drivers/irqchip/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 _IRQCHIP_H
  12 #define _IRQCHIP_H
  13
  14 /*
  15  * This macro must be used by the different irqchip drivers to declare
  16  * the association between their DT compatible string and their
  17  * initialization function.
  18  *
  19  * @name: name that must be unique accross all IRQCHIP_DECLARE of the
  20  * same file.
  21  * @compstr: compatible string of the irqchip driver
  22  * @fn: initialization function
  23  */
  24 #define IRQCHIP_DECLARE(name,compstr,fn)                                \
  25         static const struct of_device_id irqchip_of_match_##name        \
  26         __used __section(__irqchip_of_table)                            \
  27         = { .compatible = compstr, .data = fn }
  28
  29 #endif