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authorAjit Khaparde <ajitk@serverengines.com>2010-01-27 21:56:44 +0000
committerDavid S. Miller <davem@davemloft.net>2010-01-28 05:54:18 -0800
commit7b139c83c590d4965259aad8889cbb08104b2891 (patch)
tree12d6d9295be36e716a3a3ef71743a4bcc0f80b1e /drivers/net/benet/be_main.c
parent744595c847cefd6ac0eec8f66e9fba95687c3f4f (diff)
be2net: Bug fix to support newer generation of BE ASIC
Bug fix in be2net for newer generation of BladeEngine ASIC. Signed-off-by: Ajit Khaparde <ajitk@serverengines.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/benet/be_main.c')
-rw-r--r--drivers/net/benet/be_main.c25
1 files changed, 23 insertions, 2 deletions
diff --git a/drivers/net/benet/be_main.c b/drivers/net/benet/be_main.c
index 33ab8c7f14f..90c5661b336 100644
--- a/drivers/net/benet/be_main.c
+++ b/drivers/net/benet/be_main.c
@@ -2051,6 +2051,7 @@ static void be_unmap_pci_bars(struct be_adapter *adapter)
static int be_map_pci_bars(struct be_adapter *adapter)
{
u8 __iomem *addr;
+ int pcicfg_reg;
addr = ioremap_nocache(pci_resource_start(adapter->pdev, 2),
pci_resource_len(adapter->pdev, 2));
@@ -2064,8 +2065,13 @@ static int be_map_pci_bars(struct be_adapter *adapter)
goto pci_map_err;
adapter->db = addr;
- addr = ioremap_nocache(pci_resource_start(adapter->pdev, 1),
- pci_resource_len(adapter->pdev, 1));
+ if (adapter->generation == BE_GEN2)
+ pcicfg_reg = 1;
+ else
+ pcicfg_reg = 0;
+
+ addr = ioremap_nocache(pci_resource_start(adapter->pdev, pcicfg_reg),
+ pci_resource_len(adapter->pdev, pcicfg_reg));
if (addr == NULL)
goto pci_map_err;
adapter->pcicfg = addr;
@@ -2162,6 +2168,7 @@ static int be_stats_init(struct be_adapter *adapter)
cmd->va = pci_alloc_consistent(adapter->pdev, cmd->size, &cmd->dma);
if (cmd->va == NULL)
return -1;
+ memset(cmd->va, cmd->size, 0);
return 0;
}
@@ -2240,6 +2247,20 @@ static int __devinit be_probe(struct pci_dev *pdev,
goto rel_reg;
}
adapter = netdev_priv(netdev);
+
+ switch (pdev->device) {
+ case BE_DEVICE_ID1:
+ case OC_DEVICE_ID1:
+ adapter->generation = BE_GEN2;
+ break;
+ case BE_DEVICE_ID2:
+ case OC_DEVICE_ID2:
+ adapter->generation = BE_GEN3;
+ break;
+ default:
+ adapter->generation = 0;
+ }
+
adapter->pdev = pdev;
pci_set_drvdata(pdev, adapter);
adapter->netdev = netdev;