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/*
* Copyright (C) 2012 Thomas Petazzoni
*
* Thomas Petazzoni <thomas.petazzoni@free-electrons.com>
*
* This file is licensed under the terms of the GNU General Public
* License version 2. This program is licensed "as is" without any
* warranty of any kind, whether express or implied.
*/
#ifndef _LINUX_IRQCHIP_H
#define _LINUX_IRQCHIP_H
#include <linux/acpi.h>
#include <linux/of.h>
/*
* This macro must be used by the different irqchip drivers to declare
* the association between their DT compatible string and their
* initialization function.
*
* @name: name that must be unique accross all IRQCHIP_DECLARE of the
* same file.
* @compstr: compatible string of the irqchip driver
* @fn: initialization function
*/
#define IRQCHIP_DECLARE(name, compat, fn) OF_DECLARE_2(irqchip, name, compat, fn)
/*
* This macro must be used by the different irqchip drivers to declare
* the association between their version and their initialization function.
*
* @name: name that must be unique accross all IRQCHIP_ACPI_DECLARE of the
* same file.
* @subtable: Subtable to be identified in MADT
* @validate: Function to be called on that subtable to check its validity.
* Can be NULL.
* @data: data to be checked by the validate function.
* @fn: initialization function
*/
#define IRQCHIP_ACPI_DECLARE(name, subtable, validate, data, fn) \
ACPI_DECLARE_PROBE_ENTRY(irqchip, name, ACPI_SIG_MADT, \
subtable, validate, data, fn)
#ifdef CONFIG_IRQCHIP
void irqchip_init(void);
#else
static inline void irqchip_init(void) {}
#endif
#endif
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