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scsi: ibmvfc: Clean up transport events 

No change to functionality. Simply make transport event messages a little
clearer, and rework CRQ format enums such that we have separate enums for
INIT messages and XPORT events.

[mkp: typo]

Signed-off-by: Tyrel Datwyler <tyreld@linux.vnet.ibm.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
This commit is contained in:
Tyrel Datwyler 2019-03-20 14:56:54 -05:00 committed by Martin K. Petersen
parent 3e6f7de43f
commit d6e2635b9c
2 changed files with 11 additions and 4 deletions
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8
drivers/scsi/ibmvscsi/ibmvfc.c
View File

@ -2756,16 +2756,18 @@ static void ibmvfc_handle_crq(struct ibmvfc_crq *crq, struct ibmvfc_host *vhost)
ibmvfc_set_host_action(vhost, IBMVFC_HOST_ACTION_NONE);
if (crq->format == IBMVFC_PARTITION_MIGRATED) {
/* We need to re-setup the interpartition connection */
dev_info(vhost->dev, "Re-enabling adapter\n");
dev_info(vhost->dev, "Partition migrated, Re-enabling adapter\n");
vhost->client_migrated = 1;
ibmvfc_purge_requests(vhost, DID_REQUEUE);
ibmvfc_link_down(vhost, IBMVFC_LINK_DOWN);
ibmvfc_set_host_action(vhost, IBMVFC_HOST_ACTION_REENABLE);
} else {
dev_err(vhost->dev, "Virtual adapter failed (rc=%d)\n", crq->format);
} else if (crq->format == IBMVFC_PARTNER_FAILED || crq->format == IBMVFC_PARTNER_DEREGISTER) {
dev_err(vhost->dev, "Host partner adapter deregistered or failed (rc=%d)\n", crq->format);
ibmvfc_purge_requests(vhost, DID_ERROR);
ibmvfc_link_down(vhost, IBMVFC_LINK_DOWN);
ibmvfc_set_host_action(vhost, IBMVFC_HOST_ACTION_RESET);
} else {
dev_err(vhost->dev, "Received unknown transport event from partner (rc=%d)\n", crq->format);
}
return;
case IBMVFC_CRQ_CMD_RSP:

7
drivers/scsi/ibmvscsi/ibmvfc.h
View File

@ -78,9 +78,14 @@ enum ibmvfc_crq_valid {
IBMVFC_CRQ_XPORT_EVENT = 0xFF,
};
enum ibmvfc_crq_format {
enum ibmvfc_crq_init_msg {
IBMVFC_CRQ_INIT = 0x01,
IBMVFC_CRQ_INIT_COMPLETE = 0x02,
};
enum ibmvfc_crq_xport_evts {
IBMVFC_PARTNER_FAILED = 0x01,
IBMVFC_PARTNER_DEREGISTER = 0x02,
IBMVFC_PARTITION_MIGRATED = 0x06,
};