[noup] zephyr: Add CAC support if AP started on DFS channel

If AP starts on DFS channel, hostapd will wait for CAC start and
finish event. Added CAC callback functions in Zephyr driver.

Signed-off-by: Hui Bai <hui.bai@nxp.com>

src/drivers/driver_zephyr.c

@@ -972,6 +972,26 @@ static void wpa_drv_zep_event_ecsa_complete(struct zep_drv_if_ctx *if_ctx, union
 	wpa_supplicant_event_wrapper(if_ctx->supp_if_ctx, EVENT_CH_SWITCH, event);
 }
 
+static void wpa_drv_zep_event_dfs_cac_started(struct zep_drv_if_ctx *if_ctx, union wpa_event_data *event)
+{
+#ifdef CONFIG_WIFI_NM_HOSTAPD_AP
+	if (if_ctx->hapd)
+		hostapd_event_wrapper(if_ctx->hapd, EVENT_DFS_CAC_STARTED, event);
+	else
+#endif
+		wpa_supplicant_event_wrapper(if_ctx->supp_if_ctx, EVENT_DFS_CAC_STARTED, event);
+}
+
+static void wpa_drv_zep_event_dfs_cac_finished(struct zep_drv_if_ctx *if_ctx, union wpa_event_data *event)
+{
+#ifdef CONFIG_WIFI_NM_HOSTAPD_AP
+	if (if_ctx->hapd)
+		hostapd_event_wrapper(if_ctx->hapd, EVENT_DFS_CAC_FINISHED, event);
+	else
+#endif
+		wpa_supplicant_event_wrapper(if_ctx->supp_if_ctx, EVENT_DFS_CAC_FINISHED, event);
+}
+
 static struct hostapd_hw_modes *
 wpa_driver_wpa_supp_postprocess_modes(struct hostapd_hw_modes *modes,
 		u16 *num_modes)
@@ -1311,6 +1331,8 @@ static void *wpa_drv_zep_hapd_init(struct hostapd_data *hapd, struct wpa_init_pa
 	callbk_fns.mac_changed       = wpa_drv_zep_event_mac_changed;
 	callbk_fns.chan_list_changed = wpa_drv_zep_event_chan_list_changed;
 	callbk_fns.ecsa_complete     = wpa_drv_zep_event_ecsa_complete;
+	callbk_fns.dfs_cac_started   = wpa_drv_zep_event_dfs_cac_started;
+	callbk_fns.dfs_cac_finished  = wpa_drv_zep_event_dfs_cac_finished;
 
 	if_ctx->dev_priv = dev_ops->hapd_init(if_ctx, params->ifname, &callbk_fns);
 	if (!if_ctx->dev_priv) {

src/drivers/driver_zephyr.h

@@ -201,6 +201,12 @@ struct zep_wpa_supp_dev_callbk_fns {
 
 	void (*ecsa_complete)(struct zep_drv_if_ctx *if_ctx,
 			      union wpa_event_data *event);
+
+	void (*dfs_cac_started)(struct zep_drv_if_ctx *if_ctx,
+				union wpa_event_data *event);
+
+	void (*dfs_cac_finished)(struct zep_drv_if_ctx *if_ctx,
+				 union wpa_event_data *event);
 };
 
 struct zep_hostapd_dev_callbk_fns