47 static void timbuart_mctrl_check(struct uart_port *port, u32 isr, u32 *ier);
76 	u32 isr = ioread32(port->membase + TIMBUART_ISR);  in timbuart_tx_empty()  local
78 	return (isr & TXBE) ? TIOCSER_TEMT : 0;  in timbuart_tx_empty()
131 static void timbuart_handle_tx_port(struct uart_port *port, u32 isr, u32 *ier)  in timbuart_handle_tx_port()  argument
143 	if (isr & TXFLAGS) {  in timbuart_handle_tx_port()
165 static void timbuart_handle_rx_port(struct uart_port *port, u32 isr, u32 *ier)  in timbuart_handle_rx_port()  argument
167 	if (isr & RXFLAGS) {  in timbuart_handle_rx_port()
169 		if (isr & RXBF) {  in timbuart_handle_rx_port()
174 		} else if (isr & (RXDP))  in timbuart_handle_rx_port()
190 	u32 isr, ier = 0;  in timbuart_tasklet()  local
194 	isr = ioread32(uart->port.membase + TIMBUART_ISR);  in timbuart_tasklet()
195 	dev_dbg(uart->port.dev, "%s ISR: %x\n", __func__, isr);  in timbuart_tasklet()
198 		timbuart_handle_tx_port(&uart->port, isr, &ier);  in timbuart_tasklet()
200 	timbuart_mctrl_check(&uart->port, isr, &ier);  in timbuart_tasklet()
203 		timbuart_handle_rx_port(&uart->port, isr, &ier);  in timbuart_tasklet()
232 static void timbuart_mctrl_check(struct uart_port *port, u32 isr, u32 *ier)  in timbuart_mctrl_check()  argument
236 	if (isr & CTS_DELTA) {  in timbuart_mctrl_check()