From 09ee3b4a249dd5c64da7d25a52a4ce42a49d647a Mon Sep 17 00:00:00 2001 From: Kunihiko Hayashi Date: Thu, 29 Nov 2018 17:08:36 +0900 Subject: [PATCH] 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 Signed-off-by: David S. Miller --- drivers/net/ethernet/socionext/sni_ave.c | 9 +++++---- 1 file 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); -- 2.30.2