4 #include <linux/mm.h> /* for struct page */
5 #include <linux/types.h>
6 #include <linux/slab.h>
7 #include <linux/string.h>
8 #include <asm/scatterlist.h>
14 int domain; /* PCI domain */
15 int node; /* NUMA node */
17 void *iommu; /* IOMMU private data */
21 /* scan a bus after allocating a pci_sysdata for it */
22 extern struct pci_bus *pci_scan_bus_with_sysdata(int busno);
24 static inline int pci_domain_nr(struct pci_bus *bus)
26 struct pci_sysdata *sd = bus->sysdata;
30 static inline int pci_proc_domain(struct pci_bus *bus)
32 return pci_domain_nr(bus);
36 /* Can be used to override the logic in pci_scan_bus for skipping
37 already-configured bus numbers - to be used for buggy BIOSes
38 or architectures with incomplete PCI setup by the loader */
41 extern unsigned int pcibios_assign_all_busses(void);
43 #define pcibios_assign_all_busses() 0
45 #define pcibios_scan_all_fns(a, b) 0
47 extern unsigned long pci_mem_start;
48 #define PCIBIOS_MIN_IO 0x1000
49 #define PCIBIOS_MIN_MEM (pci_mem_start)
51 #define PCIBIOS_MIN_CARDBUS_IO 0x4000
53 void pcibios_config_init(void);
54 struct pci_bus *pcibios_scan_root(int bus);
56 void pcibios_set_master(struct pci_dev *dev);
57 void pcibios_penalize_isa_irq(int irq, int active);
58 struct irq_routing_table *pcibios_get_irq_routing_table(void);
59 int pcibios_set_irq_routing(struct pci_dev *dev, int pin, int irq);
63 extern int pci_mmap_page_range(struct pci_dev *dev, struct vm_area_struct *vma,
64 enum pci_mmap_state mmap_state,
69 extern void early_quirks(void);
70 static inline void pci_dma_burst_advice(struct pci_dev *pdev,
71 enum pci_dma_burst_strategy *strat,
72 unsigned long *strategy_parameter)
74 *strat = PCI_DMA_BURST_INFINITY;
75 *strategy_parameter = ~0UL;
78 static inline void early_quirks(void) { }
81 #endif /* __KERNEL__ */
89 /* implement the pci_ DMA API in terms of the generic device dma_ one */
90 #include <asm-generic/pci-dma-compat.h>
92 /* generic pci stuff */
93 #include <asm-generic/pci.h>
96 /* Returns the node based on pci bus */
97 static inline int __pcibus_to_node(struct pci_bus *bus)
99 struct pci_sysdata *sd = bus->sysdata;
104 static inline cpumask_t __pcibus_to_cpumask(struct pci_bus *bus)
106 return node_to_cpumask(__pcibus_to_node(bus));