blob: 0b2333e71fdc5d52b06f2b96d88ab7f39ff37d70 (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
|
/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_RISCV_MMIOWB_H
#define _ASM_RISCV_MMIOWB_H
/*
* "o,w" is sufficient to ensure that all writes to the device have completed
* before the write to the spinlock is allowed to commit.
*/
#define mmiowb() __asm__ __volatile__ ("fence o,w" : : : "memory");
#include <linux/smp.h>
#include <asm-generic/mmiowb.h>
#endif /* _ASM_RISCV_MMIOWB_H */
|
