diff options
author | Sean Paul <seanpaul@chromium.org> | 2017-05-18 09:24:30 -0400 |
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committer | Sean Paul <seanpaul@chromium.org> | 2017-05-18 09:24:30 -0400 |
commit | 6b7781b42dc9bc9bcd1523b6c24b876cdda0bef3 (patch) | |
tree | ee55c67e4ea30b9eb44f301ba0bde2e631a26162 /arch/mips/pci/pci.c | |
parent | 52d9d38c183bf0e09601d875ea31bb53c05dd8cf (diff) | |
parent | e98c58e55f68f8785aebfab1f8c9a03d8de0afe1 (diff) |
Merge remote-tracking branch 'airlied/drm-next' into drm-misc-next
Picking up drm-next @ 4.12-rc1 in order to apply Michal Hocko's vmalloc patch set
Signed-off-by: Sean Paul <seanpaul@chromium.org>
Diffstat (limited to 'arch/mips/pci/pci.c')
-rw-r--r-- | arch/mips/pci/pci.c | 24 |
1 files changed, 0 insertions, 24 deletions
diff --git a/arch/mips/pci/pci.c b/arch/mips/pci/pci.c index f6325fa657fb..bd67ac74fe2d 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); -} |