static void pm8xxx_buttons_blink(int on)
{
if (on > 0)
{
printk("[BB] blink on screen: %d j: %lu \n", touchscreen_is_on(), jiffies);
if (buttons_led_is_on == 1) return; // already lit, dont blink
if (touchscreen_is_on() == 1) return; // touchscreen is on, dont blink
buttons_led_is_blinking = 1;
// start blinking (brightness = 1, blink flag needed = 1)
pm8xxx_led_current_set_flagged(led_cdev_buttons, 1, 1);
} else
{
printk("[BB] blink off screen: %d j: %lu \n", touchscreen_is_on(), jiffies);
if (buttons_led_is_blinking == 0) return;
buttons_led_is_blinking = 0;
if (touchscreen_is_on() == 1 && buttons_turning_on_with_screen_on == 1) return; // touchscreen is on, button light already override the blinking, dont turn off
// start blinking (brightness = 0, blink flag needed = indifferent)
pm8xxx_led_current_set_flagged(led_cdev_buttons, 0, 1);
}
}
static void pm8xxx_led_current_set(struct led_classdev *led_cdev, enum led_brightness brightness)
{
// checking for buttons device
if (led_cdev_buttons == led_cdev) {
printk("[BB] led_current_set %d \n", brightness);
if (brightness>0) {
// screen turning on together with buttons led
buttons_turning_on_with_screen_on = 1;
} else {
// screen turning on or off with buttons led put off
buttons_turning_on_with_screen_on = 0;
}
}
// no blink needed
pm8xxx_led_current_set_flagged(led_cdev, brightness, 0);
}
extern void pm8xxx_led_current_set(struct led_classdev *led_cdev, enum led_brightness brightness)
{
struct pm8xxx_led_data *led = container_of(led_cdev, struct pm8xxx_led_data, cdev);
int rc, offset;
u8 level;
int *pduties;
LED_INFO("%s, bank:%d, brightness:%d\n", __func__, led->bank, brightness);
cancel_delayed_work_sync(&led->fade_delayed_work);
virtual_key_state = brightness;
if (flag_hold_virtual_key == 1) {
LED_INFO("%s, key control \n", __func__);
return;
}
if(brightness) {
level = (led->out_current << PM8XXX_DRV_LED_CTRL_SHIFT) & PM8XXX_DRV_LED_CTRL_MASK;
offset = PM8XXX_LED_OFFSET(led->id);
led->reg &= ~PM8XXX_DRV_LED_CTRL_MASK;
led->reg |= level;
rc = pm8xxx_writeb(led->dev->parent, SSBI_REG_ADDR_LED_CTRL(offset), led->reg);
if (rc)
LED_ERR("%s can't set (%d) led value rc=%d\n", __func__, led->id, rc);
if (led->function_flags & LED_BRETH_FUNCTION) {
pduties = led->duties;
pm8xxx_pwm_lut_config(led->pwm_led,
led->period_us,
pduties,
led->duty_time_ms,
led->start_index,
led->duites_size,
0, 0,
led->lut_flag);
pm8xxx_pwm_lut_enable(led->pwm_led, 0);
pm8xxx_pwm_lut_enable(led->pwm_led, 1);
} else {
pwm_config(led->pwm_led, 64000, 64000);
pwm_enable(led->pwm_led);
}
} else {
if (led->function_flags & LED_BRETH_FUNCTION) {
wake_lock_timeout(&pmic_led_wake_lock, HZ*2);
pduties = led->duties + led->duites_size;
pm8xxx_pwm_lut_config(led->pwm_led,
led->period_us,
pduties,
led->duty_time_ms,
led->start_index,
led->duites_size,
0, 0,
led->lut_flag);
pm8xxx_pwm_lut_enable(led->pwm_led, 0);
pm8xxx_pwm_lut_enable(led->pwm_led, 1);
queue_delayed_work(g_led_work_queue,
&led->fade_delayed_work,
msecs_to_jiffies(led->duty_time_ms*led->duites_size));
} else {
pwm_disable(led->pwm_led);
level = (0 << PM8XXX_DRV_LED_CTRL_SHIFT) & PM8XXX_DRV_LED_CTRL_MASK;
offset = PM8XXX_LED_OFFSET(led->id);
led->reg &= ~PM8XXX_DRV_LED_CTRL_MASK;
led->reg |= level;
rc = pm8xxx_writeb(led->dev->parent, SSBI_REG_ADDR_LED_CTRL(offset), led->reg);
if (rc)
LED_ERR("%s can't set (%d) led value rc=%d\n", __func__, led->id, rc);
}
}
// checking for buttons device
if (led_cdev_buttons == led_cdev)
{
printk("[BB] led_current_set %d \n", brightness);
if (brightness>0)
{
// screen turning off together with buttons led
buttons_turning_on_with_screen_on = 1;
} else
{
// screen turning off together without buttons led
buttons_turning_on_with_screen_on = 0;
}
}
// no blink needed
pm8xxx_led_current_set_flagged( led_cdev, brightness, 0);
}
