From 65cac604b21ae8c99bd501b369c254707f51c252 Mon Sep 17 00:00:00 2001 From: Rui Miguel Silva Date: Wed, 13 May 2015 18:59:00 +0100 Subject: [PATCH] greybus: make: check kernel configuration options Add checks for options that shall be enabled in the kernel config and for options that shall be disable. To add options to list append them to CONFIG_OPTIONS_ENABLE or CONFIG_OPTIONS_DISABLE respectively. Signed-off-by: Rui Miguel Silva Signed-off-by: Greg Kroah-Hartman --- drivers/staging/greybus/Makefile | 16 ++++++++++++++++ 1 file changed, 16 insertions(+) diff --git a/drivers/staging/greybus/Makefile b/drivers/staging/greybus/Makefile index f366da6..130758f 100644 --- a/drivers/staging/greybus/Makefile +++ b/drivers/staging/greybus/Makefile @@ -44,6 +44,22 @@ KERNELDIR ?= /lib/modules/$(KERNELVER)/build INSTALL_MOD_PATH ?= /.. PWD := $(shell pwd) +# kernel config option that shall be enable +CONFIG_OPTIONS_ENABLE := SYSFS SPI USB SND_SOC + +# kernel config option that shall be disable +CONFIG_OPTIONS_DISABLE := + +# this only run in kbuild part of the makefile +ifneq ($(KERNELRELEASE),) +$(foreach opt,$(CONFIG_OPTIONS_ENABLE),$(if $(CONFIG_$(opt)),, \ + $(error CONFIG_$(opt) is disabled in the kernel configuration and must be enable \ + to continue compilation))) +$(foreach opt,$(CONFIG_OPTIONS_DISABLE),$(if $(filter m y, $(CONFIG_$(opt))), \ + $(error CONFIG_$(opt) is enabled in the kernel configuration and must be disable \ + to continue compilation),)) +endif + # add -Wall to try to catch everything we can. ccFlags-y := -Wall -- 2.7.4