From f8e21f8fe2253e2ed5b9189b9dd5ff7e51af307c Mon Sep 17 00:00:00 2001 From: Amit Kumar Salecha Date: Tue, 11 May 2010 23:53:02 +0000 Subject: [PATCH] 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 Signed-off-by: David S. Miller --- drivers/net/netxen/netxen_nic_ethtool.c | 3 +++ drivers/net/netxen/netxen_nic_hdr.h | 2 -- drivers/net/netxen/netxen_nic_init.c | 4 +++- 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 aecba78..20f7c58 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 622e4c8..d930068 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 388feaf..4a2bbeb 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; } -- 2.7.4