net/ixgbe: fix flow control status

mac_ctrl_frame_fwd assignment is missing, so
setting mac_ctrl_frame_fwd should be added in
ixgbe_flow_ctrl_get().
The patch fixes the issue.

Fixes: 56ea46a997b7 ("ethdev: retrieve flow control configuration")
Cc: stable@dpdk.org
Signed-off-by: Guinan Sun <guinanx.sun@intel.com>
Reviewed-by: Wei Zhao <wei.zhao1@intel.com>
Acked-by: Qi Zhang <qi.z.zhang@intel.com>
Tested-by: Bo Chen <box.c.chen@intel.com>

diff --git a/drivers/net/ixgbe/ixgbe_ethdev.c b/drivers/net/ixgbe/ixgbe_ethdev.c
index 74c3c6b..fd0cb9b 100644 (file)
--- a/drivers/net/ixgbe/ixgbe_ethdev.c
+++ b/drivers/net/ixgbe/ixgbe_ethdev.c
@@ -4743,6 +4743,11 @@ ixgbe_flow_ctrl_get(struct rte_eth_dev *dev, struct rte_eth_fc_conf *fc_conf)
         * MFLCN register.
         */
        mflcn_reg = IXGBE_READ_REG(hw, IXGBE_MFLCN);
+       if (mflcn_reg & IXGBE_MFLCN_PMCF)
+               fc_conf->mac_ctrl_frame_fwd = 1;
+       else
+               fc_conf->mac_ctrl_frame_fwd = 0;
+
        if (mflcn_reg & (IXGBE_MFLCN_RPFCE | IXGBE_MFLCN_RFCE))
                rx_pause = 1;
        else