1 files changed, 71 insertions, 0 deletions
diff --git a/meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.14.71/0502-drm-amd-display-Add-function-to-log-connectivity.patch b/meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.14.71/0502-drm-amd-display-Add-function-to-log-connectivity.patch
new file mode 100644
index 00000000..52cff652
--- /dev/null
+++ b/meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.14.71/0502-drm-amd-display-Add-function-to-log-connectivity.patch
@@ -0,0 +1,71 @@
+From 26d04f605a56eedf0eb0873e5eabab160eceec08 Mon Sep 17 00:00:00 2001
+From: Zeyu Fan <Zeyu.Fan@amd.com>
+Date: Mon, 5 Jun 2017 17:56:05 -0400
+Subject: [PATCH 0502/4131] drm/amd/display: Add function to log connectivity
+
+Signed-off-by: Zeyu Fan <Zeyu.Fan@amd.com>
+Reviewed-by: Tony Cheng <Tony.Cheng@amd.com>
+Acked-by: Harry Wentland <Harry.Wentland@amd.com>
+Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
+---
+ drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_helpers.c | 6 ++++++
+ drivers/gpu/drm/amd/display/dc/basics/log_helpers.c       | 3 +++
+ drivers/gpu/drm/amd/display/dc/dm_helpers.h               | 4 ++++
+ 3 files changed, 13 insertions(+)
+
+diff --git a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_helpers.c b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_helpers.c
+index 01d04fa..64db62e 100644
+--- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_helpers.c
++++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_helpers.c
+@@ -322,6 +322,12 @@ bool dm_helpers_dp_mst_send_payload_allocation(
+ 	return true;
+ }
+ 
++bool dm_helpers_dc_conn_log(struct dc_context*ctx, const char *msg)
++{
++	return true;
++}
++
++
+ bool dm_helpers_dp_mst_start_top_mgr(
+ 		struct dc_context *ctx,
+ 		const struct dc_link *link,
+diff --git a/drivers/gpu/drm/amd/display/dc/basics/log_helpers.c b/drivers/gpu/drm/amd/display/dc/basics/log_helpers.c
+index c4eddee..1268be9 100644
+--- a/drivers/gpu/drm/amd/display/dc/basics/log_helpers.c
++++ b/drivers/gpu/drm/amd/display/dc/basics/log_helpers.c
+@@ -26,6 +26,7 @@
+ #include "core_types.h"
+ #include "logger.h"
+ #include "include/logger_interface.h"
++#include "dm_helpers.h"
+ 
+ #define NUM_ELEMENTS(a) (sizeof(a) / sizeof((a)[0]))
+ 
+@@ -94,6 +95,8 @@ void dc_conn_log(struct dc_context *ctx,
+ 			dm_logger_append(&entry, "%2.2X ", hex_data[i]);
+ 
+ 	dm_logger_append(&entry, "^\n");
++	dm_helpers_dc_conn_log(ctx, entry.buf);
+ 	dm_logger_close(&entry);
++
+ 	va_end(args);
+ }
+diff --git a/drivers/gpu/drm/amd/display/dc/dm_helpers.h b/drivers/gpu/drm/amd/display/dc/dm_helpers.h
+index c15a25c..9fb606c 100644
+--- a/drivers/gpu/drm/amd/display/dc/dm_helpers.h
++++ b/drivers/gpu/drm/amd/display/dc/dm_helpers.h
+@@ -68,6 +68,10 @@ bool dm_helpers_dp_mst_start_top_mgr(
+ 		const struct dc_link *link,
+ 		bool boot);
+ 
++bool dm_helpers_dc_conn_log(
++		struct dc_context*ctx,
++		const char *msg);
++
+ void dm_helpers_dp_mst_stop_top_mgr(
+ 		struct dc_context *ctx,
+ 		const struct dc_link *link);
+-- 
+2.7.4
+