243 lines
6.8 KiB
C
243 lines
6.8 KiB
C
/* $NetBSD: asus_acpi.c,v 1.6 2008/09/21 21:15:28 jmcneill Exp $ */
|
|
|
|
/*-
|
|
* Copyright (c) 2007, 2008 Jared D. McNeill <jmcneill@invisible.ca>
|
|
* All rights reserved.
|
|
*
|
|
* Redistribution and use in source and binary forms, with or without
|
|
* modification, are permitted provided that the following conditions
|
|
* are met:
|
|
* 1. Redistributions of source code must retain the above copyright
|
|
* notice, this list of conditions and the following disclaimer.
|
|
* 2. Redistributions in binary form must reproduce the above copyright
|
|
* notice, this list of conditions and the following disclaimer in the
|
|
* documentation and/or other materials provided with the distribution.
|
|
*
|
|
* THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
|
|
* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
|
|
* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
|
|
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
|
|
* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
|
|
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
|
|
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
|
|
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
|
|
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
|
|
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
|
|
* POSSIBILITY OF SUCH DAMAGE.
|
|
*/
|
|
|
|
#include <sys/cdefs.h>
|
|
__KERNEL_RCSID(0, "$NetBSD: asus_acpi.c,v 1.6 2008/09/21 21:15:28 jmcneill Exp $");
|
|
|
|
#include <sys/types.h>
|
|
#include <sys/param.h>
|
|
#include <sys/malloc.h>
|
|
#include <sys/buf.h>
|
|
#include <sys/callout.h>
|
|
#include <sys/kernel.h>
|
|
#include <sys/device.h>
|
|
#include <sys/pmf.h>
|
|
|
|
#include <dev/acpi/acpivar.h>
|
|
|
|
typedef struct asus_softc {
|
|
device_t sc_dev;
|
|
struct acpi_devnode *sc_node;
|
|
|
|
#define ASUS_PSW_DISPLAY_CYCLE 0
|
|
#define ASUS_PSW_LAST 1
|
|
struct sysmon_pswitch sc_smpsw[ASUS_PSW_LAST];
|
|
bool sc_smpsw_valid;
|
|
|
|
ACPI_INTEGER sc_brightness;
|
|
} asus_softc_t;
|
|
|
|
#define ASUS_NOTIFY_WirelessSwitch 0x10
|
|
#define ASUS_NOTIFY_BrightnessLow 0x20
|
|
#define ASUS_NOTIFY_BrightnessHigh 0x2f
|
|
#define ASUS_NOTIFY_DisplayCycle 0x30
|
|
#define ASUS_NOTIFY_WindowSwitch 0x12 /* XXXJDM ?? */
|
|
#define ASUS_NOTIFY_VolumeMute 0x13
|
|
#define ASUS_NOTIFY_VolumeDown 0x14
|
|
#define ASUS_NOTIFY_VolumeUp 0x15
|
|
|
|
#define ASUS_METHOD_SDSP "SDSP"
|
|
#define ASUS_SDSP_LCD 0x01
|
|
#define ASUS_SDSP_CRT 0x02
|
|
#define ASUS_SDSP_TV 0x04
|
|
#define ASUS_SDSP_DVI 0x08
|
|
#define ASUS_SDSP_ALL \
|
|
(ASUS_SDSP_LCD | ASUS_SDSP_CRT | ASUS_SDSP_TV | ASUS_SDSP_DVI)
|
|
#define ASUS_METHOD_PBLG "PBLG"
|
|
#define ASUS_METHOD_PBLS "PBLS"
|
|
|
|
static int asus_match(device_t, cfdata_t, void *);
|
|
static void asus_attach(device_t, device_t, void *);
|
|
|
|
static void asus_notify_handler(ACPI_HANDLE, UINT32, void *);
|
|
|
|
static void asus_init(device_t);
|
|
static bool asus_suspend(device_t PMF_FN_PROTO);
|
|
static bool asus_resume(device_t PMF_FN_PROTO);
|
|
|
|
CFATTACH_DECL_NEW(asus, sizeof(asus_softc_t),
|
|
asus_match, asus_attach, NULL, NULL);
|
|
|
|
static const char * const asus_ids[] = {
|
|
"ASUS010",
|
|
NULL
|
|
};
|
|
|
|
static int
|
|
asus_match(device_t parent, cfdata_t match, void *opaque)
|
|
{
|
|
struct acpi_attach_args *aa = opaque;
|
|
|
|
if (aa->aa_node->ad_type != ACPI_TYPE_DEVICE)
|
|
return 0;
|
|
|
|
return acpi_match_hid(aa->aa_node->ad_devinfo, asus_ids);
|
|
}
|
|
|
|
static void
|
|
asus_attach(device_t parent, device_t self, void *opaque)
|
|
{
|
|
asus_softc_t *sc = device_private(self);
|
|
struct acpi_attach_args *aa = opaque;
|
|
ACPI_STATUS rv;
|
|
|
|
sc->sc_node = aa->aa_node;
|
|
sc->sc_dev = self;
|
|
|
|
aprint_naive("\n");
|
|
aprint_normal("\n");
|
|
|
|
asus_init(self);
|
|
|
|
sc->sc_smpsw_valid = true;
|
|
sc->sc_smpsw[ASUS_PSW_DISPLAY_CYCLE].smpsw_name =
|
|
PSWITCH_HK_DISPLAY_CYCLE;
|
|
sc->sc_smpsw[ASUS_PSW_DISPLAY_CYCLE].smpsw_type =
|
|
PSWITCH_TYPE_HOTKEY;
|
|
if (sysmon_pswitch_register(&sc->sc_smpsw[ASUS_PSW_DISPLAY_CYCLE])) {
|
|
aprint_error_dev(self, "couldn't register with sysmon\n");
|
|
sc->sc_smpsw_valid = false;
|
|
}
|
|
|
|
rv = AcpiInstallNotifyHandler(sc->sc_node->ad_handle, ACPI_ALL_NOTIFY,
|
|
asus_notify_handler, sc);
|
|
if (ACPI_FAILURE(rv))
|
|
aprint_error_dev(self, "couldn't install notify handler: %s\n",
|
|
AcpiFormatException(rv));
|
|
|
|
if (!pmf_device_register(self, asus_suspend, asus_resume))
|
|
aprint_error_dev(self, "couldn't establish power handler\n");
|
|
}
|
|
|
|
static void
|
|
asus_notify_handler(ACPI_HANDLE hdl, UINT32 notify, void *opaque)
|
|
{
|
|
asus_softc_t *sc = opaque;
|
|
|
|
if (notify >= ASUS_NOTIFY_BrightnessLow &&
|
|
notify <= ASUS_NOTIFY_BrightnessHigh) {
|
|
aprint_debug_dev(sc->sc_dev, "brightness %d percent\n",
|
|
(notify & 0xf) * 100 / 0xf);
|
|
return;
|
|
}
|
|
|
|
switch (notify) {
|
|
case ASUS_NOTIFY_WirelessSwitch: /* handled by AML */
|
|
case ASUS_NOTIFY_WindowSwitch: /* XXXJDM what is this? */
|
|
break;
|
|
case ASUS_NOTIFY_DisplayCycle:
|
|
if (sc->sc_smpsw_valid == false)
|
|
break;
|
|
sysmon_pswitch_event(&sc->sc_smpsw[ASUS_PSW_DISPLAY_CYCLE],
|
|
PSWITCH_EVENT_PRESSED);
|
|
break;
|
|
case ASUS_NOTIFY_VolumeMute:
|
|
pmf_event_inject(NULL, PMFE_AUDIO_VOLUME_TOGGLE);
|
|
break;
|
|
case ASUS_NOTIFY_VolumeDown:
|
|
pmf_event_inject(NULL, PMFE_AUDIO_VOLUME_DOWN);
|
|
break;
|
|
case ASUS_NOTIFY_VolumeUp:
|
|
pmf_event_inject(NULL, PMFE_AUDIO_VOLUME_UP);
|
|
break;
|
|
default:
|
|
aprint_debug_dev(sc->sc_dev, "unknown event 0x%02x\n", notify);
|
|
break;
|
|
}
|
|
}
|
|
|
|
static void
|
|
asus_init(device_t self)
|
|
{
|
|
asus_softc_t *sc = device_private(self);
|
|
ACPI_STATUS rv;
|
|
ACPI_OBJECT param;
|
|
ACPI_OBJECT_LIST params;
|
|
ACPI_BUFFER ret;
|
|
|
|
ret.Pointer = NULL;
|
|
ret.Length = ACPI_ALLOCATE_BUFFER;
|
|
param.Type = ACPI_TYPE_INTEGER;
|
|
param.Integer.Value = 0x40; /* disable ASL display switching */
|
|
params.Pointer = ¶m;
|
|
params.Count = 1;
|
|
|
|
rv = AcpiEvaluateObject(sc->sc_node->ad_handle, "INIT",
|
|
¶ms, &ret);
|
|
if (ACPI_FAILURE(rv))
|
|
aprint_error_dev(self, "couldn't evaluate INIT: %s\n",
|
|
AcpiFormatException(rv));
|
|
|
|
if (ret.Pointer)
|
|
AcpiOsFree(ret.Pointer);
|
|
}
|
|
|
|
static bool
|
|
asus_suspend(device_t self PMF_FN_ARGS)
|
|
{
|
|
asus_softc_t *sc = device_private(self);
|
|
ACPI_STATUS rv;
|
|
|
|
/* capture display brightness when we're sleeping */
|
|
rv = acpi_eval_integer(sc->sc_node->ad_handle, ASUS_METHOD_PBLG,
|
|
&sc->sc_brightness);
|
|
if (ACPI_FAILURE(rv))
|
|
aprint_error_dev(sc->sc_dev, "couldn't evaluate PBLG: %s\n",
|
|
AcpiFormatException(rv));
|
|
|
|
return true;
|
|
}
|
|
|
|
static bool
|
|
asus_resume(device_t self PMF_FN_ARGS)
|
|
{
|
|
asus_softc_t *sc = device_private(self);
|
|
ACPI_STATUS rv;
|
|
ACPI_OBJECT param;
|
|
ACPI_OBJECT_LIST params;
|
|
ACPI_BUFFER ret;
|
|
|
|
asus_init(self);
|
|
|
|
/* restore previous display brightness */
|
|
ret.Pointer = NULL;
|
|
ret.Length = ACPI_ALLOCATE_BUFFER;
|
|
param.Type = ACPI_TYPE_INTEGER;
|
|
param.Integer.Value = sc->sc_brightness;
|
|
params.Pointer = ¶m;
|
|
params.Count = 1;
|
|
|
|
rv = AcpiEvaluateObject(sc->sc_node->ad_handle, ASUS_METHOD_PBLS,
|
|
¶ms, &ret);
|
|
if (ACPI_FAILURE(rv))
|
|
aprint_error_dev(self, "couldn't evaluate PBLS: %s\n",
|
|
AcpiFormatException(rv));
|
|
|
|
return true;
|
|
}
|