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Diffstat (limited to 'lib/librte_ethdev/rte_ethdev.c')
-rw-r--r--lib/librte_ethdev/rte_ethdev.c88
1 files changed, 88 insertions, 0 deletions
diff --git a/lib/librte_ethdev/rte_ethdev.c b/lib/librte_ethdev/rte_ethdev.c
index 1703677..cc9a88b 100644
--- a/lib/librte_ethdev/rte_ethdev.c
+++ b/lib/librte_ethdev/rte_ethdev.c
@@ -1138,6 +1138,30 @@ rte_eth_dev_configure(uint16_t port_id, uint16_t nb_rx_q, uint16_t nb_tx_q,
ETHER_MAX_LEN;
}
+ /* Any requested offloading must be within its device capabilities */
+ if ((local_conf.rxmode.offloads & dev_info.rx_offload_capa) !=
+ local_conf.rxmode.offloads) {
+ ethdev_log(ERR, "ethdev port_id=%d requested Rx offloads "
+ "0x%" PRIx64 " doesn't match Rx offloads "
+ "capabilities 0x%" PRIx64 " in %s()\n",
+ port_id,
+ local_conf.rxmode.offloads,
+ dev_info.rx_offload_capa,
+ __func__);
+ /* Will return -EINVAL in the next release */
+ }
+ if ((local_conf.txmode.offloads & dev_info.tx_offload_capa) !=
+ local_conf.txmode.offloads) {
+ ethdev_log(ERR, "ethdev port_id=%d requested Tx offloads "
+ "0x%" PRIx64 " doesn't match Tx offloads "
+ "capabilities 0x%" PRIx64 " in %s()\n",
+ port_id,
+ local_conf.txmode.offloads,
+ dev_info.tx_offload_capa,
+ __func__);
+ /* Will return -EINVAL in the next release */
+ }
+
/* Check that device supports requested rss hash functions. */
if ((dev_info.flow_type_rss_offloads |
dev_conf->rx_adv_conf.rss_conf.rss_hf) !=
@@ -1503,6 +1527,38 @@ rte_eth_rx_queue_setup(uint16_t port_id, uint16_t rx_queue_id,
&local_conf.offloads);
}
+ /*
+ * If an offloading has already been enabled in
+ * rte_eth_dev_configure(), it has been enabled on all queues,
+ * so there is no need to enable it in this queue again.
+ * The local_conf.offloads input to underlying PMD only carries
+ * those offloadings which are only enabled on this queue and
+ * not enabled on all queues.
+ */
+ local_conf.offloads &= ~dev->data->dev_conf.rxmode.offloads;
+
+ /*
+ * New added offloadings for this queue are those not enabled in
+ * rte_eth_dev_configure() and they must be per-queue type.
+ * A pure per-port offloading can't be enabled on a queue while
+ * disabled on another queue. A pure per-port offloading can't
+ * be enabled for any queue as new added one if it hasn't been
+ * enabled in rte_eth_dev_configure().
+ */
+ if ((local_conf.offloads & dev_info.rx_queue_offload_capa) !=
+ local_conf.offloads) {
+ ethdev_log(ERR, "Ethdev port_id=%d rx_queue_id=%d, new "
+ "added offloads 0x%" PRIx64 " must be "
+ "within pre-queue offload capabilities 0x%"
+ PRIx64 " in %s()\n",
+ port_id,
+ rx_queue_id,
+ local_conf.offloads,
+ dev_info.rx_queue_offload_capa,
+ __func__);
+ /* Will return -EINVAL in the next release */
+ }
+
ret = (*dev->dev_ops->rx_queue_setup)(dev, rx_queue_id, nb_rx_desc,
socket_id, &local_conf, mp);
if (!ret) {
@@ -1635,6 +1691,38 @@ rte_eth_tx_queue_setup(uint16_t port_id, uint16_t tx_queue_id,
&local_conf.offloads);
}
+ /*
+ * If an offloading has already been enabled in
+ * rte_eth_dev_configure(), it has been enabled on all queues,
+ * so there is no need to enable it in this queue again.
+ * The local_conf.offloads input to underlying PMD only carries
+ * those offloadings which are only enabled on this queue and
+ * not enabled on all queues.
+ */
+ local_conf.offloads &= ~dev->data->dev_conf.txmode.offloads;
+
+ /*
+ * New added offloadings for this queue are those not enabled in
+ * rte_eth_dev_configure() and they must be per-queue type.
+ * A pure per-port offloading can't be enabled on a queue while
+ * disabled on another queue. A pure per-port offloading can't
+ * be enabled for any queue as new added one if it hasn't been
+ * enabled in rte_eth_dev_configure().
+ */
+ if ((local_conf.offloads & dev_info.tx_queue_offload_capa) !=
+ local_conf.offloads) {
+ ethdev_log(ERR, "Ethdev port_id=%d tx_queue_id=%d, new "
+ "added offloads 0x%" PRIx64 " must be "
+ "within pre-queue offload capabilities 0x%"
+ PRIx64 " in %s()\n",
+ port_id,
+ tx_queue_id,
+ local_conf.offloads,
+ dev_info.tx_queue_offload_capa,
+ __func__);
+ /* Will return -EINVAL in the next release */
+ }
+
return eth_err(port_id, (*dev->dev_ops->tx_queue_setup)(dev,
tx_queue_id, nb_tx_desc, socket_id, &local_conf));
}