linux-kernel - [PATCH -mm] define empty unxlate_dev_mem

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Date:	Wed, 23 Jan 2008 22:53:54 +1100
From:	Ben Nizette <bn@...sdigital.com>
To:	akpm@...ux-foundation.org
CC:	Haavard Skinnemoen <hskinnemoen@...el.com>,
	linux-kernel@...r.kernel.org
Subject: [PATCH -mm] define empty unxlate_dev_mem_ptr on AVR32


Defined as a NOP on AVR32 as per the asm-generic implementation.
This keeps /dev/mem happy.

Signed-Off-By: Ben Nizette <bn@...sdigital.com>

---
Index: linux-2.6.24-rc8-mm1/include/asm-avr32/io.h
===================================================================
--- linux-2.6.24-rc8-mm1.orig/include/asm-avr32/io.h
+++ linux-2.6.24-rc8-mm1/include/asm-avr32/io.h
@@ -305,6 +305,12 @@ extern void __iounmap(void __iomem *addr
 #define xlate_dev_mem_ptr(p)    __va(p)

 /*
+ * We just keep an empty definition of this around (a-la the asm-generic
+ * implementation) to keep /dev/mem happy
+ */
+#define unxlate_dev_mem_ptr(p, a) {}
+
+/*
  * Convert a virtual cached pointer to an uncached pointer
  */
 #define xlate_dev_kmem_ptr(p)   p
--
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