qcacmn: Add host roam preauth handling code for connection manager

Add host roam preauth handling code for connection manager

Change-Id: Ie2ee72bb33fe5706349d1eb13208a0cfcd15aacf
CRs-Fixed: 2954506

os_if/linux/mlme/inc/osif_cm_util.h

@@ -257,6 +257,40 @@ void osif_cm_unlink_bss(struct wlan_objmgr_vdev *vdev,
 			uint8_t *ssid, uint8_t ssid_len) {}
 #endif
 
+#ifdef WLAN_FEATURE_PREAUTH_ENABLE
+/**
+ * typedef osif_cm_ft_preauth_complete_cb: Callback to send fast
+ * transition event
+ * @vdev: vdev pointer
+ * @rsp: preauth response pointer
+ *
+ * This callback indicates legacy modules to send fast transition event
+ *
+ * Context: Any context.
+ * Return: QDF_STATUS
+ */
+typedef QDF_STATUS
+	(*osif_cm_ft_preauth_complete_cb)(struct wlan_objmgr_vdev *vdev,
+					  struct wlan_preauth_rsp *rsp);
+#ifdef FEATURE_WLAN_ESE
+/**
+ * typedef osif_cm_cckm_preauth_complete_cb: Callback to send cckm preauth
+ * indication to the supplicant via wireless custom event
+ * @vdev: vdev pointer
+ * @rsp: preauth response pointer
+ *
+ * This callback indicates legacy modules to send cckm preauth indication
+ * to the supplicant via wireless custom event
+ *
+ * Context: Any context.
+ * Return: QDF_STATUS
+ */
+typedef QDF_STATUS
+	(*osif_cm_cckm_preauth_complete_cb)(struct wlan_objmgr_vdev *vdev,
+					    struct wlan_preauth_rsp *rsp);
+#endif
+#endif
+
 /**
  * osif_cm_ops: connection manager legacy callbacks
  * @osif_cm_connect_comp_cb: callback for connect complete to legacy
@@ -269,6 +303,10 @@ void osif_cm_unlink_bss(struct wlan_objmgr_vdev *vdev,
  * 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
+ * @ft_preauth_complete_cb: callback to legacy module to send fast
+ * transition event
+ * @cckm_preauth_complete_cb: callback to legacy module to send cckm
+ * preauth indication to the supplicant via wireless custom event.
  */
 struct osif_cm_ops {
 	osif_cm_connect_comp_cb connect_complete_cb;
@@ -281,6 +319,12 @@ struct osif_cm_ops {
 #ifdef WLAN_FEATURE_FILS_SK
 	osif_cm_set_hlp_data_cb set_hlp_data_cb;
 #endif
+#ifdef WLAN_FEATURE_PREAUTH_ENABLE
+	osif_cm_ft_preauth_complete_cb ft_preauth_complete_cb;
+#ifdef FEATURE_WLAN_ESE
+	osif_cm_cckm_preauth_complete_cb cckm_preauth_complete_cb;
+#endif
+#endif
 };
 
 /**

os_if/linux/mlme/src/osif_cm_roam_rsp.c

@@ -386,7 +386,6 @@ void osif_indicate_reassoc_results(struct wlan_objmgr_vdev *vdev,
 	struct cfg80211_bss *bss;
 	struct ieee80211_channel *chan;
 	struct wlan_objmgr_psoc *psoc;
-	bool roam_offload = false;
 
 	if (QDF_IS_STATUS_ERROR(rsp->connect_status))
 		return;
@@ -395,8 +394,6 @@ void osif_indicate_reassoc_results(struct wlan_objmgr_vdev *vdev,
 	if (!psoc)
 		return;
 
-	ucfg_mlme_is_roam_scan_offload_enabled(psoc, &roam_offload);
-
 	chan = ieee80211_get_channel(osif_priv->wdev->wiphy,
 				     rsp->freq);
 	bss = wlan_cfg80211_get_bss(osif_priv->wdev->wiphy, chan,
@@ -404,7 +401,7 @@ void osif_indicate_reassoc_results(struct wlan_objmgr_vdev *vdev,
 				    rsp->ssid.length);
 	if (!bss)
 		osif_warn("not able to find bss");
-	if (!roam_offload || rsp->is_ft)
+	if (rsp->is_ft)
 		osif_cm_get_assoc_req_ie_data(&rsp->connect_ies.assoc_req,
 					      &req_len, &req_ie);
 	else
@@ -418,4 +415,32 @@ void osif_indicate_reassoc_results(struct wlan_objmgr_vdev *vdev,
 
 	osif_update_fils_hlp_data(dev, vdev, rsp);
 }
-#endif
+
+QDF_STATUS
+osif_pmksa_candidate_notify(struct wlan_objmgr_vdev *vdev,
+			    struct qdf_mac_addr *bssid,
+			    int index, bool preauth)
+{
+	struct vdev_osif_priv *osif_priv = wlan_vdev_get_ospriv(vdev);
+	struct wireless_dev *wdev;
+
+	if (!osif_priv) {
+		osif_err("Invalid vdev osif priv");
+		return QDF_STATUS_E_INVAL;
+	}
+
+	wdev = osif_priv->wdev;
+	if (!wdev) {
+		osif_err("wdev is null");
+		return QDF_STATUS_E_INVAL;
+	}
+
+	osif_debug("is going to notify supplicant of:");
+	osif_info(QDF_MAC_ADDR_FMT, QDF_MAC_ADDR_REF(bssid->bytes));
+
+	cfg80211_pmksa_candidate_notify(wdev->netdev, index,
+					bssid->bytes,
+					preauth, GFP_KERNEL);
+	return QDF_STATUS_SUCCESS;
+}
+#endif /* CONN_MGR_ADV_FEATURE */

os_if/linux/mlme/src/osif_cm_rsp.h

@@ -97,6 +97,20 @@ QDF_STATUS osif_connect_handler(struct wlan_objmgr_vdev *vdev,
 void osif_indicate_reassoc_results(struct wlan_objmgr_vdev *vdev,
 				   struct vdev_osif_priv *osif_priv,
 				   struct wlan_cm_connect_resp *rsp);
+
+/**
+ * @osif_pmksa_candidate_notify_cb: Roam pmksa candidate notify callback
+ * @vdev: vdev pointer
+ * @bssid: bssid
+ * @index: index
+ * @preauth: preauth flag
+ *
+ * Return: QDF_STATUS
+ */
+QDF_STATUS
+osif_pmksa_candidate_notify(struct wlan_objmgr_vdev *vdev,
+			    struct qdf_mac_addr *bssid,
+			    int index, bool preauth);
 #else
 static inline void
 osif_indicate_reassoc_results(struct wlan_objmgr_vdev *vdev,

os_if/linux/mlme/src/osif_cm_util.c

@@ -289,6 +289,41 @@ osif_cm_disable_netif_queue(struct wlan_objmgr_vdev *vdev)
 				       WLAN_STOP_ALL_NETIF_QUEUE_N_CARRIER,
 				       WLAN_CONTROL_PATH);
 }
+
+/**
+ * osif_cm_roam_sync_cb() - Roam sync callback
+ * @vdev: vdev pointer
+ *
+ * This callback indicates os_if that roam sync ind received
+ * so that os_if can stop all the activity on this connection
+ *
+ * Return: QDF_STATUS
+ */
+static QDF_STATUS
+osif_cm_roam_sync_cb(struct wlan_objmgr_vdev *vdev)
+{
+	osif_cm_napi_serialize(true);
+	return osif_cm_netif_queue_ind(vdev,
+				       WLAN_STOP_ALL_NETIF_QUEUE,
+				       WLAN_CONTROL_PATH);
+}
+
+/**
+ * @osif_pmksa_candidate_notify_cb: Roam pmksa candidate notify callback
+ * @vdev: vdev pointer
+ * @bssid: bssid
+ * @index: index
+ * @preauth: preauth flag
+ *
+ * Return: QDF_STATUS
+ */
+static QDF_STATUS
+osif_pmksa_candidate_notify_cb(struct wlan_objmgr_vdev *vdev,
+			       struct qdf_mac_addr *bssid,
+			       int index, bool preauth)
+{
+	return osif_pmksa_candidate_notify(vdev, bssid, index, preauth);
+}
 #else
 static inline QDF_STATUS
 osif_cm_disable_netif_queue(struct wlan_objmgr_vdev *vdev)
@@ -349,25 +384,6 @@ osif_cm_roam_abort_cb(struct wlan_objmgr_vdev *vdev)
 				       WLAN_CONTROL_PATH);
 }
 
-/**
- * osif_cm_roam_sync_cb() - Roam sync callback
- * @vdev: vdev pointer
- *
- * This callback indicates os_if that roam sync ind received
- * so that os_if can stop all the activity on this connection
- *
- * Return: QDF_STATUS
- */
-
-static QDF_STATUS
-osif_cm_roam_sync_cb(struct wlan_objmgr_vdev *vdev)
-{
-	osif_cm_napi_serialize(true);
-	return osif_cm_netif_queue_ind(vdev,
-				       WLAN_STOP_ALL_NETIF_QUEUE,
-				       WLAN_CONTROL_PATH);
-}
-
 /**
  * osif_cm_roam_cmpl_cb() - Roam sync complete callback
  * @vdev: vdev pointer
@@ -386,18 +402,84 @@ osif_cm_roam_cmpl_cb(struct wlan_objmgr_vdev *vdev)
 }
 #endif
 
+#ifdef WLAN_FEATURE_PREAUTH_ENABLE
+/**
+ * osif_cm_ft_preauth_cmpl_cb() - Roam ft preauth complete callback
+ * @vdev: vdev pointer
+ * @rsp: preauth response
+ *
+ * This callback indicates os_if that roam ft preauth is complete
+ * so that os_if can send fast transition event
+ *
+ * Return: QDF_STATUS
+ */
+
+static QDF_STATUS
+osif_cm_ft_preauth_cmpl_cb(struct wlan_objmgr_vdev *vdev,
+			   struct wlan_preauth_rsp *rsp)
+{
+	osif_cm_ft_preauth_complete_cb cb = NULL;
+	QDF_STATUS ret = QDF_STATUS_SUCCESS;
+
+	if (osif_cm_legacy_ops)
+		cb = osif_cm_legacy_ops->ft_preauth_complete_cb;
+	if (cb)
+		ret = cb(vdev, rsp);
+
+	return ret;
+}
+
+#ifdef FEATURE_WLAN_ESE
+/**
+ * osif_cm_cckm_preauth_cmpl_cb() - Roam cckm preauth complete callback
+ * @vdev: vdev pointer
+ * @rsp: preauth response
+ *
+ * This callback indicates os_if that roam cckm preauth is complete
+ * so that os_if can send cckm preauth indication to the supplicant
+ * via wireless custom event.
+ *
+ * Return: QDF_STATUS
+ */
+
+static QDF_STATUS
+osif_cm_cckm_preauth_cmpl_cb(struct wlan_objmgr_vdev *vdev,
+			     struct wlan_preauth_rsp *rsp)
+{
+	osif_cm_cckm_preauth_complete_cb cb = NULL;
+	QDF_STATUS ret = QDF_STATUS_SUCCESS;
+
+	if (osif_cm_legacy_ops)
+		cb = osif_cm_legacy_ops->cckm_preauth_complete_cb;
+	if (cb)
+		ret = cb(vdev, rsp);
+
+	return ret;
+}
+#endif
+#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 CONN_MGR_ADV_FEATURE
+	.mlme_cm_roam_sync_cb = osif_cm_roam_sync_cb,
+	.mlme_cm_pmksa_candidate_notify_cb = osif_pmksa_candidate_notify_cb,
+#endif
 #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,
-	.mlme_cm_roam_sync_cb = osif_cm_roam_sync_cb,
 	.mlme_cm_roam_cmpl_cb = osif_cm_roam_cmpl_cb,
 #endif
+#ifdef WLAN_FEATURE_PREAUTH_ENABLE
+	.mlme_cm_ft_preauth_cmpl_cb = osif_cm_ft_preauth_cmpl_cb,
+#ifdef FEATURE_WLAN_ESE
+	.mlme_cm_cckm_preauth_cmpl_cb = osif_cm_cckm_preauth_cmpl_cb,
+#endif
+#endif
 };
 
 /**