diff options
| author | Heng Qi <hengqi@linux.alibaba.com> | 2023-12-11 18:36:05 +0800 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2023-12-13 12:49:04 +0000 |
| commit | d7180080ddf7dc283e93e009662d308de733f805 (patch) | |
| tree | 584e3864c6cb3552318099222100a716970c7074 /drivers/net/virtio_net.c | |
| parent | 7949c06ad9a8fefc4aabe4baed057f8f4a8e33d8 (diff) | |
virtio-net: separate rx/tx coalescing moderation cmds
This patch separates the rx and tx global coalescing moderation
commands to support netdim switches in subsequent patches.
Signed-off-by: Heng Qi <hengqi@linux.alibaba.com>
Acked-by: Jason Wang <jasowang@redhat.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/virtio_net.c')
| -rw-r--r-- | drivers/net/virtio_net.c | 31 |
1 files changed, 28 insertions, 3 deletions
diff --git a/drivers/net/virtio_net.c b/drivers/net/virtio_net.c index 0ad2894e6a5e..0285301caf78 100644 --- a/drivers/net/virtio_net.c +++ b/drivers/net/virtio_net.c @@ -3266,10 +3266,10 @@ static int virtnet_get_link_ksettings(struct net_device *dev, return 0; } -static int virtnet_send_notf_coal_cmds(struct virtnet_info *vi, - struct ethtool_coalesce *ec) +static int virtnet_send_tx_notf_coal_cmds(struct virtnet_info *vi, + struct ethtool_coalesce *ec) { - struct scatterlist sgs_tx, sgs_rx; + struct scatterlist sgs_tx; int i; vi->ctrl->coal_tx.tx_usecs = cpu_to_le32(ec->tx_coalesce_usecs); @@ -3289,6 +3289,15 @@ static int virtnet_send_notf_coal_cmds(struct virtnet_info *vi, vi->sq[i].intr_coal.max_packets = ec->tx_max_coalesced_frames; } + return 0; +} + +static int virtnet_send_rx_notf_coal_cmds(struct virtnet_info *vi, + struct ethtool_coalesce *ec) +{ + struct scatterlist sgs_rx; + int i; + vi->ctrl->coal_rx.rx_usecs = cpu_to_le32(ec->rx_coalesce_usecs); vi->ctrl->coal_rx.rx_max_packets = cpu_to_le32(ec->rx_max_coalesced_frames); sg_init_one(&sgs_rx, &vi->ctrl->coal_rx, sizeof(vi->ctrl->coal_rx)); @@ -3309,6 +3318,22 @@ static int virtnet_send_notf_coal_cmds(struct virtnet_info *vi, return 0; } +static int virtnet_send_notf_coal_cmds(struct virtnet_info *vi, + struct ethtool_coalesce *ec) +{ + int err; + + err = virtnet_send_tx_notf_coal_cmds(vi, ec); + if (err) + return err; + + err = virtnet_send_rx_notf_coal_cmds(vi, ec); + if (err) + return err; + + return 0; +} + static int virtnet_send_ctrl_coal_vq_cmd(struct virtnet_info *vi, u16 vqn, u32 max_usecs, u32 max_packets) { |