194 static int max3100_sr(struct max3100_port *s, u16 tx, u16 *rx)  in max3100_sr()  argument
213 	*rx = be16_to_cpu(erx);  in max3100_sr()
214 	s->tx_empty = (*rx & MAX3100_T) > 0;  in max3100_sr()
215 	dev_dbg(&s->spi->dev, "%04x - %04x\n", tx, *rx);  in max3100_sr()
219 static int max3100_handlerx_unlocked(struct max3100_port *s, u16 rx)  in max3100_handlerx_unlocked()  argument
225 	if (rx & MAX3100_R && s->rx_enabled) {  in max3100_handlerx_unlocked()
227 		ch = rx & (s->parity & MAX3100_7BIT ? 0x7f : 0xff);  in max3100_handlerx_unlocked()
228 		if (rx & MAX3100_RAFE) {  in max3100_handlerx_unlocked()
234 				if (max3100_check_parity(s, rx)) {  in max3100_handlerx_unlocked()
235 					s->port.icount.rx++;  in max3100_handlerx_unlocked()
243 				s->port.icount.rx++;  in max3100_handlerx_unlocked()
251 	cts = (rx & MAX3100_CTS) > 0;  in max3100_handlerx_unlocked()
260 static int max3100_handlerx(struct max3100_port *s, u16 rx)  in max3100_handlerx()  argument
266 	ret = max3100_handlerx_unlocked(s, rx);  in max3100_handlerx()
275 	u16 tx, rx;  in max3100_work()  local
291 			max3100_sr(s, MAX3100_WC | conf, &rx);  in max3100_work()
294 				   (s->rts ? MAX3100_RTS : 0), &rx);  in max3100_work()
295 			rxchars += max3100_handlerx(s, rx);  in max3100_work()
298 		max3100_sr(s, MAX3100_RD, &rx);  in max3100_work()
299 		rxchars += max3100_handlerx(s, rx);  in max3100_work()
301 		if (rx & MAX3100_T) {  in max3100_work()
315 				max3100_sr(s, tx, &rx);  in max3100_work()
316 				rxchars += max3100_handlerx(s, rx);  in max3100_work()
329 		 ((rx & MAX3100_R) ||  in max3100_work()
580 		u16 tx, rx;  in max3100_shutdown()  local
583 		max3100_sr(s, tx, &rx);  in max3100_shutdown()
625 		u16 tx, rx;  in max3100_startup()  local
627 		max3100_sr(s, tx, &rx);  in max3100_startup()
750 	u16 tx, rx;  in max3100_probe()  local
815 		max3100_sr(max3100s[i], tx, &rx);  in max3100_probe()
870 		u16 tx, rx;  in max3100_suspend()  local
873 		max3100_sr(s, tx, &rx);  in max3100_suspend()