bnxt: implement ethtool::get_fec_stats

Report corrected bits.

Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Reviewed-by: Michael Chan <michael.chan@broadcom.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt_ethtool.c b/drivers/net/ethernet/broadcom/bnxt/bnxt_ethtool.c
index 2f8b193..7b90357 100644 (file)
--- a/drivers/net/ethernet/broadcom/bnxt/bnxt_ethtool.c
+++ b/drivers/net/ethernet/broadcom/bnxt/bnxt_ethtool.c
@@ -1930,6 +1930,20 @@ static int bnxt_get_fecparam(struct net_device *dev,
        return 0;
 }
 
+static void bnxt_get_fec_stats(struct net_device *dev,
+                              struct ethtool_fec_stats *fec_stats)
+{
+       struct bnxt *bp = netdev_priv(dev);
+       u64 *rx;
+
+       if (BNXT_VF(bp) || !(bp->flags & BNXT_FLAG_PORT_STATS_EXT))
+               return;
+
+       rx = bp->rx_port_stats_ext.sw_stats;
+       fec_stats->corrected_bits.total =
+               *(rx + BNXT_RX_STATS_EXT_OFFSET(rx_corrected_bits));
+}
+
 static u32 bnxt_ethtool_forced_fec_to_fw(struct bnxt_link_info *link_info,
                                         u32 fec)
 {
@@ -3991,6 +4005,7 @@ const struct ethtool_ops bnxt_ethtool_ops = {
                                     ETHTOOL_COALESCE_USE_ADAPTIVE_RX,
        .get_link_ksettings     = bnxt_get_link_ksettings,
        .set_link_ksettings     = bnxt_set_link_ksettings,
+       .get_fec_stats          = bnxt_get_fec_stats,
        .get_fecparam           = bnxt_get_fecparam,
        .set_fecparam           = bnxt_set_fecparam,
        .get_pause_stats        = bnxt_get_pause_stats,