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From: Lance Richardson <lance.richardson@broadcom.com>
To: dev@dpdk.org,
ajit.khaparde@broadcom.com,
Ruifeng.Wang@arm.com
Cc: Somnath Kotur <somnath.kotur@broadcom.com>
Date: Thu, 18 Jun 2020 10:35:31 -0400
Message-Id: <20200618143532.258537-3-lance.richardson@broadcom.com>
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Subject: [dpdk-dev] [PATCH 2/3] net/bnxt: support Rx/Tx burst mode info
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Retrieve burst mode options according to the selected Rx/Tx burst
function name.
Signed-off-by: Lance Richardson <lance.richardson@broadcom.com>
Reviewed-by: Somnath Kotur <somnath.kotur@broadcom.com>
Reviewed-by: Ajit Kumar Khaparde <ajit.khaparde@broadcom.com>
---
v2: no change
doc/guides/nics/features/bnxt.ini | 1 +
drivers/net/bnxt/bnxt_ethdev.c | 46 +++++++++++++++++++++++++++++++
2 files changed, 47 insertions(+)
diff --git a/doc/guides/nics/features/bnxt.ini b/doc/guides/nics/features/bnxt.ini
index 37a99e336..f1f300c8b 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/drivers/net/bnxt/bnxt_ethdev.c b/drivers/net/bnxt/bnxt_ethdev.c
index e8b4c058a..edb650bbc 100644
--- a/drivers/net/bnxt/bnxt_ethdev.c
+++ b/drivers/net/bnxt/bnxt_ethdev.c
@@ -2582,6 +2582,50 @@ 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;
@@ -4158,6 +4202,8 @@ 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,
--
2.25.1