From patchwork Fri Jun 28 07:29:12 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Jose Abreu X-Patchwork-Id: 1124017 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="Nv/ZMtER"; dkim-atps=neutral Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by ozlabs.org (Postfix) with ESMTP id 45ZpMP2lzlz9s8m for ; Fri, 28 Jun 2019 17:30:25 +1000 (AEST) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726897AbfF1HaY (ORCPT ); Fri, 28 Jun 2019 03:30:24 -0400 Received: from dc8-smtprelay2.synopsys.com ([198.182.47.102]:48026 "EHLO smtprelay-out1.synopsys.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726502AbfF1H3Z (ORCPT ); Fri, 28 Jun 2019 03:29:25 -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 5A2B2C0BF5; Fri, 28 Jun 2019 07:29:25 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=synopsys.com; s=mail; t=1561706965; bh=3trC633LXHdsbnL+z8ckfvG37DH+gbMbhg4GLhNIJwk=; h=From:To:Cc:Subject:Date:In-Reply-To:References:In-Reply-To: References:From; b=Nv/ZMtER7FkR6UkUeKnLy57LYbPV1xDoVoPwD+6ixNY0gxsd+/mvlmgwaWwcqJdk9 zkqlZ+ZRFzhiUZp8vCPXO3l3eaLEgRWRwYYlS/X36p8xIIRpgBAInlbt7uc8hKGdF8 gtszstQY92+YLDGoEY9RVJbt8CARGWSx5IPitHcYUdah/t6T1Yt+JwyfhPHyKzY1Bd V3h8wWh6UMODdBeM4jATqmeCTliIXdjgQb5id0LqWcSvZecGFgY6mZv1WIqffOKu5j 0/ZOYS3CB9we6ASg/yAIjj1e30b4T8cwBPOyxRRYA/POoIQsvp3Ux/lhu+EtnJjTcX 0RSCbIwbK92lg== Received: from de02.synopsys.com (de02.internal.synopsys.com [10.225.17.21]) by mailhost.synopsys.com (Postfix) with ESMTP id C8E3FA005C; Fri, 28 Jun 2019 07:29:23 +0000 (UTC) Received: from de02dwia024.internal.synopsys.com (de02dwia024.internal.synopsys.com [10.225.19.81]) by de02.synopsys.com (Postfix) with ESMTP id 53A2A3E945; Fri, 28 Jun 2019 09:29:23 +0200 (CEST) From: Jose Abreu To: linux-kernel@vger.kernel.org, netdev@vger.kernel.org Cc: Jose Abreu , Joao Pinto , "David S . Miller" , Giuseppe Cavallaro , Alexandre Torgue Subject: [PATCH net-next v2 01/10] net: stmmac: dwxgmac: Enable EDMA by default Date: Fri, 28 Jun 2019 09:29:12 +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 Enable the EDMA feature by default which gives higher performance. Changes from v1: - Do not use magic values (David) Signed-off-by: Jose Abreu Cc: Joao Pinto Cc: David S. Miller Cc: Giuseppe Cavallaro Cc: Alexandre Torgue --- drivers/net/ethernet/stmicro/stmmac/dwxgmac2.h | 4 ++++ drivers/net/ethernet/stmicro/stmmac/dwxgmac2_dma.c | 2 ++ 2 files changed, 6 insertions(+) diff --git a/drivers/net/ethernet/stmicro/stmmac/dwxgmac2.h b/drivers/net/ethernet/stmicro/stmmac/dwxgmac2.h index b8296eb41011..c9e802faabb5 100644 --- a/drivers/net/ethernet/stmicro/stmmac/dwxgmac2.h +++ b/drivers/net/ethernet/stmicro/stmmac/dwxgmac2.h @@ -177,6 +177,10 @@ #define XGMAC_BLEN8 BIT(2) #define XGMAC_BLEN4 BIT(1) #define XGMAC_UNDEF BIT(0) +#define XGMAC_TX_EDMA_CTRL 0x00003040 +#define XGMAC_TDPS GENMASK(29, 0) +#define XGMAC_RX_EDMA_CTRL 0x00003044 +#define XGMAC_RDPS GENMASK(29, 0) #define XGMAC_DMA_CH_CONTROL(x) (0x00003100 + (0x80 * (x))) #define XGMAC_PBLx8 BIT(16) #define XGMAC_DMA_CH_TX_CONTROL(x) (0x00003104 + (0x80 * (x))) diff --git a/drivers/net/ethernet/stmicro/stmmac/dwxgmac2_dma.c b/drivers/net/ethernet/stmicro/stmmac/dwxgmac2_dma.c index 7861a938420a..42448973c36e 100644 --- a/drivers/net/ethernet/stmicro/stmmac/dwxgmac2_dma.c +++ b/drivers/net/ethernet/stmicro/stmmac/dwxgmac2_dma.c @@ -122,6 +122,8 @@ static void dwxgmac2_dma_axi(void __iomem *ioaddr, struct stmmac_axi *axi) } writel(value, ioaddr + XGMAC_DMA_SYSBUS_MODE); + writel(XGMAC_TDPS, ioaddr + XGMAC_TX_EDMA_CTRL); + writel(XGMAC_RDPS, ioaddr + XGMAC_RX_EDMA_CTRL); } static void dwxgmac2_dma_rx_mode(void __iomem *ioaddr, int mode,