diff options
| author | Fuyun Liang <liangfuyun1@huawei.com> | 2018-01-12 16:23:09 +0800 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2018-01-12 10:12:32 -0500 |
| commit | 7e96adc46633b7283b20dc58bc9ab3693cea0df4 (patch) | |
| tree | db79a4535621edd7daacf43c8b7b2267d565dccb /drivers/net | |
| parent | 27cdfed04f20da0909be57c1f4b98e35f82b7492 (diff) | |
net: hns3: add ethtool_ops.get_coalesce support to PF
This patch adds ethtool_ops.get_coalesce support to PF.
Whilst our hardware supports per queue values, external interfaces
support only a single shared value. As such we use the values for
queue 0.
Signed-off-by: Fuyun Liang <liangfuyun1@huawei.com>
Signed-off-by: Peng Li <lipeng321@huawei.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net')
| -rw-r--r-- | drivers/net/ethernet/hisilicon/hns3/hnae3.h | 2 | ||||
| -rw-r--r-- | drivers/net/ethernet/hisilicon/hns3/hns3_enet.h | 1 | ||||
| -rw-r--r-- | drivers/net/ethernet/hisilicon/hns3/hns3_ethtool.c | 37 |
3 files changed, 40 insertions, 0 deletions
diff --git a/drivers/net/ethernet/hisilicon/hns3/hnae3.h b/drivers/net/ethernet/hisilicon/hns3/hnae3.h index adec88d941df..0bad0e37edbd 100644 --- a/drivers/net/ethernet/hisilicon/hns3/hnae3.h +++ b/drivers/net/ethernet/hisilicon/hns3/hnae3.h @@ -448,6 +448,8 @@ struct hnae3_knic_private_info { u16 num_tqps; /* total number of TQPs in this handle */ struct hnae3_queue **tqp; /* array base of all TQPs in this instance */ const struct hnae3_dcb_ops *dcb_ops; + + u16 int_rl_setting; }; struct hnae3_roce_private_info { diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3_enet.h b/drivers/net/ethernet/hisilicon/hns3/hns3_enet.h index a2a7ea3e9a3a..24f610970cb8 100644 --- a/drivers/net/ethernet/hisilicon/hns3/hns3_enet.h +++ b/drivers/net/ethernet/hisilicon/hns3/hns3_enet.h @@ -464,6 +464,7 @@ struct hns3_enet_ring_group { u16 count; enum hns3_flow_level_range flow_level; u16 int_gl; + u8 gl_adapt_enable; }; struct hns3_enet_tqp_vector { diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3_ethtool.c b/drivers/net/ethernet/hisilicon/hns3/hns3_ethtool.c index f44336c6acb8..81b4b3b504ff 100644 --- a/drivers/net/ethernet/hisilicon/hns3/hns3_ethtool.c +++ b/drivers/net/ethernet/hisilicon/hns3/hns3_ethtool.c @@ -887,6 +887,42 @@ static void hns3_get_channels(struct net_device *netdev, h->ae_algo->ops->get_channels(h, ch); } +static int hns3_get_coalesce_per_queue(struct net_device *netdev, u32 queue, + struct ethtool_coalesce *cmd) +{ + struct hns3_enet_tqp_vector *tx_vector, *rx_vector; + struct hns3_nic_priv *priv = netdev_priv(netdev); + struct hnae3_handle *h = priv->ae_handle; + u16 queue_num = h->kinfo.num_tqps; + + if (queue >= queue_num) { + netdev_err(netdev, + "Invalid queue value %d! Queue max id=%d\n", + queue, queue_num - 1); + return -EINVAL; + } + + tx_vector = priv->ring_data[queue].ring->tqp_vector; + rx_vector = priv->ring_data[queue_num + queue].ring->tqp_vector; + + cmd->use_adaptive_tx_coalesce = tx_vector->tx_group.gl_adapt_enable; + cmd->use_adaptive_rx_coalesce = rx_vector->rx_group.gl_adapt_enable; + + cmd->tx_coalesce_usecs = tx_vector->tx_group.int_gl; + cmd->rx_coalesce_usecs = rx_vector->rx_group.int_gl; + + cmd->tx_coalesce_usecs_high = h->kinfo.int_rl_setting; + cmd->rx_coalesce_usecs_high = h->kinfo.int_rl_setting; + + return 0; +} + +static int hns3_get_coalesce(struct net_device *netdev, + struct ethtool_coalesce *cmd) +{ + return hns3_get_coalesce_per_queue(netdev, 0, cmd); +} + static const struct ethtool_ops hns3vf_ethtool_ops = { .get_drvinfo = hns3_get_drvinfo, .get_ringparam = hns3_get_ringparam, @@ -925,6 +961,7 @@ static const struct ethtool_ops hns3_ethtool_ops = { .nway_reset = hns3_nway_reset, .get_channels = hns3_get_channels, .set_channels = hns3_set_channels, + .get_coalesce = hns3_get_coalesce, }; void hns3_ethtool_set_ops(struct net_device *netdev) |