void
lcd_blank(int blank)
{
if (blank) {
lcd_set_brightness(0);
lcdisblank = 1;
} else {
lcdisblank = 0;
lcd_set_brightness(lcd_get_brightness());
}
}
void
lcd_set_backlight(int on)
{
if (!on) {
lcd_set_brightness(0);
lcdislit = 0;
} else {
lcdislit = 1;
lcd_set_brightness(lcd_get_brightness());
}
}
void
lcd_power(int why, void *v)
{
switch (why) {
case PWR_SUSPEND:
case PWR_STANDBY:
lcd_set_brightness(0);
pxa2x0_lcd_power(why, v);
break;
case PWR_RESUME:
pxa2x0_lcd_power(why, v);
lcd_set_brightness(lcd_get_brightness());
break;
}
}
int
lcd_activate(struct device *self, int act)
{
struct pxa2x0_lcd_softc *sc = (struct pxa2x0_lcd_softc *)self;
switch (act) {
case DVACT_SUSPEND:
lcd_set_brightness(0);
pxa2x0_lcd_suspend(sc);
break;
case DVACT_RESUME:
pxa2x0_lcd_resume(sc);
lcd_set_brightness(lcd_get_brightness());
break;
}
return 0;
}
int
lcd_activate(struct device *self, int act)
{
struct pxa2x0_lcd_softc *sc = (struct pxa2x0_lcd_softc *)self;
int ret = 0;
switch (act) {
case DVACT_SUSPEND:
lcd_set_brightness(0);
pxa2x0_lcd_suspend(sc);
break;
case DVACT_RESUME:
pxa2x0_lcd_resume(sc);
lcd_set_brightness(lcd_get_brightness());
break;
default:
ret = config_activate_children(self, act);
break;
}
return (ret);
}
int
lcd_param(struct pxa2x0_lcd_softc *sc, u_long cmd,
struct wsdisplay_param *dp)
{
int res = EINVAL;
switch (dp->param) {
case WSDISPLAYIO_PARAM_BACKLIGHT:
if (cmd == WSDISPLAYIO_GETPARAM) {
dp->min = 0;
dp->max = 1;
dp->curval = lcd_get_backlight();
res = 0;
} else if (cmd == WSDISPLAYIO_SETPARAM) {
lcd_set_backlight(dp->curval);
res = 0;
}
break;
case WSDISPLAYIO_PARAM_CONTRAST:
/* unsupported */
res = ENOTTY;
break;
case WSDISPLAYIO_PARAM_BRIGHTNESS:
if (cmd == WSDISPLAYIO_GETPARAM) {
dp->min = 1;
dp->max = lcd_max_brightness();
dp->curval = lcd_get_brightness();
res = 0;
} else if (cmd == WSDISPLAYIO_SETPARAM) {
lcd_set_brightness(dp->curval);
res = 0;
}
break;
}
return res;
}
void
lcd_burner(void *v, u_int on, u_int flags)
{
lcd_set_brightness(on ? lcd_get_brightness() : 0);
}
