From: Beilei Xing <beilei.x...@intel.com>

This patch supports hairpin_bind/unbind ops.

Signed-off-by: Xiao Wang <xiao.w.w...@intel.com>
Signed-off-by: Beilei Xing <beilei.x...@intel.com>
---
 drivers/net/cpfl/cpfl_ethdev.c | 137 +++++++++++++++++++++++++++++++++
 1 file changed, 137 insertions(+)

diff --git a/drivers/net/cpfl/cpfl_ethdev.c b/drivers/net/cpfl/cpfl_ethdev.c
index 9fc7d3401f..ff36f02b11 100644
--- a/drivers/net/cpfl/cpfl_ethdev.c
+++ b/drivers/net/cpfl/cpfl_ethdev.c
@@ -1119,6 +1119,141 @@ cpfl_hairpin_get_peer_ports(struct rte_eth_dev *dev, 
uint16_t *peer_ports,
        return j;
 }
 
+static int
+cpfl_hairpin_bind(struct rte_eth_dev *dev, uint16_t rx_port)
+{
+       struct cpfl_vport *cpfl_tx_vport = dev->data->dev_private;
+       struct idpf_vport *tx_vport = &cpfl_tx_vport->base;
+       struct cpfl_vport *cpfl_rx_vport;
+       struct cpfl_tx_queue *cpfl_txq;
+       struct cpfl_rx_queue *cpfl_rxq;
+       struct rte_eth_dev *peer_dev;
+       struct idpf_vport *rx_vport;
+       int err = 0;
+       int i;
+
+       err = cpfl_txq_hairpin_info_update(dev, rx_port);
+       if (err != 0) {
+               PMD_DRV_LOG(ERR, "Fail to update Tx hairpin queue info.");
+               return err;
+       }
+
+       /* configure hairpin queues */
+       for (i = cpfl_tx_vport->nb_data_txq; i < dev->data->nb_tx_queues; i++) {
+               cpfl_txq = dev->data->tx_queues[i];
+               err = cpfl_hairpin_txq_config(tx_vport, cpfl_txq);
+               if (err != 0) {
+                       PMD_DRV_LOG(ERR, "Fail to configure hairpin Tx queue 
%u", i);
+                       return err;
+               }
+       }
+
+       err = cpfl_hairpin_tx_complq_config(cpfl_tx_vport);
+       if (err != 0) {
+               PMD_DRV_LOG(ERR, "Fail to config Tx completion queue");
+               return err;
+       }
+
+       peer_dev = &rte_eth_devices[rx_port];
+       cpfl_rx_vport = (struct cpfl_vport *)peer_dev->data->dev_private;
+       rx_vport = &cpfl_rx_vport->base;
+       cpfl_rxq_hairpin_mz_bind(peer_dev);
+
+       err = cpfl_hairpin_rx_bufq_config(cpfl_rx_vport);
+       if (err != 0) {
+               PMD_DRV_LOG(ERR, "Fail to config Rx buffer queue");
+               return err;
+       }
+
+       for (i = cpfl_rx_vport->nb_data_rxq; i < peer_dev->data->nb_rx_queues; 
i++) {
+               cpfl_rxq = peer_dev->data->rx_queues[i];
+               err = cpfl_hairpin_rxq_config(rx_vport, cpfl_rxq);
+               if (err != 0) {
+                       PMD_DRV_LOG(ERR, "Fail to configure hairpin Rx queue 
%u", i);
+                       return err;
+               }
+               err = cpfl_rx_queue_init(peer_dev, i);
+               if (err != 0) {
+                       PMD_DRV_LOG(ERR, "Fail to init hairpin Rx queue %u", i);
+                       return err;
+               }
+       }
+
+       /* enable hairpin queues */
+       for (i = cpfl_tx_vport->nb_data_txq; i < dev->data->nb_tx_queues; i++) {
+               cpfl_txq = dev->data->tx_queues[i];
+               err = cpfl_switch_hairpin_rxtx_queue(cpfl_tx_vport,
+                                                    i - 
cpfl_tx_vport->nb_data_txq,
+                                                    false, true);
+               if (err != 0) {
+                       PMD_DRV_LOG(ERR, "Failed to switch hairpin TX queue %u 
on",
+                                   i);
+                       return err;
+               }
+               cpfl_txq->base.q_started = true;
+       }
+
+       err = cpfl_switch_hairpin_complq(cpfl_tx_vport, true);
+       if (err != 0) {
+               PMD_DRV_LOG(ERR, "Failed to switch hairpin Tx complq");
+               return err;
+       }
+
+       for (i = cpfl_rx_vport->nb_data_rxq; i < peer_dev->data->nb_rx_queues; 
i++) {
+               cpfl_rxq = peer_dev->data->rx_queues[i];
+               err = cpfl_switch_hairpin_rxtx_queue(cpfl_rx_vport,
+                                                    i - 
cpfl_rx_vport->nb_data_rxq,
+                                                    true, true);
+               if (err != 0) {
+                       PMD_DRV_LOG(ERR, "Failed to switch hairpin RX queue %u 
on",
+                                   i);
+               }
+               cpfl_rxq->base.q_started = true;
+       }
+
+       err = cpfl_switch_hairpin_bufq(cpfl_rx_vport, true);
+       if (err != 0) {
+               PMD_DRV_LOG(ERR, "Failed to switch hairpin Rx buffer queue");
+               return err;
+       }
+
+       return 0;
+}
+
+static int
+cpfl_hairpin_unbind(struct rte_eth_dev *dev, uint16_t rx_port)
+{
+       struct cpfl_vport *cpfl_tx_vport = dev->data->dev_private;
+       struct rte_eth_dev *peer_dev = &rte_eth_devices[rx_port];
+       struct cpfl_vport *cpfl_rx_vport = peer_dev->data->dev_private;
+       struct cpfl_tx_queue *cpfl_txq;
+       struct cpfl_rx_queue *cpfl_rxq;
+       int i;
+
+       /* disable hairpin queues */
+       for (i = cpfl_tx_vport->nb_data_txq; i < dev->data->nb_tx_queues; i++) {
+               cpfl_txq = dev->data->tx_queues[i];
+               cpfl_switch_hairpin_rxtx_queue(cpfl_tx_vport,
+                                              i - cpfl_tx_vport->nb_data_txq,
+                                              false, false);
+               cpfl_txq->base.q_started = false;
+       }
+
+       cpfl_switch_hairpin_complq(cpfl_tx_vport, false);
+
+       for (i = cpfl_rx_vport->nb_data_rxq; i < peer_dev->data->nb_rx_queues; 
i++) {
+               cpfl_rxq = peer_dev->data->rx_queues[i];
+               cpfl_switch_hairpin_rxtx_queue(cpfl_rx_vport,
+                                              i - cpfl_rx_vport->nb_data_rxq,
+                                              true, false);
+               cpfl_rxq->base.q_started = false;
+       }
+
+       cpfl_switch_hairpin_bufq(cpfl_rx_vport, false);
+
+       return 0;
+}
+
 static const struct eth_dev_ops cpfl_eth_dev_ops = {
        .dev_configure                  = cpfl_dev_configure,
        .dev_close                      = cpfl_dev_close,
@@ -1149,6 +1284,8 @@ static const struct eth_dev_ops cpfl_eth_dev_ops = {
        .rx_hairpin_queue_setup         = cpfl_rx_hairpin_queue_setup,
        .tx_hairpin_queue_setup         = cpfl_tx_hairpin_queue_setup,
        .hairpin_get_peer_ports         = cpfl_hairpin_get_peer_ports,
+       .hairpin_bind                   = cpfl_hairpin_bind,
+       .hairpin_unbind                 = cpfl_hairpin_unbind,
 };
 
 static int
-- 
2.26.2

Reply via email to