diff options
Diffstat (limited to 'include/asm-x86/pci_64.h')
-rw-r--r-- | include/asm-x86/pci_64.h | 66 |
1 files changed, 0 insertions, 66 deletions
diff --git a/include/asm-x86/pci_64.h b/include/asm-x86/pci_64.h deleted file mode 100644 index f72e12d5770..00000000000 --- a/include/asm-x86/pci_64.h +++ /dev/null @@ -1,66 +0,0 @@ -#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); - -extern void dma32_reserve_bootmem(void); -extern void pci_iommu_alloc(void); - -/* The PCI address space does equal the physical memory - * address space. The networking and block device layers use - * this boolean for bounce buffer decisions - * - * On AMD64 it mostly equals, but we set it to zero if a hardware - * IOMMU (gart) of sotware IOMMU (swiotlb) is available. - */ -#define PCI_DMA_BUS_IS_PHYS (dma_ops->is_phys) - -#if defined(CONFIG_GART_IOMMU) || defined(CONFIG_CALGARY_IOMMU) - -#define DECLARE_PCI_UNMAP_ADDR(ADDR_NAME) \ - dma_addr_t ADDR_NAME; -#define DECLARE_PCI_UNMAP_LEN(LEN_NAME) \ - __u32 LEN_NAME; -#define pci_unmap_addr(PTR, ADDR_NAME) \ - ((PTR)->ADDR_NAME) -#define pci_unmap_addr_set(PTR, ADDR_NAME, VAL) \ - (((PTR)->ADDR_NAME) = (VAL)) -#define pci_unmap_len(PTR, LEN_NAME) \ - ((PTR)->LEN_NAME) -#define pci_unmap_len_set(PTR, LEN_NAME, VAL) \ - (((PTR)->LEN_NAME) = (VAL)) - -#else -/* No IOMMU */ - -#define DECLARE_PCI_UNMAP_ADDR(ADDR_NAME) -#define DECLARE_PCI_UNMAP_LEN(LEN_NAME) -#define pci_unmap_addr(PTR, ADDR_NAME) (0) -#define pci_unmap_addr_set(PTR, ADDR_NAME, VAL) do { } while (0) -#define pci_unmap_len(PTR, LEN_NAME) (0) -#define pci_unmap_len_set(PTR, LEN_NAME, VAL) do { } while (0) - -#endif - -#endif /* __KERNEL__ */ - -#endif /* ASM_X86__PCI_64_H */ |