sw_sync: add debug support

Change-Id: Ibcc5fa8cb36e283cdf0e3308064876722e2675fc
Signed-off-by: Erik Gilling <konkers@android.com>

diff --git a/drivers/base/sw_sync.c b/drivers/base/sw_sync.c
index e94ecc7796284ddacef6704b5123cc8983c52476..41beb9eeeb38bb29cb30454e7edaa46ddba592ea 100644 (file)
--- a/drivers/base/sw_sync.c
+++ b/drivers/base/sw_sync.c
@@ -69,11 +69,30 @@ static int sw_sync_pt_compare(struct sync_pt *a, struct sync_pt *b)
        return sw_sync_cmp(pt_a->value, pt_b->value);
 }
 
+static void sw_sync_print_obj(struct seq_file *s,
+                             struct sync_timeline *sync_timeline)
+{
+       struct sw_sync_timeline *obj = (struct sw_sync_timeline *)sync_timeline;
+
+       seq_printf(s, "%d", obj->value);
+}
+
+static void sw_sync_print_pt(struct seq_file *s, struct sync_pt *sync_pt)
+{
+       struct sw_sync_pt *pt = (struct sw_sync_pt *)sync_pt;
+       struct sw_sync_timeline *obj =
+               (struct sw_sync_timeline *)sync_pt->parent;
+
+       seq_printf(s, "%d / %d", pt->value, obj->value);
+}
+
 struct sync_timeline_ops sw_sync_timeline_ops = {
        .driver_name = "sw_sync",
        .dup = sw_sync_pt_dup,
        .has_signaled = sw_sync_pt_has_signaled,
        .compare = sw_sync_pt_compare,
+       .print_obj = sw_sync_print_obj,
+       .print_pt = sw_sync_print_pt,
 };