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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/broadcom/bcmsysport.c
View File

@@ -1216,7 +1216,7 @@ static int bcm_sysport_init_tx_ring(struct bcm_sysport_priv *priv,
/* Initialize SW view of the ring */
spin_lock_init(&ring->lock);
ring->priv = priv;
netif_napi_add(priv->netdev, &ring->napi, bcm_sysport_tx_poll, 64);
netif_tx_napi_add(priv->netdev, &ring->napi, bcm_sysport_tx_poll, 64);
ring->index = index;
ring->size = size;
ring->alloc_size = ring->size;

4
drivers/net/ethernet/broadcom/genet/bcmgenet.c
View File

@@ -2041,11 +2041,11 @@ static void bcmgenet_init_tx_napi(struct bcmgenet_priv *priv)
for (i = 0; i < priv->hw_params->tx_queues; ++i) {
ring = &priv->tx_rings[i];
netif_napi_add(priv->dev, &ring->napi, bcmgenet_tx_poll, 64);
netif_tx_napi_add(priv->dev, &ring->napi, bcmgenet_tx_poll, 64);
}
ring = &priv->tx_rings[DESC_INDEX];
netif_napi_add(priv->dev, &ring->napi, bcmgenet_tx_poll, 64);
netif_tx_napi_add(priv->dev, &ring->napi, bcmgenet_tx_poll, 64);
}
static void bcmgenet_enable_tx_napi(struct bcmgenet_priv *priv)