[dpdk-dev] [PATCH 15/19] net/mlx5: making flow control DPDK callback invalid

[Srikanth Kaka]

At present, flow control CBs are not being supported on FreeBSD

Signed-off-by: Srikanth Kaka <srikant...@oneconvergence.com>
Signed-off-by: Vag Singh <vag.si...@oneconvergence.com>
Signed-off-by: Anand Thulasiram <av...@juniper.net>
---
 drivers/net/mlx5/freebsd/mlx5_ethdev_os.c | 61 ++++-------------------
 1 file changed, 10 insertions(+), 51 deletions(-)

diff --git a/drivers/net/mlx5/freebsd/mlx5_ethdev_os.c 
b/drivers/net/mlx5/freebsd/mlx5_ethdev_os.c
index f1946fa9f6..a04bac8ed9 100644
--- a/drivers/net/mlx5/freebsd/mlx5_ethdev_os.c
+++ b/drivers/net/mlx5/freebsd/mlx5_ethdev_os.c
@@ -414,31 +414,12 @@ mlx5_link_update(struct rte_eth_dev *dev, int 
wait_to_complete)
 int
 mlx5_dev_get_flow_ctrl(struct rte_eth_dev *dev, struct rte_eth_fc_conf 
*fc_conf)
 {
-       struct ifreq ifr;
-       struct ethtool_pauseparam ethpause = {
-               .cmd = ETHTOOL_GPAUSEPARAM
-       };
-       int ret;
+       RTE_SET_USED(fc_conf);
+       DRV_LOG(WARNING,
+               "port %u can not get flow control status. Operation not 
supported in FreeBSD",
+               dev->data->port_id);
 
-       ifr.ifr_data = (void *)&ethpause;
-       ret = mlx5_ifreq(dev, SIOCETHTOOL, &ifr);
-       if (ret) {
-               DRV_LOG(WARNING,
-                       "port %u ioctl(SIOCETHTOOL, ETHTOOL_GPAUSEPARAM) 
failed:"
-                       " %s",
-                       dev->data->port_id, strerror(rte_errno));
-               return ret;
-       }
-       fc_conf->autoneg = ethpause.autoneg;
-       if (ethpause.rx_pause && ethpause.tx_pause)
-               fc_conf->mode = RTE_FC_FULL;
-       else if (ethpause.rx_pause)
-               fc_conf->mode = RTE_FC_RX_PAUSE;
-       else if (ethpause.tx_pause)
-               fc_conf->mode = RTE_FC_TX_PAUSE;
-       else
-               fc_conf->mode = RTE_FC_NONE;
-       return 0;
+       return -EOPNOTSUPP;
 }
 
 /**
@@ -455,34 +436,12 @@ mlx5_dev_get_flow_ctrl(struct rte_eth_dev *dev, struct 
rte_eth_fc_conf *fc_conf)
 int
 mlx5_dev_set_flow_ctrl(struct rte_eth_dev *dev, struct rte_eth_fc_conf 
*fc_conf)
 {
-       struct ifreq ifr;
-       struct ethtool_pauseparam ethpause = {
-               .cmd = ETHTOOL_SPAUSEPARAM
-       };
-       int ret;
-
-       ifr.ifr_data = (void *)&ethpause;
-       ethpause.autoneg = fc_conf->autoneg;
-       if (((fc_conf->mode & RTE_FC_FULL) == RTE_FC_FULL) ||
-           (fc_conf->mode & RTE_FC_RX_PAUSE))
-               ethpause.rx_pause = 1;
-       else
-               ethpause.rx_pause = 0;
+       RTE_SET_USED(fc_conf);
+       DRV_LOG(WARNING,
+               "port %u can not modify flow control. Operation not supported 
in FreeBSD",
+               dev->data->port_id);
 
-       if (((fc_conf->mode & RTE_FC_FULL) == RTE_FC_FULL) ||
-           (fc_conf->mode & RTE_FC_TX_PAUSE))
-               ethpause.tx_pause = 1;
-       else
-               ethpause.tx_pause = 0;
-       ret = mlx5_ifreq(dev, SIOCETHTOOL, &ifr);
-       if (ret) {
-               DRV_LOG(WARNING,
-                       "port %u ioctl(SIOCETHTOOL, ETHTOOL_SPAUSEPARAM)"
-                       " failed: %s",
-                       dev->data->port_id, strerror(rte_errno));
-               return ret;
-       }
-       return 0;
+       return -EOPNOTSUPP;
 }
 
 /**
-- 
2.30.2