all_substreams_zero  160 sound/usb/caiaq/caiaq-audio.c 	if (all_substreams_zero(dev->sub_playback) &&
all_substreams_zero  161 sound/usb/caiaq/caiaq-audio.c 	    all_substreams_zero(dev->sub_capture)) {
all_substreams_zero  329 sound/usb/caiaq/caiaq-audio.c 	if (all_substreams_zero(dev->sub_capture))