mesa: remove parts provided by imx-gpu-viv v6 for ccimx6qpsbc

This commit adds a platform dependency to remove the parts
provided by the new GPU driver and maintain the compatibility
for other platforms using previous versions.

https://jira.digi.com/browse/DEL-5234

Signed-off-by: Arturo Buzarra <arturo.buzarra@digi.com>

meta-digi-dey/recipes-graphics/mesa/mesa_%.bbappend

@@ -4,3 +4,23 @@
 # Add runtime dependency so that GLES3 headers don't need to be added manually
 #
 RDEPENDS_libgles2-mesa-dev += "libgles3-mesa-dev"
+
+#
+# Add platform dependency to maintain compatibility
+# with GPU driver previous to v6.
+#
+PROVIDES_remove_ccimx6qpsbc = "gbm"
+PACKAGECONFIG_remove_ccimx6qpsbc = "gbm"
+
+BACKEND = \
+    "${@bb.utils.contains('DISTRO_FEATURES', 'wayland', 'wayland', \
+        bb.utils.contains('DISTRO_FEATURES',     'x11',     'x11', \
+                                                             'fb', d), d)}"
+
+do_install_append_ccimx6qpsbc () {
+    rm -f ${D}${includedir}/GL/glx.h \
+          ${D}${includedir}/GL/glxext.h
+    if [ "${BACKEND}" = "x11" ]; then
+        rm -f ${D}${libdir}/pkgconfig/gl.pc
+    fi
+}