1 files changed, 5 insertions, 1 deletions
diff --git a/matrix.h b/matrix.h
index 6624215692..d5290916b5 100644
--- a/matrix.h
+++ b/matrix.h
@@ -1,6 +1,10 @@
+#include <stdbool.h>
 
 extern uint8_t *matrix;
-extern uint8_t *prev_matrix;
+extern uint8_t *matrix_prev;
 
 void matrix_init(void);
 uint8_t matrix_scan(void);
+bool matrix_is_modified(void);
+bool matrix_has_ghost(void);
+bool matrix_has_ghost_in_row(uint8_t row);