mtk_drm_gem_prime_vunmap  375 drivers/gpu/drm/mediatek/mtk_drm_drv.c 	.gem_prime_vunmap = mtk_drm_gem_prime_vunmap,
mtk_drm_gem_prime_vunmap   49 drivers/gpu/drm/mediatek/mtk_drm_gem.h void mtk_drm_gem_prime_vunmap(struct drm_gem_object *obj, void *vaddr);