In the last two installments of Driving Me Nuts [LJ August 2002 and October 2002], we covered the tty layer, explaining how to create a minimal tty driver. We also explained some of the various ioctls ...

* function. Byte count can range from 1 to MAX bytes supported by EC. * This driver should wait for long time for all callbacks to be processed. * Considering the worst case scenario, wait for 500 ...

static void mtk_uart_apdma_desc_free(struct virt_dma_desc *vd) kfree(container_of(vd, struct mtk_uart_apdma_desc, vd)); static void mtk_uart_apdma_start_tx(struct mtk ...