[dpdk-dev] [PATCH v2 05/25] net/axgbe: release port upon close

Thomas Monjalon thomas at monjalon.net
Mon Sep 28 01:42:29 CEST 2020


The flag RTE_ETH_DEV_CLOSE_REMOVE is set so all port resources
can be freed by rte_eth_dev_close().

Freeing of private port resources is moved
from the ".remove(device)" to the ".dev_close(port)" operation.
The ".dev_close" callback is also called as part of the ".remove" one.

Signed-off-by: Thomas Monjalon <thomas at monjalon.net>
---
 drivers/net/axgbe/axgbe_ethdev.c | 14 +++-----------
 1 file changed, 3 insertions(+), 11 deletions(-)

diff --git a/drivers/net/axgbe/axgbe_ethdev.c b/drivers/net/axgbe/axgbe_ethdev.c
index 458d64bcef..2dd64180ad 100644
--- a/drivers/net/axgbe/axgbe_ethdev.c
+++ b/drivers/net/axgbe/axgbe_ethdev.c
@@ -11,7 +11,6 @@
 #include "rte_time.h"
 
 static int eth_axgbe_dev_init(struct rte_eth_dev *eth_dev);
-static int eth_axgbe_dev_uninit(struct rte_eth_dev *eth_dev);
 static int  axgbe_dev_configure(struct rte_eth_dev *dev);
 static int  axgbe_dev_start(struct rte_eth_dev *dev);
 static void axgbe_dev_stop(struct rte_eth_dev *dev);
@@ -409,14 +408,6 @@ axgbe_dev_stop(struct rte_eth_dev *dev)
 	rte_bit_relaxed_set32(AXGBE_DOWN, &pdata->dev_state);
 }
 
-/* Clear all resources like TX/RX queues. */
-static int
-axgbe_dev_close(struct rte_eth_dev *dev)
-{
-	axgbe_dev_clear_queues(dev);
-	return 0;
-}
-
 static int
 axgbe_dev_promiscuous_enable(struct rte_eth_dev *dev)
 {
@@ -1968,6 +1959,7 @@ eth_axgbe_dev_init(struct rte_eth_dev *eth_dev)
 	int ret;
 
 	eth_dev->dev_ops = &axgbe_eth_dev_ops;
+	eth_dev->data->dev_flags |= RTE_ETH_DEV_CLOSE_REMOVE;
 
 	eth_dev->rx_descriptor_status = axgbe_dev_rx_descriptor_status;
 	eth_dev->tx_descriptor_status = axgbe_dev_tx_descriptor_status;
@@ -2133,7 +2125,7 @@ eth_axgbe_dev_init(struct rte_eth_dev *eth_dev)
 }
 
 static int
-eth_axgbe_dev_uninit(struct rte_eth_dev *eth_dev)
+axgbe_dev_close(struct rte_eth_dev *eth_dev)
 {
 	struct rte_pci_device *pci_dev;
 
@@ -2166,7 +2158,7 @@ static int eth_axgbe_pci_probe(struct rte_pci_driver *pci_drv __rte_unused,
 
 static int eth_axgbe_pci_remove(struct rte_pci_device *pci_dev)
 {
-	return rte_eth_dev_pci_generic_remove(pci_dev, eth_axgbe_dev_uninit);
+	return rte_eth_dev_pci_generic_remove(pci_dev, axgbe_dev_close);
 }
 
 static struct rte_pci_driver rte_axgbe_pmd = {
-- 
2.28.0



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