From e4af87b7079ebf1bba86c7011ef5d5df45af8f56 Mon Sep 17 00:00:00 2001
From: Tyrel Datwyler <tyreld@linux.ibm.com>
Date: Tue, 17 Nov 2020 19:11:04 -0600
Subject: [PATCH] scsi: ibmvfc: Advertise client support for targetWWPN using
v2 commands
References: jsc#SLE-15442 bsc#1180814 ltc#187461
Patch-mainline: v5.11-rc1
Git-commit: e4af87b7079ebf1bba86c7011ef5d5df45af8f56
The previous patch added support for the targetWWPN field in version 2 MADs
and vfcFrame structures.
Set the IBMVFC_CAN_SEND_VF_WWPN bit in our capabailites flag during NPIV
Login to inform the VIOS that this client supports the feature.
Link: https://lore.kernel.org/r/20201118011104.296999-7-tyreld@linux.ibm.com
Acked-by: Brian King <brking@linux.vnet.ibm.com>
Signed-off-by: Tyrel Datwyler <tyreld@linux.ibm.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
Acked-by: Michal Suchanek <msuchanek@suse.de>
---
drivers/scsi/ibmvscsi/ibmvfc.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/scsi/ibmvscsi/ibmvfc.c b/drivers/scsi/ibmvscsi/ibmvfc.c
index 83627e11e85e..42e4d35e0d35 100644
--- a/drivers/scsi/ibmvscsi/ibmvfc.c
+++ b/drivers/scsi/ibmvscsi/ibmvfc.c
@@ -1255,7 +1255,7 @@ static void ibmvfc_set_login_info(struct ibmvfc_host *vhost)
login_info->flags |= cpu_to_be16(IBMVFC_CLIENT_MIGRATED);
login_info->max_cmds = cpu_to_be32(max_requests + IBMVFC_NUM_INTERNAL_REQ);
- login_info->capabilities = cpu_to_be64(IBMVFC_CAN_MIGRATE);
+ login_info->capabilities = cpu_to_be64(IBMVFC_CAN_MIGRATE | IBMVFC_CAN_SEND_VF_WWPN);
login_info->async.va = cpu_to_be64(vhost->async_crq.msg_token);
login_info->async.len = cpu_to_be32(vhost->async_crq.size * sizeof(*vhost->async_crq.msgs));
strncpy(login_info->partition_name, vhost->partition_name, IBMVFC_MAX_NAME);
--
2.26.2