exynos_drm_gem_prime_mmap 138 drivers/gpu/drm/exynos/exynos_drm_drv.c .gem_prime_mmap = exynos_drm_gem_prime_mmap, exynos_drm_gem_prime_mmap 120 drivers/gpu/drm/exynos/exynos_drm_gem.h int exynos_drm_gem_prime_mmap(struct drm_gem_object *obj,