igb: restore PPS signal on igb_ptp_reset

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When a reset occurs, the PPS SYS_WRAP interrupt was not re-enabled which
resulted in disabling of the PPS signaling. Fix this by recording when
the interrupt is on and ensuring that we re-enable it every time we
reset.

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>

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Jacob Keller 2016-09-09 09:10:51 -07:00 • committed by Jeff Kirsher

parent 0742337c19

commit ac28b41aac

2 changed files with 5 additions and 1 deletions

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1

drivers/net/ethernet/intel/igb/igb.h

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5

drivers/net/ethernet/intel/igb/igb_ptp.c

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