From 76cb841cb886eef6b3bee341a2266c76578724ad Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Mon, 6 May 2024 03:02:30 +0200 Subject: Adding upstream version 4.19.249. Signed-off-by: Daniel Baumann --- arch/parisc/include/asm/irq.h | 53 +++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 53 insertions(+) create mode 100644 arch/parisc/include/asm/irq.h (limited to 'arch/parisc/include/asm/irq.h') diff --git a/arch/parisc/include/asm/irq.h b/arch/parisc/include/asm/irq.h new file mode 100644 index 000000000..959e79cd2 --- /dev/null +++ b/arch/parisc/include/asm/irq.h @@ -0,0 +1,53 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +/* + * include/asm-parisc/irq.h + * + * Copyright 2005 Matthew Wilcox + */ + +#ifndef _ASM_PARISC_IRQ_H +#define _ASM_PARISC_IRQ_H + +#include +#include + +#define NO_IRQ (-1) + +#ifdef CONFIG_GSC +#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 */ -- cgit v1.2.3