diff options
Diffstat (limited to 'drivers/hid/hid-asus.c')
| -rw-r--r-- | drivers/hid/hid-asus.c | 52 |
1 files changed, 52 insertions, 0 deletions
diff --git a/drivers/hid/hid-asus.c b/drivers/hid/hid-asus.c new file mode 100644 index 000000000000..7a811ec4f2e1 --- /dev/null +++ b/drivers/hid/hid-asus.c @@ -0,0 +1,52 @@ +/* + * HID driver for Asus notebook built-in keyboard. + * Fixes small logical maximum to match usage maximum. + * + * Currently supported devices are: + * EeeBook X205TA + * VivoBook E200HA + * + * Copyright (c) 2016 Yusuke Fujimaki <usk.fujimaki@gmail.com> + * + * This module based on hid-ortek by + * Copyright (c) 2010 Johnathon Harris <jmharris@gmail.com> + * Copyright (c) 2011 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 <linux/device.h> +#include <linux/hid.h> +#include <linux/module.h> + +#include "hid-ids.h" + +static __u8 *asus_report_fixup(struct hid_device *hdev, __u8 *rdesc, + unsigned int *rsize) +{ + if (*rsize >= 56 && rdesc[54] == 0x25 && rdesc[55] == 0x65) { + hid_info(hdev, "Fixing up Asus notebook report descriptor\n"); + rdesc[55] = 0xdd; + } + return rdesc; +} + +static const struct hid_device_id asus_devices[] = { + { HID_I2C_DEVICE(USB_VENDOR_ID_ASUSTEK, USB_DEVICE_ID_ASUSTEK_NOTEBOOK_KEYBOARD) }, + { } +}; +MODULE_DEVICE_TABLE(hid, asus_devices); + +static struct hid_driver asus_driver = { + .name = "asus", + .id_table = asus_devices, + .report_fixup = asus_report_fixup +}; +module_hid_driver(asus_driver); + +MODULE_LICENSE("GPL"); |