[mirror_ubuntu-bionic-kernel.git] / include / linux / irqchip / irq-partition-percpu.h

/*
 * Copyright (C) 2016 ARM Limited, All Rights Reserved.
 * Author: Marc Zyngier <marc.zyngier@arm.com>
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License version 2 as
 * published by the Free Software Foundation.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */

#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
Commit	Line	Data
9e2c986c MZ	1	/*
	2	* Copyright (C) 2016 ARM Limited, All Rights Reserved.
	3	* Author: Marc Zyngier <marc.zyngier@arm.com>
	4	*
	5	* This program is free software; you can redistribute it and/or modify
	6	* it under the terms of the GNU General Public License version 2 as
	7	* published by the Free Software Foundation.
	8	*
	9	* This program is distributed in the hope that it will be useful,
	10	* but WITHOUT ANY WARRANTY; without even the implied warranty of
	11	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
	12	* GNU General Public License for more details.
	13	*
	14	* You should have received a copy of the GNU General Public License
	15	* along with this program. If not, see <http://www.gnu.org/licenses/>.
	16	*/
	17
	18	#include <linux/fwnode.h>
	19	#include <linux/cpumask.h>
	20	#include <linux/irqdomain.h>
	21
	22	struct partition_affinity {
	23	cpumask_t mask;
	24	void *partition_id;
	25	};
	26
	27	struct partition_desc;
	28
	29	#ifdef CONFIG_PARTITION_PERCPU
	30	int partition_translate_id(struct partition_desc desc, void partition_id);
	31	struct partition_desc partition_create_desc(struct fwnode_handle fwnode,
	32	struct partition_affinity *parts,
	33	int nr_parts,
	34	int chained_irq,
	35	const struct irq_domain_ops *ops);
	36	struct irq_domain partition_get_domain(struct partition_desc dsc);
	37	#else
	38	static inline int partition_translate_id(struct partition_desc *desc,
	39	void *partition_id)
	40	{
	41	return -EINVAL;
	42	}
	43
	44	static inline
	45	struct partition_desc partition_create_desc(struct fwnode_handle fwnode,
	46	struct partition_affinity *parts,
	47	int nr_parts,
	48	int chained_irq,
	49	const struct irq_domain_ops *ops)
	50	{
	51	return NULL;
	52	}
	53
	54	static inline
	55	struct irq_domain partition_get_domain(struct partition_desc dsc)
	56	{
	57	return NULL;
	58	}
	59	#endif