diff options
| author |   Dhananjay Phadke <dhananjay@netxen.com> | 2008-03-17 19:59:48 -0700 |
|---|---|---|
| committer |   Jeff Garzik <jeff@garzik.org> | 2008-03-25 23:16:15 -0400 |
| commit | 443be7960be77f3345b44491c700ae4471b0fe57 (patch) | |
| tree | 48a20558ab8b4726507948b6fc3c850cac13f84b /drivers/net/netxen/netxen_nic_phan_reg.h | |
| parent | smc91x: fix build breakage from the SMC_GET_MAC_ADDR API upgrade (diff) | |
| download | linux-dev-443be7960be77f3345b44491c700ae4471b0fe57.tar.xz linux-dev-443be7960be77f3345b44491c700ae4471b0fe57.zip | |
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 '')
| -rw-r--r-- | drivers/net/netxen/netxen_nic_phan_reg.h | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/net/netxen/netxen_nic_phan_reg.h b/drivers/net/netxen/netxen_nic_phan_reg.h index ffa3b7215ce8..a566b50f36f5 100644 --- a/drivers/net/netxen/netxen_nic_phan_reg.h +++ b/drivers/net/netxen/netxen_nic_phan_reg.h @@ -126,8 +126,11 @@ */ #define CRB_NIC_CAPABILITIES_HOST NETXEN_NIC_REG(0x1a8) #define CRB_NIC_CAPABILITIES_FW NETXEN_NIC_REG(0x1dc) +#define CRB_NIC_MSI_MODE_HOST NETXEN_NIC_REG(0x270) +#define CRB_NIC_MSI_MODE_FW NETXEN_NIC_REG(0x274) #define INTR_SCHEME_PERPORT 0x1 +#define MSI_MODE_MULTIFUNC 0x1 /* used for ethtool tests */ #define CRB_SCRATCHPAD_TEST NETXEN_NIC_REG(0x280) |