diff --git a/src/ipa/rkisp1/rkisp1.cpp b/src/ipa/rkisp1/rkisp1.cpp
index 81430d6532ac..e06238a7abe9 100644
--- a/src/ipa/rkisp1/rkisp1.cpp
+++ b/src/ipa/rkisp1/rkisp1.cpp
@@ -343,6 +343,18 @@ void IPARkISP1::computeParams(const uint32_t frame, const uint32_t bufferId)
 {
 	IPAFrameContext &frameContext = context_.frameContexts.get(frame);
 
+	/*
+	 * \todo: This needs discussion. In raw mode, computeParams is
+	 * called without a params buffer, to trigger the setSensorControls
+	 * signal. Currently our algorithms don't support prepare calls with
+	 * a nullptr. Do we need that or can we safely skip it?
+	 */
+	if (bufferId == 0) {
+		ControlList ctrls = getSensorControls(frameContext);
+		setSensorControls.emit(frame, ctrls);
+		return;
+	}
+
 	RkISP1Params params(context_.configuration.paramFormat,
 			    mappedBuffers_.at(bufferId).planes()[0]);
 
diff --git a/src/libcamera/pipeline/rkisp1/rkisp1.cpp b/src/libcamera/pipeline/rkisp1/rkisp1.cpp
index a3b78bf4dc6b..7352237dbb86 100644
--- a/src/libcamera/pipeline/rkisp1/rkisp1.cpp
+++ b/src/libcamera/pipeline/rkisp1/rkisp1.cpp
@@ -1350,6 +1350,12 @@ int PipelineHandlerRkISP1::queueRequestDevice(Camera *camera, Request *request)
 
 		if (data->selfPath_ && info->selfPathBuffer)
 			data->selfPath_->queueBuffer(info->selfPathBuffer);
+
+		/*
+		 * Call computeParams with an empty param buffer to trigger the
+		 * setSensorControls signal.
+		 */
+		data->ipa_->computeParams(data->frame_, 0);
 	} else {
 		data->ipa_->computeParams(data->frame_,
 					  info->paramBuffer->cookie());