From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mx0b-0016ce01.pphosted.com (mx0b-0016ce01.pphosted.com [67.231.156.153]) by dpdk.org (Postfix) with ESMTP id B9D275911 for ; Mon, 27 Feb 2017 08:52:17 +0100 (CET) Received: from pps.filterd (m0085408.ppops.net [127.0.0.1]) by mx0b-0016ce01.pphosted.com (8.16.0.20/8.16.0.20) with SMTP id v1R7qGKS008341; Sun, 26 Feb 2017 23:52:16 -0800 Received: from avcashub1.qlogic.com ([198.186.0.115]) by mx0b-0016ce01.pphosted.com with ESMTP id 28ut281un4-1 (version=TLSv1 cipher=ECDHE-RSA-AES256-SHA bits=256 verify=NOT); Sun, 26 Feb 2017 23:52:15 -0800 Received: from avluser05.qlc.com (10.1.113.115) by avcashub1.qlogic.org (10.1.4.190) with Microsoft SMTP Server (TLS) id 14.3.235.1; Sun, 26 Feb 2017 23:52:14 -0800 Received: (from rmody@localhost) by avluser05.qlc.com (8.14.4/8.14.4/Submit) id v1R7qE0i009714; Sun, 26 Feb 2017 23:52:14 -0800 X-Authentication-Warning: avluser05.qlc.com: rmody set sender to rasesh.mody@cavium.com using -f From: Rasesh Mody To: CC: Rasesh Mody , Date: Sun, 26 Feb 2017 23:51:48 -0800 Message-ID: <1488181923-9649-6-git-send-email-rasesh.mody@cavium.com> X-Mailer: git-send-email 1.7.10.3 In-Reply-To: <1488181923-9649-1-git-send-email-rasesh.mody@cavium.com> References: <1488181923-9649-1-git-send-email-rasesh.mody@cavium.com> MIME-Version: 1.0 Content-Type: text/plain disclaimer: bypass X-Proofpoint-Virus-Version: vendor=nai engine=5800 definitions=8451 signatures=669242 X-Proofpoint-Spam-Details: rule=notspam policy=default score=0 priorityscore=1501 malwarescore=0 suspectscore=1 phishscore=0 bulkscore=0 spamscore=0 clxscore=1015 lowpriorityscore=0 impostorscore=0 adultscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.0.1-1702020001 definitions=main-1702270080 Subject: [dpdk-dev] [PATCH 06/21] net/qede/base: fix VF init after malicious VF FLR X-BeenThere: dev@dpdk.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: DPDK patches and discussions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Mon, 27 Feb 2017 07:52:18 -0000 Fix VF init after malicious VF FLR. Fixes: 40c926ba2626 ("net/qede/base: support to initiate PF FLR") Fixes: 86a2265e59d7 ("qede: add SRIOV support") Signed-off-by: Rasesh Mody --- drivers/net/qede/base/ecore_sriov.c | 7 +++++++ 1 file changed, 7 insertions(+) diff --git a/drivers/net/qede/base/ecore_sriov.c b/drivers/net/qede/base/ecore_sriov.c index 4c1a078..e9a2421 100644 --- a/drivers/net/qede/base/ecore_sriov.c +++ b/drivers/net/qede/base/ecore_sriov.c @@ -3075,6 +3075,13 @@ static enum _ecore_status_t ecore_iov_vf_flr_poll(struct ecore_hwfn *p_hwfn, return rc; } + /* Workaround to make VF-PF channel ready, as FW + * doesn't do that as a part of FLR. + */ + REG_WR(p_hwfn, + GTT_BAR0_MAP_REG_USDM_RAM + + USTORM_VF_PF_CHANNEL_READY_OFFSET(vfid), 1); + /* VF_STOPPED has to be set only after final cleanup * but prior to re-enabling the VF. */ -- 1.7.10.3