Revert loopDelay dependency on wifi sleep mode

code/espurna/system.ino

@@ -10,9 +10,7 @@ Copyright (C) 2018 by Xose Pérez <xose dot perez at gmail dot com>
 
 // -----------------------------------------------------------------------------
 
-#if WIFI_SLEEP_MODE != WIFI_NONE_SLEEP
 unsigned long _loop_delay = 0;
-#endif
 
 bool _system_send_heartbeat = false;
 unsigned char _heartbeat_mode = HEARTBEAT_MODE;
@@ -75,11 +73,9 @@ bool systemGetHeartbeat() {
     return _system_send_heartbeat;
 }
 
-#if WIFI_SLEEP_MODE != WIFI_NONE_SLEEP
 unsigned long systemLoopDelay() {
     return _loop_delay;
 }
-#endif
 
 unsigned long systemLoadAverage() {
     return _load_average;
@@ -160,10 +156,7 @@ void systemLoop() {
     // -------------------------------------------------------------------------
     // Power saving delay
     // -------------------------------------------------------------------------
-
-    #if WIFI_SLEEP_MODE != WIFI_NONE_SLEEP
-        delay(_loop_delay);
-    #endif
+    if (_loop_delay) delay(_loop_delay);
 
 }
 
@@ -202,10 +195,8 @@ void systemSetup() {
     _systemSetupSpecificHardware();
 
     // Cache loop delay value to speed things (recommended max 250ms)
-    #if WIFI_SLEEP_MODE != WIFI_NONE_SLEEP
-        _loop_delay = atol(getSetting("loopDelay", LOOP_DELAY_TIME).c_str());
-        _loop_delay = constrain(_loop_delay, 0, 300);
-    #endif
+    _loop_delay = atol(getSetting("loopDelay", LOOP_DELAY_TIME).c_str());
+    _loop_delay = constrain(_loop_delay, 0, 300);
 
     // Register Loop
     espurnaRegisterLoop(systemLoop);

code/espurna/utils.ino

@@ -469,9 +469,9 @@ void info() {
     #if ADC_MODE_VALUE == ADC_VCC
         DEBUG_MSG_P(PSTR("[MAIN] Power: %u mV\n"), ESP.getVcc());
     #endif
-    #if WIFI_SLEEP_MODE != WIFI_NONE_SLEEP
+    if (systemLoopDelay()) {
         DEBUG_MSG_P(PSTR("[MAIN] Power saving delay value: %lu ms\n"), systemLoopDelay());
-    #endif
+    }
 
     // -------------------------------------------------------------------------
 
@@ -606,4 +606,4 @@ bool isNumber(const char * s) {
         }
     }
     return digit;
-}
+}