From 5105b484cc0be4ba34d49ed054863e16bc85edd2 Mon Sep 17 00:00:00 2001 From: Hans Verkuil Date: Thu, 28 Jun 2018 10:07:41 -0400 Subject: [PATCH] media: cec-ioc-dqevent.rst: document the new 5V events Document the two new 5V events. Signed-off-by: Hans Verkuil Signed-off-by: Mauro Carvalho Chehab --- 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 b6fd864..8d5633e 100644 --- a/Documentation/media/uapi/cec/cec-ioc-dqevent.rst +++ b/Documentation/media/uapi/cec/cec-ioc-dqevent.rst @@ -179,6 +179,24 @@ it is guaranteed that the state did change in between the two events. 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. + * .. _`CEC-EVENT-PIN-5V-LOW`: + + - ``CEC_EVENT_PIN_5V_LOW`` + - 6 + - Generated if the 5V 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 5V pin can be read and + if the 5V is low, then an initial event will be generated for that + filehandle. + * .. _`CEC-EVENT-PIN-5V-HIGH`: + + - ``CEC_EVENT_PIN_5V_HIGH`` + - 7 + - Generated if the 5V 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 5V pin can be read and + if the 5V is high, then an initial event will be generated for that + filehandle. .. tabularcolumns:: |p{6.0cm}|p{0.6cm}|p{10.9cm}| -- 2.7.4