ipa: libipa: Move ipa namespace documentation to module.cpp

The libipa.cpp file exists for the sole purpose of documentating the ipa
namespace. As we now have a top-level module.cpp file in libipa, move
the documentation there, and drop libipa.cpp.

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

src/ipa/libipa/libipa.cpp

@@ -1,22 +0,0 @@
-/* SPDX-License-Identifier: LGPL-2.1-or-later */
-/*
- * Copyright (C) 2021, Ideas On Board
- *
- * libipa.cpp - libipa interface
- */
-
-namespace libcamera {
-
-/**
- * \brief The IPA namespace
- *
- * The IPA namespace groups all types specific to IPA modules. It serves as the
- * top-level namespace for the IPA library libipa, and also contains
- * module-specific namespaces for IPA modules.
- */
-namespace ipa {
-
-} /* namespace ipa */
-
-} /* namespace libcamera */
-

src/ipa/libipa/meson.build

@@ -11,7 +11,6 @@ libipa_sources = files([
     'algorithm.cpp',
     'camera_sensor_helper.cpp',
     'histogram.cpp',
-    'libipa.cpp',
     'module.cpp',
 ])
 

src/ipa/libipa/module.cpp

@@ -14,6 +14,13 @@
 
 namespace libcamera {
 
+/**
+ * \brief The IPA namespace
+ *
+ * The IPA namespace groups all types specific to IPA modules. It serves as the
+ * top-level namespace for the IPA library libipa, and also contains
+ * module-specific namespaces for IPA modules.
+ */
 namespace ipa {
 
 /**