| /* SPDX-License-Identifier: GPL-2.0 */ |
| #ifndef _ASM_X86_PCI_64_H |
| #define _ASM_X86_PCI_64_H |
| |
| #ifdef __KERNEL__ |
| |
| #ifdef CONFIG_CALGARY_IOMMU |
| static inline void *pci_iommu(struct pci_bus *bus) |
| { |
| struct pci_sysdata *sd = bus->sysdata; |
| return sd->iommu; |
| } |
| |
| static inline void set_pci_iommu(struct pci_bus *bus, void *val) |
| { |
| struct pci_sysdata *sd = bus->sysdata; |
| sd->iommu = val; |
| } |
| #endif /* CONFIG_CALGARY_IOMMU */ |
| |
| extern int (*pci_config_read)(int seg, int bus, int dev, int fn, |
| int reg, int len, u32 *value); |
| extern int (*pci_config_write)(int seg, int bus, int dev, int fn, |
| int reg, int len, u32 value); |
| |
| #endif /* __KERNEL__ */ |
| |
| #endif /* _ASM_X86_PCI_64_H */ |
