staging/gdm724x/gdm_endian.h

0001 /* SPDX-License-Identifier: GPL-2.0 */
0002 /* Copyright (c) 2012 GCT Semiconductor, Inc. All rights reserved. */
0003
0004 #ifndef __GDM_ENDIAN_H__
0005 #define __GDM_ENDIAN_H__
0006
0007 #include <linux/types.h>
0008
0009 /*
0010  * For data in "device-endian" byte order (device endianness is model
0011  * dependent).  Analogous to __leXX or __beXX.
0012  */
0013 typedef __u32 __bitwise __dev32;
0014 typedef __u16 __bitwise __dev16;
0015
0016 enum {
0017     ENDIANNESS_MIN = 0,
0018     ENDIANNESS_UNKNOWN,
0019     ENDIANNESS_LITTLE,
0020     ENDIANNESS_BIG,
0021     ENDIANNESS_MIDDLE,
0022     ENDIANNESS_MAX
0023 };
0024
0025 __dev16 gdm_cpu_to_dev16(u8 dev_ed, u16 x);
0026 u16 gdm_dev16_to_cpu(u8 dev_ed, __dev16 x);
0027 __dev32 gdm_cpu_to_dev32(u8 dev_ed, u32 x);
0028 u32 gdm_dev32_to_cpu(u8 dev_ed, __dev32 x);
0029
0030 #endif /*__GDM_ENDIAN_H__*/