45 static void transmit_chars_putchar(struct uart_port *port, struct circ_buf *xmit)  in transmit_chars_putchar()  argument
47 	while (!uart_circ_empty(xmit)) {  in transmit_chars_putchar()
48 		long status = sun4v_con_putchar(xmit->buf[xmit->tail]);  in transmit_chars_putchar()
53 		xmit->tail = (xmit->tail + 1) & (UART_XMIT_SIZE - 1);  in transmit_chars_putchar()
58 static void transmit_chars_write(struct uart_port *port, struct circ_buf *xmit)  in transmit_chars_write()  argument
60 	while (!uart_circ_empty(xmit)) {  in transmit_chars_write()
61 		unsigned long ra = __pa(xmit->buf + xmit->tail);  in transmit_chars_write()
64 		len = CIRC_CNT_TO_END(xmit->head, xmit->tail,  in transmit_chars_write()
69 		xmit->tail = (xmit->tail + sent) & (UART_XMIT_SIZE - 1);  in transmit_chars_write()
169 	void (*transmit_chars)(struct uart_port *port, struct circ_buf *xmit);
200 	struct circ_buf *xmit;  in transmit_chars()  local
205 	xmit = &port->state->xmit;  in transmit_chars()
206 	if (uart_circ_empty(xmit) || uart_tx_stopped(port))  in transmit_chars()
209 	sunhv_ops->transmit_chars(port, xmit);  in transmit_chars()
211 	if (uart_circ_chars_pending(xmit) < WAKEUP_CHARS)  in transmit_chars()