From: Leyi Rong <leyi.rong@intel.com>
To: wenzhuo.lu@intel.com, qi.z.zhang@intel.com
Cc: dev@dpdk.org, Leyi Rong <leyi.rong@intel.com>
Subject: [dpdk-dev] [PATCH] net/ice: fix wrong Tx function selection
Date: Fri, 19 Apr 2019 11:03:50 +0800 [thread overview]
Message-ID: <20190419030350.56822-1-leyi.rong@intel.com> (raw)
Message-ID: <20190419030350.fH-hJxshFC1q_JQhMsemiy-VZnwy0mg376--Q-Jei1E@z> (raw)
Add ice_set_tx_function_flag() to configure tx_simple_allowed properly.
Fixes: 6eac0b7fde95 ("net/ice: support advance Rx/Tx")
Signed-off-by: Leyi Rong <leyi.rong@intel.com>
---
drivers/net/ice/ice_rxtx.c | 22 ++++++++++++++++++++++
drivers/net/ice/ice_rxtx.h | 2 ++
2 files changed, 24 insertions(+)
diff --git a/drivers/net/ice/ice_rxtx.c b/drivers/net/ice/ice_rxtx.c
index 8ef6a2ff6..ace766b1d 100644
--- a/drivers/net/ice/ice_rxtx.c
+++ b/drivers/net/ice/ice_rxtx.c
@@ -885,6 +885,7 @@ ice_tx_queue_setup(struct rte_eth_dev *dev,
txq->q_set = TRUE;
dev->data->tx_queues[queue_idx] = txq;
txq->tx_rel_mbufs = _ice_tx_queue_release_mbufs;
+ ice_set_tx_function_flag(dev, txq);
return 0;
}
@@ -2305,6 +2306,27 @@ ice_set_rx_function(struct rte_eth_dev *dev)
}
}
+void __attribute__((cold))
+ice_set_tx_function_flag(struct rte_eth_dev *dev, struct ice_tx_queue *txq)
+{
+ struct ice_adapter *ad =
+ ICE_DEV_PRIVATE_TO_ADAPTER(dev->data->dev_private);
+
+ /* Use a simple Tx queue if possible (only fast free is allowed) */
+ ad->tx_simple_allowed =
+ (txq->offloads ==
+ (txq->offloads & DEV_TX_OFFLOAD_MBUF_FAST_FREE) &&
+ txq->tx_rs_thresh >= ICE_TX_MAX_BURST);
+
+ if (ad->tx_simple_allowed)
+ PMD_INIT_LOG(DEBUG, "Simple Tx can be enabled on Tx queue %u.",
+ txq->queue_id);
+ else
+ PMD_INIT_LOG(DEBUG,
+ "Simple Tx can NOT be enabled on Tx queue %u.",
+ txq->queue_id);
+}
+
/*********************************************************************
*
* TX prep functions
diff --git a/drivers/net/ice/ice_rxtx.h b/drivers/net/ice/ice_rxtx.h
index 64e9f20dd..9040e3ff4 100644
--- a/drivers/net/ice/ice_rxtx.h
+++ b/drivers/net/ice/ice_rxtx.h
@@ -158,6 +158,8 @@ uint16_t ice_xmit_pkts(void *tx_queue, struct rte_mbuf **tx_pkts,
void ice_set_rx_function(struct rte_eth_dev *dev);
uint16_t ice_prep_pkts(__rte_unused void *tx_queue, struct rte_mbuf **tx_pkts,
uint16_t nb_pkts);
+void ice_set_tx_function_flag(struct rte_eth_dev *dev,
+ struct ice_tx_queue *txq);
void ice_set_tx_function(struct rte_eth_dev *dev);
uint32_t ice_rx_queue_count(struct rte_eth_dev *dev, uint16_t rx_queue_id);
void ice_rxq_info_get(struct rte_eth_dev *dev, uint16_t queue_id,
--
2.17.1
next reply other threads:[~2019-04-19 3:04 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-04-19 3:03 Leyi Rong [this message]
2019-04-19 3:03 ` Leyi Rong
2019-04-19 3:41 ` Zhang, Qi Z
2019-04-19 3:41 ` Zhang, Qi Z
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