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1 | /* |
2 | * Copyright (C) 2012 Advanced Micro Devices, Inc. | |
3 | * Author: Joerg Roedel <joerg.roedel@amd.com> | |
4 | * | |
5 | * This program is free software; you can redistribute it and/or modify it | |
6 | * under the terms of the GNU General Public License version 2 as published | |
7 | * 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, write to the Free Software | |
16 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA | |
17 | * | |
18 | * This header file contains stuff that is shared between different interrupt | |
19 | * remapping drivers but with no need to be visible outside of the IOMMU layer. | |
20 | */ | |
21 | ||
22 | #ifndef __INTR_REMAPPING_H | |
23 | #define __INTR_REMAPPING_H | |
24 | ||
25 | #ifdef CONFIG_IRQ_REMAP | |
26 | ||
27 | extern int disable_intremap; | |
28 | extern int disable_sourceid_checking; | |
29 | extern int no_x2apic_optout; | |
30 | ||
31 | struct irq_remap_ops { | |
32 | /* Check whether Interrupt Remapping is supported */ | |
33 | int (*supported)(void); | |
34 | ||
35 | /* Initializes hardware and makes it ready for remapping interrupts */ | |
36 | int (*hardware_init)(void); | |
37 | ||
38 | /* Enables the remapping hardware */ | |
39 | int (*hardware_enable)(void); | |
40 | }; | |
41 | ||
42 | extern struct irq_remap_ops intel_irq_remap_ops; | |
43 | ||
44 | #endif /* CONFIG_IRQ_REMAP */ | |
45 | ||
46 | #endif /* __INTR_REMAPPING_H */ |