From f4cdf7ca9a1fdcca413157df19753f388a5a224e Mon Sep 17 00:00:00 2001 From: Linus Torvalds Date: Wed, 19 Aug 2026 10:09:22 -0700 Subject: Merge tag 'media/v7.3-1' of git://git.kernel.org/pub/scm/linux/kernel/git/mchehab/linux-media Pull media updates from Mauro Carvalho Chehab: - v4l2-core: added ISP statistics support and per-block validation - v4l2-core: Allow unknown HDR10 white point and luminance - New camera sensors: Sony IMX678 and IMX471m, Himax HM1092 IR sensor - New codec: Milos: VPU v2.0 codec support - isp driver: gained support for Dreamchip RPPX1 ISP framework - vsp1 driver: gained support for RZ/T2H and RZ/N2H - Novalake driver: gained CVS support for new NVL hardware - dvb-core: fix feed leak on failed DMX_ADD_PID - several driver fixes, cleanups and minor improvements * tag 'media/v7.3-1' of git://git.kernel.org/pub/scm/linux/kernel/git/mchehab/linux-media: (308 commits) media: ipu-bridge: check all DMI entries when overriding sensor rotation media: v4l2-async: avoid deleting unlinked ASC entry on link error media: rzg2l-cru: Align bytesperline to hardware DMA stride requirement media: intel/ipu6: fix async notifier cleanup leak on parse error media: staging/ipu7: fix async notifier UAF on probe error path media: amd: isp4: fix self-deadlock in isp4sd_pwron_and_init() error path media: amd: isp4: release partial allocations in isp4if_alloc_fw_gpumem() media: rcar-isp: Fix VSPX reference leaks media: rcar-isp: Release ISPCORE resources media: i2c: imx415: Release runtime PM reference on VBLANK error media: i2c: imx415: Return test pattern write errors media: renesas: vsp1: Declare index variables in for loop statement media: renesas: vsp1: Make reset control optional to support platforms without a reset line media: dt-bindings: media: renesas,vsp1: Document RZ/T2H and RZ/N2H SoCs media: dt-bindings: media: renesas,fcp: Document RZ/T2H and RZ/N2H SoCs media: nxp: imx8-isi: Add additional 32-bit RGB format support media: nxp: imx8-isi: Add 16-bit raw Bayer format support media: nxp: imx8-isi: Implement per-stream reference counting for multiplexed streams media: nxp: imx8-isi: Use BIT_ULL() for 64-bit stream masks media: nxp: imx8-isi: Correct color map between V4L2 and ISI ... --- samples/Kconfig | 335 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 335 insertions(+) create mode 100644 samples/Kconfig (limited to 'samples/Kconfig') diff --git a/samples/Kconfig b/samples/Kconfig new file mode 100644 index 000000000..a75e8e783 --- /dev/null +++ b/samples/Kconfig @@ -0,0 +1,335 @@ +# 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_AUXDISPLAY + bool "auxdisplay sample" + depends on CC_CAN_LINK + +config SAMPLE_TRACE_EVENTS + tristate "Build trace_events examples -- loadable modules only" + depends on EVENT_TRACING && m + help + This builds the trace event example module. + +config SAMPLE_TRACE_CUSTOM_EVENTS + tristate "Build custom trace event example -- loadable modules only" + depends on EVENT_TRACING && m + help + This builds the custom trace event example module. + +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_FTRACE_DIRECT + tristate "Build register_ftrace_direct() example" + depends on DYNAMIC_FTRACE_WITH_DIRECT_CALLS && m + depends on HAVE_SAMPLE_FTRACE_DIRECT + help + This builds an ftrace direct function example + that hooks to wake_up_process and prints the parameters. + +config SAMPLE_FTRACE_DIRECT_MULTI + tristate "Build register_ftrace_direct() on multiple ips example" + depends on DYNAMIC_FTRACE_WITH_DIRECT_CALLS && m + depends on HAVE_SAMPLE_FTRACE_DIRECT_MULTI + help + This builds an ftrace direct function example + that hooks to wake_up_process and schedule, and prints + the function addresses. + +config SAMPLE_FTRACE_OPS + tristate "Build custom ftrace ops example" + depends on FUNCTION_TRACER + help + This builds an ftrace ops example that hooks two functions and + measures the time taken to invoke one function a number of times. + +config SAMPLE_TRACE_ARRAY + tristate "Build sample module for kernel access to Ftrace instances" + depends on EVENT_TRACING && m + help + This builds a module that demonstrates the use of various APIs to + access Ftrace instances from within the kernel. + +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 + help + This builds kernel hardware breakpoint example modules. + +config SAMPLE_FPROBE + tristate "Build fprobe examples -- loadable modules only" + depends on FPROBE && m + help + This builds a fprobe example module. This module has an option 'symbol'. + You can specify a probed symbol or symbols separated with ','. + +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_FANOTIFY_ERROR + bool "Build fanotify error monitoring sample" + depends on FANOTIFY && CC_CAN_LINK && HEADERS_INSTALL + help + When enabled, this builds an example code that uses the + FAN_FS_ERROR fanotify mechanism to monitor filesystem + errors. + See also Documentation/admin-guide/filesystem-monitoring.rst. + +config SAMPLE_HIDRAW + bool "hidraw sample" + depends on CC_CAN_LINK && HEADERS_INSTALL + +config SAMPLE_LANDLOCK + bool "Landlock example" + depends on CC_CAN_LINK && HEADERS_INSTALL + help + Build a simple Landlock sandbox manager able to start a process + restricted by a user-defined filesystem access control policy. + +config SAMPLE_PIDFD + bool "pidfd sample" + depends on CC_CAN_LINK && HEADERS_INSTALL + +config SAMPLE_SECCOMP + bool "Build seccomp sample code" + depends on SECCOMP_FILTER && CC_CAN_LINK && HEADERS_INSTALL + help + Build samples of seccomp filters using various methods of + BPF filter construction. + +config SAMPLE_TIMER + bool "Timer sample" + depends on CC_CAN_LINK && HEADERS_INSTALL + +config SAMPLE_TSM_MR + tristate "TSM measurement sample" + select CRYPTO_LIB_SHA256 + select CRYPTO_LIB_SHA512 + select TSM_MEASUREMENTS + select VIRT_DRIVERS + help + Build a sample module that emulates MRs (Measurement Registers) and + exposes them to user mode applications through the TSM sysfs + interface (/sys/class/misc/tsm_mr_sample/emulated_mr/). + + The module name will be tsm-mr-sample when built as a module. + +config SAMPLE_UHID + bool "UHID sample" + depends on CC_CAN_LINK && HEADERS_INSTALL + help + Build UHID sample program. + +config SAMPLE_VFIO_MDEV_MTTY + tristate "Build VFIO mtty example mediated device sample code" + depends on VFIO + select VFIO_MDEV + 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" + depends on VFIO + select VFIO_MDEV + 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" + depends on FB + select FB_IOMEM_HELPERS + help + Guest fbdev driver for the virtual display sample driver. + +config SAMPLE_VFIO_MDEV_MBOCHS + tristate "Build VFIO mbochs example mediated device sample code" + depends on VFIO + select VFIO_MDEV + 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 CC_CAN_LINK && HEADERS_INSTALL + 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 CC_CAN_LINK && 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. + +config SAMPLE_INTEL_MEI + bool "Build example program working with intel mei driver" + depends on INTEL_MEI + depends on CC_CAN_LINK && HEADERS_INSTALL + help + Build a sample program to work with mei device. + +config SAMPLE_TPS6594_PFSM + bool "Build example program working with TPS6594 PFSM driver" + depends on HEADERS_INSTALL + depends on CC_CAN_LINK + help + Build a sample program to work with PFSM devices. + +config SAMPLE_WATCHDOG + bool "watchdog sample" + depends on CC_CAN_LINK + +config SAMPLE_WATCH_QUEUE + bool "Build example watch_queue notification API consumer" + depends on CC_CAN_LINK && HEADERS_INSTALL + help + Build example userspace program to use the new mount_notify(), + sb_notify() syscalls and the KEYCTL_WATCH_KEY keyctl() function. + +config SAMPLE_CORESIGHT_SYSCFG + tristate "Build example loadable module for CoreSight config" + depends on CORESIGHT && m + help + Build an example loadable module that adds new CoreSight features + and configuration using the CoreSight system configuration API. + This demonstrates how a user may create their own CoreSight + configurations and easily load them into the system at runtime. + +config SAMPLE_KMEMLEAK + tristate "Simple test for the kernel memory leak detector" + depends on DEBUG_KMEMLEAK && m + help + Build a sample program which have explicitly leaks memory to test + kmemleak. + +config SAMPLE_CGROUP + bool "Build cgroup sample code" + depends on CGROUPS && CC_CAN_LINK && HEADERS_INSTALL + help + Build samples that demonstrate the usage of the cgroup API. + +config SAMPLE_CHECK_EXEC + bool "Exec secure bits examples" + depends on CC_CAN_LINK && HEADERS_INSTALL + help + Build a tool to easily configure SECBIT_EXEC_RESTRICT_FILE and + SECBIT_EXEC_DENY_INTERACTIVE, and a simple script interpreter to + demonstrate how they should be used with execveat(2) + + AT_EXECVE_CHECK. + +config SAMPLE_HUNG_TASK + tristate "Hung task detector test code" + depends on DETECT_HUNG_TASK && DEBUG_FS + help + Build a module that provides debugfs files (e.g., mutex, semaphore, + rw_semaphore_read, rw_semaphore_write) under /hung_task. + Reading these files with multiple processes triggers hung task + detection by holding locks for a long time (256 seconds). + +source "samples/rust/Kconfig" + +source "samples/damon/Kconfig" + +endif # SAMPLES + +config HAVE_SAMPLE_FTRACE_DIRECT + bool + +config HAVE_SAMPLE_FTRACE_DIRECT_MULTI + bool -- cgit v1.3.1