diff options
Diffstat (limited to 'Documentation/media/uapi/cec/cec-ioc-dqevent.rst')
| -rw-r--r-- | Documentation/media/uapi/cec/cec-ioc-dqevent.rst | 36 |
1 files changed, 18 insertions, 18 deletions
diff --git a/Documentation/media/uapi/cec/cec-ioc-dqevent.rst b/Documentation/media/uapi/cec/cec-ioc-dqevent.rst index 204bc18d69a9..681201fc92d7 100644 --- a/Documentation/media/uapi/cec/cec-ioc-dqevent.rst +++ b/Documentation/media/uapi/cec/cec-ioc-dqevent.rst @@ -32,8 +32,8 @@ Arguments Description =========== -Note: this documents the proposed CEC API. This API is not yet finalized -and is currently only available as a staging kernel module. +.. note:: This documents the proposed CEC API. This API is not yet finalized + and is currently only available as a staging kernel module. CEC devices can send asynchronous events. These can be retrieved by calling the :ref:`CEC_DQEVENT` ioctl. If the file descriptor is in @@ -91,14 +91,14 @@ state did change in between the two events. - ``lost_msgs`` - Set to the number of lost messages since the filehandle was opened - or since the last time this event was dequeued for this - filehandle. The messages lost are the oldest messages. So when a - new message arrives and there is no more room, then the oldest - message is discarded to make room for the new one. The internal - size of the message queue guarantees that all messages received in - the last two seconds will be stored. Since messages should be - replied to within a second according to the CEC specification, - this is more than enough. + or since the last time this event was dequeued for this + filehandle. The messages lost are the oldest messages. So when a + new message arrives and there is no more room, then the oldest + message is discarded to make room for the new one. The internal + size of the message queue guarantees that all messages received in + the last two seconds will be stored. Since messages should be + replied to within a second according to the CEC specification, + this is more than enough. @@ -157,7 +157,7 @@ state did change in between the two events. - ``state_change`` - The new adapter state as sent by the :ref:`CEC_EVENT_STATE_CHANGE <CEC-EVENT-STATE-CHANGE>` - event. + event. - .. row 6 @@ -167,7 +167,7 @@ state did change in between the two events. - ``lost_msgs`` - The number of lost messages as sent by the :ref:`CEC_EVENT_LOST_MSGS <CEC-EVENT-LOST-MSGS>` - event. + event. @@ -186,8 +186,8 @@ state did change in between the two events. - 1 - Generated when the CEC Adapter's state changes. When open() is - called an initial event will be generated for that filehandle with - the CEC Adapter's state at that time. + called an initial event will be generated for that filehandle with + the CEC Adapter's state at that time. - .. _`CEC-EVENT-LOST-MSGS`: @@ -196,7 +196,7 @@ state did change in between the two events. - 2 - Generated if one or more CEC messages were lost because the - application didn't dequeue CEC messages fast enough. + application didn't dequeue CEC messages fast enough. @@ -215,9 +215,9 @@ state did change in between the two events. - 1 - Set for the initial events that are generated when the device is - opened. See the table above for which events do this. This allows - applications to learn the initial state of the CEC adapter at - open() time. + opened. See the table above for which events do this. This allows + applications to learn the initial state of the CEC adapter at + open() time. |