1 files changed, 49 insertions, 0 deletions
diff --git a/meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.14.71/2553-drm-amd-display-Fix-underscan-not-using-proper-scali.patch b/meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.14.71/2553-drm-amd-display-Fix-underscan-not-using-proper-scali.patch
new file mode 100644
index 00000000..905040b2
--- /dev/null
+++ b/meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.14.71/2553-drm-amd-display-Fix-underscan-not-using-proper-scali.patch
@@ -0,0 +1,49 @@
+From 3c231b99484ee410d36e3eeb9182931044f0e1e3 Mon Sep 17 00:00:00 2001
+From: Bhawanpreet Lakha <Bhawanpreet.Lakha@amd.com>
+Date: Tue, 3 Oct 2017 13:53:51 -0400
+Subject: [PATCH 2553/4131] drm/amd/display: Fix underscan not using proper
+ scaling
+
+fix underscan not being set correctly
+
+Signed-off-by: Bhawanpreet Lakha <Bhawanpreet.Lakha@amd.com>
+Reviewed-by: Harry Wentland <Harry.Wentland@amd.com>
+---
+ drivers/gpu/drm/amd/display/dc/core/dc.c | 13 +++++++++++--
+ 1 file changed, 11 insertions(+), 2 deletions(-)
+
+diff --git a/drivers/gpu/drm/amd/display/dc/core/dc.c b/drivers/gpu/drm/amd/display/dc/core/dc.c
+index 55f22ea..e1ced41 100644
+--- a/drivers/gpu/drm/amd/display/dc/core/dc.c
++++ b/drivers/gpu/drm/amd/display/dc/core/dc.c
+@@ -1362,7 +1362,7 @@ void dc_commit_updates_for_stream(struct dc *dc,
+ 	enum surface_update_type update_type;
+ 	struct dc_state *context;
+ 	struct dc_context *dc_ctx = dc->ctx;
+-	int i;
++	int i, j;
+ 
+ 	stream_status = dc_stream_get_status(stream);
+ 	context = dc->current_state;
+@@ -1396,8 +1396,17 @@ void dc_commit_updates_for_stream(struct dc *dc,
+ 		if (srf_updates[i].flip_addr)
+ 			surface->address = srf_updates[i].flip_addr->address;
+ 
+-	}
++		if (update_type >= UPDATE_TYPE_MED) {
++			for (j = 0; j < dc->res_pool->pipe_count; j++) {
++				struct pipe_ctx *pipe_ctx = &context->res_ctx.pipe_ctx[j];
++
++				if (pipe_ctx->plane_state != surface)
++					continue;
+ 
++				resource_build_scaling_params(pipe_ctx);
++			}
++		}
++	}
+ 
+ 	commit_planes_for_stream(
+ 				dc,
+-- 
+2.7.4
+