drivers/net/sfc/Makefile - maze/linux - Git at Google

 sfc-y			+= efx.o falcon.o tx.o rx.o falcon_xmac.o \
 			   i2c-direct.o selftest.o ethtool.o xfp_phy.o \
 			   mdio_10g.o tenxpress.o boards.o sfe4001.o

 obj-$(CONFIG_SFC)	+= sfc.o
	sfc-y += efx.o falcon.o tx.o rx.o falcon_xmac.o \
	i2c-direct.o selftest.o ethtool.o xfp_phy.o \
	mdio_10g.o tenxpress.o boards.o sfe4001.o

	obj-$(CONFIG_SFC) += sfc.o