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1 /* SPDX-License-Identifier: GPL-2.0 */
2 #ifndef __ASM_SH_SPINLOCK_TYPES_H
3 #define __ASM_SH_SPINLOCK_TYPES_H
4 
5 #ifndef __LINUX_SPINLOCK_TYPES_H
6 # error "please don't include this file directly"
7 #endif
8 
9 typedef struct {
10 	volatile unsigned int lock;
11 } arch_spinlock_t;
12 
13 #define __ARCH_SPIN_LOCK_UNLOCKED		{ 1 }
14 
15 typedef struct {
16 	volatile unsigned int lock;
17 } arch_rwlock_t;
18 
19 #define RW_LOCK_BIAS			0x01000000
20 #define __ARCH_RW_LOCK_UNLOCKED		{ RW_LOCK_BIAS }
21 
22 #endif
23