qcacld-3.0: Modify DSC trans assert to check ancestors

Currently, APIs in the dsc_*_trans_assert() family assert a transition
is in flight on the given node itself. Instead, replace this API family
with another, dsc_*_assert_trans_protected(), which assert a
transition is in flight on the given node or any of its ancestors.

Change-Id: I5fb07000f955a49a4e5529806f4e49d9dbc8acb7
CRs-Fixed: 2347789

components/dsc/inc/wlan_dsc_vdev.h

@@ -99,12 +99,14 @@ QDF_STATUS dsc_vdev_trans_start_wait(struct dsc_vdev *vdev, const char *desc);
 void dsc_vdev_trans_stop(struct dsc_vdev *vdev);
 
 /**
- * dsc_vdev_trans_assert() - assert transition in flight on @vdev
- * @vdev: the vdev to assert transition in flight on
+ * dsc_vdev_assert_trans_protected() - assert @vdev is protected by a transition
+ * @vdev: the vdev to check
+ *
+ * The protecting transition may be in flight on @vdev or its ancestors.
  *
  * Return: None
  */
-void dsc_vdev_trans_assert(struct dsc_vdev *vdev);
+void dsc_vdev_assert_trans_protected(struct dsc_vdev *vdev);
 
 /**
  * dsc_vdev_op_start() - start an operation on @vdev