diff options
Diffstat (limited to 'drivers/net/ethernet/intel/ixgbe/ixgbe_main.c')
| -rw-r--r-- | drivers/net/ethernet/intel/ixgbe/ixgbe_main.c | 86 |
1 files changed, 86 insertions, 0 deletions
diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c b/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c index 77c2e70b0860..5c62e9963650 100644 --- a/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c +++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c @@ -5549,6 +5549,47 @@ static int ixgbe_non_sfp_link_config(struct ixgbe_hw *hw) return ret; } +/** + * ixgbe_clear_vf_stats_counters - Clear out VF stats after reset + * @adapter: board private structure + * + * On a reset we need to clear out the VF stats or accounting gets + * messed up because they're not clear on read. + **/ +static void ixgbe_clear_vf_stats_counters(struct ixgbe_adapter *adapter) +{ + struct ixgbe_hw *hw = &adapter->hw; + int i; + + for (i = 0; i < adapter->num_vfs; i++) { + adapter->vfinfo[i].last_vfstats.gprc = + IXGBE_READ_REG(hw, IXGBE_PVFGPRC(i)); + adapter->vfinfo[i].saved_rst_vfstats.gprc += + adapter->vfinfo[i].vfstats.gprc; + adapter->vfinfo[i].vfstats.gprc = 0; + adapter->vfinfo[i].last_vfstats.gptc = + IXGBE_READ_REG(hw, IXGBE_PVFGPTC(i)); + adapter->vfinfo[i].saved_rst_vfstats.gptc += + adapter->vfinfo[i].vfstats.gptc; + adapter->vfinfo[i].vfstats.gptc = 0; + adapter->vfinfo[i].last_vfstats.gorc = + IXGBE_READ_REG(hw, IXGBE_PVFGORC_LSB(i)); + adapter->vfinfo[i].saved_rst_vfstats.gorc += + adapter->vfinfo[i].vfstats.gorc; + adapter->vfinfo[i].vfstats.gorc = 0; + adapter->vfinfo[i].last_vfstats.gotc = + IXGBE_READ_REG(hw, IXGBE_PVFGOTC_LSB(i)); + adapter->vfinfo[i].saved_rst_vfstats.gotc += + adapter->vfinfo[i].vfstats.gotc; + adapter->vfinfo[i].vfstats.gotc = 0; + adapter->vfinfo[i].last_vfstats.mprc = + IXGBE_READ_REG(hw, IXGBE_PVFMPRC(i)); + adapter->vfinfo[i].saved_rst_vfstats.mprc += + adapter->vfinfo[i].vfstats.mprc; + adapter->vfinfo[i].vfstats.mprc = 0; + } +} + static void ixgbe_setup_gpie(struct ixgbe_adapter *adapter) { struct ixgbe_hw *hw = &adapter->hw; @@ -5684,6 +5725,7 @@ static void ixgbe_up_complete(struct ixgbe_adapter *adapter) adapter->link_check_timeout = jiffies; mod_timer(&adapter->service_timer, jiffies); + ixgbe_clear_vf_stats_counters(adapter); /* Set PF Reset Done bit so PF/VF Mail Ops can work */ ctrl_ext = IXGBE_READ_REG(hw, IXGBE_CTRL_EXT); ctrl_ext |= IXGBE_CTRL_EXT_PFRSTD; @@ -7271,6 +7313,32 @@ void ixgbe_update_stats(struct ixgbe_adapter *adapter) netdev->stats.rx_length_errors = hwstats->rlec; netdev->stats.rx_crc_errors = hwstats->crcerrs; netdev->stats.rx_missed_errors = total_mpc; + + /* VF Stats Collection - skip while resetting because these + * are not clear on read and otherwise you'll sometimes get + * crazy values. + */ + if (!test_bit(__IXGBE_RESETTING, &adapter->state)) { + for (i = 0; i < adapter->num_vfs; i++) { + UPDATE_VF_COUNTER_32bit(IXGBE_PVFGPRC(i), + adapter->vfinfo[i].last_vfstats.gprc, + adapter->vfinfo[i].vfstats.gprc); + UPDATE_VF_COUNTER_32bit(IXGBE_PVFGPTC(i), + adapter->vfinfo[i].last_vfstats.gptc, + adapter->vfinfo[i].vfstats.gptc); + UPDATE_VF_COUNTER_36bit(IXGBE_PVFGORC_LSB(i), + IXGBE_PVFGORC_MSB(i), + adapter->vfinfo[i].last_vfstats.gorc, + adapter->vfinfo[i].vfstats.gorc); + UPDATE_VF_COUNTER_36bit(IXGBE_PVFGOTC_LSB(i), + IXGBE_PVFGOTC_MSB(i), + adapter->vfinfo[i].last_vfstats.gotc, + adapter->vfinfo[i].vfstats.gotc); + UPDATE_VF_COUNTER_32bit(IXGBE_PVFMPRC(i), + adapter->vfinfo[i].last_vfstats.mprc, + adapter->vfinfo[i].vfstats.mprc); + } + } } /** @@ -9022,6 +9090,23 @@ static void ixgbe_get_stats64(struct net_device *netdev, stats->rx_missed_errors = netdev->stats.rx_missed_errors; } +static int ixgbe_ndo_get_vf_stats(struct net_device *netdev, int vf, + struct ifla_vf_stats *vf_stats) +{ + struct ixgbe_adapter *adapter = netdev_priv(netdev); + + if (vf < 0 || vf >= adapter->num_vfs) + return -EINVAL; + + vf_stats->rx_packets = adapter->vfinfo[vf].vfstats.gprc; + vf_stats->rx_bytes = adapter->vfinfo[vf].vfstats.gorc; + vf_stats->tx_packets = adapter->vfinfo[vf].vfstats.gptc; + vf_stats->tx_bytes = adapter->vfinfo[vf].vfstats.gotc; + vf_stats->multicast = adapter->vfinfo[vf].vfstats.mprc; + + return 0; +} + #ifdef CONFIG_IXGBE_DCB /** * ixgbe_validate_rtr - verify 802.1Qp to Rx packet buffer mapping is valid. @@ -10338,6 +10423,7 @@ static const struct net_device_ops ixgbe_netdev_ops = { .ndo_set_vf_rss_query_en = ixgbe_ndo_set_vf_rss_query_en, .ndo_set_vf_trust = ixgbe_ndo_set_vf_trust, .ndo_get_vf_config = ixgbe_ndo_get_vf_config, + .ndo_get_vf_stats = ixgbe_ndo_get_vf_stats, .ndo_get_stats64 = ixgbe_get_stats64, .ndo_setup_tc = __ixgbe_setup_tc, #ifdef IXGBE_FCOE |