Need use 'readb' instead of 'read', it is a typo issue which found by compiler. The related error (with allmodconfig): drivers/i2c/busses/i2c-ocores.c: In function ‘oc_getreg_8’: drivers/i2c/busses/i2c-ocores.c:96:2: error: implicit declaration of function ‘read’ [-Werror=implicit-function-declaration] Signed-off-by: Chen Gang <gang.chen@xxxxxxxxxxx> --- arch/m32r/include/asm/io.h | 2 +- 1 files changed, 1 insertions(+), 1 deletions(-) diff --git a/arch/m32r/include/asm/io.h b/arch/m32r/include/asm/io.h index 4010f1f..343ae4c 100644 --- a/arch/m32r/include/asm/io.h +++ b/arch/m32r/include/asm/io.h @@ -162,7 +162,7 @@ static inline void _writel(unsigned long l, unsigned long addr) #define __raw_writew writew #define __raw_writel writel -#define ioread8 read +#define ioread8 readb #define ioread16 readw #define ioread32 readl #define iowrite8 writeb -- 1.7.7.6 -- To unsubscribe from this list: send the line "unsubscribe linux-arch" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html