memory: tegra: Setup interrupts mask before requesting IRQ

This avoids unwanted interrupt during MC driver probe.

Signed-off-by: Dmitry Osipenko <digetx@gmail.com>
Signed-off-by: Thierry Reding <treding@nvidia.com>

drivers/memory/tegra/mc.c

@@ -407,14 +407,6 @@ static int tegra_mc_probe(struct platform_device *pdev)
 		return mc->irq;
 	}
 
-	err = devm_request_irq(&pdev->dev, mc->irq, tegra_mc_irq, IRQF_SHARED,
-			       dev_name(&pdev->dev), mc);
-	if (err < 0) {
-		dev_err(&pdev->dev, "failed to request IRQ#%u: %d\n", mc->irq,
-			err);
-		return err;
-	}
-
 	WARN(!mc->soc->client_id_mask, "Missing client ID mask for this SoC\n");
 
 	value = MC_INT_DECERR_MTS | MC_INT_SECERR_SEC | MC_INT_DECERR_VPR |
@@ -423,6 +415,14 @@ static int tegra_mc_probe(struct platform_device *pdev)
 
 	mc_writel(mc, value, MC_INTMASK);
 
+	err = devm_request_irq(&pdev->dev, mc->irq, tegra_mc_irq, IRQF_SHARED,
+			       dev_name(&pdev->dev), mc);
+	if (err < 0) {
+		dev_err(&pdev->dev, "failed to request IRQ#%u: %d\n", mc->irq,
+			err);
+		return err;
+	}
+
 	return 0;
 }