diff --git a/include/libcamera/internal/delayed_controls.h b/include/libcamera/internal/delayed_controls.h
index c650e672d964..3182ebddd1fa 100644
--- a/include/libcamera/internal/delayed_controls.h
+++ b/include/libcamera/internal/delayed_controls.h
@@ -35,6 +35,8 @@ public:
 	bool push(uint32_t sequence, const ControlList &controls);
 	ControlList get(uint32_t sequence);
 
+	uint32_t maxDelay() const { return maxDelay_; }
+
 	void applyControls(uint32_t sequence);
 
 private:
diff --git a/src/libcamera/delayed_controls.cpp b/src/libcamera/delayed_controls.cpp
index 67213fe87d53..35a624525b80 100644
--- a/src/libcamera/delayed_controls.cpp
+++ b/src/libcamera/delayed_controls.cpp
@@ -259,6 +259,13 @@ ControlList DelayedControls::get(uint32_t sequence)
 	return out;
 }
 
+/**
+ * \fn DelayedControls::maxDelay()
+ * \brief Get the maximum delay of the sensor
+ *
+ * \return The maximum delay of the sensor
+ */
+
 /**
  * \brief Inform DelayedControls of the start of a new frame
  * \param[in] sequence Sequence number of the frame that started