[PATCH 14/19] powerpc/altivec: Add missing prototypes for altivec

[Mathieu Malaterre]

On Fri, Mar 23, 2018 at 1:19 PM, christophe leroy
<christophe.leroy at c-s.fr> wrote:
>
>
> Le 22/03/2018 à 21:20, Mathieu Malaterre a écrit :
>>
>> Some functions prototypes were missing for the non-altivec code. Add the
>> missing prototypes directly in xor_vmx, fix warnings treated as errors
>> with
>> W=1:
>>
>>    arch/powerpc/lib/xor_vmx_glue.c:18:6: error: no previous prototype for
>> ‘xor_altivec_2’ [-Werror=missing-prototypes]
>>    arch/powerpc/lib/xor_vmx_glue.c:29:6: error: no previous prototype for
>> ‘xor_altivec_3’ [-Werror=missing-prototypes]
>>    arch/powerpc/lib/xor_vmx_glue.c:40:6: error: no previous prototype for
>> ‘xor_altivec_4’ [-Werror=missing-prototypes]
>>    arch/powerpc/lib/xor_vmx_glue.c:52:6: error: no previous prototype for
>> ‘xor_altivec_5’ [-Werror=missing-prototypes]
>>
>> Signed-off-by: Mathieu Malaterre <malat at debian.org>
>> ---
>>   arch/powerpc/lib/xor_vmx.h | 14 ++++++++++++++
>>   1 file changed, 14 insertions(+)
>>
>> diff --git a/arch/powerpc/lib/xor_vmx.h b/arch/powerpc/lib/xor_vmx.h
>> index 5c2b0839b179..2173e3c84151 100644
>> --- a/arch/powerpc/lib/xor_vmx.h
>> +++ b/arch/powerpc/lib/xor_vmx.h
>> @@ -19,3 +19,17 @@ void __xor_altivec_4(unsigned long bytes, unsigned long
>> *v1_in,
>>   void __xor_altivec_5(unsigned long bytes, unsigned long *v1_in,
>>                              unsigned long *v2_in, unsigned long *v3_in,
>>                              unsigned long *v4_in, unsigned long *v5_in);
>> +
>> +void xor_altivec_2(unsigned long bytes, unsigned long *v1_in,
>> +                            unsigned long *v2_in);
>> +
>
>
> Only used in one place, should be static instead of adding it in a .h
>
> Same for the other ones.

$ git grep xor_altivec_2
[...]
arch/powerpc/lib/xor_vmx_glue.c:EXPORT_SYMBOL(xor_altivec_2);

Are you sure I can change this function to static ?

> Christophe
>
>
>> +void xor_altivec_3(unsigned long bytes, unsigned long *v1_in,
>> +                            unsigned long *v2_in, unsigned long *v3_in);
>> +
>> +void xor_altivec_4(unsigned long bytes, unsigned long *v1_in,
>> +                            unsigned long *v2_in, unsigned long *v3_in,
>> +                            unsigned long *v4_in);
>> +
>> +void xor_altivec_5(unsigned long bytes, unsigned long *v1_in,
>> +                            unsigned long *v2_in, unsigned long *v3_in,
>> +                            unsigned long *v4_in, unsigned long *v5_in);
>>
>
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