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 <shah...@mellanox.com>
---
examples/kni/main.c | 66 +++++++++++++++++++++++++++++++++++++++++-------
1 file changed, 57 insertions(+), 9 deletions(-)
diff --git a/examples/kni/main.c b/examples/kni/main.c
index 3f17385..6a35579 100644
--- a/examples/kni/main.c
+++ b/examples/kni/main.c
@@ -124,14 +124,12 @@ struct kni_port_params {
/* Options for configuring ethernet port */
static struct rte_eth_conf port_conf = {
.rxmode = {
- .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 */
- .hw_strip_crc = 1, /* CRC stripped by hardware */
+ .ignore_offload_bitfield = 1,
+ .offloads = DEV_RX_OFFLOAD_CRC_STRIP,
},
.txmode = {
.mq_mode = ETH_MQ_TX_NONE,
+ .offloads = DEV_TX_OFFLOAD_MBUF_FAST_FREE,
},
};
@@ -607,10 +605,28 @@ struct kni_interface_stats {
int ret;
uint16_t nb_rxd = NB_RXD;
uint16_t nb_txd = NB_TXD;
+ struct rte_eth_dev_info dev_info;
+ struct rte_eth_rxconf rxq_conf;
+ struct rte_eth_txconf txq_conf;
/* Initialise device and RX/TX queues */
RTE_LOG(INFO, APP, "Initialising port %u ...\n", (unsigned)port);
fflush(stdout);
+ 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);
+ }
ret = rte_eth_dev_configure(port, 1, 1, &port_conf);
if (ret < 0)
rte_exit(EXIT_FAILURE, "Could not configure port%u (%d)\n",
@@ -621,14 +637,19 @@ struct kni_interface_stats {
rte_exit(EXIT_FAILURE, "Could not adjust number of descriptors "
"for port%u (%d)\n", (unsigned)port, ret);
+ rxq_conf = dev_info.default_rxconf;
+ rxq_conf.offloads = port_conf.rxmode.offloads;
ret = rte_eth_rx_queue_setup(port, 0, nb_rxd,
- rte_eth_dev_socket_id(port), NULL, pktmbuf_pool);
+ rte_eth_dev_socket_id(port), &rxq_conf, pktmbuf_pool);
if (ret < 0)
rte_exit(EXIT_FAILURE, "Could not setup up RX queue for "
"port%u (%d)\n", (unsigned)port, ret);
+ txq_conf = dev_info.default_txconf;
+ txq_conf.txq_flags = ETH_TXQ_FLAGS_IGNORE;
+ txq_conf.offloads = port_conf.txmode.offloads;
ret = rte_eth_tx_queue_setup(port, 0, nb_txd,
- rte_eth_dev_socket_id(port), NULL);
+ rte_eth_dev_socket_id(port), &txq_conf);
if (ret < 0)
rte_exit(EXIT_FAILURE, "Could not setup up TX queue for "
"port%u (%d)\n", (unsigned)port, ret);
@@ -702,7 +723,10 @@ struct kni_interface_stats {
kni_change_mtu(uint16_t port_id, unsigned int new_mtu)
{
int ret;
+ uint16_t nb_rxd = NB_RXD;
struct rte_eth_conf conf;
+ struct rte_eth_dev_info dev_info;
+ struct rte_eth_rxconf rxq_conf;
if (port_id >= rte_eth_dev_count()) {
RTE_LOG(ERR, APP, "Invalid port id %d\n", port_id);
@@ -717,19 +741,43 @@ struct kni_interface_stats {
memcpy(&conf, &port_conf, sizeof(conf));
/* Set new MTU */
if (new_mtu > ETHER_MAX_LEN)
- conf.rxmode.jumbo_frame = 1;
+ conf.rxmode.offloads |= DEV_RX_OFFLOAD_JUMBO_FRAME;
else
- conf.rxmode.jumbo_frame = 0;
+ conf.rxmode.offloads &= ~DEV_RX_OFFLOAD_JUMBO_FRAME;
/* mtu + length of header + length of FCS = max pkt length */
conf.rxmode.max_rx_pkt_len = new_mtu + KNI_ENET_HEADER_SIZE +
KNI_ENET_FCS_SIZE;
+ rte_eth_dev_info_get(port_id, &dev_info);
+ if ((dev_info.rx_offload_capa & conf.rxmode.offloads) !=
+ conf.rxmode.offloads) {
+ printf("Some Rx offloads are not supported "
+ "by port %d: requested 0x%lx supported 0x%lx\n",
+ port_id, conf.rxmode.offloads,
+ dev_info.rx_offload_capa);
+ }
ret = rte_eth_dev_configure(port_id, 1, 1, &conf);
if (ret < 0) {
RTE_LOG(ERR, APP, "Fail to reconfigure port %d\n", port_id);
return ret;
}
+ ret = rte_eth_dev_adjust_nb_rx_tx_desc(port_id, &nb_rxd, NULL);
+ if (ret < 0)
+ rte_exit(EXIT_FAILURE, "Could not adjust number of descriptors "
+ "for port%u (%d)\n", (unsigned int)port_id,
+ ret);
+
+ rxq_conf = dev_info.default_rxconf;
+ rxq_conf.offloads = conf.rxmode.offloads;
+ ret = rte_eth_rx_queue_setup(port_id, 0, nb_rxd,
+ rte_eth_dev_socket_id(port_id), &rxq_conf, pktmbuf_pool);
+ if (ret < 0) {
+ RTE_LOG(ERR, APP, "Fail to setup Rx queue of port %d\n",
+ port_id);
+ return ret;
+ }
+
/* Restart specific port */
ret = rte_eth_dev_start(port_id);
if (ret < 0) {
--
1.8.3.1
