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| author |   Mauro Carvalho Chehab <mchehab@s-opensource.com> | 2017-12-28 09:24:20 -0500 |
|---|---|---|
| committer | Mauro Carvalho Chehab <mchehab@s-opensource.com> | 2017-12-28 11:17:29 -0500 |
| commit | 4021053ed52d57a2a1a3ec8355408fb290a23d9f (patch) | |
| tree | c1e471c8e67e18150152099563364efe9a52c60e /drivers/media/Kconfig | |
| parent | fs: compat_ioctl: add new DVB demux ioctls (diff) | |
| download | linux-dev-4021053ed52d57a2a1a3ec8355408fb290a23d9f.tar.xz linux-dev-4021053ed52d57a2a1a3ec8355408fb290a23d9f.zip | |
media: dvb-core: make DVB mmap API optional
This API is still experimental. Make it optional, allowing to
compile the code without it.
Signed-off-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>
Diffstat (limited to 'drivers/media/Kconfig')
| -rw-r--r-- | drivers/media/Kconfig | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/drivers/media/Kconfig b/drivers/media/Kconfig index edfe99b22d56..3f69b948d102 100644 --- a/drivers/media/Kconfig +++ b/drivers/media/Kconfig @@ -144,6 +144,18 @@ config DVB_CORE default y select CRC32 +config DVB_MMAP + bool "Enable DVB memory-mapped API (EXPERIMENTAL)" + depends on DVB_CORE + default n + help + This option enables DVB experimental memory-mapped API, with + reduces the number of context switches to read DVB buffers, as + the buffers can use mmap() syscalls. + + Support for it is experimental. Use with care. If unsure, + say N. + config DVB_NET bool "DVB Network Support" default (NET && INET) |