174 lines
4.6 KiB
C
174 lines
4.6 KiB
C
/*-
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* Copyright (c) 2004 Takanori Watanabe
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*/
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#include <sys/cdefs.h>
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__FBSDID("$FreeBSD$");
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#include "opt_acpi.h"
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#include <sys/param.h>
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#include <sys/kernel.h>
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#include <sys/bus.h>
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#include <contrib/dev/acpica/acpi.h>
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#include "acpi_if.h"
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#include <sys/module.h>
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#include <dev/acpica/acpivar.h>
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#include <sys/sysctl.h>
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#define _COMPONENT ACPI_OEM
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ACPI_MODULE_NAME("Sony")
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#define ACPI_SONY_GET_BRIGHTNESS "GBRT"
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#define ACPI_SONY_SET_BRIGHTNESS "SBRT"
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#define ACPI_SONY_GET_PID "GPID"
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/*
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* SNY5001
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* [GS]BRT [GS]PBR [GS]CTR [GS]PCR [GS]CMI [CDPW GCDP]? GWDP PWAK PWRN
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*
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*/
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struct acpi_sony_softc {
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int pid;
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};
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static struct acpi_sony_name_list
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{
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char *nodename;
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char *getmethod;
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char *setmethod;
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char *comment;
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} acpi_sony_oids[] = {
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{ "brightness", "GBRT", "SBRT", "Display Brightness"},
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{ "ctr", "GCTR", "SCTR", "??"},
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{ "pcr", "GPCR", "SPCR", "???"},
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#if 0
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{ "cmi", "GCMI", "SCMI", "????"},
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#endif
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{ "wdp", "GWDP", NULL, "?????"},
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{ "cdp", "GCDP", "CDPW", "CD Power"}, /*shares [\GL03]&0x8 flag*/
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{ "azp", "GAZP", "AZPW", "Audio Power"},
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{ NULL, NULL, NULL }
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};
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static int acpi_sony_probe(device_t dev);
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static int acpi_sony_attach(device_t dev);
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static int acpi_sony_detach(device_t dev);
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static int sysctl_acpi_sony_gen_handler(SYSCTL_HANDLER_ARGS);
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static device_method_t acpi_sony_methods[] = {
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/* Device interface */
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DEVMETHOD(device_probe, acpi_sony_probe),
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DEVMETHOD(device_attach, acpi_sony_attach),
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DEVMETHOD(device_detach, acpi_sony_detach),
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{0, 0}
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};
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static driver_t acpi_sony_driver = {
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"acpi_sony",
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acpi_sony_methods,
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sizeof(struct acpi_sony_softc),
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};
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static devclass_t acpi_sony_devclass;
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DRIVER_MODULE(acpi_sony, acpi, acpi_sony_driver, acpi_sony_devclass,
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0, 0);
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MODULE_DEPEND(acpi_sony, acpi, 1, 1, 1);
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static char *sny_id[] = {"SNY5001", NULL};
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static int
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acpi_sony_probe(device_t dev)
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{
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struct acpi_sony_softc *sc;
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int ret = ENXIO;
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sc = device_get_softc(dev);
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if (ACPI_ID_PROBE(device_get_parent(dev), dev, sny_id)) {
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device_set_desc(dev, "Sony notebook controller");
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ret = 0;
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}
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return (ret);
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}
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static int
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acpi_sony_attach(device_t dev)
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{
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struct acpi_sony_softc *sc;
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int i;
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sc = device_get_softc(dev);
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acpi_GetInteger(acpi_get_handle(dev), ACPI_SONY_GET_PID, &sc->pid);
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device_printf(dev, "PID %x\n", sc->pid);
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for (i = 0 ; acpi_sony_oids[i].nodename != NULL; i++){
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SYSCTL_ADD_PROC(device_get_sysctl_ctx(dev),
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SYSCTL_CHILDREN(device_get_sysctl_tree(dev)),
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i, acpi_sony_oids[i].nodename , CTLTYPE_INT |
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((acpi_sony_oids[i].setmethod)? CTLFLAG_RW: CTLFLAG_RD),
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dev, i, sysctl_acpi_sony_gen_handler, "I",
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acpi_sony_oids[i].comment);
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}
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return (0);
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}
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static int
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acpi_sony_detach(device_t dev)
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{
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return (0);
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}
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#if 0
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static int
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acpi_sony_suspend(device_t dev)
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{
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struct acpi_sony_softc *sc = device_get_softc(dev);
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return (0);
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}
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static int
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acpi_sony_resume(device_t dev)
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{
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return (0);
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}
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#endif
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static int
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sysctl_acpi_sony_gen_handler(SYSCTL_HANDLER_ARGS)
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{
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device_t dev = arg1;
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int function = oidp->oid_arg2;
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int error = 0, val;
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acpi_GetInteger(acpi_get_handle(dev),
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acpi_sony_oids[function].getmethod, &val);
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error = sysctl_handle_int(oidp, &val, 0, req);
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if (error || !req->newptr || !acpi_sony_oids[function].setmethod)
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return (error);
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acpi_SetInteger(acpi_get_handle(dev),
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acpi_sony_oids[function].setmethod, val);
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return (0);
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}
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