ASoC: topology: Add callback for DAPM route load/unload
Add a callback fro clients for notification about DAPM route loading and
unloading.
Signed-off-by: Liam Girdwood <liam.r.girdwood@linux.intel.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
diff --git a/sound/soc/soc-topology.c b/sound/soc/soc-topology.c
index 9b33260..05d177d 100644
--- a/sound/soc/soc-topology.c
+++ b/sound/soc/soc-topology.c
@@ -1105,6 +1105,17 @@ static int soc_tplg_kcontrol_elems_load(struct soc_tplg *tplg,
return 0;
}
+/* optionally pass new dynamic kcontrol to component driver. */
+static int soc_tplg_add_route(struct soc_tplg *tplg,
+ struct snd_soc_dapm_route *route)
+{
+ if (tplg->comp && tplg->ops && tplg->ops->dapm_route_load)
+ return tplg->ops->dapm_route_load(tplg->comp, tplg->index,
+ route);
+
+ return 0;
+}
+
static int soc_tplg_dapm_graph_elems_load(struct soc_tplg *tplg,
struct snd_soc_tplg_hdr *hdr)
{
@@ -1153,6 +1164,8 @@ static int soc_tplg_dapm_graph_elems_load(struct soc_tplg *tplg,
else
route.control = elem->control;
+ soc_tplg_add_route(tplg, &route);
+
/* add route, but keep going if some fail */
snd_soc_dapm_add_routes(dapm, &route, 1);
}