default or selected kernelversion does not have config value CONFIG_MFD_RTSX_USB.
Result is shown for kernelversion 6.7-rc3
Realtek USB card reader
modulename: rtsx_usb.ko
configname: CONFIG_MFD_RTSX_USB
Linux Kernel Configuration
└─>Device Drivers
└─>Multifunction device drivers
└─>Realtek USB card reader
In linux kernel since version 3.15 (release Date: 2014-06-08)
Select this option to get support for Realtek USB 2.0 card readers
including RTS5129, RTS5139, RTS5179 and RTS5170.
Realtek card reader supports access to many types of memory cards,
such as Memory Stick Pro, Secure Digital and MultiMediaCard.
including RTS5129, RTS5139, RTS5179 and RTS5170.
Realtek card reader supports access to many types of memory cards,
such as Memory Stick Pro, Secure Digital and MultiMediaCard.