drivers: base: Helpers for adding device connection descriptions

Introducing helpers for adding and removing multiple device
connection descriptions at once.

Acked-by: Hans de Goede <hdegoede@redhat.com>
Tested-by: Hans de Goede <hdegoede@redhat.com>
Signed-off-by: Heikki Krogerus <heikki.krogerus@linux.intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

diff --git a/include/linux/device.h b/include/linux/device.h
index 8f88254..3f1066a 100644 (file)
--- a/include/linux/device.h
+++ b/include/linux/device.h
@@ -774,6 +774,30 @@ void device_connection_add(struct device_connection *con);
 void device_connection_remove(struct device_connection *con);
 
 /**
+ * device_connections_add - Add multiple device connections at once
+ * @cons: Zero terminated array of device connection descriptors
+ */
+static inline void device_connections_add(struct device_connection *cons)
+{
+       struct device_connection *c;
+
+       for (c = cons; c->endpoint[0]; c++)
+               device_connection_add(c);
+}
+
+/**
+ * device_connections_remove - Remove multiple device connections at once
+ * @cons: Zero terminated array of device connection descriptors
+ */
+static inline void device_connections_remove(struct device_connection *cons)
+{
+       struct device_connection *c;
+
+       for (c = cons; c->endpoint[0]; c++)
+               device_connection_remove(c);
+}
+
+/**
  * enum device_link_state - Device link states.
  * @DL_STATE_NONE: The presence of the drivers is not being tracked.
  * @DL_STATE_DORMANT: None of the supplier/consumer drivers is present.