Commit 02a3c98c authored by Mauro Carvalho Chehab's avatar Mauro Carvalho Chehab
Browse files

media: dmx-fread.rst: specify how DMX_CHECK_CRC works 



In the past, the documentation used to say that, if a CRC error
was found, a "-ECRC" error would be returned. That's not true:
the DVB core will just silently ignore such errors.

So, add an explicit note about that.

Signed-off-by: default avatarMauro Carvalho Chehab <mchehab@s-opensource.com>
parent 699f19e3

Documentation/media/uapi/dvb/dmx-fread.rst

+7 −0
Original line number Diff line number Diff line
@@ -38,6 +38,13 @@ data. The filtered data is transferred from the driver’s internal 
circular buffer to buf. The maximum amount of data to be transferred is

implied by count.



.. note::



   if a section filter created with

   :c:type:`DMX_CHECK_CRC <dmx_sct_filter_params>` flag set,

   data that fails on CRC check will be silently ignored.





Return Value

------------

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