[PATCH v2 09/13] pinctrl: meson: Rename REG_* to MREG_*

Neil Armstrong narmstrong at baylibre.com
Wed Mar 30 08:22:56 PDT 2022


On 30/03/2022 11:18, Andy Shevchenko wrote:
> On Wed, Mar 30, 2022 at 11:09:11AM +0200, Neil Armstrong wrote:
>> On 30/03/2022 10:54, Geert Uytterhoeven wrote:
>>> On Tue, Mar 29, 2022 at 6:47 PM Andy Shevchenko
>>> <andriy.shevchenko at linux.intel.com> wrote:
>>>> On Tue, Mar 29, 2022 at 06:13:19PM +0200, Neil Armstrong wrote:
>>>>> On 29/03/2022 17:29, Andy Shevchenko wrote:
> 
> ...
> 
>>>>> What error do you hit ?
>>>>
>>>> arch/x86/include/asm/arch_hweight.h:9:17: error: expected identifier before string constant
>>>> 9 | #define REG_OUT "a"
>>>>     |                 ^~~
>>>
>>> Perhaps REG_{OUT,IN} in arch/x86/include/asm/arch_hweight.h should be
>>> renamed instead, as this is a generic header file that can be included
>>> anywhere, while the REG_{OUT,IN} definitions are only used locally,
>>> in the header file?
>>
>> Even better, those REG_OUT/REG_IN should be undefined at the end of the header since only
>> used in the headers inline functions:
>> ==============><==================================
>> diff --git a/arch/x86/include/asm/arch_hweight.h b/arch/x86/include/asm/arch_hweight.h
>> index ba88edd0d58b..139a4b0a2a14 100644
>> --- a/arch/x86/include/asm/arch_hweight.h
>> +++ b/arch/x86/include/asm/arch_hweight.h
>> @@ -52,4 +52,7 @@ static __always_inline unsigned long __arch_hweight64(__u64 w)
>>   }
>>   #endif /* CONFIG_X86_32 */
>>
>> +#undef REG_IN
>> +#undef REG_OUT
>> +
>>   #endif
>> ==============><==================================
> 
> Can you submit a formal patch, please?

I'll submit it separately

> 
> 
> And I think it would be good to have my patch as well, so we do not depend on
> the fate of the other one.
> 

Yes sure

Thanks,
Neil



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