sony-laptop: notify the hardware of a state change in wwanpower

Signed-off-by: Sergey Yanovich <ynvich@gmail.com>
Signed-off-by: Mattia Dongili <malattia@linux.it>
Signed-off-by: Len Brown <len.brown@intel.com>

drivers/platform/x86/sony-laptop.c

@@ -2004,6 +2004,7 @@ static void sony_pic_set_wwanpower(u8 state)
 		return;
 	}
 	sony_pic_call2(0xB0, state);
+	sony_pic_call1(0x82);
 	spic_dev.wwan_power = state;
 	mutex_unlock(&spic_dev.lock);
 }