1 files changed, 59 insertions, 0 deletions
diff --git a/drivers/ufs/host/ufs-mediatek-trace.h b/drivers/ufs/host/ufs-mediatek-trace.h
new file mode 100644
index 000000000..b5f2ec314
--- /dev/null
+++ b/drivers/ufs/host/ufs-mediatek-trace.h
@@ -0,0 +1,59 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+/*
+ * Copyright (C) 2020 MediaTek Inc.
+ */
+#undef TRACE_SYSTEM
+#define TRACE_SYSTEM ufs_mtk
+
+#if !defined(_TRACE_EVENT_UFS_MEDIATEK_H) || defined(TRACE_HEADER_MULTI_READ)
+#define _TRACE_EVENT_UFS_MEDIATEK_H
+
+#include <linux/tracepoint.h>
+
+TRACE_EVENT(ufs_mtk_event,
+	TP_PROTO(unsigned int type, unsigned int data),
+	TP_ARGS(type, data),
+
+	TP_STRUCT__entry(
+		__field(unsigned int, type)
+		__field(unsigned int, data)
+	),
+
+	TP_fast_assign(
+		__entry->type = type;
+		__entry->data = data;
+	),
+
+	TP_printk("ufs: event=%u data=%u",
+		  __entry->type, __entry->data)
+);
+
+TRACE_EVENT(ufs_mtk_clk_scale,
+	TP_PROTO(const char *name, bool scale_up, unsigned long clk_rate),
+	TP_ARGS(name, scale_up, clk_rate),
+
+	TP_STRUCT__entry(
+		__field(const char*, name)
+		__field(bool, scale_up)
+		__field(unsigned long, clk_rate)
+	),
+
+	TP_fast_assign(
+		__entry->name = name;
+		__entry->scale_up = scale_up;
+		__entry->clk_rate = clk_rate;
+	),
+
+	TP_printk("ufs: clk (%s) scaled %s @ %lu",
+		  __entry->name,
+		  __entry->scale_up ? "up" : "down",
+		  __entry->clk_rate)
+);
+
+#endif
+
+#undef TRACE_INCLUDE_PATH
+#undef TRACE_INCLUDE_FILE
+#define TRACE_INCLUDE_PATH ../../drivers/ufs/host
+#define TRACE_INCLUDE_FILE ufs-mediatek-trace
+#include <trace/define_trace.h>