diff --git a/include/libcamera/ipa/rkisp1.mojom b/include/libcamera/ipa/rkisp1.mojom
index 043ad27ea199..86eae55cd530 100644
--- a/include/libcamera/ipa/rkisp1.mojom
+++ b/include/libcamera/ipa/rkisp1.mojom
@@ -14,13 +14,18 @@ struct IPAConfigInfo {
 	uint32 paramFormat;
 };
 
+struct StartResult {
+	libcamera.ControlList controls;
+	int32 code;
+};
+
 interface IPARkISP1Interface {
 	init(libcamera.IPASettings settings,
 	     uint32 hwRevision,
 	     libcamera.IPACameraSensorInfo sensorInfo,
 	     libcamera.ControlInfoMap sensorControls)
 		=> (int32 ret, libcamera.ControlInfoMap ipaControls);
-	start() => (int32 ret);
+	start(libcamera.ControlList controls) => (StartResult result);
 	stop();
 
 	configure(IPAConfigInfo configInfo,
diff --git a/src/ipa/rkisp1/rkisp1.cpp b/src/ipa/rkisp1/rkisp1.cpp
index 45a539a61fb1..799fe0846635 100644
--- a/src/ipa/rkisp1/rkisp1.cpp
+++ b/src/ipa/rkisp1/rkisp1.cpp
@@ -55,7 +55,7 @@ public:
 		 const IPACameraSensorInfo &sensorInfo,
 		 const ControlInfoMap &sensorControls,
 		 ControlInfoMap *ipaControls) override;
-	int start() override;
+	void start(const ControlList &controls, StartResult *result) override;
 	void stop() override;
 
 	int configure(const IPAConfigInfo &ipaConfig,
@@ -209,12 +209,17 @@ int IPARkISP1::init(const IPASettings &settings, unsigned int hwRevision,
 	return 0;
 }
 
-int IPARkISP1::start()
+void IPARkISP1::start(const ControlList &controls, StartResult *result)
 {
-	ControlList ctrls = getSensorControls(0);
-	setSensorControls.emit(0, ctrls);
+	/*
+	 * \todo: This feels a bit counter intuitive, as the queueRequest() for frame
+	 * 0 will be called again when the actual request for frame 0 get's
+	 * queued.
+	 */
+	queueRequest(0, controls);
 
-	return 0;
+	result->controls = getSensorControls(0);
+	result->code = 0;
 }
 
 void IPARkISP1::stop()
diff --git a/src/libcamera/pipeline/rkisp1/rkisp1.cpp b/src/libcamera/pipeline/rkisp1/rkisp1.cpp
index 71a07c6027b9..ee6ed1b9c84a 100644
--- a/src/libcamera/pipeline/rkisp1/rkisp1.cpp
+++ b/src/libcamera/pipeline/rkisp1/rkisp1.cpp
@@ -1086,13 +1086,20 @@ int PipelineHandlerRkISP1::start(Camera *camera, [[maybe_unused]] const ControlL
 		return ret;
 	actions += [&]() { freeBuffers(camera); };
 
-	ret = data->ipa_->start();
-	if (ret) {
+	ControlList ctrls;
+	if (!!controls)
+		ctrls = *controls;
+
+	ipa::rkisp1::StartResult res;
+	data->ipa_->start(ctrls, &res);
+	if (res.code) {
 		LOG(RkISP1, Error)
 			<< "Failed to start IPA " << camera->id();
 		return ret;
 	}
 	actions += [&]() { data->ipa_->stop(); };
+	data->sensor_->setControls(&res.controls);
+	data->delayedCtrls_->reset();
 
 	data->frame_ = 0;