diff options
Diffstat (limited to 'common/recipes-kernel/linux/linux-yocto-4.14.71/0478-drm-amd-display-re-order-the-luma-chroma-addres-upda.patch')
-rw-r--r-- | common/recipes-kernel/linux/linux-yocto-4.14.71/0478-drm-amd-display-re-order-the-luma-chroma-addres-upda.patch | 48 |
1 files changed, 48 insertions, 0 deletions
diff --git a/common/recipes-kernel/linux/linux-yocto-4.14.71/0478-drm-amd-display-re-order-the-luma-chroma-addres-upda.patch b/common/recipes-kernel/linux/linux-yocto-4.14.71/0478-drm-amd-display-re-order-the-luma-chroma-addres-upda.patch new file mode 100644 index 00000000..18464a3f --- /dev/null +++ b/common/recipes-kernel/linux/linux-yocto-4.14.71/0478-drm-amd-display-re-order-the-luma-chroma-addres-upda.patch @@ -0,0 +1,48 @@ +From aa1fffaa33a6497969d964216c900de071cc12c6 Mon Sep 17 00:00:00 2001 +From: Shirish S <shirish.s@amd.com> +Date: Thu, 25 May 2017 14:40:21 +0530 +Subject: [PATCH 0478/4131] drm/amd/display: re-order the luma chroma addres + updation + +The DCE engine triggers scan as soon as the luma +address is updated, since it is updated before chroma address +the chroma data is not scanned out properly or in order. +This patch fixes this by re-ordering the same. + +BUG: SWDEV-119421 +TEST: (On Chromium OS for Stoney Only) + * Executed below tests to see YUV(underlay) & RGB planes on eDP + plane_test --format XR24 --size 500x100 -p --format NV12 --size 500x500 + * Chroma data is scanned properly. + +Signed-off-by: Shirish S <shirish.s@amd.com> +Reviewed-by: Tony Cheng <Tony.Cheng@amd.com> +Acked-by: Harry Wentland <Harry.Wentland@amd.com> +Signed-off-by: Alex Deucher <alexander.deucher@amd.com> +--- + drivers/gpu/drm/amd/display/dc/dce110/dce110_mem_input_v.c | 6 +++--- + 1 file changed, 3 insertions(+), 3 deletions(-) + +diff --git a/drivers/gpu/drm/amd/display/dc/dce110/dce110_mem_input_v.c b/drivers/gpu/drm/amd/display/dc/dce110/dce110_mem_input_v.c +index 9777a4d..a06c602 100644 +--- a/drivers/gpu/drm/amd/display/dc/dce110/dce110_mem_input_v.c ++++ b/drivers/gpu/drm/amd/display/dc/dce110/dce110_mem_input_v.c +@@ -137,12 +137,12 @@ static void program_addr( + addr->grph.addr); + break; + case PLN_ADDR_TYPE_VIDEO_PROGRESSIVE: +- program_pri_addr_l( +- mem_input110, +- addr->video_progressive.luma_addr); + program_pri_addr_c( + mem_input110, + addr->video_progressive.chroma_addr); ++ program_pri_addr_l( ++ mem_input110, ++ addr->video_progressive.luma_addr); + break; + default: + /* not supported */ +-- +2.7.4 + |