tree 9e2260155819b3c6cb0e1afe947cdb635d7c1f37
parent e31cb8a33e2ebc4acbf9c1ca501e048a9ea54594
author Naseer Ahmed <naseer@codeaurora.org> 1363397514 -0400
committer Gerrit - the friendly Code Review server <code-review@localhost> 1363809621 -0700

hwc: Check vsync state before sending it up

The vsync enable ioctl is called in  a separate thread in a
recent change
Hence it was now possible that vsync could be disabled but
SurfaceFlinger still received a vsync. With this check we make
sure that doesn't happen.

Change-Id: I459c0b98ab9ce972d86a361c5ecdfe0c1a2d0e74