From patchwork Sun Jan 10 15:30:14 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Stefan Chulski X-Patchwork-Id: 12009243 X-Patchwork-Delegate: kuba@kernel.org 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 858A9C433E0 for ; Sun, 10 Jan 2021 15:34:54 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 5D78C23358 for ; Sun, 10 Jan 2021 15:34:54 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727112AbhAJPeY (ORCPT ); Sun, 10 Jan 2021 10:34:24 -0500 Received: from mx0b-0016f401.pphosted.com ([67.231.156.173]:57376 "EHLO mx0b-0016f401.pphosted.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727091AbhAJPeV (ORCPT ); Sun, 10 Jan 2021 10:34:21 -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 10AFQ7gF023449; Sun, 10 Jan 2021 07:31:34 -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=47Ndtfvcf4sX1fgarkTL5xfIs74jEo3JDpo2ACYgpeg=; b=RC/U5Lv+qys1bBchEWKTaIjgoQiDxN6YhV+s9BlfkhOpXsO6QFJTIYWmClcquqeX6W8R lkajI0yYf34ntZKIMWNIrzDe9yObdSExjXmjZY5Hw6IkA579u0NyI4EFv0hNKRu8KHc5 GCfynzRhmqeMDsb45YSN0mA7vwlP0NHc0DwVfJF4rcQBT94ybxEBgm6eknopG+MO4kuy 85brmtQCpoLWjNAvalWSXfnbiL1K4uiCr6h/LSVbshAOJYdcIMzq00tDIWytrrCtKS1h TuKT49YzEyDWE2fpbp31AdI10sfcRsOWXy3y8HNxgHOHtmI3RDA3yT1vmlGbIiMWloAm Kg== Received: from dc5-exch02.marvell.com ([199.233.59.182]) by mx0b-0016f401.pphosted.com with ESMTP id 35ycvphvdt-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-SHA384 bits=256 verify=NOT); Sun, 10 Jan 2021 07:31:34 -0800 Received: from SC-EXCH02.marvell.com (10.93.176.82) by DC5-EXCH02.marvell.com (10.69.176.39) with Microsoft SMTP Server (TLS) id 15.0.1497.2; Sun, 10 Jan 2021 07:31:31 -0800 Received: from DC5-EXCH01.marvell.com (10.69.176.38) by SC-EXCH02.marvell.com (10.93.176.82) with Microsoft SMTP Server (TLS) id 15.0.1497.2; Sun, 10 Jan 2021 07:31:32 -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 07:31:31 -0800 Received: from stefan-pc.marvell.com (stefan-pc.marvell.com [10.5.25.21]) by maili.marvell.com (Postfix) with ESMTP id 5A5F43F703F; Sun, 10 Jan 2021 07:31:28 -0800 (PST) From: To: CC: , , , , , , , , , , , Subject: [PATCH RFC net-next 10/19] net: mvpp2: add spinlock for FW FCA configuration path Date: Sun, 10 Jan 2021 17:30:14 +0200 Message-ID: <1610292623-15564-11-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 X-Patchwork-Delegate: kuba@kernel.org X-Patchwork-State: RFC From: Stefan Chulski Spinlock added to MSS shared memory configuration space. Signed-off-by: Stefan Chulski --- drivers/net/ethernet/marvell/mvpp2/mvpp2.h | 5 +++++ drivers/net/ethernet/marvell/mvpp2/mvpp2_main.c | 3 +++ 2 files changed, 8 insertions(+) diff --git a/drivers/net/ethernet/marvell/mvpp2/mvpp2.h b/drivers/net/ethernet/marvell/mvpp2/mvpp2.h index 3df8f60..4d58af6 100644 --- a/drivers/net/ethernet/marvell/mvpp2/mvpp2.h +++ b/drivers/net/ethernet/marvell/mvpp2/mvpp2.h @@ -1021,6 +1021,11 @@ struct mvpp2 { /* CM3 SRAM pool */ struct gen_pool *sram_pool; + + bool custom_dma_mask; + + /* Spinlocks for CM3 shared memory configuration */ + spinlock_t mss_spinlock; }; struct mvpp2_pcpu_stats { diff --git a/drivers/net/ethernet/marvell/mvpp2/mvpp2_main.c b/drivers/net/ethernet/marvell/mvpp2/mvpp2_main.c index 4d4e886..bc4b8069 100644 --- a/drivers/net/ethernet/marvell/mvpp2/mvpp2_main.c +++ b/drivers/net/ethernet/marvell/mvpp2/mvpp2_main.c @@ -7153,6 +7153,9 @@ static int mvpp2_probe(struct platform_device *pdev) priv->hw_version = MVPP23; } + /* Init mss lock */ + spin_lock_init(&priv->mss_spinlock); + /* Initialize network controller */ err = mvpp2_init(pdev, priv); if (err < 0) {