[PATCH 4.17 236/324] scsi: qedi: Send driver state to MFW

Greg Kroah-Hartman
2018-08-23T09:00:40Z

From: Manish Rangankar <manish.rangankar@cavium.com>

[ Upstream commit a3440d0d2f57f7ba102fc332086961cf261180af ]

In case of iSCSI offload BFS environment, MFW requires to mark virtual
link based upon qedi load status.

Signed-off-by: Manish Rangankar <manish.rangankar@qlogic.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
Signed-off-by: Sasha Levin <alexander.levin@microsoft.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
---
drivers/scsi/qedi/qedi_main.c | 11 +++++++++++
1 file changed, 11 insertions(+)

--- a/drivers/scsi/qedi/qedi_main.c
+++ b/drivers/scsi/qedi/qedi_main.c
@@ -2075,6 +2075,7 @@ kset_free:
static void __qedi_remove(struct pci_dev *pdev, int mode)
{
struct qedi_ctx *qedi = pci_get_drvdata(pdev);
+ int rval;

if (qedi->tmf_thread) {
flush_workqueue(qedi->tmf_thread);
@@ -2104,6 +2105,10 @@ static void __qedi_remove(struct pci_dev
if (mode == QEDI_MODE_NORMAL)
qedi_free_iscsi_pf_param(qedi);

+ rval = qedi_ops->common->update_drv_state(qedi->cdev, false);
+ if (rval)
+ QEDI_ERR(&qedi->dbg_ctx, "Failed to send drv state to MFW\n");
+
if (!test_bit(QEDI_IN_OFFLINE, &qedi->flags)) {
qedi_ops->common->slowpath_stop(qedi->cdev);
qedi_ops->common->remove(qedi->cdev);
@@ -2378,6 +2383,12 @@ static int __qedi_probe(struct pci_dev *
if (qedi_setup_boot_info(qedi))
QEDI_ERR(&qedi->dbg_ctx,
"No iSCSI boot target configured\n");
+
+ rc = qedi_ops->common->update_drv_state(qedi->cdev, true);
+ if (rc)
+ QEDI_ERR(&qedi->dbg_ctx,
+ "Failed to send drv state to MFW\n");
+
}

return 0;