doc: kernel: workqueue: explicitly mention K_WORK_DEFINE
Point out that this macro can be used to avoid the need to initialize
a work item. This is still of limited use since it can't statically
initialize a work item within another structure.
Signed-off-by: Peter Bigot <peter.bigot@nordicsemi.no>
diff --git a/doc/reference/kernel/threads/workqueue.rst b/doc/reference/kernel/threads/workqueue.rst
index 2861e18..14346a88 100644
--- a/doc/reference/kernel/threads/workqueue.rst
+++ b/doc/reference/kernel/threads/workqueue.rst
@@ -245,7 +245,9 @@
======================
A work item is defined using a variable of type :c:struct:`k_work`. It must
-be initialized by calling :c:func:`k_work_init`.
+be initialized by calling :c:func:`k_work_init`, unless it is defined using
+:c:macro:`K_WORK_DEFINE` in which case initialization is performed at
+compile-time.
An initialized work item can be submitted to the system workqueue by
calling :c:func:`k_work_submit`, or to a specified workqueue by
