diff options
Diffstat (limited to 'drivers/net/ethernet/google/gve/gve_ethtool.c')
| -rw-r--r-- | drivers/net/ethernet/google/gve/gve_ethtool.c | 26 |
1 files changed, 25 insertions, 1 deletions
diff --git a/drivers/net/ethernet/google/gve/gve_ethtool.c b/drivers/net/ethernet/google/gve/gve_ethtool.c index e5397aa1e48f..13c2901968e0 100644 --- a/drivers/net/ethernet/google/gve/gve_ethtool.c +++ b/drivers/net/ethernet/google/gve/gve_ethtool.c @@ -4,7 +4,6 @@ * Copyright (C) 2015-2021 Google, Inc. */ -#include <linux/ethtool.h> #include <linux/rtnetlink.h> #include "gve.h" #include "gve_adminq.h" @@ -480,6 +479,29 @@ static void gve_get_ringparam(struct net_device *netdev, cmd->tx_max_pending = priv->tx_desc_cnt; cmd->rx_pending = priv->rx_desc_cnt; cmd->tx_pending = priv->tx_desc_cnt; + + if (!gve_header_split_supported(priv)) + kernel_cmd->tcp_data_split = ETHTOOL_TCP_DATA_SPLIT_UNKNOWN; + else if (priv->header_split_enabled) + kernel_cmd->tcp_data_split = ETHTOOL_TCP_DATA_SPLIT_ENABLED; + else + kernel_cmd->tcp_data_split = ETHTOOL_TCP_DATA_SPLIT_DISABLED; +} + +static int gve_set_ringparam(struct net_device *netdev, + struct ethtool_ringparam *cmd, + struct kernel_ethtool_ringparam *kernel_cmd, + struct netlink_ext_ack *extack) +{ + struct gve_priv *priv = netdev_priv(netdev); + + if (priv->tx_desc_cnt != cmd->tx_pending || + priv->rx_desc_cnt != cmd->rx_pending) { + dev_info(&priv->pdev->dev, "Modify ring size is not supported.\n"); + return -EOPNOTSUPP; + } + + return gve_set_hsplit_config(priv, kernel_cmd->tcp_data_split); } static int gve_user_reset(struct net_device *netdev, u32 *flags) @@ -655,6 +677,7 @@ static int gve_set_coalesce(struct net_device *netdev, const struct ethtool_ops gve_ethtool_ops = { .supported_coalesce_params = ETHTOOL_COALESCE_USECS, + .supported_ring_params = ETHTOOL_RING_USE_TCP_DATA_SPLIT, .get_drvinfo = gve_get_drvinfo, .get_strings = gve_get_strings, .get_sset_count = gve_get_sset_count, @@ -667,6 +690,7 @@ const struct ethtool_ops gve_ethtool_ops = { .get_coalesce = gve_get_coalesce, .set_coalesce = gve_set_coalesce, .get_ringparam = gve_get_ringparam, + .set_ringparam = gve_set_ringparam, .reset = gve_user_reset, .get_tunable = gve_get_tunable, .set_tunable = gve_set_tunable, |