From 55be5732d631f4064b74f82e02add199adb3a39d Mon Sep 17 00:00:00 2001 From: Lance Richardson Date: Tue, 7 Jul 2020 15:22:24 -0700 Subject: [PATCH] net/bnxt: support Rx/Tx burst mode info Retrieve burst mode options according to the selected Rx/Tx burst function name. Update 20.08 release notes with this information. Signed-off-by: Lance Richardson Reviewed-by: Somnath Kotur Reviewed-by: Ajit Khaparde --- doc/guides/nics/features/bnxt.ini | 1 + doc/guides/rel_notes/release_20_08.rst | 1 + drivers/net/bnxt/bnxt_ethdev.c | 46 ++++++++++++++++++++++++++ 3 files changed, 48 insertions(+) diff --git a/doc/guides/nics/features/bnxt.ini b/doc/guides/nics/features/bnxt.ini index 37a99e3362..f1f300c8b2 100644 --- a/doc/guides/nics/features/bnxt.ini +++ b/doc/guides/nics/features/bnxt.ini @@ -9,6 +9,7 @@ Link status = Y Link status event = Y Rx interrupt = Y Queue start/stop = Y +Burst mode info = Y MTU update = Y Jumbo frame = Y Scattered Rx = Y diff --git a/doc/guides/rel_notes/release_20_08.rst b/doc/guides/rel_notes/release_20_08.rst index 988474cd99..dc32edb584 100644 --- a/doc/guides/rel_notes/release_20_08.rst +++ b/doc/guides/rel_notes/release_20_08.rst @@ -96,6 +96,7 @@ New Features * Added support for new resource manager API. * Added support for VXLAN encap/decap. * Added support for rte_flow_query for COUNT action. + * Added support for rx_burst_mode_get and tx_burst_mode_get. * **Updated Mellanox mlx5 driver.** diff --git a/drivers/net/bnxt/bnxt_ethdev.c b/drivers/net/bnxt/bnxt_ethdev.c index e447b74ddc..1dc85e6dff 100644 --- a/drivers/net/bnxt/bnxt_ethdev.c +++ b/drivers/net/bnxt/bnxt_ethdev.c @@ -2668,6 +2668,50 @@ bnxt_txq_info_get_op(struct rte_eth_dev *dev, uint16_t queue_id, qinfo->conf.tx_deferred_start = txq->tx_deferred_start; } +static int +bnxt_rx_burst_mode_get(struct rte_eth_dev *dev, __rte_unused uint16_t queue_id, + struct rte_eth_burst_mode *mode) +{ + eth_rx_burst_t pkt_burst = dev->rx_pkt_burst; + + if (pkt_burst == bnxt_recv_pkts) { + snprintf(mode->info, sizeof(mode->info), "%s", + "Scalar"); + return 0; + } +#ifdef RTE_ARCH_X86 + if (pkt_burst == bnxt_recv_pkts_vec) { + snprintf(mode->info, sizeof(mode->info), "%s", + "Vector SSE"); + return 0; + } +#endif + + return -EINVAL; +} + +static int +bnxt_tx_burst_mode_get(struct rte_eth_dev *dev, __rte_unused uint16_t queue_id, + struct rte_eth_burst_mode *mode) +{ + eth_tx_burst_t pkt_burst = dev->tx_pkt_burst; + + if (pkt_burst == bnxt_xmit_pkts) { + snprintf(mode->info, sizeof(mode->info), "%s", + "Scalar"); + return 0; + } +#ifdef RTE_ARCH_X86 + if (pkt_burst == bnxt_xmit_pkts_vec) { + snprintf(mode->info, sizeof(mode->info), "%s", + "Vector SSE"); + return 0; + } +#endif + + return -EINVAL; +} + int bnxt_mtu_set_op(struct rte_eth_dev *eth_dev, uint16_t new_mtu) { struct bnxt *bp = eth_dev->data->dev_private; @@ -4244,6 +4288,8 @@ static const struct eth_dev_ops bnxt_dev_ops = { .set_mc_addr_list = bnxt_dev_set_mc_addr_list_op, .rxq_info_get = bnxt_rxq_info_get_op, .txq_info_get = bnxt_txq_info_get_op, + .rx_burst_mode_get = bnxt_rx_burst_mode_get, + .tx_burst_mode_get = bnxt_tx_burst_mode_get, .dev_led_on = bnxt_dev_led_on_op, .dev_led_off = bnxt_dev_led_off_op, .xstats_get_by_id = bnxt_dev_xstats_get_by_id_op, -- 2.20.1