1 .. SPDX-License-Identifier: GPL-2.0 OR GFDL-1.1-no-invariants-or-later
4 .. _lirc_set_measure_carrier_mode:
6 ***********************************
7 ioctl LIRC_SET_MEASURE_CARRIER_MODE
8 ***********************************
13 LIRC_SET_MEASURE_CARRIER_MODE - enable or disable measure mode
18 .. c:macro:: LIRC_SET_MEASURE_CARRIER_MODE
20 ``int ioctl(int fd, LIRC_SET_MEASURE_CARRIER_MODE, __u32 *enable)``
26 File descriptor returned by open().
29 enable = 1 means enable measure mode, enable = 0 means disable measure
35 .. _lirc-mode2-frequency:
37 Enable or disable measure mode. If enabled, from the next key
38 press on, the driver will send ``LIRC_MODE2_FREQUENCY`` packets. By
39 default this should be turned off.
44 On success 0 is returned, on error -1 and the ``errno`` variable is set
45 appropriately. The generic error codes are described at the
46 :ref:`Generic Error Codes <gen-errors>` chapter.