18c2ecf20Sopenharmony_ci.. SPDX-License-Identifier: GFDL-1.1-no-invariants-or-later
28c2ecf20Sopenharmony_ci.. c:namespace:: DTV.fe
38c2ecf20Sopenharmony_ci
48c2ecf20Sopenharmony_ci.. _FE_DISEQC_RESET_OVERLOAD:
58c2ecf20Sopenharmony_ci
68c2ecf20Sopenharmony_ci******************************
78c2ecf20Sopenharmony_ciioctl FE_DISEQC_RESET_OVERLOAD
88c2ecf20Sopenharmony_ci******************************
98c2ecf20Sopenharmony_ci
108c2ecf20Sopenharmony_ciName
118c2ecf20Sopenharmony_ci====
128c2ecf20Sopenharmony_ci
138c2ecf20Sopenharmony_ciFE_DISEQC_RESET_OVERLOAD - Restores the power to the antenna subsystem, if it was powered off due - to power overload.
148c2ecf20Sopenharmony_ci
158c2ecf20Sopenharmony_ciSynopsis
168c2ecf20Sopenharmony_ci========
178c2ecf20Sopenharmony_ci
188c2ecf20Sopenharmony_ci.. c:macro:: FE_DISEQC_RESET_OVERLOAD
198c2ecf20Sopenharmony_ci
208c2ecf20Sopenharmony_ci``int ioctl(int fd, FE_DISEQC_RESET_OVERLOAD, NULL)``
218c2ecf20Sopenharmony_ci
228c2ecf20Sopenharmony_ciArguments
238c2ecf20Sopenharmony_ci=========
248c2ecf20Sopenharmony_ci
258c2ecf20Sopenharmony_ci``fd``
268c2ecf20Sopenharmony_ci    File descriptor returned by :c:func:`open()`.
278c2ecf20Sopenharmony_ci
288c2ecf20Sopenharmony_ciDescription
298c2ecf20Sopenharmony_ci===========
308c2ecf20Sopenharmony_ci
318c2ecf20Sopenharmony_ciIf the bus has been automatically powered off due to power overload,
328c2ecf20Sopenharmony_cithis ioctl call restores the power to the bus. The call requires
338c2ecf20Sopenharmony_ciread/write access to the device. This call has no effect if the device
348c2ecf20Sopenharmony_ciis manually powered off. Not all Digital TV adapters support this ioctl.
358c2ecf20Sopenharmony_ci
368c2ecf20Sopenharmony_ciReturn Value
378c2ecf20Sopenharmony_ci============
388c2ecf20Sopenharmony_ci
398c2ecf20Sopenharmony_ciOn success 0 is returned.
408c2ecf20Sopenharmony_ci
418c2ecf20Sopenharmony_ciOn error -1 is returned, and the ``errno`` variable is set
428c2ecf20Sopenharmony_ciappropriately.
438c2ecf20Sopenharmony_ci
448c2ecf20Sopenharmony_ciGeneric error codes are described at the
458c2ecf20Sopenharmony_ci:ref:`Generic Error Codes <gen-errors>` chapter.
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