LXR linux/arch/sh/include/asm/clkdev.h

   1/*
   2 *  Copyright (C) 2010 Paul Mundt <lethal@linux-sh.org>
   3 *
   4 * This program is free software; you can redistribute it and/or modify
   5 * it under the terms of the GNU General Public License version 2 as
   6 * published by the Free Software Foundation.
   7 *
   8 * Helper for the clk API to assist looking up a struct clk.
   9 */
  10
  11#ifndef __CLKDEV__H_
  12#define __CLKDEV__H_
  13
  14#include <linux/bootmem.h>
  15#include <linux/mm.h>
  16#include <linux/slab.h>
  17
  18#include <asm/clock.h>
  19
  20static inline struct clk_lookup_alloc *__clkdev_alloc(size_t size)
  21{
  22        if (!slab_is_available())
  23                return alloc_bootmem_low_pages(size);
  24        else
  25                return kzalloc(size, GFP_KERNEL);
  26}
  27
  28#ifndef CONFIG_COMMON_CLK
  29#define __clk_put(clk)
  30#define __clk_get(clk) ({ 1; })
  31#endif
  32
  33#endif /* __CLKDEV_H__ */
  34