| /* 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() RISCV_FENCE(o, w) | |
| #include <linux/smp.h> | |
| #include <asm-generic/mmiowb.h> | |
| #endif /* _ASM_RISCV_MMIOWB_H */ |