[PATCH v2 3/9] block: mtip32xx: Replace deprecated PCI functions

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pcim_iomap_regions() and pcim_iomap_table() have been deprecated by the
PCI subsystem in commit e354bb84a4c1 ("PCI: Deprecate
pcim_iomap_table(), pcim_iomap_regions_request_all()").

In mtip32xx, these functions can easily be replaced by their respective
successors, pcim_request_region() and pcim_iomap(). Moreover, the
driver's calls to pcim_iounmap_regions() in probe()'s error path and in
remove() are not necessary. Cleanup can be performed by PCI devres
automatically.

Replace pcim_iomap_regions() and pcim_iomap_table().

Remove the calls to pcim_iounmap_regions().

Signed-off-by: Philipp Stanner <pstanner@xxxxxxxxxx>
---
 drivers/block/mtip32xx/mtip32xx.c | 11 +++++------
 1 file changed, 5 insertions(+), 6 deletions(-)

diff --git a/drivers/block/mtip32xx/mtip32xx.c b/drivers/block/mtip32xx/mtip32xx.c
index c6ef0546ffc9..fcd5806621c7 100644
--- a/drivers/block/mtip32xx/mtip32xx.c
+++ b/drivers/block/mtip32xx/mtip32xx.c
@@ -2716,7 +2716,9 @@ static int mtip_hw_init(struct driver_data *dd)
 	int rv;
 	unsigned long timeout, timetaken;
 
-	dd->mmio = pcim_iomap_table(dd->pdev)[MTIP_ABAR];
+	dd->mmio = pcim_iomap(dd->pdev, MTIP_ABAR, 0);
+	if (!dd->mmio)
+		return -ENOMEM;
 
 	mtip_detect_product(dd);
 	if (dd->product_type == MTIP_PRODUCT_UNKNOWN) {
@@ -3726,9 +3728,9 @@ static int mtip_pci_probe(struct pci_dev *pdev,
 	}
 
 	/* Map BAR5 to memory. */
-	rv = pcim_iomap_regions(pdev, 1 << MTIP_ABAR, MTIP_DRV_NAME);
+	rv = pcim_request_region(pdev, MTIP_ABAR, MTIP_DRV_NAME);
 	if (rv < 0) {
-		dev_err(&pdev->dev, "Unable to map regions\n");
+		dev_err(&pdev->dev, "Unable to request regions\n");
 		goto iomap_err;
 	}
 
@@ -3849,8 +3851,6 @@ static int mtip_pci_probe(struct pci_dev *pdev,
 		drop_cpu(dd->work[2].cpu_binding);
 	}
 setmask_err:
-	pcim_iounmap_regions(pdev, 1 << MTIP_ABAR);
-
 iomap_err:
 	kfree(dd);
 	pci_set_drvdata(pdev, NULL);
@@ -3925,7 +3925,6 @@ static void mtip_pci_remove(struct pci_dev *pdev)
 
 	pci_disable_msi(pdev);
 
-	pcim_iounmap_regions(pdev, 1 << MTIP_ABAR);
 	pci_set_drvdata(pdev, NULL);
 
 	put_disk(dd->disk);
-- 
2.46.0





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