[mirror_ubuntu-eoan-kernel.git] / arch / sh / lib / div64-generic.c

// SPDX-License-Identifier: GPL-2.0
/*
 * Generic __div64_32 wrapper for __xdiv64_32.
 */

#include <linux/types.h>
#include <asm/div64.h>

extern uint64_t __xdiv64_32(u64 n, u32 d);

uint32_t __div64_32(u64 *xp, u32 y)
{
	uint32_t rem;
	uint64_t q = __xdiv64_32(*xp, y);

	rem = *xp - q * y;
	*xp = q;

	return rem;
}
Commit	Line	Data
b2441318	1	// SPDX-License-Identifier: GPL-2.0
1da177e4 LT	2	/*
	3	* Generic __div64_32 wrapper for __xdiv64_32.
	4	*/
	5
	6	#include <linux/types.h>
fa43972f	7	#include <asm/div64.h>
1da177e4	8
075fc19b	9	extern uint64_t __xdiv64_32(u64 n, u32 d);
1da177e4	10
04c7d957	11	uint32_t __div64_32(u64 *xp, u32 y)
1da177e4	12	{
04c7d957	13	uint32_t rem;
075fc19b	14	uint64_t q = __xdiv64_32(*xp, y);
1da177e4 LT	15
	16	rem = xp - q y;
	17	*xp = q;
	18
	19	return rem;
	20	}