default or selected kernelversion does not have config value CONFIG_NET_DSA_KS8995.
Result is shown for kernelversion 6.18-rc3

Micrel KS8995 family 5-ports 10/100 Ethernet switches

modulename: ks8995.ko

configname: CONFIG_NET_DSA_KS8995

Linux Kernel Configuration
└─>Device Drivers
└─>Network device support
└─>Distributed Switch Architecture drivers
└─>Micrel KS8995 family 5-ports 10/100 Ethernet switches
This driver supports the Micrel KS8995 family of 10/100 Mbit ethernet
switches, managed over SPI.

source code:
drivers/net/dsa/ks8995.c