From patchwork Mon Jun 3 01:58:04 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: =?utf-8?b?QmlhbyBIdWFuZyAo6buE5b2qKQ==?= X-Patchwork-Id: 1109022 X-Patchwork-Delegate: davem@davemloft.net Return-Path: X-Original-To: patchwork-incoming-netdev@ozlabs.org Delivered-To: patchwork-incoming-netdev@ozlabs.org Authentication-Results: ozlabs.org; spf=none (mailfrom) smtp.mailfrom=vger.kernel.org (client-ip=209.132.180.67; helo=vger.kernel.org; envelope-from=netdev-owner@vger.kernel.org; receiver=) Authentication-Results: ozlabs.org; dmarc=none (p=none dis=none) header.from=mediatek.com Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by ozlabs.org (Postfix) with ESMTP id 45HJBV45pPz9s4Y for ; Mon, 3 Jun 2019 11:58:58 +1000 (AEST) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726832AbfFCB62 (ORCPT ); Sun, 2 Jun 2019 21:58:28 -0400 Received: from mailgw02.mediatek.com ([210.61.82.184]:48623 "EHLO mailgw02.mediatek.com" rhost-flags-OK-FAIL-OK-FAIL) by vger.kernel.org with ESMTP id S1726600AbfFCB61 (ORCPT ); Sun, 2 Jun 2019 21:58:27 -0400 X-UUID: f0f7dc039f7c4edf9d9ff850f1708a70-20190603 X-UUID: f0f7dc039f7c4edf9d9ff850f1708a70-20190603 Received: from mtkcas08.mediatek.inc [(172.21.101.126)] by mailgw02.mediatek.com (envelope-from ) (mhqrelay.mediatek.com ESMTP with TLS) with ESMTP id 2125373192; Mon, 03 Jun 2019 09:58:22 +0800 Received: from mtkcas07.mediatek.inc (172.21.101.84) by mtkmbs01n2.mediatek.inc (172.21.101.79) with Microsoft SMTP Server (TLS) id 15.0.1395.4; Mon, 3 Jun 2019 09:58:20 +0800 Received: from localhost.localdomain (10.17.3.153) by mtkcas07.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.0.1395.4 via Frontend Transport; Mon, 3 Jun 2019 09:58:19 +0800 From: Biao Huang To: , Jose Abreu , CC: Giuseppe Cavallaro , Alexandre Torgue , Maxime Coquelin , Matthias Brugger , , , , , , , , , Subject: [v2, PATCH 2/4] net: stmmac: dwmac-mediatek: disable rx watchdog Date: Mon, 3 Jun 2019 09:58:04 +0800 Message-ID: <1559527086-7227-3-git-send-email-biao.huang@mediatek.com> X-Mailer: git-send-email 1.7.9.5 In-Reply-To: <1559527086-7227-1-git-send-email-biao.huang@mediatek.com> References: <1559527086-7227-1-git-send-email-biao.huang@mediatek.com> MIME-Version: 1.0 X-TM-SNTS-SMTP: 7D0565A1FE1EFC274A578540D2089DD78AB5CB210095DDB5636615ACBAD78AAD2000:8 X-MTK: N Sender: netdev-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org disable rx watchdog for dwmac-mediatek, then the hw will issue a rx interrupt once receiving a packet, so the responding time for rx path will be reduced. Signed-off-by: Biao Huang --- .../net/ethernet/stmicro/stmmac/dwmac-mediatek.c | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac-mediatek.c b/drivers/net/ethernet/stmicro/stmmac/dwmac-mediatek.c index b84269e..79f2ee3 100644 --- a/drivers/net/ethernet/stmicro/stmmac/dwmac-mediatek.c +++ b/drivers/net/ethernet/stmicro/stmmac/dwmac-mediatek.c @@ -356,6 +356,7 @@ static int mediatek_dwmac_probe(struct platform_device *pdev) plat_dat->has_gmac4 = 1; plat_dat->has_gmac = 0; plat_dat->pmt = 0; + plat_dat->riwt_off = 1; plat_dat->maxmtu = ETH_DATA_LEN; plat_dat->bsp_priv = priv_plat; plat_dat->init = mediatek_dwmac_init;