From patchwork Wed Apr 12 03:27:10 2017 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Benjamin Herrenschmidt X-Patchwork-Id: 749721 X-Patchwork-Delegate: davem@davemloft.net Return-Path: X-Original-To: patchwork-incoming@ozlabs.org Delivered-To: patchwork-incoming@ozlabs.org Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by ozlabs.org (Postfix) with ESMTP id 3w2qBN5vPZz9sNH for ; Wed, 12 Apr 2017 13:28:12 +1000 (AEST) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752841AbdDLD2L (ORCPT ); Tue, 11 Apr 2017 23:28:11 -0400 Received: from gate.crashing.org ([63.228.1.57]:41891 "EHLO gate.crashing.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752530AbdDLD2K (ORCPT ); Tue, 11 Apr 2017 23:28:10 -0400 Received: from pasglop.ozlabs.ibm.com (localhost.localdomain [127.0.0.1]) by gate.crashing.org (8.14.1/8.13.8) with ESMTP id v3C3RJYj022256; Tue, 11 Apr 2017 22:27:39 -0500 From: Benjamin Herrenschmidt To: netdev@vger.kernel.org Cc: Benjamin Herrenschmidt Subject: [PATCH v2 10/10] ftgmac100: Set default ring sizes to 128 entries Date: Wed, 12 Apr 2017 13:27:10 +1000 Message-Id: <20170412032710.17546-11-benh@kernel.crashing.org> X-Mailer: git-send-email 2.9.3 In-Reply-To: <20170412032710.17546-1-benh@kernel.crashing.org> References: <20170412032710.17546-1-benh@kernel.crashing.org> Sender: netdev-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org I haven't seen any improvement above that size on the machines I've tested with. Signed-off-by: Benjamin Herrenschmidt --- drivers/net/ethernet/faraday/ftgmac100.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/drivers/net/ethernet/faraday/ftgmac100.c b/drivers/net/ethernet/faraday/ftgmac100.c index 0b92bde..796b37e 100644 --- a/drivers/net/ethernet/faraday/ftgmac100.c +++ b/drivers/net/ethernet/faraday/ftgmac100.c @@ -45,8 +45,8 @@ #define MIN_TX_QUEUE_ENTRIES 32 /* Defaults */ -#define DEF_RX_QUEUE_ENTRIES 256 -#define DEF_TX_QUEUE_ENTRIES 512 +#define DEF_RX_QUEUE_ENTRIES 128 +#define DEF_TX_QUEUE_ENTRIES 128 #define MAX_PKT_SIZE 1536 #define RX_BUF_SIZE MAX_PKT_SIZE /* must be smaller than 0x3fff */