Release 4.11 drivers/platform/x86/hp-wireless.c
/*
* hp-wireless button for Windows 8
*
* Copyright (C) 2014 Alex Hung <alex.hung@canonical.com>
*
* 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.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License along
* with this program; if not, write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
#include <linux/kernel.h>
#include <linux/module.h>
#include <linux/init.h>
#include <linux/input.h>
#include <linux/platform_device.h>
#include <linux/acpi.h>
#include <acpi/acpi_bus.h>
MODULE_LICENSE("GPL");
MODULE_AUTHOR("Alex Hung");
MODULE_ALIAS("acpi*:HPQ6001:*");
static struct input_dev *hpwl_input_dev;
static const struct acpi_device_id hpwl_ids[] = {
{"HPQ6001", 0},
{"", 0},
};
static int hp_wireless_input_setup(void)
{
int err;
hpwl_input_dev = input_allocate_device();
if (!hpwl_input_dev)
return -ENOMEM;
hpwl_input_dev->name = "HP Wireless hotkeys";
hpwl_input_dev->phys = "hpq6001/input0";
hpwl_input_dev->id.bustype = BUS_HOST;
hpwl_input_dev->evbit[0] = BIT(EV_KEY);
set_bit(KEY_RFKILL, hpwl_input_dev->keybit);
err = input_register_device(hpwl_input_dev);
if (err)
goto err_free_dev;
return 0;
err_free_dev:
input_free_device(hpwl_input_dev);
return err;
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Alex Hung | 93 | 100.00% | 1 | 100.00% |
| Total | 93 | 100.00% | 1 | 100.00% |
static void hp_wireless_input_destroy(void)
{
input_unregister_device(hpwl_input_dev);
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Alex Hung | 13 | 100.00% | 1 | 100.00% |
| Total | 13 | 100.00% | 1 | 100.00% |
static void hpwl_notify(struct acpi_device *acpi_dev, u32 event)
{
if (event != 0x80) {
pr_info("Received unknown event (0x%x)\n", event);
return;
}
input_report_key(hpwl_input_dev, KEY_RFKILL, 1);
input_sync(hpwl_input_dev);
input_report_key(hpwl_input_dev, KEY_RFKILL, 0);
input_sync(hpwl_input_dev);
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Alex Hung | 58 | 100.00% | 1 | 100.00% |
| Total | 58 | 100.00% | 1 | 100.00% |
static int hpwl_add(struct acpi_device *device)
{
int err;
err = hp_wireless_input_setup();
if (err)
pr_err("Failed to setup hp wireless hotkeys\n");
return err;
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Alex Hung | 22 | 70.97% | 1 | 50.00% |
| Giedrius Statkevičius | 9 | 29.03% | 1 | 50.00% |
| Total | 31 | 100.00% | 2 | 100.00% |
static int hpwl_remove(struct acpi_device *device)
{
hp_wireless_input_destroy();
return 0;
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Alex Hung | 17 | 100.00% | 1 | 100.00% |
| Total | 17 | 100.00% | 1 | 100.00% |
static struct acpi_driver hpwl_driver = {
.name = "hp-wireless",
.owner = THIS_MODULE,
.ids = hpwl_ids,
.ops = {
.add = hpwl_add,
.remove = hpwl_remove,
.notify = hpwl_notify,
},
};
static int __init hpwl_init(void)
{
int err;
pr_info("Initializing HPQ6001 module\n");
err = acpi_bus_register_driver(&hpwl_driver);
if (err)
pr_err("Unable to register HP wireless control driver.\n");
return err;
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Alex Hung | 37 | 100.00% | 1 | 100.00% |
| Total | 37 | 100.00% | 1 | 100.00% |
static void __exit hpwl_exit(void)
{
pr_info("Exiting HPQ6001 module\n");
acpi_bus_unregister_driver(&hpwl_driver);
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Alex Hung | 20 | 100.00% | 1 | 100.00% |
| Total | 20 | 100.00% | 1 | 100.00% |
module_init(hpwl_init);
module_exit(hpwl_exit);
Overall Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Alex Hung | 376 | 97.66% | 1 | 50.00% |
| Giedrius Statkevičius | 9 | 2.34% | 1 | 50.00% |
| Total | 385 | 100.00% | 2 | 100.00% |
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