338 lines
8.3 KiB
C
338 lines
8.3 KiB
C
/* $NetBSD: hpqlb_acpi.c,v 1.11 2021/01/29 15:49:55 thorpej Exp $ */
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/*-
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* Copyright (c) 2008 Christoph Egger <cegger@netbsd.org>
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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 NETBSD FOUNDATION, INC. AND CONTRIBUTORS
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* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
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* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
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* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*/
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#include <sys/cdefs.h>
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__KERNEL_RCSID(0, "$NetBSD: hpqlb_acpi.c,v 1.11 2021/01/29 15:49:55 thorpej Exp $");
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#include <sys/param.h>
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#include <sys/device.h>
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#include <sys/module.h>
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#include <sys/systm.h>
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#include <machine/pio.h>
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#include <dev/acpi/acpireg.h>
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#include <dev/acpi/acpivar.h>
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#include <dev/isa/isareg.h>
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#include <dev/wscons/wsconsio.h>
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#include <dev/wscons/wskbdvar.h>
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#define _COMPONENT ACPI_RESOURCE_COMPONENT
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ACPI_MODULE_NAME ("hpqlb_acpi")
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struct hpqlb_softc {
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device_t sc_dev;
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struct acpi_devnode *sc_node;
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device_t sc_wskbddev;
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#define HP_PSW_DISPLAY_CYCLE 0
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#define HP_PSW_BRIGHTNESS_UP 1
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#define HP_PSW_BRIGHTNESS_DOWN 2
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#define HP_PSW_SLEEP 3
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#define HP_PSW_LAST 4
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struct sysmon_pswitch sc_smpsw[HP_PSW_LAST];
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bool sc_smpsw_displaycycle_valid;
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bool sc_smpsw_sleep_valid;
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};
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#define HP_QLB_Quick 0x88
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#define HP_QLB_DVD 0x8e
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#define HP_QLB_FullBackward 0x90
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#define HP_QLB_Play 0xa2
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#define HP_QLB_FullForward 0x99
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#define HP_QLB_Stop 0xa4
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#define HP_QLB_VolumeMute 0xa0
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#define HP_QLB_VolumeDown 0xae
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#define HP_QLB_VolumeUp 0xb0
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#define HP_QLB_Help 0xb1
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#define HP_QLB_WWW 0xb2
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#define HP_QLB_DisplayCycle /* ??? */
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#define HP_QLB_Sleep 0xdf
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#define HP_QLB_Lock 0x8a
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#define HP_QLB_BrightnessDown /* ??? */
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#define HP_QLB_BrightnessUp /* ??? */
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#define HP_QLB_ChasisOpen 0xe3
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static int hpqlb_match(device_t, cfdata_t, void *);
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static void hpqlb_attach(device_t, device_t, void *);
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static int hpqlb_detach(device_t, int);
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static int hpqlb_finalize(device_t);
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static int hpqlb_hotkey_handler(struct wskbd_softc *, void *, u_int, int);
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static void hpqlb_init(device_t);
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static bool hpqlb_resume(device_t, const pmf_qual_t *);
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CFATTACH_DECL_NEW(hpqlb, sizeof(struct hpqlb_softc),
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hpqlb_match, hpqlb_attach, hpqlb_detach, NULL);
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static const struct device_compatible_entry compat_data[] = {
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{ .compat = "HPQ0006" },
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{ .compat = "HPQ0007" },
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DEVICE_COMPAT_EOL
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};
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static int
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hpqlb_match(device_t parent, cfdata_t match, void *opaque)
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{
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struct acpi_attach_args *aa = opaque;
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return acpi_compatible_match(aa, compat_data);
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}
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static void
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hpqlb_attach(device_t parent, device_t self, void *opaque)
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{
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struct hpqlb_softc *sc = device_private(self);
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struct acpi_attach_args *aa = opaque;
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sc->sc_node = aa->aa_node;
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sc->sc_dev = self;
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aprint_naive("\n");
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aprint_normal(": HP Quick Launch Buttons\n");
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hpqlb_init(self);
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if (config_finalize_register(self, hpqlb_finalize) != 0)
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aprint_error_dev(self, "unable to register hpqlb finalizer\n");
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sc->sc_smpsw_displaycycle_valid = true;
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sc->sc_smpsw[HP_PSW_DISPLAY_CYCLE].smpsw_name =
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PSWITCH_HK_DISPLAY_CYCLE;
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sc->sc_smpsw[HP_PSW_DISPLAY_CYCLE].smpsw_type =
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PSWITCH_TYPE_HOTKEY;
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if (sysmon_pswitch_register(&sc->sc_smpsw[HP_PSW_DISPLAY_CYCLE]) != 0)
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sc->sc_smpsw_displaycycle_valid = false;
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sc->sc_smpsw_sleep_valid = true;
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sc->sc_smpsw[HP_PSW_SLEEP].smpsw_name = device_xname(self);
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sc->sc_smpsw[HP_PSW_SLEEP].smpsw_type = PSWITCH_TYPE_SLEEP;
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if (sysmon_pswitch_register(&sc->sc_smpsw[HP_PSW_SLEEP]) != 0)
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sc->sc_smpsw_sleep_valid = false;
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(void)pmf_device_register(self, NULL, hpqlb_resume);
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}
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static int
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hpqlb_detach(device_t self, int flags)
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{
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struct hpqlb_softc *sc = device_private(self);
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pmf_device_deregister(self);
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wskbd_hotkey_deregister(sc->sc_wskbddev);
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if (sc->sc_smpsw_sleep_valid != false)
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sysmon_pswitch_unregister(&sc->sc_smpsw[HP_PSW_SLEEP]);
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if (sc->sc_smpsw_displaycycle_valid != false)
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sysmon_pswitch_unregister(&sc->sc_smpsw[HP_PSW_DISPLAY_CYCLE]);
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return 0;
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}
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static int
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hpqlb_hotkey_handler(struct wskbd_softc *wskbd_sc, void *cookie,
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u_int type, int value)
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{
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struct hpqlb_softc *sc = cookie;
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int ret = 1;
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switch (value) {
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case HP_QLB_VolumeMute:
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if (type != WSCONS_EVENT_KEY_DOWN)
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break;
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pmf_event_inject(NULL, PMFE_AUDIO_VOLUME_TOGGLE);
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break;
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case HP_QLB_VolumeDown:
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if (type != WSCONS_EVENT_KEY_DOWN)
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break;
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pmf_event_inject(NULL, PMFE_AUDIO_VOLUME_DOWN);
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break;
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case HP_QLB_VolumeUp:
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if (type != WSCONS_EVENT_KEY_DOWN)
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break;
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pmf_event_inject(NULL, PMFE_AUDIO_VOLUME_UP);
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break;
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#if 0
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case HP_QLB_DisplayCycle: /* ??? */
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if (type != WSCONS_EVENT_KEY_DOWN)
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break;
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if (sc->sc_smpsw_displaycycle_valid == false)
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break;
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sysmon_pswitch_event(&sc->sc_smpsw[HP_PSW_DISPLAY_CYCLE],
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PSWITCH_EVENT_PRESSED);
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break;
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#endif
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case HP_QLB_Sleep:
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if (type != WSCONS_EVENT_KEY_DOWN)
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break;
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if (sc->sc_smpsw_sleep_valid == false)
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break;
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sysmon_pswitch_event(&sc->sc_smpsw[HP_PSW_SLEEP],
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PSWITCH_EVENT_PRESSED);
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break;
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#if 0
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case HP_QLB_BrightnessDown: /* ??? */
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if (type != WSCONS_EVENT_KEY_DOWN)
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break;
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pmf_event_inject(NULL, PMFE_DISPLAY_BRIGHTNESS_DOWN);
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break;
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case HP_QLB_BrightnessUp: /* ??? */
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if (type != WSCONS_EVENT_KEY_DOWN)
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break;
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pmf_event_inject(NULL, PMFE_DISPLAY_BRIGHTNESS_UP);
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break;
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#endif
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case HP_QLB_ChasisOpen:
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if (type != WSCONS_EVENT_KEY_DOWN)
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break;
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pmf_event_inject(NULL, PMFE_CHASSIS_LID_OPEN);
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break;
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default:
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ACPI_DEBUG_PRINT((ACPI_DB_INFO, "unknown hotkey "
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"0x%02x\n", value));
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ret = 0; /* Assume, this is no hotkey */
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break;
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}
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return ret;
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}
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static void
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hpqlb_init(device_t self)
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{
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/* HPQ0006: HP Quick Launch Buttons */
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/* HPQ0007: HP Remote Device */
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/* val 0, 1 or 7 == HPQ0006 */
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/* val not 0, 1 or 7 == HPQ0007 */
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/* Turn on Quick Launch Buttons */
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outb(IO_RTC+2, 0xaf);
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outb(IO_RTC+3, 7 /* val */);
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}
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static int
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hpqlb_finalize(device_t self)
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{
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device_t dv;
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deviter_t di;
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struct hpqlb_softc *sc = device_private(self);
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static int done_once = 0;
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/* Since we only handle real hardware, we only need to be
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* called once.
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*/
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if (done_once)
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return 0;
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done_once = 1;
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for (dv = deviter_first(&di, DEVITER_F_ROOT_FIRST); dv != NULL;
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dv = deviter_next(&di)) {
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if (!device_is_a(dv, "wskbd"))
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continue;
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/* Make sure, we don't get a wskbd from a USB keyboard.
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* QLB only works on the wskbd attached on pckbd. */
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if (!device_is_a(device_parent(dv), "pckbd"))
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continue;
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aprint_normal_dev(self, "registering on %s\n",
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device_xname(dv));
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break;
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}
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deviter_release(&di);
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if (dv == NULL) {
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aprint_error_dev(self, "WARNING: no matching wskbd found\n");
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return 1;
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}
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sc->sc_wskbddev = dv;
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wskbd_hotkey_register(sc->sc_wskbddev, sc, hpqlb_hotkey_handler);
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return 0;
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}
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static bool
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hpqlb_resume(device_t self, const pmf_qual_t *qual)
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{
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hpqlb_init(self);
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return true;
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}
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MODULE(MODULE_CLASS_DRIVER, hpqlb, "sysmon_power");
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#ifdef _MODULE
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#include "ioconf.c"
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#endif
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static int
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hpqlb_modcmd(modcmd_t cmd, void *aux)
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{
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int rv = 0;
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switch (cmd) {
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case MODULE_CMD_INIT:
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#ifdef _MODULE
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rv = config_init_component(cfdriver_ioconf_hpqlb,
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cfattach_ioconf_hpqlb, cfdata_ioconf_hpqlb);
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#endif
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break;
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case MODULE_CMD_FINI:
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#ifdef _MODULE
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rv = config_fini_component(cfdriver_ioconf_hpqlb,
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cfattach_ioconf_hpqlb, cfdata_ioconf_hpqlb);
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#endif
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break;
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default:
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rv = ENOTTY;
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}
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return rv;
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}
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