wifi: mt76: mt7921: Replace deprecated PCI function

pcim_iomap_table() and pcim_iomap_regions() have been
deprecated.
Replace them with pcim_iomap_region().

Signed-off-by: Madhur Kumar <madhurkumar004@gmail.com>
Link: https://patch.msgid.link/20251208172331.89705-1-madhurkumar004@gmail.com
Signed-off-by: Felix Fietkau <nbd@nbd.name>

Author: MadhurKumar004

drivers/net/wireless/mediatek/mt76/mt7921/pci.c

@@ -276,6 +276,7 @@ static int mt7921_pci_probe(struct pci_dev *pdev,
 	struct mt76_bus_ops *bus_ops;
 	struct mt792x_dev *dev;
 	struct mt76_dev *mdev;
+	void __iomem *regs;
 	u16 cmd, chipid;
 	u8 features;
 	int ret;
@@ -284,10 +285,6 @@ static int mt7921_pci_probe(struct pci_dev *pdev,
 	if (ret)
 		return ret;
 
-	ret = pcim_iomap_regions(pdev, BIT(0), pci_name(pdev));
-	if (ret)
-		return ret;
-
 	pci_read_config_word(pdev, PCI_COMMAND, &cmd);
 	if (!(cmd & PCI_COMMAND_MEMORY)) {
 		cmd |= PCI_COMMAND_MEMORY;
@@ -321,11 +318,15 @@ static int mt7921_pci_probe(struct pci_dev *pdev,
 
 	pci_set_drvdata(pdev, mdev);
 
+	regs =  pcim_iomap_region(pdev, 0, pci_name(pdev));
+	if (IS_ERR(regs))
+		return PTR_ERR(regs);
+
 	dev = container_of(mdev, struct mt792x_dev, mt76);
 	dev->fw_features = features;
 	dev->hif_ops = &mt7921_pcie_ops;
 	dev->irq_map = &irq_map;
-	mt76_mmio_init(&dev->mt76, pcim_iomap_table(pdev)[0]);
+	mt76_mmio_init(&dev->mt76, regs);
 	tasklet_init(&mdev->irq_tasklet, mt792x_irq_tasklet, (unsigned long)dev);
 
 	dev->phy.dev = dev;