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1 | /* |
2 | * This program is free software; you can redistribute it and/or modify | |
3 | * it under the terms of the GNU General Public License, version 2, as | |
4 | * published by the Free Software Foundation. | |
5 | * | |
6 | * This program is distributed in the hope that it will be useful, | |
7 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
8 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
9 | * GNU General Public License for more details. | |
10 | * | |
11 | * You should have received a copy of the GNU General Public License | |
12 | * along with this program; if not, write to the Free Software | |
13 | * Foundation, 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. | |
14 | * | |
15 | * Copyright (C) 2013 Red Hat, Inc. | |
16 | * Copyright (C) 2013 Freescale Semiconductor, Inc. | |
17 | * | |
18 | */ | |
19 | #ifndef __IOMMU_PCI_H | |
20 | #define __IOMMU_PCI_H | |
21 | ||
22 | /* Helper function for swapping pci device reference */ | |
23 | static inline void swap_pci_ref(struct pci_dev **from, struct pci_dev *to) | |
24 | { | |
25 | pci_dev_put(*from); | |
26 | *from = to; | |
27 | } | |
28 | ||
29 | #endif /* __IOMMU_PCI_H */ |