On Fri, Jan 29, 2021 at 05:11:12PM +0100, Ahmad Fatoum wrote:
> addr is already __iomem, but we need to force strip that away to use it
> as normal pointer. Define __io_virt like Linux does and use it.
>
> Signed-off-by: Ahmad Fatoum <a.fatoum@xxxxxxxxxxxxxx>
> ---
> include/asm-generic/io.h | 8 +++++---
> 1 file changed, 5 insertions(+), 3 deletions(-)
>
> diff --git a/include/asm-generic/io.h b/include/asm-generic/io.h
> index 150a97645b6b..a4b0dc4b4337 100644
> --- a/include/asm-generic/io.h
> +++ b/include/asm-generic/io.h
> @@ -425,6 +425,8 @@ static inline void iowrite64be(u64 value, volatile void __iomem *addr)
> #define IOMEM(addr) ((void __force __iomem *)(addr))
> #endif
>
> +#define __io_virt(x) ((void __force *)(x))
> +
> #ifndef memset_io
> #define memset_io memset_io
> /**
> @@ -438,7 +440,7 @@ static inline void iowrite64be(u64 value, volatile void __iomem *addr)
> static inline void memset_io(volatile void __iomem *addr, int value,
> size_t size)
> {
> - memset(IOMEM(addr), value, size);
> + memset(__io_virt(addr), value, size);
> }
Why did you add it differently than Linux in the first place?
Should this be merged into 2/8?
Sascha
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