From 6a3a81e7ca9b1ddaaf8d644b4102aff0fe2a7c40 Mon Sep 17 00:00:00 2001
From: Randy Dunlap <randy.dunlap@oracle.com>
Date: Mon, 21 Feb 2011 14:39:08 -0800
Subject: staging: fix olpc_dcon kconfig and build errors

drivers/staging/olpc_dcon/olpc_dcon_xo_1_5.c:106: error: 'acpi_gbl_FADT' undeclared (first use in this function)

Fixing that one gives:

ERROR: "backlight_device_register" [drivers/staging/olpc_dcon/olpc-dcon.ko] undefined!
ERROR: "registered_fb" [drivers/staging/olpc_dcon/olpc-dcon.ko] undefined!
ERROR: "lock_fb_info" [drivers/staging/olpc_dcon/olpc-dcon.ko] undefined!
ERROR: "backlight_device_unregister" [drivers/staging/olpc_dcon/olpc-dcon.ko] undefined!
ERROR: "num_registered_fb" [drivers/staging/olpc_dcon/olpc-dcon.ko] undefined!
ERROR: "fb_blank" [drivers/staging/olpc_dcon/olpc-dcon.ko] undefined!

Signed-off-by: Randy Dunlap <randy.dunlap@oracle.com>
Cc: Chris Ball <cjb@laptop.org>
Cc: Jon Nettleton <jon.nettleton@gmail.com>
Acked-By: Andres Salomon <dilinger@queued.net>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

diff --git a/drivers/staging/olpc_dcon/Kconfig b/drivers/staging/olpc_dcon/Kconfig
index acb0a79..f1082f5 100644
--- a/drivers/staging/olpc_dcon/Kconfig
+++ b/drivers/staging/olpc_dcon/Kconfig
@@ -1,6 +1,6 @@
 config FB_OLPC_DCON
 	tristate "One Laptop Per Child Display CONtroller support"
-	depends on OLPC
+	depends on OLPC && FB
 	select I2C
 	---help---
 	  Add support for the OLPC XO DCON controller.  This controller is
@@ -19,7 +19,7 @@ config FB_OLPC_DCON_1
 
 config FB_OLPC_DCON_1_5
 	bool "OLPC XO-1.5 DCON support"
-	depends on FB_OLPC_DCON
+	depends on FB_OLPC_DCON && ACPI
 	default y
 	---help---
 	  Enable support for the DCON in XO-1.5 model laptops.  The kernel
-- 
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