diff options
| author |   Kunihiko Hayashi <hayashi.kunihiko@socionext.com> | 2018-11-29 17:08:36 +0900 |
|---|---|---|
| committer |   David S. Miller <davem@davemloft.net> | 2018-11-29 10:38:39 -0800 |
| commit | 09ee3b4a249dd5c64da7d25a52a4ce42a49d647a (patch) | |
| tree | 6dfa382c506b1de00695d15e461358b64bf0a399 /drivers/net | |
| parent | Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net (diff) | |
| download | linux-dev-09ee3b4a249dd5c64da7d25a52a4ce42a49d647a.tar.xz linux-dev-09ee3b4a249dd5c64da7d25a52a4ce42a49d647a.zip | |
net: ethernet: ave: Increase descriptors to improve performance
To improve performance, this increases Rx descriptor to 256, Tx descriptor
to 64, and adjusts NAPI weight to NAPI_POLL_WEIGHT.
Signed-off-by: Kunihiko Hayashi <hayashi.kunihiko@socionext.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net')
| -rw-r--r-- | drivers/net/ethernet/socionext/sni_ave.c | 9 |
1 files changed, 5 insertions, 4 deletions
diff --git a/drivers/net/ethernet/socionext/sni_ave.c b/drivers/net/ethernet/socionext/sni_ave.c index 6732f5cbde08..29b5b12bce6c 100644 --- a/drivers/net/ethernet/socionext/sni_ave.c +++ b/drivers/net/ethernet/socionext/sni_ave.c @@ -185,8 +185,8 @@ NETIF_MSG_TX_ERR) /* Parameter for descriptor */ -#define AVE_NR_TXDESC 32 /* Tx descriptor */ -#define AVE_NR_RXDESC 64 /* Rx descriptor */ +#define AVE_NR_TXDESC 64 /* Tx descriptor */ +#define AVE_NR_RXDESC 256 /* Rx descriptor */ #define AVE_DESC_OFS_CMDSTS 0 #define AVE_DESC_OFS_ADDRL 4 @@ -1689,9 +1689,10 @@ static int ave_probe(struct platform_device *pdev) pdev->name, pdev->id); /* Register as a NAPI supported driver */ - netif_napi_add(ndev, &priv->napi_rx, ave_napi_poll_rx, priv->rx.ndesc); + netif_napi_add(ndev, &priv->napi_rx, ave_napi_poll_rx, + NAPI_POLL_WEIGHT); netif_tx_napi_add(ndev, &priv->napi_tx, ave_napi_poll_tx, - priv->tx.ndesc); + NAPI_POLL_WEIGHT); platform_set_drvdata(pdev, ndev); |