diff mbox series

[net-next,v3,1/5] net: xilinx: axienet: Always disable promiscuous mode

Message ID 20240822154059.1066595-2-sean.anderson@linux.dev (mailing list archive)
State Accepted
Commit 4ae738dfef2c0323752ab81786e2d298c9939321
Delegated to: Netdev Maintainers
Headers show
Series net: xilinx: axienet: Multicast fixes and improvements | expand

Checks

Context Check Description
netdev/tree_selection success Clearly marked for net-next
netdev/apply fail Patch does not apply to net-next-1

Commit Message

Sean Anderson Aug. 22, 2024, 3:40 p.m. UTC
If promiscuous mode is disabled when there are fewer than four multicast
addresses, then it will not be reflected in the hardware. Fix this by
always clearing the promiscuous mode flag even when we program multicast
addresses.

Fixes: 8a3b7a252dca ("drivers/net/ethernet/xilinx: added Xilinx AXI Ethernet driver")
Signed-off-by: Sean Anderson <sean.anderson@linux.dev>
Reviewed-by: Simon Horman <horms@kernel.org>
---

(no changes since v1)

 drivers/net/ethernet/xilinx/xilinx_axienet_main.c | 4 ++++
 1 file changed, 4 insertions(+)
diff mbox series

Patch

diff --git a/drivers/net/ethernet/xilinx/xilinx_axienet_main.c b/drivers/net/ethernet/xilinx/xilinx_axienet_main.c
index 38f7b764fe66..6fad473a937b 100644
--- a/drivers/net/ethernet/xilinx/xilinx_axienet_main.c
+++ b/drivers/net/ethernet/xilinx/xilinx_axienet_main.c
@@ -451,6 +451,10 @@  static void axienet_set_multicast_list(struct net_device *ndev)
 	} else if (!netdev_mc_empty(ndev)) {
 		struct netdev_hw_addr *ha;
 
+		reg = axienet_ior(lp, XAE_FMI_OFFSET);
+		reg &= ~XAE_FMI_PM_MASK;
+		axienet_iow(lp, XAE_FMI_OFFSET, reg);
+
 		i = 0;
 		netdev_for_each_mc_addr(ha, ndev) {
 			if (i >= XAE_MULTICAST_CAM_TABLE_NUM)