1 files changed, 34 insertions, 0 deletions
diff --git a/meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.14.71/2618-drm-amd-display-Check-cursor-address-before-program.patch b/meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.14.71/2618-drm-amd-display-Check-cursor-address-before-program.patch
new file mode 100644
index 00000000..a73f8f0e
--- /dev/null
+++ b/meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.14.71/2618-drm-amd-display-Check-cursor-address-before-program.patch
@@ -0,0 +1,34 @@
+From 26bc19ebf49c56f96501a9fda5b755a197bdcc09 Mon Sep 17 00:00:00 2001
+From: Yongqiang Sun <yongqiang.sun@amd.com>
+Date: Tue, 17 Oct 2017 14:54:58 -0400
+Subject: [PATCH 2618/4131] drm/amd/display: Check cursor address before
+ program.
+
+Program cursor attributes during set mode is only needed
+in case of pipe slipt, bottom pipe should be programmed
+same as top pipe. Need to program if address is 0.
+
+Signed-off-by: Yongqiang Sun <yongqiang.sun@amd.com>
+Reviewed-by: Tony Cheng <Tony.Cheng@amd.com>
+Acked-by: Harry Wentland <Harry.Wentland@amd.com>
+---
+ drivers/gpu/drm/amd/display/dc/dcn10/dcn10_hw_sequencer.c | 3 ++-
+ 1 file changed, 2 insertions(+), 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 0d1f0e2..c82d667 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
+@@ -2436,7 +2436,8 @@ static void program_all_pipe_in_tree(
+ 		/* TODO: this is a hack w/a for switching from mpo to pipe split */
+ 		dc_stream_set_cursor_position(pipe_ctx->stream, &position);
+ 
+-		dc_stream_set_cursor_attributes(pipe_ctx->stream,
++		if (pipe_ctx->stream->cursor_attributes.address.quad_part != 0)
++			dc_stream_set_cursor_attributes(pipe_ctx->stream,
+ 				&pipe_ctx->stream->cursor_attributes);
+ 
+ 		if (cur_pipe_ctx->plane_state != pipe_ctx->plane_state) {
+-- 
+2.7.4
+