overlay: Add support for pipe dumps.
Add support for pipe state dump useful in dumpsys.
Reduce debug log spam when mdp state changes.
Change-Id: Ie27ad00698085e2ffd6166ad2f7503fe16a571f8
diff --git a/liboverlay/overlay.h b/liboverlay/overlay.h
index a470f45..0f15baa 100644
--- a/liboverlay/overlay.h
+++ b/liboverlay/overlay.h
@@ -77,6 +77,10 @@
void setExtFbNum(int fbNum);
/* Returns framebuffer index of the current external display */
int getExtFbNum();
+ /* Returns pipe dump. Expects a NULL terminated buffer of big enough size
+ * to populate.
+ */
+ void getDump(char *buf, size_t len);
private:
/* Ctor setup */