unstub i915_ttm_io_mem_pfn()

diff --git a/sys/dev/pci/drm/i915/gem/i915_gem_ttm.c b/sys/dev/pci/drm/i915/gem/i915_gem_ttm.c
index 62e0553..e027910 100644 (file)
--- a/sys/dev/pci/drm/i915/gem/i915_gem_ttm.c
+++ b/sys/dev/pci/drm/i915/gem/i915_gem_ttm.c
@@ -715,9 +715,6 @@ static int i915_ttm_io_mem_reserve(struct ttm_device *bdev, struct ttm_resource
 static unsigned long i915_ttm_io_mem_pfn(struct ttm_buffer_object *bo,
                                         unsigned long page_offset)
 {
-       STUB();
-       return 0;
-#ifdef notyet
        struct drm_i915_gem_object *obj = i915_ttm_to_gem(bo);
        struct scatterlist *sg;
        unsigned long base;
@@ -730,7 +727,6 @@ static unsigned long i915_ttm_io_mem_pfn(struct ttm_buffer_object *bo,
        sg = i915_gem_object_page_iter_get_sg(obj, &obj->ttm.get_io_page, page_offset, &ofs);
 
        return ((base + sg_dma_address(sg)) >> PAGE_SHIFT) + ofs;
-#endif
 }
 
 static int i915_ttm_access_memory(struct ttm_buffer_object *bo,