Esempi in C++ (Cpp) per fan_get_rru

Esempio n. 1

File: pwm_fan.c Progetto: SuperPichu/shield-tablet-kernel

static void fan_ramping_work_func(struct work_struct *work)
{
	int rru, rrd;
	int cur_pwm, next_pwm;
	struct delayed_work *dwork = container_of(work, struct delayed_work,
									work);
	struct fan_dev_data *fan_data = container_of(dwork, struct
						fan_dev_data, fan_ramp_work);

	if (!fan_data) {
		dev_err(fan_data->dev, "Fan data is null\n");
		return;
	}
	mutex_lock(&fan_data->fan_state_lock);
	cur_pwm = fan_data->fan_cur_pwm;
	rru = fan_get_rru(cur_pwm, fan_data);
	rrd = fan_get_rrd(cur_pwm, fan_data);
	next_pwm = cur_pwm;

	if (fan_data->next_target_pwm > fan_data->fan_cur_pwm) {
		fan_data->fan_cur_pwm = fan_data->fan_cur_pwm + rru;
		next_pwm = min(
				get_next_higher_pwm(cur_pwm, fan_data),
				fan_data->fan_cur_pwm);
		next_pwm = min(fan_data->next_target_pwm, next_pwm);
		next_pwm = min(fan_data->fan_cap_pwm, next_pwm);
	} else if (fan_data->next_target_pwm < fan_data->fan_cur_pwm) {
		fan_data->fan_cur_pwm = fan_data->fan_cur_pwm - rrd;
		next_pwm = max(get_next_lower_pwm(cur_pwm, fan_data),
							fan_data->fan_cur_pwm);
		next_pwm = max(next_pwm, fan_data->next_target_pwm);
		next_pwm = max(0, next_pwm);
	}
	set_pwm_duty_cycle(next_pwm, fan_data);
	fan_data->fan_cur_pwm = next_pwm;
	if (fan_data->next_target_pwm != next_pwm)
		queue_delayed_work(fan_data->workqueue,
				&(fan_data->fan_ramp_work),
				msecs_to_jiffies(fan_data->step_time));
	mutex_unlock(&fan_data->fan_state_lock);
}

Esempio n. 2

File: pwm_fan.c Progetto: Toradex-Apalis-TK1-AndroidTV/android_kernel_nvidia_mm

static void fan_ramping_work_func(struct work_struct *work)
{
	int rru, rrd, err;
	int cur_pwm, next_pwm;
	struct delayed_work *dwork = container_of(work, struct delayed_work,
									work);
	struct fan_dev_data *fan_data = container_of(dwork, struct
						fan_dev_data, fan_ramp_work);

	if (!fan_data) {
		dev_err(fan_data->dev, "Fan data is null\n");
		return;
	}
	mutex_lock(&fan_data->fan_state_lock);
	cur_pwm = fan_data->fan_cur_pwm;
	rru = fan_get_rru(cur_pwm, fan_data);
	rrd = fan_get_rrd(cur_pwm, fan_data);
	next_pwm = cur_pwm;

	if (fan_data->next_target_pwm > fan_data->fan_cur_pwm) {
		fan_data->fan_cur_pwm = fan_data->fan_cur_pwm + rru;
		next_pwm = min(
				get_next_higher_pwm(cur_pwm, fan_data),
				fan_data->fan_cur_pwm);
		next_pwm = min(fan_data->next_target_pwm, next_pwm);
		next_pwm = min(fan_data->fan_cap_pwm, next_pwm);
	} else if (fan_data->next_target_pwm < fan_data->fan_cur_pwm) {
		fan_data->fan_cur_pwm = fan_data->fan_cur_pwm - rrd;
		next_pwm = max(get_next_lower_pwm(cur_pwm, fan_data),
							fan_data->fan_cur_pwm);
		next_pwm = max(next_pwm, fan_data->next_target_pwm);
		next_pwm = max(0, next_pwm);
	}

	if ((next_pwm != 0) && !(fan_data->is_fan_reg_enabled)) {
		err = regulator_enable(fan_data->fan_reg);
		if (err < 0)
			dev_err(fan_data->dev,
				" Coudn't enable vdd-fan\n");
		else {
			dev_info(fan_data->dev,
				" Enabled vdd-fan\n");
			fan_data->is_fan_reg_enabled = true;
		}
	}
	if ((next_pwm == 0) && (fan_data->is_fan_reg_enabled)) {
		err = regulator_disable(fan_data->fan_reg);
		if (err < 0)
			dev_err(fan_data->dev,
				" Couldn't disable vdd-fan\n");
		else {
			dev_info(fan_data->dev,
				" Disabled vdd-fan\n");
			fan_data->is_fan_reg_enabled = false;
		}
	}

	set_pwm_duty_cycle(next_pwm, fan_data);
	fan_data->fan_cur_pwm = next_pwm;
	if (fan_data->next_target_pwm != next_pwm)
		queue_delayed_work(fan_data->workqueue,
				&(fan_data->fan_ramp_work),
				msecs_to_jiffies(fan_data->step_time));
	mutex_unlock(&fan_data->fan_state_lock);
}