Add the rt linux 4.1.3-rt3 as base

[kvmfornfv.git] / kernel / drivers / usb / dwc3 / debug.c

diff --git a/kernel/drivers/usb/dwc3/debug.c b/kernel/drivers/usb/dwc3/debug.c
new file mode 100644 (file)
index 0000000..0be6885
--- /dev/null
+++ b/kernel/drivers/usb/dwc3/debug.c
@@ -0,0 +1,32 @@
+/**
+ * debug.c - DesignWare USB3 DRD Controller Debug/Trace Support
+ *
+ * Copyright (C) 2014 Texas Instruments Incorporated - http://www.ti.com
+ *
+ * Author: Felipe Balbi <balbi@ti.com>
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2  of
+ * the License as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ */
+
+#include "debug.h"
+
+void dwc3_trace(void (*trace)(struct va_format *), const char *fmt, ...)
+{
+       struct va_format vaf;
+       va_list args;
+
+       va_start(args, fmt);
+       vaf.fmt = fmt;
+       vaf.va = &args;
+
+       trace(&vaf);
+
+       va_end(args);
+}