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path: root/drivers/scsi/lpfc/lpfc_init.c
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Diffstat (limited to 'drivers/scsi/lpfc/lpfc_init.c')
-rw-r--r--drivers/scsi/lpfc/lpfc_init.c10
1 files changed, 10 insertions, 0 deletions
diff --git a/drivers/scsi/lpfc/lpfc_init.c b/drivers/scsi/lpfc/lpfc_init.c
index 6b0718573ac5..71ee0cd32216 100644
--- a/drivers/scsi/lpfc/lpfc_init.c
+++ b/drivers/scsi/lpfc/lpfc_init.c
@@ -1653,6 +1653,14 @@ lpfc_pci_probe_one(struct pci_dev *pdev, const struct pci_device_id *pid)
if (error)
goto out_remove_host;
+ if (phba->cfg_use_msi) {
+ error = pci_enable_msi(phba->pcidev);
+ if (error)
+ lpfc_printf_log(phba, KERN_INFO, LOG_INIT, "%d:0452 "
+ "Enable MSI failed, continuing with "
+ "IRQ\n", phba->brd_no);
+ }
+
error = request_irq(phba->pcidev->irq, lpfc_intr_handler, IRQF_SHARED,
LPFC_DRIVER_NAME, phba);
if (error) {
@@ -1732,6 +1740,7 @@ out_free_irq:
lpfc_stop_timer(phba);
phba->work_hba_events = 0;
free_irq(phba->pcidev->irq, phba);
+ pci_disable_msi(phba->pcidev);
out_free_sysfs_attr:
lpfc_free_sysfs_attr(phba);
out_remove_host:
@@ -1798,6 +1807,7 @@ lpfc_pci_remove_one(struct pci_dev *pdev)
/* Release the irq reservation */
free_irq(phba->pcidev->irq, phba);
+ pci_disable_msi(phba->pcidev);
lpfc_cleanup(phba, 0);
lpfc_stop_timer(phba);
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