MESA_BUILD_CLASSIC := $(strip $(foreach d, $(BOARD_GPU_DRIVERS), $(patsubst $(d).%,%, $(filter $(d).%, $(classic_drivers)))))
MESA_BUILD_GALLIUM := $(strip $(foreach d, $(BOARD_GPU_DRIVERS), $(patsubst $(d).%,%, $(filter $(d).%, $(gallium_drivers)))))
endif
MESA_BUILD_CLASSIC := $(strip $(foreach d, $(BOARD_GPU_DRIVERS), $(patsubst $(d).%,%, $(filter $(d).%, $(classic_drivers)))))
MESA_BUILD_GALLIUM := $(strip $(foreach d, $(BOARD_GPU_DRIVERS), $(patsubst $(d).%,%, $(filter $(d).%, $(gallium_drivers)))))
endif