diff options
Diffstat (limited to 'include/linux/irqchip/irq-partition-percpu.h')
| -rw-r--r-- | include/linux/irqchip/irq-partition-percpu.h | 53 |
1 files changed, 53 insertions, 0 deletions
diff --git a/include/linux/irqchip/irq-partition-percpu.h b/include/linux/irqchip/irq-partition-percpu.h new file mode 100644 index 000000000..2f6ae7551 --- /dev/null +++ b/include/linux/irqchip/irq-partition-percpu.h @@ -0,0 +1,53 @@ +/* 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 */ |