reproduce (this is a W=1 build):
        git checkout 3c8a86ed002ab8fb287ee4ec92f0fd6ac5b291d2
        b4 shazam https://lore.kernel.org/r/20260206-amlogic-dma-v3-2-56fb9f59ed22@amlogic.com

        # save the config file
        mkdir build_dir && cp config build_dir/.config
        make W=1 O=build_dir ARCH=i386 olddefconfig
        make W=1 O=build_dir ARCH=i386 SHELL=/bin/bash drivers/dma/