Function rt_dma_free_coherent

components/drivers/include/drivers/dma.h:207–212

}

rt_inline void rt_dma_free_coherent(struct rt_device *dev, rt_size_t size,
        void *cpu_addr, rt_ubase_t dma_handle)
{
    rt_dma_free(dev, size, cpu_addr, dma_handle,
            RT_DMA_F_NOCACHE | RT_DMA_F_LINEAR);
}

rt_err_t rt_dma_sync_out_data(struct rt_device *dev, void *data, rt_size_t size,
        rt_ubase_t *dma_handle, rt_ubase_t flags);