1/* SPDX-License-Identifier: GPL-2.0 */ 2#ifndef __ASM_PCI_H 3#define __ASM_PCI_H 4 5#include <linux/types.h> 6#include <linux/slab.h> 7#include <linux/dma-mapping.h> 8 9#include <asm/io.h> 10 11#define PCIBIOS_MIN_IO 0x1000 12#define PCIBIOS_MIN_MEM 0 13 14/* 15 * Set to 1 if the kernel should re-assign all PCI bus numbers 16 */ 17#define pcibios_assign_all_busses() \ 18 (pci_has_flag(PCI_REASSIGN_ALL_BUS)) 19 20#define ARCH_GENERIC_PCI_MMAP_RESOURCE 1 21 22extern int isa_dma_bridge_buggy; 23 24#ifdef CONFIG_PCI 25static inline int pci_get_legacy_ide_irq(struct pci_dev *dev, int channel) 26{ 27 /* no legacy IRQ on arm64 */ 28 return -ENODEV; 29} 30 31static inline int pci_proc_domain(struct pci_bus *bus) 32{ 33 return 1; 34} 35#endif /* CONFIG_PCI */ 36 37#endif /* __ASM_PCI_H */ 38