snd_jack 28 sound/core/jack.c struct snd_jack *jack = device->device_data; snd_jack 44 sound/core/jack.c struct snd_jack *jack = device->device_data; snd_jack 79 sound/core/jack.c struct snd_jack *jack; snd_jack 86 sound/core/jack.c jack = kzalloc(sizeof(struct snd_jack), GFP_KERNEL);