From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mails.dpdk.org (mails.dpdk.org [217.70.189.124]) by inbox.dpdk.org (Postfix) with ESMTP id 630ADA034E for ; Wed, 9 Feb 2022 06:58:16 +0100 (CET) Received: from [217.70.189.124] (localhost [127.0.0.1]) by mails.dpdk.org (Postfix) with ESMTP id 5794D410F3; Wed, 9 Feb 2022 06:58:16 +0100 (CET) Received: from mail-pj1-f51.google.com (mail-pj1-f51.google.com [209.85.216.51]) by mails.dpdk.org (Postfix) with ESMTP id 2886C410F3 for ; Wed, 9 Feb 2022 06:58:15 +0100 (CET) Received: by mail-pj1-f51.google.com with SMTP id c8-20020a17090a674800b001b91184b732so1670505pjm.5 for ; Tue, 08 Feb 2022 21:58:15 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=broadcom.com; s=google; h=from:to:cc:subject:date:message-id:mime-version; bh=AlIVD+Lch+4m2Yk1GxWJtSi8I1Lu4wlDmfLyfW9YpHk=; b=er/ZCfB0Yv2bvnrjrglAdpgVmr7HCPWJvDc4FAskZuTQCRQG+buQal0xzKzEtrTsv/ t8v4Ckf5nXoPn9KvlgDdoe5Lt1Zoa+0C6crm/64QhvhdBUfHWIcgYiInF4b0jAaVKnTO /tPHlJkMEnLQFS0ZxEE8lKkrfiLmsStHNv9Hg= X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:from:to:cc:subject:date:message-id:mime-version; bh=AlIVD+Lch+4m2Yk1GxWJtSi8I1Lu4wlDmfLyfW9YpHk=; b=aHOMO8Z+9q/IC+lJ5KM+2ZAUMCbzRGqM2izzqkDJ1s23XlqxMp3IGKJnZeJbyBW7/y x+dSd2nMlMT8JdLy1LME751517KHNK+VaPaMU/lr6KvW3Dl3Kb6YmwlnylAbM6v9mn8N 3bDisnGWgx6IuG6QBeTAIFWmP0XqUn1jgY4S36K1eFYwCFNwBukrIIk+QqOqwHdPVZU4 QzlfgmJRL7eeMpcgkp8XRo+NPzPN2JTRN9SEFYZY0WwPwRfeSv5IzuhxwZ0htpAr1fMo L+ii9p3TqtiMiLuOs8SWFOBNIiqnJLOyLuuwMLcNwB3KobOugW2Sh9c7Txy1ye1w8BQS HoXA== X-Gm-Message-State: AOAM530JGa6eOs7bN1cNBxOdf6edZbYx1NRh1v0dD53iyk2dXUoPAAZZ 3eY0IOdPe4YlSneYkkiUr7BhMhUp9hBXx4Aw X-Google-Smtp-Source: ABdhPJwRX37G25YFvxx3r0Bg4gL62NaOxs8OIzUKrd3QkBR3gaWLYGo228YOD6ojP9enuUJxYXIynA== X-Received: by 2002:a17:90b:3eca:: with SMTP id rm10mr1656020pjb.211.1644386294369; Tue, 08 Feb 2022 21:58:14 -0800 (PST) Received: from localhost.localdomain ([136.52.99.246]) by smtp.gmail.com with ESMTPSA id k16sm18092199pfu.140.2022.02.08.21.58.13 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 08 Feb 2022 21:58:14 -0800 (PST) From: Ajit Khaparde To: dev@dpdk.org Cc: stable@dpdk.org, Somnath Kotur , Kalesh AP Subject: [PATCH] net/bnxt: fix ring calculation for representors Date: Tue, 8 Feb 2022 21:58:11 -0800 Message-Id: <20220209055811.88850-1-ajit.khaparde@broadcom.com> X-Mailer: git-send-email 2.32.0 (Apple Git-132) MIME-Version: 1.0 Content-Type: multipart/signed; protocol="application/pkcs7-signature"; micalg=sha-256; boundary="000000000000f7964f05d78f8470" X-BeenThere: stable@dpdk.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: patches for DPDK stable branches List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: stable-bounces@dpdk.org --000000000000f7964f05d78f8470 Content-Transfer-Encoding: 8bit Currently the Tx and Rx ring count for representors is fixed. It does not consider the number of rings created for the parent function. And that can cause issues not only during initialization but while running traffic. Instead check the number of rings created for the parent function while configuring the ring resources for representors. Fixes: 322bd6e70272 ("net/bnxt: add port representor infrastructure") Cc: stable@dpdk.org Signed-off-by: Ajit Khaparde Reviewed-by: Somnath Kotur Reviewed-by: Kalesh AP --- drivers/net/bnxt/bnxt.h | 2 +- drivers/net/bnxt/bnxt_reps.c | 19 ++++++++++--------- 2 files changed, 11 insertions(+), 10 deletions(-) diff --git a/drivers/net/bnxt/bnxt.h b/drivers/net/bnxt/bnxt.h index 433f1c80be..0cbb58b2cf 100644 --- a/drivers/net/bnxt/bnxt.h +++ b/drivers/net/bnxt/bnxt.h @@ -831,7 +831,7 @@ struct bnxt { uint16_t max_tx_rings; uint16_t max_rx_rings; #define MAX_STINGRAY_RINGS 236U -#define BNXT_MAX_VF_REP_RINGS 8 +#define BNXT_MAX_VF_REP_RINGS 8U uint16_t max_nq_rings; uint16_t max_l2_ctx; diff --git a/drivers/net/bnxt/bnxt_reps.c b/drivers/net/bnxt/bnxt_reps.c index 5e140f0cdb..9ae8848382 100644 --- a/drivers/net/bnxt/bnxt_reps.c +++ b/drivers/net/bnxt/bnxt_reps.c @@ -548,7 +548,8 @@ int bnxt_rep_dev_info_get_op(struct rte_eth_dev *eth_dev, dev_info->max_mac_addrs = parent_bp->max_l2_ctx; dev_info->max_hash_mac_addrs = 0; - max_rx_rings = BNXT_MAX_VF_REP_RINGS; + max_rx_rings = RTE_MIN(parent_bp->rx_nr_rings, BNXT_MAX_VF_REP_RINGS); + /* For the sake of symmetry, max_rx_queues = max_tx_queues */ dev_info->max_rx_queues = max_rx_rings; dev_info->max_tx_queues = max_rx_rings; @@ -629,10 +630,10 @@ int bnxt_rep_rx_queue_setup_op(struct rte_eth_dev *eth_dev, struct rte_mbuf **buf_ring; int rc = 0; - if (queue_idx >= BNXT_MAX_VF_REP_RINGS) { + if (queue_idx >= rep_bp->rx_nr_rings) { PMD_DRV_LOG(ERR, "Cannot create Rx ring %d. %d rings available\n", - queue_idx, BNXT_MAX_VF_REP_RINGS); + queue_idx, rep_bp->rx_nr_rings); return -EINVAL; } @@ -729,10 +730,10 @@ int bnxt_rep_tx_queue_setup_op(struct rte_eth_dev *eth_dev, struct bnxt_tx_queue *parent_txq, *txq; struct bnxt_vf_rep_tx_queue *vfr_txq; - if (queue_idx >= BNXT_MAX_VF_REP_RINGS) { + if (queue_idx >= rep_bp->rx_nr_rings) { PMD_DRV_LOG(ERR, "Cannot create Tx rings %d. %d rings available\n", - queue_idx, BNXT_MAX_VF_REP_RINGS); + queue_idx, rep_bp->rx_nr_rings); return -EINVAL; } @@ -805,10 +806,10 @@ int bnxt_rep_stats_get_op(struct rte_eth_dev *eth_dev, struct rte_eth_stats *stats) { struct bnxt_representor *rep_bp = eth_dev->data->dev_private; - int i; + unsigned int i; memset(stats, 0, sizeof(*stats)); - for (i = 0; i < BNXT_MAX_VF_REP_RINGS; i++) { + for (i = 0; i < rep_bp->rx_nr_rings; i++) { stats->obytes += rep_bp->tx_bytes[i]; stats->opackets += rep_bp->tx_pkts[i]; stats->ibytes += rep_bp->rx_bytes[i]; @@ -828,9 +829,9 @@ int bnxt_rep_stats_get_op(struct rte_eth_dev *eth_dev, int bnxt_rep_stats_reset_op(struct rte_eth_dev *eth_dev) { struct bnxt_representor *rep_bp = eth_dev->data->dev_private; - int i; + unsigned int i; - for (i = 0; i < BNXT_MAX_VF_REP_RINGS; i++) { + for (i = 0; i < rep_bp->rx_nr_rings; i++) { rep_bp->tx_pkts[i] = 0; rep_bp->tx_bytes[i] = 0; rep_bp->rx_pkts[i] = 0; -- 2.32.0 (Apple Git-132) --000000000000f7964f05d78f8470 Content-Type: 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