| /* SPDX-License-Identifier: GPL-2.0 */ |
| #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) |
| |
| #define ARCH_GENERIC_PCI_MMAP_RESOURCE 1 |
| |
| 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 */ |
| |
| #endif /* __KERNEL__ */ |
| #endif /* __ASM_PCI_H */ |
