diff options
Diffstat (limited to 'include/asm-mips/pci.h')
| -rw-r--r-- | include/asm-mips/pci.h | 27 |
1 files changed, 24 insertions, 3 deletions
diff --git a/include/asm-mips/pci.h b/include/asm-mips/pci.h index d70dc355c1f3..6c9ad8171a77 100644 --- a/include/asm-mips/pci.h +++ b/include/asm-mips/pci.h @@ -40,6 +40,11 @@ struct pci_controller { unsigned int need_domain_info; int iommu; + + /* Optional access methods for reading/writing the bus number + of the PCI controller */ + int (*get_busno)(void); + void (*set_busno)(int busno); }; /* @@ -94,7 +99,7 @@ struct pci_dev; */ extern unsigned int PCI_DMA_BUS_IS_PHYS; -#ifdef CONFIG_MAPPED_DMA_IO +#ifdef CONFIG_DMA_NEED_PCI_MAP_STATE /* pci_unmap_{single,page} is not a nop, thus... */ #define DECLARE_PCI_UNMAP_ADDR(ADDR_NAME) dma_addr_t ADDR_NAME; @@ -104,7 +109,7 @@ extern unsigned int PCI_DMA_BUS_IS_PHYS; #define pci_unmap_len(PTR, LEN_NAME) ((PTR)->LEN_NAME) #define pci_unmap_len_set(PTR, LEN_NAME, VAL) (((PTR)->LEN_NAME) = (VAL)) -#else /* CONFIG_MAPPED_DMA_IO */ +#else /* CONFIG_DMA_NEED_PCI_MAP_STATE */ /* pci_unmap_{page,single} is a nop so... */ #define DECLARE_PCI_UNMAP_ADDR(ADDR_NAME) @@ -114,7 +119,7 @@ extern unsigned int PCI_DMA_BUS_IS_PHYS; #define pci_unmap_len(PTR, LEN_NAME) (0) #define pci_unmap_len_set(PTR, LEN_NAME, VAL) do { } while (0) -#endif /* CONFIG_MAPPED_DMA_IO */ +#endif /* CONFIG_DMA_NEED_PCI_MAP_STATE */ /* This is always fine. */ #define pci_dac_dma_supported(pci_dev, mask) (1) @@ -143,6 +148,22 @@ static inline void pci_dma_burst_advice(struct pci_dev *pdev, extern void pcibios_resource_to_bus(struct pci_dev *dev, struct pci_bus_region *region, struct resource *res); +extern void pcibios_bus_to_resource(struct pci_dev *dev, struct resource *res, + struct pci_bus_region *region); + +static inline struct resource * +pcibios_select_root(struct pci_dev *pdev, struct resource *res) +{ + struct resource *root = NULL; + + if (res->flags & IORESOURCE_IO) + root = &ioport_resource; + if (res->flags & IORESOURCE_MEM) + root = &iomem_resource; + + return root; +} + #ifdef CONFIG_PCI_DOMAINS #define pci_domain_nr(bus) ((struct pci_controller *)(bus)->sysdata)->index |