How to quick start to process VPIF raw data in DSP?

Hi

    My board is OMAP-L138, DVSDK4.03 ,Kernel:DaVinci-PSP-SDK-03.22.00.02

    As it's different with 8168, i wonder how to start to capture raw data in dsp through VPIF.

    Is there some example to do that?

    Thanks very much!