2 * HID support for Linux
4 * Copyright (c) 1999 Andreas Gal
5 * Copyright (c) 2000-2005 Vojtech Pavlik <vojtech@suse.cz>
6 * Copyright (c) 2005 Michael Haboustak <mike-@cinci.rr.com> for Concept2, Inc
7 * Copyright (c) 2007-2008 Oliver Neukum
8 * Copyright (c) 2006-2012 Jiri Kosina
9 * Copyright (c) 2012 Henrik Rydberg
13 * This program is free software; you can redistribute it and/or modify it
14 * under the terms of the GNU General Public License as published by the Free
15 * Software Foundation; either version 2 of the License, or (at your option)
19 #include <linux/module.h>
20 #include <linux/slab.h>
21 #include <linux/kernel.h>
22 #include <asm/unaligned.h>
23 #include <asm/byteorder.h>
25 #include <linux/hid.h>
27 static struct hid_driver hid_generic
;
29 static int __check_hid_generic(struct device_driver
*drv
, void *data
)
31 struct hid_driver
*hdrv
= to_hid_driver(drv
);
32 struct hid_device
*hdev
= data
;
34 if (hdrv
== &hid_generic
)
37 return hid_match_device(hdev
, hdrv
) != NULL
;
40 static bool hid_generic_match(struct hid_device
*hdev
,
41 bool ignore_special_driver
)
43 if (ignore_special_driver
)
46 if (hdev
->quirks
& HID_QUIRK_HAVE_SPECIAL_DRIVER
)
50 * If any other driver wants the device, leave the device to this other
53 if (bus_for_each_drv(&hid_bus_type
, NULL
, hdev
, __check_hid_generic
))
59 static int hid_generic_probe(struct hid_device
*hdev
,
60 const struct hid_device_id
*id
)
64 hdev
->quirks
|= HID_QUIRK_INPUT_PER_APP
;
66 ret
= hid_parse(hdev
);
70 return hid_hw_start(hdev
, HID_CONNECT_DEFAULT
);
73 static const struct hid_device_id hid_table
[] = {
74 { HID_DEVICE(HID_BUS_ANY
, HID_GROUP_ANY
, HID_ANY_ID
, HID_ANY_ID
) },
77 MODULE_DEVICE_TABLE(hid
, hid_table
);
79 static struct hid_driver hid_generic
= {
80 .name
= "hid-generic",
81 .id_table
= hid_table
,
82 .match
= hid_generic_match
,
83 .probe
= hid_generic_probe
,
85 module_hid_driver(hid_generic
);
87 MODULE_AUTHOR("Henrik Rydberg");
88 MODULE_DESCRIPTION("HID generic driver");
89 MODULE_LICENSE("GPL");