linux-kernel - Re: [PATCH v2 1/2] Remove POWER10

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Message-ID: <29e7972a-17ad-638e-fa2d-1c65ae619c41@linux.ibm.com>
Date:   Fri, 14 Apr 2023 08:29:08 -0500
From:   Danny Tsen <dtsen@...ux.ibm.com>
To:     Michael Ellerman <mpe@...erman.id.au>, linux-crypto@...r.kernel.org
Cc:     herbert@...dor.apana.org.au, leitao@...ian.org,
        nayna@...ux.ibm.com, appro@...ptogams.org,
        linux-kernel@...r.kernel.org, linuxppc-dev@...ts.ozlabs.org,
        ltcgcw@...ux.vnet.ibm.com, dtsen@...ibm.com
Subject: Re: [PATCH v2 1/2] Remove POWER10_CPU dependency.

Thanks Michael.

-Danny

On 4/14/23 8:08 AM, Michael Ellerman wrote:
> Danny Tsen <dtsen@...ux.ibm.com> writes:
>> Remove Power10 dependency in Kconfig and detect Power10 feature at runtime.
> ... using the existing call to module_cpu_feature_match() :)
>
>> Signed-off-by: Danny Tsen <dtsen@...ux.ibm.com>
>> ---
>>   arch/powerpc/crypto/Kconfig | 2 +-
>>   1 file changed, 1 insertion(+), 1 deletion(-)
> Acked-by: Michael Ellerman <mpe@...erman.id.au> (powerpc)
>
> cheers
>
>> diff --git a/arch/powerpc/crypto/Kconfig b/arch/powerpc/crypto/Kconfig
>> index 1f8f02b494e1..7113f9355165 100644
>> --- a/arch/powerpc/crypto/Kconfig
>> +++ b/arch/powerpc/crypto/Kconfig
>> @@ -96,7 +96,7 @@ config CRYPTO_AES_PPC_SPE
>>   
>>   config CRYPTO_AES_GCM_P10
>>   	tristate "Stitched AES/GCM acceleration support on P10 or later CPU (PPC)"
>> -	depends on PPC64 && POWER10_CPU && CPU_LITTLE_ENDIAN
>> +	depends on PPC64 && CPU_LITTLE_ENDIAN
>>   	select CRYPTO_LIB_AES
>>   	select CRYPTO_ALGAPI
>>   	select CRYPTO_AEAD
>> -- 
>> 2.31.1