netxen: hw multicast filtering

Enable multicast address filtering capabilities in the hardware.
Upto 16 multicast addresses can be programmed for each physical
port. Support "allmulti" mode, if enabled.

Signed-off-by: Dhananjay Phadke <dhananjay@netxen.com>
Signed-off-by: Jeff Garzik <jgarzik@redhat.com>

1 files changed, 10 insertions, 0 deletions

diff --git a/drivers/net/netxen/netxen_nic_main.c b/drivers/net/netxen/netxen_nic_main.c
index 91b02ebc9a10..0ec6e7ebf90f 100644
--- a/drivers/net/netxen/netxen_nic_main.c
+++ b/drivers/net/netxen/netxen_nic_main.c
@@ -377,6 +377,8 @@ netxen_nic_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
         adapter->portnum = pci_func_id;
         adapter->status   &= ~NETXEN_NETDEV_STATUS;
         adapter->rx_csum = 1;
+        adapter->max_mc_count = 16;
+        adapter->mc_enabled = 0;
 
         netdev->open               = netxen_nic_open;
         netdev->stop               = netxen_nic_close;
@@ -589,6 +591,14 @@ netxen_nic_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
                         msleep(1);
                         netxen_load_firmware(adapter);
                         netxen_phantom_init(adapter, NETXEN_NIC_PEG_TUNE);
+
+                        /* Initialize multicast addr pool owners */
+                        val = 0x7654;
+                        if (adapter->ahw.board_type == NETXEN_NIC_XGBE)
+                                val |= 0x0f000000;
+                        netxen_crb_writelit_adapter(adapter,
+                                        NETXEN_MAC_ADDR_CNTL_REG, val);
+
                 }
 
                 /* clear the register for future unloads/loads */