Function nfp_mtr_profile_delete

dpdk/drivers/net/nfp/nfp_mtr.c:337–378

* Callback to delete MTR profile. * * @param[in] dev * Pointer to Ethernet device. * @param[in] mtr_profile_id * Meter profile id. * @param[out] error * Pointer to the error structure. * * @return * 0 on success, a negative value otherwise and rte_errno is set. */

 *   0 on success, a negative value otherwise and rte_errno is set.
 */
static int
nfp_mtr_profile_delete(struct rte_eth_dev *dev,
		uint32_t mtr_profile_id,
		struct rte_mtr_error *error)
{
	int ret;
	struct nfp_mtr_priv *priv;
	struct nfp_mtr_profile *mtr_profile;
	struct nfp_app_fw_flower *app_fw_flower;
	struct nfp_flower_representor *representor;

	representor = dev->data->dev_private;
	app_fw_flower = representor->app_fw_flower;
	priv = app_fw_flower->mtr_priv;

	/* Check if mtr profile id exist */
	mtr_profile = nfp_mtr_profile_search(priv, mtr_profile_id);
	if (mtr_profile == NULL) {
		return -rte_mtr_error_set(error, EINVAL,
				RTE_MTR_ERROR_TYPE_METER_PROFILE_ID,
				NULL, "Request meter profile not exist");
	}

	if (mtr_profile->in_use) {
		return -rte_mtr_error_set(error, EINVAL,
				RTE_MTR_ERROR_TYPE_METER_PROFILE,
				NULL, "Request meter profile is been used");
	}

	ret = nfp_flower_cmsg_qos_delete(app_fw_flower, &mtr_profile->conf);
	if (ret != 0) {
		return -rte_mtr_error_set(error, EINVAL,
				RTE_MTR_ERROR_TYPE_UNSPECIFIED,
				NULL, "Delete meter from firmware failed");
	}

	/* Remove profile from profile list */
	LIST_REMOVE(mtr_profile, next);
	rte_free(mtr_profile);

	return 0;
}

static struct nfp_mtr_policy *
nfp_mtr_policy_search(struct nfp_mtr_priv *priv, uint32_t mtr_policy_id)