[linux-2.6-block.git] / include / linux / irqchip.h

/*
 * 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
Commit	Line	Data
f6e916b8 TP	1	/*
	2	* Copyright (C) 2012 Thomas Petazzoni
	3	*
	4	* Thomas Petazzoni <thomas.petazzoni@free-electrons.com>
	5	*
	6	* This file is licensed under the terms of the GNU General Public
	7	* License version 2. This program is licensed "as is" without any
	8	* warranty of any kind, whether express or implied.
	9	*/
	10
	11	#ifndef _LINUX_IRQCHIP_H
	12	#define _LINUX_IRQCHIP_H
	13
46e589a3	14	#include <linux/acpi.h>
91e20b50 JP	15	#include <linux/of.h>
	16
	17	/*
	18	* This macro must be used by the different irqchip drivers to declare
	19	* the association between their DT compatible string and their
	20	* initialization function.
	21	*
	22	* @name: name that must be unique accross all IRQCHIP_DECLARE of the
	23	* same file.
	24	* @compstr: compatible string of the irqchip driver
	25	* @fn: initialization function
	26	*/
	27	#define IRQCHIP_DECLARE(name, compat, fn) OF_DECLARE_2(irqchip, name, compat, fn)
	28
46e589a3 MZ	29	/*
	30	* This macro must be used by the different irqchip drivers to declare
	31	* the association between their version and their initialization function.
	32	*
	33	* @name: name that must be unique accross all IRQCHIP_ACPI_DECLARE of the
	34	* same file.
	35	* @subtable: Subtable to be identified in MADT
	36	* @validate: Function to be called on that subtable to check its validity.
	37	* Can be NULL.
	38	* @data: data to be checked by the validate function.
	39	* @fn: initialization function
	40	*/
	41	#define IRQCHIP_ACPI_DECLARE(name, subtable, validate, data, fn) \
	42	ACPI_DECLARE_PROBE_ENTRY(irqchip, name, ACPI_SIG_MADT, \
	43	subtable, validate, data, fn)
	44
0d7c1210	45	#ifdef CONFIG_IRQCHIP
f6e916b8	46	void irqchip_init(void);
0d7c1210 BH	47	#else
	48	static inline void irqchip_init(void) {}
	49	#endif
f6e916b8 TP	50
f6e916b8 TP	51	#endif