include/asm-parisc/spinlock_types.h

   1 #ifndef __ASM_SPINLOCK_TYPES_H
   2 #define __ASM_SPINLOCK_TYPES_H
   3
   4 #ifndef __LINUX_SPINLOCK_TYPES_H
   5 # error "please don't include this file directly"
   6 #endif
   7
   8 typedef struct {
   9 #ifdef CONFIG_PA20
  10         volatile unsigned int slock;
  11 # define __RAW_SPIN_LOCK_UNLOCKED { 1 }
  12 #else
  13         volatile unsigned int lock[4];
  14 # define __RAW_SPIN_LOCK_UNLOCKED       { { 1, 1, 1, 1 } }
  15 #endif
  16 } raw_spinlock_t;
  17
  18 typedef struct {
  19         raw_spinlock_t lock;
  20         volatile int counter;
  21 } raw_rwlock_t;
  22
  23 #define __RAW_RW_LOCK_UNLOCKED          { __RAW_SPIN_LOCK_UNLOCKED, 0 }
  24
  25 #endif