1.. SPDX-License-Identifier: GFDL-1.1-no-invariants-or-later 2 3.. _lirc_set_measure_carrier_mode: 4 5*********************************** 6ioctl LIRC_SET_MEASURE_CARRIER_MODE 7*********************************** 8 9Name 10==== 11 12LIRC_SET_MEASURE_CARRIER_MODE - enable or disable measure mode 13 14Synopsis 15======== 16 17.. c:function:: int ioctl( int fd, LIRC_SET_MEASURE_CARRIER_MODE, __u32 *enable ) 18 :name: LIRC_SET_MEASURE_CARRIER_MODE 19 20Arguments 21========= 22 23``fd`` 24 File descriptor returned by open(). 25 26``enable`` 27 enable = 1 means enable measure mode, enable = 0 means disable measure 28 mode. 29 30 31Description 32=========== 33 34.. _lirc-mode2-frequency: 35 36Enable or disable measure mode. If enabled, from the next key 37press on, the driver will send ``LIRC_MODE2_FREQUENCY`` packets. By 38default this should be turned off. 39 40 41Return Value 42============ 43 44On success 0 is returned, on error -1 and the ``errno`` variable is set 45appropriately. The generic error codes are described at the 46:ref:`Generic Error Codes <gen-errors>` chapter. 47