net/octeontx2: support base PTP

[dpdk.git] / drivers / net / octeontx2 / otx2_ethdev.c

diff --git a/drivers/net/octeontx2/otx2_ethdev.c b/drivers/net/octeontx2/otx2_ethdev.c
index 25469c5..6ab8ed7 100644 (file)
--- a/drivers/net/octeontx2/otx2_ethdev.c
+++ b/drivers/net/octeontx2/otx2_ethdev.c
@@ -336,9 +336,7 @@ nix_cq_rq_uninit(struct rte_eth_dev *eth_dev, struct otx2_eth_rxq *rxq)
 static inline int
 nix_get_data_off(struct otx2_eth_dev *dev)
 {
-       RTE_SET_USED(dev);
-
-       return 0;
+       return otx2_ethdev_is_ptp_en(dev) ? NIX_TIMESYNC_RX_OFFSET : 0;
 }
 
 uint64_t
@@ -450,6 +448,7 @@ otx2_nix_rx_queue_setup(struct rte_eth_dev *eth_dev, uint16_t rq,
        rxq->qlen = nix_qsize_to_val(qsize);
        rxq->qsize = qsize;
        rxq->lookup_mem = otx2_nix_fastpath_lookup_mem_get();
+       rxq->tstamp = &dev->tstamp;
 
        /* Alloc completion queue */
        rc = nix_cq_rq_init(eth_dev, dev, rq, rxq, mp);
@@ -736,6 +735,7 @@ otx2_nix_form_default_desc(struct otx2_eth_txq *txq)
                        send_mem->dsz = 0x0;
                        send_mem->wmem = 0x1;
                        send_mem->alg = NIX_SENDMEMALG_SETTSTMP;
+                       send_mem->addr = txq->dev->tstamp.tx_tstamp_iova;
                }
                sg = (union nix_send_sg_s *)&txq->cmd[4];
        } else {
@@ -1160,6 +1160,16 @@ otx2_nix_configure(struct rte_eth_dev *eth_dev)
                goto free_nix_lf;
        }
 
+       /* Enable PTP if it was requested by the app or if it is already
+        * enabled in PF owning this VF
+        */
+       memset(&dev->tstamp, 0, sizeof(struct otx2_timesync_info));
+       if ((dev->rx_offloads & DEV_RX_OFFLOAD_TIMESTAMP) ||
+           otx2_ethdev_is_ptp_en(dev))
+               otx2_nix_timesync_enable(eth_dev);
+       else
+               otx2_nix_timesync_disable(eth_dev);
+
        /*
         * Restore queue config when reconfigure followed by
         * reconfigure and no queue configure invoked from application case.
@@ -1338,6 +1348,8 @@ static const struct eth_dev_ops otx2_eth_dev_ops = {
        .get_module_eeprom        = otx2_nix_get_module_eeprom,
        .flow_ctrl_get            = otx2_nix_flow_ctrl_get,
        .flow_ctrl_set            = otx2_nix_flow_ctrl_set,
+       .timesync_enable          = otx2_nix_timesync_enable,
+       .timesync_disable         = otx2_nix_timesync_disable,
 };
 
 static inline int
@@ -1542,6 +1554,10 @@ otx2_eth_dev_uninit(struct rte_eth_dev *eth_dev, bool mbox_close)
        /* Disable nix bpid config */
        otx2_nix_rxchan_bpid_cfg(eth_dev, false);
 
+       /* Disable PTP if already enabled */
+       if (otx2_ethdev_is_ptp_en(dev))
+               otx2_nix_timesync_disable(eth_dev);
+
        /* Free up SQs */
        for (i = 0; i < eth_dev->data->nb_tx_queues; i++) {
                otx2_nix_tx_queue_release(eth_dev->data->tx_queues[i]);