linux-kernel - [PATCH] arch: avr32: include: asm: add generic ioremap

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Message-ID: <5300A372.1050501@gmail.com>
Date:	Sun, 16 Feb 2014 19:39:30 +0800
From:	Chen Gang <gang.chen.5i5j@...il.com>
To:	Håvard Skinnemoen <hskinnemoen@...il.com>,
	Hans-Christian Egtvedt <egtvedt@...fundet.no>
CC:	Andrew Morton <akpm@...ux-foundation.org>, havard@...nnemoen.net,
	josh.wu@...el.com,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: [PATCH] arch: avr32: include: asm: add generic ioremap_wc() definition
 in "io.h"

Need generic ioremap_wc(), or can not pass compiling with allmodconfig,
the related error:

    CC [M]  drivers/gpu/drm/drm_bufs.o
  drivers/gpu/drm/drm_bufs.c: In function 'drm_addmap_core':
  drivers/gpu/drm/drm_bufs.c:217: error: implicit declaration of function 'ioremap_wc'
  drivers/gpu/drm/drm_bufs.c:218: warning: assignment makes pointer from integer without a cast


Signed-off-by: Chen Gang <gang.chen.5i5j@...il.com>
---
 arch/avr32/include/asm/io.h | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/arch/avr32/include/asm/io.h b/arch/avr32/include/asm/io.h
index fc6483f..4f5ec2b 100644
--- a/arch/avr32/include/asm/io.h
+++ b/arch/avr32/include/asm/io.h
@@ -295,6 +295,8 @@ extern void __iounmap(void __iomem *addr);
 #define iounmap(addr)				\
 	__iounmap(addr)
 
+#define ioremap_wc ioremap_nocache
+
 #define cached(addr) P1SEGADDR(addr)
 #define uncached(addr) P2SEGADDR(addr)
 
-- 
1.7.11.7
--
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