Cregit: Linux 6.11: irq

Contributors: 9
Author	Tokens	Token Proportion	Commits	Commit Proportion
Joerg Roedel	88	63.31%	7	33.33%
Suresh B. Siddha	18	12.95%	6	28.57%
Feng Wu	12	8.63%	2	9.52%
Neil Horman	8	5.76%	1	4.76%
Jiang Liu	4	2.88%	1	4.76%
Chris Wright	3	2.16%	1	4.76%
Dimitri Sivanich	2	1.44%	1	4.76%
Lan Tianyu	2	1.44%	1	4.76%
Thomas Gleixner	2	1.44%	1	4.76%
Total	139		21

/* SPDX-License-Identifier: GPL-2.0-only */
/*
 * Copyright (C) 2012 Advanced Micro Devices, Inc.
 * Author: Joerg Roedel <jroedel@suse.de>
 *
 * This header file contains stuff that is shared between different interrupt
 * remapping drivers but with no need to be visible outside of the IOMMU layer.
 */

#ifndef __IRQ_REMAPPING_H
#define __IRQ_REMAPPING_H

#ifdef CONFIG_IRQ_REMAP

struct irq_data;
struct msi_msg;
struct irq_domain;
struct irq_alloc_info;

extern int irq_remap_broken;
extern int disable_sourceid_checking;
extern int no_x2apic_optout;
extern int irq_remapping_enabled;

extern int disable_irq_post;

struct irq_remap_ops {
	/* The supported capabilities */
	int capability;

	/* Initializes hardware and makes it ready for remapping interrupts */
	int  (*prepare)(void);

	/* Enables the remapping hardware */
	int  (*enable)(void);

	/* Disables the remapping hardware */
	void (*disable)(void);

	/* Reenables the remapping hardware */
	int  (*reenable)(int);

	/* Enable fault handling */
	int  (*enable_faulting)(unsigned int);
};

extern struct irq_remap_ops intel_irq_remap_ops;
extern struct irq_remap_ops amd_iommu_irq_ops;
extern struct irq_remap_ops hyperv_irq_remap_ops;

#else  /* CONFIG_IRQ_REMAP */

#define irq_remapping_enabled 0
#define irq_remap_broken      0
#define disable_irq_post      1

#endif /* CONFIG_IRQ_REMAP */

#endif /* __IRQ_REMAPPING_H */

irq_remapping.h