tree 46e23e850b42a56bd04b1755a6d98758be012f18
parent 25fe12ce8b66f5114dd77b4f0dac27b6ea199561
author Lakshmi Narayana Kalavala <lkalaval@codeaurora.org> 1569535390 -0700
committer Lakshmi Narayana Kalavala <lkalaval@codeaurora.org> 1576812681 -0800

sdm: Add histogram event registration

Adds histogram event registration and handling to UEventThread.
This is similar to other events sourcing from /dev/dri/card0.
This registers the event, but it is not requested yet
(follow up patch will add requests for the event to the drm atomic commit)

Change-Id: Idd4ef25f883c1fbee70ca17e7170e5dda9b6e7c8
Signed-off-by: Kevin DuBois <kevindubois@google.com>
Signed-off-by: Lakshmi Narayana Kalavala <lkalaval@codeaurora.org>