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gve: Advertise support for rx hardware timestamping

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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>
This commit is contained in:
John Fraker
2025-06-14 00:07:54 +00:00
committed by Jakub Kicinski
parent b2c7aeb490
commit a471e7f87e
1 changed files with 22 additions and 1 deletions
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23
drivers/net/ethernet/google/gve/gve_ethtool.c
View File

@@ -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,
};