From patchwork Sat May 27 03:47:58 2017 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Rahul Lakkireddy X-Patchwork-Id: 24713 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 [IPv6:::1]) by dpdk.org (Postfix) with ESMTP id F2DE73798; Sat, 27 May 2017 07:47:54 +0200 (CEST) Received: from stargate.chelsio.com (stargate.chelsio.com [12.32.117.8]) by dpdk.org (Postfix) with ESMTP id B4D6B2C02 for ; Sat, 27 May 2017 07:47:50 +0200 (CEST) Received: from localhost (scalar.blr.asicdesigners.com [10.193.185.94]) by stargate.chelsio.com (8.13.8/8.13.8) with ESMTP id v4R5llod016595; Fri, 26 May 2017 22:47:47 -0700 From: Rahul Lakkireddy To: dev@dpdk.org Cc: Nirranjan Kirubaharan , Indranil Choudhury , Kumar Sanghvi Date: Sat, 27 May 2017 09:17:58 +0530 Message-Id: <677838ff3cb8dd3e3af2ec04a3dd3cf781606f37.1495856647.git.rahul.lakkireddy@chelsio.com> X-Mailer: git-send-email 2.5.3 In-Reply-To: References: In-Reply-To: References: Subject: [dpdk-dev] [PATCH 2/4] cxgbe: fix rxq default params for ports under same PF 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" Enabling rx queues with default interrupt parameters doesn't happen for other ports under same PF due to FULL_INIT_DONE flag being set by the first port. Fix is to to allow each port to enable its own rx queues with default parameters. Signed-off-by: Rahul Lakkireddy Signed-off-by: Kumar Sanghvi --- drivers/net/cxgbe/cxgbe.h | 3 ++- drivers/net/cxgbe/cxgbe_ethdev.c | 2 ++ drivers/net/cxgbe/cxgbe_main.c | 33 +++++++++++---------------------- 3 files changed, 15 insertions(+), 23 deletions(-) diff --git a/drivers/net/cxgbe/cxgbe.h b/drivers/net/cxgbe/cxgbe.h index 0201c99..9120c43 100644 --- a/drivers/net/cxgbe/cxgbe.h +++ b/drivers/net/cxgbe/cxgbe.h @@ -1,7 +1,7 @@ /*- * BSD LICENSE * - * Copyright(c) 2014-2015 Chelsio Communications. + * Copyright(c) 2014-2017 Chelsio Communications. * All rights reserved. * * Redistribution and use in source and binary forms, with or without @@ -59,5 +59,6 @@ int setup_sge_fwevtq(struct adapter *adapter); void cfg_queues(struct rte_eth_dev *eth_dev); int cfg_queue_count(struct rte_eth_dev *eth_dev); int setup_rss(struct port_info *pi); +void cxgbe_enable_rx_queues(struct port_info *pi); #endif /* _CXGBE_H_ */ diff --git a/drivers/net/cxgbe/cxgbe_ethdev.c b/drivers/net/cxgbe/cxgbe_ethdev.c index 7282575..ade0b11 100644 --- a/drivers/net/cxgbe/cxgbe_ethdev.c +++ b/drivers/net/cxgbe/cxgbe_ethdev.c @@ -339,6 +339,8 @@ static int cxgbe_dev_start(struct rte_eth_dev *eth_dev) goto out; } + cxgbe_enable_rx_queues(pi); + err = setup_rss(pi); if (err) goto out; diff --git a/drivers/net/cxgbe/cxgbe_main.c b/drivers/net/cxgbe/cxgbe_main.c index 2522354..4d95f5d 100644 --- a/drivers/net/cxgbe/cxgbe_main.c +++ b/drivers/net/cxgbe/cxgbe_main.c @@ -984,33 +984,22 @@ int setup_rss(struct port_info *pi) /* * Enable NAPI scheduling and interrupt generation for all Rx queues. */ -static void enable_rx(struct adapter *adap) +static void enable_rx(struct adapter *adap, struct sge_rspq *q) { - struct sge *s = &adap->sge; - struct sge_rspq *q = &s->fw_evtq; - int i, j; - /* 0-increment GTS to start the timer and enable interrupts */ t4_write_reg(adap, MYPF_REG(A_SGE_PF_GTS), V_SEINTARM(q->intr_params) | V_INGRESSQID(q->cntxt_id)); +} - for_each_port(adap, i) { - const struct port_info *pi = &adap->port[i]; - struct rte_eth_dev *eth_dev = pi->eth_dev; - - for (j = 0; j < eth_dev->data->nb_rx_queues; j++) { - q = eth_dev->data->rx_queues[j]; - - /* - * 0-increment GTS to start the timer and enable - * interrupts - */ - t4_write_reg(adap, MYPF_REG(A_SGE_PF_GTS), - V_SEINTARM(q->intr_params) | - V_INGRESSQID(q->cntxt_id)); - } - } +void cxgbe_enable_rx_queues(struct port_info *pi) +{ + struct adapter *adap = pi->adapter; + struct sge *s = &adap->sge; + unsigned int i; + + for (i = 0; i < pi->n_rx_qsets; i++) + enable_rx(adap, &s->ethrxq[pi->first_qset + i].rspq); } /** @@ -1023,7 +1012,7 @@ static void enable_rx(struct adapter *adap) */ int cxgbe_up(struct adapter *adap) { - enable_rx(adap); + enable_rx(adap, &adap->sge.fw_evtq); t4_sge_tx_monitor_start(adap); t4_intr_enable(adap); adap->flags |= FULL_INIT_DONE;