[PATCHv3 2/5] cec-ioc-dqevent.rst: document new CEC_EVENT_PIN_HPD_LOW/HIGH events
From: Hans Verkuil <hidden>
Date: 2017-08-30 16:10:41
Also in:
dri-devel, linux-media
Subsystem:
documentation, the rest · Maintainers:
Jonathan Corbet, Linus Torvalds
From: Hans Verkuil <redacted> Document these new CEC events. Signed-off-by: Hans Verkuil <redacted> --- Documentation/media/uapi/cec/cec-ioc-dqevent.rst | 18 ++++++++++++++++++ 1 file changed, 18 insertions(+)
diff --git a/Documentation/media/uapi/cec/cec-ioc-dqevent.rst b/Documentation/media/uapi/cec/cec-ioc-dqevent.rst
index db615e3405c0..32b47763f5a6 100644
--- a/Documentation/media/uapi/cec/cec-ioc-dqevent.rst
+++ b/Documentation/media/uapi/cec/cec-ioc-dqevent.rst@@ -160,6 +160,24 @@ 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 + 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 + the HPD is high, then an initial event will be generated for that + filehandle. .. tabularcolumns:: |p{6.0cm}|p{0.6cm}|p{10.9cm}|
--
2.14.1
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