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 #define pcibios_scan_all_fns(a, b)      0
  14
  15 #define PCIBIOS_MIN_IO          0UL
  16 #define PCIBIOS_MIN_MEM         0UL
  17
  18 #define PCI_IRQ_NONE            0xffffffff
  19
  20 static inline void pcibios_set_master(struct pci_dev *dev)
  21 {
  22         /* No special bus mastering setup handling */
  23 }
  24
  25 static inline void pcibios_penalize_isa_irq(int irq, int active)
  26 {
  27         /* We don't do dynamic PCI IRQ allocation */
  28 }
  29
  30 /* Dynamic DMA mapping stuff.
  31  */
  32 #define PCI_DMA_BUS_IS_PHYS     (0)
  33
  34 struct pci_dev;
  35
  36 /* pci_unmap_{single,page} is not a nop, thus... */
  37 #define DECLARE_PCI_UNMAP_ADDR(ADDR_NAME)       \
  38         dma_addr_t ADDR_NAME;
  39 #define DECLARE_PCI_UNMAP_LEN(LEN_NAME)         \
  40         __u32 LEN_NAME;
  41 #define pci_unmap_addr(PTR, ADDR_NAME)                  \
  42         ((PTR)->ADDR_NAME)
  43 #define pci_unmap_addr_set(PTR, ADDR_NAME, VAL)         \
  44         (((PTR)->ADDR_NAME) = (VAL))
  45 #define pci_unmap_len(PTR, LEN_NAME)                    \
  46         ((PTR)->LEN_NAME)
  47 #define pci_unmap_len_set(PTR, LEN_NAME, VAL)           \
  48         (((PTR)->LEN_NAME) = (VAL))
  49
  50 #ifdef CONFIG_PCI
  51 static inline void pci_dma_burst_advice(struct pci_dev *pdev,
  52                                         enum pci_dma_burst_strategy *strat,
  53                                         unsigned long *strategy_parameter)
  54 {
  55         *strat = PCI_DMA_BURST_INFINITY;
  56         *strategy_parameter = ~0UL;
  57 }
  58 #endif
  59
  60 struct device_node;
  61 extern struct device_node *pci_device_to_OF_node(struct pci_dev *pdev);
  62
  63 #endif /* __KERNEL__ */
  64
  65 /* generic pci stuff */
  66 #include <asm-generic/pci.h>
  67
  68 #endif /* __SPARC_PCI_H */