[dpdk-dev] [PATCH v2 27/39] examples/vmdq: convert to new ethdev offloads API

Shahaf Shuler shahafs at mellanox.com
Tue Dec 12 13:26:44 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/vmdq/main.c | 29 +++++++++++++++++++++++------
 1 file changed, 23 insertions(+), 6 deletions(-)

diff --git a/examples/vmdq/main.c b/examples/vmdq/main.c
index 84e9937..069960c 100644
--- a/examples/vmdq/main.c
+++ b/examples/vmdq/main.c
@@ -94,14 +94,12 @@
 	.rxmode = {
 		.mq_mode        = ETH_MQ_RX_VMDQ_ONLY,
 		.split_hdr_size = 0,
-		.header_split   = 0, /**< Header Split disabled */
-		.hw_ip_checksum = 0, /**< IP checksum offload disabled */
-		.hw_vlan_filter = 0, /**< VLAN filtering disabled */
-		.jumbo_frame    = 0, /**< Jumbo Frame Support disabled */
+		.ignore_offload_bitfield = 1,
 	},
 
 	.txmode = {
 		.mq_mode = ETH_MQ_TX_NONE,
+		.offloads = DEV_TX_OFFLOAD_MBUF_FAST_FREE,
 	},
 	.rx_adv_conf = {
 		/*
@@ -188,6 +186,7 @@
 {
 	struct rte_eth_dev_info dev_info;
 	struct rte_eth_rxconf *rxconf;
+	struct rte_eth_txconf *txconf;
 	struct rte_eth_conf port_conf;
 	uint16_t rxRings, txRings;
 	uint16_t rxRingSize = RTE_TEST_RX_DESC_DEFAULT;
@@ -245,6 +244,22 @@
 	 */
 	rxRings = (uint16_t)dev_info.max_rx_queues;
 	txRings = (uint16_t)dev_info.max_tx_queues;
+
+	rte_eth_dev_info_get(port, &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, 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, port_conf.txmode.offloads,
+		       dev_info.tx_offload_capa);
+	}
 	retval = rte_eth_dev_configure(port, rxRings, txRings, &port_conf);
 	if (retval != 0)
 		return retval;
@@ -260,9 +275,11 @@
 		return -1;
 	}
 
-	rte_eth_dev_info_get(port, &dev_info);
 	rxconf = &dev_info.default_rxconf;
 	rxconf->rx_drop_en = 1;
+	txconf = &dev_info.default_txconf;
+	txconf->txq_flags = ETH_TXQ_FLAGS_IGNORE;
+	txconf->offloads = port_conf.txmode.offloads;
 	for (q = 0; q < rxRings; q++) {
 		retval = rte_eth_rx_queue_setup(port, q, rxRingSize,
 					rte_eth_dev_socket_id(port),
@@ -277,7 +294,7 @@
 	for (q = 0; q < txRings; q++) {
 		retval = rte_eth_tx_queue_setup(port, q, txRingSize,
 					rte_eth_dev_socket_id(port),
-					NULL);
+					txconf);
 		if (retval < 0) {
 			printf("initialise tx queue %d failed\n", q);
 			return retval;
-- 
1.8.3.1



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