Lines Matching refs:tx_dma_channel
156 disable_dma(uart->tx_dma_channel); in bfin_serial_stop_tx()
398 set_dma_config(uart->tx_dma_channel, in bfin_serial_dma_tx_chars()
404 set_dma_start_addr(uart->tx_dma_channel, (unsigned long)(xmit->buf+xmit->tail)); in bfin_serial_dma_tx_chars()
405 set_dma_x_count(uart->tx_dma_channel, uart->tx_count); in bfin_serial_dma_tx_chars()
406 set_dma_x_modify(uart->tx_dma_channel, 1); in bfin_serial_dma_tx_chars()
408 enable_dma(uart->tx_dma_channel); in bfin_serial_dma_tx_chars()
511 if (!(get_dma_curr_irqstat(uart->tx_dma_channel)&DMA_RUN)) { in bfin_serial_dma_tx_int()
512 disable_dma(uart->tx_dma_channel); in bfin_serial_dma_tx_int()
513 clear_dma_irqstat(uart->tx_dma_channel); in bfin_serial_dma_tx_int()
604 if (request_dma(uart->tx_dma_channel, "BFIN_UART_TX") < 0) { in bfin_serial_startup()
611 set_dma_callback(uart->tx_dma_channel, bfin_serial_dma_tx_int, uart); in bfin_serial_startup()
744 disable_dma(uart->tx_dma_channel); in bfin_serial_shutdown()
745 free_dma(uart->tx_dma_channel); in bfin_serial_shutdown()
1312 uart->tx_dma_channel = res->start; in bfin_serial_probe()