Viewing file:  pci.h (1.62 KB) -rw-r--r--
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/*
* Based on arch/arm/include/asm/pci.h
*/
#ifndef ASMARM_PCI_H
#define ASMARM_PCI_H
#ifdef __KERNEL__
#include <asm-generic/pci-dma-compat.h>
#include <asm-generic/pci-bridge.h>
#include <asm/pcibios.h> /* for pci_sys_data */
extern unsigned long pcibios_min_io;
#define PCIBIOS_MIN_IO pcibios_min_io
extern unsigned long pcibios_min_mem;
#define PCIBIOS_MIN_MEM pcibios_min_mem
static inline int pcibios_assign_all_busses(void)
{
return pci_has_flag(PCI_REASSIGN_ALL_RSRC);
}
#ifdef CONFIG_PCI_DOMAINS
static inline int pci_domain_nr(struct pci_bus *bus)
{
struct pci_sys_data *root = bus->sysdata;
return root->domain;
}
static inline int pci_proc_domain(struct pci_bus *bus)
{
return pci_domain_nr(bus);
}
#endif /* CONFIG_PCI_DOMAINS */
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 (1)
#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);
/*
* Dummy implementation; always return 0.
*/
static inline int pci_get_legacy_ide_irq(struct pci_dev *dev, int channel)
{
return 0;
}
#endif /* __KERNEL__ */
#endif
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