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Commit db069ecb authored by Michael J. Ruhl's avatar Michael J. Ruhl Committed by Doug Ledford
Browse files

IB/hfi1: Do not set physical link state if DC is in the shutdown state 



If the DC is in shutdown state, the set link state function will return
an error.  Since this is not a failure in this state, make sure to
only call set link state if the DC is on.

Reviewed-by: default avatarEaswar Hariharan <easwar.hariharan@intel.com>
Signed-off-by: default avatarMichael J. Ruhl <michael.j.ruhl@intel.com>
Signed-off-by: default avatarDennis Dalessandro <dennis.dalessandro@intel.com>
Signed-off-by: default avatarDoug Ledford <dledford@redhat.com>
parent c27aad00

drivers/infiniband/hw/hfi1/chip.c

+10 −8
Original line number Diff line number Diff line
@@ -10510,6 +10510,7 @@ int set_link_state(struct hfi1_pportdata *ppd, u32 state) 
			ppd->remote_link_down_reason = 0;

		}



		if (!dd->dc_shutdown) {

			ret1 = set_physical_link_state(dd, PLS_DISABLED);

			if (ret1 != HCMD_SUCCESS) {

				dd_dev_err(dd,
@@ -10518,8 +10519,9 @@ int set_link_state(struct hfi1_pportdata *ppd, u32 state) 
				ret = -EINVAL;

				break;

			}

		ppd->host_link_state = HLS_DN_DISABLE;

			dc_shutdown(dd);

		}

		ppd->host_link_state = HLS_DN_DISABLE;

		break;

	case HLS_DN_OFFLINE:

		if (ppd->host_link_state == HLS_DN_DISABLE)