Commit 6f01c24f authored by Anup Patel's avatar Anup Patel Committed by Paul Walmsley
Browse files

byteorder: Add memcpy_to_le32() and memcpy_from_le32() 



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

Suggested-by: default avatarAndy Shevchenko <andriy.shevchenko@linux.intel.com>
Reviewed-by: default avatarAndy Shevchenko <andriy.shevchenko@linux.intel.com>
Signed-off-by: default avatarAnup Patel <apatel@ventanamicro.com>
Reviewed-by: default avatarLinus Walleij <linus.walleij@linaro.org>
Acked-by: default avatarJassi Brar <jassisinghbrar@gmail.com>
Link: https://lore.kernel.org/r/20250818040920.272664-7-apatel@ventanamicro.com


Signed-off-by: default avatarPaul Walmsley <pjw@kernel.org>
parent ba879dfc

include/linux/byteorder/generic.h

+16 −0
Original line number Diff line number Diff line
@@ -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);