1*4882a593Smuzhiyun /* SPDX-License-Identifier: GPL-2.0-only */
2*4882a593Smuzhiyun /*
3*4882a593Smuzhiyun * Copyright (C) 2016 ARM Limited, All Rights Reserved.
4*4882a593Smuzhiyun * Author: Marc Zyngier <marc.zyngier@arm.com>
5*4882a593Smuzhiyun */
6*4882a593Smuzhiyun
7*4882a593Smuzhiyun #ifndef __LINUX_IRQCHIP_IRQ_PARTITION_PERCPU_H
8*4882a593Smuzhiyun #define __LINUX_IRQCHIP_IRQ_PARTITION_PERCPU_H
9*4882a593Smuzhiyun
10*4882a593Smuzhiyun #include <linux/fwnode.h>
11*4882a593Smuzhiyun #include <linux/cpumask.h>
12*4882a593Smuzhiyun #include <linux/irqdomain.h>
13*4882a593Smuzhiyun
14*4882a593Smuzhiyun struct partition_affinity {
15*4882a593Smuzhiyun cpumask_t mask;
16*4882a593Smuzhiyun void *partition_id;
17*4882a593Smuzhiyun };
18*4882a593Smuzhiyun
19*4882a593Smuzhiyun struct partition_desc;
20*4882a593Smuzhiyun
21*4882a593Smuzhiyun #ifdef CONFIG_PARTITION_PERCPU
22*4882a593Smuzhiyun int partition_translate_id(struct partition_desc *desc, void *partition_id);
23*4882a593Smuzhiyun struct partition_desc *partition_create_desc(struct fwnode_handle *fwnode,
24*4882a593Smuzhiyun struct partition_affinity *parts,
25*4882a593Smuzhiyun int nr_parts,
26*4882a593Smuzhiyun int chained_irq,
27*4882a593Smuzhiyun const struct irq_domain_ops *ops);
28*4882a593Smuzhiyun struct irq_domain *partition_get_domain(struct partition_desc *dsc);
29*4882a593Smuzhiyun #else
partition_translate_id(struct partition_desc * desc,void * partition_id)30*4882a593Smuzhiyun static inline int partition_translate_id(struct partition_desc *desc,
31*4882a593Smuzhiyun void *partition_id)
32*4882a593Smuzhiyun {
33*4882a593Smuzhiyun return -EINVAL;
34*4882a593Smuzhiyun }
35*4882a593Smuzhiyun
36*4882a593Smuzhiyun static inline
partition_create_desc(struct fwnode_handle * fwnode,struct partition_affinity * parts,int nr_parts,int chained_irq,const struct irq_domain_ops * ops)37*4882a593Smuzhiyun struct partition_desc *partition_create_desc(struct fwnode_handle *fwnode,
38*4882a593Smuzhiyun struct partition_affinity *parts,
39*4882a593Smuzhiyun int nr_parts,
40*4882a593Smuzhiyun int chained_irq,
41*4882a593Smuzhiyun const struct irq_domain_ops *ops)
42*4882a593Smuzhiyun {
43*4882a593Smuzhiyun return NULL;
44*4882a593Smuzhiyun }
45*4882a593Smuzhiyun
46*4882a593Smuzhiyun static inline
partition_get_domain(struct partition_desc * dsc)47*4882a593Smuzhiyun struct irq_domain *partition_get_domain(struct partition_desc *dsc)
48*4882a593Smuzhiyun {
49*4882a593Smuzhiyun return NULL;
50*4882a593Smuzhiyun }
51*4882a593Smuzhiyun #endif
52*4882a593Smuzhiyun
53*4882a593Smuzhiyun #endif /* __LINUX_IRQCHIP_IRQ_PARTITION_PERCPU_H */
54