randconfig build error with next-20141117, in sound/soc/codecs/ts3a227e.c

Building with the attached random configuration file, sound/soc/codecs/ts3a227e.c: In function ‘ts3a227e_enable_jack_detect’: sound/soc/codecs/ts3a227e.c:223:2: error: implicit declaration of function ‘snd_jack_set_key’ [-Werror=implicit-function-declaration] snd_jack_set_key(jack->jack,

randconfig build error with next-20141117, in sound/soc/codecs/ts3a227e.c

Building with the attached random configuration file, sound/soc/codecs/ts3a227e.c: In function ‘ts3a227e_enable_jack_detect’: sound/soc/codecs/ts3a227e.c:223:2: error: implicit declaration of function ‘snd_jack_set_key’ [-Werror=implicit-function-declaration] snd_jack_set_key(jack-jack,