diff options
| author | Jakub Kicinski <kuba@kernel.org> | 2020-09-14 17:11:56 -0700 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2020-09-15 13:26:29 -0700 |
| commit | 423cffcf6c70031cb2265d0476087450ed89db59 (patch) | |
| tree | ab49c2a448c2fcd43edd7ba8735d3cc18bba6c39 /drivers/net/ethernet/broadcom | |
| parent | 242aaf03dc9be30027d3159a13b935856dab3ba0 (diff) | |
bnxt: add pause frame stats
These stats are already reported in ethtool -S.
Michael confirms they are equivalent to standard stats.
v2: - fix sparse warning about endian by using the macro
- use u64 for pointer type
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Reviewed-by: Saeed Mahameed <saeedm@nvidia.com>
Reviewed-by: Michael Chan <michael.chan@broadcom.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/ethernet/broadcom')
| -rw-r--r-- | drivers/net/ethernet/broadcom/bnxt/bnxt_ethtool.c | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt_ethtool.c b/drivers/net/ethernet/broadcom/bnxt/bnxt_ethtool.c index d0928334bdc8..5a65f28ef771 100644 --- a/drivers/net/ethernet/broadcom/bnxt/bnxt_ethtool.c +++ b/drivers/net/ethernet/broadcom/bnxt/bnxt_ethtool.c @@ -1778,6 +1778,22 @@ static void bnxt_get_pauseparam(struct net_device *dev, epause->tx_pause = !!(link_info->req_flow_ctrl & BNXT_LINK_PAUSE_TX); } +static void bnxt_get_pause_stats(struct net_device *dev, + struct ethtool_pause_stats *epstat) +{ + struct bnxt *bp = netdev_priv(dev); + u64 *rx, *tx; + + if (BNXT_VF(bp) || !(bp->flags & BNXT_FLAG_PORT_STATS)) + return; + + rx = bp->port_stats.sw_stats; + tx = bp->port_stats.sw_stats + BNXT_TX_PORT_STATS_BYTE_OFFSET / 8; + + epstat->rx_pause_frames = BNXT_GET_RX_PORT_STATS64(rx, rx_pause_frames); + epstat->tx_pause_frames = BNXT_GET_TX_PORT_STATS64(tx, tx_pause_frames); +} + static int bnxt_set_pauseparam(struct net_device *dev, struct ethtool_pauseparam *epause) { @@ -3645,6 +3661,7 @@ 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_pause_stats = bnxt_get_pause_stats, .get_pauseparam = bnxt_get_pauseparam, .set_pauseparam = bnxt_set_pauseparam, .get_drvinfo = bnxt_get_drvinfo, |