ipa: rkisp1: Move Sharpness control creation to Filter algorithm

The Sharpness control is used solely by the Filter algorithm. Create it
there, to avoid exposing it to applications when the algorithm is
disabled.

Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Reviewed-by: Kieran Bingham <kieran.bingham@ideasonboard.com>
Reviewed-by: Paul Elder <paul.elder@ideasonboard.com>

src/ipa/rkisp1/algorithms/filter.cpp

@@ -39,6 +39,17 @@ LOG_DEFINE_CATEGORY(RkISP1Filter)
 static constexpr uint32_t kFiltLumWeightDefault = 0x00022040;
 static constexpr uint32_t kFiltModeDefault = 0x000004f2;
 
+/**
+ * \copydoc libcamera::ipa::Algorithm::init
+ */
+int Filter::init(IPAContext &context,
+		 [[maybe_unused]] const YamlObject &tuningData)
+{
+	auto &cmap = context.ctrlMap;
+	cmap[&controls::Sharpness] = ControlInfo(0.0f, 10.0f, 1.0f);
+
+	return 0;
+}
 /**
  * \copydoc libcamera::ipa::Algorithm::queueRequest
  */

src/ipa/rkisp1/algorithms/filter.h

@@ -21,6 +21,7 @@ public:
 	Filter() = default;
 	~Filter() = default;
 
+	int init(IPAContext &context, const YamlObject &tuningData) override;
 	void queueRequest(IPAContext &context, const uint32_t frame,
 			  IPAFrameContext &frameContext,
 			  const ControlList &controls) override;

src/ipa/rkisp1/rkisp1.cpp

@@ -116,7 +116,6 @@ const IPAHwSettings ipaHwSettingsV12{
 /* List of controls handled by the RkISP1 IPA */
 const ControlInfoMap::Map rkisp1Controls{
 	{ &controls::DebugMetadataEnable, ControlInfo(false, true, false) },
-	{ &controls::Sharpness, ControlInfo(0.0f, 10.0f, 1.0f) },
 	{ &controls::draft::NoiseReductionMode, ControlInfo(controls::draft::NoiseReductionModeValues) },
 };