[src/trunk]: src/sys/dev/ic zs(4): Convert to ttylock/ttyunlock.

[riastradh <riastradh%NetBSD.org@localhost>]

details:   https://anonhg.NetBSD.org/src/rev/22a3f1bbf718
branches:  trunk
changeset: 372091:22a3f1bbf718
user:      riastradh <riastradh%NetBSD.org@localhost>
date:      Wed Oct 26 23:45:25 2022 +0000

description:
zs(4): Convert to ttylock/ttyunlock.

diffstat:

 sys/dev/ic/z8530tty.c |  14 +++++++-------
 1 files changed, 7 insertions(+), 7 deletions(-)

diffs (57 lines):

diff -r 2239d1730b66 -r 22a3f1bbf718 sys/dev/ic/z8530tty.c
--- a/sys/dev/ic/z8530tty.c     Wed Oct 26 23:45:10 2022 +0000
+++ b/sys/dev/ic/z8530tty.c     Wed Oct 26 23:45:25 2022 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: z8530tty.c,v 1.134 2019/11/10 21:16:35 chs Exp $       */
+/*     $NetBSD: z8530tty.c,v 1.135 2022/10/26 23:45:25 riastradh Exp $ */
 
 /*-
  * Copyright (c) 1993, 1994, 1995, 1996, 1997, 1998, 1999
@@ -137,7 +137,7 @@
  */
 
 #include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: z8530tty.c,v 1.134 2019/11/10 21:16:35 chs Exp $");
+__KERNEL_RCSID(0, "$NetBSD: z8530tty.c,v 1.135 2022/10/26 23:45:25 riastradh Exp $");
 
 #include "opt_kgdb.h"
 #include "opt_ntp.h"
@@ -565,7 +565,7 @@
        if (kauth_authorize_device_tty(l->l_cred, KAUTH_DEVICE_TTY_OPEN, tp))
                return (EBUSY);
 
-       mutex_spin_enter(&tty_lock);
+       ttylock(tp);
 
        /*
         * Do the following iff this is a first open.
@@ -578,7 +578,7 @@
                /* Call the power management hook. */
                if (cs->enable) {
                        if ((*cs->enable)(cs)) {
-                               mutex_spin_exit(&tty_lock);
+                               ttyunlock(tp);
                                printf("%s: device enable failed\n",
                                    device_xname(zst->zst_dev));
                                return (EIO);
@@ -624,9 +624,9 @@
 
                /* Make sure zsparam will see changes. */
                tp->t_ospeed = 0;
-               mutex_spin_exit(&tty_lock);
+               ttyunlock(tp);
                (void) zsparam(tp, &t);
-               mutex_spin_enter(&tty_lock);
+               ttylock(tp);
 
                /*
                 * Note: zsparam has done: cflag, ispeed, ospeed
@@ -666,7 +666,7 @@
                mutex_spin_exit(&cs->cs_lock);
        }
 
-       mutex_spin_exit(&tty_lock);
+       ttyunlock(tp);
 
        error = ttyopen(tp, ZSDIALOUT(dev), ISSET(flags, O_NONBLOCK));
        if (error)