From patchwork Tue Feb 14 05:14:18 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Veerasenareddy Burru X-Patchwork-Id: 56683 Return-Path: Delivered-To: ouuuleilei@gmail.com Received: by 2002:adf:eb09:0:0:0:0:0 with SMTP id s9csp2770282wrn; Mon, 13 Feb 2023 21:15:45 -0800 (PST) X-Google-Smtp-Source: AK7set8BzshlvR5KY2SE099kP08QFc5N/ApfaNzC5MXnyo+8jpzPRLhKH96YxQdotz8MupgG+JmT X-Received: by 2002:a17:903:22c6:b0:198:f36b:9c78 with SMTP id y6-20020a17090322c600b00198f36b9c78mr1829623plg.62.1676351744869; Mon, 13 Feb 2023 21:15:44 -0800 (PST) ARC-Seal: i=1; a=rsa-sha256; t=1676351744; cv=none; d=google.com; s=arc-20160816; b=Q7H0B9lbc2yx6gNPZJuIQWLSmcW3O9MEb6OD/BARudySNloLFcc87BfsyXfMWBVAdX 4dPGFYS7A2XZiNWqriGm0+QYHnXusVf+qpPlze+pRCiJDG/zfb/OPvnQAiF88YMW0KWB hog5+CB38MomXXJ2J6qVLuFnWl31pj6ME4B6h8D+t7k9PtL7uq2M/o0A85guV8A0C2hf +4QHjouPYHhgnE2br3kTkwNPi0M4HUgjjaU6B2RiKcbgXkiTmShXlL0Qzam+1dYS+GNt 0Bj3X8Tg+5JhFUYNgjg8yGFV2PyWTh8f4LKzXrF58YvgU4hzISIlCw1JHhP2rYqO4bmQ MsLQ== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:content-transfer-encoding:mime-version :references:in-reply-to:message-id:date:subject:cc:to:from :dkim-signature; bh=9xMDpoZfipRQSFzP2NcND2Y7ZhWYtEcMQ6JEa9nmLtw=; b=SzkWXdbfO9PmhYI9w6OiOzLdWws8FoJuTZMCEx3XwzhssyF02wOH57my2c77oyqi7D vVzlrwyT2i1kpc2CJRAWhUChMsdNZTRxVbjYf6SWkHsWxxiodO2fRfMJ4DwP5yFYYDQm 0awxQHl4VooF3nR1U2BCWVCq4DCMlsEhy7XSo9iolJqpTWquoZ0loIP0HXgugRX2YQbf 1hlP/s69wT5bqi8BBQXa5+GnF9nP5ccYecihWtvaRd4TnNwibn280StDiJd62mv3Ncw3 wCZIaOztRKchdFBqpsEUzuyB5adyvcKG/Rr35zyFFd6vs009VVWzzxCJCZaHrKS/zOl0 xQHw== ARC-Authentication-Results: i=1; mx.google.com; dkim=pass header.i=@marvell.com header.s=pfpt0220 header.b=kXVe0cx8; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=NONE sp=REJECT dis=NONE) header.from=marvell.com Received: from out1.vger.email (out1.vger.email. [2620:137:e000::1:20]) by mx.google.com with ESMTP id u4-20020a170902a60400b001991804247csi12471211plq.548.2023.02.13.21.15.33; Mon, 13 Feb 2023 21:15:44 -0800 (PST) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) client-ip=2620:137:e000::1:20; Authentication-Results: mx.google.com; dkim=pass header.i=@marvell.com header.s=pfpt0220 header.b=kXVe0cx8; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=NONE sp=REJECT dis=NONE) header.from=marvell.com Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231211AbjBNFOn (ORCPT + 99 others); Tue, 14 Feb 2023 00:14:43 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:46146 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229880AbjBNFOi (ORCPT ); Tue, 14 Feb 2023 00:14:38 -0500 Received: from mx0b-0016f401.pphosted.com (mx0a-0016f401.pphosted.com [67.231.148.174]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id B4B3530E7; Mon, 13 Feb 2023 21:14:36 -0800 (PST) Received: from pps.filterd (m0045849.ppops.net [127.0.0.1]) by mx0a-0016f401.pphosted.com (8.17.1.19/8.17.1.19) with ESMTP id 31E53wwc028877; Mon, 13 Feb 2023 21:14:31 -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-transfer-encoding : content-type; s=pfpt0220; bh=9xMDpoZfipRQSFzP2NcND2Y7ZhWYtEcMQ6JEa9nmLtw=; b=kXVe0cx8j3Hsx9My86bv8Ha8foeKfDuClBW1N44uFn9fJ0ViB8dUkQWhV6Hzr3ZrrORc AFf3HAaR1yyErSq43Ag80OnH8uuJsAOFchM7teOVsboNzKX8LejjTobe1Ri4c9acipE2 596Bi43oF+A/yJos9bCSCUsmDpv3h0sM1ZBju6dmVKlaxPpLTeM0cv6UOobm1LwZu3EK MnO15Z7BI82HQ8djUkWinjkTs9VFIT9uU0g4l7eqo9vbfVq31Mq/ipQRlOb2ttjBHQuL doGUoY2peJhNRk5Mz/3lLEqmXvxSJGa5wbYYiJmrufBUYrVkYmK4H+FwobVImqaoLgec zA== Received: from dc5-exch01.marvell.com ([199.233.59.181]) by mx0a-0016f401.pphosted.com (PPS) with ESMTPS id 3np98upmpb-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-SHA384 bits=256 verify=NOT); Mon, 13 Feb 2023 21:14:31 -0800 Received: from DC5-EXCH02.marvell.com (10.69.176.39) by DC5-EXCH01.marvell.com (10.69.176.38) with Microsoft SMTP Server (TLS) id 15.0.1497.42; Mon, 13 Feb 2023 21:14:29 -0800 Received: from maili.marvell.com (10.69.176.80) by DC5-EXCH02.marvell.com (10.69.176.39) with Microsoft SMTP Server id 15.0.1497.42 via Frontend Transport; Mon, 13 Feb 2023 21:14:29 -0800 Received: from sburla-PowerEdge-T630.caveonetworks.com (unknown [10.106.27.217]) by maili.marvell.com (Postfix) with ESMTP id 779D83F707A; Mon, 13 Feb 2023 21:14:29 -0800 (PST) From: Veerasenareddy Burru To: , , , , CC: , Veerasenareddy Burru , "David S. Miller" , Eric Dumazet , Jakub Kicinski , Paolo Abeni Subject: [PATCH net-next v3 3/7] octeon_ep: control mailbox for multiple PFs Date: Mon, 13 Feb 2023 21:14:18 -0800 Message-ID: <20230214051422.13705-4-vburru@marvell.com> X-Mailer: git-send-email 2.36.0 In-Reply-To: <20230214051422.13705-1-vburru@marvell.com> References: <20230214051422.13705-1-vburru@marvell.com> MIME-Version: 1.0 X-Proofpoint-GUID: k8xdLBEO6BulBQNNFHAEJjZthSIBvJ2Q X-Proofpoint-ORIG-GUID: k8xdLBEO6BulBQNNFHAEJjZthSIBvJ2Q X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.219,Aquarius:18.0.930,Hydra:6.0.562,FMLib:17.11.170.22 definitions=2023-02-14_03,2023-02-13_01,2023-02-09_01 X-Spam-Status: No, score=-2.8 required=5.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,RCVD_IN_DNSWL_LOW,SPF_HELO_NONE, SPF_NONE autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org X-getmail-retrieved-from-mailbox: =?utf-8?q?INBOX?= X-GMAIL-THRID: =?utf-8?q?1757782207187867304?= X-GMAIL-MSGID: =?utf-8?q?1757782207187867304?= Add control mailbox support for multiple PFs. Update control mbox base address calculation based on PF function link. Signed-off-by: Veerasenareddy Burru Signed-off-by: Abhijit Ayarekar --- v2 -> v3: * no change v1 -> v2: * no change .../ethernet/marvell/octeon_ep/octep_cn9k_pf.c | 16 +++++++++++++++- 1 file changed, 15 insertions(+), 1 deletion(-) diff --git a/drivers/net/ethernet/marvell/octeon_ep/octep_cn9k_pf.c b/drivers/net/ethernet/marvell/octeon_ep/octep_cn9k_pf.c index f40ebac15a79..c82a1347eed8 100644 --- a/drivers/net/ethernet/marvell/octeon_ep/octep_cn9k_pf.c +++ b/drivers/net/ethernet/marvell/octeon_ep/octep_cn9k_pf.c @@ -13,6 +13,9 @@ #include "octep_main.h" #include "octep_regs_cn9k_pf.h" +#define CTRL_MBOX_MAX_PF 128 +#define CTRL_MBOX_SZ ((size_t)(0x400000 / CTRL_MBOX_MAX_PF)) + /* Names of Hardware non-queue generic interrupts */ static char *cn93_non_ioq_msix_names[] = { "epf_ire_rint", @@ -199,6 +202,8 @@ static void octep_init_config_cn93_pf(struct octep_device *oct) struct octep_config *conf = oct->conf; struct pci_dev *pdev = oct->pdev; u64 val; + int pos; + u8 link = 0; /* Read ring configuration: * PF ring count, number of VFs and rings per VF supported @@ -234,7 +239,16 @@ static void octep_init_config_cn93_pf(struct octep_device *oct) conf->msix_cfg.ioq_msix = conf->pf_ring_cfg.active_io_rings; conf->msix_cfg.non_ioq_msix_names = cn93_non_ioq_msix_names; - conf->ctrl_mbox_cfg.barmem_addr = (void __iomem *)oct->mmio[2].hw_addr + (0x400000ull * 7); + pos = pci_find_ext_capability(oct->pdev, PCI_EXT_CAP_ID_SRIOV); + if (pos) { + pci_read_config_byte(oct->pdev, + pos + PCI_SRIOV_FUNC_LINK, + &link); + link = PCI_DEVFN(PCI_SLOT(oct->pdev->devfn), link); + } + conf->ctrl_mbox_cfg.barmem_addr = (void __iomem *)oct->mmio[2].hw_addr + + (0x400000ull * 8) + + (link * CTRL_MBOX_SZ); } /* Setup registers for a hardware Tx Queue */