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byteorder: Add memcpy_to_le32() and memcpy_from_le32()

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Add common memcpy APIs for copying u32 array to/from __le32 array.

Suggested-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Reviewed-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Signed-off-by: Anup Patel <apatel@ventanamicro.com>
Reviewed-by: Linus Walleij <linus.walleij@linaro.org>
Acked-by: Jassi Brar <jassisinghbrar@gmail.com>
Link: https://lore.kernel.org/r/20250818040920.272664-7-apatel@ventanamicro.com
Signed-off-by: Paul Walmsley <pjw@kernel.org>
This commit is contained in:
Anup Patel
2025-08-18 09:39:02 +05:30
committed by Paul Walmsley
parent ba879dfc05
commit 6f01c24f3a
1 changed files with 16 additions and 0 deletions
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16
include/linux/byteorder/generic.h
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@@ -173,6 +173,22 @@ static inline void cpu_to_le32_array(u32 *buf, unsigned int words)
}
}
static inline void memcpy_from_le32(u32 *dst, const __le32 *src, size_t words)
{
size_t i;
for (i = 0; i < words; i++)
dst[i] = le32_to_cpu(src[i]);
}
static inline void memcpy_to_le32(__le32 *dst, const u32 *src, size_t words)
{
size_t i;
for (i = 0; i < words; i++)
dst[i] = cpu_to_le32(src[i]);
}
static inline void be16_add_cpu(__be16 *var, u16 val)
{
*var = cpu_to_be16(be16_to_cpu(*var) + val);