Merge branch 'master' into develop

src/graphics/Screen.cpp

@@ -83,6 +83,11 @@ extern uint16_t TFT_MESH;
 #include "platform/portduino/PortduinoGlue.h"
 #endif
 
+#if defined(T_LORA_PAGER)
+// KB backlight control
+#include "input/cardKbI2cImpl.h"
+#endif
+
 using namespace meshtastic; /** @todo remove */
 
 namespace graphics
@@ -655,6 +660,19 @@ void Screen::setup()
     MeshModule::observeUIEvents(&uiFrameEventObserver);
 }
 
+void Screen::setOn(bool on, FrameCallback einkScreensaver)
+{
+#if defined(T_LORA_PAGER)
+    if (cardKbI2cImpl)
+        cardKbI2cImpl->toggleBacklight(on);
+#endif
+    if (!on)
+        // We handle off commands immediately, because they might be called because the CPU is shutting down
+        handleSetOn(false, einkScreensaver);
+    else
+        enqueueCmd(ScreenCmd{.cmd = Cmd::SET_ON});
+}
+
 void Screen::forceDisplay(bool forceUiUpdate)
 {
     // Nasty hack to force epaper updates for 'key' frames.  FIXME, cleanup.

src/graphics/Screen.h

@@ -259,15 +259,7 @@ class Screen : public concurrency::OSThread
     void setup();
 
     /// Turns the screen on/off. Optionally, pass a custom screensaver frame for E-Ink
-    void setOn(bool on, FrameCallback einkScreensaver = NULL)
-    {
-        if (!on)
-            // We handle off commands immediately, because they might be called because the CPU is shutting down
-            handleSetOn(false, einkScreensaver);
-        else
-            enqueueCmd(ScreenCmd{.cmd = Cmd::SET_ON});
-    }
-
+    void setOn(bool on, FrameCallback einkScreensaver = NULL);
     /**
      * Prepare the display for the unit going to the lowest power mode possible.  Most screens will just
      * poweroff, but eink screens will show a "I'm sleeping" graphic, possibly with a QR code