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

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Message-ID: <87ildya9xd.fsf@mpe.ellerman.id.au>
Date:   Fri, 14 Apr 2023 23:08:14 +1000
From:   Michael Ellerman <mpe@...erman.id.au>
To:     Danny Tsen <dtsen@...ux.ibm.com>, 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,
        Danny Tsen <dtsen@...ux.ibm.com>
Subject: Re: [PATCH v2 1/2] Remove POWER10_CPU dependency.

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