Lines Matching refs:rx_dma_channel
491 dma_disable_irq(uart->rx_dma_channel);
503 uart->rx_dma_nrows = get_dma_curr_ycount(uart->rx_dma_channel);
504 x_pos = get_dma_curr_xcount(uart->rx_dma_channel);
525 dma_enable_irq(uart->rx_dma_channel);
572 irqstat = get_dma_curr_irqstat(uart->rx_dma_channel);
573 clear_dma_irqstat(uart->rx_dma_channel);
575 uart->rx_dma_nrows = get_dma_curr_ycount(uart->rx_dma_channel);
576 x_pos = get_dma_curr_xcount(uart->rx_dma_channel);
629 if (request_dma(uart->rx_dma_channel, "BFIN_UART_RX") < 0) {
636 free_dma(uart->rx_dma_channel);
640 set_dma_callback(uart->rx_dma_channel, bfin_serial_dma_rx_int, uart);
648 set_dma_config(uart->rx_dma_channel,
653 set_dma_x_count(uart->rx_dma_channel, DMA_RX_XCOUNT);
654 set_dma_x_modify(uart->rx_dma_channel, 1);
655 set_dma_y_count(uart->rx_dma_channel, DMA_RX_YCOUNT);
656 set_dma_y_modify(uart->rx_dma_channel, 1);
657 set_dma_start_addr(uart->rx_dma_channel, (unsigned long)uart->rx_dma_buf.buf);
658 enable_dma(uart->rx_dma_channel);
764 disable_dma(uart->rx_dma_channel);
765 free_dma(uart->rx_dma_channel);
1127 bfin_serial_ports[i].rx_dma_channel =