From fdb8c88e9213f9d87bbfe56724e20cfd9ff8ef9d Mon Sep 17 00:00:00 2001 From: Hans Verkuil Date: Tue, 11 Jul 2017 03:30:40 -0300 Subject: media: cec: document the new CEC pin capability, events and mode Document CEC_CAP_MONITOR_PIN, CEC_EVENT_PIN_LOW/HIGH, CEC_EVENT_FL_DROPPED_EVENTS and CEC_MODE_MONITOR_PIN. Signed-off-by: Hans Verkuil Reviewed-by: Maxime Ripard Signed-off-by: Mauro Carvalho Chehab --- Documentation/media/uapi/cec/cec-ioc-adap-g-caps.rst | 7 +++++++ 1 file changed, 7 insertions(+) (limited to 'Documentation/media/uapi/cec/cec-ioc-adap-g-caps.rst') diff --git a/Documentation/media/uapi/cec/cec-ioc-adap-g-caps.rst b/Documentation/media/uapi/cec/cec-ioc-adap-g-caps.rst index 6d7bf7bef3eb..882d6e025747 100644 --- a/Documentation/media/uapi/cec/cec-ioc-adap-g-caps.rst +++ b/Documentation/media/uapi/cec/cec-ioc-adap-g-caps.rst @@ -121,6 +121,13 @@ returns the information to the application. The ioctl never fails. high. This makes it impossible to use CEC to wake up displays that set the HPD pin low when in standby mode, but keep the CEC bus alive. + * .. _`CEC-CAP-MONITOR-PIN`: + + - ``CEC_CAP_MONITOR_PIN`` + - 0x00000080 + - The CEC hardware can monitor CEC pin changes from low to high voltage + and vice versa. When in pin monitoring mode the application will + receive ``CEC_EVENT_PIN_LOW`` and ``CEC_EVENT_PIN_HIGH`` events. -- cgit