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respond to keyboard brightness control PMF events

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This commit is contained in:
macallan 2020-09-12 18:12:53 +00:00
parent de38ddbcdc
commit 14d389aff5
1 changed files with 26 additions and 2 deletions
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28
sys/arch/macppc/dev/lmu.c
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@ -1,4 +1,4 @@
/* $NetBSD: lmu.c,v 1.4 2020/04/23 12:56:40 macallan Exp $ */ /* $NetBSD: lmu.c,v 1.5 2020/09/12 18:12:53 macallan Exp $ */
/*- /*-
* Copyright (c) 2020 Michael Lorenz * Copyright (c) 2020 Michael Lorenz
@ -31,7 +31,7 @@
*/ */
#include <sys/cdefs.h> #include <sys/cdefs.h>
__KERNEL_RCSID(0, "$NetBSD: lmu.c,v 1.4 2020/04/23 12:56:40 macallan Exp $"); __KERNEL_RCSID(0, "$NetBSD: lmu.c,v 1.5 2020/09/12 18:12:53 macallan Exp $");
#include <sys/param.h> #include <sys/param.h>
#include <sys/systm.h> #include <sys/systm.h>
@ -123,6 +123,26 @@ lmu_video_off(device_t dev)
sc->sc_video_state = false; sc->sc_video_state = false;
} }
static void
lmu_kbd_brightness_up(device_t dev)
{
struct lmu_softc * const sc = device_private(dev);
sc->sc_level = __MIN(16, sc->sc_level + 2);
sc->sc_target = sc->sc_level;
callout_schedule(&sc->sc_adjust, LMU_FADE);
}
static void
lmu_kbd_brightness_down(device_t dev)
{
struct lmu_softc * const sc = device_private(dev);
sc->sc_level = __MAX(0, sc->sc_level - 2);
sc->sc_target = sc->sc_level;
callout_schedule(&sc->sc_adjust, LMU_FADE);
}
static int static int
lmu_match(device_t parent, cfdata_t match, void *aux) lmu_match(device_t parent, cfdata_t match, void *aux)
{ {
@ -162,6 +182,10 @@ lmu_attach(device_t parent, device_t self, void *aux)
lmu_video_on, true); lmu_video_on, true);
pmf_event_register(sc->sc_dev, PMFE_DISPLAY_OFF, pmf_event_register(sc->sc_dev, PMFE_DISPLAY_OFF,
lmu_video_off, true); lmu_video_off, true);
pmf_event_register(sc->sc_dev, PMFE_KEYBOARD_BRIGHTNESS_UP,
lmu_kbd_brightness_up, true);
pmf_event_register(sc->sc_dev, PMFE_KEYBOARD_BRIGHTNESS_DOWN,
lmu_kbd_brightness_down, true);
sc->sc_sme = sysmon_envsys_create(); sc->sc_sme = sysmon_envsys_create();
sc->sc_sme->sme_name = device_xname(self); sc->sc_sme->sme_name = device_xname(self);