Merge branch 'drm-core-next' of git://git.kernel.org/pub/scm/linux/kernel/git/airlied/drm-2.6

* 'drm-core-next' of git://git.kernel.org/pub/scm/linux/kernel/git/airlied/drm-2.6: (204 commits)
  agp: intel-agp: do not use PCI resources before pci_enable_device()
  agp: efficeon-agp: do not use PCI resources before pci_enable_device()
  drm: kill BKL from common code
  drm/kms: Simplify setup of the initial I2C encoder config.
  drm,io-mapping: Specify slot to use for atomic mappings
  drm/radeon/kms: only expose underscan on avivo chips
  drm/radeon: add new pci ids
  drm: Cleanup after failing to create master->unique and dev->name
  drm/radeon: tone down overchatty acpi debug messages.
  drm/radeon/kms: enable underscan option for digital connectors
  drm/radeon/kms: fix calculation of h/v scaling factors
  drm/radeon/kms/igp: sideport is AMD only
  drm/radeon/kms: handle the case of no active displays properly in the bandwidth code
  drm: move ttm global code to core drm
  drm/i915: Clear the Ironlake dithering flags when the pipe doesn't want it.
  drm/radeon/kms: make sure HPD is set to NONE on analog-only connectors
  drm/radeon/kms: make sure rio_mem is valid before unmapping it
  drm/agp/i915: trim stolen space to 32M
  drm/i915: Unset cursor if out-of-bounds upon mode change (v4)
  drm/i915: Unreference object not handle on creation
  ...

1 files changed, 13 insertions, 1 deletions

diff --git a/drivers/gpu/drm/drm_vm.c b/drivers/gpu/drm/drm_vm.c
index c3b13fb41d0c..3778360eceea 100644
--- a/drivers/gpu/drm/drm_vm.c
+++ b/drivers/gpu/drm/drm_vm.c
@@ -61,7 +61,7 @@ static pgprot_t drm_io_prot(uint32_t map_type, struct vm_area_struct *vma)
                 tmp = pgprot_writecombine(tmp);
         else
                 tmp = pgprot_noncached(tmp);
-#elif defined(__sparc__)
+#elif defined(__sparc__) || defined(__arm__)
         tmp = pgprot_noncached(tmp);
 #endif
         return tmp;
@@ -601,6 +601,7 @@ int drm_mmap_locked(struct file *filp, struct vm_area_struct *vma)
         }
 
         switch (map->type) {
+#if !defined(__arm__)
         case _DRM_AGP:
                 if (drm_core_has_AGP(dev) && dev->agp->cant_use_aperture) {
                         /*
@@ -615,20 +616,31 @@ int drm_mmap_locked(struct file *filp, struct vm_area_struct *vma)
                         break;
                 }
                 /* fall through to _DRM_FRAME_BUFFER... */
+#endif
         case _DRM_FRAME_BUFFER:
         case _DRM_REGISTERS:
                 offset = dev->driver->get_reg_ofs(dev);
                 vma->vm_flags |= VM_IO; /* not in core dump */
                 vma->vm_page_prot = drm_io_prot(map->type, vma);
+#if !defined(__arm__)
                 if (io_remap_pfn_range(vma, vma->vm_start,
                                        (map->offset + offset) >> PAGE_SHIFT,
                                        vma->vm_end - vma->vm_start,
                                        vma->vm_page_prot))
                         return -EAGAIN;
+#else
+                if (remap_pfn_range(vma, vma->vm_start,
+                                        (map->offset + offset) >> PAGE_SHIFT,
+                                        vma->vm_end - vma->vm_start,
+                                        vma->vm_page_prot))
+                        return -EAGAIN;
+#endif
+
                 DRM_DEBUG("   Type = %d; start = 0x%lx, end = 0x%lx,"
                           " offset = 0x%llx\n",
                           map->type,
                           vma->vm_start, vma->vm_end, (unsigned long long)(map->offset + offset));
+
                 vma->vm_ops = &drm_vm_ops;
                 break;
         case _DRM_CONSISTENT: