1 /* SPDX-License-Identifier: GPL-2.0 */ 2 3 #ifndef _ASM_RISCV_MMIOWB_H 4 #define _ASM_RISCV_MMIOWB_H 5 6 /* 7 * "o,w" is sufficient to ensure that all writes to the device have completed 8 * before the write to the spinlock is allowed to commit. 9 */ 10 #define mmiowb() RISCV_FENCE(o, w) 11 12 #include <linux/smp.h> 13 #include <asm-generic/mmiowb.h> 14 15 #endif /* _ASM_RISCV_MMIOWB_H */ 16
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