net: ethernet: ave: Increase descriptors to improve performance (09ee3b4a) · Commits · 戴 / test

To improve performance, this increases Rx descriptor to 256, Tx descriptor to 64, and adjusts NAPI weight to NAPI_POLL_WEIGHT. Signed-off-by:

drivers/net/ethernet/socionext/sni_ave.c

+5 −4

Original line number	Diff line number	Diff line
		@@ -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);