编译2.6.11时出错，大家帮忙看看~

xfmaple

出错如下：
drivers/built-in.o(.text+0x104d42): In function `speedtch_find_firmware':
: undefined reference to `request_firmware'
drivers/built-in.o(.text+0x104dd6): In function `speedtch_find_firmware':
: undefined reference to `request_firmware'
drivers/built-in.o(.text+0x104e24): In function `speedtch_find_firmware':
: undefined reference to `request_firmware'
drivers/built-in.o(.text+0x104ef4): In function `speedtch_load_firmware':
: undefined reference to `release_firmware'
drivers/built-in.o(.text+0x104f1a): In function `speedtch_load_firmware':
: undefined reference to `release_firmware'
make: *** [.tmp_vmlinux1] Error 1

怎么解决？在线等~