1 // SPDX-License-Identifier: GPL-2.0 2 /* 3 * Generic __div64_32 wrapper for __xdiv64_32. 4 */ 5 6 #include <linux/types.h> 7 #include <asm/div64.h> 8 9 extern uint64_t __xdiv64_32(u64 n, u32 d); 10 11 uint32_t __div64_32(u64 *xp, u32 y) 12 { 13 uint32_t rem; 14 uint64_t q = __xdiv64_32(*xp, y); 15 16 rem = *xp - q * y; 17 *xp = q; 18 19 return rem; 20 } 21