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igc: Expose LPI counters

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Expose EEE Tx and Rx low power idle counters via ethtool
A EEE TX or RX LPI event occurs when the transmitter or the receiver
enters EEE (IEEE802.3az) LPI state.
ethtool --statistics <iface>

Signed-off-by: Sasha Neftin <sasha.neftin@intel.com>
Tested-by: Dvora Fuxbrumer <dvorax.fuxbrumer@linux.intel.com>
Signed-off-by: Tony Nguyen <anthony.l.nguyen@intel.com>
This commit is contained in:
Sasha Neftin
2021-03-24 15:15:25 +02:00
committed by Tony Nguyen
parent b3d4f40562
commit 1feaf60ff2
1 changed files with 2 additions and 0 deletions
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2
drivers/net/ethernet/intel/igc/igc_ethtool.c
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@@ -65,6 +65,8 @@ static const struct igc_stats igc_gstrings_stats[] = {
IGC_STAT("tx_hwtstamp_timeouts", tx_hwtstamp_timeouts),
IGC_STAT("tx_hwtstamp_skipped", tx_hwtstamp_skipped),
IGC_STAT("rx_hwtstamp_cleared", rx_hwtstamp_cleared),
IGC_STAT("tx_lpi_counter", stats.tlpic),
IGC_STAT("rx_lpi_counter", stats.rlpic),
};
#define IGC_NETDEV_STAT(_net_stat) { \