Reduce latency when configuring the EQ.


git-svn-id: svn://svn.rockbox.org/rockbox/trunk@8609 a1c6a512-1295-4272-9138-f99709370657
diff --git a/apps/pcmbuf.h b/apps/pcmbuf.h
index afc6202..2476857 100644
--- a/apps/pcmbuf.h
+++ b/apps/pcmbuf.h
@@ -45,6 +45,7 @@
 void pcmbuf_add_event(void (*event_handler)(void));
 void pcmbuf_set_position_callback(void (*callback)(int size));
 unsigned int pcmbuf_get_latency(void);
+void pcmbuf_set_low_latency(bool state);
 bool pcmbuf_insert_buffer(char *buf, long length);
 void pcmbuf_flush_buffer(long length);
 void* pcmbuf_request_buffer(long length, long *realsize);