diff mbox series

[v2,05/25] net/axgbe: disable interrupts during device removal

Message ID 20240507124305.2318-5-venkatkumar.ande@amd.com (mailing list archive)
State Changes Requested, archived
Delegated to: Ferruh Yigit
Headers
Series [v2,01/25] net/axgbe: fix mdio access for non-zero ports and CL45 PHYs |

Checks

Context Check Description
ci/checkpatch success coding style OK

Commit Message

Venkat Kumar Ande May 7, 2024, 12:42 p.m. UTC 
Hardware interrupts are enabled during the init, however,
they are not disabled during close.

Disable all hardware interrupts during close operation to avoid any
issues.

Fixes: 9e890103267e ("net/axgbe: add Rx/Tx setup")
Cc: stable@dpdk.org

Signed-off-by: Venkat Kumar Ande <venkatkumar.ande@amd.com>
---
 drivers/net/axgbe/axgbe_ethdev.c | 5 +++++
 1 file changed, 5 insertions(+)

Comments

Sebastian, Selwin May 20, 2024, 10:41 a.m. UTC | #1 
[AMD Official Use Only - AMD Internal Distribution Only]

Acked-by: Selwin Sebastian<selwin.sebastian@amd.com>

-----Original Message-----
From: Ande, Venkat Kumar <VenkatKumar.Ande@amd.com>
Sent: Tuesday, May 7, 2024 6:13 PM
To: dev@dpdk.org
Cc: Sebastian, Selwin <Selwin.Sebastian@amd.com>; Ande, Venkat Kumar <VenkatKumar.Ande@amd.com>; stable@dpdk.org
Subject: [PATCH v2 05/25] net/axgbe: disable interrupts during device removal

Hardware interrupts are enabled during the init, however, they are not disabled during close.

Disable all hardware interrupts during close operation to avoid any issues.

Fixes: 9e890103267e ("net/axgbe: add Rx/Tx setup")
Cc: stable@dpdk.org

Signed-off-by: Venkat Kumar Ande <venkatkumar.ande@amd.com>
---
 drivers/net/axgbe/axgbe_ethdev.c | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/drivers/net/axgbe/axgbe_ethdev.c b/drivers/net/axgbe/axgbe_ethdev.c
index dd681f15a0..e5d8f7db02 100644
--- a/drivers/net/axgbe/axgbe_ethdev.c
+++ b/drivers/net/axgbe/axgbe_ethdev.c
@@ -2411,12 +2411,14 @@ static int
 axgbe_dev_close(struct rte_eth_dev *eth_dev)  {
        struct rte_pci_device *pci_dev;
+       struct axgbe_port *pdata;

        PMD_INIT_FUNC_TRACE();

        if (rte_eal_process_type() != RTE_PROC_PRIMARY)
                return 0;

+       pdata = eth_dev->data->dev_private;
        pci_dev = RTE_DEV_TO_PCI(eth_dev->device);
        axgbe_dev_clear_queues(eth_dev);

@@ -2426,6 +2428,9 @@ axgbe_dev_close(struct rte_eth_dev *eth_dev)
                                     axgbe_dev_interrupt_handler,
                                     (void *)eth_dev);

+       /* Disable all interrupts in the hardware */
+       XP_IOWRITE(pdata, XP_INT_EN, 0x0);
+
        return 0;
 }

--
2.34.1
diff mbox series

Patch

diff --git a/drivers/net/axgbe/axgbe_ethdev.c b/drivers/net/axgbe/axgbe_ethdev.c
index dd681f15a0..e5d8f7db02 100644
--- a/drivers/net/axgbe/axgbe_ethdev.c
+++ b/drivers/net/axgbe/axgbe_ethdev.c
@@ -2411,12 +2411,14 @@  static int
 axgbe_dev_close(struct rte_eth_dev *eth_dev)
 {
 	struct rte_pci_device *pci_dev;
+	struct axgbe_port *pdata;
 
 	PMD_INIT_FUNC_TRACE();
 
 	if (rte_eal_process_type() != RTE_PROC_PRIMARY)
 		return 0;
 
+	pdata = eth_dev->data->dev_private;
 	pci_dev = RTE_DEV_TO_PCI(eth_dev->device);
 	axgbe_dev_clear_queues(eth_dev);
 
@@ -2426,6 +2428,9 @@  axgbe_dev_close(struct rte_eth_dev *eth_dev)
 				     axgbe_dev_interrupt_handler,
 				     (void *)eth_dev);
 
+	/* Disable all interrupts in the hardware */
+	XP_IOWRITE(pdata, XP_INT_EN, 0x0);
+
 	return 0;
 }