From 76cb841cb886eef6b3bee341a2266c76578724ad Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Mon, 6 May 2024 03:02:30 +0200 Subject: Adding upstream version 4.19.249. Signed-off-by: Daniel Baumann --- drivers/hid/hid-kensington.c | 52 ++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 52 insertions(+) create mode 100644 drivers/hid/hid-kensington.c (limited to 'drivers/hid/hid-kensington.c') diff --git a/drivers/hid/hid-kensington.c b/drivers/hid/hid-kensington.c new file mode 100644 index 000000000..fe9a99dd8 --- /dev/null +++ b/drivers/hid/hid-kensington.c @@ -0,0 +1,52 @@ +/* + * HID driver for Kensigton Slimblade Trackball + * + * Copyright (c) 2009 Jiri Kosina + */ + +/* + * 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 +#include +#include +#include + +#include "hid-ids.h" + +#define ks_map_key(c) hid_map_usage(hi, usage, bit, max, EV_KEY, (c)) + +static int ks_input_mapping(struct hid_device *hdev, struct hid_input *hi, + struct hid_field *field, struct hid_usage *usage, + unsigned long **bit, int *max) +{ + if ((usage->hid & HID_USAGE_PAGE) != HID_UP_MSVENDOR) + return 0; + + switch (usage->hid & HID_USAGE) { + case 0x01: ks_map_key(BTN_MIDDLE); break; + case 0x02: ks_map_key(BTN_SIDE); break; + default: + return 0; + } + return 1; +} + +static const struct hid_device_id ks_devices[] = { + { HID_USB_DEVICE(USB_VENDOR_ID_KENSINGTON, USB_DEVICE_ID_KS_SLIMBLADE) }, + { } +}; +MODULE_DEVICE_TABLE(hid, ks_devices); + +static struct hid_driver ks_driver = { + .name = "kensington", + .id_table = ks_devices, + .input_mapping = ks_input_mapping, +}; +module_hid_driver(ks_driver); + +MODULE_LICENSE("GPL"); -- cgit v1.2.3