include/linux/irqchip.h

   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
  14 #include <linux/of.h>
  15
  16 /*
  17  * This macro must be used by the different irqchip drivers to declare
  18  * the association between their DT compatible string and their
  19  * initialization function.
  20  *
  21  * @name: name that must be unique accross all IRQCHIP_DECLARE of the
  22  * same file.
  23  * @compstr: compatible string of the irqchip driver
  24  * @fn: initialization function
  25  */
  26 #define IRQCHIP_DECLARE(name, compat, fn) OF_DECLARE_2(irqchip, name, compat, fn)
  27
  28 #ifdef CONFIG_IRQCHIP
  29 void irqchip_init(void);
  30 #else
  31 static inline void irqchip_init(void) {}
  32 #endif
  33
  34 #endif