diff options
Diffstat (limited to 'drivers/media/Kconfig')
| -rw-r--r-- | drivers/media/Kconfig | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/drivers/media/Kconfig b/drivers/media/Kconfig index 145e12bfb819..86c1a190d946 100644 --- a/drivers/media/Kconfig +++ b/drivers/media/Kconfig @@ -147,9 +147,11 @@ config DVB_CORE config DVB_MMAP bool "Enable DVB memory-mapped API (EXPERIMENTAL)" depends on DVB_CORE + depends on VIDEO_V4L2=y || VIDEO_V4L2=DVB_CORE + select VIDEOBUF2_VMALLOC default n help - This option enables DVB experimental memory-mapped API, with + This option enables DVB experimental memory-mapped API, which reduces the number of context switches to read DVB buffers, as the buffers can use mmap() syscalls. |