From patchwork Thu Apr 22 04:09:08 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Ilya Lipnitskiy X-Patchwork-Id: 426784 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=-15.8 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, 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 33F0BC433ED for ; Thu, 22 Apr 2021 04:10:03 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 086E1613FB for ; Thu, 22 Apr 2021 04:10:02 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S234922AbhDVEKf (ORCPT ); Thu, 22 Apr 2021 00:10:35 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:40756 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231631AbhDVEKS (ORCPT ); Thu, 22 Apr 2021 00:10:18 -0400 Received: from mail-pj1-x102d.google.com (mail-pj1-x102d.google.com [IPv6:2607:f8b0:4864:20::102d]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 40C09C06138F; Wed, 21 Apr 2021 21:09:44 -0700 (PDT) Received: by mail-pj1-x102d.google.com with SMTP id u11so16942680pjr.0; Wed, 21 Apr 2021 21:09:44 -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=afUBNnLCnALHd7nnFx3FLIxkkAO2cCALl7BKYrqLlkY=; b=NYPusNMiIJkw5Pdj0XLU0ZWAtBJ0PRpny5fTeVCaCzLnmSQcEDHAq7Vi7RNZjCpNTQ I5AampDypMlwhKH63+UIQ9Rqo0b/ucLYFYhkqmpcZsvN0/tElVkYsN0c4svAcDAHxaZH 4y8FzJ9y1M2kNkuLvnfpGPkgqxcOJ2VAIjBdBcHb7mwcpCShQdGbUKnHrJtWkteMN4IT w0NS/kGQzmcUKU0MKLeAUh/x0Bih+w1G8WEM+2c3MmDaYDJKoJvqrQ0XUsWFC6iBdpKw TcVeoTYNjvy5iMlkQjl2/duH/+wQRLDvC3YQMzrCLRGU004SfgDZs4LUh6xvY9khhGJY 89PQ== 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=afUBNnLCnALHd7nnFx3FLIxkkAO2cCALl7BKYrqLlkY=; b=I90iVXO2t0Ycaeyc0YJE2nZj0Cc+XiNYBsaPIB7J4W/LXK72Xkk0XMue73tdl8ZANT J/gFP8rT3gIcJLNLiyqucG8CM0DM6J0wKmZzST/ubZ7J0NdjkK567Xxhv7aEevMxYERe venZwMYzL4L8lprSYHQVggGCR2BN+os+akG0g7i9IhMU+Ib0p4sHyuMtqP4YsaocoF19 4VzIlZ2Nzmc1sghkxiGooynweSlUtl4i/7Y3+DqOAKxxbIc4q1Pc16tD4EDChNj9NtWJ Vyy6spQFl2ORZmprrkAFGDw/dmTi0mDzxcuPwibwVKrEIqqFEwlYa4rMf/RKmGwf2pjF kzxQ== X-Gm-Message-State: AOAM531nV7vDvsdT0n5t+/XVVZPGHdXvR66apTeqkjgWMRDYe87QV/59 2GcV6hQ1ghlUszQoPu2EUhM= X-Google-Smtp-Source: ABdhPJyT3tO2UDDnQGbg/SV0FqbB8c0SOkNZA3M1yGxzusU3coNCVsdmTqvxDM6990gfNcEuqYSXXg== X-Received: by 2002:a17:902:e34b:b029:ec:9a57:9cba with SMTP id p11-20020a170902e34bb02900ec9a579cbamr1505555plc.56.1619064583871; Wed, 21 Apr 2021 21:09:43 -0700 (PDT) Received: from z640-arch.lan ([2602:61:7344:f100::678]) by smtp.gmail.com with ESMTPSA id i17sm635354pfd.84.2021.04.21.21.09.43 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 21 Apr 2021 21:09:43 -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 08/14] net: ethernet: mtk_eth_soc: increase DMA ring sizes Date: Wed, 21 Apr 2021 21:09:08 -0700 Message-Id: <20210422040914.47788-9-ilya.lipnitskiy@gmail.com> X-Mailer: git-send-email 2.31.1 In-Reply-To: <20210422040914.47788-1-ilya.lipnitskiy@gmail.com> References: <20210422040914.47788-1-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 039c39d750e0..4999f8123180 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)