1 /* SPDX-License-Identifier: GPL-2.0 */ 2 #ifndef ASMARM_PCI_H 3 #define ASMARM_PCI_H 4 5 #ifdef __KERNEL__ 6 #include <asm/mach/pci.h> /* for pci_sys_data */ 7 8 extern unsigned long pcibios_min_io; 9 #define PCIBIOS_MIN_IO pcibios_min_io 10 extern unsigned long pcibios_min_mem; 11 #define PCIBIOS_MIN_MEM pcibios_min_mem 12 pcibios_assign_all_busses(void)13static inline int pcibios_assign_all_busses(void) 14 { 15 return pci_has_flag(PCI_REASSIGN_ALL_RSRC); 16 } 17 18 #ifdef CONFIG_PCI_DOMAINS pci_proc_domain(struct pci_bus * bus)19static inline int pci_proc_domain(struct pci_bus *bus) 20 { 21 return pci_domain_nr(bus); 22 } 23 #endif /* CONFIG_PCI_DOMAINS */ 24 25 /* 26 * The PCI address space does equal the physical memory address space. 27 * The networking and block device layers use this boolean for bounce 28 * buffer decisions. 29 */ 30 #define PCI_DMA_BUS_IS_PHYS (1) 31 32 #define HAVE_PCI_MMAP 33 #define ARCH_GENERIC_PCI_MMAP_RESOURCE 34 pci_get_legacy_ide_irq(struct pci_dev * dev,int channel)35static inline int pci_get_legacy_ide_irq(struct pci_dev *dev, int channel) 36 { 37 return channel ? 15 : 14; 38 } 39 40 #endif /* __KERNEL__ */ 41 #endif 42