stoneboy_z的博客

查看设备结构体： struct xvip_composite_device { struct v4l2_device v4l2_dev; struct media_device media_dev; struct device *dev; struct v4l2_async_notifier notifier; struct list_head entities; unsigned int num_subdevs; struct list_head dmas; u32 v4l2_ca

研究生期间由于导师研究的项目需要，对xilinx的IP核Video-DMA内核中驱动进行学习。 首先，查看设备结构体： struct xvip_dma { struct list_head list; struct video_device video; struct media_pad pad; struct xvip_composite_device *xdev; struct xvip_pipeline pipe; unsigned int port; stru...