| .. Permission is granted to copy, distribute and/or modify this |
| .. document under the terms of the GNU Free Documentation License, |
| .. Version 1.1 or any later version published by the Free Software |
| .. Foundation, with no Invariant Sections, no Front-Cover Texts |
| .. and no Back-Cover Texts. A copy of the license is included at |
| .. Documentation/userspace-api/media/fdl-appendix.rst. |
| .. |
| .. TODO: replace it to GFDL-1.1-or-later WITH no-invariant-sections |
| |
| .. _FE_DISEQC_SEND_MASTER_CMD: |
| |
| ******************************* |
| ioctl FE_DISEQC_SEND_MASTER_CMD |
| ******************************* |
| |
| Name |
| ==== |
| |
| FE_DISEQC_SEND_MASTER_CMD - Sends a DiSEqC command |
| |
| |
| Synopsis |
| ======== |
| |
| .. c:function:: int ioctl( int fd, FE_DISEQC_SEND_MASTER_CMD, struct dvb_diseqc_master_cmd *argp ) |
| :name: FE_DISEQC_SEND_MASTER_CMD |
| |
| |
| Arguments |
| ========= |
| |
| ``fd`` |
| File descriptor returned by :ref:`open() <frontend_f_open>`. |
| |
| ``argp`` |
| pointer to struct |
| :c:type:`dvb_diseqc_master_cmd` |
| |
| |
| Description |
| =========== |
| |
| Sends the DiSEqC command pointed by :c:type:`dvb_diseqc_master_cmd` |
| to the antenna subsystem. |
| |
| Return Value |
| ============ |
| |
| On success 0 is returned. |
| |
| On error -1 is returned, and the ``errno`` variable is set |
| appropriately. |
| |
| Generic error codes are described at the |
| :ref:`Generic Error Codes <gen-errors>` chapter. |
| |