From patchwork Tue Aug 19 13:51:49 2014 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "Doherty, Declan" X-Patchwork-Id: 180 Return-Path: Received: from mga01.intel.com (mga01.intel.com [192.55.52.88]) by dpdk.org (Postfix) with ESMTP id 7CCB6B370 for ; Tue, 19 Aug 2014 15:48:36 +0200 (CEST) Received: from fmsmga003.fm.intel.com ([10.253.24.29]) by fmsmga101.fm.intel.com with ESMTP; 19 Aug 2014 06:52:03 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="4.97,862,1389772800"; d="scan'208";a="374260143" Received: from irvmail001.ir.intel.com ([163.33.26.43]) by FMSMGA003.fm.intel.com with ESMTP; 19 Aug 2014 06:48:19 -0700 Received: from sivswdev02.ir.intel.com (sivswdev02.ir.intel.com [10.237.217.46]) by irvmail001.ir.intel.com (8.14.3/8.13.6/MailSET/Hub) with ESMTP id s7JDq155002073; Tue, 19 Aug 2014 14:52:01 +0100 Received: from sivswdev02.ir.intel.com (localhost [127.0.0.1]) by sivswdev02.ir.intel.com with ESMTP id s7JDq1xV002908; Tue, 19 Aug 2014 14:52:01 +0100 Received: (from dwdohert@localhost) by sivswdev02.ir.intel.com with id s7JDq1uo002904; Tue, 19 Aug 2014 14:52:01 +0100 From: Declan Doherty To: dev@dpdk.org Date: Tue, 19 Aug 2014 14:51:49 +0100 Message-Id: <1408456313-28812-3-git-send-email-declan.doherty@intel.com> X-Mailer: git-send-email 1.7.0.7 In-Reply-To: <1408456313-28812-1-git-send-email-declan.doherty@intel.com> References: <1408456313-28812-1-git-send-email-declan.doherty@intel.com> Subject: [dpdk-dev] [PATCH 2/6] bond: removing switch statement from rx burst method 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: , X-List-Received-Date: Tue, 19 Aug 2014 13:48:37 -0000 Splitting rx burst function into seperate functions to avoid the need for a switch statement and also to match the structure of the tx burst functions. Signed-off-by: Declan Doherty Reviewed-by: Robert Sanford --- lib/librte_pmd_bond/rte_eth_bond_pmd.c | 62 ++++++++++++++++++-------------- 1 files changed, 35 insertions(+), 27 deletions(-) diff --git a/lib/librte_pmd_bond/rte_eth_bond_pmd.c b/lib/librte_pmd_bond/rte_eth_bond_pmd.c index cd3eecf..683b146 100644 --- a/lib/librte_pmd_bond/rte_eth_bond_pmd.c +++ b/lib/librte_pmd_bond/rte_eth_bond_pmd.c @@ -59,33 +59,37 @@ bond_ethdev_rx_burst(void *queue, struct rte_mbuf **bufs, uint16_t nb_pkts) internals = bd_rx_q->dev_private; - switch (internals->mode) { - case BONDING_MODE_ROUND_ROBIN: - case BONDING_MODE_BROADCAST: - case BONDING_MODE_BALANCE: - for (i = 0; i < internals->active_slave_count && nb_pkts; i++) { - /* Offset of pointer to *bufs increases as packets are received - * from other slaves */ - num_rx_slave = rte_eth_rx_burst(internals->active_slaves[i], - bd_rx_q->queue_id, bufs + num_rx_total, nb_pkts); - if (num_rx_slave) { - num_rx_total += num_rx_slave; - nb_pkts -= num_rx_slave; - } + for (i = 0; i < internals->active_slave_count && nb_pkts; i++) { + /* Offset of pointer to *bufs increases as packets are received + * from other slaves */ + num_rx_slave = rte_eth_rx_burst(internals->active_slaves[i], + bd_rx_q->queue_id, bufs + num_rx_total, nb_pkts); + if (num_rx_slave) { + num_rx_total += num_rx_slave; + nb_pkts -= num_rx_slave; } - break; - case BONDING_MODE_ACTIVE_BACKUP: - num_rx_slave = rte_eth_rx_burst(internals->current_primary_port, - bd_rx_q->queue_id, bufs, nb_pkts); - if (num_rx_slave) - num_rx_total = num_rx_slave; - break; } + return num_rx_total; } static uint16_t -bond_ethdev_tx_round_robin(void *queue, struct rte_mbuf **bufs, +bond_ethdev_rx_burst_active_backup(void *queue, struct rte_mbuf **bufs, + uint16_t nb_pkts) +{ + struct bond_dev_private *internals; + + /* Cast to structure, containing bonded device's port id and queue id */ + struct bond_rx_queue *bd_rx_q = (struct bond_rx_queue *)queue; + + internals = bd_rx_q->dev_private; + + return rte_eth_rx_burst(internals->current_primary_port, + bd_rx_q->queue_id, bufs, nb_pkts); +} + +static uint16_t +bond_ethdev_tx_burst_round_robin(void *queue, struct rte_mbuf **bufs, uint16_t nb_pkts) { struct bond_dev_private *dev_private; @@ -134,7 +138,7 @@ bond_ethdev_tx_round_robin(void *queue, struct rte_mbuf **bufs, } static uint16_t -bond_ethdev_tx_active_backup(void *queue, +bond_ethdev_tx_burst_active_backup(void *queue, struct rte_mbuf **bufs, uint16_t nb_pkts) { struct bond_dev_private *internals; @@ -270,7 +274,8 @@ xmit_slave_hash(const struct rte_mbuf *buf, uint8_t slave_count, uint8_t policy) } static uint16_t -bond_ethdev_tx_balance(void *queue, struct rte_mbuf **bufs, uint16_t nb_pkts) +bond_ethdev_tx_burst_balance(void *queue, struct rte_mbuf **bufs, + uint16_t nb_pkts) { struct bond_dev_private *internals; struct bond_tx_queue *bd_tx_q; @@ -480,22 +485,25 @@ bond_ethdev_mode_set(struct rte_eth_dev *eth_dev, int mode) switch (mode) { case BONDING_MODE_ROUND_ROBIN: - eth_dev->tx_pkt_burst = bond_ethdev_tx_round_robin; + eth_dev->tx_pkt_burst = bond_ethdev_tx_burst_round_robin; + eth_dev->rx_pkt_burst = bond_ethdev_rx_burst; break; case BONDING_MODE_ACTIVE_BACKUP: - eth_dev->tx_pkt_burst = bond_ethdev_tx_active_backup; + eth_dev->tx_pkt_burst = bond_ethdev_tx_burst_active_backup; + eth_dev->rx_pkt_burst = bond_ethdev_rx_burst_active_backup; break; case BONDING_MODE_BALANCE: - eth_dev->tx_pkt_burst = bond_ethdev_tx_balance; + eth_dev->tx_pkt_burst = bond_ethdev_tx_burst_balance; + eth_dev->rx_pkt_burst = bond_ethdev_rx_burst; break; case BONDING_MODE_BROADCAST: eth_dev->tx_pkt_burst = bond_ethdev_tx_burst_broadcast; + eth_dev->rx_pkt_burst = bond_ethdev_rx_burst; break; default: return -1; } - eth_dev->rx_pkt_burst = bond_ethdev_rx_burst; internals->mode = mode; return 0;