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c6da992e | 1 | /* |
5d0d7156 | 2 | * Copyright (C) 2007-2010 Advanced Micro Devices, Inc. |
c6da992e JR |
3 | * Author: Joerg Roedel <joerg.roedel@amd.com> |
4 | * Leo Duran <leo.duran@amd.com> | |
5 | * | |
6 | * This program is free software; you can redistribute it and/or modify it | |
7 | * under the terms of the GNU General Public License version 2 as published | |
8 | * by the Free Software Foundation. | |
9 | * | |
10 | * This program is distributed in the hope that it will be useful, | |
11 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
12 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
13 | * GNU General Public License for more details. | |
14 | * | |
15 | * You should have received a copy of the GNU General Public License | |
16 | * along with this program; if not, write to the Free Software | |
17 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA | |
18 | */ | |
19 | ||
1965aae3 PA |
20 | #ifndef _ASM_X86_AMD_IOMMU_H |
21 | #define _ASM_X86_AMD_IOMMU_H | |
c6da992e | 22 | |
a80dc3e0 | 23 | #include <linux/irqreturn.h> |
c6da992e JR |
24 | |
25 | #ifdef CONFIG_AMD_IOMMU | |
6a9401a7 | 26 | |
480125ba | 27 | extern int amd_iommu_detect(void); |
6a9401a7 | 28 | |
c6da992e | 29 | #else |
6a9401a7 | 30 | |
480125ba | 31 | static inline int amd_iommu_detect(void) { return -ENODEV; } |
6a9401a7 | 32 | |
c6da992e JR |
33 | #endif |
34 | ||
1965aae3 | 35 | #endif /* _ASM_X86_AMD_IOMMU_H */ |