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path: root/drivers/gpu/drm/drm_gem.c
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Diffstat (limited to 'drivers/gpu/drm/drm_gem.c')
-rw-r--r--drivers/gpu/drm/drm_gem.c9
1 files changed, 2 insertions, 7 deletions
diff --git a/drivers/gpu/drm/drm_gem.c b/drivers/gpu/drm/drm_gem.c
index 88d3368ffdd..4984aa89cf3 100644
--- a/drivers/gpu/drm/drm_gem.c
+++ b/drivers/gpu/drm/drm_gem.c
@@ -502,10 +502,9 @@ int drm_gem_mmap(struct file *filp, struct vm_area_struct *vma)
struct drm_file *priv = filp->private_data;
struct drm_device *dev = priv->minor->dev;
struct drm_gem_mm *mm = dev->mm_private;
- struct drm_map *map = NULL;
+ struct drm_local_map *map = NULL;
struct drm_gem_object *obj;
struct drm_hash_item *hash;
- unsigned long prot;
int ret = 0;
mutex_lock(&dev->struct_mutex);
@@ -538,11 +537,7 @@ int drm_gem_mmap(struct file *filp, struct vm_area_struct *vma)
vma->vm_ops = obj->dev->driver->gem_vm_ops;
vma->vm_private_data = map->handle;
/* FIXME: use pgprot_writecombine when available */
- prot = pgprot_val(vma->vm_page_prot);
-#ifdef CONFIG_X86
- prot |= _PAGE_CACHE_WC;
-#endif
- vma->vm_page_prot = __pgprot(prot);
+ vma->vm_page_prot = pgprot_writecombine(vma->vm_page_prot);
/* Take a ref for this mapping of the object, so that the fault
* handler can dereference the mmap offset's pointer to the object.