Add the rt linux 4.1.3-rt3 as base

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

diff --git a/kernel/drivers/usb/gadget/function/u_rndis.h b/kernel/drivers/usb/gadget/function/u_rndis.h
new file mode 100644 (file)
index 0000000..e902aa4
--- /dev/null
+++ b/kernel/drivers/usb/gadget/function/u_rndis.h
@@ -0,0 +1,46 @@
+/*
+ * u_rndis.h
+ *
+ * Utility definitions for the subset function
+ *
+ * Copyright (c) 2013 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_RNDIS_H
+#define U_RNDIS_H
+
+#include <linux/usb/composite.h>
+
+struct f_rndis_opts {
+       struct usb_function_instance    func_inst;
+       u32                             vendor_id;
+       const char                      *manufacturer;
+       struct net_device               *net;
+       bool                            bound;
+       bool                            borrowed_net;
+
+       struct usb_os_desc              rndis_os_desc;
+       char                            rndis_ext_compat_id[16];
+
+       /*
+        * Read/write access to configfs attributes is handled by configfs.
+        *
+        * This is to protect the data from concurrent access by read/write
+        * and create symlink/remove symlink.
+        */
+       struct mutex                    lock;
+       int                             refcnt;
+};
+
+int rndis_init(void);
+void rndis_exit(void);
+void rndis_borrow_net(struct usb_function_instance *f, struct net_device *net);
+
+#endif /* U_RNDIS_H */