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 9A1BAA054A for ; Fri, 19 Feb 2021 09:15:25 +0100 (CET) Received: from [217.70.189.124] (localhost [127.0.0.1]) by mails.dpdk.org (Postfix) with ESMTP id 8549640042; Fri, 19 Feb 2021 09:15:25 +0100 (CET) Received: from relay.smtp-ext.broadcom.com (saphodev.broadcom.com [192.19.232.172]) by mails.dpdk.org (Postfix) with ESMTP id E7E1C40042 for ; Fri, 19 Feb 2021 09:15:24 +0100 (CET) Received: from dhcp-10-123-153-55.dhcp.broadcom.net (dhcp-10-123-153-55.dhcp.broadcom.net [10.123.153.55]) (using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (No client certificate requested) by relay.smtp-ext.broadcom.com (Postfix) with ESMTPS id 20FE180DB; Fri, 19 Feb 2021 00:15:22 -0800 (PST) DKIM-Filter: OpenDKIM Filter v2.11.0 relay.smtp-ext.broadcom.com 20FE180DB DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=broadcom.com; s=dkimrelay; t=1613722524; bh=SWXB9SoCgvLyTctthAhB9yCzGLPuL84vq3an0xR3Dq4=; h=From:To:Cc:Subject:Date:From; b=hqxwexZZt8ElPqgbV0Mc8tW/bzTZWDUZuQiajnjJr64hFyWI6+3mE/IM6cq82OThb 9hJNviz++WOqd6KUC8FpTcsduQxXBw6BKFppHC1syzeI1knQhJi6y3Oykz2rOMOMx3 g5ndtaJVsZtgvc6AGAuR7uzOx4r3uRxQMBqlTyzk= From: Somnath Kotur To: stable@dpdk.org Cc: christian.ehrhardt@canonical.com, Somnath Kotur , Ajit Khaparde Date: Fri, 19 Feb 2021 13:45:17 +0530 Message-Id: <20210219081518.12097-1-somnath.kotur@broadcom.com> X-Mailer: git-send-email 2.28.0.450.g3a238e5 MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Subject: [dpdk-stable] [PATCH 19.11 1/2] net/bnxt: fix error handling in device start 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 Sender: "stable" [upstream commit 9d276b439aafab582c5e07e82ded75570b4dc9b4] Call bnxt_dev_stop in error path of bnxt_dev_start_op() to keep it simple and consistent Fixes: c09f57b49c13 ("net/bnxt: add start/stop/link update operations") Cc: stable@dpdk.org Signed-off-by: Somnath Kotur Reviewed-by: Ajit Khaparde --- drivers/net/bnxt/bnxt_ethdev.c | 136 ++++++++++++++++----------------- 1 file changed, 66 insertions(+), 70 deletions(-) diff --git a/drivers/net/bnxt/bnxt_ethdev.c b/drivers/net/bnxt/bnxt_ethdev.c index fc8532a464..e3f243cb86 100644 --- a/drivers/net/bnxt/bnxt_ethdev.c +++ b/drivers/net/bnxt/bnxt_ethdev.c @@ -831,76 +831,6 @@ static int bnxt_handle_if_change_status(struct bnxt *bp) return rc; } -static int bnxt_dev_start_op(struct rte_eth_dev *eth_dev) -{ - struct bnxt *bp = eth_dev->data->dev_private; - uint64_t rx_offloads = eth_dev->data->dev_conf.rxmode.offloads; - int vlan_mask = 0; - int rc, retry_cnt = BNXT_IF_CHANGE_RETRY_COUNT; - - if (!eth_dev->data->nb_tx_queues || !eth_dev->data->nb_rx_queues) { - PMD_DRV_LOG(ERR, "Queues are not configured yet!\n"); - return -EINVAL; - } - - if (bp->rx_cp_nr_rings > RTE_ETHDEV_QUEUE_STAT_CNTRS) { - PMD_DRV_LOG(ERR, - "RxQ cnt %d > CONFIG_RTE_ETHDEV_QUEUE_STAT_CNTRS %d\n", - bp->rx_cp_nr_rings, RTE_ETHDEV_QUEUE_STAT_CNTRS); - } - - do { - rc = bnxt_hwrm_if_change(bp, true); - if (rc == 0 || rc != -EAGAIN) - break; - - rte_delay_ms(BNXT_IF_CHANGE_RETRY_INTERVAL); - } while (retry_cnt--); - - if (rc) - return rc; - - if (bp->flags & BNXT_FLAG_IF_CHANGE_HOT_FW_RESET_DONE) { - rc = bnxt_handle_if_change_status(bp); - if (rc) - return rc; - } - - bnxt_enable_int(bp); - - rc = bnxt_init_chip(bp); - if (rc) - goto error; - - eth_dev->data->scattered_rx = bnxt_scattered_rx(eth_dev); - eth_dev->data->dev_started = 1; - - bnxt_link_update_op(eth_dev, 1); - - if (rx_offloads & DEV_RX_OFFLOAD_VLAN_FILTER) - vlan_mask |= ETH_VLAN_FILTER_MASK; - if (rx_offloads & DEV_RX_OFFLOAD_VLAN_STRIP) - vlan_mask |= ETH_VLAN_STRIP_MASK; - rc = bnxt_vlan_offload_set_op(eth_dev, vlan_mask); - if (rc) - goto error; - - eth_dev->rx_pkt_burst = bnxt_receive_function(eth_dev); - eth_dev->tx_pkt_burst = bnxt_transmit_function(eth_dev); - - bnxt_schedule_fw_health_check(bp); - - return 0; - -error: - bnxt_shutdown_nic(bp); - bnxt_free_tx_mbufs(bp); - bnxt_free_rx_mbufs(bp); - bnxt_hwrm_if_change(bp, false); - eth_dev->data->dev_started = 0; - return rc; -} - static int bnxt_dev_set_link_up_op(struct rte_eth_dev *eth_dev) { struct bnxt *bp = eth_dev->data->dev_private; @@ -974,6 +904,72 @@ static void bnxt_dev_stop_op(struct rte_eth_dev *eth_dev) bp->rx_cosq_cnt = 0; } +static int bnxt_dev_start_op(struct rte_eth_dev *eth_dev) +{ + struct bnxt *bp = eth_dev->data->dev_private; + uint64_t rx_offloads = eth_dev->data->dev_conf.rxmode.offloads; + int vlan_mask = 0; + int rc, retry_cnt = BNXT_IF_CHANGE_RETRY_COUNT; + + if (!eth_dev->data->nb_tx_queues || !eth_dev->data->nb_rx_queues) { + PMD_DRV_LOG(ERR, "Queues are not configured yet!\n"); + return -EINVAL; + } + + if (bp->rx_cp_nr_rings > RTE_ETHDEV_QUEUE_STAT_CNTRS) { + PMD_DRV_LOG(ERR, + "RxQ cnt %d > CONFIG_RTE_ETHDEV_QUEUE_STAT_CNTRS %d\n", + bp->rx_cp_nr_rings, RTE_ETHDEV_QUEUE_STAT_CNTRS); + } + + do { + rc = bnxt_hwrm_if_change(bp, true); + if (rc == 0 || rc != -EAGAIN) + break; + + rte_delay_ms(BNXT_IF_CHANGE_RETRY_INTERVAL); + } while (retry_cnt--); + + if (rc) + return rc; + + if (bp->flags & BNXT_FLAG_IF_CHANGE_HOT_FW_RESET_DONE) { + rc = bnxt_handle_if_change_status(bp); + if (rc) + return rc; + } + + bnxt_enable_int(bp); + + rc = bnxt_init_chip(bp); + if (rc) + goto error; + + eth_dev->data->scattered_rx = bnxt_scattered_rx(eth_dev); + eth_dev->data->dev_started = 1; + + bnxt_link_update_op(eth_dev, 1); + + if (rx_offloads & DEV_RX_OFFLOAD_VLAN_FILTER) + vlan_mask |= ETH_VLAN_FILTER_MASK; + if (rx_offloads & DEV_RX_OFFLOAD_VLAN_STRIP) + vlan_mask |= ETH_VLAN_STRIP_MASK; + rc = bnxt_vlan_offload_set_op(eth_dev, vlan_mask); + if (rc) + goto error; + + eth_dev->rx_pkt_burst = bnxt_receive_function(eth_dev); + eth_dev->tx_pkt_burst = bnxt_transmit_function(eth_dev); + + bnxt_schedule_fw_health_check(bp); + + return 0; + +error: + bnxt_dev_stop_op(eth_dev); + return rc; +} + static void bnxt_dev_close_op(struct rte_eth_dev *eth_dev) { struct bnxt *bp = eth_dev->data->dev_private; -- 2.28.0.497.g54e85e7