mirror of https://github.com/Qortal/Brooklyn
You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
59 lines
1.4 KiB
59 lines
1.4 KiB
/* SPDX-License-Identifier: GPL-2.0-only */ |
|
/* |
|
* Copyright (C) 2012 Advanced Micro Devices, Inc. |
|
* Author: Joerg Roedel <[email protected]> |
|
* |
|
* 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)(void); |
|
}; |
|
|
|
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 */
|
|
|