# SPDX-License-Identifier: GPL-2.0-only
  menuconfig SAMPLES
  	bool "Sample kernel code"
  	help
  	  You can build and test sample kernel code here.
  
  if SAMPLES
  
  config SAMPLE_TRACE_EVENTS
  	tristate "Build trace_events examples -- loadable modules only"
  	depends on EVENT_TRACING && m
  	help
  	  This build trace event example modules.
  
  config SAMPLE_TRACE_PRINTK
          tristate "Build trace_printk module - tests various trace_printk formats"
  	depends on EVENT_TRACING && m
  	help
  	 This builds a module that calls trace_printk() and can be used to
  	 test various trace_printk() calls from a module.
  
  config SAMPLE_KOBJECT
  	tristate "Build kobject examples"
  	help
  	  This config option will allow you to build a number of
  	  different kobject sample modules showing how to use kobjects,
  	  ksets, and ktypes properly.
  
  	  If in doubt, say "N" here.
  
  config SAMPLE_KPROBES
  	tristate "Build kprobes examples -- loadable modules only"
  	depends on KPROBES && m
  	help
  	  This build several kprobes example modules.
  
  config SAMPLE_KRETPROBES
  	tristate "Build kretprobes example -- loadable modules only"
  	default m
  	depends on SAMPLE_KPROBES && KRETPROBES
  
  config SAMPLE_HW_BREAKPOINT
  	tristate "Build kernel hardware breakpoint examples -- loadable module only"
  	depends on HAVE_HW_BREAKPOINT && m
  	depends on BROKEN
  	help
  	  This builds kernel hardware breakpoint example modules.
  
  config SAMPLE_KFIFO
  	tristate "Build kfifo examples -- loadable modules only"
  	depends on m
  	help
  	  This config option will allow you to build a number of
  	  different kfifo sample modules showing how to use the
  	  generic kfifo API.
  
  	  If in doubt, say "N" here.
  
  config SAMPLE_KDB
  	tristate "Build kdb command example -- loadable modules only"
  	depends on KGDB_KDB && m
  	help
  	  Build an example of how to dynamically add the hello
  	  command to the kdb shell.
  
  config SAMPLE_QMI_CLIENT
  	tristate "Build qmi client sample -- loadable modules only"
  	depends on m
  	depends on ARCH_QCOM
  	depends on NET
  	select QCOM_QMI_HELPERS
  	help
  	  Build an QMI client sample driver, which demonstrates how to
  	  communicate with a remote QRTR service, using QMI encoded messages.
  
  config SAMPLE_RPMSG_CLIENT
  	tristate "Build rpmsg client sample -- loadable modules only"
  	depends on RPMSG && m
  	help
  	  Build an rpmsg client sample driver, which demonstrates how
  	  to communicate with an AMP-configured remote processor over
  	  the rpmsg bus.
  
  config SAMPLE_LIVEPATCH
  	tristate "Build live patching samples -- loadable modules only"
  	depends on LIVEPATCH && m
  	help
  	  Build sample live patch demonstrations.
  
  config SAMPLE_CONFIGFS
  	tristate "Build configfs patching sample -- loadable modules only"
  	depends on CONFIGFS_FS && m
  	help
  	  Builds a sample configfs interface.
  
  config SAMPLE_CONNECTOR
  	tristate "Build connector sample -- loadable modules only"
  	depends on CONNECTOR && HEADERS_INSTALL && m
  	help
  	  When enabled, this builds both a sample kernel module for
  	  the connector interface and a user space tool to communicate
  	  with it.
  	  See also Documentation/driver-api/connector.rst
  
  config SAMPLE_HIDRAW
  	bool "hidraw sample"
  	depends on HEADERS_INSTALL
  
  config SAMPLE_PIDFD
  	bool "pidfd sample"
  	depends on HEADERS_INSTALL
  
  config SAMPLE_SECCOMP
  	bool "Build seccomp sample code"
  	depends on SECCOMP_FILTER && HEADERS_INSTALL
  	help
  	  Build samples of seccomp filters using various methods of
  	  BPF filter construction.
  
  config SAMPLE_VFIO_MDEV_MTTY
  	tristate "Build VFIO mtty example mediated device sample code -- loadable modules only"
  	depends on VFIO_MDEV_DEVICE && m
  	help
  	  Build a virtual tty sample driver for use as a VFIO
  	  mediated device
  
  config SAMPLE_VFIO_MDEV_MDPY
  	tristate "Build VFIO mdpy example mediated device sample code -- loadable modules only"
  	depends on VFIO_MDEV_DEVICE && m
  	help
  	  Build a virtual display sample driver for use as a VFIO
  	  mediated device.  It is a simple framebuffer and supports
  	  the region display interface (VFIO_GFX_PLANE_TYPE_REGION).
  
  config SAMPLE_VFIO_MDEV_MDPY_FB
  	tristate "Build VFIO mdpy example guest fbdev driver -- loadable module only"
  	depends on FB && m
  	select FB_CFB_FILLRECT
  	select FB_CFB_COPYAREA
  	select FB_CFB_IMAGEBLIT
  	help
  	  Guest fbdev driver for the virtual display sample driver.
  
  config SAMPLE_VFIO_MDEV_MBOCHS
  	tristate "Build VFIO mdpy example mediated device sample code -- loadable modules only"
  	depends on VFIO_MDEV_DEVICE && m
  	select DMA_SHARED_BUFFER
  	help
  	  Build a virtual display sample driver for use as a VFIO
  	  mediated device.  It supports the region display interface
  	  (VFIO_GFX_PLANE_TYPE_DMABUF).
  	  Emulate enough of qemu stdvga to make bochs-drm.ko happy.
  	  That is basically the vram memory bar and the bochs dispi
  	  interface vbe registers in the mmio register bar.
  	  Specifically it does *not* include any legacy vga stuff.
  	  Device looks a lot like "qemu -device secondary-vga".
  
  config SAMPLE_ANDROID_BINDERFS
  	bool "Build Android binderfs example"
  	depends on CONFIG_ANDROID_BINDERFS
  	help
  	  Builds a sample program to illustrate the use of the Android binderfs
  	  filesystem.
  
  config SAMPLE_VFS
  	bool "Build example programs that use new VFS system calls"
  	depends on HEADERS_INSTALL
  	help
  	  Build example userspace programs that use new VFS system calls such
  	  as mount API and statx().  Note that this is restricted to the x86
  	  arch whilst it accesses system calls that aren't yet in all arches.
  
  endif # SAMPLES