cris/PCI: Use generic pci_mmap_resource_range()
Signed-off-by: David Woodhouse <dwmw@amazon.co.uk> Signed-off-by: Bjorn Helgaas <bhelgaas@google.com> Acked-by: Jesper Nilsson <jesper.nilsson@axis.com>
This commit is contained in:
parent
00d2904ffe
commit
3efdd5fe0a
|
@ -14,29 +14,6 @@ void pcibios_set_master(struct pci_dev *dev)
|
|||
pci_write_config_byte(dev, PCI_LATENCY_TIMER, lat);
|
||||
}
|
||||
|
||||
int pci_mmap_page_range(struct pci_dev *dev, int bar,
|
||||
struct vm_area_struct *vma,
|
||||
enum pci_mmap_state mmap_state, int write_combine)
|
||||
{
|
||||
unsigned long prot;
|
||||
|
||||
/* Leave vm_pgoff as-is, the PCI space address is the physical
|
||||
* address on this platform.
|
||||
*/
|
||||
prot = pgprot_val(vma->vm_page_prot);
|
||||
vma->vm_page_prot = __pgprot(prot);
|
||||
|
||||
/* Write-combine setting is ignored, it is changed via the mtrr
|
||||
* interfaces on this platform.
|
||||
*/
|
||||
if (remap_pfn_range(vma, vma->vm_start, vma->vm_pgoff,
|
||||
vma->vm_end - vma->vm_start,
|
||||
vma->vm_page_prot))
|
||||
return -EAGAIN;
|
||||
|
||||
return 0;
|
||||
}
|
||||
|
||||
resource_size_t
|
||||
pcibios_align_resource(void *data, const struct resource *res,
|
||||
resource_size_t size, resource_size_t align)
|
||||
|
|
|
@ -42,6 +42,7 @@ struct pci_dev;
|
|||
#define PCI_DMA_BUS_IS_PHYS (1)
|
||||
|
||||
#define HAVE_PCI_MMAP
|
||||
#define ARCH_GENERIC_PCI_MMAP_RESOURCE
|
||||
|
||||
#endif /* __KERNEL__ */
|
||||
|
||||
|
|
Loading…
Reference in a new issue