media: gen-errors.rst: document ENXIO error code

This error can be produced at least at the DVB subsystem.

As it is generic enough, document it.

Signed-off-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>
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Mauro Carvalho Chehab 2017-09-01 12:20:12 -04:00
parent d12502b84c
commit 4e3b0cab6d
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@ -80,6 +80,11 @@ Generic Error Codes
a hardware device. This could indicate broken or flaky hardware.
It's a 'Something is wrong, I give up!' type of error.
- - ``ENXIO``
- No device corresponding to this device special file exists.
.. note::
#. This list is not exhaustive; ioctls may return other error codes.