int exynos_drm_gem_mmap_ioctl(struct drm_device *dev, void *data,
struct drm_file *file_priv);
+int exynos_drm_gem_mmap_buffer(struct file *filp,
+ struct vm_area_struct *vma);
+
/* map user space allocated by malloc to pages. */
int exynos_drm_gem_userptr_ioctl(struct drm_device *dev, void *data,
struct drm_file *file_priv);