From: Wei Zhao <wei.zhao1@intel.com>
To: dev@dpdk.org
Cc: john.mcnamara@intel.com, stable@dpdk.org, orika@mellanox.com,
Wei Zhao <wei.zhao1@intel.com>
Subject: [dpdk-dev] [PATCH v3] doc: update flow filtering document
Date: Wed, 31 Jan 2018 10:12:27 +0800 [thread overview]
Message-ID: <20180131021227.129117-1-wei.zhao1@intel.com> (raw)
In-Reply-To: <20180130074431.116094-1-wei.zhao1@intel.com>
This patch will update example application of flow_filtering document.
It add Tx queues configuration related comment.
Signed-off-by: Wei Zhao <wei.zhao1@intel.com>
Reviewed-by: Ori Kam <orika@mellanox.com>
---
v2:
-change code indentation style.
v3:
-fix a typo in the patch subject and comment.
---
doc/guides/sample_app_ug/flow_filtering.rst | 108 ++++++++++++++++++----------
1 file changed, 72 insertions(+), 36 deletions(-)
diff --git a/doc/guides/sample_app_ug/flow_filtering.rst b/doc/guides/sample_app_ug/flow_filtering.rst
index 725dcb4..b4a1dd7 100644
--- a/doc/guides/sample_app_ug/flow_filtering.rst
+++ b/doc/guides/sample_app_ug/flow_filtering.rst
@@ -167,44 +167,65 @@ application is shown below:
struct rte_eth_conf port_conf = {
.rxmode = {
.split_hdr_size = 0,
- /**< Header Split disabled */
- .header_split = 0,
- /**< IP checksum offload disabled */
- .hw_ip_checksum = 0,
- /**< VLAN filtering disabled */
- .hw_vlan_filter = 0,
- /**< Jumbo Frame Support disabled */
- .jumbo_frame = 0,
- /**< CRC stripped by hardware */
- .hw_strip_crc = 1,
+ .ignore_offload_bitfield = 1,
+ .offloads = DEV_RX_OFFLOAD_CRC_STRIP,
+ },
+ .txmode = {
+ .offloads =
+ DEV_TX_OFFLOAD_VLAN_INSERT |
+ DEV_TX_OFFLOAD_IPV4_CKSUM |
+ DEV_TX_OFFLOAD_UDP_CKSUM |
+ DEV_TX_OFFLOAD_TCP_CKSUM |
+ DEV_TX_OFFLOAD_SCTP_CKSUM |
+ DEV_TX_OFFLOAD_TCP_TSO,
},
};
+ struct rte_eth_txconf txq_conf;
+ struct rte_eth_rxconf rxq_conf;
+ struct rte_eth_dev_info dev_info;
printf(":: initializing port: %d\n", port_id);
ret = rte_eth_dev_configure(port_id,
- nr_queues, nr_queues, &port_conf);
+ nr_queues, nr_queues, &port_conf);
if (ret < 0) {
rte_exit(EXIT_FAILURE,
":: cannot configure device: err=%d, port=%u\n",
ret, port_id);
}
+ rte_eth_dev_info_get(port_id, &dev_info);
+ rxq_conf = dev_info.default_rxconf;
+ rxq_conf.offloads = port_conf.rxmode.offloads;
/* only set Rx queues: something we care only so far */
for (i = 0; i < nr_queues; i++) {
ret = rte_eth_rx_queue_setup(port_id, i, 512,
- rte_eth_dev_socket_id(port_id),
- NULL,
- mbuf_pool);
+ rte_eth_dev_socket_id(port_id),
+ &rxq_conf,
+ mbuf_pool);
if (ret < 0) {
- rte_exit(EXIT_FAILURE,
- ":: Rx queue setup failed: err=%d, port=%u\n",
- ret, port_id);
+ rte_exit(EXIT_FAILURE,
+ ":: Rx queue setup failed: err=%d,
+ port=%u\n",
+ ret, port_id);
}
}
+ txq_conf = dev_info.default_txconf;
+ txq_conf.offloads = port_conf.txmode.offloads;
- rte_eth_promiscuous_enable(port_id);
+ for (i = 0; i < nr_queues; i++) {
+ ret = rte_eth_tx_queue_setup(port_id, i, 512,
+ rte_eth_dev_socket_id(port_id),
+ &txq_conf);
+ if (ret < 0) {
+ rte_exit(EXIT_FAILURE,
+ ":: Tx queue setup failed: err=%d,
+ port=%u\n",
+ ret, port_id);
+ }
+ }
+ rte_eth_promiscuous_enable(port_id);
ret = rte_eth_dev_start(port_id);
if (ret < 0) {
rte_exit(EXIT_FAILURE,
@@ -223,20 +244,21 @@ The Ethernet port is configured with default settings using the
.. code-block:: c
struct rte_eth_conf port_conf = {
- .rxmode = {
- .split_hdr_size = 0,
- /**< Header Split disabled */
- .header_split = 0,
- /**< IP checksum offload disabled */
- .hw_ip_checksum = 0,
- /**< VLAN filtering disabled */
- .hw_vlan_filter = 0,
- /**< Jumbo Frame Support disabled */
- .jumbo_frame = 0,
- /**< CRC stripped by hardware */
- .hw_strip_crc = 1,
- },
- };
+ .rxmode = {
+ .split_hdr_size = 0,
+ .ignore_offload_bitfield = 1,
+ .offloads = DEV_RX_OFFLOAD_CRC_STRIP,
+ },
+ .txmode = {
+ .offloads =
+ DEV_TX_OFFLOAD_VLAN_INSERT |
+ DEV_TX_OFFLOAD_IPV4_CKSUM |
+ DEV_TX_OFFLOAD_UDP_CKSUM |
+ DEV_TX_OFFLOAD_TCP_CKSUM |
+ DEV_TX_OFFLOAD_SCTP_CKSUM |
+ DEV_TX_OFFLOAD_TCP_TSO,
+ },
+ };
ret = rte_eth_dev_configure(port_id, nr_queues, nr_queues, &port_conf);
if (ret < 0) {
@@ -244,23 +266,37 @@ The Ethernet port is configured with default settings using the
":: cannot configure device: err=%d, port=%u\n",
ret, port_id);
}
+ rte_eth_dev_info_get(port_id, &dev_info);
+ rxq_conf = dev_info.default_rxconf;
+ rxq_conf.offloads = port_conf.rxmode.offloads;
-For this example we are configuring number of rx queues that are connected to
-a single port.
+For this example we are configuring number of rx and tx queues that are connected
+to a single port.
.. code-block:: c
for (i = 0; i < nr_queues; i++) {
ret = rte_eth_rx_queue_setup(port_id, i, 512,
rte_eth_dev_socket_id(port_id),
- NULL,
+ &rxq_conf,
mbuf_pool);
if (ret < 0) {
rte_exit(EXIT_FAILURE,
":: Rx queue setup failed: err=%d, port=%u\n",
ret, port_id);
}
- }
+ }
+
+ for (i = 0; i < nr_queues; i++) {
+ ret = rte_eth_tx_queue_setup(port_id, i, 512,
+ rte_eth_dev_socket_id(port_id),
+ &txq_conf);
+ if (ret < 0) {
+ rte_exit(EXIT_FAILURE,
+ ":: Tx queue setup failed: err=%d, port=%u\n",
+ ret, port_id);
+ }
+ }
In the next step we create and apply the flow rule. which is to send packets
with destination ip equals to 192.168.1.1 to queue number 1. The detail
--
2.9.3
next prev parent reply other threads:[~2018-01-31 2:20 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-01-30 7:32 [dpdk-dev] [PATCH] doc: update flow filting document Wei Zhao
2018-01-30 7:44 ` [dpdk-dev] [PATCH v2] " Wei Zhao
2018-01-30 9:22 ` Ori Kam
2018-01-31 2:22 ` Zhao1, Wei
2018-01-31 2:12 ` Wei Zhao [this message]
2018-01-31 6:50 ` [dpdk-dev] [PATCH v3] doc: update flow filtering document Zhang, Helin
2018-01-31 17:24 ` Ferruh Yigit
2018-02-05 15:31 ` Mcnamara, John
2018-02-06 14:18 ` Ferruh Yigit
2018-02-07 8:07 ` Zhao1, Wei
2018-02-07 7:37 ` Zhao1, Wei
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