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From: Aman Kumar <aman.kumar@vvdntech.in>
To: dev@dpdk.org
Cc: maxime.coquelin@redhat.com, david.marchand@redhat.com,
	aman.kumar@vvdntech.in
Subject: [RFC PATCH 18/29] net/qdma: add Tx queue reclaim routine
Date: Wed,  6 Jul 2022 13:22:08 +0530	[thread overview]
Message-ID: <20220706075219.517046-19-aman.kumar@vvdntech.in> (raw)
In-Reply-To: <20220706075219.517046-1-aman.kumar@vvdntech.in>

define function for dev->tx_done_cleanup for
net_qdma PMD.

Signed-off-by: Aman Kumar <aman.kumar@vvdntech.in>
---
 drivers/net/qdma/qdma_devops.c |  8 --------
 drivers/net/qdma/qdma_rxtx.c   | 28 ++++++++++++++++++++++++++++
 2 files changed, 28 insertions(+), 8 deletions(-)

diff --git a/drivers/net/qdma/qdma_devops.c b/drivers/net/qdma/qdma_devops.c
index 10d7d67b87..12391790f0 100644
--- a/drivers/net/qdma/qdma_devops.c
+++ b/drivers/net/qdma/qdma_devops.c
@@ -1717,14 +1717,6 @@ qdma_dev_txq_info_get(struct rte_eth_dev *dev, uint16_t tx_queue_id,
 	qinfo->nb_desc = txq->nb_tx_desc - 1;
 }
 
-int qdma_dev_tx_done_cleanup(void *tx_queue, uint32_t free_cnt)
-{
-	(void)tx_queue;
-	(void)free_cnt;
-
-	return 0;
-}
-
 static struct eth_dev_ops qdma_eth_dev_ops = {
 	.dev_configure            = qdma_dev_configure,
 	.dev_infos_get            = qdma_dev_infos_get,
diff --git a/drivers/net/qdma/qdma_rxtx.c b/drivers/net/qdma/qdma_rxtx.c
index 1605c9973c..6842203ada 100644
--- a/drivers/net/qdma/qdma_rxtx.c
+++ b/drivers/net/qdma/qdma_rxtx.c
@@ -531,6 +531,34 @@ qdma_dev_rx_descriptor_status(void *rx_queue, uint16_t offset)
 	return RTE_ETH_RX_DESC_AVAIL;
 }
 
+/**
+ * DPDK callback to request the driver to free mbufs
+ * currently cached by the driver.
+ *
+ * @param tx_queue
+ *   Pointer to Tx queue specific data structure.
+ * @param free_cnt
+ *   Maximum number of packets to free. Use 0 to indicate all possible packets
+ *   should be freed. Note that a packet may be using multiple mbufs.
+ *
+ * @return
+ *   Failure: < 0
+ *   Success: >= 0
+ *     0-n: Number of packets freed. More packets may still remain in ring that
+ *     are in use.
+ */
+int
+qdma_dev_tx_done_cleanup(void *tx_queue, uint32_t free_cnt)
+{
+	struct qdma_tx_queue *txq = tx_queue;
+
+	if ((uint16_t)free_cnt >= (txq->nb_tx_desc - 1))
+		return -EINVAL;
+
+	/* Free transmitted mbufs back to pool */
+	return reclaim_tx_mbuf(txq, txq->wb_status->cidx, free_cnt);
+}
+
 /* Transmit API for Streaming mode */
 uint16_t qdma_xmit_pkts_st(struct qdma_tx_queue *txq, struct rte_mbuf **tx_pkts,
 			uint16_t nb_pkts)
-- 
2.36.1


  parent reply	other threads:[~2022-07-06  7:58 UTC|newest]

Thread overview: 43+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2022-07-06  7:51 [RFC PATCH 00/29] cover letter for net/qdma PMD Aman Kumar
2022-07-06  7:51 ` [RFC PATCH 01/29] net/qdma: add net PMD template Aman Kumar
2022-07-06  7:51 ` [RFC PATCH 02/29] maintainers: add maintainer for net/qdma PMD Aman Kumar
2022-07-06  7:51 ` [RFC PATCH 03/29] net/meson.build: add support to compile net qdma Aman Kumar
2022-07-06  7:51 ` [RFC PATCH 04/29] net/qdma: add logging support Aman Kumar
2022-07-06 15:27   ` Stephen Hemminger
2022-07-07  2:32     ` Aman Kumar
2022-07-06  7:51 ` [RFC PATCH 05/29] net/qdma: add device init and uninit functions Aman Kumar
2022-07-06 15:35   ` Stephen Hemminger
2022-07-07  2:41     ` Aman Kumar
2022-07-06  7:51 ` [RFC PATCH 06/29] net/qdma: add qdma access library Aman Kumar
2022-07-06  7:51 ` [RFC PATCH 07/29] net/qdma: add supported qdma version Aman Kumar
2022-07-06  7:51 ` [RFC PATCH 08/29] net/qdma: qdma hardware initialization Aman Kumar
2022-07-06  7:51 ` [RFC PATCH 09/29] net/qdma: define device modes and data structure Aman Kumar
2022-07-06  7:52 ` [RFC PATCH 10/29] net/qdma: add net PMD ops template Aman Kumar
2022-07-06  7:52 ` [RFC PATCH 11/29] net/qdma: add configure close and reset ethdev ops Aman Kumar
2022-07-06  7:52 ` [RFC PATCH 12/29] net/qdma: add routine for Rx queue initialization Aman Kumar
2022-07-06  7:52 ` [RFC PATCH 13/29] net/qdma: add callback support for Rx queue count Aman Kumar
2022-07-06  7:52 ` [RFC PATCH 14/29] net/qdma: add routine for Tx queue initialization Aman Kumar
2022-07-06  7:52 ` [RFC PATCH 15/29] net/qdma: add queue cleanup PMD ops Aman Kumar
2022-07-06  7:52 ` [RFC PATCH 16/29] net/qdma: add start and stop apis Aman Kumar
2022-07-06  7:52 ` [RFC PATCH 17/29] net/qdma: add Tx burst API Aman Kumar
2022-07-06  7:52 ` Aman Kumar [this message]
2022-07-06  7:52 ` [RFC PATCH 19/29] net/qdma: add callback function for Tx desc status Aman Kumar
2022-07-06  7:52 ` [RFC PATCH 20/29] net/qdma: add Rx burst API Aman Kumar
2022-07-06  7:52 ` [RFC PATCH 21/29] net/qdma: add mailbox communication library Aman Kumar
2022-07-06  7:52 ` [RFC PATCH 22/29] net/qdma: mbox API adaptation in Rx/Tx init Aman Kumar
2022-07-06  7:52 ` [RFC PATCH 23/29] net/qdma: add support for VF interfaces Aman Kumar
2022-07-06  7:52 ` [RFC PATCH 24/29] net/qdma: add Rx/Tx queue setup routine for VF devices Aman Kumar
2022-07-06  7:52 ` [RFC PATCH 25/29] net/qdma: add basic PMD ops for VF Aman Kumar
2022-07-06  7:52 ` [RFC PATCH 26/29] net/qdma: add datapath burst API " Aman Kumar
2022-07-06  7:52 ` [RFC PATCH 27/29] net/qdma: add device specific APIs for export Aman Kumar
2022-07-06  7:52 ` [RFC PATCH 28/29] net/qdma: add additional debug APIs Aman Kumar
2022-07-06  7:52 ` [RFC PATCH 29/29] net/qdma: add stats PMD ops for PF and VF Aman Kumar
2022-07-07  6:57 ` [RFC PATCH 00/29] cover letter for net/qdma PMD Thomas Monjalon
2022-07-07 13:55   ` Aman Kumar
2022-07-07 14:15     ` Thomas Monjalon
2022-07-07 14:19       ` Hemant Agrawal
2022-07-18 18:15         ` aman.kumar
2022-07-19 12:12           ` Thomas Monjalon
2022-07-19 17:22             ` aman.kumar
2023-07-02 23:36               ` Stephen Hemminger
2023-07-03  9:15                 ` Ferruh Yigit

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