default or selected kernelversion does not have config value CONFIG_BLK_DEV_SIIMAGE.
Result is shown for kernelversion 6.9.9

Silicon Image chipset support

modulename: siimage.ko

configname: CONFIG_BLK_DEV_SIIMAGE

Linux Kernel Configuration
└─>Device Drivers
└─>ATA/ATAPI/MFM/RLL support (DEPRECATED)
└─>Silicon Image chipset support
In linux kernel since version 2.6.20 (release Date: 2007-02-04)  
This driver adds PIO/(U)DMA support for the SI CMD680 and SII
3112 (Serial ATA) chips.

source code:
drivers/ide/siimage.c