diff options
Diffstat (limited to 'drivers/net/dsa/hirschmann/hellcreek_hwtstamp.c')
| -rw-r--r-- | drivers/net/dsa/hirschmann/hellcreek_hwtstamp.c | 28 |
1 files changed, 17 insertions, 11 deletions
diff --git a/drivers/net/dsa/hirschmann/hellcreek_hwtstamp.c b/drivers/net/dsa/hirschmann/hellcreek_hwtstamp.c index 69dd9a2e8bb6..40b41c794dfa 100644 --- a/drivers/net/dsa/hirschmann/hellcreek_hwtstamp.c +++ b/drivers/net/dsa/hirschmann/hellcreek_hwtstamp.c @@ -373,30 +373,38 @@ long hellcreek_hwtstamp_work(struct ptp_clock_info *ptp) return restart ? 1 : -1; } -bool hellcreek_port_txtstamp(struct dsa_switch *ds, int port, - struct sk_buff *clone, unsigned int type) +void hellcreek_port_txtstamp(struct dsa_switch *ds, int port, + struct sk_buff *skb) { struct hellcreek *hellcreek = ds->priv; struct hellcreek_port_hwtstamp *ps; struct ptp_header *hdr; + struct sk_buff *clone; + unsigned int type; ps = &hellcreek->ports[port].port_hwtstamp; - /* Check if the driver is expected to do HW timestamping */ - if (!(skb_shinfo(clone)->tx_flags & SKBTX_HW_TSTAMP)) - return false; + type = ptp_classify_raw(skb); + if (type == PTP_CLASS_NONE) + return; /* Make sure the message is a PTP message that needs to be timestamped * and the interaction with the HW timestamping is enabled. If not, stop * here */ - hdr = hellcreek_should_tstamp(hellcreek, port, clone, type); + hdr = hellcreek_should_tstamp(hellcreek, port, skb, type); if (!hdr) - return false; + return; + + clone = skb_clone_sk(skb); + if (!clone) + return; if (test_and_set_bit_lock(HELLCREEK_HWTSTAMP_TX_IN_PROGRESS, - &ps->state)) - return false; + &ps->state)) { + kfree_skb(clone); + return; + } ps->tx_skb = clone; @@ -406,8 +414,6 @@ bool hellcreek_port_txtstamp(struct dsa_switch *ds, int port, ps->tx_tstamp_start = jiffies; ptp_schedule_worker(hellcreek->ptp_clock, 0); - - return true; } bool hellcreek_port_rxtstamp(struct dsa_switch *ds, int port, |