qcacmn: Support roam start and roam abort request in CM

Add support for roam start and roam abort request
in connection manager.

CRs-Fixed: 2882233
Change-Id: I5780e7f22363ee6014d39b0df9cb068b4afdd71c

os_if/linux/mlme/inc/osif_cm_util.h

@@ -217,6 +217,20 @@ typedef QDF_STATUS
 				       enum netif_action_type action,
 				       enum netif_reason_type reason);
 
+/**
+ * typedef os_if_cm_napi_serialize_ctrl_cb: Callback to update
+ * NAPI serialization
+ * @action: bool action to take on napi serialization
+ *
+ * This callback indicates legacy modules to take the actions
+ * related to napi serialization
+ *
+ * Context: Any context.
+ * Return: QDF_STATUS
+ */
+typedef QDF_STATUS
+	(*os_if_cm_napi_serialize_ctrl_cb)(bool action);
+
 /**
  * osif_cm_unlink_bss() - function to unlink bss from kernel and scan database
  * on connect timeouts reasons
@@ -251,6 +265,8 @@ void osif_cm_unlink_bss(struct wlan_objmgr_vdev *vdev,
  * legacy modules
  * @osif_cm_netif_queue_ctrl_cb: callback to legacy module to take
  * actions on netif queue
+ * @os_if_cm_napi_serialize_ctrl_cb: callback to legacy module to take
+ * actions on napi serialization
  * @save_gtk_cb : callback to legacy module to save gtk
  * @set_hlp_data_cb: callback to legacy module to save hlp data
  */
@@ -259,6 +275,7 @@ struct osif_cm_ops {
 	osif_cm_disconnect_comp_cb disconnect_complete_cb;
 #ifdef CONN_MGR_ADV_FEATURE
 	osif_cm_netif_queue_ctrl_cb netif_queue_control_cb;
+	os_if_cm_napi_serialize_ctrl_cb napi_serialize_control_cb;
 #endif
 #ifdef WLAN_FEATURE_FILS_SK
 	osif_cm_save_gtk_cb save_gtk_cb;
@@ -314,6 +331,18 @@ QDF_STATUS osif_cm_disconnect_comp_ind(struct wlan_objmgr_vdev *vdev,
 QDF_STATUS osif_cm_netif_queue_ind(struct wlan_objmgr_vdev *vdev,
 				   enum netif_action_type action,
 				   enum netif_reason_type reason);
+
+/**
+ * osif_cm_napi_serialize() - Function to indicate napi serialize
+ * action to legacy module
+ * @action: Action to take on napi serialization
+ *
+ * This function indicates to take the actions related to napi activities
+ *
+ * Context: Any context.
+ * Return: QDF_STATUS
+ */
+QDF_STATUS osif_cm_napi_serialize(bool action);
 #endif
 
 #ifdef WLAN_FEATURE_FILS_SK

os_if/linux/mlme/src/osif_cm_util.c

@@ -296,6 +296,7 @@ osif_cm_disable_netif_queue(struct wlan_objmgr_vdev *vdev)
 	return QDF_STATUS_SUCCESS;
 }
 #endif
+
 /**
  * osif_cm_disconnect_start_cb() - Disconnect start callback
  * @vdev: vdev pointer
@@ -312,12 +313,53 @@ osif_cm_disconnect_start_cb(struct wlan_objmgr_vdev *vdev)
 	return osif_cm_disable_netif_queue(vdev);
 }
 
+#ifdef WLAN_FEATURE_ROAM_OFFLOAD
+/**
+ * osif_cm_roam_start_cb() - Roam start callback
+ * @vdev: vdev pointer
+ *
+ * This callback indicates os_if that roaming has started
+ * so that os_if can stop all the activity on this connection
+ *
+ * Return: QDF_STATUS
+ */
+static QDF_STATUS
+osif_cm_roam_start_cb(struct wlan_objmgr_vdev *vdev)
+{
+	return osif_cm_netif_queue_ind(vdev,
+				       WLAN_STOP_ALL_NETIF_QUEUE,
+				       WLAN_CONTROL_PATH);
+}
+
+/**
+ * osif_cm_roam_abort_cb() - Roam abort callback
+ * @vdev: vdev pointer
+ *
+ * This callback indicates os_if that roaming has been aborted
+ * so that os_if can stop all the activity on this connection
+ *
+ * Return: QDF_STATUS
+ */
+static QDF_STATUS
+osif_cm_roam_abort_cb(struct wlan_objmgr_vdev *vdev)
+{
+	osif_cm_napi_serialize(false);
+	return osif_cm_netif_queue_ind(vdev,
+				       WLAN_WAKE_ALL_NETIF_QUEUE,
+				       WLAN_CONTROL_PATH);
+}
+#endif
+
 static struct mlme_cm_ops cm_ops = {
 	.mlme_cm_connect_complete_cb = osif_cm_connect_complete_cb,
 	.mlme_cm_failed_candidate_cb = osif_cm_failed_candidate_cb,
 	.mlme_cm_update_id_and_src_cb = osif_cm_update_id_and_src_cb,
 	.mlme_cm_disconnect_complete_cb = osif_cm_disconnect_complete_cb,
 	.mlme_cm_disconnect_start_cb = osif_cm_disconnect_start_cb,
+#ifdef WLAN_FEATURE_ROAM_OFFLOAD
+	.mlme_cm_roam_start_cb = osif_cm_roam_start_cb,
+	.mlme_cm_roam_abort_cb = osif_cm_roam_abort_cb,
+#endif
 };
 
 /**
@@ -417,8 +459,20 @@ QDF_STATUS osif_cm_netif_queue_ind(struct wlan_objmgr_vdev *vdev,
 
 	return ret;
 }
-#endif
 
+QDF_STATUS osif_cm_napi_serialize(bool action)
+{
+	os_if_cm_napi_serialize_ctrl_cb cb = NULL;
+	QDF_STATUS ret = QDF_STATUS_SUCCESS;
+
+	if (osif_cm_legacy_ops)
+		cb = osif_cm_legacy_ops->napi_serialize_control_cb;
+	if (cb)
+		ret = cb(action);
+
+	return ret;
+}
+#endif
 #ifdef WLAN_FEATURE_FILS_SK
 QDF_STATUS osif_cm_save_gtk(struct wlan_objmgr_vdev *vdev,
 			    struct wlan_cm_connect_resp *rsp)