Those should not be modified (and are not) by the core code, so make them const.
This also makes them consistent with the same members of snd_soc_codec.
Signed-off-by: Lars-Peter Clausen <lars@metafoo.de>
Acked-by: Liam Girdwood <lrg@ti.com>
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
        /*
         * Card-specific routes and widgets.
         */
-       struct snd_soc_dapm_widget *dapm_widgets;
+       const struct snd_soc_dapm_widget *dapm_widgets;
        int num_dapm_widgets;
-       struct snd_soc_dapm_route *dapm_routes;
+       const struct snd_soc_dapm_route *dapm_routes;
        int num_dapm_routes;
 
        struct work_struct deferred_resume_work;