linux-kernel - [PATCH] arch: m32r: include: asm: add ioread*_rep() and iowrite*

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Date:	Thu, 27 Jun 2013 12:37:26 +0800
From:	Chen Gang <gang.chen@...anux.com>
To:	Hirokazu Takata <takata@...ux-m32r.org>
CC:	linux-m32r@...linux-m32r.org, linux-m32r-ja@...linux-m32r.org,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	Linux-Arch <linux-arch@...r.kernel.org>
Subject: [PATCH] arch: m32r: include: asm: add ioread*_rep() and iowrite*_rep()

add generic ioread*_rep() and iowrite*_rep(), or compiling failed.

The related error (with allmodconfig):

    CC [M]  drivers/mtd/nand/nand_base.o
  drivers/mtd/nand/nand_base.c: In function ‘nand_write_buf’:
  drivers/mtd/nand/nand_base.c:216:2: error: implicit declaration of function ‘iowrite8_rep’ [-Werror=implicit-function-declaration]
  drivers/mtd/nand/nand_base.c: In function ‘nand_read_buf’:
  drivers/mtd/nand/nand_base.c:231:2: error: implicit declaration of function ‘ioread8_rep’ [-Werror=implicit-function-declaration]
  drivers/mtd/nand/nand_base.c: In function ‘nand_write_buf16’:
  drivers/mtd/nand/nand_base.c:247:2: error: implicit declaration of function ‘iowrite16_rep’ [-Werror=implicit-function-declaration]
  drivers/mtd/nand/nand_base.c: In function ‘nand_read_buf16’:
  drivers/mtd/nand/nand_base.c:263:2: error: implicit declaration of function ‘ioread16_rep’ [-Werror=implicit-function-declaration]


Signed-off-by: Chen Gang <gang.chen@...anux.com>
---
 arch/m32r/include/asm/io.h |   14 ++++++++++++++
 1 files changed, 14 insertions(+), 0 deletions(-)

diff --git a/arch/m32r/include/asm/io.h b/arch/m32r/include/asm/io.h
index 4010f1f..167d6ed 100644
--- a/arch/m32r/include/asm/io.h
+++ b/arch/m32r/include/asm/io.h
@@ -169,6 +169,20 @@ static inline void _writel(unsigned long l, unsigned long addr)
 #define iowrite16 writew
 #define iowrite32 writel
 
+#define ioread8_rep(p, dst, count) \
+	insb((unsigned long) (p), (dst), (count))
+#define ioread16_rep(p, dst, count) \
+	insw((unsigned long) (p), (dst), (count))
+#define ioread32_rep(p, dst, count) \
+	insl((unsigned long) (p), (dst), (count))
+
+#define iowrite8_rep(p, src, count) \
+	outsb((unsigned long) (p), (src), (count))
+#define iowrite16_rep(p, src, count) \
+	outsw((unsigned long) (p), (src), (count))
+#define iowrite32_rep(p, src, count) \
+	outsl((unsigned long) (p), (src), (count))
+
 #define mmiowb()
 
 #define flush_write_buffers() do { } while (0)  /* M32R_FIXME */
-- 
1.7.7.6
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