LXR linux/drivers/media/v4l2-core/Kconfig

   1# SPDX-License-Identifier: GPL-2.0-only
   2#
   3# Generic video config states
   4#
   5
   6# Enable the V4L2 core and API
   7config VIDEO_V4L2
   8        tristate
   9        depends on (I2C || I2C=n) && VIDEO_DEV
  10        select RATIONAL
  11        select VIDEOBUF2_V4L2 if VIDEOBUF2_CORE
  12        default (I2C || I2C=n) && VIDEO_DEV
  13
  14config VIDEO_V4L2_I2C
  15        bool
  16        depends on I2C && VIDEO_V4L2
  17        default y
  18
  19config VIDEO_V4L2_SUBDEV_API
  20        bool "V4L2 sub-device userspace API"
  21        depends on VIDEO_DEV && MEDIA_CONTROLLER
  22        help
  23          Enables the V4L2 sub-device pad-level userspace API used to configure
  24          video format, size and frame rate between hardware blocks.
  25
  26          This API is mostly used by camera interfaces in embedded platforms.
  27
  28config VIDEO_ADV_DEBUG
  29        bool "Enable advanced debug functionality on V4L2 drivers"
  30        help
  31          Say Y here to enable advanced debugging functionality on some
  32          V4L devices.
  33          In doubt, say N.
  34
  35config VIDEO_FIXED_MINOR_RANGES
  36        bool "Enable old-style fixed minor ranges on drivers/video devices"
  37        help
  38          Say Y here to enable the old-style fixed-range minor assignments.
  39          Only useful if you rely on the old behavior and use mknod instead of udev.
  40
  41          When in doubt, say N.
  42
  43# Used by drivers that need tuner.ko
  44config VIDEO_TUNER
  45        tristate
  46
  47# Used by drivers that need v4l2-jpeg.ko
  48config V4L2_JPEG_HELPER
  49        tristate
  50
  51# Used by drivers that need v4l2-h264.ko
  52config V4L2_H264
  53        tristate
  54
  55# Used by drivers that need v4l2-mem2mem.ko
  56config V4L2_MEM2MEM_DEV
  57        tristate
  58        depends on VIDEOBUF2_CORE
  59
  60# Used by LED subsystem flash drivers
  61config V4L2_FLASH_LED_CLASS
  62        tristate "V4L2 flash API for LED flash class devices"
  63        depends on VIDEO_V4L2 && VIDEO_V4L2_SUBDEV_API
  64        depends on LEDS_CLASS_FLASH
  65        help
  66          Say Y here to enable V4L2 flash API support for LED flash
  67          class drivers.
  68
  69          When in doubt, say N.
  70
  71config V4L2_FWNODE
  72        tristate
  73
  74# Used by drivers that need Videobuf modules
  75config VIDEOBUF_GEN
  76        tristate
  77
  78config VIDEOBUF_DMA_SG
  79        tristate
  80        select VIDEOBUF_GEN
  81
  82config VIDEOBUF_VMALLOC
  83        tristate
  84        select VIDEOBUF_GEN
  85
  86config VIDEOBUF_DMA_CONTIG
  87        tristate
  88        select VIDEOBUF_GEN
  89