From: Sunil Kumar Kori <skori@marvell.com>
Patch implements Rx/Tx timestamp read operations for cn9k
and cn10k platforms.
Signed-off-by: Sunil Kumar Kori <skori@marvell.com>
---
drivers/net/cnxk/cnxk_ethdev.c | 2 ++
drivers/net/cnxk/cnxk_ethdev.h | 5 +++++
drivers/net/cnxk/cnxk_ptp.c | 38 ++++++++++++++++++++++++++++++++++++++
3 files changed, 45 insertions(+)
@@ -1231,6 +1231,8 @@ struct eth_dev_ops cnxk_eth_dev_ops = {
.tx_done_cleanup = cnxk_nix_tx_done_cleanup,
.flow_ops_get = cnxk_nix_flow_ops_get,
.get_reg = cnxk_nix_dev_get_reg,
+ .timesync_read_rx_timestamp = cnxk_nix_timesync_read_rx_timestamp,
+ .timesync_read_tx_timestamp = cnxk_nix_timesync_read_tx_timestamp,
};
static int
@@ -296,6 +296,11 @@ int cnxk_nix_tx_queue_stop(struct rte_eth_dev *eth_dev, uint16_t qid);
int cnxk_nix_dev_start(struct rte_eth_dev *eth_dev);
int cnxk_nix_timesync_enable(struct rte_eth_dev *eth_dev);
int cnxk_nix_timesync_disable(struct rte_eth_dev *eth_dev);
+int cnxk_nix_timesync_read_rx_timestamp(struct rte_eth_dev *eth_dev,
+ struct timespec *timestamp,
+ uint32_t flags);
+int cnxk_nix_timesync_read_tx_timestamp(struct rte_eth_dev *eth_dev,
+ struct timespec *timestamp);
int cnxk_nix_tsc_convert(struct cnxk_eth_dev *dev);
uint64_t cnxk_nix_rxq_mbuf_setup(struct cnxk_eth_dev *dev);
@@ -56,6 +56,44 @@ cnxk_nix_tsc_convert(struct cnxk_eth_dev *dev)
}
int
+cnxk_nix_timesync_read_rx_timestamp(struct rte_eth_dev *eth_dev,
+ struct timespec *timestamp, uint32_t flags)
+{
+ struct cnxk_eth_dev *dev = cnxk_eth_pmd_priv(eth_dev);
+ struct cnxk_timesync_info *tstamp = &dev->tstamp;
+ uint64_t ns;
+
+ PLT_SET_USED(flags);
+
+ if (!tstamp->rx_ready)
+ return -EINVAL;
+
+ ns = rte_timecounter_update(&dev->rx_tstamp_tc, tstamp->rx_tstamp);
+ *timestamp = rte_ns_to_timespec(ns);
+ tstamp->rx_ready = 0;
+ return 0;
+}
+
+int
+cnxk_nix_timesync_read_tx_timestamp(struct rte_eth_dev *eth_dev,
+ struct timespec *timestamp)
+{
+ struct cnxk_eth_dev *dev = cnxk_eth_pmd_priv(eth_dev);
+ struct cnxk_timesync_info *tstamp = &dev->tstamp;
+ uint64_t ns;
+
+ if (*tstamp->tx_tstamp == 0)
+ return -EINVAL;
+
+ ns = rte_timecounter_update(&dev->tx_tstamp_tc, *tstamp->tx_tstamp);
+ *timestamp = rte_ns_to_timespec(ns);
+ *tstamp->tx_tstamp = 0;
+ rte_wmb();
+
+ return 0;
+}
+
+int
cnxk_nix_timesync_enable(struct rte_eth_dev *eth_dev)
{
struct cnxk_eth_dev *dev = cnxk_eth_pmd_priv(eth_dev);