ipa: rkisp1: Use the Algorithm class

Now that libipa offers a templated class for Algorithm, use it in
RkISP1.

Signed-off-by: Jean-Michel Hautbois <jeanmichel.hautbois@ideasonboard.com>
Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Reviewed-by: Kieran Bingham <kieran.bingham@ideasonboard.com>

src/ipa/rkisp1/algorithms/algorithm.h

@@ -0,0 +1,26 @@
+/* SPDX-License-Identifier: LGPL-2.1-or-later */
+/*
+ * Copyright (C) 2021, Ideas On Board
+ *
+ * algorithm.h - RkISP1 control algorithm interface
+ */
+
+#pragma once
+
+#include <linux/rkisp1-config.h>
+
+#include <libcamera/ipa/rkisp1_ipa_interface.h>
+
+#include <libipa/algorithm.h>
+
+#include "ipa_context.h"
+
+namespace libcamera {
+
+namespace ipa::rkisp1 {
+
+using Algorithm = libcamera::ipa::Algorithm<IPAContext, IPACameraSensorInfo, rkisp1_params_cfg, rkisp1_stat_buffer>;
+
+} /* namespace ipa::rkisp1 */
+
+} /* namespace libcamera */