diff options
Diffstat (limited to 'arch/ia64/include/asm/irq.h')
| -rw-r--r-- | arch/ia64/include/asm/irq.h | 35 |
1 files changed, 35 insertions, 0 deletions
diff --git a/arch/ia64/include/asm/irq.h b/arch/ia64/include/asm/irq.h new file mode 100644 index 000000000..5acf52e90 --- /dev/null +++ b/arch/ia64/include/asm/irq.h @@ -0,0 +1,35 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +#ifndef _ASM_IA64_IRQ_H +#define _ASM_IA64_IRQ_H + +/* + * Copyright (C) 1999-2000, 2002 Hewlett-Packard Co + * David Mosberger-Tang <davidm@hpl.hp.com> + * Stephane Eranian <eranian@hpl.hp.com> + * + * 11/24/98 S.Eranian updated TIMER_IRQ and irq_canonicalize + * 01/20/99 S.Eranian added keyboard interrupt + * 02/29/00 D.Mosberger moved most things into hw_irq.h + */ + +#include <linux/types.h> +#include <linux/cpumask.h> +#include <generated/nr-irqs.h> + +static __inline__ int +irq_canonicalize (int irq) +{ + /* + * We do the legacy thing here of pretending that irqs < 16 + * are 8259 irqs. This really shouldn't be necessary at all, + * but we keep it here as serial.c still uses it... + */ + return ((irq == 2) ? 9 : irq); +} + +extern void set_irq_affinity_info (unsigned int irq, int dest, int redir); + +int create_irq(void); +void destroy_irq(unsigned int irq); + +#endif /* _ASM_IA64_IRQ_H */ |