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SubjectRe: [PATCH 12/31] nds32: Device specific operations
2017-11-09 15:04 GMT+08:00 Greentime Hu <green.hu@gmail.com>:
> 2017-11-08 17:04 GMT+08:00 Arnd Bergmann <arnd@arndb.de>:
>> On Wed, Nov 8, 2017 at 6:55 AM, Greentime Hu <green.hu@gmail.com> wrote:
>>
>>> +
>>> +#define ioremap(cookie,size) __ioremap(cookie,size,0,1)
>>> +#define ioremap_nocache(cookie,size) __ioremap(cookie,size,0,1)
>>> +#define iounmap(cookie) __iounmap(cookie)
>>
>>> +#include <asm-generic/io.h>
>>
>> asm-generic/io.h now provides an ioremap_nocache() helper along with
>> ioremap_uc/ioremap_wc/ioremap_wt, so I think you can remove the
>> ioremap_nocache definition here. You might also be able to remove
>> __ioremap and __iounmap, and only provide ioremap/iounmap, plus
>> the identity macro 'define ioremap ioremap'
>
> Thanks. I will try to use generic ioremap_nocache() helper in the next
> version patch.

I think I can't remove ioremap_nocache definition because it is defined
in asm-generic/io.h with !CONFIG_MMU.

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