From patchwork Fri Apr 23 05:21:01 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Ilya Lipnitskiy X-Patchwork-Id: 426711 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-15.7 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI, SPF_HELO_NONE, SPF_PASS, URIBL_BLOCKED, USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 53A26C43461 for ; Fri, 23 Apr 2021 05:21:42 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 291F8611AC for ; Fri, 23 Apr 2021 05:21:42 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S240793AbhDWFWQ (ORCPT ); Fri, 23 Apr 2021 01:22:16 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:34550 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S240550AbhDWFWB (ORCPT ); Fri, 23 Apr 2021 01:22:01 -0400 Received: from mail-pl1-x62f.google.com (mail-pl1-x62f.google.com [IPv6:2607:f8b0:4864:20::62f]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 83B81C06174A; Thu, 22 Apr 2021 22:21:25 -0700 (PDT) Received: by mail-pl1-x62f.google.com with SMTP id s20so8835927plr.13; Thu, 22 Apr 2021 22:21:25 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=gg/rWc1cINoL2FH5CJEjCow0QyQU7jLI6ek3affIyww=; b=mVfonw9+g2aQXAAo6MdpHMUX05//o0mlrwM168LRxmOEU7Hj5nBFXMbwlFeS+XBWGG a6v3Qh91kRjJHP+9SKYN9FlBcqINPt+2vnqZlU27MJ4cLtIs17lYtUTptCoZtSdUFVRF A+wyQ2omVIrFTfBRjHgWXQbmG3+RSnBjjQIkVkekW8qoMIaTyw9KzKIF3ILq/kfBoz35 w3XphpbYiImmn2aEKJNlEg1cgzrtaXtFnkUsClO4Fq3uGv922YCYuLz0UNzLwxBeeVVg M0GslZ8/22jMbuz46w6tt1NVYRhQ0e/t7tObcDBeN2J/QYvULdb8cSsDoqvhFn4ur203 0TBw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=gg/rWc1cINoL2FH5CJEjCow0QyQU7jLI6ek3affIyww=; b=mEyoqEq5663PLV+n6PbqGK0bslFoYoqIhvS98YNO4Jck//a+AhM5xjPeVC1jjXHrWj GV3npnfLah9FY5bYkwbvyNvgKY/VDSQ+Y4kA8Uf+tHXuWFaXfyp9w2U/0hkypMg2ha/5 Rp6ZFo7PoQ6QHbLy7dGczFtPu8QLzvy/iNF1K+YPL349PYvu88wCsjJ7KopENn5anFVj uW/IWPMHr+x6cqLP/j9yagdt0wYHQ8Ld51S6rp2S99q6EU3T7TrnP0YjKzyxNWvBhayc V1ZpopXaZqRwXRILwYy1RhY5nlzo9Gcy8NNHWy537Cng/BYdIA5W2Ka/abQNzybcY65j Ux6A== X-Gm-Message-State: AOAM531UaPBSOnzdLrkxR2EVq6vdInMOvoKSgCkcOEKeWj3tWWfQjqQs jWzvllw5Z1zMOx2y/ghtx1I= X-Google-Smtp-Source: ABdhPJxAVghnaX081IZtbsM8hmJXe+URl3wx1vFIBP0POUNj0vLcd2sYlm6nrYC/A+GuYl8TXNLOyA== X-Received: by 2002:a17:902:109:b029:ec:9f64:c53d with SMTP id 9-20020a1709020109b02900ec9f64c53dmr2003503plb.83.1619155285132; Thu, 22 Apr 2021 22:21:25 -0700 (PDT) Received: from z640-arch.lan ([2602:61:7344:f100::678]) by smtp.gmail.com with ESMTPSA id y24sm6238825pjp.26.2021.04.22.22.21.24 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 22 Apr 2021 22:21:24 -0700 (PDT) From: Ilya Lipnitskiy To: Felix Fietkau , John Crispin , Sean Wang , Mark Lee , "David S. Miller" , Jakub Kicinski , Matthias Brugger , netdev@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-mediatek@lists.infradead.org Cc: Ilya Lipnitskiy Subject: [PATCH net-next v2 08/15] net: ethernet: mtk_eth_soc: increase DMA ring sizes Date: Thu, 22 Apr 2021 22:21:01 -0700 Message-Id: <20210423052108.423853-9-ilya.lipnitskiy@gmail.com> X-Mailer: git-send-email 2.31.1 In-Reply-To: <20210423052108.423853-1-ilya.lipnitskiy@gmail.com> References: <20210423052108.423853-1-ilya.lipnitskiy@gmail.com> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org From: Felix Fietkau 256 descriptors is not enough for multi-gigabit traffic under load on MT7622. Bump it to 512 to improve performance. Signed-off-by: Felix Fietkau Signed-off-by: Ilya Lipnitskiy --- drivers/net/ethernet/mediatek/mtk_eth_soc.h | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/net/ethernet/mediatek/mtk_eth_soc.h b/drivers/net/ethernet/mediatek/mtk_eth_soc.h index 83883d86b881..540a5771b7bf 100644 --- a/drivers/net/ethernet/mediatek/mtk_eth_soc.h +++ b/drivers/net/ethernet/mediatek/mtk_eth_soc.h @@ -22,7 +22,7 @@ #define MTK_MAX_RX_LENGTH 1536 #define MTK_MAX_RX_LENGTH_2K 2048 #define MTK_TX_DMA_BUF_LEN 0x3fff -#define MTK_DMA_SIZE 256 +#define MTK_DMA_SIZE 512 #define MTK_NAPI_WEIGHT 64 #define MTK_MAC_COUNT 2 #define MTK_RX_ETH_HLEN (ETH_HLEN + ETH_FCS_LEN)