5c7dd7acc3
repo: https://github.com/T-head-Semi/linux commit: b1313fe517ca3703119dcc99ef3bbf75ab42bcfb Change-Id: I6cbb35294024ea3a66140e311f4bb705fd7fd626
22 lines
538 B
C
22 lines
538 B
C
/* SPDX-License-Identifier: GPL-2.0-only */
|
|
/*
|
|
* vlock.h - simple voting lock implementation
|
|
*
|
|
* Created by: Dave Martin, 2012-08-16
|
|
* Copyright: (C) 2012-2013 Linaro Limited
|
|
*/
|
|
|
|
#ifndef __VLOCK_H
|
|
#define __VLOCK_H
|
|
|
|
#include <asm/mcpm.h>
|
|
|
|
/* Offsets and sizes are rounded to a word (4 bytes) */
|
|
#define VLOCK_OWNER_OFFSET 0
|
|
#define VLOCK_VOTING_OFFSET 4
|
|
#define VLOCK_VOTING_SIZE ((MAX_CPUS_PER_CLUSTER + 3) / 4 * 4)
|
|
#define VLOCK_SIZE (VLOCK_VOTING_OFFSET + VLOCK_VOTING_SIZE)
|
|
#define VLOCK_OWNER_NONE 0
|
|
|
|
#endif /* ! __VLOCK_H */
|