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authorAmit Kumar Salecha <amit.salecha@qlogic.com>2010-05-12 03:53:02 +0400
committerDavid S. Miller <davem@davemloft.net>2010-05-13 10:02:29 +0400
commitf8e21f8fe2253e2ed5b9189b9dd5ff7e51af307c (patch)
tree225ff000ad8c99b5c0661f530517b421421c263c
parent23461e835b3537dd395828b090fb1cb64a198f85 (diff)
downloadlinux-f8e21f8fe2253e2ed5b9189b9dd5ff7e51af307c.tar.xz
netxen: fix register usage
o For NX3031, MSI_MODE, CAPABILITIES_FW and SCRATCHPAD registers are obsolete. These register addresses can be used for different purpose. Signed-off-by: Amit Kumar Salecha <amit.salecha@qlogic.com> Signed-off-by: David S. Miller <davem@davemloft.net>
-rw-r--r--drivers/net/netxen/netxen_nic_ethtool.c3
-rw-r--r--drivers/net/netxen/netxen_nic_hdr.h2
-rw-r--r--drivers/net/netxen/netxen_nic_init.c4
3 files changed, 6 insertions, 3 deletions
diff --git a/drivers/net/netxen/netxen_nic_ethtool.c b/drivers/net/netxen/netxen_nic_ethtool.c
index aecba787f7c8..20f7c58bd092 100644
--- a/drivers/net/netxen/netxen_nic_ethtool.c
+++ b/drivers/net/netxen/netxen_nic_ethtool.c
@@ -632,6 +632,9 @@ static int netxen_nic_reg_test(struct net_device *dev)
if ((data_read & 0xffff) != adapter->pdev->vendor)
return 1;
+ if (NX_IS_REVISION_P3(adapter->ahw.revision_id))
+ return 0;
+
data_written = (u32)0xa5a5a5a5;
NXWR32(adapter, CRB_SCRATCHPAD_TEST, data_written);
diff --git a/drivers/net/netxen/netxen_nic_hdr.h b/drivers/net/netxen/netxen_nic_hdr.h
index 622e4c8be937..d9300688ccb4 100644
--- a/drivers/net/netxen/netxen_nic_hdr.h
+++ b/drivers/net/netxen/netxen_nic_hdr.h
@@ -789,9 +789,7 @@ enum {
* for backward compability
*/
#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
diff --git a/drivers/net/netxen/netxen_nic_init.c b/drivers/net/netxen/netxen_nic_init.c
index 388feaf60ee7..4a2bbeb1dceb 100644
--- a/drivers/net/netxen/netxen_nic_init.c
+++ b/drivers/net/netxen/netxen_nic_init.c
@@ -1361,10 +1361,12 @@ int netxen_init_firmware(struct netxen_adapter *adapter)
return err;
NXWR32(adapter, CRB_NIC_CAPABILITIES_HOST, INTR_SCHEME_PERPORT);
- NXWR32(adapter, CRB_NIC_MSI_MODE_HOST, MSI_MODE_MULTIFUNC);
NXWR32(adapter, CRB_MPORT_MODE, MPORT_MULTI_FUNCTION_MODE);
NXWR32(adapter, CRB_CMDPEG_STATE, PHAN_INITIALIZE_ACK);
+ if (NX_IS_REVISION_P2(adapter->ahw.revision_id))
+ NXWR32(adapter, CRB_NIC_MSI_MODE_HOST, MSI_MODE_MULTIFUNC);
+
return err;
}