mdss: enable MSMFB_METADATA_GET ioctl on mdp3

In order for mdp3 to work with new hwc, mdp3 needs to support this
ioctl to provide version number and frame rate

Change-Id: I016cc458ae99d107cd3ddcf561f4d1468ba3ee53
Signed-off-by: Terence Hampson <thampson@codeaurora.org>
2 files changed