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path: root/drivers/net/dsa/mv88e6xxx/hwtstamp.c
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Diffstat (limited to 'drivers/net/dsa/mv88e6xxx/hwtstamp.c')
-rw-r--r--drivers/net/dsa/mv88e6xxx/hwtstamp.c26
1 files changed, 17 insertions, 9 deletions
diff --git a/drivers/net/dsa/mv88e6xxx/hwtstamp.c b/drivers/net/dsa/mv88e6xxx/hwtstamp.c
index 094d17a1d037..8f74ffc7a279 100644
--- a/drivers/net/dsa/mv88e6xxx/hwtstamp.c
+++ b/drivers/net/dsa/mv88e6xxx/hwtstamp.c
@@ -468,30 +468,38 @@ long mv88e6xxx_hwtstamp_work(struct ptp_clock_info *ptp)
return restart ? 1 : -1;
}
-bool mv88e6xxx_port_txtstamp(struct dsa_switch *ds, int port,
- struct sk_buff *clone, unsigned int type)
+void mv88e6xxx_port_txtstamp(struct dsa_switch *ds, int port,
+ struct sk_buff *skb)
{
struct mv88e6xxx_chip *chip = ds->priv;
struct mv88e6xxx_port_hwtstamp *ps = &chip->port_hwtstamp[port];
struct ptp_header *hdr;
+ struct sk_buff *clone;
+ unsigned int type;
- if (!(skb_shinfo(clone)->tx_flags & SKBTX_HW_TSTAMP))
- return false;
+ type = ptp_classify_raw(skb);
+ if (type == PTP_CLASS_NONE)
+ return;
- hdr = mv88e6xxx_should_tstamp(chip, port, clone, type);
+ hdr = mv88e6xxx_should_tstamp(chip, port, skb, type);
if (!hdr)
- return false;
+ return;
+
+ clone = skb_clone_sk(skb);
+ if (!clone)
+ return;
if (test_and_set_bit_lock(MV88E6XXX_HWTSTAMP_TX_IN_PROGRESS,
- &ps->state))
- return false;
+ &ps->state)) {
+ kfree_skb(clone);
+ return;
+ }
ps->tx_skb = clone;
ps->tx_tstamp_start = jiffies;
ps->tx_seq_id = be16_to_cpu(hdr->sequence_id);
ptp_schedule_worker(chip->ptp_clock, 0);
- return true;
}
int mv88e6165_global_disable(struct mv88e6xxx_chip *chip)