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authorAndrzej Pietrasiewicz <andrzej.p@samsung.com>2014-07-15 15:09:46 +0400
committerFelipe Balbi <balbi@ti.com>2014-07-16 21:50:36 +0400
commit00a2430ff07d4e0e0e7e24e02fd8adede333b797 (patch)
treefd6680b6a8941ac1a3149ae4b77f159701bb1a61 /drivers/usb/gadget/function/u_ecm.h
parent90fccb529d241b55829701cfb9eb3086570f38b8 (diff)
downloadlinux-00a2430ff07d4e0e0e7e24e02fd8adede333b797.tar.xz
usb: gadget: Gadget directory cleanup - group usb functions
The drivers/usb/gadget directory contains many files. Files which are related can be distributed into separate directories. This patch moves the USB functions implementations into a separate directory. Signed-off-by: Andrzej Pietrasiewicz <andrzej.p@samsung.com> Signed-off-by: Felipe Balbi <balbi@ti.com>
Diffstat (limited to 'drivers/usb/gadget/function/u_ecm.h')
-rw-r--r--drivers/usb/gadget/function/u_ecm.h36
1 files changed, 36 insertions, 0 deletions
diff --git a/drivers/usb/gadget/function/u_ecm.h b/drivers/usb/gadget/function/u_ecm.h
new file mode 100644
index 000000000000..262cc03cc2c0
--- /dev/null
+++ b/drivers/usb/gadget/function/u_ecm.h
@@ -0,0 +1,36 @@
+/*
+ * u_ecm.h
+ *
+ * Utility definitions for the ecm 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_ECM_H
+#define U_ECM_H
+
+#include <linux/usb/composite.h>
+
+struct f_ecm_opts {
+ struct usb_function_instance func_inst;
+ struct net_device *net;
+ bool bound;
+
+ /*
+ * 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;
+};
+
+#endif /* U_ECM_H */