hidl: livedisplay: Don't disable HBM if it's already disabled

Turning off HBM triggers an unwanted screen brightness change while showing AOD screen on pdx225. Change-Id: Ice027302b84082fd82d16c232c13c1cf388c7714
LineageOS · Jan 18, 2025 · 4c0f2d5 · 4c0f2d5
1 parent 01960f6
commit 4c0f2d5
Showing 1 changed file with 3 additions and 0 deletions.
diff --git a/hidl/livedisplay/SunlightEnhancement.cpp b/hidl/livedisplay/SunlightEnhancement.cpp
@@ -38,6 +38,9 @@ Return<bool> SunlightEnhancement::isEnabled() {
 }
 
 Return<bool> SunlightEnhancement::setEnabled(bool enabled) {
+    if (isEnabled() == enabled) {
+        return true;
+    }
     std::ofstream file(kHbmPath);
     file << (enabled ? "1" : "0");
     LOG(DEBUG) << "setEnabled fail " << file.fail();