| /* |
| * Copyright (C) 2007-2010 Advanced Micro Devices, Inc. |
| * Author: Joerg Roedel <joerg.roedel@amd.com> |
| * Leo Duran <leo.duran@amd.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, write to the Free Software |
| * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
| */ |
| |
| #ifndef _ASM_X86_AMD_IOMMU_H |
| #define _ASM_X86_AMD_IOMMU_H |
| |
| #include <linux/irqreturn.h> |
| |
| #ifdef CONFIG_AMD_IOMMU |
| |
| extern int amd_iommu_detect(void); |
| |
| #else |
| |
| static inline int amd_iommu_detect(void) { return -ENODEV; } |
| |
| #endif |
| |
| #endif /* _ASM_X86_AMD_IOMMU_H */ |
