From: Gaurav Srivastava <gaurav.srivastava@broadcom.com>
Date: Tue, 8 Jun 2021 10:05:55 +0530
Subject: scsi: lpfc: vmid: Add QFPA and VMID timeout check in worker thread
Patch-mainline: v5.14-rc1
Git-commit: 0c4792c64f60566e79af7e8bbec9dffb3bbaf14e
References: bsc#1189385 jsc#SLE-18970
Add a periodic check for issuing of QFPA command and VMID timeout in the
worker thread. The inactivity timeout check is added via the timer
function.
Link: https://lore.kernel.org/r/20210608043556.274139-13-muneendra.kumar@broadcom.com
Reviewed-by: Hannes Reinecke <hare@suse.de>
Signed-off-by: Gaurav Srivastava <gaurav.srivastava@broadcom.com>
Signed-off-by: James Smart <jsmart2021@gmail.com>
Signed-off-by: Muneendra Kumar <muneendra.kumar@broadcom.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
Acked-by: Daniel Wagner <dwagner@suse.de>
---
drivers/scsi/lpfc/lpfc_hbadisc.c | 43 +++++++++++++++++++++++++++++++++++++++
1 file changed, 43 insertions(+)
--- a/drivers/scsi/lpfc/lpfc_hbadisc.c
+++ b/drivers/scsi/lpfc/lpfc_hbadisc.c
@@ -73,6 +73,7 @@ static void lpfc_unregister_fcfi_cmpl(st
static int lpfc_fcf_inuse(struct lpfc_hba *);
static void lpfc_mbx_cmpl_read_sparam(struct lpfc_hba *, LPFC_MBOXQ_t *);
static void lpfc_check_inactive_vmid(struct lpfc_hba *phba);
+static void lpfc_check_vmid_qfpa_issue(struct lpfc_hba *phba);
static int
lpfc_valid_xpt_node(struct lpfc_nodelist *ndlp)
@@ -428,6 +429,32 @@ lpfc_dev_loss_tmo_handler(struct lpfc_no
return fcf_inuse;
}
+static void lpfc_check_vmid_qfpa_issue(struct lpfc_hba *phba)
+{
+ struct lpfc_vport *vport;
+ struct lpfc_vport **vports;
+ int i;
+
+ vports = lpfc_create_vport_work_array(phba);
+ if (!vports)
+ return;
+
+ for (i = 0; i <= phba->max_vports; i++) {
+ if ((!vports[i]) && (i == 0))
+ vport = phba->pport;
+ else
+ vport = vports[i];
+ if (!vport)
+ break;
+
+ if (vport->vmid_flag & LPFC_VMID_ISSUE_QFPA) {
+ if (!lpfc_issue_els_qfpa(vport))
+ vport->vmid_flag &= ~LPFC_VMID_ISSUE_QFPA;
+ }
+ }
+ lpfc_destroy_vport_work_array(phba, vports);
+}
+
/**
* lpfc_sli4_post_dev_loss_tmo_handler - SLI4 post devloss timeout handler
* @phba: Pointer to hba context object.
@@ -748,6 +775,22 @@ lpfc_work_done(struct lpfc_hba *phba)
if (ha_copy & HA_LATT)
lpfc_handle_latt(phba);
+ /* Handle VMID Events */
+ if (lpfc_is_vmid_enabled(phba)) {
+ if (phba->pport->work_port_events &
+ WORKER_CHECK_VMID_ISSUE_QFPA) {
+ lpfc_check_vmid_qfpa_issue(phba);
+ phba->pport->work_port_events &=
+ ~WORKER_CHECK_VMID_ISSUE_QFPA;
+ }
+ if (phba->pport->work_port_events &
+ WORKER_CHECK_INACTIVE_VMID) {
+ lpfc_check_inactive_vmid(phba);
+ phba->pport->work_port_events &=
+ ~WORKER_CHECK_INACTIVE_VMID;
+ }
+ }
+
/* Process SLI4 events */
if (phba->pci_dev_grp == LPFC_PCI_DEV_OC) {
if (phba->hba_flag & HBA_RRQ_ACTIVE)