linux-kernel - Re: [PATCH] sh: clkfwk: don't pass void pointers to ioread*

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Message-ID: <20190628071257.GA28615@lst.de>
Date:   Fri, 28 Jun 2019 09:12:57 +0200
From:   Christoph Hellwig <hch@....de>
To:     Geert Uytterhoeven <geert@...ux-m68k.org>
Cc:     Christoph Hellwig <hch@....de>,
        Yoshinori Sato <ysato@...rs.sourceforge.jp>,
        Rich Felker <dalias@...c.org>,
        Linux-sh list <linux-sh@...r.kernel.org>,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
        Arnd Bergmann <arnd@...db.de>
Subject: Re: [PATCH] sh: clkfwk: don't pass void pointers to ioread*

On Fri, Jun 28, 2019 at 09:01:40AM +0200, Geert Uytterhoeven wrote:
> This is due to include/asm-generic/io.h and include/asm-generic/iomap.h
> using different prototypes, right?
> 
> include/asm-generic/io.h:static inline u8 ioread8(const volatile void
> __iomem *addr)
> include/asm-generic/io.h:static inline u16 ioread16(const volatile
> void __iomem *addr)
> include/asm-generic/io.h:static inline u32 ioread32(const volatile
> void __iomem *addr)
> include/asm-generic/io.h:static inline u64 ioread64(const volatile
> void __iomem *addr)
> 
> include/asm-generic/iomap.h:extern unsigned int ioread8(void __iomem *);
> include/asm-generic/iomap.h:extern unsigned int ioread16(void __iomem *);
> include/asm-generic/iomap.h:extern unsigned int ioread32(void __iomem *);
> include/asm-generic/iomap.h:extern u64 ioread64(void __iomem *);
> 
> Wouldn't it be better to fix include/asm-generic/iomap.h and lib/iomap.c
> instead?

Oh, I didn't even notice we had this declared by different files..