1# 2# Multimedia device configuration 3# 4 5config CEC_CORE 6 tristate 7 8config CEC_NOTIFIER 9 bool 10 11config CEC_PIN 12 bool 13 14source "drivers/media/rc/Kconfig" 15 16menuconfig MEDIA_SUPPORT 17 tristate "Multimedia support" 18 depends on HAS_IOMEM 19 help 20 If you want to use Webcams, Video grabber devices and/or TV devices 21 enable this option and other options below. 22 Additional info and docs are available on the web at 23 <https://linuxtv.org> 24 25if MEDIA_SUPPORT 26 27comment "Multimedia core support" 28 29# 30# Multimedia support - automatically enable V4L2 and DVB core 31# 32config MEDIA_CAMERA_SUPPORT 33 bool "Cameras/video grabbers support" 34 ---help--- 35 Enable support for webcams and video grabbers. 36 37 Say Y when you have a webcam or a video capture grabber board. 38 39config MEDIA_ANALOG_TV_SUPPORT 40 bool "Analog TV support" 41 ---help--- 42 Enable analog TV support. 43 44 Say Y when you have a TV board with analog support or with a 45 hybrid analog/digital TV chipset. 46 47 Note: There are several DVB cards that are based on chips that 48 support both analog and digital TV. Disabling this option 49 will disable support for them. 50 51config MEDIA_DIGITAL_TV_SUPPORT 52 bool "Digital TV support" 53 ---help--- 54 Enable digital TV support. 55 56 Say Y when you have a board with digital support or a board with 57 hybrid digital TV and analog TV. 58 59config MEDIA_RADIO_SUPPORT 60 bool "AM/FM radio receivers/transmitters support" 61 ---help--- 62 Enable AM/FM radio support. 63 64 Additional info and docs are available on the web at 65 <https://linuxtv.org> 66 67 Say Y when you have a board with radio support. 68 69 Note: There are several TV cards that are based on chips that 70 support radio reception. Disabling this option will 71 disable support for them. 72 73config MEDIA_SDR_SUPPORT 74 bool "Software defined radio support" 75 ---help--- 76 Enable software defined radio support. 77 78 Say Y when you have a software defined radio device. 79 80config MEDIA_CEC_SUPPORT 81 bool "HDMI CEC support" 82 ---help--- 83 Enable support for HDMI CEC (Consumer Electronics Control), 84 which is an optional HDMI feature. 85 86 Say Y when you have an HDMI receiver, transmitter or a USB CEC 87 adapter that supports HDMI CEC. 88 89source "drivers/media/cec/Kconfig" 90 91# 92# Media controller 93# Selectable only for webcam/grabbers, as other drivers don't use it 94# 95 96config MEDIA_CONTROLLER 97 bool "Media Controller API" 98 depends on MEDIA_CAMERA_SUPPORT || MEDIA_ANALOG_TV_SUPPORT || MEDIA_DIGITAL_TV_SUPPORT 99 ---help--- 100 Enable the media controller API used to query media devices internal 101 topology and configure it dynamically. 102 103 This API is mostly used by camera interfaces in embedded platforms. 104 105config MEDIA_CONTROLLER_DVB 106 bool "Enable Media controller for DVB (EXPERIMENTAL)" 107 depends on MEDIA_CONTROLLER && DVB_CORE 108 ---help--- 109 Enable the media controller API support for DVB. 110 111 This is currently experimental. 112 113# 114# Video4Linux support 115# Only enables if one of the V4L2 types (ATV, webcam, radio) is selected 116# 117 118config VIDEO_DEV 119 tristate 120 depends on MEDIA_SUPPORT 121 depends on MEDIA_CAMERA_SUPPORT || MEDIA_ANALOG_TV_SUPPORT || MEDIA_RADIO_SUPPORT || MEDIA_SDR_SUPPORT 122 default y 123 124config VIDEO_V4L2_SUBDEV_API 125 bool "V4L2 sub-device userspace API" 126 depends on VIDEO_DEV && MEDIA_CONTROLLER 127 ---help--- 128 Enables the V4L2 sub-device pad-level userspace API used to configure 129 video format, size and frame rate between hardware blocks. 130 131 This API is mostly used by camera interfaces in embedded platforms. 132 133source "drivers/media/v4l2-core/Kconfig" 134 135# 136# DVB Core 137# Only enables if one of DTV is selected 138# 139 140config DVB_CORE 141 tristate 142 depends on MEDIA_SUPPORT 143 depends on MEDIA_DIGITAL_TV_SUPPORT 144 default y 145 select CRC32 146 147config DVB_MMAP 148 bool "Enable DVB memory-mapped API (EXPERIMENTAL)" 149 depends on DVB_CORE 150 depends on VIDEO_V4L2=y || VIDEO_V4L2=DVB_CORE 151 select VIDEOBUF2_VMALLOC 152 default n 153 help 154 This option enables DVB experimental memory-mapped API, with 155 reduces the number of context switches to read DVB buffers, as 156 the buffers can use mmap() syscalls. 157 158 Support for it is experimental. Use with care. If unsure, 159 say N. 160 161config DVB_NET 162 bool "DVB Network Support" 163 default (NET && INET) 164 depends on NET && INET && DVB_CORE 165 help 166 This option enables DVB Network Support which is a part of the DVB 167 standard. It is used, for example, by automatic firmware updates used 168 on Set-Top-Boxes. It can also be used to access the Internet via the 169 DVB card, if the network provider supports it. 170 171 You may want to disable the network support on embedded devices. If 172 unsure say Y. 173 174# This Kconfig option is used by both PCI and USB drivers 175config TTPCI_EEPROM 176 tristate 177 depends on I2C 178 default n 179 180source "drivers/media/dvb-core/Kconfig" 181 182comment "Media drivers" 183 184# 185# V4L platform/mem2mem drivers 186# 187 188source "drivers/media/usb/Kconfig" 189source "drivers/media/pci/Kconfig" 190source "drivers/media/platform/Kconfig" 191source "drivers/media/mmc/Kconfig" 192source "drivers/media/radio/Kconfig" 193 194comment "Supported FireWire (IEEE 1394) Adapters" 195 depends on DVB_CORE && FIREWIRE 196source "drivers/media/firewire/Kconfig" 197 198# Common driver options 199source "drivers/media/common/Kconfig" 200 201comment "Media ancillary drivers (tuners, sensors, i2c, spi, frontends)" 202 203# 204# Ancillary drivers (tuners, i2c, spi, frontends) 205# 206 207config MEDIA_SUBDRV_AUTOSELECT 208 bool "Autoselect ancillary drivers (tuners, sensors, i2c, spi, frontends)" 209 depends on MEDIA_ANALOG_TV_SUPPORT || MEDIA_DIGITAL_TV_SUPPORT || MEDIA_CAMERA_SUPPORT || MEDIA_SDR_SUPPORT 210 depends on HAS_IOMEM 211 select I2C 212 select I2C_MUX 213 default y 214 help 215 By default, a media driver auto-selects all possible ancillary 216 devices such as tuners, sensors, video encoders/decoders and 217 frontends, that are used by any of the supported devices. 218 219 This is generally the right thing to do, except when there 220 are strict constraints with regards to the kernel size, 221 like on embedded systems. 222 223 Use this option with care, as deselecting ancillary drivers which 224 are, in fact, necessary will result in the lack of the needed 225 functionality for your device (it may not tune or may not have 226 the needed demodulators). 227 228 If unsure say Y. 229 230config MEDIA_ATTACH 231 bool 232 depends on MEDIA_ANALOG_TV_SUPPORT || MEDIA_DIGITAL_TV_SUPPORT || MEDIA_RADIO_SUPPORT 233 depends on MODULES 234 default MODULES 235 236source "drivers/media/i2c/Kconfig" 237source "drivers/media/spi/Kconfig" 238source "drivers/media/tuners/Kconfig" 239source "drivers/media/dvb-frontends/Kconfig" 240 241endif # MEDIA_SUPPORT 242