diff options
Diffstat (limited to 'drivers/hid/hid-accutouch.c')
| -rw-r--r-- | drivers/hid/hid-accutouch.c | 49 |
1 files changed, 49 insertions, 0 deletions
diff --git a/drivers/hid/hid-accutouch.c b/drivers/hid/hid-accutouch.c new file mode 100644 index 000000000..bb6c997e9 --- /dev/null +++ b/drivers/hid/hid-accutouch.c @@ -0,0 +1,49 @@ +// SPDX-License-Identifier: GPL-2.0-or-later +/* + * HID driver for Elo Accutouch touchscreens + * + * Copyright (c) 2016, Collabora Ltd. + * Copyright (c) 2016, General Electric Company + * + * based on hid-penmount.c + * Copyright (c) 2014 Christian Gmeiner <christian.gmeiner <at> gmail.com> + */ + +/* + */ + +#include <linux/hid.h> +#include <linux/module.h> +#include "hid-ids.h" + +static int accutouch_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_BUTTON) { + hid_map_usage(hi, usage, bit, max, EV_KEY, BTN_TOUCH); + return 1; + } + + return 0; +} + +static const struct hid_device_id accutouch_devices[] = { + { HID_USB_DEVICE(USB_VENDOR_ID_ELO, USB_DEVICE_ID_ELO_ACCUTOUCH_2216) }, + { } +}; +MODULE_DEVICE_TABLE(hid, accutouch_devices); + +static struct hid_driver accutouch_driver = { + .name = "hid-accutouch", + .id_table = accutouch_devices, + .input_mapping = accutouch_input_mapping, +}; + +module_hid_driver(accutouch_driver); + +MODULE_AUTHOR("Martyn Welch <martyn.welch@collabora.co.uk"); +MODULE_DESCRIPTION("Elo Accutouch HID TouchScreen driver"); +MODULE_LICENSE("GPL"); |