diff mbox series

[39/44] net/cnxk: add pending Tx mbuf cleanup operation

Message ID 20210306153404.10781-40-ndabilpuram@marvell.com (mailing list archive)
State New
Delegated to: Jerin Jacob
Headers show
Series Marvell CNXK Ethdev Driver | expand

Checks

Context Check Description
ci/checkpatch success coding style OK

Commit Message

Nithin Dabilpuram March 6, 2021, 3:33 p.m. UTC 
From: Sunil Kumar Kori <skori@marvell.com>

Once mbufs are transmitted, mbufs are freed by H/W. No mbufs are
accumalated as a pending mbuf.
Hence operation is NOP for cnxk platform.

Signed-off-by: Sunil Kumar Kori <skori@marvell.com>
---
 drivers/net/cnxk/cnxk_ethdev.c     |  1 +
 drivers/net/cnxk/cnxk_ethdev.h     |  1 +
 drivers/net/cnxk/cnxk_ethdev_ops.c | 10 ++++++++++
 3 files changed, 12 insertions(+)
diff mbox series

Patch

diff --git a/drivers/net/cnxk/cnxk_ethdev.c b/drivers/net/cnxk/cnxk_ethdev.c
index 86dabad..5a2f90b 100644
--- a/drivers/net/cnxk/cnxk_ethdev.c
+++ b/drivers/net/cnxk/cnxk_ethdev.c
@@ -1164,6 +1164,7 @@  struct eth_dev_ops cnxk_eth_dev_ops = {
 	.xstats_get_names_by_id = cnxk_nix_xstats_get_names_by_id,
 	.rxq_info_get = cnxk_nix_rxq_info_get,
 	.txq_info_get = cnxk_nix_txq_info_get,
+	.tx_done_cleanup = cnxk_nix_tx_done_cleanup,
 };
 
 static int
diff --git a/drivers/net/cnxk/cnxk_ethdev.h b/drivers/net/cnxk/cnxk_ethdev.h
index eeb6a53..1ca52bc 100644
--- a/drivers/net/cnxk/cnxk_ethdev.h
+++ b/drivers/net/cnxk/cnxk_ethdev.h
@@ -251,6 +251,7 @@  int cnxk_nix_rx_queue_intr_enable(struct rte_eth_dev *eth_dev,
 int cnxk_nix_rx_queue_intr_disable(struct rte_eth_dev *eth_dev,
 				   uint16_t rx_queue_id);
 int cnxk_nix_pool_ops_supported(struct rte_eth_dev *eth_dev, const char *pool);
+int cnxk_nix_tx_done_cleanup(void *txq, uint32_t free_cnt);
 
 int cnxk_nix_configure(struct rte_eth_dev *eth_dev);
 int cnxk_nix_tx_queue_setup(struct rte_eth_dev *eth_dev, uint16_t qid,
diff --git a/drivers/net/cnxk/cnxk_ethdev_ops.c b/drivers/net/cnxk/cnxk_ethdev_ops.c
index 0bcba0c..ff8afac 100644
--- a/drivers/net/cnxk/cnxk_ethdev_ops.c
+++ b/drivers/net/cnxk/cnxk_ethdev_ops.c
@@ -652,3 +652,13 @@  cnxk_nix_txq_info_get(struct rte_eth_dev *eth_dev, uint16_t qid,
 
 	memcpy(&qinfo->conf, &txq_sp->qconf.conf.tx, sizeof(qinfo->conf));
 }
+
+/* It is a NOP for cnxk as HW frees the buffer on xmit */
+int
+cnxk_nix_tx_done_cleanup(void *txq, uint32_t free_cnt)
+{
+	RTE_SET_USED(txq);
+	RTE_SET_USED(free_cnt);
+
+	return 0;
+}