1.. Permission is granted to copy, distribute and/or modify this 2.. document under the terms of the GNU Free Documentation License, 3.. Version 1.1 or any later version published by the Free Software 4.. Foundation, with no Invariant Sections, no Front-Cover Texts 5.. and no Back-Cover Texts. A copy of the license is included at 6.. Documentation/media/uapi/fdl-appendix.rst. 7.. 8.. TODO: replace it to GFDL-1.1-or-later WITH no-invariant-sections 9 10.. _CA_GET_SLOT_INFO: 11 12================ 13CA_GET_SLOT_INFO 14================ 15 16Name 17---- 18 19CA_GET_SLOT_INFO 20 21 22Synopsis 23-------- 24 25.. c:function:: int ioctl(fd, CA_GET_SLOT_INFO, struct ca_slot_info *info) 26 :name: CA_GET_SLOT_INFO 27 28 29Arguments 30--------- 31 32``fd`` 33 File descriptor returned by a previous call to :c:func:`open() <cec-open>`. 34 35``info`` 36 Pointer to struct :c:type:`ca_slot_info`. 37 38Description 39----------- 40 41Returns information about a CA slot identified by 42:c:type:`ca_slot_info`.slot_num. 43 44 45Return Value 46------------ 47 48On success 0 is returned, and :c:type:`ca_slot_info` is filled. 49 50On error -1 is returned, and the ``errno`` variable is set 51appropriately. 52 53.. tabularcolumns:: |p{2.5cm}|p{15.0cm}| 54 55.. flat-table:: 56 :header-rows: 0 57 :stub-columns: 0 58 :widths: 1 16 59 60 - - ``ENODEV`` 61 - the slot is not available. 62 63The generic error codes are described at the 64:ref:`Generic Error Codes <gen-errors>` chapter. 65