21 lines
319 B
C
21 lines
319 B
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;
|
||
|
|
}
|