drm/virtio: Add tabs at the start of a line

This patch fixes the checkpatch.pl errors:

drivers/gpu/drm/virtio/virtgpu_drv.h:371: ERROR: code indent should use
tabs where possible
...
Signed-off-by: Rodrigo Siqueira <rodrigosiqueiramelo@gmail.com>
Reviewed-by: Gurchetan Singh <gurchetansingh@chromium.org>
Link: http://patchwork.freedesktop.org/patch/msgid/1c77c233d4454ee2bdb85beaf17d413e310fac0a.1519343668.git.rodrigosiqueiramelo@gmail.comSigned-off-by: Gerd Hoffmann <kraxel@redhat.com>

drivers/gpu/drm/virtio/virtgpu_display.c

@@ -387,7 +387,7 @@ int virtio_gpu_modeset_init(struct virtio_gpu_device *vgdev)
 	for (i = 0 ; i < vgdev->num_scanouts; ++i)
 		vgdev_output_init(vgdev, i);
 
-        drm_mode_config_reset(vgdev->ddev);
+	drm_mode_config_reset(vgdev->ddev);
 	return 0;
 }
 

drivers/gpu/drm/virtio/virtgpu_drv.h

@@ -363,12 +363,12 @@ int virtgpu_gem_prime_pin(struct drm_gem_object *obj);
 void virtgpu_gem_prime_unpin(struct drm_gem_object *obj);
 struct sg_table *virtgpu_gem_prime_get_sg_table(struct drm_gem_object *obj);
 struct drm_gem_object *virtgpu_gem_prime_import_sg_table(
-        struct drm_device *dev, struct dma_buf_attachment *attach,
-        struct sg_table *sgt);
+	struct drm_device *dev, struct dma_buf_attachment *attach,
+	struct sg_table *sgt);
 void *virtgpu_gem_prime_vmap(struct drm_gem_object *obj);
 void virtgpu_gem_prime_vunmap(struct drm_gem_object *obj, void *vaddr);
 int virtgpu_gem_prime_mmap(struct drm_gem_object *obj,
-                                struct vm_area_struct *vma);
+			   struct vm_area_struct *vma);
 
 static inline struct virtio_gpu_object*
 virtio_gpu_object_ref(struct virtio_gpu_object *bo)