.. -*- coding: utf-8; mode: rst -*- .. _FE_SET_FRONTEND_TUNE_MODE: ******************************* ioctl FE_SET_FRONTEND_TUNE_MODE ******************************* Name ==== FE_SET_FRONTEND_TUNE_MODE - Allow setting tuner mode flags to the frontend. Synopsis ======== .. c:function:: int ioctl( int fd, FE_SET_FRONTEND_TUNE_MODE, unsigned int flags ) :name: FE_SET_FRONTEND_TUNE_MODE Arguments ========= ``fd`` File descriptor returned by :ref:`open() `. ``flags`` Valid flags: - 0 - normal tune mode - ``FE_TUNE_MODE_ONESHOT`` - When set, this flag will disable any zigzagging or other "normal" tuning behaviour. Additionally, there will be no automatic monitoring of the lock status, and hence no frontend events will be generated. If a frontend device is closed, this flag will be automatically turned off when the device is reopened read-write. Description =========== Allow setting tuner mode flags to the frontend, between 0 (normal) or ``FE_TUNE_MODE_ONESHOT`` mode 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 ` chapter.