Some asus laptop models (zenbook UX303/U303) have their wireless control button as a ACPI device, but make all other hotkeys in WMI, so ASUS_NB_WMI failed to handle it. Maybe it's better to modify ASUS_LAPTOP, but it's too complex (for me) and device id is different, so a new driver is made. Signed-off-by: Mousou Yuu <guogaishiwo@xxxxxxxxx> --- drivers/platform/x86/Kconfig | 10 ++++ drivers/platform/x86/Makefile | 1 + drivers/platform/x86/asus-wireless.c | 95 ++++++++++++++++++++++++++++++++++++ 3 files changed, 106 insertions(+) create mode 100644 drivers/platform/x86/asus-wireless.c diff --git a/drivers/platform/x86/Kconfig b/drivers/platform/x86/Kconfig index 1089eaa..2763632 100644 --- a/drivers/platform/x86/Kconfig +++ b/drivers/platform/x86/Kconfig @@ -542,6 +542,16 @@ config EEEPC_LAPTOP If you have an Eee PC laptop, say Y or M here. If this driver doesn't work on your Eee PC, try eeepc-wmi instead. +config ASUS_WIRELESS + tristate "ASUS Wireless Radio Control" + depends on ACPI + depends on INPUT + help + This driver is for Asus zenbook UX303/U303 whose wireless + control button can't be driven by ASUS_WMI. + + If you have one of them, say Y or M here. + config ASUS_WMI tristate "ASUS WMI Driver" depends on ACPI_WMI diff --git a/drivers/platform/x86/Makefile b/drivers/platform/x86/Makefile index 3ca78a3..e358e80 100644 --- a/drivers/platform/x86/Makefile +++ b/drivers/platform/x86/Makefile @@ -4,6 +4,7 @@ # obj-$(CONFIG_ASUS_LAPTOP) += asus-laptop.o obj-$(CONFIG_ASUS_WMI) += asus-wmi.o +obj-$(CONFIG_ASUS_WIRELESS) += asus-wireless.o obj-$(CONFIG_ASUS_NB_WMI) += asus-nb-wmi.o obj-$(CONFIG_EEEPC_LAPTOP) += eeepc-laptop.o obj-$(CONFIG_EEEPC_WMI) += eeepc-wmi.o diff --git a/drivers/platform/x86/asus-wireless.c b/drivers/platform/x86/asus-wireless.c new file mode 100644 index 0000000..e9299f9 --- /dev/null +++ b/drivers/platform/x86/asus-wireless.c @@ -0,0 +1,95 @@ +/* + * ASUS wireless (rfkill) hotkey driver for UX303/U303. Original + * Windows version is called "ASUS Wireless Radio Control" + * + * Copyright (C) 2015 Mousou Yuu <guogaishiwo@xxxxxxxxx> + * + * 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/kernel.h> +#include <linux/module.h> +#include <linux/init.h> +#include <linux/acpi.h> +#include <linux/input.h> +#include <linux/pci_ids.h> + +MODULE_AUTHOR("Mousou Yuu <guogaishiwo@xxxxxxxxx>"); +MODULE_LICENSE("GPL"); + +static const struct acpi_device_id device_ids[] = { + {"ATK4001", 0}, + {"ATK4002", 0}, + {"", 0}, +}; +MODULE_DEVICE_TABLE(acpi, device_ids); + +static struct input_dev *switch_dev; + +static int aswl_add(struct acpi_device *device) +{ + int err; + + switch_dev = input_allocate_device(); + if (!switch_dev) + return -ENOMEM; + + switch_dev->name = "ASUS Wireless Radio Control"; + switch_dev->phys = "atk4002/input0"; + switch_dev->id.bustype = BUS_HOST; + switch_dev->id.vendor = PCI_VENDOR_ID_ASUSTEK; + set_bit(EV_KEY, switch_dev->evbit); + set_bit(KEY_RFKILL, switch_dev->keybit); + + err = input_register_device(switch_dev); + if (err) { + input_free_device(switch_dev); + return err; + } + + return 0; +} + +static void aswl_notify(struct acpi_device *device, u32 event) +{ + if (event != 0x88) { + pr_warn("Unknown event: 0x%x", event); + return; + } + input_report_key(switch_dev, KEY_RFKILL, 1); /* key pressed */ + input_report_key(switch_dev, KEY_RFKILL, 0); /* key released */ + input_sync(switch_dev); +} + +static int aswl_remove(struct acpi_device *device) +{ + input_unregister_device(switch_dev); + return 0; +} + +static struct acpi_driver aswl_driver = { + .name = "asus-wireless", + .class = "hotkey", + .ids = device_ids, + .ops = { + .add = aswl_add, + .remove = aswl_remove, + .notify = aswl_notify + }, + .owner = THIS_MODULE, +}; + +static int __init aswl_init(void) +{ + return acpi_bus_register_driver(&aswl_driver); +} + +static void __exit aswl_exit(void) +{ + acpi_bus_unregister_driver(&aswl_driver); +} + +module_init(aswl_init); +module_exit(aswl_exit); -- 2.6.4 -- To unsubscribe from this list: send the line "unsubscribe platform-driver-x86" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html