According to the V4L2 API, the VIDIOC_STREAMON ioctl should return EPIPE
when the pipeline configuration is invalid.
As the .vidioc_streamon in the v4l2_ioctl_ops usually forwards the error
caused by the v4l2_subdev_link_validate_default (if it is in use), it
should return -EPIPE if it detects a
This message is generated daily by a cron job that builds media_tree for
the kernels and architectures in the list below.
Results of the daily build of media_tree:
date: Mon Jun 29 04:00:15 CEST 2015
git branch: test
git hash: faebbd8f134f0c054f372982c8ddd1bbcc41b440
gcc
