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authorJacob Keller <jacob.e.keller@intel.com>2012-05-22 10:08:32 +0400
committerJeff Kirsher <jeffrey.t.kirsher@intel.com>2012-06-14 14:13:06 +0400
commit0ede4a606af1778b24b84b7feed3c0bed2751a34 (patch)
tree121704ff53c3f5ef844406bfad87a8855ed4aee7 /drivers/net/ethernet/intel
parent6cbc52ef10ba3c7fbd8954270c025ffbf643ab05 (diff)
downloadlinux-0ede4a606af1778b24b84b7feed3c0bed2751a34.tar.xz
ixgbe: ptp code cleanup
This patch fixes two minor nits from Richard Cochran. The first is a case of ambitious line wrapping that wasn't necessary. The second is to re-order the flag checks for PPS support. Previously, the hardware test was done first, and the interrupt flag test was done second. Now, test the interrupt flag and use the unlikely macro. Signed-off-by: Jacob Keller <jacob.e.keller@intel.com> Tested-by: Phil Schmitt <phillip.j.schmitt@intel.com> Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
Diffstat (limited to 'drivers/net/ethernet/intel')
-rw-r--r--drivers/net/ethernet/intel/ixgbe/ixgbe_main.c8
-rw-r--r--drivers/net/ethernet/intel/ixgbe/ixgbe_ptp.c13
2 files changed, 10 insertions, 11 deletions
diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c b/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c
index 17ad6a3c1be1..1675b662da06 100644
--- a/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c
+++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c
@@ -790,12 +790,10 @@ static bool ixgbe_clean_tx_irq(struct ixgbe_q_vector *q_vector,
total_packets += tx_buffer->gso_segs;
#ifdef CONFIG_IXGBE_PTP
- if (unlikely(tx_buffer->tx_flags &
- IXGBE_TX_FLAGS_TSTAMP))
- ixgbe_ptp_tx_hwtstamp(q_vector,
- tx_buffer->skb);
-
+ if (unlikely(tx_buffer->tx_flags & IXGBE_TX_FLAGS_TSTAMP))
+ ixgbe_ptp_tx_hwtstamp(q_vector, tx_buffer->skb);
#endif
+
/* free the skb */
dev_kfree_skb_any(tx_buffer->skb);
diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_ptp.c b/drivers/net/ethernet/intel/ixgbe/ixgbe_ptp.c
index ddc6a4d19302..174f41fd1d2f 100644
--- a/drivers/net/ethernet/intel/ixgbe/ixgbe_ptp.c
+++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_ptp.c
@@ -307,13 +307,14 @@ void ixgbe_ptp_check_pps_event(struct ixgbe_adapter *adapter, u32 eicr)
!(adapter->flags2 & IXGBE_FLAG2_PTP_PPS_ENABLED))
return;
- switch (hw->mac.type) {
- case ixgbe_mac_X540:
- if (eicr & IXGBE_EICR_TIMESYNC)
+ if (unlikely(eicr & IXGBE_EICR_TIMESYNC)) {
+ switch (hw->mac.type) {
+ case ixgbe_mac_X540:
ptp_clock_event(adapter->ptp_clock, &event);
- break;
- default:
- break;
+ break;
+ default:
+ break;
+ }
}
}