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-rw-r--r--drivers/firmware/arm_scmi/bus.c9
1 files changed, 9 insertions, 0 deletions
diff --git a/drivers/firmware/arm_scmi/bus.c b/drivers/firmware/arm_scmi/bus.c
index 3714e6307b05..db55c43a2cbd 100644
--- a/drivers/firmware/arm_scmi/bus.c
+++ b/drivers/firmware/arm_scmi/bus.c
@@ -60,6 +60,11 @@ static int scmi_protocol_init(int protocol_id, struct scmi_handle *handle)
return fn(handle);
}
+static int scmi_protocol_dummy_init(struct scmi_handle *handle)
+{
+ return 0;
+}
+
static int scmi_dev_probe(struct device *dev)
{
struct scmi_driver *scmi_drv = to_scmi_driver(dev->driver);
@@ -78,6 +83,10 @@ static int scmi_dev_probe(struct device *dev)
if (ret)
return ret;
+ /* Skip protocol initialisation for additional devices */
+ idr_replace(&scmi_protocols, &scmi_protocol_dummy_init,
+ scmi_dev->protocol_id);
+
return scmi_drv->probe(scmi_dev);
}