1 files changed, 38 insertions, 0 deletions
diff --git a/meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.14.71/3097-drm-amd-display-Use-pipe_control_lock-instead-of-tg-.patch b/meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.14.71/3097-drm-amd-display-Use-pipe_control_lock-instead-of-tg-.patch
new file mode 100644
index 00000000..d1a35770
--- /dev/null
+++ b/meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.14.71/3097-drm-amd-display-Use-pipe_control_lock-instead-of-tg-.patch
@@ -0,0 +1,38 @@
+From fda2c8fba74fff41dd2cfb3972f66fac6f4aba66 Mon Sep 17 00:00:00 2001
+From: Yongqiang Sun <yongqiang.sun@amd.com>
+Date: Fri, 15 Dec 2017 10:26:13 -0500
+Subject: [PATCH 3097/4131] drm/amd/display: Use pipe_control_lock instead of
+ tg lock.
+
+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 | 4 ++--
+ 1 file changed, 2 insertions(+), 2 deletions(-)
+
+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 8257286..52e31e7 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
+@@ -1940,7 +1940,7 @@ static void dcn10_apply_ctx_for_surface(
+ 
+ 	tg = top_pipe_to_program->stream_res.tg;
+ 
+-	tg->funcs->lock(tg);
++	dcn10_pipe_control_lock(dc, top_pipe_to_program, true);
+ 
+ 	if (num_planes == 0) {
+ 
+@@ -1989,7 +1989,7 @@ static void dcn10_apply_ctx_for_surface(
+ 	if (num_planes > 0)
+ 		program_all_pipe_in_tree(dc, top_pipe_to_program, context);
+ 
+-	tg->funcs->unlock(tg);
++	dcn10_pipe_control_lock(dc, top_pipe_to_program, false);
+ 
+ 	if (num_planes == 0)
+ 		false_optc_underflow_wa(dc, stream, tg);
+-- 
+2.7.4
+