video: tegra: hdmi: Add HDR notification support

video: tegra: hdmi: Add HDR notification support

Add support for notifying user sapce of hdr
capability of the sink.

If hdr info is found in the edid, FB_CAP_HDR is
set and informed to the userspace via
"FBIOGET_FSCREENINFO" ioctl.

Bug 200122117

Change-Id: Iaf96cd4940ab866767c222e18fd2778237b3fe9a
Reviewed-on: http://git-master/r/806384
(cherry picked from commit 2b2c865bead01f282bbdd81aa3bca42a179bb119)
Signed-off-by: Arun Swain <arswain@nvidia.com>
Reviewed-on: http://git-master/r/821185
Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com>
Tested-by: mobile promotions <svcmobile_promotions@nvidia.com>