第23讲 CDM软件架构

cam_cdm_get_iommu_handle()//返回cdm iommu handle
cam_cdm_acquire()//获得设备的cdm对应的handle
cam_cdm_publish_ops()//拿到cam util ops
cam_cdm_release()//释放设备的cdm对应的handle
cam_cdm_submit_bls()//提交bl request给cdm hw
cam_cdm_stream_on()//开启cdm hw工作
cam_cdm_stream_off()//关闭cdm hw
cam_cdm_reset_hw()//重置cdm hw
cam_cdm_flush_hw()//清除cdm hw