From patchwork Sun Sep 1 22:12:11 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Ajit Khaparde X-Patchwork-Id: 58350 X-Patchwork-Delegate: ferruh.yigit@amd.com Return-Path: X-Original-To: patchwork@dpdk.org Delivered-To: patchwork@dpdk.org Received: from [92.243.14.124] (localhost [127.0.0.1]) by dpdk.org (Postfix) with ESMTP id 52E101C1A2; Mon, 2 Sep 2019 00:16:44 +0200 (CEST) Received: from rnd-relay.smtp.broadcom.com (rnd-relay.smtp.broadcom.com [192.19.229.170]) by dpdk.org (Postfix) with ESMTP id 904241C1A2 for ; Mon, 2 Sep 2019 00:16:42 +0200 (CEST) Received: from nis-sj1-27.broadcom.com (nis-sj1-27.lvn.broadcom.net [10.75.144.136]) by rnd-relay.smtp.broadcom.com (Postfix) with ESMTP id C23C430D14C; Sun, 1 Sep 2019 15:16:36 -0700 (PDT) DKIM-Filter: OpenDKIM Filter v2.10.3 rnd-relay.smtp.broadcom.com C23C430D14C DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=broadcom.com; s=dkimrelay; t=1567376196; bh=V5O+lEPhAV83hC6j67TWTrCVhBfo0MzTmJZG1/TLFCQ=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=ADiQsQSiHCXq8UU2oxKZYu6DK0rLfSU/W+byCND+SnFLO3ytWwXaw/wJs5Q0mwCcR q6yDJnBto7vMUcPcUY8Lj2Pu+SNCIrjd+bfHqrvTXEOTi2j3p1+R2KDzSRRAuq+H+5 0uxirY85RTAY8oTHp1czRdR/ZukWjOArNYbYo2Cs= Received: from localhost.localdomain (unknown [10.230.30.225]) by nis-sj1-27.broadcom.com (Postfix) with ESMTP id 29FA0AC071D; Sun, 1 Sep 2019 15:16:41 -0700 (PDT) From: Ajit Khaparde To: dev@dpdk.org Cc: ferruh.yigit@intel.com, Kalesh AP , Somnath Kotur , Lance Richardson Date: Sun, 1 Sep 2019 15:12:11 -0700 Message-Id: <20190901221213.92149-8-ajit.khaparde@broadcom.com> X-Mailer: git-send-email 2.20.1 (Apple Git-117) In-Reply-To: <20190901221213.92149-1-ajit.khaparde@broadcom.com> References: <20190901221213.92149-1-ajit.khaparde@broadcom.com> MIME-Version: 1.0 Subject: [dpdk-dev] [PATCH 07/15] net/bnxt: fix L2 context calculation for Thor 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" From: Kalesh AP On Wh+, number of L2 context supported by FW is the sum of number of EM flow count and number of L2 context count returned in HWRM_FUNC_QCFG. This is not true for Thor. Restrict this only for Whitney for now. Fixes: ff9c0ca47e81176 ("net/bnxt: save the number of EM flow count") Signed-off-by: Kalesh AP Reviewed-by: Somnath Kotur Reviewed-by: Lance Richardson Signed-off-by: Ajit Khaparde --- drivers/net/bnxt/bnxt_hwrm.c | 11 ++++++----- 1 file changed, 6 insertions(+), 5 deletions(-) diff --git a/drivers/net/bnxt/bnxt_hwrm.c b/drivers/net/bnxt/bnxt_hwrm.c index c62da60f0..13aa4de24 100644 --- a/drivers/net/bnxt/bnxt_hwrm.c +++ b/drivers/net/bnxt/bnxt_hwrm.c @@ -601,8 +601,9 @@ static int __bnxt_hwrm_func_qcaps(struct bnxt *bp) bp->max_rx_rings = rte_le_to_cpu_16(resp->max_rx_rings); bp->first_vf_id = rte_le_to_cpu_16(resp->first_vf_id); bp->max_rx_em_flows = rte_le_to_cpu_16(resp->max_rx_em_flows); - bp->max_l2_ctx = - rte_le_to_cpu_16(resp->max_l2_ctxs) + bp->max_rx_em_flows; + bp->max_l2_ctx = rte_le_to_cpu_16(resp->max_l2_ctxs); + if (!BNXT_CHIP_THOR(bp)) + bp->max_l2_ctx += bp->max_rx_em_flows; /* TODO: For now, do not support VMDq/RFS on VFs. */ if (BNXT_PF(bp)) { if (bp->pf.max_vfs) @@ -858,9 +859,9 @@ int bnxt_hwrm_func_resc_qcaps(struct bnxt *bp) /* func_resource_qcaps does not return max_rx_em_flows. * So use the value provided by func_qcaps. */ - bp->max_l2_ctx = - rte_le_to_cpu_16(resp->max_l2_ctxs) + - bp->max_rx_em_flows; + bp->max_l2_ctx = rte_le_to_cpu_16(resp->max_l2_ctxs); + if (!BNXT_CHIP_THOR(bp)) + bp->max_l2_ctx += bp->max_rx_em_flows; bp->max_vnics = rte_le_to_cpu_16(resp->max_vnics); bp->max_stat_ctx = rte_le_to_cpu_16(resp->max_stat_ctx); }