blob: e769f668a4b534653cbc9505e4831468b2846d8d [file] [log] [blame]
Sam Ravnborgf5e706a2008-07-17 21:55:51 -07001#ifndef __SPARC_PCI_H
2#define __SPARC_PCI_H
3
4#ifdef __KERNEL__
5
David S. Miller9dc69232008-08-27 19:54:01 -07006#include <linux/dma-mapping.h>
7
Sam Ravnborgf5e706a2008-07-17 21:55:51 -07008/* 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
Sam Ravnborgf5e706a2008-07-17 21:55:51 -070013
14#define PCIBIOS_MIN_IO 0UL
15#define PCIBIOS_MIN_MEM 0UL
16
17#define PCI_IRQ_NONE 0xffffffff
18
19static inline void pcibios_set_master(struct pci_dev *dev)
20{
21 /* No special bus mastering setup handling */
22}
23
24static 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
Sam Ravnborgf5e706a2008-07-17 21:55:51 -070033struct pci_dev;
34
Sam Ravnborgf5e706a2008-07-17 21:55:51 -070035/* 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
Sam Ravnborgf5e706a2008-07-17 21:55:51 -070049#ifdef CONFIG_PCI
50static 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
Sam Ravnborgf5e706a2008-07-17 21:55:51 -070059struct device_node;
60extern 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 */