tree dc51a6456fe59ba895d77308154f27e9e62d574a
parent c21013b0844a3a3f6da63b7305a657c75b261296
author Naseer Ahmed <naseer@codeaurora.org> 1352431867 -0500
committer Naseer Ahmed <naseer@codeaurora.org> 1353347139 -0500

hwc: dont return from vsync thread when read fails.

Read can return fail when the panel is off.
When read fails do not exit from the vsync thread,
continue with the vsync signal, as later there will
be correct vsync event from the driver

Change-Id: I0f145b93fe5d365eafb6b9e7661160f00f84db40
Acked-by: Arun Kumar K.R<akumarkr@codeaurora.org>
(cherry picked from commit ef93ede83eba15252a5e902981c491bf8ed228cc)