bnx2x: Prevent self test loopback failures

Setting loopback requires time to take effect

Signed-off-by: Yaniv Rosner <yanivr@broadcom.com>
Signed-off-by: Eilon Greenstein <eilong@broadcom.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/drivers/net/bnx2x_link.c b/drivers/net/bnx2x_link.c
index d9e1cfc..4ce107c1 100644
--- a/drivers/net/bnx2x_link.c
+++ b/drivers/net/bnx2x_link.c
@@ -3583,7 +3583,7 @@
 			       (MDIO_REG_BANK_CL73_IEEEB0 +
 				(MDIO_CL73_IEEEB0_CL73_AN_CONTROL & 0xf)),
 			       0x6041);
-
+		msleep(200);
 		/* set aer mmd back */
 		bnx2x_set_aer_mmd(params, vars);