bcm2835_audio_close 182 drivers/staging/vc04_services/bcm2835-audio/bcm2835-pcm.c bcm2835_audio_close(alsa_stream); bcm2835_audio_close 98 drivers/staging/vc04_services/bcm2835-audio/bcm2835.h int bcm2835_audio_close(struct bcm2835_alsa_stream *alsa_stream);