drivers: eth_nxp_imx_netc: allow to transmit DSA tag frame

Allowed to transmit DSA tag frame.

Signed-off-by: Yangbo Lu <[email protected]>

Author: yangbolu1991

drivers/ethernet/nxp_imx_netc/eth_nxp_imx_netc.c

@@ -294,7 +294,6 @@ int netc_eth_init_common(const struct device *dev)
 
 int netc_eth_tx(const struct device *dev, struct net_pkt *pkt)
 {
-	const struct netc_eth_config *cfg = dev->config;
 	struct netc_eth_data *data = dev->data;
 	netc_buffer_struct_t buff = {.buffer = data->tx_buff, .length = sizeof(data->tx_buff)};
 	netc_frame_struct_t frame = {.buffArray = &buff, .length = 1};
@@ -303,6 +302,7 @@ int netc_eth_tx(const struct device *dev, struct net_pkt *pkt)
 	size_t pkt_len = net_pkt_get_len(pkt);
 #if defined(NETC_HAS_NO_SWITCH_TAG_SUPPORT)
 	struct ethernet_context *eth_ctx = net_if_l2_data(data->iface);
+	const struct netc_eth_config *cfg = dev->config;
 #endif
 	status_t result;
 	int ret;
@@ -314,18 +314,16 @@ int netc_eth_tx(const struct device *dev, struct net_pkt *pkt)
 
 	iface_dst = data->iface;
 
-	if (cfg->pseudo_mac) {
 #if defined(NETC_HAS_NO_SWITCH_TAG_SUPPORT)
+	if (cfg->pseudo_mac) {
 		/* DSA conduit port not used */
 		if (eth_ctx->dsa_port != DSA_CONDUIT_PORT) {
 			return -ENOSYS;
 		}
 		/* DSA driver redirects the iface */
 		iface_dst = pkt->iface;
-#else
-		return -ENOSYS;
-#endif
 	}
+#endif
 
 	k_mutex_lock(&data->tx_mutex, K_FOREVER);