CONFIG_GPIO_IDIO_16 (not configurable)

modulename: gpio-idio-16.ko

configname: CONFIG_GPIO_IDIO_16

Linux Kernel Configuration
└─>Device Drivers
└─>GPIO Support
└─>GPIO_IDIO_16
In linux kernel since version 4.14.326 (release Date: 2023-09-23)  
Enables support for the idio-16 library functions. The idio-16 library
provides functions to facilitate communication with devices within the
ACCES IDIO-16 family such as the 104-IDIO-16 and the PCI-IDIO-16.

If built as a module its name will be gpio-idio-16.

source code:
depends
CONFIG_GPIOLIB

is depended by
CONFIG_GPIO_PCI_IDIO_16