tree structure abstraction for directory hierarchies

Signed-off-by: Daniel Lezcano <daniel.lezcano@linaro.org>

1 files changed, 7 insertions, 0 deletions

diff --git a/clocks.c b/clocks.c
index ecc72ea..8a2dc97 100644
--- a/clocks.c
+++ b/clocks.c
@@ -19,6 +19,7 @@
 
 #include "powerdebug.h"
 #include "clocks.h"
+#include "tree.h"
 
 #define MAX_LINES 120
 
@@ -41,6 +42,8 @@ struct clock_info {
 	struct clock_info **children;
 } *clocks_info;
 
+static struct tree *clock_tree;
+
 static int locate_debugfs(char *clk_path)
 {
 	const char *mtab = "/proc/mounts";
@@ -73,6 +76,10 @@ int clock_init(void)
 
 	sprintf(clk_dir_path, "%s/clock", clk_dir_path);
 
+	clock_tree = tree_load(clk_dir_path, NULL);
+	if (!clock_tree)
+		return -1;
+
 	return access(clk_dir_path, F_OK);
 }