[PATCH v4 2/7] net/idpf: save main time by alarm

[Wenjing Qiao]

Using alarm to save main time from registers every 1 second.

Fixes: 8c6098afa075 ("common/idpf: add Rx/Tx data path")
Cc: sta...@dpdk.org

Signed-off-by: Wenjing Qiao <wenjing.q...@intel.com>
---
 drivers/net/idpf/idpf_ethdev.c | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/drivers/net/idpf/idpf_ethdev.c b/drivers/net/idpf/idpf_ethdev.c
index 7a33b9eb6a..21f3d0f76a 100644
--- a/drivers/net/idpf/idpf_ethdev.c
+++ b/drivers/net/idpf/idpf_ethdev.c
@@ -761,6 +761,9 @@ idpf_dev_start(struct rte_eth_dev *dev)
                goto err_vec;
        }
 
+       if (dev->data->dev_conf.rxmode.offloads & RTE_ETH_RX_OFFLOAD_TIMESTAMP)
+               idpf_rx_timestamp_start(base);
+
        ret = idpf_vc_vectors_alloc(vport, req_vecs_num);
        if (ret != 0) {
                PMD_DRV_LOG(ERR, "Failed to allocate interrupt vectors");
@@ -808,6 +811,7 @@ static int
 idpf_dev_stop(struct rte_eth_dev *dev)
 {
        struct idpf_vport *vport = dev->data->dev_private;
+       struct idpf_adapter *base = vport->adapter;
 
        if (dev->data->dev_started == 0)
                return 0;
@@ -820,6 +824,9 @@ idpf_dev_stop(struct rte_eth_dev *dev)
 
        idpf_vc_vectors_dealloc(vport);
 
+       if (dev->data->dev_conf.rxmode.offloads & RTE_ETH_RX_OFFLOAD_TIMESTAMP)
+               idpf_rx_timestamp_stop(base);
+
        return 0;
 }
 
-- 
2.25.1