package/ffmpeg: drop rpi-userland support

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

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

package/ffmpeg/ffmpeg.mk

@@ -52,7 +52,10 @@ FFMPEG_CONF_OPTS = \
 	--disable-libilbc \
 	--disable-libvo-amrwbenc \
 	--disable-symver \
-	--disable-doc
+	--disable-doc \
+	--disable-mmal \
+	--disable-omx \
+	--disable-omx-rpi
 
 FFMPEG_DEPENDENCIES += host-pkgconf
 
@@ -284,19 +287,6 @@ else
 FFMPEG_CONF_OPTS += --disable-vdpau
 endif
 
-ifeq ($(BR2_PACKAGE_RPI_USERLAND),y)
-FFMPEG_CONF_OPTS += --enable-omx --enable-omx-rpi \
-	--extra-cflags=-I$(STAGING_DIR)/usr/include/IL
-FFMPEG_DEPENDENCIES += rpi-userland
-ifeq ($(BR2_arm),y)
-FFMPEG_CONF_OPTS += --enable-mmal
-else
-FFMPEG_CONF_OPTS += --disable-mmal
-endif
-else
-FFMPEG_CONF_OPTS += --disable-mmal --disable-omx --disable-omx-rpi
-endif
-
 # To avoid a circular dependency only use opencv if opencv itself does
 # not depend on ffmpeg.
 ifeq ($(BR2_PACKAGE_OPENCV4_LIB_IMGPROC)x$(BR2_PACKAGE_OPENCV4_WITH_FFMPEG),yx)