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authorFabien Chouteau <fabien.chouteau@barco.com>2010-04-08 03:31:15 -0400
committerGreg Kroah-Hartman <gregkh@suse.de>2010-05-20 16:21:35 -0400
commit71adf118946957839a13aa4d1094183e05c6c094 (patch)
treeb99d1113b8a36da96fc7b498b2cea39fcc440914 /include
parente49bbce133a049f6f325db6b0cee49f406d03a6e (diff)
USB: gadget: add HID gadget driver
g_hid is a USB gadget driver implementing the Human Interface Device class specification. The driver handles basic HID protocol handling in the kernel, and allows userspace to read/write HID reports trough /dev/hidgX character devices. Signed-off-by: Fabien Chouteau <fabien.chouteau@barco.com> Signed-off-by: Peter Korsgaard <peter.korsgaard@barco.com> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
Diffstat (limited to 'include')
-rw-r--r--include/linux/usb/g_hid.h32
1 files changed, 32 insertions, 0 deletions
diff --git a/include/linux/usb/g_hid.h b/include/linux/usb/g_hid.h
new file mode 100644
index 000000000000..50f5745df28c
--- /dev/null
+++ b/include/linux/usb/g_hid.h
@@ -0,0 +1,32 @@
1/*
2 * g_hid.h -- Header file for USB HID gadget driver
3 *
4 * Copyright (C) 2010 Fabien Chouteau <fabien.chouteau@barco.com>
5 *
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License as published by
8 * the Free Software Foundation; either version 2 of the License, or
9 * (at your option) any later version.
10 *
11 * This program is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 * GNU General Public License for more details.
15 *
16 * You should have received a copy of the GNU General Public License
17 * along with this program; if not, write to the Free Software
18 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
19 */
20
21#ifndef __LINUX_USB_G_HID_H
22#define __LINUX_USB_G_HID_H
23
24struct hidg_func_descriptor {
25 unsigned char subclass;
26 unsigned char protocol;
27 unsigned short report_length;
28 unsigned short report_desc_length;
29 unsigned char report_desc[];
30};
31
32#endif /* __LINUX_USB_G_HID_H */