C++ (Cpp) irda_add_checksum_length Examples

Example #1

File: ir_remote_con_mc96.c Project: ARMP/ARMP-i9300

static void ir_remocon_work(struct ir_remocon_data *ir_data, int count)
{

	struct ir_remocon_data *data = ir_data;
	struct i2c_client *client = data->client;

	int buf_size = count+2;
	int ret, i;
	int sleep_timing;
	int end_data;
	int emission_time;
	unsigned long flags;

	printk(KERN_INFO "%s: total buf_size: %d\n", __func__, buf_size);

	irda_add_checksum_length(data, count);

	spin_lock_irqsave(&data->lock, flags);

	ret = i2c_master_send(client, data->signal, buf_size);
	if (ret < 0) {
		dev_err(&client->dev, "%s: err1 %d\n", __func__, ret);
		ret = i2c_master_send(client, data->signal, buf_size);
		if (ret < 0)
			dev_err(&client->dev, "%s: err2 %d\n", __func__, ret);
	}

	spin_unlock_irqrestore(&data->lock, flags);

/*
	for (i = 0; i < buf_size; i++) {
		printk(KERN_INFO "%s: data[%d] : 0x%02x\n", __func__, i,
				data->signal[i]);
	}
*/
	data->count = 2;


	end_data = data->signal[count-2] << 8 | data->signal[count-1];
	emission_time = \
		(1000 * (data->ir_sum - end_data) / (data->ir_freq)) + 10;
	sleep_timing = emission_time - 130;
	if (sleep_timing > 0)
		msleep(sleep_timing);
	printk(KERN_INFO "%s: sleep_timing = %d\n", __func__, sleep_timing);
#ifndef USE_STOP_MODE
	data->pdata->ir_vdd_onoff(0);
	data->on_off = 0;
	data->pdata->ir_wake_en(0);
#endif
	data->ir_freq = 0;
	data->ir_sum = 0;
}

Example #2

static void ir_remocon_work(struct ir_remocon_data *ir_data, int count)
{

	struct ir_remocon_data *data = ir_data;
	struct i2c_client *client = data->client;

	int buf_size = count+2;
	int ret;
	int sleep_timing;
	int end_data;
	int emission_time;
	int ack_pin_onoff;

	if (count_number >= 100)
		count_number = 0;

	count_number++;

	printk(KERN_INFO "%s: total buf_size: %d\n", __func__, buf_size);

	irda_add_checksum_length(data, count);

	mutex_lock(&data->mutex);

	ret = i2c_master_send(client, data->signal, buf_size);
	if (ret < 0) {
		dev_err(&client->dev, "%s: err1 %d\n", __func__, ret);
		ret = i2c_master_send(client, data->signal, buf_size);
		if (ret < 0)
			dev_err(&client->dev, "%s: err2 %d\n", __func__, ret);
	}

	mdelay(10);

	ack_pin_onoff = 0;
	if (gpio_get_value(data->pdata->irda_irq_gpio)) {
		printk(KERN_INFO "%s : %d Checksum NG!\n",
			__func__, count_number);
		ack_pin_onoff = 1;
	} else {
		printk(KERN_INFO "%s : %d Checksum OK!\n",
			__func__, count_number);
		ack_pin_onoff = 2;
	}
	ack_number = ack_pin_onoff;

	mutex_unlock(&data->mutex);

/*
	for (int i = 0; i < buf_size; i++) {
		printk(KERN_INFO "%s: data[%d] : 0x%02x\n", __func__, i,
				data->signal[i]);
	}
*/
	data->count = 2;

	end_data = data->signal[count-2] << 8 | data->signal[count-1];
	emission_time = \
		(1000 * (data->ir_sum - end_data) / (data->ir_freq)) + 10;
	sleep_timing = emission_time - 130;
	if (sleep_timing > 0)
		msleep(sleep_timing);
/*
	printk(KERN_INFO "%s: sleep_timing = %d\n", __func__, sleep_timing);
*/
	emission_time = \
		(1000 * (data->ir_sum) / (data->ir_freq)) + 50;
	if (emission_time > 0)
		msleep(emission_time);
		printk(KERN_INFO "%s: emission_time = %d\n",
					__func__, emission_time);

	if (gpio_get_value(data->pdata->irda_irq_gpio)) {
		printk(KERN_INFO "%s : %d Sending IR OK!\n",
				__func__, count_number);
		ack_pin_onoff = 4;
	} else {
		printk(KERN_INFO "%s : %d Sending IR NG!\n",
				__func__, count_number);
		ack_pin_onoff = 2;
	}

	ack_number += ack_pin_onoff;
#ifndef USE_STOP_MODE
	data->pdata->ir_vdd_onoff(0);
	data->on_off = 0;
	data->pdata->ir_wake_en(data->pdata,0);
#endif
	data->ir_freq = 0;
	data->ir_sum = 0;
}

Example #3

File: ir_remote_mc96fr116.c Project: LGaljo/android_kernel_samsung_s3ve3g

static void irda_remocon_work(struct ir_remocon_data *ir_data, int count)
{

	struct ir_remocon_data *data = ir_data;
	struct i2c_client *client = data->client;

	int buf_size = count+2;
	int ret, retry;
	int sleep_timing;
	int end_data;
	int emission_time;
	int ack_pin_onoff;

	if (count_number >= 100)
		count_number = 0;

	count_number++;

	gpio_tlmm_config(GPIO_CFG(ir_data->pdata->irda_irq_gpio,  0, GPIO_CFG_INPUT,
		GPIO_CFG_PULL_UP, GPIO_CFG_2MA), GPIO_CFG_ENABLE);

	pr_info("%s: total buf_size: %d\n", __func__, buf_size);

	irda_add_checksum_length(data, count);

	mutex_lock(&data->mutex);

	ret = i2c_master_send(client, data->signal, buf_size);
	if (ret < 0) {
		dev_err(&client->dev, "%s: err1 %d\n", __func__, ret);
		ret = i2c_master_send(client, data->signal, buf_size);
		if (ret < 0)
			dev_err(&client->dev, "%s: err2 %d\n", __func__, ret);
	}

	mdelay(10);

	ack_pin_onoff = 0;
	for(retry = 0; retry < 10; retry++) {
		if (gpio_get_value(data->pdata->irda_irq_gpio)) {
			if(retry == 9)
				pr_err("%s : %d Checksum NG!\n",
					__func__, count_number);
			ack_pin_onoff = 1;
			msleep(5);
		} else {
			pr_info("%s : %d Checksum OK!\n",
				__func__, count_number);
			ack_pin_onoff = 2;
			break;
		}
	}
	ack_number = ack_pin_onoff;

	mutex_unlock(&data->mutex);

#if 0
	for (i = 0; i < buf_size; i++) {
		printk(KERN_INFO "%s: data[%d] : 0x%02x\n", __func__, i,
					data->signal[i]);

	}
#endif
	data->count = 2;

	end_data = data->signal[count-2] << 8 | data->signal[count-1];
	emission_time = \
		(1000 * (data->ir_sum - end_data) / (data->ir_freq)) + 10;
	sleep_timing = emission_time - 130;
	if (sleep_timing > 0)
		msleep(sleep_timing);
/*
	printk(KERN_INFO "%s: sleep_timing = %d\n", __func__, sleep_timing);
*/
	emission_time = \
		(1000 * (data->ir_sum) / (data->ir_freq)) + 50;
	if (emission_time > 0)
		msleep(emission_time);
		pr_info("%s: emission_time = %d\n",
					__func__, emission_time);
	for(retry = 0; retry < 10; retry++) {
		if (gpio_get_value(data->pdata->irda_irq_gpio)) {
			pr_info("%s : %d Sending IR OK!\n",
					__func__, count_number);
			ack_pin_onoff = 4;
			break;
		} else {
			if(retry == 9)
				pr_info("%s : %d Sending IR NG!\n",
					__func__, count_number);
			ack_pin_onoff = 2;
			msleep(50);
		}
	}

	ack_number += ack_pin_onoff;
#ifndef USE_STOP_MODE
	data->on_off = 0;
	data->pdata->ir_wake_en(data->pdata,0);
	irda_vdd_onoff(0);
	gpio_set_value(data->pdata->irda_led_en, 0);
#endif
	data->ir_freq = 0;
	data->ir_sum = 0;
	gpio_tlmm_config(GPIO_CFG(ir_data->pdata->irda_irq_gpio,  0, GPIO_CFG_INPUT,
		GPIO_CFG_PULL_DOWN, GPIO_CFG_2MA), GPIO_CFG_ENABLE);
}