Linux 4.8-rc8
[linux/fpc-iii.git] / arch / sparc / include / asm / irqflags_32.h
blob71cc284f55c5f47d8f0a1ae83b8b54da1fc5616f
1 /*
2 * include/asm/irqflags.h
4 * IRQ flags handling
6 * This file gets included from lowlevel asm headers too, to provide
7 * wrapped versions of the local_irq_*() APIs, based on the
8 * arch_local_irq_*() functions from the lowlevel headers.
9 */
10 #ifndef _ASM_IRQFLAGS_H
11 #define _ASM_IRQFLAGS_H
13 #ifndef __ASSEMBLY__
15 #include <linux/types.h>
16 #include <asm/psr.h>
18 void arch_local_irq_restore(unsigned long);
19 unsigned long arch_local_irq_save(void);
20 void arch_local_irq_enable(void);
22 static inline notrace unsigned long arch_local_save_flags(void)
24 unsigned long flags;
26 asm volatile("rd %%psr, %0" : "=r" (flags));
27 return flags;
30 static inline notrace void arch_local_irq_disable(void)
32 arch_local_irq_save();
35 static inline notrace bool arch_irqs_disabled_flags(unsigned long flags)
37 return (flags & PSR_PIL) != 0;
40 static inline notrace bool arch_irqs_disabled(void)
42 return arch_irqs_disabled_flags(arch_local_save_flags());
45 #endif /* (__ASSEMBLY__) */
47 #endif /* !(_ASM_IRQFLAGS_H) */