From patchwork Sun Jan 10 15:30:10 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Stefan Chulski X-Patchwork-Id: 360352 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 C39BAC43331 for ; Sun, 10 Jan 2021 15:34:20 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 9B9962343F for ; Sun, 10 Jan 2021 15:34:20 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726960AbhAJPeF (ORCPT ); Sun, 10 Jan 2021 10:34:05 -0500 Received: from mx0b-0016f401.pphosted.com ([67.231.156.173]:47382 "EHLO mx0b-0016f401.pphosted.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726929AbhAJPeE (ORCPT ); Sun, 10 Jan 2021 10:34:04 -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 10AFQBaX023651; Sun, 10 Jan 2021 07:31:17 -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=uEBjAkcE63NqrDAC9NMl1o4Bp5PVR52PTWfJEYLvcJc=; b=JOW790hBEiErysCLu/KzMc+F+z8Bi6Ja0XVtydmd6FB7xbfPIoKcTcWpAse0daE5ToLc O2uCcJ2UVzAb5YcVsotT713QKRYKeAmHFie55QwK9V2Q6VlQN7Zf0WGiYf2BeL4Do1hC 0ptrBAhr3+olLyAovBooEXXm655/nktAY+QBBh36IEMmYYNHxGpbVuTJz3p7wMDvVBTo 0PzCY6ubBSGLX50mj+lHfZr3PHo66JhYQvsxK5oGE2Fiz5YFgwZrCN0D4GLNGr+C2CZ7 HroZJuEuqHZ6NAsS4ApAJXmI/25gm0zJBZe4Yh1igdQkHxwycr26gY1D7/szE5v+9BsX XA== Received: from dc5-exch01.marvell.com ([199.233.59.181]) by mx0b-0016f401.pphosted.com with ESMTP id 35ycvphvdb-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-SHA384 bits=256 verify=NOT); Sun, 10 Jan 2021 07:31:17 -0800 Received: from DC5-EXCH01.marvell.com (10.69.176.38) by DC5-EXCH01.marvell.com (10.69.176.38) with Microsoft SMTP Server (TLS) id 15.0.1497.2; Sun, 10 Jan 2021 07:31:14 -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, 10 Jan 2021 07:31:14 -0800 Received: from stefan-pc.marvell.com (stefan-pc.marvell.com [10.5.25.21]) by maili.marvell.com (Postfix) with ESMTP id ECE823F703F; Sun, 10 Jan 2021 07:31:11 -0800 (PST) From: To: CC: , , , , , , , , , , , Subject: [PATCH RFC net-next 06/19] net: mvpp2: increase BM pool size to 2048 buffers Date: Sun, 10 Jan 2021 17:30:10 +0200 Message-ID: <1610292623-15564-7-git-send-email-stefanc@marvell.com> X-Mailer: git-send-email 1.9.1 In-Reply-To: <1610292623-15564-1-git-send-email-stefanc@marvell.com> References: <1610292623-15564-1-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=2021-01-09_13:2021-01-07,2021-01-09 signatures=0 Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org From: Stefan Chulski BM pool size increased to support Firmware Flow Control. Minimum depletion thresholds to support FC is 1024 buffers. BM pool size increased to 2048 to have some 1024 buffers space between depletion thresholds and BM pool size. 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 89b3ede..8dc669d 100644 --- a/drivers/net/ethernet/marvell/mvpp2/mvpp2.h +++ b/drivers/net/ethernet/marvell/mvpp2/mvpp2.h @@ -851,8 +851,8 @@ enum mvpp22_ptp_packet_format { #define MVPP22_PTP_TIMESTAMPQUEUESELECT BIT(18) /* BM constants */ -#define MVPP2_BM_JUMBO_BUF_NUM 512 -#define MVPP2_BM_LONG_BUF_NUM 1024 +#define MVPP2_BM_JUMBO_BUF_NUM 2048 +#define MVPP2_BM_LONG_BUF_NUM 2048 #define MVPP2_BM_SHORT_BUF_NUM 2048 #define MVPP2_BM_POOL_SIZE_MAX (16*1024 - MVPP2_BM_POOL_PTR_ALIGN/4) #define MVPP2_BM_POOL_PTR_ALIGN 128