diff options
Diffstat (limited to 'common/recipes-kernel/linux/linux-yocto-4.19.8/1146-drm-amd-display-Adjust-ABM-2.2-contrast-parameters.patch')
| -rw-r--r-- | common/recipes-kernel/linux/linux-yocto-4.19.8/1146-drm-amd-display-Adjust-ABM-2.2-contrast-parameters.patch | 39 |
1 files changed, 39 insertions, 0 deletions
diff --git a/common/recipes-kernel/linux/linux-yocto-4.19.8/1146-drm-amd-display-Adjust-ABM-2.2-contrast-parameters.patch b/common/recipes-kernel/linux/linux-yocto-4.19.8/1146-drm-amd-display-Adjust-ABM-2.2-contrast-parameters.patch new file mode 100644 index 00000000..b171a175 --- /dev/null +++ b/common/recipes-kernel/linux/linux-yocto-4.19.8/1146-drm-amd-display-Adjust-ABM-2.2-contrast-parameters.patch @@ -0,0 +1,39 @@ +From e653a3ab2df4760eff6b637537e5d4b1c092a590 Mon Sep 17 00:00:00 2001 +From: Josip Pavic <Josip.Pavic@amd.com> +Date: Thu, 10 Jan 2019 15:23:07 -0500 +Subject: [PATCH 1146/2940] drm/amd/display: Adjust ABM 2.2 contrast parameters + +[Why] +Improved contrast in ABM 2.2 is desired + +[How] +Increase the contrast factor for ABM levels 2, 3 and 4 + +Signed-off-by: Josip Pavic <Josip.Pavic@amd.com> +Reviewed-by: Anthony Koo <Anthony.Koo@amd.com> +Acked-by: Leo Li <sunpeng.li@amd.com> +Signed-off-by: Alex Deucher <alexander.deucher@amd.com> +--- + drivers/gpu/drm/amd/display/modules/power/power_helpers.c | 6 +++--- + 1 file changed, 3 insertions(+), 3 deletions(-) + +diff --git a/drivers/gpu/drm/amd/display/modules/power/power_helpers.c b/drivers/gpu/drm/amd/display/modules/power/power_helpers.c +index 29b7a26bea81..baab6c4ae191 100644 +--- a/drivers/gpu/drm/amd/display/modules/power/power_helpers.c ++++ b/drivers/gpu/drm/amd/display/modules/power/power_helpers.c +@@ -517,9 +517,9 @@ void fill_iram_v_2_2(struct iram_table_v_2_2 *ram_table, struct dmcu_iram_parame + ram_table->hybridFactor[3] = 0xc0; + + ram_table->contrastFactor[0] = 0x99; +- ram_table->contrastFactor[1] = 0x80; +- ram_table->contrastFactor[2] = 0x80; +- ram_table->contrastFactor[3] = 0x4D; ++ ram_table->contrastFactor[1] = 0x99; ++ ram_table->contrastFactor[2] = 0x99; ++ ram_table->contrastFactor[3] = 0x80; + + ram_table->iir_curve[0] = 0x65; + ram_table->iir_curve[1] = 0x65; +-- +2.17.1 + |