C++ (Cpp) qeth_set_access_ctrl_online示例

示例#1

文件： qeth_core_sys.c 项目： 383530895/linux

static ssize_t qeth_dev_isolation_store(struct device *dev,
		struct device_attribute *attr, const char *buf, size_t count)
{
	struct qeth_card *card = dev_get_drvdata(dev);
	enum qeth_ipa_isolation_modes isolation;
	int rc = 0;
	char *tmp, *curtoken;
	curtoken = (char *) buf;

	if (!card)
		return -EINVAL;

	mutex_lock(&card->conf_mutex);
	/* check for unknown, too, in case we do not yet know who we are */
	if (card->info.type != QETH_CARD_TYPE_OSD &&
	    card->info.type != QETH_CARD_TYPE_OSX &&
	    card->info.type != QETH_CARD_TYPE_UNKNOWN) {
		rc = -EOPNOTSUPP;
		dev_err(&card->gdev->dev, "Adapter does not "
			"support QDIO data connection isolation\n");
		goto out;
	}

	/* parse input into isolation mode */
	tmp = strsep(&curtoken, "\n");
	if (!strcmp(tmp, ATTR_QETH_ISOLATION_NONE)) {
		isolation = ISOLATION_MODE_NONE;
	} else if (!strcmp(tmp, ATTR_QETH_ISOLATION_FWD)) {
		isolation = ISOLATION_MODE_FWD;
	} else if (!strcmp(tmp, ATTR_QETH_ISOLATION_DROP)) {
		isolation = ISOLATION_MODE_DROP;
	} else {
		rc = -EINVAL;
		goto out;
	}
	rc = count;

	/* defer IP assist if device is offline (until discipline->set_online)*/
	card->options.prev_isolation = card->options.isolation;
	card->options.isolation = isolation;
	if (card->state == CARD_STATE_SOFTSETUP ||
	    card->state == CARD_STATE_UP) {
		int ipa_rc = qeth_set_access_ctrl_online(card, 1);
		if (ipa_rc != 0)
			rc = ipa_rc;
	}
out:
	mutex_unlock(&card->conf_mutex);
	return rc;
}

示例#2

文件： qeth_core_sys.c 项目： avagin/linux

static ssize_t qeth_dev_isolation_store(struct device *dev,
		struct device_attribute *attr, const char *buf, size_t count)
{
	struct qeth_card *card = dev_get_drvdata(dev);
	enum qeth_ipa_isolation_modes isolation;
	int rc = 0;

	if (!card)
		return -EINVAL;

	mutex_lock(&card->conf_mutex);
	if (!IS_OSD(card) && !IS_OSX(card)) {
		rc = -EOPNOTSUPP;
		dev_err(&card->gdev->dev, "Adapter does not "
			"support QDIO data connection isolation\n");
		goto out;
	}

	/* parse input into isolation mode */
	if (sysfs_streq(buf, ATTR_QETH_ISOLATION_NONE)) {
		isolation = ISOLATION_MODE_NONE;
	} else if (sysfs_streq(buf, ATTR_QETH_ISOLATION_FWD)) {
		isolation = ISOLATION_MODE_FWD;
	} else if (sysfs_streq(buf, ATTR_QETH_ISOLATION_DROP)) {
		isolation = ISOLATION_MODE_DROP;
	} else {
		rc = -EINVAL;
		goto out;
	}
	rc = count;

	/* defer IP assist if device is offline (until discipline->set_online)*/
	card->options.prev_isolation = card->options.isolation;
	card->options.isolation = isolation;
	if (qeth_card_hw_is_reachable(card)) {
		int ipa_rc = qeth_set_access_ctrl_online(card, 1);
		if (ipa_rc != 0)
			rc = ipa_rc;
	}
out:
	mutex_unlock(&card->conf_mutex);
	return rc;
}