1 files changed, 75 insertions, 0 deletions

diff --git a/include/linux/usb/f_mtp.h b/include/linux/usb/f_mtp.h
new file mode 100644
index 00000000000..7422b17c6eb
--- /dev/null
+++ b/include/linux/usb/f_mtp.h
@@ -0,0 +1,75 @@
+/*
+ * Gadget Function Driver for MTP
+ *
+ * Copyright (C) 2010 Google, Inc.
+ * Author: Mike Lockwood <lockwood@android.com>
+ *
+ * This software is licensed under the terms of the GNU General Public
+ * License version 2, as published by the Free Software Foundation, and
+ * may be copied, distributed, and modified under those terms.
+ *
+ * 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.
+ *
+ */
+
+#ifndef __LINUX_USB_F_MTP_H
+#define __LINUX_USB_F_MTP_H
+
+#include <linux/ioctl.h>
+
+#ifdef __KERNEL__
+
+struct mtp_data_header {
+        /* length of packet, including this header */
+        uint32_t        length;
+        /* container type (2 for data packet) */
+        uint16_t        type;
+        /* MTP command code */
+        uint16_t    command;
+        /* MTP transaction ID */
+        uint32_t        transaction_id;
+};
+
+#endif /* __KERNEL__ */
+
+struct mtp_file_range {
+        /* file descriptor for file to transfer */
+        int                     fd;
+        /* offset in file for start of transfer */
+        loff_t          offset;
+        /* number of bytes to transfer */
+        int64_t         length;
+        /* MTP command ID for data header,
+         * used only for MTP_SEND_FILE_WITH_HEADER
+         */
+        uint16_t        command;
+        /* MTP transaction ID for data header,
+         * used only for MTP_SEND_FILE_WITH_HEADER
+         */
+        uint32_t        transaction_id;
+};
+
+struct mtp_event {
+        /* size of the event */
+        size_t          length;
+        /* event data to send */
+        void            *data;
+};
+
+/* Sends the specified file range to the host */
+#define MTP_SEND_FILE              _IOW('M', 0, struct mtp_file_range)
+/* Receives data from the host and writes it to a file.
+ * The file is created if it does not exist.
+ */
+#define MTP_RECEIVE_FILE           _IOW('M', 1, struct mtp_file_range)
+/* Sends an event to the host via the interrupt endpoint */
+#define MTP_SEND_EVENT             _IOW('M', 3, struct mtp_event)
+/* Sends the specified file range to the host,
+ * with a 12 byte MTP data packet header at the beginning.
+ */
+#define MTP_SEND_FILE_WITH_HEADER  _IOW('M', 4, struct mtp_file_range)
+
+#endif /* __LINUX_USB_F_MTP_H */