diff options
| author | Marco Peereboom <marco@cvs.openbsd.org> | 2006-10-19 18:02:20 +0000 |
|---|---|---|
| committer | Marco Peereboom <marco@cvs.openbsd.org> | 2006-10-19 18:02:20 +0000 |
| commit | 79fabeb70393a6d59aacaa550aaf43e1c22de1a0 (patch) | |
| tree | c8fb2b16143e265bc28936f536cf743425a8ec88 /sys/dev/acpi/acpibat.c | |
| parent | 711dd278efcd56b10ef797bd8713384c48a3af20 (diff) | |
Reduce the scope of the locks.
Diffstat (limited to 'sys/dev/acpi/acpibat.c')
| -rw-r--r-- | sys/dev/acpi/acpibat.c | 16 |
1 files changed, 9 insertions, 7 deletions
diff --git a/sys/dev/acpi/acpibat.c b/sys/dev/acpi/acpibat.c index 0f84ee189fc..4fb73597623 100644 --- a/sys/dev/acpi/acpibat.c +++ b/sys/dev/acpi/acpibat.c @@ -1,4 +1,4 @@ -/* $OpenBSD: acpibat.c,v 1.28 2006/10/19 17:57:17 marco Exp $ */ +/* $OpenBSD: acpibat.c,v 1.29 2006/10/19 18:02:19 marco Exp $ */ /* * Copyright (c) 2005 Marco Peereboom <marco@openbsd.org> * @@ -216,8 +216,6 @@ acpibat_getbif(struct acpibat_softc *sc) struct aml_value res; int rv = 1; - rw_enter_write(&sc->sc_lock); - if (aml_evalname(sc->sc_acpi, sc->sc_devnode, "_STA", 0, NULL, &res)) { dnprintf(10, "%s: no _STA\n", DEVNAME(sc)); @@ -238,6 +236,8 @@ acpibat_getbif(struct acpibat_softc *sc) goto out; } + rw_enter_write(&sc->sc_lock); + memset(&sc->sc_bif, 0, sizeof sc->sc_bif); sc->sc_bif.bif_power_unit = aml_val2int(res.v_package[0]); sc->sc_bif.bif_capacity = aml_val2int(res.v_package[1]); @@ -258,6 +258,8 @@ acpibat_getbif(struct acpibat_softc *sc) strlcpy(sc->sc_bif.bif_oem, aml_strval(res.v_package[12]), sizeof(sc->sc_bif.bif_oem)); + rw_exit_write(&sc->sc_lock); + dnprintf(60, "power_unit: %u capacity: %u last_cap: %u tech: %u " "volt: %u warn: %u low: %u gran1: %u gran2: %d model: %s " "serial: %s type: %s oem: %s\n", @@ -277,7 +279,6 @@ acpibat_getbif(struct acpibat_softc *sc) out: aml_freevalue(&res); - rw_exit_write(&sc->sc_lock); return (rv); } @@ -287,8 +288,6 @@ acpibat_getbst(struct acpibat_softc *sc) struct aml_value res; int rv = 0; - rw_enter_write(&sc->sc_lock); - if (aml_evalname(sc->sc_acpi, sc->sc_devnode, "_BST", 0, NULL, &res)) { dnprintf(10, "%s: no _BST\n", DEVNAME(sc)); @@ -304,19 +303,22 @@ acpibat_getbst(struct acpibat_softc *sc) goto out; } + rw_enter_write(&sc->sc_lock); + sc->sc_bst.bst_state = aml_val2int(res.v_package[0]); sc->sc_bst.bst_rate = aml_val2int(res.v_package[1]); sc->sc_bst.bst_capacity = aml_val2int(res.v_package[2]); sc->sc_bst.bst_voltage = aml_val2int(res.v_package[3]); aml_freevalue(&res); + rw_exit_write(&sc->sc_lock); + dnprintf(60, "state: %u rate: %u cap: %u volt: %u ", sc->sc_bst.bst_state, sc->sc_bst.bst_rate, sc->sc_bst.bst_capacity, sc->sc_bst.bst_voltage); out: - rw_exit_write(&sc->sc_lock); return (rv); } |