bnx2x: Fan failure early detection

Check if fan failure happened before the driver was loaded and notify the user
Signed-off-by: NEilon Greenstein <eilong@broadcom.com>
Signed-off-by: NDavid S. Miller <davem@davemloft.net>

drivers/net/bnx2x_main.c

@@ -5185,6 +5185,11 @@ static void bnx2x_nic_init(struct bnx2x *bp, u32 load_code)
 	mmiowb();
 
 	bnx2x_int_enable(bp);
+
+	/* Check for SPIO5 */
+	bnx2x_attn_int_deasserted0(bp,
+		REG_RD(bp, MISC_REG_AEU_AFTER_INVERT_1_FUNC_0 + BP_PORT(bp)*4) &
+				   AEU_INPUTS_ATTN_BITS_SPIO5);
 }
 
 /* end of nic init */