diff options
Diffstat (limited to 'drivers/leds/leds-hp-disk.c')
-rw-r--r-- | drivers/leds/leds-hp-disk.c | 155 |
1 files changed, 0 insertions, 155 deletions
diff --git a/drivers/leds/leds-hp-disk.c b/drivers/leds/leds-hp-disk.c deleted file mode 100644 index 44fa757d8254..000000000000 --- a/drivers/leds/leds-hp-disk.c +++ /dev/null @@ -1,155 +0,0 @@ -/* - * leds-hp-disk.c - driver for HP "hard disk protection" LED - * - * Copyright (C) 2008 Pavel Machek - * - * 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA - */ - -#include <linux/kernel.h> -#include <linux/init.h> -#include <linux/dmi.h> -#include <linux/module.h> -#include <linux/types.h> -#include <linux/platform_device.h> -#include <linux/interrupt.h> -#include <linux/input.h> -#include <linux/kthread.h> -#include <linux/leds.h> -#include <acpi/acpi_drivers.h> - -#define DRIVER_NAME "leds-hp-disk" -#define ACPI_MDPS_CLASS "led" - -/* For automatic insertion of the module */ -static struct acpi_device_id hpled_device_ids[] = { - {"HPQ0004", 0}, /* HP Mobile Data Protection System PNP */ - {"", 0}, -}; -MODULE_DEVICE_TABLE(acpi, hpled_device_ids); - -struct acpi_hpled { - struct acpi_device *device; /* The ACPI device */ -}; - -static struct acpi_hpled adev; - -static acpi_status hpled_acpi_write(acpi_handle handle, int reg) -{ - unsigned long long ret; /* Not used when writing */ - union acpi_object in_obj[1]; - struct acpi_object_list args = { 1, in_obj }; - - in_obj[0].type = ACPI_TYPE_INTEGER; - in_obj[0].integer.value = reg; - - return acpi_evaluate_integer(handle, "ALED", &args, &ret); -} - -static void hpled_set(struct led_classdev *led_cdev, - enum led_brightness value) -{ - hpled_acpi_write(adev.device->handle, !!value); -} - -static struct led_classdev hpled_led = { - .name = "hp:red:hddprotection", - .default_trigger = "heartbeat", - .brightness_set = hpled_set, -}; - -#ifdef CONFIG_PM -static int hpled_suspend(struct acpi_device *dev, pm_message_t state) -{ - led_classdev_suspend(&hpled_led); - return 0; -} - -static int hpled_resume(struct acpi_device *dev) -{ - led_classdev_resume(&hpled_led); - return 0; -} -#else -#define hpled_suspend NULL -#define hpled_resume NULL -#endif - -static int hpled_add(struct acpi_device *device) -{ - int ret; - - if (!device) - return -EINVAL; - - adev.device = device; - strcpy(acpi_device_name(device), DRIVER_NAME); - strcpy(acpi_device_class(device), ACPI_MDPS_CLASS); - device->driver_data = &adev; - - ret = led_classdev_register(NULL, &hpled_led); - return ret; -} - -static int hpled_remove(struct acpi_device *device, int type) -{ - if (!device) - return -EINVAL; - - led_classdev_unregister(&hpled_led); - return 0; -} - - - -static struct acpi_driver leds_hp_driver = { - .name = DRIVER_NAME, - .class = ACPI_MDPS_CLASS, - .ids = hpled_device_ids, - .ops = { - .add = hpled_add, - .remove = hpled_remove, - .suspend = hpled_suspend, - .resume = hpled_resume, - } -}; - -static int __init hpled_init_module(void) -{ - int ret; - - if (acpi_disabled) - return -ENODEV; - - ret = acpi_bus_register_driver(&leds_hp_driver); - if (ret < 0) - return ret; - - printk(KERN_INFO DRIVER_NAME " driver loaded.\n"); - - return 0; -} - -static void __exit hpled_exit_module(void) -{ - acpi_bus_unregister_driver(&leds_hp_driver); -} - -MODULE_DESCRIPTION("Driver for HP disk protection LED"); -MODULE_AUTHOR("Pavel Machek <pavel@suse.cz>"); -MODULE_LICENSE("GPL"); - -module_init(hpled_init_module); -module_exit(hpled_exit_module); |