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From: Chenxu Di <chenxux.di@intel.com>
To: dev@dpdk.org
Cc: Yang Qiming <qiming.yang@intel.com>, Chenxu Di <chenxux.di@intel.com>
Subject: [dpdk-dev] [PATCH v3 3/5] net/ice: cleanup Tx buffers
Date: Fri, 20 Dec 2019 03:15:33 +0000
Message-ID: <20191220031535.19274-4-chenxux.di@intel.com> (raw)
In-Reply-To: <20191220031535.19274-1-chenxux.di@intel.com>

Add support to the ice driver for the API rte_eth_tx_done_cleanup
 to force free consumed buffers on Tx ring.

Signed-off-by: Chenxu Di <chenxux.di@intel.com>
---
 drivers/net/ice/ice_ethdev.c |  1 +
 drivers/net/ice/ice_rxtx.c   | 41 ++++++++++++++++++++++++++++++++++++
 drivers/net/ice/ice_rxtx.h   |  1 +
 3 files changed, 43 insertions(+)

diff --git a/drivers/net/ice/ice_ethdev.c b/drivers/net/ice/ice_ethdev.c
index de189daba..b55cdbf74 100644
--- a/drivers/net/ice/ice_ethdev.c
+++ b/drivers/net/ice/ice_ethdev.c
@@ -220,6 +220,7 @@ static const struct eth_dev_ops ice_eth_dev_ops = {
 	.filter_ctrl                  = ice_dev_filter_ctrl,
 	.udp_tunnel_port_add          = ice_dev_udp_tunnel_port_add,
 	.udp_tunnel_port_del          = ice_dev_udp_tunnel_port_del,
+	.tx_done_cleanup              = ice_tx_done_cleanup,
 };
 
 /* store statistics names and its offset in stats structure */
diff --git a/drivers/net/ice/ice_rxtx.c b/drivers/net/ice/ice_rxtx.c
index 2db174456..154cc5e5f 100644
--- a/drivers/net/ice/ice_rxtx.c
+++ b/drivers/net/ice/ice_rxtx.c
@@ -863,6 +863,47 @@ ice_fdir_tx_queue_stop(struct rte_eth_dev *dev, uint16_t tx_queue_id)
 	return 0;
 }
 
+
+int ice_tx_done_cleanup(void *txq, uint32_t free_cnt)
+{
+	struct ice_tx_queue *q = (struct ice_tx_queue *)txq;
+	struct ice_tx_entry *sw_ring;
+	uint16_t tx_id;    /* Current segment being processed. */
+	uint16_t tx_cleaned;
+
+	int count = 0;
+
+	if (q == NULL)
+		return -ENODEV;
+
+	sw_ring = q->sw_ring;
+	tx_cleaned = q->last_desc_cleaned;
+	tx_id = sw_ring[q->last_desc_cleaned].next_id;
+	if ((q->tx_ring[tx_id].cmd_type_offset_bsz &
+			rte_cpu_to_le_64(ICE_TXD_QW1_DTYPE_M)) !=
+			rte_cpu_to_le_64(ICE_TX_DESC_DTYPE_DESC_DONE))
+		return 0;
+
+	do {
+		if (sw_ring[tx_id].mbuf == NULL)
+			break;
+
+		rte_pktmbuf_free_seg(sw_ring[tx_id].mbuf);
+		sw_ring[tx_id].mbuf = NULL;
+		sw_ring[tx_id].last_id = tx_id;
+
+		/* Move to next segemnt. */
+		tx_cleaned = tx_id;
+		tx_id = sw_ring[tx_id].next_id;
+		count++;
+	} while (count != (int)free_cnt);
+
+	q->nb_tx_free += (uint16_t)count;
+	q->last_desc_cleaned = tx_cleaned;
+
+	return count;
+}
+
 int
 ice_rx_queue_setup(struct rte_eth_dev *dev,
 		   uint16_t queue_idx,
diff --git a/drivers/net/ice/ice_rxtx.h b/drivers/net/ice/ice_rxtx.h
index 9e3d2cd07..8d4232a61 100644
--- a/drivers/net/ice/ice_rxtx.h
+++ b/drivers/net/ice/ice_rxtx.h
@@ -183,6 +183,7 @@ int ice_rx_descriptor_status(void *rx_queue, uint16_t offset);
 int ice_tx_descriptor_status(void *tx_queue, uint16_t offset);
 void ice_set_default_ptype_table(struct rte_eth_dev *dev);
 const uint32_t *ice_dev_supported_ptypes_get(struct rte_eth_dev *dev);
+int ice_tx_done_cleanup(void *txq, uint32_t free_cnt);
 
 int ice_rx_vec_dev_check(struct rte_eth_dev *dev);
 int ice_tx_vec_dev_check(struct rte_eth_dev *dev);
-- 
2.17.1


  parent reply index

Thread overview: 74+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-12-03  5:51 [dpdk-dev] [PATCH 0/4] drivers/net: " Chenxu Di
2019-12-03  5:51 ` [dpdk-dev] [PATCH 1/4] net/fm10k: " Chenxu Di
2019-12-03  5:51 ` [dpdk-dev] [PATCH 2/4] net/i40e: " Chenxu Di
2019-12-03  5:51 ` [dpdk-dev] [PATCH 3/4] net/ice: " Chenxu Di
2019-12-03  5:51 ` [dpdk-dev] [PATCH 4/4] net/ixgbe: " Chenxu Di
2019-12-20  3:02 ` [dpdk-dev] [PATCH v2 0/5] drivers/net: " Chenxu Di
2019-12-20  3:02   ` [dpdk-dev] [PATCH v2 1/5] net/fm10k: " Chenxu Di
2019-12-20  3:02   ` [dpdk-dev] [PATCH v2 2/5] net/i40e: " Chenxu Di
2019-12-20  3:02   ` [dpdk-dev] [PATCH v2 3/5] net/ice: " Chenxu Di
2019-12-20  3:02   ` [dpdk-dev] [PATCH v2 4/5] net/ixgbe: " Chenxu Di
2019-12-20  3:02   ` [dpdk-dev] [PATCH v2 5/5] net/e1000: " Chenxu Di
2019-12-20  3:15 ` [dpdk-dev] [PATCH v3 0/5] drivers/net: " Chenxu Di
2019-12-20  3:15   ` [dpdk-dev] [PATCH v3 1/5] net/fm10k: " Chenxu Di
2019-12-20  3:15   ` [dpdk-dev] [PATCH v3 2/5] net/i40e: " Chenxu Di
2019-12-20  3:15   ` Chenxu Di [this message]
2019-12-20  3:15   ` [dpdk-dev] [PATCH v3 4/5] net/ixgbe: " Chenxu Di
2019-12-20  3:15   ` [dpdk-dev] [PATCH v3 5/5] net/e1000: " Chenxu Di
2019-12-24  2:39 ` [dpdk-dev] [PATCH v4 0/5] drivers/net: " Chenxu Di
2019-12-24  2:39   ` [dpdk-dev] [PATCH v4 1/5] net/fm10k: " Chenxu Di
2019-12-24  2:39   ` [dpdk-dev] [PATCH v4 2/5] net/i40e: " Chenxu Di
2019-12-26  8:24     ` Xing, Beilei
2019-12-24  2:39   ` [dpdk-dev] [PATCH v4 3/5] net/ice: " Chenxu Di
2019-12-24  2:39   ` [dpdk-dev] [PATCH v4 4/5] net/ixgbe: " Chenxu Di
2019-12-24  2:39   ` [dpdk-dev] [PATCH v4 5/5] net/e1000: " Chenxu Di
2019-12-30  9:38 ` [dpdk-dev] [PATCH v6 0/4] drivers/net: " Chenxu Di
2019-12-30  9:38   ` [dpdk-dev] [PATCH v6 1/4] net/i40e: " Chenxu Di
2019-12-30 13:01     ` Ananyev, Konstantin
2019-12-30  9:38   ` [dpdk-dev] [PATCH v6 2/4] net/ice: " Chenxu Di
2019-12-30  9:38   ` [dpdk-dev] [PATCH v6 3/4] net/ixgbe: " Chenxu Di
2019-12-30 12:53     ` Ananyev, Konstantin
2020-01-03  9:01       ` Di, ChenxuX
2020-01-05 23:36         ` Ananyev, Konstantin
2020-01-06  9:03           ` Di, ChenxuX
2020-01-06 13:26             ` Ananyev, Konstantin
2020-01-07 10:46               ` Di, ChenxuX
2020-01-07 14:09                 ` Ananyev, Konstantin
2020-01-08 10:15                   ` Di, ChenxuX
2020-01-08 15:12                     ` Ananyev, Konstantin
2019-12-30  9:38   ` [dpdk-dev] [PATCH v6 4/4] net/e1000: " Chenxu Di
2020-01-09 10:38 ` [dpdk-dev] [PATCH v7 0/4] drivers/net: " Chenxu Di
2020-01-09 10:38   ` [dpdk-dev] [PATCH v7 1/4] net/i40e: " Chenxu Di
2020-01-09 10:38   ` [dpdk-dev] [PATCH v7 2/4] net/ice: " Chenxu Di
2020-01-09 10:38   ` [dpdk-dev] [PATCH v7 3/4] net/ixgbe: " Chenxu Di
2020-01-09 14:01     ` Ananyev, Konstantin
2020-01-10 10:08       ` Di, ChenxuX
2020-01-10 12:46         ` Ananyev, Konstantin
2020-01-09 10:38   ` [dpdk-dev] [PATCH v7 4/4] net/e1000: " Chenxu Di
2020-01-10  9:58 ` [dpdk-dev] [PATCH v8 0/4] drivers/net: " Chenxu Di
2020-01-10  9:58   ` [dpdk-dev] [PATCH v8 1/4] net/i40e: " Chenxu Di
2020-01-10  9:58   ` [dpdk-dev] [PATCH v8 2/4] net/ice: " Chenxu Di
2020-01-10  9:58   ` [dpdk-dev] [PATCH v8 3/4] net/ixgbe: " Chenxu Di
2020-01-10 13:49     ` Ananyev, Konstantin
2020-01-10  9:59   ` [dpdk-dev] [PATCH v8 4/4] net/e1000: " Chenxu Di
2020-01-13  9:57 ` [dpdk-dev] [PATCH v9 0/4] drivers/net: " Chenxu Di
2020-01-13  9:57   ` [dpdk-dev] [PATCH v9 1/4] net/i40e: " Chenxu Di
2020-01-13 11:08     ` Ananyev, Konstantin
2020-01-13  9:57   ` [dpdk-dev] [PATCH v9 2/4] net/ice: " Chenxu Di
2020-01-14  1:55     ` Yang, Qiming
2020-01-14 12:40     ` Ferruh Yigit
2020-01-15 14:34       ` Ferruh Yigit
2020-01-16  1:40         ` Di, ChenxuX
2020-01-16  7:09           ` [dpdk-dev] [PATCH] net/ice: cleanup for vec path check Xiaolong Ye
2020-01-16 10:19             ` Ferruh Yigit
2020-01-17  2:21             ` Yang, Qiming
2020-01-16  8:43     ` [dpdk-dev] [PATCH v9 2/4] net/ice: cleanup Tx buffers Ferruh Yigit
2020-01-13  9:57   ` [dpdk-dev] [PATCH v9 3/4] net/ixgbe: " Chenxu Di
2020-01-13 11:07     ` Ananyev, Konstantin
2020-01-16  8:44     ` Ferruh Yigit
2020-01-16 14:47     ` Ferruh Yigit
2020-01-16 15:23       ` Ferruh Yigit
2020-01-13  9:57   ` [dpdk-dev] [PATCH v9 4/4] net/e1000: " Chenxu Di
2020-01-13 11:08     ` Ananyev, Konstantin
2020-01-14  2:49     ` Ye Xiaolong
2020-01-14  2:22 ` [dpdk-dev] [PATCH 0/4] drivers/net: " Ye Xiaolong

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