1059b1c5bSMauro Carvalho Chehab.. SPDX-License-Identifier: GFDL-1.1-no-invariants-or-later 2f9b2e8aaSMauro Carvalho Chehab.. c:namespace:: DTV.fe 354f38fcaSMauro Carvalho Chehab 454f38fcaSMauro Carvalho Chehab.. _FE_DISEQC_RESET_OVERLOAD: 554f38fcaSMauro Carvalho Chehab 654f38fcaSMauro Carvalho Chehab****************************** 754f38fcaSMauro Carvalho Chehabioctl FE_DISEQC_RESET_OVERLOAD 854f38fcaSMauro Carvalho Chehab****************************** 954f38fcaSMauro Carvalho Chehab 1054f38fcaSMauro Carvalho ChehabName 1154f38fcaSMauro Carvalho Chehab==== 1254f38fcaSMauro Carvalho Chehab 1354f38fcaSMauro Carvalho ChehabFE_DISEQC_RESET_OVERLOAD - Restores the power to the antenna subsystem, if it was powered off due - to power overload. 1454f38fcaSMauro Carvalho Chehab 1554f38fcaSMauro Carvalho ChehabSynopsis 1654f38fcaSMauro Carvalho Chehab======== 1754f38fcaSMauro Carvalho Chehab 18f9b2e8aaSMauro Carvalho Chehab.. c:macro:: FE_DISEQC_RESET_OVERLOAD 1954f38fcaSMauro Carvalho Chehab 20f9b2e8aaSMauro Carvalho Chehab``int ioctl(int fd, FE_DISEQC_RESET_OVERLOAD, NULL)`` 2154f38fcaSMauro Carvalho Chehab 2254f38fcaSMauro Carvalho ChehabArguments 2354f38fcaSMauro Carvalho Chehab========= 2454f38fcaSMauro Carvalho Chehab 2554f38fcaSMauro Carvalho Chehab``fd`` 26f9b2e8aaSMauro Carvalho Chehab File descriptor returned by :c:func:`open()`. 2754f38fcaSMauro Carvalho Chehab 2854f38fcaSMauro Carvalho ChehabDescription 2954f38fcaSMauro Carvalho Chehab=========== 3054f38fcaSMauro Carvalho Chehab 3154f38fcaSMauro Carvalho ChehabIf the bus has been automatically powered off due to power overload, 3254f38fcaSMauro Carvalho Chehabthis ioctl call restores the power to the bus. The call requires 3354f38fcaSMauro Carvalho Chehabread/write access to the device. This call has no effect if the device 3454f38fcaSMauro Carvalho Chehabis manually powered off. Not all Digital TV adapters support this ioctl. 3554f38fcaSMauro Carvalho Chehab 3654f38fcaSMauro Carvalho ChehabReturn Value 3754f38fcaSMauro Carvalho Chehab============ 3854f38fcaSMauro Carvalho Chehab 3954f38fcaSMauro Carvalho ChehabOn success 0 is returned. 4054f38fcaSMauro Carvalho Chehab 4154f38fcaSMauro Carvalho ChehabOn error -1 is returned, and the ``errno`` variable is set 4254f38fcaSMauro Carvalho Chehabappropriately. 4354f38fcaSMauro Carvalho Chehab 4454f38fcaSMauro Carvalho ChehabGeneric error codes are described at the 4554f38fcaSMauro Carvalho Chehab:ref:`Generic Error Codes <gen-errors>` chapter. 46