X-Git-Url: http://git.droids-corp.org/?a=blobdiff_plain;f=examples%2Fl2fwd-event%2Fl2fwd_common.c;h=ab341e55b299785bdde7a5f12b46d1d40138f026;hb=50d22ef9453c5c6033effeed93043ca784c1ce0b;hp=c206415d07ebc1cd5b55964bc3984874f980ce0f;hpb=4ff457986f760a9d96a2bc82e3f24f2817cd33aa;p=dpdk.git

diff --git a/examples/l2fwd-event/l2fwd_common.c b/examples/l2fwd-event/l2fwd_common.c
index c206415d07..ab341e55b2 100644
--- a/examples/l2fwd-event/l2fwd_common.c
+++ b/examples/l2fwd-event/l2fwd_common.c
@@ -1,3 +1,7 @@
+/* SPDX-License-Identifier: BSD-3-Clause
+ * Copyright(C) 2019 Marvell International Ltd.
+ */
+
 #include "l2fwd_common.h"
 
 int
@@ -18,6 +22,12 @@ l2fwd_event_init_ports(struct l2fwd_resources *rsrc)
 	uint16_t port_id;
 	int ret;
 
+	if (rsrc->event_mode) {
+		port_conf.rxmode.mq_mode = ETH_MQ_RX_RSS;
+		port_conf.rx_adv_conf.rss_conf.rss_key = NULL;
+		port_conf.rx_adv_conf.rss_conf.rss_hf = ETH_RSS_IP;
+	}
+
 	/* Initialise each port */
 	RTE_ETH_FOREACH_DEV(port_id) {
 		struct rte_eth_conf local_port_conf = port_conf;
@@ -35,7 +45,22 @@ l2fwd_event_init_ports(struct l2fwd_resources *rsrc)
 		/* init port */
 		printf("Initializing port %u... ", port_id);
 		fflush(stdout);
-		rte_eth_dev_info_get(port_id, &dev_info);
+
+		ret = rte_eth_dev_info_get(port_id, &dev_info);
+		if (ret != 0)
+			rte_panic("Error during getting device (port %u) info: %s\n",
+				  port_id, strerror(-ret));
+		local_port_conf.rx_adv_conf.rss_conf.rss_hf &=
+			dev_info.flow_type_rss_offloads;
+		if (local_port_conf.rx_adv_conf.rss_conf.rss_hf !=
+				port_conf.rx_adv_conf.rss_conf.rss_hf) {
+			printf("Port %u modified RSS hash function based on hardware support,"
+			       "requested:%#"PRIx64" configured:%#"PRIx64"",
+				port_id,
+				port_conf.rx_adv_conf.rss_conf.rss_hf,
+				local_port_conf.rx_adv_conf.rss_conf.rss_hf);
+		}
+
 		if (dev_info.tx_offload_capa & DEV_TX_OFFLOAD_MBUF_FAST_FREE)
 			local_port_conf.txmode.offloads |=
 				DEV_TX_OFFLOAD_MBUF_FAST_FREE;