1 files changed, 34 insertions, 0 deletions
diff --git a/meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.19.8/3706-drm-amd-display-Fix-DML-tests.patch b/meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.19.8/3706-drm-amd-display-Fix-DML-tests.patch
new file mode 100644
index 00000000..063346d6
--- /dev/null
+++ b/meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.19.8/3706-drm-amd-display-Fix-DML-tests.patch
@@ -0,0 +1,34 @@
+From 068ca2168d21d734a8ceed06cb0fab1ddf76bb3a Mon Sep 17 00:00:00 2001
+From: Ilya Bakoulin <Ilya.Bakoulin@amd.com>
+Date: Wed, 7 Aug 2019 13:02:44 -0400
+Subject: [PATCH 3706/4256] drm/amd/display: Fix DML tests
+
+[Why]
+DML diags tests are failing because the struct contents get
+clobbered by a memcpy.
+
+[How]
+Remove the memcpy call.
+
+Signed-off-by: Ilya Bakoulin <Ilya.Bakoulin@amd.com>
+Reviewed-by: Dmytro Laktyushkin <Dmytro.Laktyushkin@amd.com>
+Acked-by: Bhawanpreet Lakha <Bhawanpreet.Lakha@amd.com>
+---
+ drivers/gpu/drm/amd/display/dc/dcn20/dcn20_resource.c | 1 -
+ 1 file changed, 1 deletion(-)
+
+diff --git a/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_resource.c b/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_resource.c
+index 477885816854..353e3e7cb929 100644
+--- a/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_resource.c
++++ b/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_resource.c
+@@ -2798,7 +2798,6 @@ bool dcn20_validate_bandwidth(struct dc *dc, struct dc_state *context,
+ 	ASSERT(false);
+ 
+ restore_dml_state:
+-	memcpy(&context->bw_ctx.dml, &dc->dml, sizeof(struct display_mode_lib));
+ 	context->bw_ctx.dml.soc.dram_clock_change_latency_us = p_state_latency_us;
+ 
+ 	return voltage_supported;
+-- 
+2.17.1
+