kernel/include/linux/irqchip/irq-partition-percpu.h
2024-07-22 17:22:30 +08:00

54 lines
1.3 KiB
C

/* SPDX-License-Identifier: GPL-2.0-only */
/*
* Copyright (C) 2016 ARM Limited, All Rights Reserved.
* Author: Marc Zyngier <marc.zyngier@arm.com>
*/
#ifndef __LINUX_IRQCHIP_IRQ_PARTITION_PERCPU_H
#define __LINUX_IRQCHIP_IRQ_PARTITION_PERCPU_H
#include <linux/fwnode.h>
#include <linux/cpumask.h>
#include <linux/irqdomain.h>
struct partition_affinity {
cpumask_t mask;
void *partition_id;
};
struct partition_desc;
#ifdef CONFIG_PARTITION_PERCPU
int partition_translate_id(struct partition_desc *desc, void *partition_id);
struct partition_desc *partition_create_desc(struct fwnode_handle *fwnode,
struct partition_affinity *parts,
int nr_parts,
int chained_irq,
const struct irq_domain_ops *ops);
struct irq_domain *partition_get_domain(struct partition_desc *dsc);
#else
static inline int partition_translate_id(struct partition_desc *desc,
void *partition_id)
{
return -EINVAL;
}
static inline
struct partition_desc *partition_create_desc(struct fwnode_handle *fwnode,
struct partition_affinity *parts,
int nr_parts,
int chained_irq,
const struct irq_domain_ops *ops)
{
return NULL;
}
static inline
struct irq_domain *partition_get_domain(struct partition_desc *dsc)
{
return NULL;
}
#endif
#endif /* __LINUX_IRQCHIP_IRQ_PARTITION_PERCPU_H */