mixer_ctl_feature_info 1467 sound/usb/mixer.c 	.info = mixer_ctl_feature_info,
mixer_ctl_feature_info 1476 sound/usb/mixer.c 	.info = mixer_ctl_feature_info,
mixer_ctl_feature_info 2218 sound/usb/mixer.c 	.info = mixer_ctl_feature_info,