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ionic: add ethtool support for PTP

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Add the get_ts_info() callback for ethtool support of
timestamping information.

Signed-off-by: Allen Hubbe <allenbh@pensando.io>
Signed-off-by: Shannon Nelson <snelson@pensando.io>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Shannon Nelson 2021-04-01 10:56:08 -07:00 committed by David S. Miller
parent a8771bfe05
commit f8ba81da73
1 changed files with 93 additions and 0 deletions
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93
drivers/net/ethernet/pensando/ionic/ionic_ethtool.c
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@ -849,6 +849,98 @@ static int ionic_get_module_eeprom(struct net_device *netdev,
return 0;
}
static int ionic_get_ts_info(struct net_device *netdev,
struct ethtool_ts_info *info)
{
struct ionic_lif *lif = netdev_priv(netdev);
struct ionic *ionic = lif->ionic;
__le64 mask;
if (!lif->phc || !lif->phc->ptp)
return ethtool_op_get_ts_info(netdev, info);
info->phc_index = ptp_clock_index(lif->phc->ptp);
info->so_timestamping = SOF_TIMESTAMPING_TX_SOFTWARE |
SOF_TIMESTAMPING_RX_SOFTWARE |
SOF_TIMESTAMPING_SOFTWARE |
SOF_TIMESTAMPING_TX_HARDWARE |
SOF_TIMESTAMPING_RX_HARDWARE |
SOF_TIMESTAMPING_RAW_HARDWARE;
/* tx modes */
info->tx_types = BIT(HWTSTAMP_TX_OFF) |
BIT(HWTSTAMP_TX_ON);
mask = cpu_to_le64(BIT_ULL(IONIC_TXSTAMP_ONESTEP_SYNC));
if (ionic->ident.lif.eth.hwstamp_tx_modes & mask)
info->tx_types |= BIT(HWTSTAMP_TX_ONESTEP_SYNC);
mask = cpu_to_le64(BIT_ULL(IONIC_TXSTAMP_ONESTEP_P2P));
if (ionic->ident.lif.eth.hwstamp_tx_modes & mask)
info->tx_types |= BIT(HWTSTAMP_TX_ONESTEP_P2P);
/* rx filters */
info->rx_filters = BIT(HWTSTAMP_FILTER_NONE) |
BIT(HWTSTAMP_FILTER_ALL);
mask = cpu_to_le64(IONIC_PKT_CLS_NTP_ALL);
if ((ionic->ident.lif.eth.hwstamp_rx_filters & mask) == mask)
info->rx_filters |= HWTSTAMP_FILTER_NTP_ALL;
mask = cpu_to_le64(IONIC_PKT_CLS_PTP1_SYNC);
if ((ionic->ident.lif.eth.hwstamp_rx_filters & mask) == mask)
info->rx_filters |= HWTSTAMP_FILTER_PTP_V1_L4_SYNC;
mask = cpu_to_le64(IONIC_PKT_CLS_PTP1_DREQ);
if ((ionic->ident.lif.eth.hwstamp_rx_filters & mask) == mask)
info->rx_filters |= HWTSTAMP_FILTER_PTP_V1_L4_DELAY_REQ;
mask = cpu_to_le64(IONIC_PKT_CLS_PTP1_ALL);
if ((ionic->ident.lif.eth.hwstamp_rx_filters & mask) == mask)
info->rx_filters |= HWTSTAMP_FILTER_PTP_V1_L4_EVENT;
mask = cpu_to_le64(IONIC_PKT_CLS_PTP2_L4_SYNC);
if ((ionic->ident.lif.eth.hwstamp_rx_filters & mask) == mask)
info->rx_filters |= HWTSTAMP_FILTER_PTP_V2_L4_SYNC;
mask = cpu_to_le64(IONIC_PKT_CLS_PTP2_L4_DREQ);
if ((ionic->ident.lif.eth.hwstamp_rx_filters & mask) == mask)
info->rx_filters |= HWTSTAMP_FILTER_PTP_V2_L4_DELAY_REQ;
mask = cpu_to_le64(IONIC_PKT_CLS_PTP2_L4_ALL);
if ((ionic->ident.lif.eth.hwstamp_rx_filters & mask) == mask)
info->rx_filters |= HWTSTAMP_FILTER_PTP_V2_L4_EVENT;
mask = cpu_to_le64(IONIC_PKT_CLS_PTP2_L2_SYNC);
if ((ionic->ident.lif.eth.hwstamp_rx_filters & mask) == mask)
info->rx_filters |= HWTSTAMP_FILTER_PTP_V2_L2_SYNC;
mask = cpu_to_le64(IONIC_PKT_CLS_PTP2_L2_DREQ);
if ((ionic->ident.lif.eth.hwstamp_rx_filters & mask) == mask)
info->rx_filters |= HWTSTAMP_FILTER_PTP_V2_L2_DELAY_REQ;
mask = cpu_to_le64(IONIC_PKT_CLS_PTP2_L2_ALL);
if ((ionic->ident.lif.eth.hwstamp_rx_filters & mask) == mask)
info->rx_filters |= HWTSTAMP_FILTER_PTP_V2_L2_EVENT;
mask = cpu_to_le64(IONIC_PKT_CLS_PTP2_SYNC);
if ((ionic->ident.lif.eth.hwstamp_rx_filters & mask) == mask)
info->rx_filters |= HWTSTAMP_FILTER_PTP_V2_SYNC;
mask = cpu_to_le64(IONIC_PKT_CLS_PTP2_DREQ);
if ((ionic->ident.lif.eth.hwstamp_rx_filters & mask) == mask)
info->rx_filters |= HWTSTAMP_FILTER_PTP_V2_DELAY_REQ;
mask = cpu_to_le64(IONIC_PKT_CLS_PTP2_ALL);
if ((ionic->ident.lif.eth.hwstamp_rx_filters & mask) == mask)
info->rx_filters |= HWTSTAMP_FILTER_PTP_V2_EVENT;
return 0;
}
static int ionic_nway_reset(struct net_device *netdev)
{
struct ionic_lif *lif = netdev_priv(netdev);
@ -906,6 +998,7 @@ static const struct ethtool_ops ionic_ethtool_ops = {
.set_pauseparam = ionic_set_pauseparam,
.get_fecparam = ionic_get_fecparam,
.set_fecparam = ionic_set_fecparam,
.get_ts_info = ionic_get_ts_info,
.nway_reset = ionic_nway_reset,
};