1/* SPDX-License-Identifier: GPL-2.0-only */
2/*
3 * vlock.h - simple voting lock implementation
4 *
5 * Created by:	Dave Martin, 2012-08-16
6 * Copyright:	(C) 2012-2013  Linaro Limited
7 */
8
9#ifndef __VLOCK_H
10#define __VLOCK_H
11
12#include <asm/mcpm.h>
13
14/* Offsets and sizes are rounded to a word (4 bytes) */
15#define VLOCK_OWNER_OFFSET	0
16#define VLOCK_VOTING_OFFSET	4
17#define VLOCK_VOTING_SIZE	((MAX_CPUS_PER_CLUSTER + 3) / 4 * 4)
18#define VLOCK_SIZE		(VLOCK_VOTING_OFFSET + VLOCK_VOTING_SIZE)
19#define VLOCK_OWNER_NONE	0
20
21#endif /* ! __VLOCK_H */
22