diff options
Diffstat (limited to 'common/recipes-kernel/linux/linux-yocto-4.19.8/2478-drm-amd-display-Add-a-flags-union-for-3dlut-transfor.patch')
-rw-r--r-- | common/recipes-kernel/linux/linux-yocto-4.19.8/2478-drm-amd-display-Add-a-flags-union-for-3dlut-transfor.patch | 47 |
1 files changed, 47 insertions, 0 deletions
diff --git a/common/recipes-kernel/linux/linux-yocto-4.19.8/2478-drm-amd-display-Add-a-flags-union-for-3dlut-transfor.patch b/common/recipes-kernel/linux/linux-yocto-4.19.8/2478-drm-amd-display-Add-a-flags-union-for-3dlut-transfor.patch new file mode 100644 index 00000000..6fedcea5 --- /dev/null +++ b/common/recipes-kernel/linux/linux-yocto-4.19.8/2478-drm-amd-display-Add-a-flags-union-for-3dlut-transfor.patch @@ -0,0 +1,47 @@ +From 08db4befcda78e5435ec6c6d2341445ec64a5b55 Mon Sep 17 00:00:00 2001 +From: Vitaly Prosyak <vitaly.prosyak@amd.com> +Date: Tue, 19 Mar 2019 15:46:50 -0500 +Subject: [PATCH 2478/2940] drm/amd/display: Add a flags union for 3dlut + transformation matrix + +[Why & How] +When TM is enabled with 3dlut, we apply conversion to +dcip3 in gamut remap matrix, if source area less than +dcip3. If it is bigger, we remap to bt2020. The added +flags will be used to facilitate this logic. + +Signed-off-by: Vitaly Prosyak <vitaly.prosyak@amd.com> +Reviewed-by: Aric Cyr <Aric.Cyr@amd.com> +Acked-by: Krunoslav Kovac <Krunoslav.Kovac@amd.com> +Acked-by: Leo Li <sunpeng.li@amd.com> +Signed-off-by: Alex Deucher <alexander.deucher@amd.com> +--- + .../gpu/drm/amd/display/modules/color/color_gamma.h | 12 ++++++++++++ + 1 file changed, 12 insertions(+) + +diff --git a/drivers/gpu/drm/amd/display/modules/color/color_gamma.h b/drivers/gpu/drm/amd/display/modules/color/color_gamma.h +index 369953fafadf..c56c203abfcb 100644 +--- a/drivers/gpu/drm/amd/display/modules/color/color_gamma.h ++++ b/drivers/gpu/drm/amd/display/modules/color/color_gamma.h +@@ -82,6 +82,18 @@ struct freesync_hdr_tf_params { + unsigned int skip_tm; // skip tm + }; + ++union tm3dlut_flags { ++ unsigned int raw; ++ struct { ++ unsigned int dochroma_scale :1; ++ unsigned int spec_version :3; ++ unsigned int less_than_dcip3 :1; ++ unsigned int exp_shaper_max :6; ++ unsigned int zero_display_black :1; ++ unsigned int reseved :20; ++ } bits; ++}; ++ + void setup_x_points_distribution(void); + void precompute_pq(void); + void precompute_de_pq(void); +-- +2.17.1 + |