Release 4.7 include/asm-generic/irqflags.h

#ifndef __ASM_GENERIC_IRQFLAGS_H

#define __ASM_GENERIC_IRQFLAGS_H

/*
 * All architectures should implement at least the first two functions,
 * usually inline assembly will be the best way.
 */
#ifndef ARCH_IRQ_DISABLED

#define ARCH_IRQ_DISABLED 0

#define ARCH_IRQ_ENABLED 1
#endif

/* read interrupt enabled status */
#ifndef arch_local_save_flags
unsigned long arch_local_save_flags(void);
#endif

/* set interrupt enabled status */
#ifndef arch_local_irq_restore
void arch_local_irq_restore(unsigned long flags);
#endif

/* get status and disable interrupts */
#ifndef arch_local_irq_save


static inline unsigned long arch_local_irq_save(void)
{
	unsigned long flags;
	flags = arch_local_save_flags();
	arch_local_irq_restore(ARCH_IRQ_DISABLED);
	return flags;
}
Contributors
Person
Tokens
Prop
Commits
CommitProp
arnd bergmann
arnd bergmann
23
85.19%
1
50.00%
david howells
david howells
4
14.81%
1
50.00%
Total
27
100.00%
2
100.00%

#endif

/* test flags */
#ifndef arch_irqs_disabled_flags


static inline int arch_irqs_disabled_flags(unsigned long flags)
{
	return flags == ARCH_IRQ_DISABLED;
}
Contributors
Person
Tokens
Prop
Commits
CommitProp
arnd bergmann
arnd bergmann
14
87.50%
1
50.00%
david howells
david howells
2
12.50%
1
50.00%
Total
16
100.00%
2
100.00%

#endif

/* unconditionally enable interrupts */
#ifndef arch_local_irq_enable


static inline void arch_local_irq_enable(void)
{
	arch_local_irq_restore(ARCH_IRQ_ENABLED);
}
Contributors
Person
Tokens
Prop
Commits
CommitProp
arnd bergmann
arnd bergmann
11
78.57%
1
50.00%
david howells
david howells
3
21.43%
1
50.00%
Total
14
100.00%
2
100.00%

#endif

/* unconditionally disable interrupts */
#ifndef arch_local_irq_disable


static inline void arch_local_irq_disable(void)
{
	arch_local_irq_restore(ARCH_IRQ_DISABLED);
}
Contributors
Person
Tokens
Prop
Commits
CommitProp
arnd bergmann
arnd bergmann
11
78.57%
1
50.00%
david howells
david howells
3
21.43%
1
50.00%
Total
14
100.00%
2
100.00%

#endif

/* test hardware interrupt enable bit */
#ifndef arch_irqs_disabled


static inline int arch_irqs_disabled(void)
{
	return arch_irqs_disabled_flags(arch_local_save_flags());
}
Contributors
Person
Tokens
Prop
Commits
CommitProp
arnd bergmann
arnd bergmann
13
81.25%
1
50.00%
david howells
david howells
3
18.75%
1
50.00%
Total
16
100.00%
2
100.00%

#endif

#endif /* __ASM_GENERIC_IRQFLAGS_H */
Overall Contributors
Person
Tokens
Prop
Commits
CommitProp
arnd bergmann
arnd bergmann
140
83.83%
1
50.00%
david howells
david howells
27
16.17%
1
50.00%
Total
167
100.00%
2
100.00%
  
Directory: include/asm-generic

Information contained on this website is for historical information purposes only and does not indicate or represent copyright ownership.