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-rw-r--r--drivers/firmware/arm_scmi/driver.c2
-rw-r--r--drivers/firmware/arm_scmi/notify.c4
2 files changed, 6 insertions, 0 deletions
diff --git a/drivers/firmware/arm_scmi/driver.c b/drivers/firmware/arm_scmi/driver.c
index 36d80661d473..1cbd2b06e523 100644
--- a/drivers/firmware/arm_scmi/driver.c
+++ b/drivers/firmware/arm_scmi/driver.c
@@ -1138,6 +1138,8 @@ scmi_txrx_setup(struct scmi_info *info, struct device *dev, int prot_id)
* @proto_id and @name: if device was still not existent it is created as a
* child of the specified SCMI instance @info and its transport properly
* initialized as usual.
+ *
+ * Return: A properly initialized scmi device, NULL otherwise.
*/
static inline struct scmi_device *
scmi_get_protocol_device(struct device_node *np, struct scmi_info *info,
diff --git a/drivers/firmware/arm_scmi/notify.c b/drivers/firmware/arm_scmi/notify.c
index d860bebd984a..0efd20cd9d69 100644
--- a/drivers/firmware/arm_scmi/notify.c
+++ b/drivers/firmware/arm_scmi/notify.c
@@ -1457,6 +1457,8 @@ static void scmi_devm_release_notifier(struct device *dev, void *res)
*
* Generic devres managed helper to register a notifier_block against a
* protocol event.
+ *
+ * Return: 0 on Success
*/
static int scmi_devm_notifier_register(struct scmi_device *sdev,
u8 proto_id, u8 evt_id,
@@ -1523,6 +1525,8 @@ static int scmi_devm_notifier_match(struct device *dev, void *res, void *data)
* Generic devres managed helper to explicitly un-register a notifier_block
* against a protocol event, which was previously registered using the above
* @scmi_devm_notifier_register.
+ *
+ * Return: 0 on Success
*/
static int scmi_devm_notifier_unregister(struct scmi_device *sdev,
u8 proto_id, u8 evt_id,