859 	struct circ_buf		*xmit = &p->port.state->xmit;  in omap_8250_dma_tx_complete()  local
871 	xmit->tail += dma->tx_size;  in omap_8250_dma_tx_complete()
872 	xmit->tail &= UART_XMIT_SIZE - 1;  in omap_8250_dma_tx_complete()
880 	if (uart_circ_chars_pending(xmit) < WAKEUP_CHARS)  in omap_8250_dma_tx_complete()
883 	if (!uart_circ_empty(xmit) && !uart_tx_stopped(&p->port)) {  in omap_8250_dma_tx_complete()
907 	struct circ_buf			*xmit = &p->port.state->xmit;  in omap_8250_tx_dma()  local
914 	if (uart_tx_stopped(&p->port) || uart_circ_empty(xmit)) {  in omap_8250_tx_dma()
932 	dma->tx_size = CIRC_CNT_TO_END(xmit->head, xmit->tail, UART_XMIT_SIZE);  in omap_8250_tx_dma()
964 			dma->tx_addr + xmit->tail + skip_byte,  in omap_8250_tx_dma()
991 		serial_out(p, UART_TX, xmit->buf[xmit->tail]);  in omap_8250_tx_dma()
1034 		    uart_circ_empty(&up->port.state->xmit)) {  in omap_8250_dma_handle_irq()