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bnxt: implement ethtool standard stats
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Most of the names seem to strongly correlate with names from
the standard and RFC. Whether ..+good_frames are indeed Frames..OK
I'm the least sure of.

Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
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Jakub Kicinski authored and David S. Miller committed Apr 16, 2021
1 parent c1912ab commit 782bc00
Showing 1 changed file with 125 additions and 0 deletions.
125 changes: 125 additions & 0 deletions drivers/net/ethernet/broadcom/bnxt/bnxt_ethtool.c
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Original file line number Diff line number Diff line change
Expand Up @@ -3990,6 +3990,127 @@ void bnxt_ethtool_init(struct bnxt *bp)
mutex_unlock(&bp->hwrm_cmd_lock);
}

static void bnxt_get_eth_phy_stats(struct net_device *dev,
struct ethtool_eth_phy_stats *phy_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;
phy_stats->SymbolErrorDuringCarrier =
*(rx + BNXT_RX_STATS_EXT_OFFSET(rx_pcs_symbol_err));
}

static void bnxt_get_eth_mac_stats(struct net_device *dev,
struct ethtool_eth_mac_stats *mac_stats)
{
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;

mac_stats->FramesReceivedOK =
BNXT_GET_RX_PORT_STATS64(rx, rx_good_frames);
mac_stats->FramesTransmittedOK =
BNXT_GET_TX_PORT_STATS64(tx, tx_good_frames);
}

static void bnxt_get_eth_ctrl_stats(struct net_device *dev,
struct ethtool_eth_ctrl_stats *ctrl_stats)
{
struct bnxt *bp = netdev_priv(dev);
u64 *rx;

if (BNXT_VF(bp) || !(bp->flags & BNXT_FLAG_PORT_STATS))
return;

rx = bp->port_stats.sw_stats;
ctrl_stats->MACControlFramesReceived =
BNXT_GET_RX_PORT_STATS64(rx, rx_ctrl_frames);
}

static const struct ethtool_rmon_hist_range bnxt_rmon_ranges[] = {
{ 0, 64 },
{ 65, 127 },
{ 128, 255 },
{ 256, 511 },
{ 512, 1023 },
{ 1024, 1518 },
{ 1519, 2047 },
{ 2048, 4095 },
{ 4096, 9216 },
{ 9217, 16383 },
{}
};

static void bnxt_get_rmon_stats(struct net_device *dev,
struct ethtool_rmon_stats *rmon_stats,
const struct ethtool_rmon_hist_range **ranges)
{
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;

rmon_stats->jabbers =
BNXT_GET_RX_PORT_STATS64(rx, rx_jbr_frames);
rmon_stats->oversize_pkts =
BNXT_GET_RX_PORT_STATS64(rx, rx_ovrsz_frames);
rmon_stats->undersize_pkts =
BNXT_GET_RX_PORT_STATS64(rx, rx_undrsz_frames);

rmon_stats->hist[0] = BNXT_GET_RX_PORT_STATS64(rx, rx_64b_frames);
rmon_stats->hist[1] = BNXT_GET_RX_PORT_STATS64(rx, rx_65b_127b_frames);
rmon_stats->hist[2] = BNXT_GET_RX_PORT_STATS64(rx, rx_128b_255b_frames);
rmon_stats->hist[3] = BNXT_GET_RX_PORT_STATS64(rx, rx_256b_511b_frames);
rmon_stats->hist[4] =
BNXT_GET_RX_PORT_STATS64(rx, rx_512b_1023b_frames);
rmon_stats->hist[5] =
BNXT_GET_RX_PORT_STATS64(rx, rx_1024b_1518b_frames);
rmon_stats->hist[6] =
BNXT_GET_RX_PORT_STATS64(rx, rx_1519b_2047b_frames);
rmon_stats->hist[7] =
BNXT_GET_RX_PORT_STATS64(rx, rx_2048b_4095b_frames);
rmon_stats->hist[8] =
BNXT_GET_RX_PORT_STATS64(rx, rx_4096b_9216b_frames);
rmon_stats->hist[9] =
BNXT_GET_RX_PORT_STATS64(rx, rx_9217b_16383b_frames);

rmon_stats->hist_tx[0] =
BNXT_GET_TX_PORT_STATS64(tx, tx_64b_frames);
rmon_stats->hist_tx[1] =
BNXT_GET_TX_PORT_STATS64(tx, tx_65b_127b_frames);
rmon_stats->hist_tx[2] =
BNXT_GET_TX_PORT_STATS64(tx, tx_128b_255b_frames);
rmon_stats->hist_tx[3] =
BNXT_GET_TX_PORT_STATS64(tx, tx_256b_511b_frames);
rmon_stats->hist_tx[4] =
BNXT_GET_TX_PORT_STATS64(tx, tx_512b_1023b_frames);
rmon_stats->hist_tx[5] =
BNXT_GET_TX_PORT_STATS64(tx, tx_1024b_1518b_frames);
rmon_stats->hist_tx[6] =
BNXT_GET_TX_PORT_STATS64(tx, tx_1519b_2047b_frames);
rmon_stats->hist_tx[7] =
BNXT_GET_TX_PORT_STATS64(tx, tx_2048b_4095b_frames);
rmon_stats->hist_tx[8] =
BNXT_GET_TX_PORT_STATS64(tx, tx_4096b_9216b_frames);
rmon_stats->hist_tx[9] =
BNXT_GET_TX_PORT_STATS64(tx, tx_9217b_16383b_frames);

*ranges = bnxt_rmon_ranges;
}

void bnxt_ethtool_free(struct bnxt *bp)
{
kfree(bp->test_info);
Expand Down Expand Up @@ -4049,4 +4170,8 @@ const struct ethtool_ops bnxt_ethtool_ops = {
.set_dump = bnxt_set_dump,
.get_dump_flag = bnxt_get_dump_flag,
.get_dump_data = bnxt_get_dump_data,
.get_eth_phy_stats = bnxt_get_eth_phy_stats,
.get_eth_mac_stats = bnxt_get_eth_mac_stats,
.get_eth_ctrl_stats = bnxt_get_eth_ctrl_stats,
.get_rmon_stats = bnxt_get_rmon_stats,
};

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