35 static void timbuart_mctrl_check(struct uart_port *port, u32 isr, u32 *ier);
64 	u32 isr = ioread32(port->membase + TIMBUART_ISR);  in timbuart_tx_empty()  local
66 	return (isr & TXBE) ? TIOCSER_TEMT : 0;  in timbuart_tx_empty()
116 static void timbuart_handle_tx_port(struct uart_port *port, u32 isr, u32 *ier)  in timbuart_handle_tx_port()  argument
128 	if (isr & TXFLAGS) {  in timbuart_handle_tx_port()
150 static void timbuart_handle_rx_port(struct uart_port *port, u32 isr, u32 *ier)  in timbuart_handle_rx_port()  argument
152 	if (isr & RXFLAGS) {  in timbuart_handle_rx_port()
154 		if (isr & RXBF) {  in timbuart_handle_rx_port()
159 		} else if (isr & (RXDP))  in timbuart_handle_rx_port()
175 	u32 isr, ier = 0;  in timbuart_tasklet()  local
179 	isr = ioread32(uart->port.membase + TIMBUART_ISR);  in timbuart_tasklet()
180 	dev_dbg(uart->port.dev, "%s ISR: %x\n", __func__, isr);  in timbuart_tasklet()
183 		timbuart_handle_tx_port(&uart->port, isr, &ier);  in timbuart_tasklet()
185 	timbuart_mctrl_check(&uart->port, isr, &ier);  in timbuart_tasklet()
188 		timbuart_handle_rx_port(&uart->port, isr, &ier);  in timbuart_tasklet()
217 static void timbuart_mctrl_check(struct uart_port *port, u32 isr, u32 *ier)  in timbuart_mctrl_check()  argument
221 	if (isr & CTS_DELTA) {  in timbuart_mctrl_check()