[dpdk-dev] [PATCH v2 35/39] examples/packet_ordering: convert to new ethdev offloads API

Shahaf Shuler shahafs at mellanox.com
Tue Dec 12 13:35:28 CET 2017


Ethdev offloads API has changed since:

commit ce17eddefc20 ("ethdev: introduce Rx queue offloads API")
commit cba7f53b717d ("ethdev: introduce Tx queue offloads API")

This commit support the new API.

Signed-off-by: Shahaf Shuler <shahafs at mellanox.com>
---
 examples/packet_ordering/main.c | 32 ++++++++++++++++++++++++++++++--
 1 file changed, 30 insertions(+), 2 deletions(-)

diff --git a/examples/packet_ordering/main.c b/examples/packet_ordering/main.c
index 3add7be..4a58e4d 100644
--- a/examples/packet_ordering/main.c
+++ b/examples/packet_ordering/main.c
@@ -64,7 +64,14 @@
 
 static struct rte_mempool *mbuf_pool;
 
-static struct rte_eth_conf port_conf_default;
+static struct rte_eth_conf port_conf_default = {
+	.rxmode = {
+		.ignore_offload_bitfield = 1,
+	},
+	.txmode = {
+		.offloads = DEV_TX_OFFLOAD_MBUF_FAST_FREE,
+	},
+};
 
 struct worker_thread_args {
 	struct rte_ring *ring_in;
@@ -293,10 +300,28 @@ struct send_thread_args {
 	uint16_t q;
 	uint16_t nb_rxd = RX_DESC_PER_QUEUE;
 	uint16_t nb_txd = TX_DESC_PER_QUEUE;
+	struct rte_eth_dev_info dev_info;
+	struct rte_eth_txconf txconf;
+	struct rte_eth_conf port_conf = port_conf_default;
 
 	if (port_id > nb_ports)
 		return -1;
 
+	rte_eth_dev_info_get(port_id, &dev_info);
+	if ((dev_info.rx_offload_capa & port_conf.rxmode.offloads) !=
+	    port_conf.rxmode.offloads) {
+		printf("Some Rx offloads are not supported "
+		       "by port %d: requested 0x%lx supported 0x%lx\n",
+			port_id, port_conf.rxmode.offloads,
+			dev_info.rx_offload_capa);
+	}
+	if ((dev_info.tx_offload_capa & port_conf.txmode.offloads) !=
+	    port_conf.txmode.offloads) {
+		printf("Some Tx offloads are not supported "
+		       "by port %d: requested 0x%lx supported 0x%lx\n",
+		       port_id, port_conf.txmode.offloads,
+		       dev_info.tx_offload_capa);
+	}
 	ret = rte_eth_dev_configure(port_id, rxRings, txRings, &port_conf_default);
 	if (ret != 0)
 		return ret;
@@ -313,9 +338,12 @@ struct send_thread_args {
 			return ret;
 	}
 
+	txconf = dev_info.default_txconf;
+	txconf.txq_flags = ETH_TXQ_FLAGS_IGNORE;
+	txconf.offloads = port_conf.txmode.offloads;
 	for (q = 0; q < txRings; q++) {
 		ret = rte_eth_tx_queue_setup(port_id, q, nb_txd,
-				rte_eth_dev_socket_id(port_id), NULL);
+				rte_eth_dev_socket_id(port_id), &txconf);
 		if (ret < 0)
 			return ret;
 	}
-- 
1.8.3.1



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