Document the new cec_get_drvdata() helper function.
Signed-off-by: Hans Verkuil <hans.verk...@cisco.com>
---
diff --git a/Documentation/media/kapi/cec-core.rst
b/Documentation/media/kapi/cec-core.rst
index 81c6d8e93774..8ea3a783f968 100644
--- a/Documentation/media/kapi/cec-core.rst
+++ b/Documentation/media/kapi/cec-core.rst
@@ -51,6 +51,7 @@ 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.
@@ -65,6 +66,10 @@ 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:
