wl12xx: always initialize AP-mode max power level

Sometimes we only get the Tx power level via op->config when the FW is
off. Record the received power level when this happens and use it to
initialize the firmware during boot.

Signed-off-by: Arik Nemtsov <arik@wizery.com>
Signed-off-by: Luciano Coelho <coelho@ti.com>
diff --git a/drivers/net/wireless/wl12xx/init.c b/drivers/net/wireless/wl12xx/init.c
index ebfde94..c3e9a2e 100644
--- a/drivers/net/wireless/wl12xx/init.c
+++ b/drivers/net/wireless/wl12xx/init.c
@@ -455,6 +455,11 @@
 	if (ret < 0)
 		return ret;
 
+	/* initialize Tx power */
+	ret = wl1271_acx_tx_power(wl, wl->power_level);
+	if (ret < 0)
+		return ret;
+
 	return 0;
 }