tegrakernel/kernel/kernel-4.9/arch/arm64/include/asm/pci.h

46 lines
983 B
C

#ifndef __ASM_PCI_H
#define __ASM_PCI_H
#ifdef __KERNEL__
#include <linux/types.h>
#include <linux/slab.h>
#include <linux/dma-mapping.h>
#include <asm/io.h>
#define PCIBIOS_MIN_IO 0x1000
#define PCIBIOS_MIN_MEM 0
/*
* Set to 1 if the kernel should re-assign all PCI bus numbers
*/
#define pcibios_assign_all_busses() \
(pci_has_flag(PCI_REASSIGN_ALL_BUS))
/*
* PCI address space differs from physical memory address space
*/
#define PCI_DMA_BUS_IS_PHYS (0)
extern int isa_dma_bridge_buggy;
#ifdef CONFIG_PCI
static inline int pci_get_legacy_ide_irq(struct pci_dev *dev, int channel)
{
/* no legacy IRQ on arm64 */
return -ENODEV;
}
static inline int pci_proc_domain(struct pci_bus *bus)
{
return 1;
}
#endif /* CONFIG_PCI */
#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);
#endif /* __KERNEL__ */
#endif /* __ASM_PCI_H */