Merge "HWC 1.1: add FRAMEBUFFER_TARGET layer type" into jb-mr1-dev
diff --git a/include/hardware/hwcomposer.h b/include/hardware/hwcomposer.h
index d928054..27b9197 100644
--- a/include/hardware/hwcomposer.h
+++ b/include/hardware/hwcomposer.h
@@ -85,6 +85,8 @@
*
* Turns the screen off when blank is nonzero, on when blank is zero.
* Multiple sequential calls with the same blank value must be supported.
+ * The screen state transition must be be complete when the function
+ * returns.
*
* returns 0 on success, negative on error.
*/