props-when-modeset-is-r.patch')
-rw-r--r-- | common/recipes-kernel/linux/linux-yocto-4.14.71/4692-drm-amd-display-Update-color-props-when-modeset-is-r.patch | 39 |
1 files changed, 39 insertions, 0 deletions
diff --git a/common/recipes-kernel/linux/linux-yocto-4.14.71/4692-drm-amd-display-Update-color-props-when-modeset-is-r.patch b/common/recipes-kernel/linux/linux-yocto-4.14.71/4692-drm-amd-display-Update-color-props-when-modeset-is-r.patch new file mode 100644 index 00000000..0dca7ab7 --- /dev/null +++ b/common/recipes-kernel/linux/linux-yocto-4.14.71/4692-drm-amd-display-Update-color-props-when-modeset-is-r.patch @@ -0,0 +1,39 @@ +From d6293434e012add7451d43dbaab419b85ce2f569 Mon Sep 17 00:00:00 2001 +From: "Leo (Sunpeng) Li" <sunpeng.li@amd.com> +Date: Thu, 31 May 2018 10:23:37 -0400 +Subject: [PATCH 4692/5725] drm/amd/display: Update color props when modeset is + required + +This fixes issues where color management properties don't persist +over DPMS on/off, or when the CRTC is moved across connectors. + +Signed-off-by: Leo (Sunpeng) Li <sunpeng.li@amd.com> +Reviewed-by: Harry Wentland <Harry.Wentland@amd.com> +Cc: stable@vger.kernel.org +Signed-off-by: Alex Deucher <alexander.deucher@amd.com> +--- + drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c | 8 ++++++-- + 1 file changed, 6 insertions(+), 2 deletions(-) + +diff --git a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c +index e308f0c..017fd80 100644 +--- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c ++++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c +@@ -5113,8 +5113,12 @@ static int dm_update_crtcs_state(struct amdgpu_display_manager *dm, + update_stream_scaling_settings( + &new_crtc_state->mode, dm_new_conn_state, dm_new_crtc_state->stream); + +- /* Color managment settings */ +- if (dm_new_crtc_state->base.color_mgmt_changed) { ++ /* ++ * Color management settings. We also update color properties ++ * when a modeset is needed, to ensure it gets reprogrammed. ++ */ ++ if (dm_new_crtc_state->base.color_mgmt_changed || ++ drm_atomic_crtc_needs_modeset(new_crtc_state)) { + ret = amdgpu_dm_set_regamma_lut(dm_new_crtc_state); + if (ret) + goto fail; +-- +2.7.4 + |