arch/sparc/include/asm/pci_32.h

   1 #ifndef __SPARC_PCI_H
   2 #define __SPARC_PCI_H
   3
   4 #ifdef __KERNEL__
   5
   6 #include <linux/dma-mapping.h>
   7
   8 /* Can be used to override the logic in pci_scan_bus for skipping
   9  * already-configured bus numbers - to be used for buggy BIOSes
  10  * or architectures with incomplete PCI setup by the loader.
  11  */
  12 #define pcibios_assign_all_busses()     0
  13
  14 #define PCIBIOS_MIN_IO          0UL
  15 #define PCIBIOS_MIN_MEM         0UL
  16
  17 #define PCI_IRQ_NONE            0xffffffff
  18
  19 static inline void pcibios_set_master(struct pci_dev *dev)
  20 {
  21         /* No special bus mastering setup handling */
  22 }
  23
  24 static inline void pcibios_penalize_isa_irq(int irq, int active)
  25 {
  26         /* We don't do dynamic PCI IRQ allocation */
  27 }
  28
  29 /* Dynamic DMA mapping stuff.
  30  */
  31 #define PCI_DMA_BUS_IS_PHYS     (0)
  32
  33 struct pci_dev;
  34
  35 /* pci_unmap_{single,page} is not a nop, thus... */
  36 #define DECLARE_PCI_UNMAP_ADDR(ADDR_NAME)       \
  37         dma_addr_t ADDR_NAME;
  38 #define DECLARE_PCI_UNMAP_LEN(LEN_NAME)         \
  39         __u32 LEN_NAME;
  40 #define pci_unmap_addr(PTR, ADDR_NAME)                  \
  41         ((PTR)->ADDR_NAME)
  42 #define pci_unmap_addr_set(PTR, ADDR_NAME, VAL)         \
  43         (((PTR)->ADDR_NAME) = (VAL))
  44 #define pci_unmap_len(PTR, LEN_NAME)                    \
  45         ((PTR)->LEN_NAME)
  46 #define pci_unmap_len_set(PTR, LEN_NAME, VAL)           \
  47         (((PTR)->LEN_NAME) = (VAL))
  48
  49 #ifdef CONFIG_PCI
  50 static inline void pci_dma_burst_advice(struct pci_dev *pdev,
  51                                         enum pci_dma_burst_strategy *strat,
  52                                         unsigned long *strategy_parameter)
  53 {
  54         *strat = PCI_DMA_BURST_INFINITY;
  55         *strategy_parameter = ~0UL;
  56 }
  57 #endif
  58
  59 struct device_node;
  60 extern struct device_node *pci_device_to_OF_node(struct pci_dev *pdev);
  61
  62 #endif /* __KERNEL__ */
  63
  64 /* generic pci stuff */
  65 #include <asm-generic/pci.h>
  66
  67 #endif /* __SPARC_PCI_H */