From 6eae60c5a0f05e0a9be01d6520d6e3017edc9c0d Mon Sep 17 00:00:00 2001 From: Hans Verkuil Date: Mon, 27 Mar 2017 06:53:00 -0300 Subject: [media] cec-core.rst: document the new cec_get_drvdata() helper Document the new cec_get_drvdata() helper function. Signed-off-by: Hans Verkuil Signed-off-by: Mauro Carvalho Chehab --- Documentation/media/kapi/cec-core.rst | 5 +++++ 1 file changed, 5 insertions(+) (limited to 'Documentation/media/kapi/cec-core.rst') diff --git a/Documentation/media/kapi/cec-core.rst b/Documentation/media/kapi/cec-core.rst index 79db7747ff40..7a04c5386dc8 100644 --- a/Documentation/media/kapi/cec-core.rst +++ b/Documentation/media/kapi/cec-core.rst @@ -48,6 +48,7 @@ ops: priv: will be stored in adap->priv and can be used by the adapter ops. + Use cec_get_drvdata(adap) to get the priv pointer. name: the name of the CEC adapter. Note: this name will be copied. @@ -62,6 +63,10 @@ available_las: the number of simultaneous logical addresses that this adapter can handle. Must be 1 <= available_las <= CEC_MAX_LOG_ADDRS. +To obtain the priv pointer use this helper function: + +.. c:function:: + void *cec_get_drvdata(const struct cec_adapter *adap); To register the /dev/cecX device node and the remote control device (if CEC_CAP_RC is set) you call: -- cgit