/usr/src/linux-headers-5.15.0-181/drivers/net/caif
Edit: /usr/src/linux-headers-5.15.0-181/drivers/net/caif/Makefile (198B)
# SPDX-License-Identifier: GPL-2.0
ccflags-$(CONFIG_CAIF_DEBUG) := -DDEBUG
# Serial interface
obj-$(CONFIG_CAIF_TTY) += caif_serial.o
# Virtio interface
obj-$(CONFIG_CAIF_VIRTIO) += caif_virtio.o