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 depends on (I2C || I2C=n) 145 default y 146 select CRC32 147 148config DVB_MMAP 149 bool "Enable DVB memory-mapped API (EXPERIMENTAL)" 150 depends on DVB_CORE 151 depends on VIDEO_V4L2=y || VIDEO_V4L2=DVB_CORE 152 select VIDEOBUF2_VMALLOC 153 default n 154 help 155 This option enables DVB experimental memory-mapped API, which 156 reduces the number of context switches to read DVB buffers, as 157 the buffers can use mmap() syscalls. 158 159 Support for it is experimental. Use with care. If unsure, 160 say N. 161 162config DVB_NET 163 bool "DVB Network Support" 164 default (NET && INET) 165 depends on NET && INET && DVB_CORE 166 help 167 This option enables DVB Network Support which is a part of the DVB 168 standard. It is used, for example, by automatic firmware updates used 169 on Set-Top-Boxes. It can also be used to access the Internet via the 170 DVB card, if the network provider supports it. 171 172 You may want to disable the network support on embedded devices. If 173 unsure say Y. 174 175# This Kconfig option is used by both PCI and USB drivers 176config TTPCI_EEPROM 177 tristate 178 depends on I2C 179 default n 180 181source "drivers/media/dvb-core/Kconfig" 182 183comment "Media drivers" 184 185# 186# V4L platform/mem2mem drivers 187# 188 189source "drivers/media/usb/Kconfig" 190source "drivers/media/pci/Kconfig" 191source "drivers/media/platform/Kconfig" 192source "drivers/media/mmc/Kconfig" 193source "drivers/media/radio/Kconfig" 194 195comment "Supported FireWire (IEEE 1394) Adapters" 196 depends on DVB_CORE && FIREWIRE 197source "drivers/media/firewire/Kconfig" 198 199# Common driver options 200source "drivers/media/common/Kconfig" 201 202comment "Media ancillary drivers (tuners, sensors, i2c, spi, frontends)" 203 204# 205# Ancillary drivers (tuners, i2c, spi, frontends) 206# 207 208config MEDIA_SUBDRV_AUTOSELECT 209 bool "Autoselect ancillary drivers (tuners, sensors, i2c, spi, frontends)" 210 depends on MEDIA_ANALOG_TV_SUPPORT || MEDIA_DIGITAL_TV_SUPPORT || MEDIA_CAMERA_SUPPORT || MEDIA_SDR_SUPPORT 211 depends on HAS_IOMEM 212 select I2C 213 select I2C_MUX 214 default y 215 help 216 By default, a media driver auto-selects all possible ancillary 217 devices such as tuners, sensors, video encoders/decoders and 218 frontends, that are used by any of the supported devices. 219 220 This is generally the right thing to do, except when there 221 are strict constraints with regards to the kernel size, 222 like on embedded systems. 223 224 Use this option with care, as deselecting ancillary drivers which 225 are, in fact, necessary will result in the lack of the needed 226 functionality for your device (it may not tune or may not have 227 the needed demodulators). 228 229 If unsure say Y. 230 231config MEDIA_ATTACH 232 bool 233 depends on MEDIA_ANALOG_TV_SUPPORT || MEDIA_DIGITAL_TV_SUPPORT || MEDIA_RADIO_SUPPORT 234 depends on MODULES 235 default MODULES 236 237source "drivers/media/i2c/Kconfig" 238source "drivers/media/spi/Kconfig" 239source "drivers/media/tuners/Kconfig" 240source "drivers/media/dvb-frontends/Kconfig" 241 242endif # MEDIA_SUPPORT 243