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path: root/drivers/net/ethernet/intel/ice/ice_ptp.c
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Diffstat (limited to 'drivers/net/ethernet/intel/ice/ice_ptp.c')
-rw-r--r--drivers/net/ethernet/intel/ice/ice_ptp.c8
1 files changed, 6 insertions, 2 deletions
diff --git a/drivers/net/ethernet/intel/ice/ice_ptp.c b/drivers/net/ethernet/intel/ice/ice_ptp.c
index 651dc385ff5d..ac6f06f9a2ed 100644
--- a/drivers/net/ethernet/intel/ice/ice_ptp.c
+++ b/drivers/net/ethernet/intel/ice/ice_ptp.c
@@ -680,6 +680,7 @@ static bool ice_ptp_tx_tstamp(struct ice_ptp_tx *tx)
struct ice_pf *pf;
struct ice_hw *hw;
u64 tstamp_ready;
+ bool link_up;
int err;
u8 idx;
@@ -695,11 +696,14 @@ static bool ice_ptp_tx_tstamp(struct ice_ptp_tx *tx)
if (err)
return false;
+ /* Drop packets if the link went down */
+ link_up = ptp_port->link_up;
+
for_each_set_bit(idx, tx->in_use, tx->len) {
struct skb_shared_hwtstamps shhwtstamps = {};
u8 phy_idx = idx + tx->offset;
u64 raw_tstamp = 0, tstamp;
- bool drop_ts = false;
+ bool drop_ts = !link_up;
struct sk_buff *skb;
/* Drop packets which have waited for more than 2 seconds */
@@ -728,7 +732,7 @@ static bool ice_ptp_tx_tstamp(struct ice_ptp_tx *tx)
ice_trace(tx_tstamp_fw_req, tx->tstamps[idx].skb, idx);
err = ice_read_phy_tstamp(hw, tx->block, phy_idx, &raw_tstamp);
- if (err)
+ if (err && !drop_ts)
continue;
ice_trace(tx_tstamp_fw_done, tx->tstamps[idx].skb, idx);