drm/nouveau: Add TV-out quirk for an MSI nForce2 IGP.

The blob also thinks there's a TV connected, so hardware bug...

Signed-off-by: Francisco Jerez <currojerez@riseup.net>
Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
diff --git a/drivers/gpu/drm/nouveau/nv17_tv.c b/drivers/gpu/drm/nouveau/nv17_tv.c
index 44fefb0..eefa5c8 100644
--- a/drivers/gpu/drm/nouveau/nv17_tv.c
+++ b/drivers/gpu/drm/nouveau/nv17_tv.c
@@ -129,6 +129,14 @@
 		return false;
 	}
 
+	/* MSI nForce2 IGP */
+	if (dev->pdev->device == 0x01f0 &&
+	    dev->pdev->subsystem_vendor == 0x1462 &&
+	    dev->pdev->subsystem_device == 0x5710) {
+		*pin_mask = 0xc;
+		return false;
+	}
+
 	return true;
 }