arch/powerpc/platforms/powernv/pci.h

   1 #ifndef __POWERNV_PCI_H
   2 #define __POWERNV_PCI_H
   3
   4 struct pci_dn;
   5
   6 enum pnv_phb_type {
   7         PNV_PHB_P5IOC2,
   8         PNV_PHB_IODA1,
   9         PNV_PHB_IODA2,
  10 };
  11
  12 struct pnv_phb {
  13         struct pci_controller   *hose;
  14         enum pnv_phb_type       type;
  15         u64                     opal_id;
  16         void __iomem            *regs;
  17         spinlock_t              lock;
  18
  19 #ifdef CONFIG_PCI_MSI
  20         unsigned long           *msi_map;
  21         unsigned int            msi_base;
  22         unsigned int            msi_count;
  23         unsigned int            msi_next;
  24         unsigned int            msi32_support;
  25 #endif
  26         int (*msi_setup)(struct pnv_phb *phb, struct pci_dev *dev,
  27                          unsigned int hwirq, unsigned int is_64,
  28                          struct msi_msg *msg);
  29         void (*dma_dev_setup)(struct pnv_phb *phb, struct pci_dev *pdev);
  30         void (*fixup_phb)(struct pci_controller *hose);
  31         u32 (*bdfn_to_pe)(struct pnv_phb *phb, struct pci_bus *bus, u32 devfn);
  32
  33         union {
  34                 struct {
  35                         struct iommu_table iommu_table;
  36                 } p5ioc2;
  37         };
  38 };
  39
  40 extern struct pci_ops pnv_pci_ops;
  41
  42 extern void pnv_pci_setup_iommu_table(struct iommu_table *tbl,
  43                                       void *tce_mem, u64 tce_size,
  44                                       u64 dma_offset);
  45 extern void pnv_pci_init_p5ioc2_hub(struct device_node *np);
  46
  47
  48 #endif /* __POWERNV_PCI_H */