rpmsg: glink: Store edge name for glink device

Channels may need to identify the edge their channel was probed for. Store the edge name by reading the label property from device tree or default to the node name. Signed-off-by: Chris Lew <[email protected]> Signed-off-by: Arun Kumar Neelakantam <[email protected]> Signed-off-by: Bjorn Andersson <[email protected]>
niw · Jul 31, 2018 · 475452f · 475452f
1 parent 52cd704
commit 475452f
Showing 1 changed file with 6 additions and 0 deletions.
diff --git a/drivers/rpmsg/qcom_glink_native.c b/drivers/rpmsg/qcom_glink_native.c
@@ -96,6 +96,8 @@ struct glink_core_rx_intent {
 struct qcom_glink {
 	struct device *dev;
 
+	const char *name;
+
 	struct mbox_client mbox_client;
 	struct mbox_chan *mbox_chan;
 
@@ -1575,6 +1577,10 @@ struct qcom_glink *qcom_glink_native_probe(struct device *dev,
 	idr_init(&glink->lcids);
 	idr_init(&glink->rcids);
 
+	ret = of_property_read_string(dev->of_node, "label", &glink->name);
+	if (ret < 0)
+		glink->name = dev->of_node->name;
+
 	glink->mbox_client.dev = dev;
 	glink->mbox_client.knows_txdone = true;
 	glink->mbox_chan = mbox_request_channel(&glink->mbox_client, 0);