diff options
| author |   Tao Liu <xliutaox@google.com> | 2021-12-15 16:46:52 -0800 |
|---|---|---|
| committer |   David S. Miller <davem@davemloft.net> | 2021-12-16 10:41:54 +0000 |
| commit | 6081ac2013ab9f1a8743f90ef13d973888359cda (patch) | |
| tree | f53fd02e8f7bd2781a025bd53b59de8c02006c78 /drivers/net/ethernet/google/gve/gve_main.c | |
| parent | gve: Add consumed counts to ethtool stats (diff) | |
| download | linux-dev-6081ac2013ab9f1a8743f90ef13d973888359cda.tar.xz linux-dev-6081ac2013ab9f1a8743f90ef13d973888359cda.zip | |
gve: Add tx|rx-coalesce-usec for DQO
Adding ethtool support for changing rx-coalesce-usec and tx-coalesce-usec
when using the DQO queue format.
Signed-off-by: Tao Liu <xliutaox@google.com>
Signed-off-by: Jeroen de Borst <jeroendb@google.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to '')
| -rw-r--r-- | drivers/net/ethernet/google/gve/gve_main.c | 15 |
1 files changed, 9 insertions, 6 deletions
diff --git a/drivers/net/ethernet/google/gve/gve_main.c b/drivers/net/ethernet/google/gve/gve_main.c index e5456187b3f2..f7f65c4bf993 100644 --- a/drivers/net/ethernet/google/gve/gve_main.c +++ b/drivers/net/ethernet/google/gve/gve_main.c @@ -1113,9 +1113,8 @@ static void gve_turnup(struct gve_priv *priv) if (gve_is_gqi(priv)) { iowrite32be(0, gve_irq_doorbell(priv, block)); } else { - u32 val = gve_set_itr_ratelimit_dqo(GVE_TX_IRQ_RATELIMIT_US_DQO); - - gve_write_irq_doorbell_dqo(priv, block, val); + gve_set_itr_coalesce_usecs_dqo(priv, block, + priv->tx_coalesce_usecs); } } for (idx = 0; idx < priv->rx_cfg.num_queues; idx++) { @@ -1126,9 +1125,8 @@ static void gve_turnup(struct gve_priv *priv) if (gve_is_gqi(priv)) { iowrite32be(0, gve_irq_doorbell(priv, block)); } else { - u32 val = gve_set_itr_ratelimit_dqo(GVE_RX_IRQ_RATELIMIT_US_DQO); - - gve_write_irq_doorbell_dqo(priv, block, val); + gve_set_itr_coalesce_usecs_dqo(priv, block, + priv->rx_coalesce_usecs); } } @@ -1425,6 +1423,11 @@ static int gve_init_priv(struct gve_priv *priv, bool skip_describe_device) dev_info(&priv->pdev->dev, "Max TX queues %d, Max RX queues %d\n", priv->tx_cfg.max_queues, priv->rx_cfg.max_queues); + if (!gve_is_gqi(priv)) { + priv->tx_coalesce_usecs = GVE_TX_IRQ_RATELIMIT_US_DQO; + priv->rx_coalesce_usecs = GVE_RX_IRQ_RATELIMIT_US_DQO; + } + setup_device: err = gve_setup_device_resources(priv); if (!err) |