Changes capacity to occupancy and return whole number as percent

Avoids float operations and redundant "1 -"

1 files changed, 1 insertions, 1 deletions

diff --git a/plat.h b/plat.h
index fdcb1a9..84e4d1e 100644
--- a/plat.h
+++ b/plat.h
@@ -27,7 +27,7 @@ void plat_video_close(void);
 
 unsigned plat_cpu_ticks(void);
 
-float plat_sound_capacity(void);
+int plat_sound_occupancy(void);
 extern void (*plat_sound_write)(const struct audio_frame *data, int frames);
 void plat_sound_resize_buffer(void);