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author | Linus Torvalds <torvalds@linux-foundation.org> | 2012-03-20 21:11:42 -0700 |
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committer | Linus Torvalds <torvalds@linux-foundation.org> | 2012-03-20 21:11:42 -0700 |
commit | d464c92b5234227c1698862a1906827e2e398ae0 (patch) | |
tree | 85bfa3a222fd04ab6bee19d0143426c7080553d4 /drivers/hid/hid-saitek.c | |
parent | 3b59bf081622b6446db77ad06c93fe23677bc533 (diff) | |
parent | 4a247a4119ee932e06e985e0a95a13c3eed4715b (diff) | |
download | linux-d464c92b5234227c1698862a1906827e2e398ae0.tar.bz2 |
Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jikos/hid
Pull HID updates from Jiri Kosina:
"It contains HID driver updates all over the place -- a lot of new
hardware support especially in the multitouch area, including generic
handling of all multitouch devices by the hid-multitiouch driver
automatically."
* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jikos/hid: (42 commits)
HID: multitouch: add PID for Fructel product
HID: wacom: Add reporting of wheel for Intuos4 WL
HID: wacom: Replace __set_bit with input_set_capability
HID: tivo: add support for BT-version (0x1200)
HID: wacom: Reset stylus buttons - Intuos4 WL
HID: multitouch: detect serial protocol
HID: handle all multitouch devices through hid-multitouch
HID: multitouch: fix handling of buggy reports descriptors for Dell ST2220T
HID: make it possible to force hid-core claim the device
HID: multitouch: add support for eGalax 0x722a
HID: usbhid: add quirk no_get for quanta 3008 devices
HID: multitouch: add more eGalax devices
HID: multitouch: add new PID from Ideacom
HID: multitouch: add support for Atmel maXTouch 03eb:2118
HID: waltop: Add support for tablet with PID 0038
HID: waltop: Replace original rdescs with links
HID: uclogic: Replace original rdescs with links
HID: wacom: Add pad buttons reporting on Intuos4 WL
HID: wacom: report distance for Intuos4 WL
HID: kye: Add support for 3 tablets
...
Diffstat (limited to 'drivers/hid/hid-saitek.c')
-rw-r--r-- | drivers/hid/hid-saitek.c | 70 |
1 files changed, 70 insertions, 0 deletions
diff --git a/drivers/hid/hid-saitek.c b/drivers/hid/hid-saitek.c new file mode 100644 index 000000000000..45aea77bb611 --- /dev/null +++ b/drivers/hid/hid-saitek.c @@ -0,0 +1,70 @@ +/* + * HID driver for Saitek devices, currently only the PS1000 (USB gamepad). + * Fixes the HID report descriptor by removing a non-existent axis and + * clearing the constant bit on the input reports for buttons and d-pad. + * (This module is based on "hid-ortek".) + * + * Copyright (c) 2012 Andreas Hübner + */ + +/* + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License as published by the Free + * Software Foundation; either version 2 of the License, or (at your option) + * any later version. + */ + +#include <linux/device.h> +#include <linux/hid.h> +#include <linux/module.h> +#include <linux/kernel.h> + +#include "hid-ids.h" + +static __u8 *saitek_report_fixup(struct hid_device *hdev, __u8 *rdesc, + unsigned int *rsize) +{ + if (*rsize == 137 && rdesc[20] == 0x09 && rdesc[21] == 0x33 + && rdesc[94] == 0x81 && rdesc[95] == 0x03 + && rdesc[110] == 0x81 && rdesc[111] == 0x03) { + + hid_info(hdev, "Fixing up Saitek PS1000 report descriptor\n"); + + /* convert spurious axis to a "noop" Logical Minimum (0) */ + rdesc[20] = 0x15; + rdesc[21] = 0x00; + + /* clear constant bit on buttons and d-pad */ + rdesc[95] = 0x02; + rdesc[111] = 0x02; + + } + return rdesc; +} + +static const struct hid_device_id saitek_devices[] = { + { HID_USB_DEVICE(USB_VENDOR_ID_SAITEK, USB_DEVICE_ID_SAITEK_PS1000)}, + { } +}; + +MODULE_DEVICE_TABLE(hid, saitek_devices); + +static struct hid_driver saitek_driver = { + .name = "saitek", + .id_table = saitek_devices, + .report_fixup = saitek_report_fixup +}; + +static int __init saitek_init(void) +{ + return hid_register_driver(&saitek_driver); +} + +static void __exit saitek_exit(void) +{ + hid_unregister_driver(&saitek_driver); +} + +module_init(saitek_init); +module_exit(saitek_exit); +MODULE_LICENSE("GPL"); |