6.5.15. ioctl LIRC_SET_MEASURE_CARRIER_MODE¶
6.5.15.1. Name¶
LIRC_SET_MEASURE_CARRIER_MODE - enable or disable measure mode
6.5.15.2. Synopsis¶
-
LIRC_SET_MEASURE_CARRIER_MODE
¶
int ioctl(int fd, LIRC_SET_MEASURE_CARRIER_MODE, __u32 *enable)
6.5.15.3. Arguments¶
fd
File descriptor returned by open().
enable
enable = 1 means enable measure mode, enable = 0 means disable measure mode.
6.5.15.4. Description¶
Enable or disable measure mode. If enabled, from the next key
press on, the driver will send LIRC_MODE2_FREQUENCY
packets. By
default this should be turned off.
6.5.15.5. Return Value¶
On success 0 is returned, on error -1 and the errno
variable is set
appropriately. The generic error codes are described at the
Generic Error Codes chapter.