Use Bandwidth manager API to request required emc clock. Bug 1673672 Change-Id: I909213d2a69a45939247fd079b1c57ce93be6e0e Signed-off-by: Seshendra Gadagottu <sgadagottu@nvidia.com> Reviewed-on: http://git-master/r/843777 Reviewed-by: Automatic_Commit_Validation_User GVS: Gerrit_Virtual_Submit Reviewed-by: Terje Bergstrom <tbergstrom@nvidia.com>