drivers/staging/gdm724x/gdm_endian.h

   1 /*
   2  * Copyright (c) 2012 GCT Semiconductor, Inc. All rights reserved.
   3  *
   4  * This software is licensed under the terms of the GNU General Public
   5  * License version 2, as published by the Free Software Foundation, and
   6  * may be copied, distributed, and modified under those terms.
   7  *
   8  * This program is distributed in the hope that it will be useful,
   9  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  10  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
  11  * GNU General Public License for more details.
  12  */
  13
  14 #ifndef __GDM_ENDIAN_H__
  15 #define __GDM_ENDIAN_H__
  16
  17 #include <linux/types.h>
  18
  19 enum {
  20         ENDIANNESS_MIN = 0,
  21         ENDIANNESS_UNKNOWN,
  22         ENDIANNESS_LITTLE,
  23         ENDIANNESS_BIG,
  24         ENDIANNESS_MIDDLE,
  25         ENDIANNESS_MAX
  26 };
  27
  28 struct gdm_endian {
  29         u8 dev_ed;
  30 };
  31
  32 void gdm_set_endian(struct gdm_endian *ed, u8 dev_endian);
  33 u16 gdm_cpu_to_dev16(struct gdm_endian *ed, u16 x);
  34 u16 gdm_dev16_to_cpu(struct gdm_endian *ed, u16 x);
  35 u32 gdm_cpu_to_dev32(struct gdm_endian *ed, u32 x);
  36 u32 gdm_dev32_to_cpu(struct gdm_endian *ed, u32 x);
  37
  38 #endif /*__GDM_ENDIAN_H__*/