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authorJoerg Jung <jung@cvs.openbsd.org>2015-12-27 20:05:06 +0000
committerJoerg Jung <jung@cvs.openbsd.org>2015-12-27 20:05:06 +0000
commit83b8ef142a0b03345b0e0f2ff0a6e06c755eec9b (patch)
tree332cda8e0d9f3ca71993758f2fe610769af39537 /sys
parent4c588bb19678e48c97997246a1fe8976da43e16e (diff)
simplify and unify keyboard backlight hooks, doing the same kassert instead of
for-loop as acpithinkpad does
Diffstat (limited to 'sys')
-rw-r--r--sys/dev/isa/asmc.c22
1 files changed, 5 insertions, 17 deletions
diff --git a/sys/dev/isa/asmc.c b/sys/dev/isa/asmc.c
index 78a9dc0df91..8c71dbd054b 100644
--- a/sys/dev/isa/asmc.c
+++ b/sys/dev/isa/asmc.c
@@ -1,4 +1,4 @@
-/* $OpenBSD: asmc.c,v 1.23 2015/12/27 19:50:14 jung Exp $ */
+/* $OpenBSD: asmc.c,v 1.24 2015/12/27 20:05:05 jung Exp $ */
/*
* Copyright (c) 2015 Joerg Jung <jung@openbsd.org>
*
@@ -377,15 +377,9 @@ asmc_kbdled(void *arg)
int
asmc_get_backlight(struct wskbd_backlight *kbl)
{
- struct asmc_softc *sc = NULL;
- int i;
-
- for (i = 0; i < asmc_cd.cd_ndevs && !sc; i++)
- if (asmc_cd.cd_devs[i])
- sc = (struct asmc_softc *)asmc_cd.cd_devs[i];
- if (!sc)
- return -1;
+ struct asmc_softc *sc = asmc_cd.cd_devs[0];
+ KASSERT(sc != NULL);
kbl->min = 0;
kbl->max = 0xff;
kbl->curval = sc->sc_kbdled;
@@ -395,15 +389,9 @@ asmc_get_backlight(struct wskbd_backlight *kbl)
int
asmc_set_backlight(struct wskbd_backlight *kbl)
{
- struct asmc_softc *sc = NULL;
- int i;
-
- for (i = 0; i < asmc_cd.cd_ndevs && !sc; i++)
- if (asmc_cd.cd_devs[i])
- sc = (struct asmc_softc *)asmc_cd.cd_devs[i];
- if (!sc)
- return -1;
+ struct asmc_softc *sc = asmc_cd.cd_devs[0];
+ KASSERT(sc != NULL);
if (kbl->curval > 0xff)
return EINVAL;
sc->sc_kbdled = kbl->curval;