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net: add netif_tx_napi_add()

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netif_tx_napi_add() is a variant of netif_napi_add()

It should be used by drivers that use a napi structure
to exclusively poll TX.

We do not want to add this kind of napi in napi_hash[] in following
patches, adding generic busy polling to all NAPI drivers.

Signed-off-by: Eric Dumazet <edumazet@google.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Eric Dumazet
2015-11-18 06:31:00 -08:00
committed by David S. Miller
parent 93f93a4404
commit d64b5e85bf
12 changed files with 38 additions and 16 deletions
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2
drivers/net/ethernet/freescale/fs_enet/fs_enet-main.c
View File

@@ -1050,7 +1050,7 @@ static int fs_enet_probe(struct platform_device *ofdev)
ndev->netdev_ops = &fs_enet_netdev_ops;
ndev->watchdog_timeo = 2 * HZ;
netif_napi_add(ndev, &fep->napi, fs_enet_rx_napi, fpi->napi_weight);
netif_napi_add(ndev, &fep->napi_tx, fs_enet_tx_napi, 2);
netif_tx_napi_add(ndev, &fep->napi_tx, fs_enet_tx_napi, 2);
ndev->ethtool_ops = &fs_ethtool_ops;

4
drivers/net/ethernet/freescale/gianfar.c
View File

@@ -1347,12 +1347,12 @@ static int gfar_probe(struct platform_device *ofdev)
if (priv->poll_mode == GFAR_SQ_POLLING) {
netif_napi_add(dev, &priv->gfargrp[i].napi_rx,
gfar_poll_rx_sq, GFAR_DEV_WEIGHT);
netif_napi_add(dev, &priv->gfargrp[i].napi_tx,
netif_tx_napi_add(dev, &priv->gfargrp[i].napi_tx,
gfar_poll_tx_sq, 2);
} else {
netif_napi_add(dev, &priv->gfargrp[i].napi_rx,
gfar_poll_rx, GFAR_DEV_WEIGHT);
netif_napi_add(dev, &priv->gfargrp[i].napi_tx,
netif_tx_napi_add(dev, &priv->gfargrp[i].napi_tx,
gfar_poll_tx, 2);
}
}