diff options
Diffstat (limited to 'drivers/net')
| -rw-r--r-- | drivers/net/ethernet/intel/ixgbe/ixgbe.h | 21 | ||||
| -rw-r--r-- | drivers/net/ethernet/intel/ixgbe/ixgbe_ptp.c | 21 |
2 files changed, 23 insertions, 19 deletions
diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe.h b/drivers/net/ethernet/intel/ixgbe/ixgbe.h index 2618598..cd4c83b1 100644 --- a/drivers/net/ethernet/intel/ixgbe/ixgbe.h +++ b/drivers/net/ethernet/intel/ixgbe/ixgbe.h @@ -755,9 +755,24 @@ extern void ixgbe_ptp_init(struct ixgbe_adapter *adapter); extern void ixgbe_ptp_stop(struct ixgbe_adapter *adapter); extern void ixgbe_ptp_overflow_check(struct ixgbe_adapter *adapter); extern void ixgbe_ptp_rx_hang(struct ixgbe_adapter *adapter); -extern void ixgbe_ptp_rx_hwtstamp(struct ixgbe_ring *rx_ring, - union ixgbe_adv_rx_desc *rx_desc, - struct sk_buff *skb); +extern void __ixgbe_ptp_rx_hwtstamp(struct ixgbe_q_vector *q_vector, + struct sk_buff *skb); +static inline void ixgbe_ptp_rx_hwtstamp(struct ixgbe_ring *rx_ring, + union ixgbe_adv_rx_desc *rx_desc, + struct sk_buff *skb) +{ + if (unlikely(!ixgbe_test_staterr(rx_desc, IXGBE_RXDADV_STAT_TS))) + return; + + __ixgbe_ptp_rx_hwtstamp(rx_ring->q_vector, skb); + + /* + * Update the last_rx_timestamp timer in order to enable watchdog check + * for error case of latched timestamp on a dropped packet. + */ + rx_ring->last_rx_timestamp = jiffies; +} + extern int ixgbe_ptp_hwtstamp_ioctl(struct ixgbe_adapter *adapter, struct ifreq *ifr, int cmd); extern void ixgbe_ptp_start_cyclecounter(struct ixgbe_adapter *adapter); diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_ptp.c b/drivers/net/ethernet/intel/ixgbe/ixgbe_ptp.c index 6304616..53d2047 100644 --- a/drivers/net/ethernet/intel/ixgbe/ixgbe_ptp.c +++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_ptp.c @@ -531,18 +531,16 @@ static void ixgbe_ptp_tx_hwtstamp_work(struct work_struct *work) } /** - * ixgbe_ptp_rx_hwtstamp - utility function which checks for RX time stamp + * __ixgbe_ptp_rx_hwtstamp - utility function which checks for RX time stamp * @q_vector: structure containing interrupt and ring information - * @rx_desc: the rx descriptor * @skb: particular skb to send timestamp with * * if the timestamp is valid, we convert it into the timecounter ns * value, then store that result into the shhwtstamps structure which * is passed up the network stack */ -void ixgbe_ptp_rx_hwtstamp(struct ixgbe_ring *rx_ring, - union ixgbe_adv_rx_desc *rx_desc, - struct sk_buff *skb) +void __ixgbe_ptp_rx_hwtstamp(struct ixgbe_q_vector *q_vector, + struct sk_buff *skb) { struct ixgbe_adapter *adapter; struct ixgbe_hw *hw; @@ -552,15 +550,12 @@ void ixgbe_ptp_rx_hwtstamp(struct ixgbe_ring *rx_ring, unsigned long flags; /* we cannot process timestamps on a ring without a q_vector */ - if (!rx_ring->q_vector || !rx_ring->q_vector->adapter) + if (!q_vector || !q_vector->adapter) return; - adapter = rx_ring->q_vector->adapter; + adapter = q_vector->adapter; hw = &adapter->hw; - if (unlikely(!ixgbe_test_staterr(rx_desc, IXGBE_RXDADV_STAT_TS))) - return; - /* * Read the tsyncrxctl register afterwards in order to prevent taking an * I/O hit on every packet. @@ -569,12 +564,6 @@ void ixgbe_ptp_rx_hwtstamp(struct ixgbe_ring *rx_ring, if (!(tsyncrxctl & IXGBE_TSYNCRXCTL_VALID)) return; - /* - * Update the last_rx_timestamp timer in order to enable watchdog check - * for error case of latched timestamp on a dropped packet. - */ - rx_ring->last_rx_timestamp = jiffies; - regval |= (u64)IXGBE_READ_REG(hw, IXGBE_RXSTMPL); regval |= (u64)IXGBE_READ_REG(hw, IXGBE_RXSTMPH) << 32; |
