From patchwork Sun Jan 24 11:43:56 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Stefan Chulski X-Patchwork-Id: 370501 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=-18.8 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID, DKIM_VALID_AU, 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 43F1EC433DB for ; Sun, 24 Jan 2021 12:00:27 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 01D5522CB9 for ; Sun, 24 Jan 2021 12:00:26 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727085AbhAXMAN (ORCPT ); Sun, 24 Jan 2021 07:00:13 -0500 Received: from mx0b-0016f401.pphosted.com ([67.231.156.173]:20594 "EHLO mx0b-0016f401.pphosted.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726738AbhAXLr6 (ORCPT ); Sun, 24 Jan 2021 06:47:58 -0500 Received: from pps.filterd (m0045851.ppops.net [127.0.0.1]) by mx0b-0016f401.pphosted.com (8.16.0.43/8.16.0.43) with SMTP id 10OBijI7025889; Sun, 24 Jan 2021 03:45:10 -0800 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=marvell.com; h=from : to : cc : subject : date : message-id : in-reply-to : references : mime-version : content-type; s=pfpt0220; bh=/g/es+Tg5FBzCKG2QIZyAEonCnsAEgNRvkP3FuHc02k=; b=d5UB2j6qz/CVBc5DyUWcz5J9mSSedKyt8TWqjLGYSw3Pk5DDFn1ZiDJeby8/HygCiP/W 6ycBT3+KkTOKhDFkVH7R5CCLKUnprYYwlfxU8KJGHU05rr7oQSeMUpDQLlpMVhtqCcOk b6ak78o+phnhChCVuYQeOgTTqsncwCIsTIUTs1zts7lzdw7MFS7jw330f6qcGZseuk8o SC1Qg49stvNOrukjKI77nkZlA774OjIkUu6H/DrKcTZZ+BnL0xV5uHAnpYEe8B7O1YAH NzcG/MquB5URVvNHxSe8puSgTe4qqFNpsS46dvqy3PLYLIxFtmruyDdFbB2pvC1uMgNf 8w== Received: from dc5-exch01.marvell.com ([199.233.59.181]) by mx0b-0016f401.pphosted.com with ESMTP id 368m6u9sth-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-SHA384 bits=256 verify=NOT); Sun, 24 Jan 2021 03:45:10 -0800 Received: from SC-EXCH01.marvell.com (10.93.176.81) by DC5-EXCH01.marvell.com (10.69.176.38) with Microsoft SMTP Server (TLS) id 15.0.1497.2; Sun, 24 Jan 2021 03:45:08 -0800 Received: from DC5-EXCH01.marvell.com (10.69.176.38) by SC-EXCH01.marvell.com (10.93.176.81) with Microsoft SMTP Server (TLS) id 15.0.1497.2; Sun, 24 Jan 2021 03:45:07 -0800 Received: from maili.marvell.com (10.69.176.80) by DC5-EXCH01.marvell.com (10.69.176.38) with Microsoft SMTP Server id 15.0.1497.2 via Frontend Transport; Sun, 24 Jan 2021 03:45:07 -0800 Received: from stefan-pc.marvell.com (stefan-pc.marvell.com [10.5.25.21]) by maili.marvell.com (Postfix) with ESMTP id D22283F7043; Sun, 24 Jan 2021 03:45:04 -0800 (PST) From: To: CC: , , , , , , , , , , , Subject: [PATCH v2 RFC net-next 07/18] net: mvpp2: increase RXQ size to 1024 descriptors Date: Sun, 24 Jan 2021 13:43:56 +0200 Message-ID: <1611488647-12478-8-git-send-email-stefanc@marvell.com> X-Mailer: git-send-email 1.9.1 In-Reply-To: <1611488647-12478-1-git-send-email-stefanc@marvell.com> References: <1611488647-12478-1-git-send-email-stefanc@marvell.com> MIME-Version: 1.0 X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10434:6.0.343, 18.0.737 definitions=2021-01-24_04:2021-01-22,2021-01-24 signatures=0 Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org From: Stefan Chulski RXQ size increased to support Firmware Flow Control. Minimum depletion thresholds to support FC is 1024 buffers. Default set to 1024 descriptors and maximum size to 2048. Signed-off-by: Stefan Chulski --- drivers/net/ethernet/marvell/mvpp2/mvpp2.h | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/drivers/net/ethernet/marvell/mvpp2/mvpp2.h b/drivers/net/ethernet/marvell/mvpp2/mvpp2.h index 8dc669d..cac9885 100644 --- a/drivers/net/ethernet/marvell/mvpp2/mvpp2.h +++ b/drivers/net/ethernet/marvell/mvpp2/mvpp2.h @@ -715,8 +715,8 @@ #define MVPP2_PORT_MAX_RXQ 32 /* Max number of Rx descriptors */ -#define MVPP2_MAX_RXD_MAX 1024 -#define MVPP2_MAX_RXD_DFLT 128 +#define MVPP2_MAX_RXD_MAX 2048 +#define MVPP2_MAX_RXD_DFLT 1024 /* Max number of Tx descriptors */ #define MVPP2_MAX_TXD_MAX 2048