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authorSathya Perla2013-03-05 22:23:20 +0000
committerDavid S. Miller2013-03-06 14:57:17 -0500
commitc5b3ad4c67989c778e4753be4f91dc7193a04d21 (patch)
treeb2dff2d67ba34df3ec8975cbec4ddc2edffa5f2d /drivers/net/ethernet/emulex/benet/be.h
parentf422d2a04fe2e661fd439c19197a162cc9a36416 (diff)
be2net: use CSR-BAR SEMAPHORE reg for BE2/BE3
The SLIPORT_SEMAPHORE register shadowed in the config-space may not reflect the correct POST stage after an EEH reset in BE2/3; it may return FW_READY state even though FW is not ready. This causes the driver to prematurely poll the FW mailbox and fail. For BE2/3 use the CSR-BAR/0xac instead. Reported-by: Gavin Shan <shangw@linux.vnet.ibm.com> Signed-off-by: Sathya Perla <sathya.perla@emulex.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/ethernet/emulex/benet/be.h')
-rw-r--r--drivers/net/ethernet/emulex/benet/be.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/net/ethernet/emulex/benet/be.h b/drivers/net/ethernet/emulex/benet/be.h
index 28ceb8414185..29aff55f2eea 100644
--- a/drivers/net/ethernet/emulex/benet/be.h
+++ b/drivers/net/ethernet/emulex/benet/be.h
@@ -349,6 +349,7 @@ struct be_adapter {
struct pci_dev *pdev;
struct net_device *netdev;
+ u8 __iomem *csr; /* CSR BAR used only for BE2/3 */
u8 __iomem *db; /* Door Bell */
struct mutex mbox_lock; /* For serializing mbox cmds to BE card */