lpfc: Driver responds LS_RJT to Beacon Off

lpfc: Driver responds LS_RJT to Beacon Off

[backport of 6c29ac6512240659455456b36bfe7d6f3b839312]
From: rkennedy <dick.kennedy@avagotech.com>

Orabug: 26439257

Beacon OFF from switch is rejected by driver.

Driver fails Beacon OFF if frequency is set to 0. As per fc-ls spec,
status, capability, frequency and duration fields are only applicable
for Beacon ON.

Remove frequency and type checks. Reject Beacon ON if duration is non
zero.

Signed-off-by: Dick Kennedy <dick.kennedy@broadcom.com>
Signed-off-by: James Smart <james.smart@broadcom.com>
Reviewed-by: Hannes Reinecke <hare@suse.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
Signed-off-by: Brian Maly <brian.maly@oracle.com>