[PATCH v2 3/6] lpfc: Use pci_(request|release)_mem_regions

From: Johannes Thumshirn
Date: Thu Jun 02 2016 - 03:30:51 EST


Now that we do have pci_request_mem_regions() and pci_release_mem_regions() at
hand, use it in the lpfc driver.

Suggested-by: Christoph Hellwig <hch@xxxxxxxxxxxxx>
Signed-off-by: Johannes Thumshirn <jthumshirn@xxxxxxx>
Cc: James Smart <james.smart@xxxxxxxxxxxxx>
Cc: Dick Kennedy <dick.kennedy@xxxxxxxxxxxxx>
Cc: "James E.J. Bottomley" <jejb@xxxxxxxxxxxxxxxxxx>
Cc: "Martin K. Petersen" <martin.petersen@xxxxxxxxxx>
Cc: linux-scsi@xxxxxxxxxxxxxxx
Cc: linux-kernel@xxxxxxxxxxxxxxx
---
drivers/scsi/lpfc/lpfc_init.c | 15 ++++-----------
1 file changed, 4 insertions(+), 11 deletions(-)

diff --git a/drivers/scsi/lpfc/lpfc_init.c b/drivers/scsi/lpfc/lpfc_init.c
index f57d02c..a8735f7 100644
--- a/drivers/scsi/lpfc/lpfc_init.c
+++ b/drivers/scsi/lpfc/lpfc_init.c
@@ -4775,20 +4775,17 @@ static int
lpfc_enable_pci_dev(struct lpfc_hba *phba)
{
struct pci_dev *pdev;
- int bars = 0;

/* Obtain PCI device reference */
if (!phba->pcidev)
goto out_error;
else
pdev = phba->pcidev;
- /* Select PCI BARs */
- bars = pci_select_bars(pdev, IORESOURCE_MEM);
/* Enable PCI device */
if (pci_enable_device_mem(pdev))
goto out_error;
/* Request PCI resource for the device */
- if (pci_request_selected_regions(pdev, bars, LPFC_DRIVER_NAME))
+ if (pci_request_mem_regions(pdev, LPFC_DRIVER_NAME))
goto out_disable_device;
/* Set up device as PCI master and save state for EEH */
pci_set_master(pdev);
@@ -4805,7 +4802,7 @@ out_disable_device:
pci_disable_device(pdev);
out_error:
lpfc_printf_log(phba, KERN_ERR, LOG_INIT,
- "1401 Failed to enable pci device, bars:x%x\n", bars);
+ "1401 Failed to enable pci device\n");
return -ENODEV;
}

@@ -4820,17 +4817,14 @@ static void
lpfc_disable_pci_dev(struct lpfc_hba *phba)
{
struct pci_dev *pdev;
- int bars;

/* Obtain PCI device reference */
if (!phba->pcidev)
return;
else
pdev = phba->pcidev;
- /* Select PCI BARs */
- bars = pci_select_bars(pdev, IORESOURCE_MEM);
/* Release PCI resource and disable PCI device */
- pci_release_selected_regions(pdev, bars);
+ pci_release_mem_regions(pdev);
pci_disable_device(pdev);

return;
@@ -9705,7 +9699,6 @@ lpfc_pci_remove_one_s3(struct pci_dev *pdev)
struct lpfc_vport **vports;
struct lpfc_hba *phba = vport->phba;
int i;
- int bars = pci_select_bars(pdev, IORESOURCE_MEM);

spin_lock_irq(&phba->hbalock);
vport->load_flag |= FC_UNLOADING;
@@ -9780,7 +9773,7 @@ lpfc_pci_remove_one_s3(struct pci_dev *pdev)

lpfc_hba_free(phba);

- pci_release_selected_regions(pdev, bars);
+ pci_release_mem_regions(pdev);
pci_disable_device(pdev);
}

--
1.8.5.6