# Turn off all other configs, if CONFIG_GK20A is not set
CONFIG_GK20A := m

# Enable GK20A PMU features.
CONFIG_GK20A_PMU := y

# Enable support for the GK20A graphics engine on Tegra
# by adding a Tegra platfrom interface to the GK20A driver.
CONFIG_TEGRA_GK20A := y

# Enable Support for Loading High Secure binary, and using
# Write Protected Regions (WPR) for storing ucodes, and bootstrap
# PMU, FECS and GPCCS in Low Secure mode.
CONFIG_TEGRA_ACR := y

# Support for debugger APIs
CONFIG_NVGPU_DEBUGGER := y

# Support for iGPU LS PMU enable/disable
CONFIG_NVGPU_LS_PMU := y

# Enable/Disable NVGPU logging
CONFIG_NVGPU_LOGGING := y

# Enable/Disable the support of HALs from chips that do not have functional
# safety certification
CONFIG_NVGPU_HAL_NON_FUSA := y

# Support recovery on failure (which may involve engine reset)
CONFIG_NVGPU_RECOVERY := y

# Support for compression
CONFIG_NVGPU_COMPRESSION := y

# Enable support for extraction of comptags for CDE.
ifeq ($(CONFIG_NVGPU_COMPRESSION),y)
CONFIG_NVGPU_SUPPORT_CDE := y
endif

ifeq ($(CONFIG_COMMON_CLK),y)
ifeq ($(CONFIG_PM_DEVFREQ),y)
# Select this entry to enable gk20a scaling
CONFIG_GK20A_DEVFREQ := y

# Disable support to pass PM_QOS constraints to devfreq based scaling.
CONFIG_GK20A_PM_QOS := n

endif
endif

# Say Y here to allow nvgpu to track and keep statistics on
# the system memory used by the driver. This does recreate
# some of the kmem_leak tracking but this is also applicable
# to other OSes which do not have Linux' kmem_leak.
#CONFIG_NVGPU_TRACK_MEM_USAGE    := n

# Enable the cycle stats debugging features.
CONFIG_NVGPU_CYCLESTATS := y

# Enable support for the NVGPU Context Switch Tracing. In this mode,
# FECS collects timestamps for contexts loaded on GR engine. This
# allows tracking context switches on GR engine, as well as
# identifying processes that submitted work.
CONFIG_NVGPU_FECS_TRACE := y

# Enable support in GK20A for the nvhost (host1x) dma engine hardware
# that includes things like hardware syncpts. This requires
# TEGRA_GRHOST
ifdef CONFIG_TEGRA_GRHOST
CONFIG_TEGRA_GK20A_NVHOST := y
endif
ifdef CONFIG_TEGRA_HOST1X_NEXT
CONFIG_TEGRA_GK20A_NVHOST := y
CONFIG_TEGRA_GK20A_NVHOST_HOST1X := y
endif

# Enable support for GPUs on PCIe bus.
ifeq ($(CONFIG_PCI),y)
# Support for NVGPU DGPU
CONFIG_NVGPU_DGPU := y
endif

# Enable nvgpu debug facility to redirect debug spew to ftrace. This
# affects kernel memory use, so should not be enabled by default.
ifeq ($(CONFIG_TRACING),y)
#CONFIG_GK20A_TRACE_PRINTK := y
endif

# Use tegra_alloc_fd() for allocating dma_buf fds. This allocates
# the fds above 1024 which exempts them from counting against process
# fd limit.
ifeq ($(CONFIG_NV_TEGRA_MC),y)
CONFIG_NVGPU_USE_TEGRA_ALLOC_FD := y
endif

# Support Nvlink
ifeq ($(CONFIG_TEGRA_NVLINK),y)
CONFIG_NVGPU_NVLINK := y
endif

# Support NVGPU Virtualization
ifeq ($(CONFIG_TEGRA_GR_VIRTUALIZATION),y)
CONFIG_NVGPU_GR_VIRTUALIZATION := y
endif

# Support for NVGPU VPR
ifeq ($(CONFIG_TEGRA_VPR),y)
CONFIG_NVGPU_VPR := y
endif

# Support Tegra fuse
ifeq ($(CONFIG_TEGRA_KFUSE),y)
CONFIG_NVGPU_TEGRA_FUSE := y
endif

# GPU job synchronization (fences before and after submits) can use raw
# syncpoints if available and sync fds if chosen. Without syncpoints,
# nvgpu also provides semaphore-backed sync fds to userspace.
#
# Select which kernel-provided API is used for sync fds. Matching
# support is required for the userspace drivers too.
ifeq ($(CONFIG_SYNC),y)
CONFIG_NVGPU_SYNCFD_ANDROID := y
else ifeq ($(CONFIG_SYNC_FILE), y)
CONFIG_NVGPU_SYNCFD_STABLE := y
else
CONFIG_NVGPU_SYNCFD_NONE := y
endif

# Below check indicates the build is invoked from Nvidia's
# internal build system.
ifneq ($(NV_BUILD_KERNEL_OPTIONS),)

# Disable the below configs for kstable
ifneq ($(findstring stable,$(NV_BUILD_KERNEL_OPTIONS)),)
CONFIG_GK20A_DEVFREQ := n
CONFIG_GK20A_PM_QOS := n
else ifneq ($(filter 4.9 4.14,$(patsubst -,$(space),$(NV_BUILD_KERNEL_OPTIONS))),)
# Enable support to pass PM_QOS constraints to devfreq based scaling.
CONFIG_GK20A_PM_QOS := y
endif

endif

ifeq ($(CONFIG_GK20A_PMU),y)
ccflags-y += -DCONFIG_GK20A_PMU
endif
ifeq ($(CONFIG_TEGRA_GK20A),y)
ccflags-y += -DCONFIG_TEGRA_GK20A
endif
ifeq ($(CONFIG_TEGRA_ACR),y)
ccflags-y += -DCONFIG_TEGRA_ACR
endif
ifeq ($(CONFIG_NVGPU_DEBUGGER),y)
ccflags-y += -DCONFIG_NVGPU_DEBUGGER
endif
ifeq ($(CONFIG_NVGPU_LS_PMU),y)
ccflags-y += -DCONFIG_NVGPU_LS_PMU
endif
ifeq ($(CONFIG_NVGPU_LOGGING),y)
ccflags-y += -DCONFIG_NVGPU_LOGGING
endif
ifeq ($(CONFIG_NVGPU_HAL_NON_FUSA),y)
ccflags-y += -DCONFIG_NVGPU_HAL_NON_FUSA
endif
ifeq ($(CONFIG_NVGPU_RECOVERY),y)
ccflags-y += -DCONFIG_NVGPU_RECOVERY
endif
ifeq ($(CONFIG_NVGPU_COMPRESSION),y)
ccflags-y += -DCONFIG_NVGPU_COMPRESSION
endif
ifeq ($(CONFIG_NVGPU_SUPPORT_CDE),y)
ccflags-y += -DCONFIG_NVGPU_SUPPORT_CDE
endif
ifeq ($(CONFIG_GK20A_DEVFREQ),y)
ccflags-y += -DCONFIG_GK20A_DEVFREQ
endif
ifeq ($(CONFIG_GK20A_PM_QOS),y)
ccflags-y += -DCONFIG_GK20A_PM_QOS
endif
ifeq ($(CONFIG_NVGPU_TRACK_MEM_USAGE),y)
ccflags-y += -DCONFIG_NVGPU_TRACK_MEM_USAGE
endif
ifeq ($(CONFIG_NVGPU_CYCLESTATS),y)
ccflags-y += -DCONFIG_NVGPU_CYCLESTATS
endif
ifeq ($(CONFIG_NVGPU_FECS_TRACE),y)
ccflags-y += -DCONFIG_NVGPU_FECS_TRACE
endif
ifeq ($(CONFIG_TEGRA_GK20A_NVHOST),y)
ccflags-y += -DCONFIG_TEGRA_GK20A_NVHOST
endif
ifeq ($(CONFIG_TEGRA_GK20A_NVHOST_HOST1X),y)
ccflags-y += -DCONFIG_TEGRA_GK20A_NVHOST_HOST1X
endif
ifeq ($(CONFIG_NVGPU_DGPU),y)
ccflags-y += -DCONFIG_NVGPU_DGPU
endif
ifeq ($(CONFIG_GK20A_TRACE_PRINTK),y)
ccflags-y += -DCONFIG_GK20A_TRACE_PRINTK
endif
ifeq ($(CONFIG_NVGPU_USE_TEGRA_ALLOC_FD),y)
ccflags-y += -DCONFIG_NVGPU_USE_TEGRA_ALLOC_FD
endif
ifeq ($(CONFIG_NVGPU_NVLINK),y)
ccflags-y += -DCONFIG_NVGPU_NVLINK
endif
ifeq ($(CONFIG_NVGPU_GR_VIRTUALIZATION),y)
ccflags-y += -DCONFIG_NVGPU_GR_VIRTUALIZATION
endif
ifeq ($(CONFIG_NVGPU_VPR),y)
ccflags-y += -DCONFIG_NVGPU_VPR
endif
ifeq ($(CONFIG_NVGPU_TEGRA_FUSE),y)
ccflags-y += -DCONFIG_NVGPU_TEGRA_FUSE
endif
ifeq ($(CONFIG_NVGPU_SYNCFD_ANDROID),y)
ccflags-y += -DCONFIG_NVGPU_SYNCFD_ANDROID
endif
ifeq ($(CONFIG_NVGPU_SYNCFD_STABLE),y)
ccflags-y += -DCONFIG_NVGPU_SYNCFD_STABLE
endif
ifeq ($(CONFIG_NVGPU_SYNCFD_NONE),y)
ccflags-y += -DCONFIG_NVGPU_SYNCFD_NONE
endif