qt5: remove Qt Quick dependency on opengl

Qt Quick should no longer depend on opengl, and instead fallback to
the limited functionality software renderer as a replacement [1] when
not available.

[1] http://blog.qt.io/blog/2016/08/15/the-qt-quick-graphics-stack-in-qt-5-8/

Cc: Peter Seiderer <ps.report@gmx.net>
Cc: Julien Corjon <corjon.j@ecagroup.com>
Signed-off-by: Joshua Henderson <joshua.henderson@microchip.com>
Signed-off-by: Sébastien Szymanski <sebastien.szymanski@armadeus.com>
Tested-by: Peter Seiderer <ps.report@gmx.net>
[Thomas: drop qt5declarative patch, since we have bumped to 5.9.3,
which contains the patch.]
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>

package/qt5/qt5declarative/5.6.3/0002-examples-qquickviewcomparison-and-quickwidget-needs-.patch

@@ -33,6 +33,12 @@ Fixes:
   .obj/moc_fbitem.o:(.data.rel.ro+0xf0): undefined reference to `QQuickFramebufferObject::staticMetaObject'
 
 Signed-off-by: Peter Seiderer <ps.report@gmx.net>
+---
+
+Note:
+An equivalent patch is upstream for qt5declarative 5.10, but it is not suitable for
+backporting to this version due to license differences.
+
 ---
  examples/quick/quick.pro | 5 ++++-
  1 file changed, 4 insertions(+), 1 deletion(-)

package/qt5/qt5declarative/Config.in

@@ -17,11 +17,11 @@ config BR2_PACKAGE_QT5DECLARATIVE
 if BR2_PACKAGE_QT5DECLARATIVE
 
 comment "quick module needs an OpenGL-capable backend"
-	depends on !BR2_PACKAGE_QT5_GL_AVAILABLE
+	depends on !BR2_PACKAGE_QT5_GL_AVAILABLE && !BR2_PACKAGE_QT5_VERSION_LATEST
 
 config BR2_PACKAGE_QT5DECLARATIVE_QUICK
 	bool "quick module"
-	depends on BR2_PACKAGE_QT5_GL_AVAILABLE
-	select BR2_PACKAGE_QT5BASE_OPENGL
+	depends on BR2_PACKAGE_QT5_GL_AVAILABLE || BR2_PACKAGE_QT5_VERSION_LATEST
+	select BR2_PACKAGE_QT5BASE_OPENGL if BR2_PACKAGE_QT5_GL_AVAILABLE
 
 endif

package/qt5/qt5multimedia/qt5multimedia.mk

@@ -61,7 +61,8 @@ define QT5MULTIMEDIA_INSTALL_TARGET_LIBS
 endef
 endif
 
-ifeq ($(BR2_PACKAGE_QT5DECLARATIVE_QUICK),y)
+# this is only built with quick/opengl support enabled
+ifeq ($(BR2_PACKAGE_QT5DECLARATIVE_QUICK)$(BR2_PACKAGE_QT5_GL_AVAILABLE),yy)
 define QT5MULTIMEDIA_INSTALL_TARGET_QMLS
 	cp -dpfr $(STAGING_DIR)/usr/qml/QtMultimedia $(TARGET_DIR)/usr/qml/
 endef

package/qt5/qt5quickcontrols/Config.in

@@ -1,6 +1,6 @@
 config BR2_PACKAGE_QT5QUICKCONTROLS
 	bool "qt5quickcontrols"
-	depends on BR2_PACKAGE_QT5_GL_AVAILABLE
+	depends on BR2_PACKAGE_QT5_GL_AVAILABLE || BR2_PACKAGE_QT5_VERSION_LATEST
 	depends on BR2_PACKAGE_QT5_JSCORE_AVAILABLE
 	select BR2_PACKAGE_QT5DECLARATIVE
 	select BR2_PACKAGE_QT5DECLARATIVE_QUICK
@@ -14,5 +14,5 @@ config BR2_PACKAGE_QT5QUICKCONTROLS
 	  http://doc.qt.io/qt-5/qtquickcontrols-index.html
 
 comment "qt5quickcontrols needs an OpenGL-capable backend"
-	depends on !BR2_PACKAGE_QT5_GL_AVAILABLE
+	depends on !BR2_PACKAGE_QT5_GL_AVAILABLE && !BR2_PACKAGE_QT5_VERSION_LATEST
 	depends on BR2_PACKAGE_QT5_JSCORE_AVAILABLE

package/qt5/qt5quickcontrols2/Config.in

@@ -1,6 +1,6 @@
 config BR2_PACKAGE_QT5QUICKCONTROLS2
 	bool "qt5quickcontrols2"
-	depends on BR2_PACKAGE_QT5_GL_AVAILABLE # qt5declarative/quick
+	depends on BR2_PACKAGE_QT5_GL_AVAILABLE || BR2_PACKAGE_QT5_VERSION_LATEST # qt5declarative/quick
 	depends on BR2_PACKAGE_QT5_JSCORE_AVAILABLE # qt5declarative/quick
 	select BR2_PACKAGE_QT5DECLARATIVE
 	select BR2_PACKAGE_QT5DECLARATIVE_QUICK
@@ -16,5 +16,5 @@ config BR2_PACKAGE_QT5QUICKCONTROLS2
 	  https://doc.qt.io/qt-5/qtquickcontrols2-index.html
 
 comment "qt5quickcontrols2 needs an OpenGL-capable backend"
-	depends on !BR2_PACKAGE_QT5_GL_AVAILABLE
+	depends on !BR2_PACKAGE_QT5_GL_AVAILABLE && !BR2_PACKAGE_QT5_VERSION_LATEST
 	depends on BR2_PACKAGE_QT5_JSCORE_AVAILABLE

package/qt5/qt5virtualkeyboard/Config.in

@@ -1,13 +1,13 @@
 comment "qt5virtualkeyboard needs at least qt-5.7 and an OpenGL backend"
 	depends on BR2_PACKAGE_QT5_JSCORE_AVAILABLE
-	depends on !BR2_PACKAGE_QT5_VERSION_LATEST || !BR2_PACKAGE_QT5_GL_AVAILABLE
+	depends on !BR2_PACKAGE_QT5_GL_AVAILABLE && !BR2_PACKAGE_QT5_VERSION_LATEST
 
 config BR2_PACKAGE_QT5VIRTUALKEYBOARD
 	bool "qt5virtualkeyboard"
 	# needs at least Qt 5.7
 	depends on BR2_PACKAGE_QT5_VERSION_LATEST
 	depends on BR2_PACKAGE_QT5_JSCORE_AVAILABLE # qt5declarative
-	depends on BR2_PACKAGE_QT5_GL_AVAILABLE # qt5declarative quick
+	depends on BR2_PACKAGE_QT5_GL_AVAILABLE || BR2_PACKAGE_QT5_VERSION_LATEST # qt5declarative/quick
 	select BR2_PACKAGE_QT5DECLARATIVE
 	select BR2_PACKAGE_QT5DECLARATIVE_QUICK
 	select BR2_PACKAGE_QT5SVG