[RFC,v2,2/3] net/hns3: add support for query of rx/tx queue info
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Commit Message
From: Huisong Li <lihuisong@huawei.com>
This patch adds support for query of rx/tx queue info for hns3. And the
new field rx_buf_size in rte_eth_rxq_info is also filled.
Signed-off-by: Huisong Li <lihuisong@huawei.com>
Signed-off-by: Chengchang Tang <xavier.huwei@huawei.com>
Reviewed-by: Wei Hu (Xavier) <xavier.huwei@huawei.com>
---
drivers/net/hns3/hns3_ethdev.c | 2 ++
drivers/net/hns3/hns3_ethdev_vf.c | 2 ++
drivers/net/hns3/hns3_rxtx.c | 48 +++++++++++++++++++++++++++++++++++++++
drivers/net/hns3/hns3_rxtx.h | 4 ++++
4 files changed, 56 insertions(+)
--
2.7.4
@@ -5413,6 +5413,8 @@ static const struct eth_dev_ops hns3_eth_dev_ops = {
.tx_queue_release = hns3_dev_tx_queue_release,
.rx_queue_intr_enable = hns3_dev_rx_queue_intr_enable,
.rx_queue_intr_disable = hns3_dev_rx_queue_intr_disable,
+ .rxq_info_get = hns3_rxq_info_get,
+ .txq_info_get = hns3_txq_info_get,
.dev_configure = hns3_dev_configure,
.flow_ctrl_get = hns3_flow_ctrl_get,
.flow_ctrl_set = hns3_flow_ctrl_set,
@@ -2473,6 +2473,8 @@ static const struct eth_dev_ops hns3vf_eth_dev_ops = {
.tx_queue_release = hns3_dev_tx_queue_release,
.rx_queue_intr_enable = hns3_dev_rx_queue_intr_enable,
.rx_queue_intr_disable = hns3_dev_rx_queue_intr_disable,
+ .rxq_info_get = hns3_rxq_info_get,
+ .txq_info_get = hns3_txq_info_get,
.dev_configure = hns3vf_dev_configure,
.mac_addr_add = hns3vf_add_mac_addr,
.mac_addr_remove = hns3vf_remove_mac_addr,
@@ -2814,3 +2814,51 @@ void hns3_set_rxtx_function(struct rte_eth_dev *eth_dev)
eth_dev->tx_pkt_prepare = hns3_dummy_rxtx_burst;
}
}
+
+void
+hns3_rxq_info_get(struct rte_eth_dev *dev, uint16_t queue_id,
+ struct rte_eth_rxq_info *qinfo)
+{
+ struct hns3_hw *hw = HNS3_DEV_PRIVATE_TO_HW(dev->data->dev_private);
+ struct hns3_rx_queue *rxq = dev->data->rx_queues[queue_id];
+
+ if (rxq == NULL) {
+ hns3_err(hw, "queue pointer of rx queue_id (%u) is NULL.",
+ queue_id);
+ return;
+ }
+
+ qinfo->mp = rxq->mb_pool;
+ qinfo->nb_desc = rxq->nb_rx_desc;
+ qinfo->scattered_rx = dev->data->scattered_rx;
+ /*
+ * Report the hw rx buffer length which may be smaller than the mbuf
+ * date room size to user. This value affects the number of packets
+ * when receive a jumbo frame in scatter mode.
+ */
+ qinfo->rx_buf_size = rxq->rx_buf_len;
+
+ /* If no descriptors available, packets are always dropped. */
+ qinfo->conf.rx_drop_en = 1;
+ qinfo->conf.offloads = dev->data->dev_conf.rxmode.offloads;
+ qinfo->conf.rx_free_thresh = rxq->rx_free_thresh;
+ qinfo->conf.rx_deferred_start = rxq->rx_deferred_start;
+}
+
+void
+hns3_txq_info_get(struct rte_eth_dev *dev, uint16_t queue_id,
+ struct rte_eth_txq_info *qinfo)
+{
+ struct hns3_hw *hw = HNS3_DEV_PRIVATE_TO_HW(dev->data->dev_private);
+ struct hns3_tx_queue *txq = dev->data->tx_queues[queue_id];
+
+ if (txq == NULL) {
+ hns3_err(hw, "queue pointer of tx queue_id (%u) is NULL.",
+ queue_id);
+ return;
+ }
+
+ qinfo->nb_desc = txq->nb_tx_desc;
+ qinfo->conf.offloads = dev->data->dev_conf.txmode.offloads;
+ qinfo->conf.tx_deferred_start = txq->tx_deferred_start;
+}
@@ -403,4 +403,8 @@ int hns3_config_gro(struct hns3_hw *hw, bool en);
int hns3_restore_gro_conf(struct hns3_hw *hw);
void hns3_update_all_queues_pvid_state(struct hns3_hw *hw);
+void hns3_rxq_info_get(struct rte_eth_dev *dev, uint16_t queue_id,
+ struct rte_eth_rxq_info *qinfo);
+void hns3_txq_info_get(struct rte_eth_dev *dev, uint16_t queue_id,
+ struct rte_eth_txq_info *qinfo);
#endif /* _HNS3_RXTX_H_ */