Add the rt linux 4.1.3-rt3 as base

[kvmfornfv.git] / kernel / drivers / usb / gadget / function / u_midi.h

diff --git a/kernel/drivers/usb/gadget/function/u_midi.h b/kernel/drivers/usb/gadget/function/u_midi.h
new file mode 100644 (file)
index 0000000..2251018
--- /dev/null
+++ b/kernel/drivers/usb/gadget/function/u_midi.h
@@ -0,0 +1,40 @@
+/*
+ * u_midi.h
+ *
+ * Utility definitions for the midi function
+ *
+ * Copyright (c) 2014 Samsung Electronics Co., Ltd.
+ *             http://www.samsung.com
+ *
+ * Author: Andrzej Pietrasiewicz <andrzej.p@samsung.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 as
+ * published by the Free Software Foundation.
+ */
+
+#ifndef U_MIDI_H
+#define U_MIDI_H
+
+#include <linux/usb/composite.h>
+
+struct f_midi_opts {
+       struct usb_function_instance    func_inst;
+       int                             index;
+       char                            *id;
+       bool                            id_allocated;
+       unsigned int                    in_ports;
+       unsigned int                    out_ports;
+       unsigned int                    buflen;
+       unsigned int                    qlen;
+
+       /*
+        * Protect the data form concurrent access by read/write
+        * and create symlink/remove symlink.
+        */
+        struct mutex                   lock;
+        int                            refcnt;
+};
+
+#endif /* U_MIDI_H */
+