DocBook/drm: Insert missing `that'

      <para>

      <para>

	Finding & mapping resources is fairly straightforward.  The

	Finding & mapping resources is fairly straightforward.  The

	DRM wrapper functions, drm_get_resource_start() and

	DRM wrapper functions, drm_get_resource_start() and

	drm_get_resource_len() may be used to find BARs on the given

	drm_get_resource_len(), may be used to find BARs on the given

	drm_device struct.  Once those values have been retrieved, the

	drm_device struct.  Once those values have been retrieved, the

	driver load function can call drm_addmap() to create a new

	driver load function can call drm_addmap() to create a new

	mapping for the BAR in question.  Note you probably want a

	mapping for the BAR in question.  Note that you probably want a

	drm_local_map_t in your driver private structure to track any

	drm_local_map_t in your driver private structure to track any

	mappings you create.

	mappings you create.

<!-- !Fdrivers/gpu/drm/drm_bufs.c drm_get_resource_* -->

<!-- !Fdrivers/gpu/drm/drm_bufs.c drm_get_resource_* -->