scsi: qedf: Send the driver state to MFW
authorSaurav Kashyap <saurav.kashyap@cavium.com>
Thu, 5 Jul 2018 14:01:33 +0000 (07:01 -0700)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Fri, 24 Aug 2018 11:09:15 +0000 (13:09 +0200)
[ Upstream commit 6ac174756dfc9884f08b23af840ca911155f5578 ]

Need to notify firmware when driver is loaded and unloaded.

Signed-off-by: Saurav Kashyap <saurav.kashyap@cavium.com>
Signed-off-by: Chad Dupuis <chad.dupuis@cavium.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/qedf/qedf_main.c

index 382edb79a0de99f4bda0551cf999ec3a20a3ad56..56bcdd412d268ad6c6ea6d11b960422eef08344d 100644 (file)
@@ -3240,6 +3240,11 @@ static int __qedf_probe(struct pci_dev *pdev, int mode)
 
        init_completion(&qedf->flogi_compl);
 
+       status = qed_ops->common->update_drv_state(qedf->cdev, true);
+       if (status)
+               QEDF_ERR(&(qedf->dbg_ctx),
+                       "Failed to send drv state to MFW.\n");
+
        memset(&link_params, 0, sizeof(struct qed_link_params));
        link_params.link_up = true;
        status = qed_ops->common->set_link(qedf->cdev, &link_params);
@@ -3288,6 +3293,7 @@ static int qedf_probe(struct pci_dev *pdev, const struct pci_device_id *id)
 static void __qedf_remove(struct pci_dev *pdev, int mode)
 {
        struct qedf_ctx *qedf;
+       int rc;
 
        if (!pdev) {
                QEDF_ERR(NULL, "pdev is NULL.\n");
@@ -3382,6 +3388,12 @@ static void __qedf_remove(struct pci_dev *pdev, int mode)
                qed_ops->common->set_power_state(qedf->cdev, PCI_D0);
                pci_set_drvdata(pdev, NULL);
        }
+
+       rc = qed_ops->common->update_drv_state(qedf->cdev, false);
+       if (rc)
+               QEDF_ERR(&(qedf->dbg_ctx),
+                       "Failed to send drv state to MFW.\n");
+
        qed_ops->common->slowpath_stop(qedf->cdev);
        qed_ops->common->remove(qedf->cdev);