linux-kernel - Re: [PATCH] crypto: hisilicon - remove redundant config PCI dependency for some CRYPTO_DEV

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Message-ID: <e1a19c92-9162-1696-5974-99aecd86989b@huawei.com>
Date:   Mon, 16 Jan 2023 21:17:12 +0800
From:   Weili Qian <qianweili@...wei.com>
To:     Lukas Bulwahn <lukas.bulwahn@...il.com>,
        Zhou Wang <wangzhou1@...ilicon.com>,
        Herbert Xu <herbert@...dor.apana.org.au>,
        "David S . Miller" <davem@...emloft.net>,
        <linux-crypto@...r.kernel.org>
CC:     <kernel-janitors@...r.kernel.org>, <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH] crypto: hisilicon - remove redundant config PCI
 dependency for some CRYPTO_DEV_HISI configs



On 2023/1/11 20:02, Lukas Bulwahn wrote:
> While reviewing dependencies in some Kconfig files, I noticed the redundant
> dependency "depends on PCI && PCI_MSI". The config PCI_MSI has always,
> since its introduction, been dependent on the config PCI. So, it is
> sufficient to just depend on PCI_MSI, and know that the dependency on PCI
> is implicitly implied.
> 
> Reduce the dependencies of configs CRYPTO_DEV_HISI_SEC2,
> CRYPTO_DEV_HISI_QM, CRYPTO_DEV_HISI_ZIP and CRYPTO_DEV_HISI_HPRE.
> 
> No functional change and effective change of Kconfig dependendencies.
> 
> Signed-off-by: Lukas Bulwahn <lukas.bulwahn@...il.com>
> ---
>  drivers/crypto/hisilicon/Kconfig | 8 ++++----
>  1 file changed, 4 insertions(+), 4 deletions(-)
> 
Acked-by: Weili Qian <qianweili@...wei.com>

> diff --git a/drivers/crypto/hisilicon/Kconfig b/drivers/crypto/hisilicon/Kconfig
> index 743ce4fc3158..4137a8bf131f 100644
> --- a/drivers/crypto/hisilicon/Kconfig
> +++ b/drivers/crypto/hisilicon/Kconfig
> @@ -27,7 +27,7 @@ config CRYPTO_DEV_HISI_SEC2
>  	select CRYPTO_SHA256
>  	select CRYPTO_SHA512
>  	select CRYPTO_SM4_GENERIC
> -	depends on PCI && PCI_MSI
> +	depends on PCI_MSI
>  	depends on UACCE || UACCE=n
>  	depends on ARM64 || (COMPILE_TEST && 64BIT)
>  	depends on ACPI
> @@ -42,7 +42,7 @@ config CRYPTO_DEV_HISI_SEC2
>  config CRYPTO_DEV_HISI_QM
>  	tristate
>  	depends on ARM64 || COMPILE_TEST
> -	depends on PCI && PCI_MSI
> +	depends on PCI_MSI
>  	depends on UACCE || UACCE=n
>  	depends on ACPI
>  	help
> @@ -51,7 +51,7 @@ config CRYPTO_DEV_HISI_QM
>  
>  config CRYPTO_DEV_HISI_ZIP
>  	tristate "Support for HiSilicon ZIP accelerator"
> -	depends on PCI && PCI_MSI
> +	depends on PCI_MSI
>  	depends on ARM64 || (COMPILE_TEST && 64BIT)
>  	depends on !CPU_BIG_ENDIAN || COMPILE_TEST
>  	depends on UACCE || UACCE=n
> @@ -62,7 +62,7 @@ config CRYPTO_DEV_HISI_ZIP
>  
>  config CRYPTO_DEV_HISI_HPRE
>  	tristate "Support for HISI HPRE accelerator"
> -	depends on PCI && PCI_MSI
> +	depends on PCI_MSI
>  	depends on UACCE || UACCE=n
>  	depends on ARM64 || (COMPILE_TEST && 64BIT)
>  	depends on ACPI
>