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Commit 00f7adff authored by Hans Verkuil's avatar Hans Verkuil Committed by Mauro Carvalho Chehab
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media: cec-ioc-dqevent.rst: document new CEC_EVENT_PIN_HPD_LOW/HIGH events 



Document these new CEC events.

Signed-off-by: default avatarHans Verkuil <hans.verkuil@cisco.com>
Signed-off-by: default avatarMauro Carvalho Chehab <mchehab@s-opensource.com>
parent 333ef6bd

Documentation/media/uapi/cec/cec-ioc-dqevent.rst

+18 −0
Original line number Diff line number Diff line
@@ -161,6 +161,24 @@ it is guaranteed that the state did change in between the two events. 
      - Generated if the CEC pin goes from a low voltage to a high voltage.

        Only applies to adapters that have the ``CEC_CAP_MONITOR_PIN``

	capability set.

    * .. _`CEC-EVENT-PIN-HPD-LOW`:



      - ``CEC_EVENT_PIN_HPD_LOW``

      - 5

      - Generated if the HPD pin goes from a high voltage to a low voltage.

	Only applies to adapters that have the ``CEC_CAP_MONITOR_PIN``

	capability set. When open() is called, the HPD pin can be read and

	if the HPD is low, then an initial event will be generated for that

	filehandle.

    * .. _`CEC-EVENT-PIN-HPD-HIGH`:



      - ``CEC_EVENT_PIN_HPD_HIGH``

      - 6

      - Generated if the HPD pin goes from a low voltage to a high voltage.

	Only applies to adapters that have the ``CEC_CAP_MONITOR_PIN``

	capability set. When open() is called, the HPD pin can be read and

	if the HPD is high, then an initial event will be generated for that

	filehandle.





.. tabularcolumns:: |p{6.0cm}|p{0.6cm}|p{10.9cm}|