fbdev: update after backlight argument change

Update the frambuffer drivers to the backlight_device_registers changes.

Signed-off-by: James Simmons <jsimmons@infradead.org>
Cc: Luming Yu <Luming.yu@intel.com>
Cc: "Antonino A. Daplas" <adaplas@pol.net>
Cc: Greg KH <greg@kroah.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Len Brown <len.brown@intel.com>
diff --git a/drivers/video/nvidia/nv_backlight.c b/drivers/video/nvidia/nv_backlight.c
index 5b75ae4..df934bd 100644
--- a/drivers/video/nvidia/nv_backlight.c
+++ b/drivers/video/nvidia/nv_backlight.c
@@ -141,7 +141,7 @@
 
 	snprintf(name, sizeof(name), "nvidiabl%d", info->node);
 
-	bd = backlight_device_register(name, par, &nvidia_bl_data);
+	bd = backlight_device_register(name, info->dev, par, &nvidia_bl_data);
 	if (IS_ERR(bd)) {
 		info->bl_dev = NULL;
 		printk(KERN_WARNING "nvidia: Backlight registration failed\n");