ATOM_VRAM_USAGE_BY_FIRMWARE 4342 drivers/gpu/drm/amd/include/atombios.h }ATOM_VRAM_USAGE_BY_FIRMWARE; ATOM_VRAM_USAGE_BY_FIRMWARE 3859 drivers/gpu/drm/radeon/atombios.h }ATOM_VRAM_USAGE_BY_FIRMWARE;