[libcamera-devel] [RFC v1 4/5] libcamera: pipeline: ipu3: Get VCM information

[Kate Hsuan]

It is an interface of CameraData to get the VCM steps. Also, the VCM step
value is stored in ConfigInfo.

Signed-off-by: Kate Hsuan<hpa at redhat.com>
---
 src/libcamera/pipeline/ipu3/ipu3.cpp | 15 +++++++++++++++
 1 file changed, 15 insertions(+)

diff --git a/src/libcamera/pipeline/ipu3/ipu3.cpp b/src/libcamera/pipeline/ipu3/ipu3.cpp
index 9f113171..9cc12e4c 100644
--- a/src/libcamera/pipeline/ipu3/ipu3.cpp
+++ b/src/libcamera/pipeline/ipu3/ipu3.cpp
@@ -85,6 +85,8 @@ public:
 
 	ControlInfoMap ipaControls_;
 
+	int getSensorControls();
+
 private:
 	void metadataReady(unsigned int id, const ControlList &metadata);
 	void paramsBufferReady(unsigned int id);
@@ -670,6 +672,7 @@ int PipelineHandlerIPU3::configure(Camera *camera, CameraConfiguration *c)
 	configInfo.sensorInfo = sensorInfo;
 	configInfo.bdsOutputSize = config->imguConfig().bds;
 	configInfo.iif = config->imguConfig().iif;
+	configInfo.sensorInfo.maxVcmSteps = data->getSensorControls();
 
 	ret = data->ipa_->configure(configInfo, &data->ipaControls_);
 	if (ret) {
@@ -1271,6 +1274,18 @@ void IPU3CameraData::setSensorControls([[maybe_unused]] unsigned int id,
 	focusLens->setFocusPosition(focusValue.get<int32_t>());
 }
 
+int IPU3CameraData::getSensorControls()
+{
+	int ret = 0;
+
+	CameraLens *focusLens = cio2_.sensor()->focusLens();
+	if (!focusLens)
+		return 0;
+
+	ret = focusLens->getFocusCapabilityies();
+	return ret;
+}
+
 void IPU3CameraData::paramsBufferReady(unsigned int id)
 {
 	IPU3Frames::Info *info = frameInfos_.find(id);
-- 
2.35.1