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authorJacob Keller <jacob.e.keller@intel.com>2016-05-24 13:56:31 -0700
committerJeff Kirsher <jeffrey.t.kirsher@intel.com>2016-06-29 11:14:31 -0700
commit8646f7b4cdf2d0557e718c4524a3e31455b92ad7 (patch)
tree9b75e68b35771773ddb256b9b1e00e84a5c23a77 /drivers/net/ethernet/intel/igb/igb_main.c
parentigb: implement igb_ptp_suspend (diff)
downloadlinux-dev-8646f7b4cdf2d0557e718c4524a3e31455b92ad7.tar.xz
linux-dev-8646f7b4cdf2d0557e718c4524a3e31455b92ad7.zip
igb: call igb_ptp_suspend during suspend/resume cycle
Properly stop the extra workqueue items and ensure that we resume cleanly. This is better than using igb_ptp_init and igb_ptp_stop since these functions destroy the PHC device, which will cause other problems if we do so. Since igb_ptp_reset now re-schedules the work-queue item we don't need an equivalent igb_ptp_resume in the resume workflow. Signed-off-by: Jacob Keller <jacob.e.keller@intel.com> Tested-by: Aaron Brown <aaron.f.brown@intel.com> Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
Diffstat (limited to '')
-rw-r--r--drivers/net/ethernet/intel/igb/igb_main.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/net/ethernet/intel/igb/igb_main.c b/drivers/net/ethernet/intel/igb/igb_main.c
index 750a5d865c9f..a15f82600802 100644
--- a/drivers/net/ethernet/intel/igb/igb_main.c
+++ b/drivers/net/ethernet/intel/igb/igb_main.c
@@ -7528,6 +7528,8 @@ static int __igb_shutdown(struct pci_dev *pdev, bool *enable_wake,
if (netif_running(netdev))
__igb_close(netdev, true);
+ igb_ptp_suspend(adapter);
+
igb_clear_interrupt_scheme(adapter);
#ifdef CONFIG_PM