122 lines
3.4 KiB
Text
122 lines
3.4 KiB
Text
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# We can build either as part of a standalone Kernel build or as
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# an external module. Determine which mechanism is being used
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KERNEL_BUILD := 0
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ifeq ($(KERNEL_BUILD), 0)
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# These are configurable via Kconfig for kernel-based builds
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# Need to explicitly configure for Android-based builds
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ifeq ($(CONFIG_ARCH_SDM845), y)
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include $(AUDIO_ROOT)/config/sdm845auto.conf
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export
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endif
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ifeq ($(CONFIG_ARCH_SDM670), y)
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include $(AUDIO_ROOT)/config/sdm670auto.conf
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export
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endif
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endif
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# As per target team, build is done as follows:
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# Defconfig : build with default flags
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# Slub : defconfig + CONFIG_SLUB_DEBUG := y +
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# CONFIG_SLUB_DEBUG_ON := y + CONFIG_PAGE_POISONING := y
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# Perf : Using appropriate msmXXXX-perf_defconfig
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#
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# Shipment builds (user variants) should not have any debug feature
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# enabled. This is identified using 'TARGET_BUILD_VARIANT'. Slub builds
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# are identified using the CONFIG_SLUB_DEBUG_ON configuration. Since
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# there is no other way to identify defconfig builds, QTI internal
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# representation of perf builds (identified using the string 'perf'),
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# is used to identify if the build is a slub or defconfig one. This
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# way no critical debug feature will be enabled for perf and shipment
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# builds. Other OEMs are also protected using the TARGET_BUILD_VARIANT
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# config.
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############ UAPI ############
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UAPI_DIR := uapi
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UAPI_INC := -I$(AUDIO_ROOT)/include/$(UAPI_DIR)
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############ COMMON ############
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COMMON_DIR := include
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COMMON_INC := -I$(AUDIO_ROOT)/$(COMMON_DIR)
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############ SoC Modules ############
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# for pinctrl WCD driver
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ifeq ($(CONFIG_PINCTRL_WCD), m)
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PINCTRL_WCD_OBJS += pinctrl-wcd.o
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endif
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# for pinctrl LPI driver
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ifeq ($(CONFIG_PINCTRL_LPI), m)
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PINCTRL_LPI_OBJS += pinctrl-lpi.o
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endif
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# for soundwire driver
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ifeq ($(CONFIG_SOUNDWIRE_WCD_CTRL), m)
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SWR_CTRL_OBJS += swr-wcd-ctrl.o
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endif
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ifeq ($(CONFIG_SOUNDWIRE), m)
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SWR_OBJS += regmap-swr.o
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SWR_OBJS += soundwire.o
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endif
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LINUX_INC += -Iinclude/linux
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INCS := $(COMMON_INC) \
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$(UAPI_INC)
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ifeq ($(CONFIG_ARCH_SDM845), y)
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INCS += -include $(AUDIO_ROOT)/config/sdm845autoconf.h
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endif
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ifeq ($(CONFIG_ARCH_SDM670), y)
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INCS += -include $(AUDIO_ROOT)/config/sdm670autoconf.h
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endif
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EXTRA_CFLAGS += $(INCS)
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CDEFINES += -DANI_LITTLE_BYTE_ENDIAN \
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-DANI_LITTLE_BIT_ENDIAN \
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-DDOT11F_LITTLE_ENDIAN_HOST \
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-DANI_COMPILER_TYPE_GCC \
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-DANI_OS_TYPE_ANDROID=6 \
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-DPTT_SOCK_SVC_ENABLE \
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-Wall\
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-Werror\
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-D__linux__
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KBUILD_CPPFLAGS += $(CDEFINES)
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KBUILD_EXTRA_SYMBOLS +=$(OUT)/obj/vendor/qcom/opensource/audio-kernel/dsp/Module.symvers
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# Currently, for versions of gcc which support it, the kernel Makefile
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# is disabling the maybe-uninitialized warning. Re-enable it for the
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# AUDIO driver. Note that we must use EXTRA_CFLAGS here so that it
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# will override the kernel settings.
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ifeq ($(call cc-option-yn, -Wmaybe-uninitialized),y)
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EXTRA_CFLAGS += -Wmaybe-uninitialized
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endif
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#EXTRA_CFLAGS += -Wmissing-prototypes
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ifeq ($(call cc-option-yn, -Wheader-guard),y)
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EXTRA_CFLAGS += -Wheader-guard
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endif
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# Module information used by KBuild framework
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obj-$(CONFIG_PINCTRL_WCD) += pinctrl_wcd_dlkm.o
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pinctrl_wcd_dlkm-y := $(PINCTRL_WCD_OBJS)
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obj-$(CONFIG_PINCTRL_LPI) += pinctrl_lpi_dlkm.o
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pinctrl_lpi_dlkm-y := $(PINCTRL_LPI_OBJS)
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obj-$(CONFIG_SOUNDWIRE) += swr_dlkm.o
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swr_dlkm-y := $(SWR_OBJS)
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obj-$(CONFIG_SOUNDWIRE_WCD_CTRL) += swr_ctrl_dlkm.o
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swr_ctrl_dlkm-y := $(SWR_CTRL_OBJS)
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# inject some build related information
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DEFINES += -DBUILD_TIMESTAMP=\"$(shell date -u +'%Y-%m-%dT%H:%M:%SZ')\"
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