Previous reported speed was hardcoded.
v3: remove unsed macro
v2: using RTE_DIM instead of own macro
Signed-off-by: Alejandro Lucero <alejandro.luc...@netronome.com>
---
drivers/net/nfp/nfp_net.c | 28 ++++++++++++++++++++++++++--
1 file changed, 26 insertions(+), 2 deletions(-)
diff --git a/drivers/net/nfp/nfp_net.c b/drivers/net/nfp/nfp_net.c
index c6b1587..24f3164 100644
--- a/drivers/net/nfp/nfp_net.c
+++ b/drivers/net/nfp/nfp_net.c
@@ -816,6 +816,17 @@ static void nfp_net_read_mac(struct nfp_net_hw *hw)
struct rte_eth_link link, old;
uint32_t nn_link_status;
+ static const uint32_t ls_to_ethtool[] = {
+ [NFP_NET_CFG_STS_LINK_RATE_UNSUPPORTED] = ETH_SPEED_NUM_NONE,
+ [NFP_NET_CFG_STS_LINK_RATE_UNKNOWN] = ETH_SPEED_NUM_NONE,
+ [NFP_NET_CFG_STS_LINK_RATE_1G] = ETH_SPEED_NUM_1G,
+ [NFP_NET_CFG_STS_LINK_RATE_10G] = ETH_SPEED_NUM_10G,
+ [NFP_NET_CFG_STS_LINK_RATE_25G] = ETH_SPEED_NUM_25G,
+ [NFP_NET_CFG_STS_LINK_RATE_40G] = ETH_SPEED_NUM_40G,
+ [NFP_NET_CFG_STS_LINK_RATE_50G] = ETH_SPEED_NUM_50G,
+ [NFP_NET_CFG_STS_LINK_RATE_100G] = ETH_SPEED_NUM_100G,
+ };
+
PMD_DRV_LOG(DEBUG, "Link update\n");
hw = NFP_NET_DEV_PRIVATE_TO_HW(dev->data->dev_private);
@@ -831,8 +842,21 @@ static void nfp_net_read_mac(struct nfp_net_hw *hw)
link.link_status = ETH_LINK_UP;
link.link_duplex = ETH_LINK_FULL_DUPLEX;
- /* Other cards can limit the tx and rx rate per VF */
- link.link_speed = ETH_SPEED_NUM_40G;
+
+ nn_link_status = (nn_link_status >> NFP_NET_CFG_STS_LINK_RATE_SHIFT) &
+ NFP_NET_CFG_STS_LINK_RATE_MASK;
+
+ if ((NFD_CFG_MAJOR_VERSION_of(hw->ver) < 4) ||
+ ((NFD_CFG_MINOR_VERSION_of(hw->ver) == 4) &&
+ (NFD_CFG_MINOR_VERSION_of(hw->ver) == 0)))
+ link.link_speed = ETH_SPEED_NUM_40G;
+ else {
+ if (nn_link_status == NFP_NET_CFG_STS_LINK_RATE_UNKNOWN ||
+ nn_link_status >= RTE_DIM(ls_to_ethtool))
+ link.link_speed = ETH_SPEED_NUM_NONE;
+ else
+ link.link_speed = ls_to_ethtool[nn_link_status];
+ }
if (old.link_status != link.link_status) {
nfp_net_dev_atomic_write_link_status(dev, &link);
--
1.9.1
