xref: /openbmc/linux/arch/arm64/include/asm/pci.h (revision d0b5e15f)
1 #ifndef __ASM_PCI_H
2 #define __ASM_PCI_H
3 #ifdef __KERNEL__
4 
5 #include <linux/types.h>
6 #include <linux/slab.h>
7 #include <linux/dma-mapping.h>
8 
9 #include <asm/io.h>
10 #include <asm-generic/pci-bridge.h>
11 #include <asm-generic/pci-dma-compat.h>
12 
13 #define PCIBIOS_MIN_IO		0x1000
14 #define PCIBIOS_MIN_MEM		0
15 
16 /*
17  * Set to 1 if the kernel should re-assign all PCI bus numbers
18  */
19 #define pcibios_assign_all_busses() \
20 	(pci_has_flag(PCI_REASSIGN_ALL_BUS))
21 
22 /*
23  * PCI address space differs from physical memory address space
24  */
25 #define PCI_DMA_BUS_IS_PHYS	(0)
26 
27 extern int isa_dma_bridge_buggy;
28 
29 #ifdef CONFIG_PCI
30 static inline int pci_proc_domain(struct pci_bus *bus)
31 {
32 	return 1;
33 }
34 #endif  /* CONFIG_PCI */
35 
36 #endif  /* __KERNEL__ */
37 #endif  /* __ASM_PCI_H */
38