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>
diff --git a/drivers/net/ethernet/emulex/benet/be_hw.h b/drivers/net/ethernet/emulex/benet/be_hw.h
index 541d453..62dc220 100644
--- a/drivers/net/ethernet/emulex/benet/be_hw.h
+++ b/drivers/net/ethernet/emulex/benet/be_hw.h
@@ -32,8 +32,8 @@
#define MPU_EP_CONTROL 0
/********** MPU semphore: used for SH & BE *************/
-#define SLIPORT_SEMAPHORE_OFFSET_BE 0x7c
-#define SLIPORT_SEMAPHORE_OFFSET_SH 0x94
+#define SLIPORT_SEMAPHORE_OFFSET_BEx 0xac /* CSR BAR offset */
+#define SLIPORT_SEMAPHORE_OFFSET_SH 0x94 /* PCI-CFG offset */
#define POST_STAGE_MASK 0x0000FFFF
#define POST_ERR_MASK 0x1
#define POST_ERR_SHIFT 31