all_substreams_zero  159 sound/usb/caiaq/audio.c 	if (all_substreams_zero(cdev->sub_playback) &&
all_substreams_zero  160 sound/usb/caiaq/audio.c 	    all_substreams_zero(cdev->sub_capture)) {
all_substreams_zero  371 sound/usb/caiaq/audio.c 	if (all_substreams_zero(cdev->sub_capture))