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- /*
- * include/asm/irqflags.h
- *
- * IRQ flags handling
- *
- * This file gets included from lowlevel asm headers too, to provide
- * wrapped versions of the local_irq_*() APIs, based on the
- * arch_local_irq_*() functions from the lowlevel headers.
- */
- #ifndef _ASM_IRQFLAGS_H
- #define _ASM_IRQFLAGS_H
- #ifndef __ASSEMBLY__
- #include <linux/types.h>
- #include <asm/psr.h>
- void arch_local_irq_restore(unsigned long);
- unsigned long arch_local_irq_save(void);
- void arch_local_irq_enable(void);
- static inline notrace unsigned long arch_local_save_flags(void)
- {
- unsigned long flags;
- asm volatile("rd %%psr, %0" : "=r" (flags));
- return flags;
- }
- static inline notrace void arch_local_irq_disable(void)
- {
- arch_local_irq_save();
- }
- static inline notrace bool arch_irqs_disabled_flags(unsigned long flags)
- {
- return (flags & PSR_PIL) != 0;
- }
- static inline notrace bool arch_irqs_disabled(void)
- {
- return arch_irqs_disabled_flags(arch_local_save_flags());
- }
- #endif /* (__ASSEMBLY__) */
- #endif /* !(_ASM_IRQFLAGS_H) */
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