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path: root/drivers/usb/mtu3/mtu3_trace.c
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Diffstat (limited to 'drivers/usb/mtu3/mtu3_trace.c')
-rw-r--r--drivers/usb/mtu3/mtu3_trace.c24
1 files changed, 24 insertions, 0 deletions
diff --git a/drivers/usb/mtu3/mtu3_trace.c b/drivers/usb/mtu3/mtu3_trace.c
new file mode 100644
index 000000000..d17ddb87c
--- /dev/null
+++ b/drivers/usb/mtu3/mtu3_trace.c
@@ -0,0 +1,24 @@
+// SPDX-License-Identifier: GPL-2.0
+/*
+ * mtu3_trace.c - trace support
+ *
+ * Copyright (C) 2019 MediaTek Inc.
+ *
+ * Author: Chunfeng Yun <chunfeng.yun@mediatek.com>
+ */
+
+#define CREATE_TRACE_POINTS
+#include "mtu3_debug.h"
+#include "mtu3_trace.h"
+
+void mtu3_dbg_trace(struct device *dev, const char *fmt, ...)
+{
+ struct va_format vaf;
+ va_list args;
+
+ va_start(args, fmt);
+ vaf.fmt = fmt;
+ vaf.va = &args;
+ trace_mtu3_log(dev, &vaf);
+ va_end(args);
+}