stmmac: intel: Convert to use pci_alloc_irq_vectors() API

pci_enable_msi() is deprecated API, thus, switch to modern
pci_alloc_irq_vectors().

Signed-off-by: Andy Shevchenko <[email protected]>
Signed-off-by: David S. Miller <[email protected]>

Author: andy-shev

drivers/net/ethernet/stmicro/stmmac/dwmac-intel.c

@@ -649,15 +649,18 @@ static int intel_eth_pci_probe(struct pci_dev *pdev,
 	if (ret)
 		return ret;
 
-	pci_enable_msi(pdev);
+	ret = pci_alloc_irq_vectors(pdev, 1, 1, PCI_IRQ_ALL_TYPES);
+	if (ret < 0)
+		return ret;
 
 	memset(&res, 0, sizeof(res));
 	res.addr = pcim_iomap_table(pdev)[0];
-	res.wol_irq = pdev->irq;
-	res.irq = pdev->irq;
+	res.wol_irq = pci_irq_vector(pdev, 0);
+	res.irq = pci_irq_vector(pdev, 0);
 
 	ret = stmmac_dvr_probe(&pdev->dev, plat, &res);
 	if (ret) {
+		pci_free_irq_vectors(pdev);
 		clk_disable_unprepare(plat->stmmac_clk);
 		clk_unregister_fixed_rate(plat->stmmac_clk);
 	}
@@ -679,6 +682,8 @@ static void intel_eth_pci_remove(struct pci_dev *pdev)
 
 	stmmac_dvr_remove(&pdev->dev);
 
+	pci_free_irq_vectors(pdev);
+
 	clk_disable_unprepare(priv->plat->stmmac_clk);
 	clk_unregister_fixed_rate(priv->plat->stmmac_clk);