From patchwork Wed Sep 4 13:17:04 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Jose Abreu X-Patchwork-Id: 1157699 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="TGh46PBL"; dkim-atps=neutral Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by ozlabs.org (Postfix) with ESMTP id 46NksF3Jtyz9sN1 for ; Wed, 4 Sep 2019 23:18:09 +1000 (AEST) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1730597AbfIDNSI (ORCPT ); Wed, 4 Sep 2019 09:18:08 -0400 Received: from smtprelay-out1.synopsys.com ([198.182.61.142]:33556 "EHLO smtprelay-out1.synopsys.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1730391AbfIDNRP (ORCPT ); Wed, 4 Sep 2019 09:17:15 -0400 Received: from mailhost.synopsys.com (mdc-mailhost2.synopsys.com [10.225.0.210]) (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 18BF0C574A; Wed, 4 Sep 2019 13:17:14 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=synopsys.com; s=mail; t=1567603034; bh=TnBhj8gYd15Wdya0NUlz/4/WhOGI/iqFaYmz/7sZMCQ=; h=From:To:Cc:Subject:Date:In-Reply-To:References:In-Reply-To: References:From; b=TGh46PBLQiIG6yA7Shai76M28/O5u55y33zvay3P8GmYoCMeqNUEliTeR1W9tLwvy EHViKx+y543zMuUHj+XvtXVRLzIx423Ff+e95OuSWpiEmTz8z5k6iZhLEFygw1SwQk femOQujM+YbH1a08c+79GjAtiM/YuGdy/ik0hLo93S1jM5nT0OXmtR8FAEcJp23daJ 5dGy3VrBasZK8slIutZ9auxTMTYAH87lC+RrBuUVvCsVd3QgFGemxliatk1/ETKWrd RC4mRve3tKqBEtg66+4ezhzCIlGqOmjHc8NMz/DWRDdW+iJpSqKLZRGrk8TDxnBaxq ++Jyk7jPkzPIw== Received: from de02dwia024.internal.synopsys.com (de02dwia024.internal.synopsys.com [10.225.19.81]) by mailhost.synopsys.com (Postfix) with ESMTP id C7ECDA0084; Wed, 4 Sep 2019 13:17:12 +0000 (UTC) From: Jose Abreu To: netdev@vger.kernel.org Cc: Joao Pinto , Jose Abreu , Giuseppe Cavallaro , Alexandre Torgue , "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-next 12/13] net: stmmac: xgmac: Enable RX Jumbo frame support Date: Wed, 4 Sep 2019 15:17:04 +0200 Message-Id: <70dc0542979992e509040f7f7bcd1a6cea3a2be7.1567602868.git.joabreu@synopsys.com> 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 are already doing it by default in the TX path so we can also enable Jumbo Frame support in the RX path independently of MTU value. 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 | 3 ++- drivers/net/ethernet/stmicro/stmmac/dwxgmac2_core.c | 11 ----------- 2 files changed, 2 insertions(+), 12 deletions(-) diff --git a/drivers/net/ethernet/stmicro/stmmac/dwxgmac2.h b/drivers/net/ethernet/stmicro/stmmac/dwxgmac2.h index f942ac975c29..5923ca62d793 100644 --- a/drivers/net/ethernet/stmicro/stmmac/dwxgmac2.h +++ b/drivers/net/ethernet/stmicro/stmmac/dwxgmac2.h @@ -44,7 +44,8 @@ #define XGMAC_CONFIG_CST BIT(2) #define XGMAC_CONFIG_ACS BIT(1) #define XGMAC_CONFIG_RE BIT(0) -#define XGMAC_CORE_INIT_RX 0 +#define XGMAC_CORE_INIT_RX (XGMAC_CONFIG_GPSLCE | XGMAC_CONFIG_WD | \ + (XGMAC_JUMBO_LEN << XGMAC_CONFIG_GPSL_SHIFT)) #define XGMAC_PACKET_FILTER 0x00000008 #define XGMAC_FILTER_RA BIT(31) #define XGMAC_FILTER_IPFE BIT(20) diff --git a/drivers/net/ethernet/stmicro/stmmac/dwxgmac2_core.c b/drivers/net/ethernet/stmicro/stmmac/dwxgmac2_core.c index 36262ef8b70a..78ac659da279 100644 --- a/drivers/net/ethernet/stmicro/stmmac/dwxgmac2_core.c +++ b/drivers/net/ethernet/stmicro/stmmac/dwxgmac2_core.c @@ -15,7 +15,6 @@ static void dwxgmac2_core_init(struct mac_device_info *hw, struct net_device *dev) { void __iomem *ioaddr = hw->pcsr; - int mtu = dev->mtu; u32 tx, rx; tx = readl(ioaddr + XGMAC_TX_CONFIG); @@ -24,16 +23,6 @@ static void dwxgmac2_core_init(struct mac_device_info *hw, tx |= XGMAC_CORE_INIT_TX; rx |= XGMAC_CORE_INIT_RX; - if (mtu >= 9000) { - rx |= XGMAC_CONFIG_GPSLCE; - rx |= XGMAC_JUMBO_LEN << XGMAC_CONFIG_GPSL_SHIFT; - rx |= XGMAC_CONFIG_WD; - } else if (mtu > 2000) { - rx |= XGMAC_CONFIG_JE; - } else if (mtu > 1500) { - rx |= XGMAC_CONFIG_S2KP; - } - if (hw->ps) { tx |= XGMAC_CONFIG_TE; tx &= ~hw->link.speed_mask;