From patchwork Thu Jan 29 01:41:55 2015 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Jingjing Wu X-Patchwork-Id: 2646 Return-Path: X-Original-To: patchwork@dpdk.org Delivered-To: patchwork@dpdk.org Received: from [92.243.14.124] (localhost [IPv6:::1]) by dpdk.org (Postfix) with ESMTP id 4EA455A95; Thu, 29 Jan 2015 02:42:17 +0100 (CET) Received: from mga14.intel.com (mga14.intel.com [192.55.52.115]) by dpdk.org (Postfix) with ESMTP id D3DF11F5 for ; Thu, 29 Jan 2015 02:42:11 +0100 (CET) Received: from orsmga003.jf.intel.com ([10.7.209.27]) by fmsmga103.fm.intel.com with ESMTP; 28 Jan 2015 17:35:58 -0800 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.09,484,1418112000"; d="scan'208";a="519388451" Received: from shvmail01.sh.intel.com ([10.239.29.42]) by orsmga003.jf.intel.com with ESMTP; 28 Jan 2015 17:34:57 -0800 Received: from shecgisg004.sh.intel.com (shecgisg004.sh.intel.com [10.239.29.89]) by shvmail01.sh.intel.com with ESMTP id t0T1g6sW009736; Thu, 29 Jan 2015 09:42:06 +0800 Received: from shecgisg004.sh.intel.com (localhost [127.0.0.1]) by shecgisg004.sh.intel.com (8.13.6/8.13.6/SuSE Linux 0.8) with ESMTP id t0T1g2xt006499; Thu, 29 Jan 2015 09:42:04 +0800 Received: (from wujingji@localhost) by shecgisg004.sh.intel.com (8.13.6/8.13.6/Submit) id t0T1g2qe006495; Thu, 29 Jan 2015 09:42:02 +0800 From: Jingjing Wu To: dev@dpdk.org Date: Thu, 29 Jan 2015 09:41:55 +0800 Message-Id: <1422495715-6450-3-git-send-email-jingjing.wu@intel.com> X-Mailer: git-send-email 1.7.4.1 In-Reply-To: <1422495715-6450-1-git-send-email-jingjing.wu@intel.com> References: <1422495715-6450-1-git-send-email-jingjing.wu@intel.com> Subject: [dpdk-dev] [PATCH 2/2] i40e: enable internal switch of pf X-BeenThere: dev@dpdk.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: patches and discussions about DPDK List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dev-bounces@dpdk.org Sender: "dev" This patch enables PF's internal switch by setting ALLOWLOOPBACK flag when VEB is created. With this patch, traffic from PF can be switched on the VEB. Signed-off-by: Jingjing Wu --- lib/librte_pmd_i40e/i40e_ethdev.c | 36 ++++++++++++++++++++++++++++++++++++ 1 file changed, 36 insertions(+) diff --git a/lib/librte_pmd_i40e/i40e_ethdev.c b/lib/librte_pmd_i40e/i40e_ethdev.c index fe758c2..94fd36c 100644 --- a/lib/librte_pmd_i40e/i40e_ethdev.c +++ b/lib/librte_pmd_i40e/i40e_ethdev.c @@ -2854,6 +2854,40 @@ i40e_vsi_dump_bw_config(struct i40e_vsi *vsi) return 0; } +/* + * i40e_enable_pf_lb + * @pf: pointer to the pf structure + * + * allow loopback on pf + */ +static inline void +i40e_enable_pf_lb(struct i40e_pf *pf) +{ + struct i40e_hw *hw = I40E_PF_TO_HW(pf); + struct i40e_vsi_context ctxt; + int ret; + + memset(&ctxt, 0, sizeof(ctxt)); + ctxt.seid = pf->main_vsi_seid; + ctxt.pf_num = hw->pf_id; + ret = i40e_aq_get_vsi_params(hw, &ctxt, NULL); + if (ret) { + PMD_DRV_LOG(ERR, "couldn't get pf vsi config, err %d, aq_err %d", + ret, hw->aq.asq_last_status); + return; + } + ctxt.flags = I40E_AQ_VSI_TYPE_PF; + ctxt.info.valid_sections = + rte_cpu_to_le_16(I40E_AQ_VSI_PROP_SWITCH_VALID); + ctxt.info.switch_id |= + rte_cpu_to_le_16(I40E_AQ_VSI_SW_ID_FLAG_ALLOW_LB); + + ret = i40e_aq_update_vsi_params(hw, &ctxt, NULL); + if (ret) + PMD_DRV_LOG(ERR, "update vsi switch failed, aq_err=%d\n", + hw->aq.asq_last_status); +} + /* Setup a VSI */ struct i40e_vsi * i40e_vsi_setup(struct i40e_pf *pf, @@ -2889,6 +2923,8 @@ i40e_vsi_setup(struct i40e_pf *pf, PMD_DRV_LOG(ERR, "VEB setup failed"); return NULL; } + /* set ALLOWLOOPBACk on pf, when veb is created */ + i40e_enable_pf_lb(pf); } vsi = rte_zmalloc("i40e_vsi", sizeof(struct i40e_vsi), 0);