cnic: Support NIC Partition mode
Add a common function cnic_read_bnx2x_iscsi_mac() to read the iSCSI
MAC address at any specified shared memory location. In NIC Partition
mode, we need to get the MAC address from the MF_CFG area of shared
memory.
Signed-off-by: Michael Chan <mchan@broadcom.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/drivers/net/cnic.h b/drivers/net/cnic.h
index 8e947b7..fb3b753 100644
--- a/drivers/net/cnic.h
+++ b/drivers/net/cnic.h
@@ -422,6 +422,9 @@
(CNIC_RD(dev, BNX2X_SHMEM2_ADDR(base, size)) > \
offsetof(struct shmem2_region, field)))
+#define BNX2X_MF_CFG_ADDR(base, field) \
+ ((base) + offsetof(struct mf_cfg, field))
+
#define CNIC_PORT(cp) ((cp)->pfid & 1)
#define CNIC_FUNC(cp) ((cp)->func)
#define CNIC_PATH(cp) (!BNX2X_CHIP_IS_E2(cp->chip_id) ? 0 :\