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netxen: hw multicast filtering

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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>
This commit is contained in:
Dhananjay Phadke
2008-07-21 19:44:01 -07:00
committed by Jeff Garzik
parent 7830b22cbc
commit 623621b07e
7 changed files with 147 additions and 49 deletions
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10
drivers/net/netxen/netxen_nic_main.c
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@@ -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 */