From 60170971bdb3936d009b8a612dee92cfe07c339e Mon Sep 17 00:00:00 2001
From: Akshai M <akshai.kannan@gmail.com>
Date: Fri, 17 Jul 2020 20:16:33 +0530
Subject: [PATCH] net/l2filter : Update documentation

---
 drivers/include/net/netdev.h | 8 ++++----
 sys/include/net/l2filter.h   | 8 +++++++-
 2 files changed, 11 insertions(+), 5 deletions(-)

diff --git a/drivers/include/net/netdev.h b/drivers/include/net/netdev.h
index cc57356aeb..4690d0eeca 100644
--- a/drivers/include/net/netdev.h
+++ b/drivers/include/net/netdev.h
@@ -281,11 +281,11 @@ typedef void (*netdev_event_cb_t)(netdev_t *dev, netdev_event_t event);
  * be used by upper layers to store reference information.
  */
 struct netdev {
-    const struct netdev_driver *driver;     /**< ptr to that driver's interface. */
-    netdev_event_cb_t event_callback;       /**< callback for device events */
-    void *context;                          /**< ptr to network stack context */
+    const struct netdev_driver *driver;            /**< ptr to that driver's interface. */
+    netdev_event_cb_t event_callback;              /**< callback for device events */
+    void *context;                                 /**< ptr to network stack context */
 #ifdef MODULE_NETDEV_LAYER
-    netdev_t *lower;                        /**< ptr to the lower netdev layer */
+    netdev_t *lower;                               /**< ptr to the lower netdev layer */
 #endif
 #ifdef MODULE_L2FILTER
     l2filter_t filter[CONFIG_L2FILTER_LISTSIZE];   /**< link layer address filters */
diff --git a/sys/include/net/l2filter.h b/sys/include/net/l2filter.h
index 56a90496c5..e1b7885e39 100644
--- a/sys/include/net/l2filter.h
+++ b/sys/include/net/l2filter.h
@@ -40,6 +40,11 @@
 extern "C" {
 #endif
 
+/**
+ * @defgroup net_l2filter_conf Link layer address filter compile configurations
+ * @ingroup config
+ * @{
+ */
 /**
  * @brief   Maximal length of addresses that can be stored in the filter list
  */
@@ -53,6 +58,7 @@ extern "C" {
 #ifndef CONFIG_L2FILTER_LISTSIZE
 #define CONFIG_L2FILTER_LISTSIZE               (8U)
 #endif
+/** @} */
 
 /**
  * @brief   Filter list entries
@@ -63,7 +69,7 @@ extern "C" {
  */
 typedef struct {
     uint8_t addr[CONFIG_L2FILTER_ADDR_MAXLEN];     /**< link layer address */
-    size_t addr_len;                        /**< address length in byte */
+    size_t addr_len;                               /**< address length in byte */
 } l2filter_t;
 
 /**