OMAP: DSS2: Taal: Add sysfs file for ESD interval

	return len < PAGE_SIZE ? len : PAGE_SIZE - 1;

}

static ssize_t taal_store_esd_interval(struct device *dev,

		struct device_attribute *attr,

		const char *buf, size_t count)

{

	struct omap_dss_device *dssdev = to_dss_device(dev);

	struct taal_data *td = dev_get_drvdata(&dssdev->dev);

	unsigned long t;

	int r;

	r = strict_strtoul(buf, 10, &t);

	if (r)

		return r;

	mutex_lock(&td->lock);

	taal_cancel_esd_work(dssdev);

	td->esd_interval = t;

	if (td->enabled)

		taal_queue_esd_work(dssdev);

	mutex_unlock(&td->lock);

	return count;

}

static ssize_t taal_show_esd_interval(struct device *dev,

		struct device_attribute *attr,

		char *buf)

{

	struct omap_dss_device *dssdev = to_dss_device(dev);

	struct taal_data *td = dev_get_drvdata(&dssdev->dev);

	unsigned t;

	mutex_lock(&td->lock);

	t = td->esd_interval;

	mutex_unlock(&td->lock);

	return snprintf(buf, PAGE_SIZE, "%u\n", t);

}

static DEVICE_ATTR(num_dsi_errors, S_IRUGO, taal_num_errors_show, NULL);

static DEVICE_ATTR(hw_revision, S_IRUGO, taal_hw_revision_show, NULL);

static DEVICE_ATTR(cabc_mode, S_IRUGO | S_IWUSR,

		show_cabc_mode, store_cabc_mode);

static DEVICE_ATTR(cabc_available_modes, S_IRUGO,

		show_cabc_available_modes, NULL);

static DEVICE_ATTR(esd_interval, S_IRUGO | S_IWUSR,

		taal_show_esd_interval, taal_store_esd_interval);

static struct attribute *taal_attrs[] = {

	&dev_attr_num_dsi_errors.attr,

	&dev_attr_hw_revision.attr,

	&dev_attr_cabc_mode.attr,

	&dev_attr_cabc_available_modes.attr,

	&dev_attr_esd_interval.attr,

	NULL,

};