diff options
Diffstat (limited to 'arch/c6x/include/asm/irqflags.h')
-rw-r--r-- | arch/c6x/include/asm/irqflags.h | 68 |
1 files changed, 0 insertions, 68 deletions
diff --git a/arch/c6x/include/asm/irqflags.h b/arch/c6x/include/asm/irqflags.h deleted file mode 100644 index d6cd71c02629..000000000000 --- a/arch/c6x/include/asm/irqflags.h +++ /dev/null @@ -1,68 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0-or-later */ -/* - * C6X IRQ flag handling - * - * Copyright (C) 2010 Texas Instruments Incorporated - * Written by Mark Salter (msalter@redhat.com) - */ - -#ifndef _ASM_IRQFLAGS_H -#define _ASM_IRQFLAGS_H - -#ifndef __ASSEMBLY__ - -/* read interrupt enabled status */ -static inline unsigned long arch_local_save_flags(void) -{ - unsigned long flags; - - asm volatile (" mvc .s2 CSR,%0\n" : "=b"(flags)); - return flags; -} - -/* set interrupt enabled status */ -static inline void arch_local_irq_restore(unsigned long flags) -{ - asm volatile (" mvc .s2 %0,CSR\n" : : "b"(flags) : "memory"); -} - -/* unconditionally enable interrupts */ -static inline void arch_local_irq_enable(void) -{ - unsigned long flags = arch_local_save_flags(); - flags |= 1; - arch_local_irq_restore(flags); -} - -/* unconditionally disable interrupts */ -static inline void arch_local_irq_disable(void) -{ - unsigned long flags = arch_local_save_flags(); - flags &= ~1; - arch_local_irq_restore(flags); -} - -/* get status and disable interrupts */ -static inline unsigned long arch_local_irq_save(void) -{ - unsigned long flags; - - flags = arch_local_save_flags(); - arch_local_irq_restore(flags & ~1); - return flags; -} - -/* test flags */ -static inline int arch_irqs_disabled_flags(unsigned long flags) -{ - return (flags & 1) == 0; -} - -/* test hardware interrupt enable bit */ -static inline int arch_irqs_disabled(void) -{ - return arch_irqs_disabled_flags(arch_local_save_flags()); -} - -#endif /* __ASSEMBLY__ */ -#endif /* __ASM_IRQFLAGS_H */ |