[dpdk-dev] [PATCH 2/9] net/bnxt: return speed capabilities in device info get

Kalesh A P kalesh-anakkur.purayil at broadcom.com
Tue Apr 21 11:12:50 CEST 2020


From: Kalesh AP <kalesh-anakkur.purayil at broadcom.com>

Added information about supported speeds for the port in the
"dev_infos_get". As other PMDs are returning the speed capabilities,
apps may expect this behavior from bnxt PMD.

Signed-off-by: Kalesh AP <kalesh-anakkur.purayil at broadcom.com>
Reviewed-by: Ajit Kumar Khaparde <ajit.khaparde at broadcom.com>
---
 drivers/net/bnxt/bnxt_ethdev.c | 36 ++++++++++++++++++++++++++++++++++++
 1 file changed, 36 insertions(+)

diff --git a/drivers/net/bnxt/bnxt_ethdev.c b/drivers/net/bnxt/bnxt_ethdev.c
index d29671d..3397c05 100644
--- a/drivers/net/bnxt/bnxt_ethdev.c
+++ b/drivers/net/bnxt/bnxt_ethdev.c
@@ -667,6 +667,40 @@ static int bnxt_shutdown_nic(struct bnxt *bp)
  * Device configuration and status function
  */
 
+static uint32_t bnxt_get_speed_capabilities(struct bnxt *bp)
+{
+	uint32_t link_speed = bp->link_info.support_speeds;
+	uint32_t speed_capa = 0;
+
+	if (link_speed & HWRM_PORT_PHY_QCFG_OUTPUT_LINK_SPEED_100MB)
+		speed_capa |= ETH_LINK_SPEED_100M;
+	if (link_speed & HWRM_PORT_PHY_QCFG_OUTPUT_SUPPORT_SPEEDS_100MBHD)
+		speed_capa |= ETH_LINK_SPEED_100M_HD;
+	if (link_speed & HWRM_PORT_PHY_QCFG_OUTPUT_SUPPORT_SPEEDS_1GB)
+		speed_capa |= ETH_LINK_SPEED_1G;
+	if (link_speed & HWRM_PORT_PHY_QCFG_OUTPUT_SUPPORT_SPEEDS_2_5GB)
+		speed_capa |= ETH_LINK_SPEED_2_5G;
+	if (link_speed & HWRM_PORT_PHY_QCFG_OUTPUT_SUPPORT_SPEEDS_10GB)
+		speed_capa |= ETH_LINK_SPEED_10G;
+	if (link_speed & HWRM_PORT_PHY_QCFG_OUTPUT_SUPPORT_SPEEDS_20GB)
+		speed_capa |= ETH_LINK_SPEED_20G;
+	if (link_speed & HWRM_PORT_PHY_QCFG_OUTPUT_SUPPORT_SPEEDS_25GB)
+		speed_capa |= ETH_LINK_SPEED_25G;
+	if (link_speed & HWRM_PORT_PHY_QCFG_OUTPUT_SUPPORT_SPEEDS_40GB)
+		speed_capa |= ETH_LINK_SPEED_40G;
+	if (link_speed & HWRM_PORT_PHY_QCFG_OUTPUT_SUPPORT_SPEEDS_50GB)
+		speed_capa |= ETH_LINK_SPEED_50G;
+	if (link_speed & HWRM_PORT_PHY_QCFG_OUTPUT_SUPPORT_SPEEDS_100GB)
+		speed_capa |= ETH_LINK_SPEED_100G;
+
+	if (bp->link_info.auto_mode == HWRM_PORT_PHY_QCFG_OUTPUT_AUTO_MODE_NONE)
+		speed_capa |= ETH_LINK_SPEED_FIXED;
+	else
+		speed_capa |= ETH_LINK_SPEED_AUTONEG;
+
+	return speed_capa;
+}
+
 static int bnxt_dev_info_get_op(struct rte_eth_dev *eth_dev,
 				struct rte_eth_dev_info *dev_info)
 {
@@ -710,6 +744,8 @@ static int bnxt_dev_info_get_op(struct rte_eth_dev *eth_dev,
 	dev_info->tx_offload_capa = BNXT_DEV_TX_OFFLOAD_SUPPORT;
 	dev_info->flow_type_rss_offloads = BNXT_ETH_RSS_SUPPORT;
 
+	dev_info->speed_capa = bnxt_get_speed_capabilities(bp);
+
 	/* *INDENT-OFF* */
 	dev_info->default_rxconf = (struct rte_eth_rxconf) {
 		.rx_thresh = {
-- 
2.10.1



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