From patchwork Fri Jan 10 16:48:53 2014 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Shahed Shaikh X-Patchwork-Id: 309345 X-Patchwork-Delegate: davem@davemloft.net Return-Path: X-Original-To: patchwork-incoming@ozlabs.org Delivered-To: patchwork-incoming@ozlabs.org Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by ozlabs.org (Postfix) with ESMTP id 5A1CA2C009C for ; Sat, 11 Jan 2014 04:23:18 +1100 (EST) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752456AbaAJRXM (ORCPT ); Fri, 10 Jan 2014 12:23:12 -0500 Received: from mx0b-0016ce01.pphosted.com ([67.231.156.153]:16434 "EHLO mx0b-0016ce01.pphosted.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752170AbaAJRWz (ORCPT ); Fri, 10 Jan 2014 12:22:55 -0500 Received: from pps.filterd (m0000643.ppops.net [127.0.0.1]) by mx0b-0016ce01.pphosted.com (8.14.5/8.14.5) with SMTP id s0AHILAI032188; Fri, 10 Jan 2014 09:22:54 -0800 Received: from avcashub1.qlogic.com (avcashub2.qlogic.com [198.70.193.116]) by mx0b-0016ce01.pphosted.com with ESMTP id 1h8euxcwcv-1 (version=TLSv1/SSLv3 cipher=AES128-SHA bits=128 verify=NOT); Fri, 10 Jan 2014 09:22:54 -0800 Received: from dut6217.mv.qlogic.com (172.29.56.217) by qlc.com (10.1.4.191) with Microsoft SMTP Server id 14.2.318.1; Fri, 10 Jan 2014 09:22:53 -0800 Received: by dut6217.mv.qlogic.com (Postfix, from userid 0) id E3467522170; Fri, 10 Jan 2014 11:49:11 -0500 (EST) From: Shahed Shaikh To: CC: , , Sucheta Chakraborty Subject: [PATCH net-next 2/8] qlcnic: Enable VF flood bit on PF. Date: Fri, 10 Jan 2014 11:48:53 -0500 Message-ID: <1389372539-13753-3-git-send-email-shahed.shaikh@qlogic.com> X-Mailer: git-send-email 1.7.7 In-Reply-To: <1389372539-13753-1-git-send-email-shahed.shaikh@qlogic.com> References: <1389372539-13753-1-git-send-email-shahed.shaikh@qlogic.com> MIME-Version: 1.0 X-Proofpoint-Virus-Version: vendor=nai engine=5600 definitions=7313 signatures=668874 X-Proofpoint-Spam-Details: rule=notspam policy=default score=0 spamscore=0 suspectscore=3 phishscore=0 adultscore=0 bulkscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=7.0.1-1305240000 definitions=main-1401100108 Sender: netdev-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org From: Sucheta Chakraborty o On enabling VF flood bit, PF driver will be able to receive traffic from all its VFs. Signed-off-by: Sucheta Chakraborty --- .../net/ethernet/qlogic/qlcnic/qlcnic_sriov_pf.c | 30 ++++++++++++++++++++++ 1 file changed, 30 insertions(+) diff --git a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_sriov_pf.c b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_sriov_pf.c index c588286..09acf15 100644 --- a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_sriov_pf.c +++ b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_sriov_pf.c @@ -15,6 +15,8 @@ #define QLC_MAC_OPCODE_MASK 0x7 #define QLC_MAC_STAR_ADD 6 #define QLC_MAC_STAR_DEL 7 +#define QLC_VF_FLOOD_BIT BIT_16 +#define QLC_FLOOD_MODE 0x5 static int qlcnic_sriov_pf_get_vport_handle(struct qlcnic_adapter *, u8); @@ -347,6 +349,28 @@ static int qlcnic_sriov_pf_cfg_vlan_filtering(struct qlcnic_adapter *adapter, return err; } +/* On configuring VF flood bit, PFD will receive traffic from all VFs */ +static int qlcnic_sriov_pf_cfg_flood(struct qlcnic_adapter *adapter) +{ + struct qlcnic_cmd_args cmd; + int err; + + err = qlcnic_alloc_mbx_args(&cmd, adapter, QLCNIC_CMD_SET_NIC_INFO); + if (err) + return err; + + cmd.req.arg[1] = QLC_FLOOD_MODE | QLC_VF_FLOOD_BIT; + + err = qlcnic_issue_cmd(adapter, &cmd); + if (err) + dev_err(&adapter->pdev->dev, + "Failed to configure VF Flood bit on PF, err=%d\n", + err); + + qlcnic_free_mbx_args(&cmd); + return err; +} + static int qlcnic_sriov_pf_cfg_eswitch(struct qlcnic_adapter *adapter, u8 func, u8 enable) { @@ -474,6 +498,12 @@ static int qlcnic_sriov_pf_init(struct qlcnic_adapter *adapter) if (err) return err; + if (qlcnic_84xx_check(adapter)) { + err = qlcnic_sriov_pf_cfg_flood(adapter); + if (err) + goto disable_vlan_filtering; + } + err = qlcnic_sriov_pf_cfg_eswitch(adapter, func, 1); if (err) goto disable_vlan_filtering;