cachepc-linux

Fork of AMDESE/linux with modifications for CachePC side-channel attack
git clone https://git.sinitax.com/sinitax/cachepc-linux
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fe-diseqc-send-master-cmd.rst (909B)


      1.. SPDX-License-Identifier: GFDL-1.1-no-invariants-or-later
      2.. c:namespace:: DTV.fe
      3
      4.. _FE_DISEQC_SEND_MASTER_CMD:
      5
      6*******************************
      7ioctl FE_DISEQC_SEND_MASTER_CMD
      8*******************************
      9
     10Name
     11====
     12
     13FE_DISEQC_SEND_MASTER_CMD - Sends a DiSEqC command
     14
     15Synopsis
     16========
     17
     18.. c:macro:: FE_DISEQC_SEND_MASTER_CMD
     19
     20``int ioctl(int fd, FE_DISEQC_SEND_MASTER_CMD, struct dvb_diseqc_master_cmd *argp)``
     21
     22Arguments
     23=========
     24
     25``fd``
     26    File descriptor returned by :c:func:`open()`.
     27
     28``argp``
     29    pointer to struct
     30    :c:type:`dvb_diseqc_master_cmd`
     31
     32Description
     33===========
     34
     35Sends the DiSEqC command pointed by :c:type:`dvb_diseqc_master_cmd`
     36to the antenna subsystem.
     37
     38Return Value
     39============
     40
     41On success 0 is returned.
     42
     43On error -1 is returned, and the ``errno`` variable is set
     44appropriately.
     45
     46Generic error codes are described at the
     47:ref:`Generic Error Codes <gen-errors>` chapter.
     48