From patchwork Tue Apr 21 14:52:59 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Sudarsana Reddy Kalluru X-Patchwork-Id: 1274322 X-Patchwork-Delegate: davem@davemloft.net Return-Path: X-Original-To: patchwork-incoming-netdev@ozlabs.org Delivered-To: patchwork-incoming-netdev@ozlabs.org Authentication-Results: ozlabs.org; spf=pass (sender SPF authorized) smtp.mailfrom=vger.kernel.org (client-ip=23.128.96.18; helo=vger.kernel.org; envelope-from=netdev-owner@vger.kernel.org; receiver=) Authentication-Results: ozlabs.org; dmarc=fail (p=none dis=none) header.from=marvell.com Authentication-Results: ozlabs.org; dkim=fail reason="key not found in DNS" header.d=marvell.com header.i=@marvell.com header.a=rsa-sha256 header.s=pfpt0818 header.b=aKeBG7Hs; dkim-atps=neutral Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by ozlabs.org (Postfix) with ESMTP id 4966FD2x7zz9sT5 for ; Wed, 22 Apr 2020 01:00:32 +1000 (AEST) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1729064AbgDUPAb (ORCPT ); Tue, 21 Apr 2020 11:00:31 -0400 Received: from mx0a-0016f401.pphosted.com ([67.231.148.174]:20050 "EHLO mx0b-0016f401.pphosted.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1726628AbgDUPA3 (ORCPT ); Tue, 21 Apr 2020 11:00:29 -0400 Received: from pps.filterd (m0045849.ppops.net [127.0.0.1]) by mx0a-0016f401.pphosted.com (8.16.0.42/8.16.0.42) with SMTP id 03LEtdPB022819; Tue, 21 Apr 2020 08:00:27 -0700 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=pfpt0818; bh=GbWJcZCgLloge32IsBieU3dpMyLYErAWJJlqtz6epB8=; b=aKeBG7Hss5ej+SdVnmANNLY3/9lBHGiPMkBxCN8ti4LwWqo5qqICVBg84DOkrCYCoz5J WxIvzp84pFIP3UMjAXmgIy2kGNi0WDzz7bPU9B93ZYL6QELLK+ezSPPRq8j1EwpzfpCf FCVzMVzRXASJBx8+40mKcrEwJYhUdYA2P06Me4nAwfhKgljOTIbpc1TY3aD+jTNxJq0K Lhm8RNljY1P47iAD8VRXBQyM3AOXzPOEmsFFqSD8ERzeT1fEJiFecfVzHdIXekQG5s57 JWgAiksuKI+O5ujYuW9yHymdU1X+sDuvWgNJOvZFp09lJjICZjcV2wt8wSbLgs8kyC0w iQ== Received: from sc-exch03.marvell.com ([199.233.58.183]) by mx0a-0016f401.pphosted.com with ESMTP id 30fxwpcqua-18 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-SHA384 bits=256 verify=NOT); Tue, 21 Apr 2020 08:00:27 -0700 Received: from DC5-EXCH02.marvell.com (10.69.176.39) by SC-EXCH03.marvell.com (10.93.176.83) with Microsoft SMTP Server (TLS) id 15.0.1497.2; Tue, 21 Apr 2020 07:53:30 -0700 Received: from DC5-EXCH02.marvell.com (10.69.176.39) by DC5-EXCH02.marvell.com (10.69.176.39) with Microsoft SMTP Server (TLS) id 15.0.1497.2; Tue, 21 Apr 2020 07:53:30 -0700 Received: from maili.marvell.com (10.69.176.80) by DC5-EXCH02.marvell.com (10.69.176.39) with Microsoft SMTP Server id 15.0.1497.2 via Frontend Transport; Tue, 21 Apr 2020 07:53:30 -0700 Received: from dut1171.mv.qlogic.com (unknown [10.112.88.18]) by maili.marvell.com (Postfix) with ESMTP id CA18C3F7040; Tue, 21 Apr 2020 07:53:29 -0700 (PDT) Received: from dut1171.mv.qlogic.com (localhost [127.0.0.1]) by dut1171.mv.qlogic.com (8.14.7/8.14.7) with ESMTP id 03LErTFO016331; Tue, 21 Apr 2020 07:53:29 -0700 Received: (from root@localhost) by dut1171.mv.qlogic.com (8.14.7/8.14.7/Submit) id 03LErT8A016330; Tue, 21 Apr 2020 07:53:29 -0700 From: Sudarsana Reddy Kalluru To: CC: , , , Subject: [PATCH net-next 2/3] qede: Cache num configured VFs on a PF. Date: Tue, 21 Apr 2020 07:52:59 -0700 Message-ID: <20200421145300.16278-3-skalluru@marvell.com> X-Mailer: git-send-email 2.12.0 In-Reply-To: <20200421145300.16278-1-skalluru@marvell.com> References: <20200421145300.16278-1-skalluru@marvell.com> MIME-Version: 1.0 X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10434:6.0.138,18.0.676 definitions=2020-04-21_05:2020-04-20,2020-04-21 signatures=0 Sender: netdev-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org The patch add changes to cache the number of VFs configured on a PF. Signed-off-by: Sudarsana Reddy Kalluru Signed-off-by: Ariel Elior Signed-off-by: Igor Russkikh --- drivers/net/ethernet/qlogic/qede/qede.h | 1 + drivers/net/ethernet/qlogic/qede/qede_main.c | 15 +++++++++------ 2 files changed, 10 insertions(+), 6 deletions(-) diff --git a/drivers/net/ethernet/qlogic/qede/qede.h b/drivers/net/ethernet/qlogic/qede/qede.h index 234c6f3..bf8b8ad 100644 --- a/drivers/net/ethernet/qlogic/qede/qede.h +++ b/drivers/net/ethernet/qlogic/qede/qede.h @@ -198,6 +198,7 @@ struct qede_dev { struct net_device *ndev; struct pci_dev *pdev; + int num_vfs; u32 dp_module; u8 dp_level; diff --git a/drivers/net/ethernet/qlogic/qede/qede_main.c b/drivers/net/ethernet/qlogic/qede/qede_main.c index 34fa391..9c4d9cd 100644 --- a/drivers/net/ethernet/qlogic/qede/qede_main.c +++ b/drivers/net/ethernet/qlogic/qede/qede_main.c @@ -190,12 +190,15 @@ static int qede_sriov_configure(struct pci_dev *pdev, int num_vfs_param) rc = edev->ops->iov->configure(edev->cdev, num_vfs_param); /* Enable/Disable Tx switching for PF */ - if ((rc == num_vfs_param) && netif_running(edev->ndev) && - !qed_info->b_inter_pf_switch && qed_info->tx_switching) { - vport_params->vport_id = 0; - vport_params->update_tx_switching_flg = 1; - vport_params->tx_switching_flg = num_vfs_param ? 1 : 0; - edev->ops->vport_update(edev->cdev, vport_params); + if (rc == num_vfs_param) { + edev->num_vfs = rc; + if (netif_running(edev->ndev) && + !qed_info->b_inter_pf_switch && qed_info->tx_switching) { + vport_params->vport_id = 0; + vport_params->update_tx_switching_flg = 1; + vport_params->tx_switching_flg = num_vfs_param ? 1 : 0; + edev->ops->vport_update(edev->cdev, vport_params); + } } vfree(vport_params);