#ifndef ASMARM_PCI_H #define ASMARM_PCI_H #ifdef __KERNEL__ #include <asm-generic/pci-dma-compat.h> #include <asm/hardware.h> /* for PCIBIOS_MIN_* */ #define pcibios_scan_all_fns(a, b) 0 #ifdef CONFIG_PCI_HOST_ITE8152 /* ITE bridge requires setting latency timer to avoid early bus access termination by PIC bus mater devices */ extern void pcibios_set_master(struct pci_dev *dev); #else static inline void pcibios_set_master(struct pci_dev *dev) { /* No special bus mastering setup handling */ } #endif static inline void pcibios_penalize_isa_irq(int irq, int active) { /* We don't do dynamic PCI IRQ allocation */ } /* * The PCI address space does equal the physical memory address space. * The networking and block device layers use this boolean for bounce * buffer decisions. */ #define PCI_DMA_BUS_IS_PHYS (0) /* * Whether pci_unmap_{single,page} is a nop depends upon the * configuration. */ #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)) #ifdef CONFIG_PCI static inline void pci_dma_burst_advice(struct pci_dev *pdev, enum pci_dma_burst_strategy *strat, unsigned long *strategy_parameter) { *strat = PCI_DMA_BURST_INFINITY; *strategy_parameter = ~0UL; } #endif #define HAVE_PCI_MMAP extern int pci_mmap_page_range(struct pci_dev *dev, struct vm_area_struct *vma, enum pci_mmap_state mmap_state, int write_combine); 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; } #endif /* __KERNEL__ */ #endif