Add samsung specific changes

include/linux/sdp/sdp_debug.h

@@ -0,0 +1,38 @@
+// SPDX-License-Identifier: GPL-2.0
+/*
+ * Copyright (c) Samsung Electronics Co., Ltd.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+
+#ifndef __SDP_DEBUG_H__
+#define __SDP_DEBUG_H__
+
+#define SDP_LOG_PREFIX	"SDP"
+
+enum {
+	MAIN_DISP_ID = 0,
+	SUB_DISP_ID = 1,
+	UNKNOWN_DISP_ID = -1,
+};
+
+#define sdp_err(ctx, fmt, ...)						\
+	pr_err(pr_fmt("[" SDP_LOG_PREFIX "_%d] %s:%d: error: " fmt),	\
+			(ctx) ? sdp_get_disp_id(ctx) : UNKNOWN_DISP_ID,	\
+			__func__, __LINE__, ##__VA_ARGS__)
+
+#define sdp_info(ctx, fmt, ...)						\
+	pr_info(pr_fmt("[" SDP_LOG_PREFIX "_%d] %s:%d: " fmt),	\
+			(ctx) ? sdp_get_disp_id(ctx) : UNKNOWN_DISP_ID,	\
+			__func__, __LINE__, ##__VA_ARGS__)
+
+#define sdp_dbg(ctx, fmt, ...)						\
+	pr_debug(pr_fmt("[" SDP_LOG_PREFIX "_%d] %s:%d: " fmt),	\
+			(ctx) ? sdp_get_disp_id(ctx) : UNKNOWN_DISP_ID,	\
+			__func__, __LINE__, ##__VA_ARGS__)
+
+extern int sdp_get_disp_id(void *ctx);
+
+#endif /* __SDP_DEBUG_H__ */