diff --git a/libs/gui/LayerState.cpp b/libs/gui/LayerState.cpp
index 63be3ed..e5e10a0 100644
--- a/libs/gui/LayerState.cpp
+++ b/libs/gui/LayerState.cpp
@@ -16,6 +16,7 @@
 
 #define LOG_TAG "LayerState"
 
+#include <apex/window.h>
 #include <inttypes.h>
 
 #include <binder/Parcel.h>
@@ -620,7 +621,8 @@
     return NO_ERROR;
 }
 
-bool ValidateFrameRate(float frameRate, int8_t compatibility, const char* inFunctionName) {
+bool ValidateFrameRate(float frameRate, int8_t compatibility, const char* inFunctionName,
+                       bool privileged) {
     const char* functionName = inFunctionName != nullptr ? inFunctionName : "call";
     int floatClassification = std::fpclassify(frameRate);
     if (frameRate < 0 || floatClassification == FP_INFINITE || floatClassification == FP_NAN) {
@@ -629,8 +631,10 @@
     }
 
     if (compatibility != ANATIVEWINDOW_FRAME_RATE_COMPATIBILITY_DEFAULT &&
-        compatibility != ANATIVEWINDOW_FRAME_RATE_COMPATIBILITY_FIXED_SOURCE) {
-        ALOGE("%s failed - invalid compatibility value %d", functionName, compatibility);
+        compatibility != ANATIVEWINDOW_FRAME_RATE_COMPATIBILITY_FIXED_SOURCE &&
+        (!privileged || compatibility != ANATIVEWINDOW_FRAME_RATE_EXACT)) {
+        ALOGE("%s failed - invalid compatibility value %d privileged: %s", functionName,
+              compatibility, privileged ? "yes" : "no");
         return false;
     }
 
diff --git a/libs/gui/SurfaceComposerClient.cpp b/libs/gui/SurfaceComposerClient.cpp
index 4a372bb..78f655a 100644
--- a/libs/gui/SurfaceComposerClient.cpp
+++ b/libs/gui/SurfaceComposerClient.cpp
@@ -1518,7 +1518,10 @@
         mStatus = BAD_INDEX;
         return *this;
     }
-    if (!ValidateFrameRate(frameRate, compatibility, "Transaction::setFrameRate")) {
+    // Allow privileged values as well here, those will be ignored by SF if
+    // the caller is not privileged
+    if (!ValidateFrameRate(frameRate, compatibility, "Transaction::setFrameRate",
+                           /*privileged=*/true)) {
         mStatus = BAD_VALUE;
         return *this;
     }
diff --git a/libs/gui/include/gui/LayerState.h b/libs/gui/include/gui/LayerState.h
index 4a291ae..83a9d33 100644
--- a/libs/gui/include/gui/LayerState.h
+++ b/libs/gui/include/gui/LayerState.h
@@ -309,11 +309,14 @@
     return compare_type(lhs.token, rhs.token);
 }
 
-// Returns true if the frameRate and compatibility are valid values, false
-// othwerise. If either of the params are invalid, an error log is printed, and
-// functionName is added to the log to indicate which function call failed.
-// functionName can be null.
-bool ValidateFrameRate(float frameRate, int8_t compatibility, const char* functionName);
+// Returns true if the frameRate is valid.
+//
+// @param frameRate the frame rate in Hz
+// @param compatibility a ANATIVEWINDOW_FRAME_RATE_COMPATIBILITY_*
+// @param functionName calling function or nullptr. Used for logging
+// @param privileged whether caller has unscoped surfaceflinger access
+bool ValidateFrameRate(float frameRate, int8_t compatibility, const char* functionName,
+                       bool privileged = false);
 
 struct CaptureArgs {
     const static int32_t UNSET_UID = -1;
diff --git a/libs/nativewindow/include/apex/window.h b/libs/nativewindow/include/apex/window.h
index 2d1354c..0923438 100644
--- a/libs/nativewindow/include/apex/window.h
+++ b/libs/nativewindow/include/apex/window.h
@@ -39,6 +39,19 @@
     // clang-format on
 };
 
+/*
+ * Internal extension of compatibility value for ANativeWindow_setFrameRate. */
+enum ANativeWindow_FrameRateCompatibilityInternal {
+    /**
+     * This surface belongs to an app on the High Refresh Rate Deny list, and needs the display
+     * to operate at the exact frame rate.
+     *
+     * This is used internally by the platform and should not be used by apps.
+     * @hide
+     */
+    ANATIVEWINDOW_FRAME_RATE_EXACT = 100,
+};
+
 /**
  * Prototype of the function that an ANativeWindow implementation would call
  * when ANativeWindow_cancelBuffer is called.