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authorDhananjay Phadke <dhananjay@netxen.com>2008-03-17 19:59:48 -0700
committerJeff Garzik <jeff@garzik.org>2008-03-25 23:16:15 -0400
commit443be7960be77f3345b44491c700ae4471b0fe57 (patch)
tree48a20558ab8b4726507948b6fc3c850cac13f84b /drivers/net/netxen/netxen_nic.h
parent9e6db60825ef7e7999abc610ce256ba768e58162 (diff)
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 <dhananjay@netxen.com> Tested-by: Vernon Mauery <mauery@us.ibm.com> Signed-off-by: Jeff Garzik <jeff@garzik.org>
Diffstat (limited to 'drivers/net/netxen/netxen_nic.h')
-rw-r--r--drivers/net/netxen/netxen_nic.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/net/netxen/netxen_nic.h b/drivers/net/netxen/netxen_nic.h
index 2bc5eaae141..876cd0635f2 100644
--- a/drivers/net/netxen/netxen_nic.h
+++ b/drivers/net/netxen/netxen_nic.h
@@ -942,6 +942,7 @@ struct netxen_adapter {
struct pci_dev *ctx_desc_pdev;
dma_addr_t ctx_desc_phys_addr;
int intr_scheme;
+ int msi_mode;
int (*enable_phy_interrupts) (struct netxen_adapter *);
int (*disable_phy_interrupts) (struct netxen_adapter *);
void (*handle_phy_intr) (struct netxen_adapter *);