/* SPDX-License-Identifier: GPL-2.0 */ /* * include/asm-parisc/irq.h * * Copyright 2005 Matthew Wilcox <matthew@wil.cx> */ #ifndef _ASM_PARISC_IRQ_H #define _ASM_PARISC_IRQ_H #include <linux/cpumask.h> #include <asm/types.h> #define NO_IRQ (-1) #ifdef [31mCONFIG_GSC[0m #define GSC_IRQ_BASE 16 #define GSC_IRQ_MAX 63 #define CPU_IRQ_BASE 64 #else #define CPU_IRQ_BASE 16 #endif #define TIMER_IRQ (CPU_IRQ_BASE + 0) #define IPI_IRQ (CPU_IRQ_BASE + 1) #define CPU_IRQ_MAX (CPU_IRQ_BASE + (BITS_PER_LONG - 1)) #define NR_IRQS (CPU_IRQ_MAX + 1) static __inline__ int irq_canonicalize(int irq) { return (irq == 2) ? 9 : irq; } struct irq_chip; struct irq_data; void cpu_ack_irq(struct irq_data *d); void cpu_eoi_irq(struct irq_data *d); extern int txn_alloc_irq(unsigned int nbits); extern int txn_claim_irq(int); extern unsigned int txn_alloc_data(unsigned int); extern unsigned long txn_alloc_addr(unsigned int); extern unsigned long txn_affinity_addr(unsigned int irq, int cpu); extern int cpu_claim_irq(unsigned int irq, struct irq_chip *, void *); extern int cpu_check_affinity(struct irq_data *d, const struct cpumask *dest); /* soft power switch support (power.c) */ extern struct tasklet_struct power_tasklet; #endif /* _ASM_PARISC_IRQ_H */ |