msm: mdss: wake up cpu before vsync for video interface

Waking up cpu before vsync time can reduce isr latency to avoid
frame drops due to power collapse.

Change-Id: Iae20e93ed5cd9792064ac6839c23247fde895c8a
Signed-off-by: Huaibin Yang <huaibiny@codeaurora.org>
5 files changed