---

yaml
---
r: 310530
b: refs/heads/master
c: c6996bd
h: refs/heads/master
v: v3

[refs]

@@ -1,2 +1,2 @@
 ---
-refs/heads/master: cfb46f433a4da97c31780e08a259fac2cb6bd61f
+refs/heads/master: c6996bdd850fb53319918487d5f674203517fdc5

trunk/drivers/acpi/video.c

@@ -1743,10 +1743,18 @@ static int acpi_video_bus_remove(struct acpi_device *device, int type)
 	return 0;
 }
 
+static int __init is_i740(struct pci_dev *dev)
+{
+	if (dev->device == 0x00D1)
+		return 1;
+	if (dev->device == 0x7000)
+		return 1;
+	return 0;
+}
+
 static int __init intel_opregion_present(void)
 {
-	int i915 = 0;
-#if defined(CONFIG_DRM_I915) || defined(CONFIG_DRM_I915_MODULE)
+	int opregion = 0;
 	struct pci_dev *dev = NULL;
 	u32 address;
 
@@ -1755,13 +1763,15 @@ static int __init intel_opregion_present(void)
 			continue;
 		if (dev->vendor != PCI_VENDOR_ID_INTEL)
 			continue;
+		/* We don't want to poke around undefined i740 registers */
+		if (is_i740(dev))
+			continue;
 		pci_read_config_dword(dev, 0xfc, &address);
 		if (!address)
 			continue;
-		i915 = 1;
+		opregion = 1;
 	}
-#endif
-	return i915;
+	return opregion;
 }
 
 int acpi_video_register(void)