[PATCH net-next v2 1/2] net: lan743x: add "message level" module parameter
From: David Thompson
Date: Wed May 27 2026 - 14:25:01 EST
The lan743x driver currently hardcodes the initial value of the msg_enable
parameter during probe(), and uses this value for netdev message logging.
Instead, the driver should provide a "message level" module parameter to
allow users to configure the logging level at load time.
Signed-off-by: David Thompson <davthompson@xxxxxxxxxx>
---
v2:
- new patch added in v2
---
drivers/net/ethernet/microchip/lan743x_main.c | 15 ++++++++++++---
1 file changed, 12 insertions(+), 3 deletions(-)
diff --git a/drivers/net/ethernet/microchip/lan743x_main.c b/drivers/net/ethernet/microchip/lan743x_main.c
index f3332417162e..793633cced19 100644
--- a/drivers/net/ethernet/microchip/lan743x_main.c
+++ b/drivers/net/ethernet/microchip/lan743x_main.c
@@ -28,6 +28,17 @@
#define RFE_RD_FIFO_TH_3_DWORDS 0x3
+#define LAN743X_DEF_MSG_ENABLE \
+ (NETIF_MSG_DRV | \
+ NETIF_MSG_PROBE | \
+ NETIF_MSG_LINK | \
+ NETIF_MSG_IFUP | \
+ NETIF_MSG_IFDOWN | \
+ NETIF_MSG_TX_QUEUED)
+static int lan743x_msg_enable = -1;
+module_param(lan743x_msg_enable, int, 0);
+MODULE_PARM_DESC(lan743x_msg_enable, "Debug message level");
+
static bool pci11x1x_is_a0(struct lan743x_adapter *adapter)
{
u32 dev_rev = adapter->csr.id_rev & ID_REV_CHIP_REV_MASK_;
@@ -3661,9 +3672,7 @@ static int lan743x_pcidev_probe(struct pci_dev *pdev,
pci_set_drvdata(pdev, netdev);
adapter = netdev_priv(netdev);
adapter->netdev = netdev;
- adapter->msg_enable = NETIF_MSG_DRV | NETIF_MSG_PROBE |
- NETIF_MSG_LINK | NETIF_MSG_IFUP |
- NETIF_MSG_IFDOWN | NETIF_MSG_TX_QUEUED;
+ adapter->msg_enable = netif_msg_init(lan743x_msg_enable, LAN743X_DEF_MSG_ENABLE);
netdev->max_mtu = LAN743X_MAX_FRAME_SIZE;
of_get_mac_address(pdev->dev.of_node, adapter->mac_address);
--
2.43.0