diff options
| author | John Fraker <jfraker@google.com> | 2025-06-14 00:07:54 +0000 |
|---|---|---|
| committer | Jakub Kicinski <kuba@kernel.org> | 2025-06-16 15:27:25 -0700 |
| commit | a471e7f87e08d94bcdb013482551abfc455340e7 (patch) | |
| tree | a0f2476cf86b014de2152d054ecc1fb619b695ef | |
| parent | b2c7aeb4905648f0a36d27a008a6dfea37782a31 (diff) | |
gve: Advertise support for rx hardware timestamping
Expand the get_ts_info ethtool handler with the new gve_get_ts_info
which advertises support for rx hardware timestamping.
With this patch, the driver now fully supports rx hardware timestamping.
Signed-off-by: John Fraker <jfraker@google.com>
Signed-off-by: Ziwei Xiao <ziweixiao@google.com>
Reviewed-by: Willem de Bruijn <willemb@google.com>
Signed-off-by: Harshitha Ramamurthy <hramamurthy@google.com>
Link: https://patch.msgid.link/20250614000754.164827-9-hramamurthy@google.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
| -rw-r--r-- | drivers/net/ethernet/google/gve/gve_ethtool.c | 23 |
1 files changed, 22 insertions, 1 deletions
diff --git a/drivers/net/ethernet/google/gve/gve_ethtool.c b/drivers/net/ethernet/google/gve/gve_ethtool.c index 6ecbcee4ec13..8dbd7639e115 100644 --- a/drivers/net/ethernet/google/gve/gve_ethtool.c +++ b/drivers/net/ethernet/google/gve/gve_ethtool.c @@ -923,6 +923,27 @@ static int gve_set_rxfh(struct net_device *netdev, struct ethtool_rxfh_param *rx return 0; } +static int gve_get_ts_info(struct net_device *netdev, + struct kernel_ethtool_ts_info *info) +{ + struct gve_priv *priv = netdev_priv(netdev); + + ethtool_op_get_ts_info(netdev, info); + + if (priv->nic_timestamp_supported) { + info->so_timestamping |= SOF_TIMESTAMPING_RX_HARDWARE | + SOF_TIMESTAMPING_RAW_HARDWARE; + + info->rx_filters |= BIT(HWTSTAMP_FILTER_NONE) | + BIT(HWTSTAMP_FILTER_ALL); + + if (priv->ptp) + info->phc_index = ptp_clock_index(priv->ptp->clock); + } + + return 0; +} + const struct ethtool_ops gve_ethtool_ops = { .supported_coalesce_params = ETHTOOL_COALESCE_USECS, .supported_ring_params = ETHTOOL_RING_USE_TCP_DATA_SPLIT, @@ -951,5 +972,5 @@ const struct ethtool_ops gve_ethtool_ops = { .get_priv_flags = gve_get_priv_flags, .set_priv_flags = gve_set_priv_flags, .get_link_ksettings = gve_get_link_ksettings, - .get_ts_info = ethtool_op_get_ts_info, + .get_ts_info = gve_get_ts_info, }; |