From 4cbee2c8e672f6816fb3bf191a71feb371dba85e Mon Sep 17 00:00:00 2001
From: Larry Bernstone <lbernstone@gmail.com>
Date: Sun, 12 Apr 2020 09:37:35 -0600
Subject: [PATCH] WIFI_PS_MAX_MODEM feature requested #3896

---
 libraries/WiFi/src/WiFiGeneric.cpp | 14 ++++++++++++++
 libraries/WiFi/src/WiFiGeneric.h   |  1 +
 2 files changed, 15 insertions(+)

diff --git a/libraries/WiFi/src/WiFiGeneric.cpp b/libraries/WiFi/src/WiFiGeneric.cpp
index 50fb56f4962..78d1135bb12 100644
--- a/libraries/WiFi/src/WiFiGeneric.cpp
+++ b/libraries/WiFi/src/WiFiGeneric.cpp
@@ -593,6 +593,20 @@ bool WiFiGenericClass::setSleep(bool enable)
     return esp_wifi_set_ps(enable?WIFI_PS_MIN_MODEM:WIFI_PS_NONE) == ESP_OK;
 }
 
+/**
+ * control modem sleep when only in STA mode
+ * @param mode wifi_ps_type_t
+ * @return ok
+ */
+bool WiFiGenericClass::setSleep(wifi_ps_type_t mode)
+{
+    if((getMode() & WIFI_MODE_STA) == 0){
+        log_w("STA has not been started");
+        return false;
+    }
+    return esp_wifi_set_ps(mode) == ESP_OK;
+}
+
 /**
  * get modem sleep enabled
  * @return true if modem sleep is enabled
diff --git a/libraries/WiFi/src/WiFiGeneric.h b/libraries/WiFi/src/WiFiGeneric.h
index 65f5d23b464..14484db43bb 100644
--- a/libraries/WiFi/src/WiFiGeneric.h
+++ b/libraries/WiFi/src/WiFiGeneric.h
@@ -92,6 +92,7 @@ class WiFiGenericClass
     bool enableAP(bool enable);
 
     bool setSleep(bool enable);
+    bool setSleep(wifi_ps_type_t mode);
     bool getSleep();
 
     bool setTxPower(wifi_power_t power);