From bdab18633a302c82b5e5d5dbc4e38b0baf9c0837 Mon Sep 17 00:00:00 2001 From: Linus Torvalds Date: Sun, 20 Sep 2026 08:15:23 -0700 Subject: Merge tag 'locking-urgent-2026-09-20' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip Pull futex fix from Ingo Molnar: - Also allocate a default private futex hash on vfork() as well, to avoid races with (private) futex waiters (Peter Zijlstra) * tag 'locking-urgent-2026-09-20' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: futex: Also allocate private hash on vfork() --- drivers/hid/hid-keytouch.c | 51 ++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 51 insertions(+) create mode 100644 drivers/hid/hid-keytouch.c (limited to 'drivers/hid/hid-keytouch.c') diff --git a/drivers/hid/hid-keytouch.c b/drivers/hid/hid-keytouch.c new file mode 100644 index 000000000..b9abd53a5 --- /dev/null +++ b/drivers/hid/hid-keytouch.c @@ -0,0 +1,51 @@ +// SPDX-License-Identifier: GPL-2.0-or-later +/* + * HID driver for Keytouch devices not fully compliant with HID standard + * + * Copyright (c) 2011 Jiri Kosina + */ + +/* + */ + +#include +#include +#include + +#include "hid-ids.h" + +/* Replace the broken report descriptor of this device with rather + * a default one */ +static const __u8 keytouch_fixed_rdesc[] = { +0x05, 0x01, 0x09, 0x06, 0xa1, 0x01, 0x05, 0x07, 0x19, 0xe0, 0x29, 0xe7, 0x15, +0x00, 0x25, 0x01, 0x75, 0x01, 0x95, 0x08, 0x81, 0x02, 0x95, 0x01, 0x75, 0x08, +0x81, 0x01, 0x95, 0x03, 0x75, 0x01, 0x05, 0x08, 0x19, 0x01, 0x29, 0x03, 0x91, +0x02, 0x95, 0x05, 0x75, 0x01, 0x91, 0x01, 0x95, 0x06, 0x75, 0x08, 0x15, 0x00, +0x26, 0xff, 0x00, 0x05, 0x07, 0x19, 0x00, 0x2a, 0xff, 0x00, 0x81, 0x00, 0xc0 +}; + +static const __u8 *keytouch_report_fixup(struct hid_device *hdev, __u8 *rdesc, + unsigned int *rsize) +{ + hid_info(hdev, "fixing up Keytouch IEC report descriptor\n"); + + *rsize = sizeof(keytouch_fixed_rdesc); + return keytouch_fixed_rdesc; +} + +static const struct hid_device_id keytouch_devices[] = { + { HID_USB_DEVICE(USB_VENDOR_ID_KEYTOUCH, USB_DEVICE_ID_KEYTOUCH_IEC) }, + { } +}; +MODULE_DEVICE_TABLE(hid, keytouch_devices); + +static struct hid_driver keytouch_driver = { + .name = "keytouch", + .id_table = keytouch_devices, + .report_fixup = keytouch_report_fixup, +}; +module_hid_driver(keytouch_driver); + +MODULE_DESCRIPTION("HID driver for Keytouch devices not fully compliant with HID standard"); +MODULE_LICENSE("GPL"); +MODULE_AUTHOR("Jiri Kosina"); -- cgit v1.3.1