counter: intel-qep: Replace deprecated PCI functions

pcim_iomap_regions() and pcim_iomap_table() have been deprecated in
commit e354bb8 ("PCI: Deprecate pcim_iomap_table(),
pcim_iomap_regions_request_all()").

Replace these functions with pcim_iomap_region().

Signed-off-by: Philipp Stanner <pstanner@redhat.com>
Link: https://lore.kernel.org/r/20241028091312.17045-2-pstanner@redhat.com
Signed-off-by: William Breathitt Gray <wbg@kernel.org>

Author: Philipp Stanner

drivers/counter/intel-qep.c

@@ -408,13 +408,9 @@ static int intel_qep_probe(struct pci_dev *pci, const struct pci_device_id *id)
 
 	pci_set_master(pci);
 
-	ret = pcim_iomap_regions(pci, BIT(0), pci_name(pci));
-	if (ret)
-		return ret;
-
-	regs = pcim_iomap_table(pci)[0];
-	if (!regs)
-		return -ENOMEM;
+	regs = pcim_iomap_region(pci, 0, pci_name(pci));
+	if (IS_ERR(regs))
+		return PTR_ERR(regs);
 
 	qep->dev = dev;
 	qep->regs = regs;