1 | /* SPDX-License-Identifier: GPL-2.0 */ |
2 | #ifndef _ASM_X86_PCI_64_H |
3 | #define _ASM_X86_PCI_64_H |
4 | |
5 | #ifdef __KERNEL__ |
6 | |
7 | #ifdef CONFIG_CALGARY_IOMMU |
8 | static inline void *pci_iommu(struct pci_bus *bus) |
9 | { |
10 | struct pci_sysdata *sd = bus->sysdata; |
11 | return sd->iommu; |
12 | } |
13 | |
14 | static inline void set_pci_iommu(struct pci_bus *bus, void *val) |
15 | { |
16 | struct pci_sysdata *sd = bus->sysdata; |
17 | sd->iommu = val; |
18 | } |
19 | #endif /* CONFIG_CALGARY_IOMMU */ |
20 | |
21 | extern int (*pci_config_read)(int seg, int bus, int dev, int fn, |
22 | int reg, int len, u32 *value); |
23 | extern int (*pci_config_write)(int seg, int bus, int dev, int fn, |
24 | int reg, int len, u32 value); |
25 | |
26 | #endif /* __KERNEL__ */ |
27 | |
28 | #endif /* _ASM_X86_PCI_64_H */ |
29 | |