2 * Copyright (c) 2012 GCT Semiconductor, Inc. All rights reserved.
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.
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.
14 #include <linux/kernel.h>
15 #include "gdm_endian.h"
17 void gdm_set_endian(struct gdm_endian
*ed
, u8 dev_endian
)
19 if (dev_endian
== ENDIANNESS_BIG
)
20 ed
->dev_ed
= ENDIANNESS_BIG
;
22 ed
->dev_ed
= ENDIANNESS_LITTLE
;
25 u16
gdm_cpu_to_dev16(struct gdm_endian
*ed
, u16 x
)
27 if (ed
->dev_ed
== ENDIANNESS_LITTLE
)
28 return cpu_to_le16(x
);
30 return cpu_to_be16(x
);
33 u16
gdm_dev16_to_cpu(struct gdm_endian
*ed
, u16 x
)
35 if (ed
->dev_ed
== ENDIANNESS_LITTLE
)
36 return le16_to_cpu(x
);
38 return be16_to_cpu(x
);
41 u32
gdm_cpu_to_dev32(struct gdm_endian
*ed
, u32 x
)
43 if (ed
->dev_ed
== ENDIANNESS_LITTLE
)
44 return cpu_to_le32(x
);
46 return cpu_to_be32(x
);
49 u32
gdm_dev32_to_cpu(struct gdm_endian
*ed
, u32 x
)
51 if (ed
->dev_ed
== ENDIANNESS_LITTLE
)
52 return le32_to_cpu(x
);
54 return be32_to_cpu(x
);
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