ENUM CONFIGURATION_IDS(9)

💖 NAME 💖

okay so bestie, welcome to the enum configuration_ids(9) page from the Kernel API Manual. This is literally the COMEDI configuration instruction codes list — enum configuration_ids — and we are gonna go through every single one, no skips, periodt 💅✨

✨ SYNOPSIS ✨

Here’s the exact enum lineup, copied character-for-character, no cap:

       enum configuration_ids {
           INSN_CONFIG_DIO_INPUT ,
           INSN_CONFIG_DIO_OUTPUT ,
           INSN_CONFIG_DIO_OPENDRAIN ,
           INSN_CONFIG_ANALOG_TRIG ,
           INSN_CONFIG_ALT_SOURCE ,
           INSN_CONFIG_DIGITAL_TRIG ,
           INSN_CONFIG_BLOCK_SIZE ,
           INSN_CONFIG_TIMER_1 ,
           INSN_CONFIG_FILTER ,
           INSN_CONFIG_CHANGE_NOTIFY ,
           INSN_CONFIG_SERIAL_CLOCK ,
           INSN_CONFIG_BIDIRECTIONAL_DATA ,
           INSN_CONFIG_DIO_QUERY ,
           INSN_CONFIG_PWM_OUTPUT ,
           INSN_CONFIG_GET_PWM_OUTPUT ,
           INSN_CONFIG_ARM ,
           INSN_CONFIG_DISARM ,
           INSN_CONFIG_GET_COUNTER_STATUS ,
           INSN_CONFIG_RESET ,
           INSN_CONFIG_GPCT_SINGLE_PULSE_GENERATOR ,
           INSN_CONFIG_GPCT_PULSE_TRAIN_GENERATOR ,
           INSN_CONFIG_GPCT_QUADRATURE_ENCODER ,
           INSN_CONFIG_SET_GATE_SRC ,
           INSN_CONFIG_GET_GATE_SRC ,
           INSN_CONFIG_SET_CLOCK_SRC ,
           INSN_CONFIG_GET_CLOCK_SRC ,
           INSN_CONFIG_SET_OTHER_SRC ,
           INSN_CONFIG_GET_HARDWARE_BUFFER_SIZE ,
           INSN_CONFIG_SET_COUNTER_MODE ,
           INSN_CONFIG_8254_SET_MODE ,
           INSN_CONFIG_8254_READ_STATUS ,
           INSN_CONFIG_SET_ROUTING ,
           INSN_CONFIG_GET_ROUTING ,
           INSN_CONFIG_PWM_SET_PERIOD ,
           INSN_CONFIG_PWM_GET_PERIOD ,
           INSN_CONFIG_GET_PWM_STATUS ,
           INSN_CONFIG_PWM_SET_H_BRIDGE ,
           INSN_CONFIG_PWM_GET_H_BRIDGE ,
           INSN_CONFIG_GET_CMD_TIMING_CONSTRAINTS

       };

🎀 Constants 🎀

These are the constants, bestie — the whole squad, in order, with zero omissions 🫶:

• INSN_CONFIG_DIO_INPUT — configure digital I/O as input. classic input vibes 💅
• INSN_CONFIG_DIO_OUTPUT — configure digital I/O as output. making it send, slay ✨
• INSN_CONFIG_DIO_OPENDRAIN — configure digital I/O as open-drain (or open collector) output. yes, exactly that wording, no cap 🫶
• INSN_CONFIG_ANALOG_TRIG — configure analog trigger. analog era 🌸
• INSN_CONFIG_ALT_SOURCE — configure alternate input source. the other source, iykyk 🦋
• INSN_CONFIG_DIGITAL_TRIG — configure digital trigger. digital trigger bestie ⭐
• INSN_CONFIG_BLOCK_SIZE — configure block size for DMA transfers. block size, periodt 📦
• INSN_CONFIG_TIMER_1 — configure divisor for external clock. timer one, iconic ⏱️
• INSN_CONFIG_FILTER — configure a filter. filter it 💅
• INSN_CONFIG_CHANGE_NOTIFY — configure change notification for digital inputs. (New drivers should use INSN_CONFIG_DIGITAL_TRIG instead.) bestie that parenthesis is important 🙈
• INSN_CONFIG_SERIAL_CLOCK — configure clock for serial I/O. serial clock moment 🎀
• INSN_CONFIG_BIDIRECTIONAL_DATA — send and receive byte over serial I/O. one byte, doing both 💫
• INSN_CONFIG_DIO_QUERY — query direction of digital I/O channel. just asking, lowkey 👀
• INSN_CONFIG_PWM_OUTPUT — configure pulse-width modulator output. pwm output ✨
• INSN_CONFIG_GET_PWM_OUTPUT — get pulse-width modulator output configuration. getting the config, slay 🔥
• INSN_CONFIG_ARM — arm a subdevice or channel. arm it 👑
• INSN_CONFIG_DISARM — disarm a subdevice or channel. disarm it 💅
• INSN_CONFIG_GET_COUNTER_STATUS — get counter status. status check 🫶
• INSN_CONFIG_RESET — reset a subdevice or channel. reset era 🌈
• INSN_CONFIG_GPCT_SINGLE_PULSE_GENERATOR — configure counter/timer as single pulse generator. single pulse generator, iconic ⚡
• INSN_CONFIG_GPCT_PULSE_TRAIN_GENERATOR — configure counter/timer as pulse train generator. pulse train generator, choo choo 🚂
• INSN_CONFIG_GPCT_QUADRATURE_ENCODER — configure counter as a quadrature encoder. quadrature encoder bestie 🌀
• INSN_CONFIG_SET_GATE_SRC — set counter/timer gate source. set that gate source 🚪
• INSN_CONFIG_GET_GATE_SRC — get counter/timer gate source. get that gate source 🚪✨
• INSN_CONFIG_SET_CLOCK_SRC — set counter/timer master clock source. master clock source, main character energy ⏰
• INSN_CONFIG_GET_CLOCK_SRC — get counter/timer master clock source. getting the master clock source 🕰️
• INSN_CONFIG_SET_OTHER_SRC — set counter/timer "other" source. yes, the "other" source, quotes and all 💅
• INSN_CONFIG_GET_HARDWARE_BUFFER_SIZE — get size (in bytes) of subdevice's on-board FIFOs used during streaming input/output. on-board FIFOs, streaming, all of it 🫶
• INSN_CONFIG_SET_COUNTER_MODE — set counter/timer mode. mode setting, periodt 🎛️
• INSN_CONFIG_8254_SET_MODE — (Deprecated) Same as INSN_CONFIG_SET_COUNTER_MODE. bestie it’s deprecated, lowkey legacy 💀
• INSN_CONFIG_8254_READ_STATUS — read status of 8254 counter channel. reading that 8254 status 👀
• INSN_CONFIG_SET_ROUTING — set routing for a channel. routing time 🛣️
• INSN_CONFIG_GET_ROUTING — get routing for a channel. get that routing 🛣️✨
• INSN_CONFIG_PWM_SET_PERIOD — set PWM period in nanoseconds. nanoseconds, fancy 💫
• INSN_CONFIG_PWM_GET_PERIOD — get PWM period in nanoseconds. getting the nanoseconds 🌸
• INSN_CONFIG_GET_PWM_STATUS — get PWM status. pwm status check 🫶
• INSN_CONFIG_PWM_SET_H_BRIDGE — set PWM H bridge duty cycle and polarity for a relay simultaneously. simultaneously, bestie 🔥
• INSN_CONFIG_PWM_GET_H_BRIDGE — get PWM H bridge duty cycle and polarity. getting that H bridge info ⚡
• INSN_CONFIG_GET_CMD_TIMING_CONSTRAINTS — get the hardware timing restraints, regardless of trigger sources. hardware timing restraints, regardless of trigger sources, fr fr ⏳

🌈 SEE ALSO 🌈

Kernel file: ./include/uapi/linux/comedi.h — and the SEE ALSO besties are:

• enum comedi_subdevice_type(9)
• enum comedi_io_direction(9)
• enum comedi_digital_trig_op(9)
• enum comedi_support_level(9)
• enum comedi_counter_status_flags(9)
• struct comedi_insn(9)
• struct comedi_insnlist(9)
• struct comedi_cmd(9)
• struct comedi_chaninfo(9)
• struct comedi_rangeinfo(9)
• struct comedi_krange(9)
• struct comedi_subdinfo(9)
• struct comedi_devinfo(9)
• struct comedi_devconfig(9)
• struct comedi_bufconfig(9)
• struct comedi_bufinfo(9)

source/version: ./include/uapi/linux · date: October 2026 · page: enum configuration_ids(9) — that’s the whole vibe check, bye bestie 🫶💖🦋