tjh.dev
Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel
os
linux
1#ifndef ASMARM_PCI_H
2#define ASMARM_PCI_H
3
4#ifdef __KERNEL__
5#include <linux/config.h>
6#include <asm-generic/pci-dma-compat.h>
7
8#include <asm/hardware.h> /* for PCIBIOS_MIN_* */
9
10#define pcibios_scan_all_fns(a, b) 0
11
12static inline void pcibios_set_master(struct pci_dev *dev)
13{
14 /* No special bus mastering setup handling */
15}
16
17static inline void pcibios_penalize_isa_irq(int irq)
18{
19 /* We don't do dynamic PCI IRQ allocation */
20}
21
22/*
23 * The PCI address space does equal the physical memory address space.
24 * The networking and block device layers use this boolean for bounce
25 * buffer decisions.
26 */
27#define PCI_DMA_BUS_IS_PHYS (0)
28
29/*
30 * We don't support DAC DMA cycles.
31 */
32#define pci_dac_dma_supported(pci_dev, mask) (0)
33
34/*
35 * Whether pci_unmap_{single,page} is a nop depends upon the
36 * configuration.
37 */
38#define DECLARE_PCI_UNMAP_ADDR(ADDR_NAME) dma_addr_t ADDR_NAME;
39#define DECLARE_PCI_UNMAP_LEN(LEN_NAME) __u32 LEN_NAME;
40#define pci_unmap_addr(PTR, ADDR_NAME) ((PTR)->ADDR_NAME)
41#define pci_unmap_addr_set(PTR, ADDR_NAME, VAL) (((PTR)->ADDR_NAME) = (VAL))
42#define pci_unmap_len(PTR, LEN_NAME) ((PTR)->LEN_NAME)
43#define pci_unmap_len_set(PTR, LEN_NAME, VAL) (((PTR)->LEN_NAME) = (VAL))
44
45#define HAVE_PCI_MMAP
46extern int pci_mmap_page_range(struct pci_dev *dev, struct vm_area_struct *vma,
47 enum pci_mmap_state mmap_state, int write_combine);
48
49extern void
50pcibios_resource_to_bus(struct pci_dev *dev, struct pci_bus_region *region,
51 struct resource *res);
52
53static inline void pcibios_add_platform_entries(struct pci_dev *dev)
54{
55}
56
57#endif /* __KERNEL__ */
58
59#endif