ath6kl: Bringing in the upstream version

chromeos/drivers/ath6kl/os/linux/include/config_linux.h

-/*
- * Copyright (c) 2004-2007 Atheros Communications Inc.
- * All rights reserved.
- *
- * 
-// This program is free software; you can redistribute it and/or modify
-// it under the terms of the GNU General Public License version 2 as
-// published by the Free Software Foundation;
+//------------------------------------------------------------------------------
+// Copyright (c) 2004-2010 Atheros Communications Inc.
+// All rights reserved.
 //
-// Software distributed under the License is distributed on an "AS
-// IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or
-// implied. See the License for the specific language governing
-// rights and limitations under the License.
+// 
+//
+// Permission to use, copy, modify, and/or distribute this software for any
+// purpose with or without fee is hereby granted, provided that the above
+// copyright notice and this permission notice appear in all copies.
+//
+// THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
+// WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
+// MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
+// ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
+// WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
+// ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
+// OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
 //
 //
- *
- */
+//
+// Author(s): ="Atheros"
+//------------------------------------------------------------------------------
 
 #ifndef _CONFIG_LINUX_H_
 #define _CONFIG_LINUX_H_
 
 #ifdef __cplusplus
 extern "C" {
 #endif
 
 #include <linux/version.h>
 
 /*
  * Host-side GPIO support is optional.
  * If run-time access to GPIO pins is not required, then
  * this should be changed to #undef.
  */
 #define CONFIG_HOST_GPIO_SUPPORT
 
 /*
  * Host side Test Command support
  */
 #define CONFIG_HOST_TCMD_SUPPORT
 
 #define USE_4BYTE_REGISTER_ACCESS
 
 /* Host-side support for Target-side profiling */
 #undef CONFIG_TARGET_PROFILE_SUPPORT
 
 /* IP/TCP checksum offload */
-#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,25)
+/* Checksum offload is currently not supported for 64 bit platforms */
+#ifndef __LP64__
 #define CONFIG_CHECKSUM_OFFLOAD
-#endif
+#endif /* __LP64__ */
 
 #ifdef __cplusplus
 }
 #endif
 
 #endif