Donate to e Foundation | Murena handsets with /e/OS | Own a part of Murena! Learn more

Commit 69c701ec authored by David Woodhouse's avatar David Woodhouse Committed by Bjorn Helgaas
Browse files

unicore32/PCI: Use generic pci_mmap_resource_range()

parent adf7bde6
Loading
Loading
Loading
Loading
+1 −0
Original line number Diff line number Diff line
@@ -17,6 +17,7 @@
#include <mach/hardware.h> /* for PCIBIOS_MIN_* */

#define HAVE_PCI_MMAP
#define ARCH_GENERIC_PCI_MMAP_RESOURCE

#endif /* __KERNEL__ */
#endif
+0 −24
Original line number Diff line number Diff line
@@ -356,27 +356,3 @@ int pcibios_enable_device(struct pci_dev *dev, int mask)
	}
	return 0;
}

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 phys;

	if (mmap_state == pci_mmap_io)
		return -EINVAL;

	phys = vma->vm_pgoff;

	/*
	 * Mark this as IO
	 */
	vma->vm_page_prot = pgprot_noncached(vma->vm_page_prot);

	if (remap_pfn_range(vma, vma->vm_start, phys,
			     vma->vm_end - vma->vm_start,
			     vma->vm_page_prot))
		return -EAGAIN;

	return 0;
}