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authorJarod Wilson <jarod@redhat.com>2016-07-26 21:25:35 +0300
committerJeff Kirsher <jeffrey.t.kirsher@intel.com>2016-08-16 20:47:20 +0300
commit8037dd60f45264c3fbbea4cc0cea5f2f0a774b5e (patch)
tree73abe284bebb8b5d4e12cedaa2af2448a87a4a45 /drivers/net
parent0be5b96cd8400aeb4bf3f8c5e7f5efaa38ae5055 (diff)
downloadlinux-8037dd60f45264c3fbbea4cc0cea5f2f0a774b5e.tar.xz
e1000e: fix PTP on e1000_pch_lpt variants
I've got reports that the Intel I-218V NIC in Intel NUC5i5RYH systems used as a PTP slave experiences random ~10 hour clock jumps, which are resolved if the same workaround for the 82574 and 82583 is employed, so set the appropriate flag2 in e1000_pch_lpt_info too. Reported-by: Rupesh Patel <rupatel@redhat.com> Signed-off-by: Jarod Wilson <jarod@redhat.com> Tested-by: Aaron Brown <aaron.f.brown@intel.com> Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
Diffstat (limited to 'drivers/net')
-rw-r--r--drivers/net/ethernet/intel/e1000e/ich8lan.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/net/ethernet/intel/e1000e/ich8lan.c b/drivers/net/ethernet/intel/e1000e/ich8lan.c
index 3e11322d8d58..f3aaca743ea3 100644
--- a/drivers/net/ethernet/intel/e1000e/ich8lan.c
+++ b/drivers/net/ethernet/intel/e1000e/ich8lan.c
@@ -5885,7 +5885,8 @@ const struct e1000_info e1000_pch_lpt_info = {
| FLAG_HAS_JUMBO_FRAMES
| FLAG_APME_IN_WUC,
.flags2 = FLAG2_HAS_PHY_STATS
- | FLAG2_HAS_EEE,
+ | FLAG2_HAS_EEE
+ | FLAG2_CHECK_SYSTIM_OVERFLOW,
.pba = 26,
.max_hw_frame_size = 9022,
.get_variants = e1000_get_variants_ich8lan,