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Commit 9a1724c7 authored by Paul Burton's avatar Paul Burton Committed by Ralf Baechle
Browse files

MIPS: CPC: Use __raw_ memory access functions 



The CPC registers use native endianness, so using plain readl & writel
will produce incorrect results on big endian systems.

Reported-by: default avatarJeffrey Deans <jeffrey.deans@imgtec.com>
Reported-by: default avatarKeng Koh <keng.koh@imgtec.com>
Signed-off-by: default avatarPaul Burton <paul.burton@imgtec.com>
Cc: linux-mips@linux-mips.org
Patchwork: https://patchwork.linux-mips.org/patch/6657/


Signed-off-by: default avatarRalf Baechle <ralf@linux-mips.org>
parent cd217546

arch/mips/include/asm/mips-cpc.h

+2 −2
Original line number Original line Diff line number Diff line
@@ -75,13 +75,13 @@ static inline bool mips_cpc_present(void) 
#define BUILD_CPC_R_(name, off) \

#define BUILD_CPC_R_(name, off) \

static inline u32 read_cpc_##name(void)				\

static inline u32 read_cpc_##name(void)				\

{								\

{								\

	return readl(mips_cpc_base + (off));			\

	return __raw_readl(mips_cpc_base + (off));		\

}

}





#define BUILD_CPC__W(name, off) \

#define BUILD_CPC__W(name, off) \

static inline void write_cpc_##name(u32 value)			\

static inline void write_cpc_##name(u32 value)			\

{								\

{								\

	writel(value, mips_cpc_base + (off));			\

	__raw_writel(value, mips_cpc_base + (off));		\

}

}





#define BUILD_CPC_RW(name, off)					\

#define BUILD_CPC_RW(name, off)					\