diff options
Diffstat (limited to 'Documentation/media/uapi/dvb/fe-diseqc-reset-overload.rst')
-rw-r--r-- | Documentation/media/uapi/dvb/fe-diseqc-reset-overload.rst | 46 |
1 files changed, 46 insertions, 0 deletions
diff --git a/Documentation/media/uapi/dvb/fe-diseqc-reset-overload.rst b/Documentation/media/uapi/dvb/fe-diseqc-reset-overload.rst new file mode 100644 index 000000000..78476c1c7 --- /dev/null +++ b/Documentation/media/uapi/dvb/fe-diseqc-reset-overload.rst @@ -0,0 +1,46 @@ +.. -*- coding: utf-8; mode: rst -*- + +.. _FE_DISEQC_RESET_OVERLOAD: + +****************************** +ioctl FE_DISEQC_RESET_OVERLOAD +****************************** + +Name +==== + +FE_DISEQC_RESET_OVERLOAD - Restores the power to the antenna subsystem, if it was powered off due - to power overload. + + +Synopsis +======== + +.. c:function:: int ioctl( int fd, FE_DISEQC_RESET_OVERLOAD, NULL ) + :name: FE_DISEQC_RESET_OVERLOAD + + +Arguments +========= + +``fd`` + File descriptor returned by :ref:`open() <frontend_f_open>`. + +Description +=========== + +If the bus has been automatically powered off due to power overload, +this ioctl call restores the power to the bus. The call requires +read/write access to the device. This call has no effect if the device +is manually powered off. Not all Digital TV adapters support this ioctl. + + +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. |