diff options
Diffstat (limited to 'arch/mips')
| -rw-r--r-- | arch/mips/include/asm/pci.h | 5 | ||||
| -rw-r--r-- | arch/mips/pci/pci.c | 24 |
2 files changed, 1 insertions, 28 deletions
diff --git a/arch/mips/include/asm/pci.h b/arch/mips/include/asm/pci.h index 30d1129..1000c1b 100644 --- a/arch/mips/include/asm/pci.h +++ b/arch/mips/include/asm/pci.h @@ -110,10 +110,7 @@ extern unsigned long PCIBIOS_MIN_MEM; extern void pcibios_set_master(struct pci_dev *dev); #define HAVE_PCI_MMAP - -extern int pci_mmap_page_range(struct pci_dev *dev, struct vm_area_struct *vma, - enum pci_mmap_state mmap_state, int write_combine); - +#define ARCH_GENERIC_PCI_MMAP_RESOURCE #define HAVE_ARCH_PCI_RESOURCE_TO_USER /* diff --git a/arch/mips/pci/pci.c b/arch/mips/pci/pci.c index f6325fa..bd67ac7 100644 --- a/arch/mips/pci/pci.c +++ b/arch/mips/pci/pci.c @@ -57,27 +57,3 @@ void pci_resource_to_user(const struct pci_dev *dev, int bar, *start = fixup_bigphys_addr(rsrc->start, size); *end = rsrc->start + size; } - -int pci_mmap_page_range(struct pci_dev *dev, struct vm_area_struct *vma, - enum pci_mmap_state mmap_state, int write_combine) -{ - unsigned long prot; - - /* - * I/O space can be accessed via normal processor loads and stores on - * this platform but for now we elect not to do this and portable - * drivers should not do this anyway. - */ - if (mmap_state == pci_mmap_io) - return -EINVAL; - - /* - * Ignore write-combine; for now only return uncached mappings. - */ - prot = pgprot_val(vma->vm_page_prot); - prot = (prot & ~_CACHE_MASK) | _CACHE_UNCACHED; - vma->vm_page_prot = __pgprot(prot); - - return remap_pfn_range(vma, vma->vm_start, vma->vm_pgoff, - vma->vm_end - vma->vm_start, vma->vm_page_prot); -} |
