Move common code for waking up writers on a tty into a function.

ok deraadt matthew millert

3 files changed, 10 insertions, 28 deletions

diff --git a/sys/arch/hp300/dev/apci.c b/sys/arch/hp300/dev/apci.c
index 4e5b9ad65ba..6bc333b4f4d 100644
--- a/sys/arch/hp300/dev/apci.c
+++ b/sys/arch/hp300/dev/apci.c
@@ -1,4 +1,4 @@
-/*	$OpenBSD: apci.c,v 1.40 2010/06/30 18:10:47 miod Exp $	*/
+/*	$OpenBSD: apci.c,v 1.41 2010/07/02 17:27:01 nicm Exp $	*/
 /*	$NetBSD: apci.c,v 1.9 2000/11/02 00:35:05 eeh Exp $	*/
 
 /*-
@@ -762,15 +762,9 @@ apcistart(tp)
 
 	if (tp->t_state & (TS_TIMEOUT|TS_TTSTOP))
 		goto out;
-	if (tp->t_outq.c_cc <= tp->t_lowat) {
-		if (tp->t_state & TS_ASLEEP) {
-			tp->t_state &= ~TS_ASLEEP;
-			wakeup((caddr_t)&tp->t_outq);
-		}
-		selwakeup(&tp->t_wsel);
-		if (tp->t_outq.c_cc == 0)
-			goto out;
-	}
+	ttwakeupwr(tp);
+	if (tp->t_outq.c_cc == 0)
+		goto out;
 	if (apci->ap_lsr & LSR_TXRDY) {
 		tp->t_state |= TS_BUSY;
 		if (sc->sc_flags & APCI_HASFIFO) {
diff --git a/sys/arch/hp300/dev/dca.c b/sys/arch/hp300/dev/dca.c
index 2083b880b70..ef2c0a306da 100644
--- a/sys/arch/hp300/dev/dca.c
+++ b/sys/arch/hp300/dev/dca.c
@@ -1,4 +1,4 @@
-/*	$OpenBSD: dca.c,v 1.41 2010/06/30 18:10:47 miod Exp $	*/
+/*	$OpenBSD: dca.c,v 1.42 2010/07/02 17:27:01 nicm Exp $	*/
 /*	$NetBSD: dca.c,v 1.35 1997/05/05 20:58:18 thorpej Exp $	*/
 
 /*
@@ -861,15 +861,9 @@ dcastart(tp)
 
 	if (tp->t_state & (TS_TIMEOUT|TS_TTSTOP))
 		goto out;
-	if (tp->t_outq.c_cc <= tp->t_lowat) {
-		if (tp->t_state & TS_ASLEEP) {
-			tp->t_state &= ~TS_ASLEEP;
-			wakeup((caddr_t)&tp->t_outq);
-		}
-		selwakeup(&tp->t_wsel);
-		if (tp->t_outq.c_cc == 0)
-			goto out;
-	}
+	ttwakeupwr(tp);
+	if (tp->t_outq.c_cc == 0)
+		goto out;
 	if (dca->dca_lsr & LSR_TXRDY) {
 		tp->t_state |= TS_BUSY;
 		if (sc->sc_flags & DCA_HASFIFO) {
diff --git a/sys/arch/hp300/dev/dcm.c b/sys/arch/hp300/dev/dcm.c
index 9691f312a2f..3e329fc8ac5 100644
--- a/sys/arch/hp300/dev/dcm.c
+++ b/sys/arch/hp300/dev/dcm.c
@@ -1,4 +1,4 @@
-/*	$OpenBSD: dcm.c,v 1.34 2010/06/28 14:13:27 deraadt Exp $	*/
+/*	$OpenBSD: dcm.c,v 1.35 2010/07/02 17:27:01 nicm Exp $	*/
 /*	$NetBSD: dcm.c,v 1.41 1997/05/05 20:59:16 thorpej Exp $	*/
 
 /*
@@ -1171,13 +1171,7 @@ dcmstart(tp)
 #endif
 	if (tp->t_state & (TS_TIMEOUT|TS_BUSY|TS_TTSTOP))
 		goto out;
-	if (tp->t_outq.c_cc <= tp->t_lowat) {
-		if (tp->t_state&TS_ASLEEP) {
-			tp->t_state &= ~TS_ASLEEP;
-			wakeup((caddr_t)&tp->t_outq);
-		}
-		selwakeup(&tp->t_wsel);
-	}
+	ttwakeupwr(tp);
 	if (tp->t_outq.c_cc == 0) {
 #ifdef DCMSTATS
 		dsp->xempty++;