qed: Log incorrectly installed board

In case nvram layout of board is incorrect, board may exhibit peculiar
oddities. Log such a rare event.

Signed-off-by: Tomer Tayar <Tomer.Tayar@cavium.com>
Signed-off-by: Yuval Mintz <Yuval.Mintz@cavium.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

drivers/net/ethernet/qlogic/qed/qed_dev.c

@@ -1698,6 +1698,11 @@ int qed_hw_init(struct qed_dev *cdev, struct qed_hw_init_params *p_params)
 			return mfw_rc;
 		}
 
+		/* Check if there is a DID mismatch between nvm-cfg/efuse */
+		if (param & FW_MB_PARAM_LOAD_DONE_DID_EFUSE_ERROR)
+			DP_NOTICE(p_hwfn,
+				  "warning: device configuration is not supported on this board type. The device may not function as expected.\n");
+
 		/* send DCBX attention request command */
 		DP_VERBOSE(p_hwfn,
 			   QED_MSG_DCB,

drivers/net/ethernet/qlogic/qed/qed_hsi.h

@@ -11655,6 +11655,8 @@ struct public_drv_mb {
 #define FW_MB_PARAM_GET_PF_RDMA_IWARP		0x2
 #define FW_MB_PARAM_GET_PF_RDMA_BOTH		0x3
 
+#define FW_MB_PARAM_LOAD_DONE_DID_EFUSE_ERROR	(1 << 0)
+
 	u32 drv_pulse_mb;
 #define DRV_PULSE_SEQ_MASK			0x00007fff
 #define DRV_PULSE_SYSTEM_TIME_MASK		0xffff0000