drm/virtio: Replace instances of reference/unreference with get/put

Replace reference/unreference with get/put as it is consistent
with the kernel coding style. Done using the following semantic
patch by coccinelle.

@r@
expression e;
@@

-drm_gem_object_unreference_unlocked(e);
+drm_gem_object_put_unlocked(e);

Signed-off-by: Srishti Sharma <srishtishar@gmail.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Link: https://patchwork.freedesktop.org/patch/msgid/1506679419-7130-1-git-send-email-srishtishar@gmail.com
diff --git a/drivers/gpu/drm/virtio/virtgpu_ioctl.c b/drivers/gpu/drm/virtio/virtgpu_ioctl.c
index b94bd54..0528edb 100644
--- a/drivers/gpu/drm/virtio/virtgpu_ioctl.c
+++ b/drivers/gpu/drm/virtio/virtgpu_ioctl.c
@@ -86,7 +86,7 @@ static void virtio_gpu_unref_list(struct list_head *head)
 		bo = buf->bo;
 		qobj = container_of(bo, struct virtio_gpu_object, tbo);
 
-		drm_gem_object_unreference_unlocked(&qobj->gem_base);
+		drm_gem_object_put_unlocked(&qobj->gem_base);
 	}
 }
 
@@ -304,7 +304,7 @@ static int virtio_gpu_resource_create_ioctl(struct drm_device *dev, void *data,
 		}
 		return ret;
 	}
-	drm_gem_object_unreference_unlocked(obj);
+	drm_gem_object_put_unlocked(obj);
 
 	rc->res_handle = res_id; /* similiar to a VM address */
 	rc->bo_handle = handle;
@@ -341,7 +341,7 @@ static int virtio_gpu_resource_info_ioctl(struct drm_device *dev, void *data,
 
 	ri->size = qobj->gem_base.size;
 	ri->res_handle = qobj->hw_res_handle;
-	drm_gem_object_unreference_unlocked(gobj);
+	drm_gem_object_put_unlocked(gobj);
 	return 0;
 }
 
@@ -389,7 +389,7 @@ static int virtio_gpu_transfer_from_host_ioctl(struct drm_device *dev,
 out_unres:
 	virtio_gpu_object_unreserve(qobj);
 out:
-	drm_gem_object_unreference_unlocked(gobj);
+	drm_gem_object_put_unlocked(gobj);
 	return ret;
 }
 
@@ -439,7 +439,7 @@ static int virtio_gpu_transfer_to_host_ioctl(struct drm_device *dev, void *data,
 out_unres:
 	virtio_gpu_object_unreserve(qobj);
 out:
-	drm_gem_object_unreference_unlocked(gobj);
+	drm_gem_object_put_unlocked(gobj);
 	return ret;
 }
 
@@ -462,7 +462,7 @@ static int virtio_gpu_wait_ioctl(struct drm_device *dev, void *data,
 		nowait = true;
 	ret = virtio_gpu_object_wait(qobj, nowait);
 
-	drm_gem_object_unreference_unlocked(gobj);
+	drm_gem_object_put_unlocked(gobj);
 	return ret;
 }