From: Sunil Kumar Kori Date: Wed, 23 Jun 2021 04:46:57 +0000 (+0530) Subject: net/cnxk: support Rx/Tx timestamp read X-Git-Url: http://git.droids-corp.org/?a=commitdiff_plain;h=77398b9e5c93ae60ddc4fa0ff6b1e13156c285cd;p=dpdk.git net/cnxk: support Rx/Tx timestamp read Patch implements Rx/Tx timestamp read operations for cn9k and cn10k platforms. Signed-off-by: Sunil Kumar Kori --- diff --git a/drivers/net/cnxk/cnxk_ethdev.c b/drivers/net/cnxk/cnxk_ethdev.c index fc91346840..cb583b4bcf 100644 --- a/drivers/net/cnxk/cnxk_ethdev.c +++ b/drivers/net/cnxk/cnxk_ethdev.c @@ -1260,6 +1260,8 @@ 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 diff --git a/drivers/net/cnxk/cnxk_ethdev.h b/drivers/net/cnxk/cnxk_ethdev.h index de6d533ddb..76df84a3d4 100644 --- a/drivers/net/cnxk/cnxk_ethdev.h +++ b/drivers/net/cnxk/cnxk_ethdev.h @@ -312,6 +312,11 @@ 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); diff --git a/drivers/net/cnxk/cnxk_ptp.c b/drivers/net/cnxk/cnxk_ptp.c index fc31796502..7b00f87f63 100644 --- a/drivers/net/cnxk/cnxk_ptp.c +++ b/drivers/net/cnxk/cnxk_ptp.c @@ -55,6 +55,44 @@ fail: return rc; } +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) {