From patchwork Sun Jan 24 11:43:59 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Stefan Chulski X-Patchwork-Id: 12042285 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 CB989C433E6 for ; Sun, 24 Jan 2021 11:58:09 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id A164622571 for ; Sun, 24 Jan 2021 11:58:09 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727004AbhAXL5z (ORCPT ); Sun, 24 Jan 2021 06:57:55 -0500 Received: from mx0b-0016f401.pphosted.com ([67.231.156.173]:40938 "EHLO mx0b-0016f401.pphosted.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726741AbhAXLsF (ORCPT ); Sun, 24 Jan 2021 06:48:05 -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 10OBjJeP026736; Sun, 24 Jan 2021 03:45:19 -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=2d6CKVYDxz4eSQ8b4r6Nnloa6L66s0Mk1NuPVlTDLTg=; b=EU03zCg+RTcLmBu7BbeJM58RNaVvJMLf4W7UAxUcpobLKqdOiSHp4JlKNROpyihfnfmY /UhMovkRGXcl2LrYC2U3xj++ohovprXACbPIMT+UQ/NHBzD+XS8/W9Bc9ACQrlZiv3s5 Ezn/BxznQo6jWmZgDsKEuHQjwIjqvfQHYf71Yvo9RXFZ81vZlyF4OvZYV7JE7OI81x6r wRBxz2/34wVXHFY0coT2KiH/TAHvz4UFNOq1PqpOi4szsSd45gr4Xvr9NwoYRWskyVM9 2GQn4VDTJ1enW+o92lD2cB5QGtkZCoY9L9mruuPMt6EKaY/ns8Xhr8uQpo56VbxS1doF sQ== Received: from dc5-exch01.marvell.com ([199.233.59.181]) by mx0b-0016f401.pphosted.com with ESMTP id 368m6u9stq-2 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-SHA384 bits=256 verify=NOT); Sun, 24 Jan 2021 03:45:19 -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, 24 Jan 2021 03:45:17 -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 03:45:17 -0800 Received: from stefan-pc.marvell.com (stefan-pc.marvell.com [10.5.25.21]) by maili.marvell.com (Postfix) with ESMTP id EE8003F704A; Sun, 24 Jan 2021 03:45:14 -0800 (PST) From: To: CC: , , , , , , , , , , , Subject: [PATCH v2 RFC net-next 10/18] net: mvpp2: add spinlock for FW FCA configuration path Date: Sun, 24 Jan 2021 13:43:59 +0200 Message-ID: <1611488647-12478-11-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 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 0f5069f..32c79c50 100644 --- a/drivers/net/ethernet/marvell/mvpp2/mvpp2_main.c +++ b/drivers/net/ethernet/marvell/mvpp2/mvpp2_main.c @@ -7159,6 +7159,9 @@ 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) {