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| -rw-r--r-- | Documentation/driver-api/media/tx-rx.rst | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/Documentation/driver-api/media/tx-rx.rst b/Documentation/driver-api/media/tx-rx.rst index 03768e5aa88f..0b8c9cde8ee4 100644 --- a/Documentation/driver-api/media/tx-rx.rst +++ b/Documentation/driver-api/media/tx-rx.rst @@ -53,6 +53,9 @@ Drivers that do not have user-configurable link frequency should report it through the ``.get_mbus_config()`` subdev pad operation, in the ``link_freq`` field of struct v4l2_mbus_config, instead of through controls. +Receiver drivers should use :c:func:`v4l2_get_link_freq` helper to obtain the +link frequency from the transmitter sub-device. + ``.enable_streams()`` and ``.disable_streams()`` callbacks ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ |