package/gstreamer1/gst1-plugins-base: drop rpi-userland support

As we're about to remove the rpi-userland package, drop support for it
from package/gstreamer/gst1-plugins-base.

Signed-off-by: Thomas Petazzoni <thomas.petazzoni@bootlin.com>
Signed-off-by: Julien Olivain <ju.o@free.fr>

Config.in.legacy

@@ -146,6 +146,13 @@ endif
 
 comment "Legacy options removed in 2026.02"
 
+config BR2_PACKAGE_GST1_PLUGINS_BASE_LIB_OPENGL_DISPMANX
+	bool "gst1-plugins-base dispmanx option removed"
+	select BR2_LEGACY
+	help
+	  Due to the removal of the rpi-userland package, the dispmanx
+	  OpenGL plug-in from GStreamer plugin base has been removed.
+
 config BR2_PACKAGE_RPI_FIRMWARE_INSTALL_VCDBG
 	bool "rpi-firmware vcdbg option removed"
 	select BR2_LEGACY

package/gstreamer1/gst1-plugins-base/Config.in

@@ -178,7 +178,6 @@ config BR2_PACKAGE_GST1_PLUGINS_BASE_LIB_OPENGL_GLX
 	default y
 	depends on BR2_PACKAGE_GST1_PLUGINS_BASE_LIB_OPENGL_OPENGL
 	depends on BR2_PACKAGE_XSERVER_XORG_SERVER_MODULAR # mesa needs big X
-	depends on !BR2_PACKAGE_RPI_USERLAND # x11
 	select BR2_PACKAGE_XLIB_LIBXRENDER
 	select BR2_PACKAGE_XORGPROTO
 	select BR2_PACKAGE_GST1_PLUGINS_BASE_LIB_OPENGL_X11
@@ -186,13 +185,9 @@ config BR2_PACKAGE_GST1_PLUGINS_BASE_LIB_OPENGL_GLX
 	help
 	  OpenGL Extension to the X Window System
 
-comment "glx not supported with rpi-userland"
-	depends on BR2_PACKAGE_RPI_USERLAND
-
 comment "glx needs the opengl API and modular X.org"
-	depends on !BR2_PACKAGE_RPI_USERLAND && \
-		(!BR2_PACKAGE_GST1_PLUGINS_BASE_LIB_OPENGL_OPENGL || \
-		!BR2_PACKAGE_XSERVER_XORG_SERVER_MODULAR)
+	depends on !BR2_PACKAGE_GST1_PLUGINS_BASE_LIB_OPENGL_OPENGL || \
+		!BR2_PACKAGE_XSERVER_XORG_SERVER_MODULAR
 
 config BR2_PACKAGE_GST1_PLUGINS_BASE_LIB_OPENGL_EGL
 	bool "egl"
@@ -214,19 +209,14 @@ config BR2_PACKAGE_GST1_PLUGINS_BASE_LIB_OPENGL_X11
 	bool "x11"
 	default y
 	depends on BR2_PACKAGE_GST1_PLUGINS_BASE_LIB_OPENGL_HAS_PLATFORM
-	depends on !BR2_PACKAGE_RPI_USERLAND
 	depends on BR2_PACKAGE_XORG7
 	select BR2_PACKAGE_XLIB_LIBX11
 	select BR2_PACKAGE_XLIB_LIBXEXT
 	select BR2_PACKAGE_GST1_PLUGINS_BASE_LIB_OPENGL_HAS_WINDOW
 
-comment "x11 not supported with rpi-userland"
-	depends on BR2_PACKAGE_RPI_USERLAND
-
 comment "x11 needs a platform and X.org"
-	depends on !BR2_PACKAGE_RPI_USERLAND && \
-		(!BR2_PACKAGE_GST1_PLUGINS_BASE_LIB_OPENGL_HAS_PLATFORM || \
-		!BR2_PACKAGE_XORG7)
+	depends on !BR2_PACKAGE_GST1_PLUGINS_BASE_LIB_OPENGL_HAS_PLATFORM || \
+		!BR2_PACKAGE_XORG7
 
 config BR2_PACKAGE_GST1_PLUGINS_BASE_LIB_OPENGL_WAYLAND
 	bool "wayland"
@@ -240,18 +230,6 @@ comment "wayland needs the egl platform and the wayland package"
 	depends on !BR2_PACKAGE_GST1_PLUGINS_BASE_LIB_OPENGL_EGL || \
 		!BR2_PACKAGE_WAYLAND
 
-config BR2_PACKAGE_GST1_PLUGINS_BASE_LIB_OPENGL_DISPMANX
-	bool "dispmanx"
-	default y
-	depends on BR2_PACKAGE_GST1_PLUGINS_BASE_LIB_OPENGL_EGL
-	depends on BR2_PACKAGE_RPI_USERLAND
-	select BR2_PACKAGE_GST1_PLUGINS_BASE_LIB_OPENGL_HAS_WINDOW
-	help
-	  Raspberry Pi's Dispmanx windowing system
-
-comment "dispmanx needs the egl platform and rpi-userland"
-	depends on !BR2_PACKAGE_GST1_PLUGINS_BASE_LIB_OPENGL_EGL || \
-		!BR2_PACKAGE_RPI_USERLAND
 endif
 
 comment "opengl needs an OpenGL or OpenGL ES backend"

package/gstreamer1/gst1-plugins-base/gst1-plugins-base.mk

@@ -93,10 +93,6 @@ GST1_PLUGINS_BASE_WINSYS_LIST += wayland
 GST1_PLUGINS_BASE_DEPENDENCIES += wayland wayland-protocols
 endif
 
-ifeq ($(BR2_PACKAGE_GST1_PLUGINS_BASE_LIB_OPENGL_DISPMANX),y)
-GST1_PLUGINS_BASE_WINSYS_LIST += dispmanx
-GST1_PLUGINS_BASE_DEPENDENCIES += rpi-userland
-endif
 GST1_PLUGINS_BASE_CONF_OPTS += -Dgl_winsys='$(subst $(space),$(comma),$(GST1_PLUGINS_BASE_WINSYS_LIST))'
 
 ifeq ($(BR2_PACKAGE_GST1_PLUGINS_BASE_PLUGIN_ADDER),y)