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各位DM8168 DMA怎么使用啊?



我查资料及文档,大家都说使用EDMA3 LLD实现,但是我看了下貌似很复杂,原来在6467平台下使用dma就是open一个设备,很简单,8168下应该不会这么复杂吧,还一种方法是在example-applications/linux-driver-examples-psp04.00.01.13.patch2/edma下的例子,但是这个是驱动层调用,但我是驱动小白,所以想请教大家怎么实现?我使用的是ezsdk ti-ezsdk_dm816x-evm_5_03_01_15,求释义!