1 files changed, 36 insertions, 0 deletions
diff --git a/common/recipes-kernel/linux/linux-yocto-4.19.8/1758-drm-amd-display-HDR-visual-confirmation-incorrectly-.patch b/common/recipes-kernel/linux/linux-yocto-4.19.8/1758-drm-amd-display-HDR-visual-confirmation-incorrectly-.patch
new file mode 100644
index 00000000..66a13ed0
--- /dev/null
+++ b/common/recipes-kernel/linux/linux-yocto-4.19.8/1758-drm-amd-display-HDR-visual-confirmation-incorrectly-.patch
@@ -0,0 +1,36 @@
+From 8acf96add3629c99f0dec6d7f973f68495ff7b16 Mon Sep 17 00:00:00 2001
+From: Murton Liu <murton.liu@amd.com>
+Date: Mon, 25 Mar 2019 14:51:28 -0400
+Subject: [PATCH 1758/2940] drm/amd/display: HDR visual confirmation
+ incorrectly reports black color
+
+[Why]
+Checking against a TF that is unused causes us to default to black
+
+[How]
+Check against PQ instead
+
+Signed-off-by: Murton Liu <murton.liu@amd.com>
+Reviewed-by: Aric Cyr <Aric.Cyr@amd.com>
+Acked-by: Leo Li <sunpeng.li@amd.com>
+Acked-by: Tony Cheng <Tony.Cheng@amd.com>
+---
+ drivers/gpu/drm/amd/display/dc/dcn10/dcn10_hw_sequencer.c | 2 +-
+ 1 file changed, 1 insertion(+), 1 deletion(-)
+
+diff --git a/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_hw_sequencer.c b/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_hw_sequencer.c
+index 6bebbcc8460a..de788298e6a5 100644
+--- a/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_hw_sequencer.c
++++ b/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_hw_sequencer.c
+@@ -1851,7 +1851,7 @@ void dcn10_get_hdr_visual_confirm_color(
+ 
+ 	switch (top_pipe_ctx->plane_res.scl_data.format) {
+ 	case PIXEL_FORMAT_ARGB2101010:
+-		if (top_pipe_ctx->stream->out_transfer_func->tf == TRANSFER_FUNCTION_UNITY) {
++		if (top_pipe_ctx->stream->out_transfer_func->tf == TRANSFER_FUNCTION_PQ) {
+ 			/* HDR10, ARGB2101010 - set boarder color to red */
+ 			color->color_r_cr = color_value;
+ 		}
+-- 
+2.17.1
+