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59 lines
1.7 KiB
59 lines
1.7 KiB
/* |
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* wmi.h - ACPI WMI interface |
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* |
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* Copyright (c) 2015 Andrew Lutomirski |
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* |
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* This program is free software; you can redistribute it and/or modify |
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* it under the terms of the GNU General Public License version 2 as |
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* published by the Free Software Foundation. |
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* |
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* This program is distributed in the hope that it will be useful, but |
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* WITHOUT ANY WARRANTY; without even the implied warranty of |
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
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* General Public License for more details. |
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*/ |
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#ifndef _LINUX_WMI_H |
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#define _LINUX_WMI_H |
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#include <linux/device.h> |
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#include <linux/acpi.h> |
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struct wmi_device { |
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struct device dev; |
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/* True for data blocks implementing the Set Control Method */ |
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bool setable; |
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}; |
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/* Caller must kfree the result. */ |
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extern union acpi_object *wmidev_block_query(struct wmi_device *wdev, |
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u8 instance); |
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/* Gets another device on the same bus. Caller must put_device the result. */ |
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extern struct wmi_device *wmidev_get_other_guid(struct wmi_device *wdev, |
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const char *guid_string); |
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struct wmi_device_id { |
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const char *guid_string; |
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}; |
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struct wmi_driver { |
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struct device_driver driver; |
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const struct wmi_device_id *id_table; |
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int (*probe)(struct wmi_device *wdev); |
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int (*remove)(struct wmi_device *wdev); |
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void (*notify)(struct wmi_device *device, union acpi_object *data); |
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}; |
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extern int __must_check __wmi_driver_register(struct wmi_driver *driver, |
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struct module *owner); |
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extern void wmi_driver_unregister(struct wmi_driver *driver); |
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#define wmi_driver_register(driver) __wmi_driver_register((driver), THIS_MODULE) |
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#define module_wmi_driver(__wmi_driver) \ |
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module_driver(__wmi_driver, wmi_driver_register, \ |
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wmi_driver_unregister) |
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#endif
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