arch/hexagon/include/asm/spinlock_types.h

   1 /* SPDX-License-Identifier: GPL-2.0-only */
   2 /*
   3  * Spinlock support for the Hexagon architecture
   4  *
   5  * Copyright (c) 2010-2011, The Linux Foundation. All rights reserved.
   6  */
   7
   8 #ifndef _ASM_SPINLOCK_TYPES_H
   9 #define _ASM_SPINLOCK_TYPES_H
  10
  11 #ifndef __LINUX_SPINLOCK_TYPES_H
  12 # error "please don't include this file directly"
  13 #endif
  14
  15 typedef struct {
  16         volatile unsigned int lock;
  17 } arch_spinlock_t;
  18
  19 #define __ARCH_SPIN_LOCK_UNLOCKED       { 0 }
  20
  21 typedef struct {
  22         volatile unsigned int lock;
  23 } arch_rwlock_t;
  24
  25 #define __ARCH_RW_LOCK_UNLOCKED         { 0 }
  26
  27 #endif