[PATCH 10/11] io.h: update definitions of __raw_{read,write}*
Marc Kleine-Budde
mkl at pengutronix.de
Tue Feb 16 09:46:25 EST 2010
This patch updates the definitions of the __raw_read and __raw_write
functions so that "sparse" doesn't complain.
Signed-off-by: Marc Kleine-Budde <mkl at pengutronix.de>
---
arch/arm/include/asm/io.h | 12 ++++++------
1 files changed, 6 insertions(+), 6 deletions(-)
diff --git a/arch/arm/include/asm/io.h b/arch/arm/include/asm/io.h
index c7f4b62..e8e82f6 100644
--- a/arch/arm/include/asm/io.h
+++ b/arch/arm/include/asm/io.h
@@ -26,13 +26,13 @@
#ifndef __ASM_ARM_IO_H
#define __ASM_ARM_IO_H
-#define __raw_writeb(v,a) (*(volatile unsigned char *)(a) = (v))
-#define __raw_writew(v,a) (*(volatile unsigned short *)(a) = (v))
-#define __raw_writel(v,a) (*(volatile unsigned int *)(a) = (v))
+#define __raw_writeb(v,a) (__chk_io_ptr(a), *(volatile unsigned char __force *)(a) = (v))
+#define __raw_writew(v,a) (__chk_io_ptr(a), *(volatile unsigned short __force *)(a) = (v))
+#define __raw_writel(v,a) (__chk_io_ptr(a), *(volatile unsigned int __force *)(a) = (v))
-#define __raw_readb(a) (*(volatile unsigned char *)(a))
-#define __raw_readw(a) (*(volatile unsigned short *)(a))
-#define __raw_readl(a) (*(volatile unsigned int *)(a))
+#define __raw_readb(a) (__chk_io_ptr(a), *(volatile unsigned char __force *)(a))
+#define __raw_readw(a) (__chk_io_ptr(a), *(volatile unsigned short __force *)(a))
+#define __raw_readl(a) (__chk_io_ptr(a), *(volatile unsigned int __force *)(a))
#define writeb(v,a) __raw_writeb(v,a)
#define writew(v,a) __raw_writew(v,a)
--
1.6.6.2
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