static ssize_t auto_brightness_store(struct device *dev,
struct device_attribute *attr, const char *buf, size_t size)
{
struct lcd_info *lcd = dev_get_drvdata(dev);
int value;
int rc;
BLDBG("auto_brightness_store called\n");
rc = strict_strtoul(buf, (unsigned int)0, (unsigned long *)&value);
if (rc < 0)
return rc;
else {
if (lcd->auto_brightness != value) {
dev_info(dev, "%s - %d, %d\n", __func__,
lcd->auto_brightness, value);
lcd->auto_brightness = value;
if (lcd->auto_brightness == 0) {
cabc_status = 0;
backlight_cabc_off();
} else if (lcd->auto_brightness >= 1
&& lcd->auto_brightness < 5) {
cabc_status = 1;
backlight_cabc_on();
} else if (lcd->auto_brightness >= 5) {
cabc_status = 0;
backlight_cabc_off();
}
}
}
return size;
}
static void ktd_backlight_lateresume(struct early_suspend *desc)
{
struct ktd_bl_data *ktd = container_of(desc, struct ktd_bl_data,
early_suspend_desc);
struct backlight_device *bl = platform_get_drvdata(ktd->pdev);
struct timespec ts;
struct rtc_time tm;
getnstimeofday(&ts);
rtc_time_to_tm(ts.tv_sec, &tm);
backlight_mode = BACKLIGHT_RESUME;
#if CABC_FEATURE_ON
if (cabc_status)
backlight_cabc_on();
else
backlight_cabc_off();
#endif
BLDBG("[%02d:%02d:%02d.%03lu][BACKLIGHT] late resume\n",
tm.tm_hour, tm.tm_min, tm.tm_sec, ts.tv_nsec);
if(0 != bl->props.brightness)
backlight_update_status(bl);
}
static void ktd259b_backlight_earlyresume(struct early_suspend *desc)
{
struct ktd259b_bl_data *ktd259b = container_of(desc, struct ktd259b_bl_data,
early_suspend_desc);
struct backlight_device *bl = platform_get_drvdata(ktd259b->pdev);
struct timespec ts;
struct rtc_time tm;
#ifdef PWM_BRIGHTNESS
int temp_brightness = 0;
#endif
gpio_set_value(backlight_pwm,1);
#ifdef PWM_BRIGHTNESS
vc_display_bus_write(0,0x51,&temp_brightness,1);
mdelay(100);
lcd_backlight_control(5);
#endif
getnstimeofday(&ts);
rtc_time_to_tm(ts.tv_sec, &tm);
backlight_mode=BACKLIGHT_RESUME;
if(cabc_status)
{
backlight_cabc_on();
}
else
{
backlight_cabc_off();
}
printk("[%02d:%02d:%02d.%03lu][BACKLIGHT] earlyresume\n", tm.tm_hour, tm.tm_min, tm.tm_sec, ts.tv_nsec);
backlight_update_status(bl);
}
static ssize_t auto_brightness_store(struct device *dev,
struct device_attribute *attr, const char *buf, size_t size)
{
struct lcd_info *lcd = dev_get_drvdata(dev);
int value;
int rc;
printk("auto_brightness_store called\n");
rc = strict_strtoul(buf, (unsigned int)0, (unsigned long *)&value);
if (rc < 0)
return rc;
else {
if (lcd->auto_brightness != value) {
dev_info(dev, "%s - %d, %d\n", __func__, lcd->auto_brightness, value);
//mutex_lock(&lcd->bl_lock);
lcd->auto_brightness = value;
// mutex_unlock(&lcd->bl_lock);
//if (lcd->ldi_enable)
//update_brightness(lcd, 0);
if(lcd->auto_brightness == 0)
{
cabc_status = 0;
backlight_cabc_off();
}
else if(lcd->auto_brightness >= 1 && lcd->auto_brightness < 5)
{
cabc_status = 1;
backlight_cabc_on();
}
else if(lcd->auto_brightness >= 5)
{
cabc_status = 0;
backlight_cabc_off();
}
//backlight_update_CABC();
}
}
return size;
}
