Instead of a generic boilerplate, fill it with relevant information about this ioctl. Signed-off-by: Mauro Carvalho Chehab <mchehab@xxxxxxxxxxxxxxxx> --- Documentation/media/uapi/dvb/ca-get-cap.rst | 36 ++++------------------------- 1 file changed, 5 insertions(+), 31 deletions(-) diff --git a/Documentation/media/uapi/dvb/ca-get-cap.rst b/Documentation/media/uapi/dvb/ca-get-cap.rst index fbf7e359cb8a..02d64acfb087 100644 --- a/Documentation/media/uapi/dvb/ca-get-cap.rst +++ b/Documentation/media/uapi/dvb/ca-get-cap.rst @@ -28,43 +28,17 @@ Arguments ``caps`` Pointer to struct :c:type:`ca_caps`. -.. c:type:: struct ca_caps - -.. flat-table:: struct ca_caps - :header-rows: 1 - :stub-columns: 0 - - - - - type - - name - - description - - - - unsigned int - - slot_num - - total number of CA card and module slots - - - - unsigned int - - slot_type - - bitmask with all supported slot types - - - - unsigned int - - descr_num - - total number of descrambler slots (keys) - - - - unsigned int - - descr_type - - bit mask with all supported descr types - - Description ----------- -.. note:: This ioctl is undocumented. Documentation is welcome. - +Queries the Kernel for information about the available CA and descrambler +slots, and their types. Return Value ------------ -On success 0 is returned, on error -1 and the ``errno`` variable is set +On success 0 is returned and :c:type:`ca_caps` is filled. + +On error, -1 is returned and the ``errno`` variable is set appropriately. The generic error codes are described at the :ref:`Generic Error Codes <gen-errors>` chapter. -- 2.13.5 -- To unsubscribe from this list: send the line "unsubscribe linux-doc" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
