From 443be7960be77f3345b44491c700ae4471b0fe57 Mon Sep 17 00:00:00 2001 From: Dhananjay Phadke Date: Mon, 17 Mar 2008 19:59:48 -0700 Subject: netxen: improve msi support Recent netxen firmware has new scheme of generating MSI interrupts, it raises interrupt and blocks itself, waiting for driver to unmask. This reduces chance of spurious interrupts. The driver will be able to deal with older firmware as well. Signed-off-by: Dhananjay Phadke Tested-by: Vernon Mauery Signed-off-by: Jeff Garzik --- drivers/net/netxen/netxen_nic_hw.c | 2 ++ 1 file changed, 2 insertions(+) (limited to 'drivers/net/netxen/netxen_nic_hw.c') diff --git a/drivers/net/netxen/netxen_nic_hw.c b/drivers/net/netxen/netxen_nic_hw.c index 01355701bf8e..05748ca6f216 100644 --- a/drivers/net/netxen/netxen_nic_hw.c +++ b/drivers/net/netxen/netxen_nic_hw.c @@ -398,6 +398,8 @@ int netxen_nic_hw_resources(struct netxen_adapter *adapter) NETXEN_CRB_NORMALIZE(adapter, CRB_NIC_CAPABILITIES_FW)); printk(KERN_NOTICE "%s: FW capabilities:0x%x\n", netxen_nic_driver_name, adapter->intr_scheme); + adapter->msi_mode = readl( + NETXEN_CRB_NORMALIZE(adapter, CRB_NIC_MSI_MODE_FW)); DPRINTK(INFO, "Receive Peg ready too. starting stuff\n"); addr = netxen_alloc(adapter->ahw.pdev, -- cgit v1.2.3