From patchwork Mon Sep 30 08:19:11 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Jose Abreu X-Patchwork-Id: 1169175 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=pass (p=none dis=none) header.from=synopsys.com Authentication-Results: ozlabs.org; dkim=pass (2048-bit key; unprotected) header.d=synopsys.com header.i=@synopsys.com header.b="gy0H2pXm"; dkim-atps=neutral Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by ozlabs.org (Postfix) with ESMTP id 46hb1b4hwHz9sPJ for ; Mon, 30 Sep 2019 18:20:19 +1000 (AEST) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1730220AbfI3IUM (ORCPT ); Mon, 30 Sep 2019 04:20:12 -0400 Received: from smtprelay-out1.synopsys.com ([198.182.61.142]:46046 "EHLO smtprelay-out1.synopsys.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1730015AbfI3IT1 (ORCPT ); Mon, 30 Sep 2019 04:19:27 -0400 Received: from mailhost.synopsys.com (mdc-mailhost1.synopsys.com [10.225.0.209]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits)) (No client certificate requested) by smtprelay-out1.synopsys.com (Postfix) with ESMTPS id 0783FC037B; Mon, 30 Sep 2019 08:19:26 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=synopsys.com; s=mail; t=1569831566; bh=G+vfQq1R/8y3p6u1/BPNdwwbxWCUNbBVqRhlj5S5ctE=; h=From:To:Cc:Subject:Date:In-Reply-To:References:In-Reply-To: References:From; b=gy0H2pXmZs2oFRI/slPIAg7mM68ugG3jHSaQKPlO6HGAU+gYxXg/pTpStJKRI8UT8 CnA4Y/sexqvoKNhPPGycOxisjjplp8jKznHWLthuam+ymW1lvnACnWHPb5A+/gPkpL mYPOmyuG0tXNx8jN4xL+z8SBnmsJRh77lh6whatUpZEa6lyKJ+xlJV9vyjfoNIz/dw CotOBG0sXJ6QlHLEOhXM11+E1pZtjvjJsXdWOJcK7kHzHPmTgx5BFTQajKe2Zmjtcg 7fJ1RSyjlNydo5oBMMYxH8UwmsKC64PUE6iEJsiY5sc2qzxilhMKN61E5q5W7jTXux yxX/nBOcrPZZQ== Received: from de02dwia024.internal.synopsys.com (de02dwia024.internal.synopsys.com [10.225.19.81]) by mailhost.synopsys.com (Postfix) with ESMTP id 95829A0089; Mon, 30 Sep 2019 08:19:23 +0000 (UTC) From: Jose Abreu To: netdev@vger.kernel.org Cc: Joao Pinto , Jose Abreu , Giuseppe Cavallaro , Alexandre Torgue , Jose Abreu , "David S. Miller" , Maxime Coquelin , linux-stm32@st-md-mailman.stormreply.com, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org Subject: [PATCH v2 net 7/9] net: stmmac: xgmac: Disable the Timestamp interrupt by default Date: Mon, 30 Sep 2019 10:19:11 +0200 Message-Id: X-Mailer: git-send-email 2.7.4 In-Reply-To: References: In-Reply-To: References: Sender: netdev-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org We don't use it anyway as XGMAC only supports polling for timestamp (in current SW implementation). This greatly reduces the system load by reducing the number of interrupts. Fixes: 2142754f8b9c ("net: stmmac: Add MAC related callbacks for XGMAC2") Signed-off-by: Jose Abreu --- Cc: Giuseppe Cavallaro Cc: Alexandre Torgue Cc: Jose Abreu Cc: "David S. Miller" Cc: Maxime Coquelin Cc: netdev@vger.kernel.org Cc: linux-stm32@st-md-mailman.stormreply.com Cc: linux-arm-kernel@lists.infradead.org Cc: linux-kernel@vger.kernel.org --- drivers/net/ethernet/stmicro/stmmac/dwxgmac2.h | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/net/ethernet/stmicro/stmmac/dwxgmac2.h b/drivers/net/ethernet/stmicro/stmmac/dwxgmac2.h index f7eb06f8fb37..99037386080a 100644 --- a/drivers/net/ethernet/stmicro/stmmac/dwxgmac2.h +++ b/drivers/net/ethernet/stmicro/stmmac/dwxgmac2.h @@ -84,7 +84,7 @@ #define XGMAC_TSIE BIT(12) #define XGMAC_LPIIE BIT(5) #define XGMAC_PMTIE BIT(4) -#define XGMAC_INT_DEFAULT_EN (XGMAC_LPIIE | XGMAC_PMTIE | XGMAC_TSIE) +#define XGMAC_INT_DEFAULT_EN (XGMAC_LPIIE | XGMAC_PMTIE) #define XGMAC_Qx_TX_FLOW_CTRL(x) (0x00000070 + (x) * 4) #define XGMAC_PT GENMASK(31, 16) #define XGMAC_PT_SHIFT 16