diff options
| author |   Sebastian Sanchez <sebastian.sanchez@intel.com> | 2017-09-26 06:06:03 -0700 |
|---|---|---|
| committer |   Doug Ledford <dledford@redhat.com> | 2017-09-27 11:10:36 -0400 |
| commit | 30e10527bcce376114e627abb7fabfbe9bfee91e (patch) | |
| tree | 729cc44dddc71b1475c0ec38a35f104b3baed4a7 /drivers/infiniband/hw/hfi1/platform.c | |
| parent | IB/hfi1: Turn off AOC TX after offline substates (diff) | |
| download | linux-dev-30e10527bcce376114e627abb7fabfbe9bfee91e.tar.xz linux-dev-30e10527bcce376114e627abb7fabfbe9bfee91e.zip | |
IB/hfi1: Only reset QSFP after link up and turn off AOC TX
QSFP reset enables AOC transmitters by default. They should be off
before moving to high power mode to complete the setup. There is no
need to reset the QSFP during LNI failure as it was reset at link down.
Reviewed-by: Mike Marciniszyn <mike.marciniszyn@intel.com>
Reviewed-by: Jakub Byczkowski <jakub.byczkowski@intel.com>
Signed-off-by: Sebastian Sanchez <sebastian.sanchez@intel.com>
Signed-off-by: Dennis Dalessandro <dennis.dalessandro@intel.com>
Signed-off-by: Doug Ledford <dledford@redhat.com>
Diffstat (limited to '')
| -rw-r--r-- | drivers/infiniband/hw/hfi1/platform.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/drivers/infiniband/hw/hfi1/platform.c b/drivers/infiniband/hw/hfi1/platform.c index a8af96d2b1b0..d486355880cb 100644 --- a/drivers/infiniband/hw/hfi1/platform.c +++ b/drivers/infiniband/hw/hfi1/platform.c @@ -790,7 +790,9 @@ static int tune_active_qsfp(struct hfi1_pportdata *ppd, u32 *ptr_tx_preset, * reuse of stale settings established in our previous pass through. */ if (ppd->qsfp_info.reset_needed) { - reset_qsfp(ppd); + ret = reset_qsfp(ppd); + if (ret) + return ret; refresh_qsfp_cache(ppd, &ppd->qsfp_info); } else { ppd->qsfp_info.reset_needed = 1; |