From patchwork Thu Mar 26 03:03:42 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "Wang, Haiyue" X-Patchwork-Id: 67160 X-Patchwork-Delegate: xiaolong.ye@intel.com Return-Path: X-Original-To: patchwork@inbox.dpdk.org Delivered-To: patchwork@inbox.dpdk.org Received: from dpdk.org (dpdk.org [92.243.14.124]) by inbox.dpdk.org (Postfix) with ESMTP id 27C6FA058E; Thu, 26 Mar 2020 04:12:19 +0100 (CET) Received: from [92.243.14.124] (localhost [127.0.0.1]) by dpdk.org (Postfix) with ESMTP id 464621C0C1; Thu, 26 Mar 2020 04:11:56 +0100 (CET) Received: from mga12.intel.com (mga12.intel.com [192.55.52.136]) by dpdk.org (Postfix) with ESMTP id 09DC11C0B5 for ; Thu, 26 Mar 2020 04:11:47 +0100 (CET) IronPort-SDR: dYufJyu8wAF9OZCV+UWbSjFgYl/6rgRHVs4FLio56Hg4P8rlWQ50YIw7p/oxUCWumbcyG9jSqt A6C7Bf/+iSDw== X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False Received: from orsmga003.jf.intel.com ([10.7.209.27]) by fmsmga106.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 25 Mar 2020 20:11:47 -0700 IronPort-SDR: dXvQqs+ChtXSj0taKbbiKyo8KVQ9gruVN+OzFse9LqhfMjNjEFLCiOzHlc7VGKRlsTsBvZgOdV rfWDOw0kiCrA== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.72,306,1580803200"; d="scan'208";a="247406857" Received: from npg-dpdk-haiyue-1.sh.intel.com ([10.67.119.213]) by orsmga003.jf.intel.com with ESMTP; 25 Mar 2020 20:11:45 -0700 From: Haiyue Wang To: dev@dpdk.org, xiaolong.ye@intel.com, qi.z.zhang@intel.com, qiming.yang@intel.com, beilei.xing@intel.com Cc: wei.zhao1@intel.com, Haiyue Wang Date: Thu, 26 Mar 2020 11:03:42 +0800 Message-Id: <20200326030346.32907-4-haiyue.wang@intel.com> X-Mailer: git-send-email 2.26.0 In-Reply-To: <20200326030346.32907-1-haiyue.wang@intel.com> References: <20200309141437.11800-1-haiyue.wang@intel.com> <20200326030346.32907-1-haiyue.wang@intel.com> MIME-Version: 1.0 Subject: [dpdk-dev] [PATCH v4 3/7] net/ice: acquire and disable the DCF capability 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: , Errors-To: dev-bounces@dpdk.org Sender: "dev" Since the DCF (Device Config Function) controls the flow setting of other VFs by the mailbox with PF, for security, it needs to acquire the DCF capability from PF when starts, and disable it when exits. Signed-off-by: Haiyue Wang --- drivers/net/ice/ice_dcf.c | 27 ++++++++++++++++++++++++++- 1 file changed, 26 insertions(+), 1 deletion(-) diff --git a/drivers/net/ice/ice_dcf.c b/drivers/net/ice/ice_dcf.c index 0a99cceb1..6ea68feb9 100644 --- a/drivers/net/ice/ice_dcf.c +++ b/drivers/net/ice/ice_dcf.c @@ -227,7 +227,7 @@ ice_dcf_get_vf_resource(struct ice_dcf_hw *hw) int err, i; caps = VIRTCHNL_VF_OFFLOAD_WB_ON_ITR | VIRTCHNL_VF_OFFLOAD_RX_POLLING | - VIRTCHNL_VF_CAP_ADV_LINK_SPEED | + VIRTCHNL_VF_CAP_ADV_LINK_SPEED | VIRTCHNL_VF_CAP_DCF | VF_BASE_MODE_OFFLOADS; err = ice_dcf_send_cmd_req_no_irq(hw, VIRTCHNL_OP_GET_VF_RESOURCES, @@ -264,6 +264,30 @@ ice_dcf_get_vf_resource(struct ice_dcf_hw *hw) return 0; } +static int +ice_dcf_mode_disable(struct ice_dcf_hw *hw) +{ + int err; + + err = ice_dcf_send_cmd_req_no_irq(hw, VIRTCHNL_OP_DCF_DISABLE, + NULL, 0); + if (err) { + PMD_DRV_LOG(ERR, "Failed to send msg OP_DCF_DISABLE"); + return err; + } + + err = ice_dcf_recv_cmd_rsp_no_irq(hw, VIRTCHNL_OP_DCF_DISABLE, + hw->arq_buf, ICE_DCF_AQ_BUF_SZ, NULL); + if (err) { + PMD_DRV_LOG(ERR, + "Failed to get response of OP_DCF_DISABLE %d", + err); + return -1; + } + + return 0; +} + static int ice_dcf_check_reset_done(struct ice_dcf_hw *hw) { @@ -467,6 +491,7 @@ ice_dcf_uninit_hw(struct rte_eth_dev *eth_dev, struct ice_dcf_hw *hw) rte_intr_callback_unregister(intr_handle, ice_dcf_dev_interrupt_handler, hw); + ice_dcf_mode_disable(hw); iavf_shutdown_adminq(&hw->avf); rte_free(hw->arq_buf);