usbtuner: control AVerMedia H837 LED

usbtuner: control AVerMedia H837 LED

Bug: 22351873
Bug 1736911
Bug 2190055

Change-Id: If229decccf3279ad3c2179a48cf877d1f1dc0578
Signed-off-by: Jean Huang <jeanh@nvidia.com>
Reviewed-on: http://git-master/r/1311291
(cherry picked from commit 30b0d2f4ab5eec2ce76152c1a99c2dae9a5e160a)
Signed-off-by: Magdalena Grodzinska <mgrodzinska@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/1806530
Reviewed-by: Aly Hirani <ahirani@nvidia.com>
Reviewed-by: Patrick Horng <phorng@nvidia.com>
GVS: Gerrit_Virtual_Submit
Reviewed-by: Vinayak Pane <vpane@nvidia.com>
Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com>
Tested-by: mobile promotions <svcmobile_promotions@nvidia.com>