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b2441318 | 1 | /* SPDX-License-Identifier: GPL-2.0 */ |
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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 { | |
8a467a52 | 10 | volatile unsigned int lock; |
445c8951 | 11 | } arch_spinlock_t; |
fb1c8f93 | 12 | |
edc35bd7 | 13 | #define __ARCH_SPIN_LOCK_UNLOCKED { 1 } |
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14 | |
15 | typedef struct { | |
8a467a52 | 16 | volatile unsigned int lock; |
fb3a6bbc | 17 | } arch_rwlock_t; |
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18 | |
19 | #define RW_LOCK_BIAS 0x01000000 | |
fb3a6bbc | 20 | #define __ARCH_RW_LOCK_UNLOCKED { RW_LOCK_BIAS } |
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21 | |
22 | #endif |