[PATCH 9/9] ax88179_178a: Add AX179A/AX279 multicast configuration

From: Birger Koblitz

Date: Wed Jul 01 2026 - 01:47:08 EST


Add support for conditionally setting the ip_alignement flag
AX_RX_CTL_IPE in AX_RX_CTL and make sure that AX_RX_CTL_DROPCRCERR
is also set to be consistent with the initial configuration in
ax88179_reset()

Signed-off-by: Birger Koblitz <mail@xxxxxxxxxxxxxxxxx>
---
drivers/net/usb/ax88179_178a.c | 8 ++++++--
1 file changed, 6 insertions(+), 2 deletions(-)

diff --git a/drivers/net/usb/ax88179_178a.c b/drivers/net/usb/ax88179_178a.c
index 001faa66efb29df1e09fa3fdc7aa582ab254baca..12fc20e5f76e6906c5d61f5b0d15b9fcb5b60210 100644
--- a/drivers/net/usb/ax88179_178a.c
+++ b/drivers/net/usb/ax88179_178a.c
@@ -1329,10 +1329,14 @@ static int ax179a_vlan_rx_add_vid(struct net_device *net, __be16 proto, u16 vid)
static void ax88179_set_multicast(struct net_device *net)
{
struct usbnet *dev = netdev_priv(net);
- struct ax88179_data *data = dev->driver_priv;
u8 *m_filter = ((u8 *)dev->data);
+ struct ax88179_data *data;
+
+ data = dev->driver_priv;

- data->rxctl = (AX_RX_CTL_START | AX_RX_CTL_AB | AX_RX_CTL_IPE);
+ data->rxctl = (AX_RX_CTL_START | AX_RX_CTL_AB | AX_RX_CTL_DROPCRCERR);
+ if (data->ip_align)
+ data->rxctl |= AX_RX_CTL_IPE;

if (net->flags & IFF_PROMISC) {
data->rxctl |= AX_RX_CTL_PRO;

--
2.47.3