driver: net: ldpaa: Report back only error frames for tx

Management Complex FW 9.0 puts a new requirement to provide Tx
confirmation and error queue configuration by calling
dpni_set_tx_conf API.

Configure report of only error frames for a tx frame.

Signed-off-by: Prabhakar Kushwaha <prabhakar@freescale.com>
Reviewed-by: York Sun <york.sun@nxp.com>
diff --git a/drivers/net/ldpaa_eth/ldpaa_eth.c b/drivers/net/ldpaa_eth/ldpaa_eth.c
index 09163a6..5138e78 100644
--- a/drivers/net/ldpaa_eth/ldpaa_eth.c
+++ b/drivers/net/ldpaa_eth/ldpaa_eth.c
@@ -783,6 +783,7 @@
 {
 	struct dpni_pools_cfg pools_params;
 	struct dpni_tx_flow_cfg dflt_tx_flow;
+	struct dpni_tx_conf_cfg tx_conf_cfg;
 	int err = 0;
 
 	pools_params.num_dpbp = 1;
@@ -807,6 +808,17 @@
 		return err;
 	}
 
+	memset(&tx_conf_cfg, 0, sizeof(struct dpni_tx_conf_cfg));
+	tx_conf_cfg.errors_only = true;
+	/*Set tx-conf and error configuration*/
+	err = dpni_set_tx_conf(dflt_mc_io, MC_CMD_NO_FLAGS,
+			       dflt_dpni->dpni_handle,
+			       priv->tx_flow_id, &tx_conf_cfg);
+	if (err) {
+		printf("dpni_set_tx_conf() failed\n");
+		return err;
+	}
+
 	return 0;
 }