diff options
Diffstat (limited to 'drivers/staging/gdm724x/gdm_endian.c')
-rw-r--r-- | drivers/staging/gdm724x/gdm_endian.c | 37 |
1 files changed, 37 insertions, 0 deletions
diff --git a/drivers/staging/gdm724x/gdm_endian.c b/drivers/staging/gdm724x/gdm_endian.c new file mode 100644 index 000000000..ae39e59da --- /dev/null +++ b/drivers/staging/gdm724x/gdm_endian.c @@ -0,0 +1,37 @@ +// SPDX-License-Identifier: GPL-2.0 +/* Copyright (c) 2012 GCT Semiconductor, Inc. All rights reserved. */ + +#include <linux/kernel.h> +#include "gdm_endian.h" + +__dev16 gdm_cpu_to_dev16(u8 dev_ed, u16 x) +{ + if (dev_ed == ENDIANNESS_LITTLE) + return (__force __dev16)cpu_to_le16(x); + else + return (__force __dev16)cpu_to_be16(x); +} + +u16 gdm_dev16_to_cpu(u8 dev_ed, __dev16 x) +{ + if (dev_ed == ENDIANNESS_LITTLE) + return le16_to_cpu((__force __le16)x); + else + return be16_to_cpu((__force __be16)x); +} + +__dev32 gdm_cpu_to_dev32(u8 dev_ed, u32 x) +{ + if (dev_ed == ENDIANNESS_LITTLE) + return (__force __dev32)cpu_to_le32(x); + else + return (__force __dev32)cpu_to_be32(x); +} + +u32 gdm_dev32_to_cpu(u8 dev_ed, __dev32 x) +{ + if (dev_ed == ENDIANNESS_LITTLE) + return le32_to_cpu((__force __le32)x); + else + return be32_to_cpu((__force __be32)x); +} |