From a91c68c931cc8308e87acd796afb46ba70ae3dc2 Mon Sep 17 00:00:00 2001
From: JF <jf@codingfield.com>
Date: Wed, 11 Mar 2020 21:35:06 +0100
Subject: Backup and restore vertical scroll offset when goind to sleep/wakeup
 to avoid scrambled display on wake-up.

---
 src/DisplayApp/DisplayApp.cpp | 12 ++++++------
 src/drivers/St7789.cpp        |  2 ++
 src/drivers/St7789.h          |  1 +
 src/sdk_config.h              |  6 +++---
 4 files changed, 12 insertions(+), 9 deletions(-)

(limited to 'src')

diff --git a/src/DisplayApp/DisplayApp.cpp b/src/DisplayApp/DisplayApp.cpp
index 3cb245f8..7464175e 100644
--- a/src/DisplayApp/DisplayApp.cpp
+++ b/src/DisplayApp/DisplayApp.cpp
@@ -132,13 +132,13 @@ void DisplayApp::Refresh() {
         break;
       case Messages::ButtonPushed:
         if(onClockApp)
-          systemTask.PushMessage(System::SystemTask::Messages::GoToSleep);
-        else {
-          auto buttonUsedByApp = currentScreen->OnButtonPushed();
-          if (!buttonUsedByApp) {
             systemTask.PushMessage(System::SystemTask::Messages::GoToSleep);
-          } else {
-            lvgl.SetFullRefresh(Components::LittleVgl::FullRefreshDirections::Up);
+          else {
+            auto buttonUsedByApp = currentScreen->OnButtonPushed();
+            if (!buttonUsedByApp) {
+              systemTask.PushMessage(System::SystemTask::Messages::GoToSleep);
+            } else {
+              lvgl.SetFullRefresh(Components::LittleVgl::FullRefreshDirections::Up);
           }
         }
 
diff --git a/src/drivers/St7789.cpp b/src/drivers/St7789.cpp
index 1f6e6d36..db7c27e2 100644
--- a/src/drivers/St7789.cpp
+++ b/src/drivers/St7789.cpp
@@ -131,6 +131,7 @@ void St7789::VerticalScrollDefinition(uint16_t topFixedLines, uint16_t scrollLin
 }
 
 void St7789::VerticalScrollStartAddress(uint16_t line) {
+  verticalScrollingStartAddress = line;
   WriteCommand(static_cast<uint8_t>(Commands::VerticalScrollStartAddress));
   WriteData(line >> 8u);
   WriteData(line & 0x00ffu);
@@ -189,5 +190,6 @@ void St7789::Wakeup() {
   RowAddressSet();
   DisplayInversionOn();
   NormalModeOn();
+  VerticalScrollStartAddress(verticalScrollingStartAddress);
   DisplayOn();
 }
diff --git a/src/drivers/St7789.h b/src/drivers/St7789.h
index fb57f283..3721b184 100644
--- a/src/drivers/St7789.h
+++ b/src/drivers/St7789.h
@@ -31,6 +31,7 @@ namespace Pinetime {
       private:
         SpiMaster& spi;
         uint8_t pinDataCommand;
+        uint8_t verticalScrollingStartAddress = 0;
 
         void HardwareReset();
         void SoftwareReset();
diff --git a/src/sdk_config.h b/src/sdk_config.h
index d1570718..0d9b2744 100644
--- a/src/sdk_config.h
+++ b/src/sdk_config.h
@@ -8452,15 +8452,15 @@
 // <e> NRF_LOG_ENABLED - nrf_log - Logger
 //==========================================================
 #ifndef NRF_LOG_ENABLED
-#define NRF_LOG_ENABLED 1
+#define NRF_LOG_ENABLED 0
 #endif
 
 #ifndef NRF_LOG_BACKEND_RTT_ENABLED
-#define NRF_LOG_BACKEND_RTT_ENABLED 1
+#define NRF_LOG_BACKEND_RTT_ENABLED 0
 #endif
 
 #ifndef NRF_LOG_BACKEND_SERIAL_USES_RTT
-#define NRF_LOG_BACKEND_SERIAL_USES_RTT 1
+#define NRF_LOG_BACKEND_SERIAL_USES_RTT 0
 #endif
 // <h> Log message pool - Configuration of log message pool
 
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